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8,471
os_process_handle_impl.os.macos.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_process_handle_impl.os.macos.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class ProcessHandleMacosImpl { public: static consteval NativeHandle GetCurrentProcessHandle() { /* TODO: PseudoHandle define? */ return -2; } static ALWAYS_INLINE Result GetProcessId(ProcessId *out, NativeHandle handle) { AMS_UNUSED(out, handle); AMS_ABORT("TODO"); } static ALWAYS_INLINE Result GetProgramId(ncm::ProgramId *out, NativeHandle handle) { AMS_UNUSED(out, handle); AMS_ABORT("TODO"); } }; using ProcessHandleImpl = ProcessHandleMacosImpl; }
1,351
C++
.h
35
31.657143
96
0.664122
Atmosphere-NX/Atmosphere
14,324
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9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
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false
false
false
false
8,472
os_message_queue_helper.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_message_queue_helper.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { template<typename T> concept IsMessageQueueType = requires(T &t) { { t.buffer } -> std::convertible_to<uintptr_t *>; { t.offset } -> std::convertible_to<s32>; { t.count } -> std::same_as<decltype(t.offset) &>; { t.capacity } -> std::same_as<decltype(t.count) &>; }; template<typename T> requires IsMessageQueueType<T> class MessageQueueHelper { public: static ALWAYS_INLINE bool IsMessageQueueFull(const T *mq) { return mq->count >= mq->capacity; } static ALWAYS_INLINE bool IsMessageQueueEmpty(const T *mq) { return mq->count == 0; } static void EnqueueUnsafe(T *mq, uintptr_t data) { /* Ensure our limits are correct. */ auto count = mq->count; const auto capacity = mq->capacity; AMS_ASSERT(count < capacity); /* Determine where we're writing. */ auto ind = mq->offset + count; if (ind >= capacity) { ind -= capacity; } AMS_ASSERT(0 <= ind && ind < capacity); /* Write the data. */ mq->buffer[ind] = data; ++count; /* Update tracking. */ mq->count = count; } static uintptr_t DequeueUnsafe(T *mq) { /* Ensure our limits are correct. */ auto count = mq->count; auto offset = mq->offset; const auto capacity = mq->capacity; AMS_ASSERT(count > 0); AMS_ASSERT(offset >= 0 && offset < capacity); /* Get the data. */ auto data = mq->buffer[offset++]; /* Calculate new tracking variables. */ if (offset >= capacity) { offset -= capacity; } --count; /* Update tracking. */ mq->offset = offset; mq->count = count; return data; } static void JamUnsafe(T *mq, uintptr_t data) { /* Ensure our limits are correct. */ auto count = mq->count; const auto capacity = mq->capacity; AMS_ASSERT(count < capacity); /* Determine where we're writing. */ auto offset = mq->offset - 1; if (offset < 0) { offset += capacity; } AMS_ASSERT(0 <= offset && offset < capacity); /* Write the data. */ mq->buffer[offset] = data; ++count; /* Update tracking. */ mq->offset = offset; mq->count = count; } static uintptr_t PeekUnsafe(const T *mq) { /* Ensure our limits are correct. */ const auto count = mq->count; const auto offset = mq->offset; AMS_ASSERT(count > 0); AMS_UNUSED(count); return mq->buffer[offset]; } }; }
3,978
C++
.h
98
27.612245
76
0.499741
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,473
os_tick_manager_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_tick_manager_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class TickManagerImpl { public: constexpr TickManagerImpl() { /* ... */ } ALWAYS_INLINE Tick GetTick() const { s64 tick; #if defined(ATMOSPHERE_ARCH_ARM64) __asm__ __volatile__("mrs %[tick], cntpct_el0" : [tick]"=&r"(tick) :: "memory"); #else #error "Unknown Architecture for TickManagerImpl::GetTick" #endif return Tick(tick); } ALWAYS_INLINE Tick GetSystemTickOrdered() const { s64 tick; #if defined(ATMOSPHERE_ARCH_ARM64) __asm__ __volatile__("dsb ish\n" "isb\n" "mrs %[tick], cntpct_el0\n" "isb" : [tick]"=&r"(tick) : : "memory"); #else #error "Unknown Architecture for TickManagerImpl::GetSystemTickOrdered" #endif return Tick(tick); } static constexpr ALWAYS_INLINE s64 GetTickFrequency() { return static_cast<s64>(::ams::svc::TicksPerSecond); } static constexpr ALWAYS_INLINE s64 GetMaxTick() { static_assert(GetTickFrequency() <= TimeSpan::FromSeconds(1).GetNanoSeconds()); return (std::numeric_limits<s64>::max() / TimeSpan::FromSeconds(1).GetNanoSeconds()) * GetTickFrequency(); } static constexpr ALWAYS_INLINE s64 GetMaxTimeSpanNs() { static_assert(GetTickFrequency() <= TimeSpan::FromSeconds(1).GetNanoSeconds()); return TimeSpan::FromNanoSeconds(std::numeric_limits<s64>::max()).GetNanoSeconds(); } }; }
2,646
C++
.h
58
31.931034
122
0.543411
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,474
os_native_handle_impl.os.linux.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_native_handle_impl.os.linux.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include <unistd.h> namespace ams::os::impl { class NativeHandleLinuxImpl { public: static ALWAYS_INLINE void Close(NativeHandle handle) { s32 ret; do { ret = ::close(handle); } while (ret < 0 && errno == EINTR); AMS_ASSERT(ret == 0); } }; using NativeHandleImpl = NativeHandleLinuxImpl; }
1,099
C++
.h
31
29.709677
76
0.664158
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,475
os_aslr_space_manager_impl.os.linux.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_aslr_space_manager_impl.os.linux.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_address_space_allocator_forbidden_region.hpp" namespace ams::os::impl { class AslrSpaceManagerLinuxImpl { NON_COPYABLE(AslrSpaceManagerLinuxImpl); NON_MOVEABLE(AslrSpaceManagerLinuxImpl); public: constexpr AslrSpaceManagerLinuxImpl() = default; static constexpr ALWAYS_INLINE const AddressSpaceAllocatorForbiddenRegion *GetForbiddenRegions() { return nullptr; } static constexpr ALWAYS_INLINE size_t GetForbiddenRegionCount() { return 0; } static constexpr ALWAYS_INLINE u64 GetHeapSpaceBeginAddress() { return 8_GB; } static constexpr ALWAYS_INLINE u64 GetHeapSpaceSize() { return 4_GB; } static constexpr ALWAYS_INLINE u64 GetAliasSpaceBeginAddress() { return 60_GB; } static constexpr ALWAYS_INLINE u64 GetAliasSpaceSize() { return 4_GB; } static constexpr ALWAYS_INLINE u64 GetAslrSpaceBeginAddress() { return 2_MB; } static constexpr ALWAYS_INLINE u64 GetAslrSpaceEndAddress() { return 64_GB; } }; using AslrSpaceManagerImpl = AslrSpaceManagerLinuxImpl; }
2,030
C++
.h
51
31.078431
110
0.656838
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,476
os_internal_rw_busy_mutex_impl.os.macos.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_internal_rw_busy_mutex_impl.os.macos.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { /* TODO */ }
722
C++
.h
20
34.05
76
0.748212
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,477
os_vamm_manager_impl.os.macos.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_vamm_manager_impl.os.macos.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include <sys/mman.h> namespace ams::os::impl { class VammManagerMacosImpl { public: static void GetReservedRegionImpl(uintptr_t *out_start, uintptr_t *out_size) { /* Reserve a 64 GB region of virtual address space. */ constexpr size_t ReservedRegionSize = 64_GB; const auto reserved = ::mmap(nullptr, ReservedRegionSize, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); AMS_ABORT_UNLESS(reserved != MAP_FAILED); *out_start = reinterpret_cast<uintptr_t>(reserved); *out_size = ReservedRegionSize; } static Result AllocatePhysicalMemoryImpl(uintptr_t address, size_t size) { R_UNLESS(::mprotect(reinterpret_cast<void *>(address), size, PROT_READ | PROT_WRITE) == 0, os::ResultOutOfMemory()); R_SUCCEED(); } static Result FreePhysicalMemoryImpl(uintptr_t address, size_t size) { const auto reserved = ::mmap(reinterpret_cast<void *>(address), size, PROT_NONE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); R_UNLESS(reserved != MAP_FAILED, os::ResultBusy()); R_SUCCEED(); } static consteval size_t GetExtraSystemResourceAssignedSize() { return 0; } static consteval size_t GetExtraSystemResourceUsedSize() { return 0; } static consteval bool IsVirtualAddressMemoryEnabled() { return true; } }; using VammManagerImpl = VammManagerMacosImpl; }
2,316
C++
.h
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0.636525
Atmosphere-NX/Atmosphere
14,324
1,207
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GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,478
os_internal_light_event_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_internal_light_event_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { namespace { constexpr inline s32 LightEventState_NotSignaledAndNoWaiter = 0; constexpr inline s32 LightEventState_NotSignaledAndWaiter = 1; constexpr inline s32 LightEventState_Signaled = 2; ALWAYS_INLINE uintptr_t GetAddressOfAtomicInteger(std::atomic<s32> *ptr) { static_assert(sizeof(*ptr) == sizeof(s32)); static_assert(alignof(*ptr) == alignof(s32)); static_assert(std::atomic<s32>::is_always_lock_free); return reinterpret_cast<uintptr_t>(ptr); } ALWAYS_INLINE bool SvcSignalToAddressForAutoClear(std::atomic<s32> *state, s32 expected) { /* Signal. */ R_TRY_CATCH(svc::SignalToAddress(GetAddressOfAtomicInteger(state), svc::SignalType_SignalAndModifyByWaitingCountIfEqual, expected, 1)) { R_CATCH(svc::ResultInvalidState) { return false; } } R_END_TRY_CATCH_WITH_ABORT_UNLESS; return true; } ALWAYS_INLINE bool SvcSignalToAddressForManualClear(std::atomic<s32> *state, s32 expected) { /* Signal. */ R_TRY_CATCH(svc::SignalToAddress(GetAddressOfAtomicInteger(state), svc::SignalType_SignalAndIncrementIfEqual, expected, -1)) { R_CATCH(svc::ResultInvalidState) { return false; } } R_END_TRY_CATCH_WITH_ABORT_UNLESS; return true; } ALWAYS_INLINE bool SvcWaitForAddressIfEqual(std::atomic<s32> *state) { /* Wait. */ R_TRY_CATCH(svc::WaitForAddress(GetAddressOfAtomicInteger(state), svc::ArbitrationType_WaitIfEqual, LightEventState_NotSignaledAndWaiter, -1ll)) { R_CATCH(svc::ResultInvalidState) { return false; } } R_END_TRY_CATCH_WITH_ABORT_UNLESS; return true; } ALWAYS_INLINE bool SvcWaitForAddressIfEqual(bool *out_timed_out, std::atomic<s32> *state, s64 timeout) { /* Default to not timed out. */ *out_timed_out = false; /* Wait. */ R_TRY_CATCH(svc::WaitForAddress(GetAddressOfAtomicInteger(state), svc::ArbitrationType_WaitIfEqual, LightEventState_NotSignaledAndWaiter, timeout)) { R_CATCH(svc::ResultInvalidState) { return false; } R_CATCH(svc::ResultTimedOut) { *out_timed_out = true; return false; } } R_END_TRY_CATCH_WITH_ABORT_UNLESS; return true; } ALWAYS_INLINE s32 LoadAcquireExclusiveForLightEvent(s32 *p) { s32 v; __asm__ __volatile__("ldaxr %w[v], %[p]" : [v]"=&r"(v) : [p]"Q"(*p) : "memory"); return v; } ALWAYS_INLINE bool StoreReleaseExclusiveForLightEvent(s32 *p, s32 v) { int result; __asm__ __volatile__("stlxr %w[result], %w[v], %[p]" : [result]"=&r"(result) : [v]"r"(v), [p]"Q"(*p) : "memory"); return result == 0; } ALWAYS_INLINE void ClearExclusiveForLightEvent() { __asm__ __volatile__("clrex" ::: "memory"); } ALWAYS_INLINE bool CompareAndSwap(std::atomic<s32> *state, s32 expected, s32 desired) { /* NOTE: This works around gcc not emitting clrex on ldaxr fail. */ s32 * const state_ptr = reinterpret_cast<s32 *>(GetAddressOfAtomicInteger(state)); while (true) { if (AMS_UNLIKELY(LoadAcquireExclusiveForLightEvent(state_ptr) != expected)) { ClearExclusiveForLightEvent(); return false; } if (AMS_LIKELY(StoreReleaseExclusiveForLightEvent(state_ptr, desired))) { return true; } } } } void InternalLightEventImpl::Initialize(bool signaled) { /* Set initial state. */ m_state.store(signaled ? LightEventState_Signaled : LightEventState_NotSignaledAndNoWaiter, std::memory_order_relaxed); } void InternalLightEventImpl::Finalize() { /* ... */ } void InternalLightEventImpl::SignalWithAutoClear() { /* Loop until signaled */ while (true) { /* Fence memory. */ std::atomic_thread_fence(std::memory_order_seq_cst); /* Get the current state. */ const auto state = m_state.load(std::memory_order_relaxed); switch (state) { case LightEventState_NotSignaledAndNoWaiter: /* Try to signal. */ if (CompareAndSwap(std::addressof(m_state), state, LightEventState_Signaled)) { return; } break; case LightEventState_NotSignaledAndWaiter: /* Try to signal. */ if (SvcSignalToAddressForAutoClear(std::addressof(m_state), state)) { return; } break; case LightEventState_Signaled: /* If we're already signaled, we're done. */ return; AMS_UNREACHABLE_DEFAULT_CASE(); } } } void InternalLightEventImpl::SignalWithManualClear() { /* Loop until signaled */ while (true) { /* Fence memory. */ std::atomic_thread_fence(std::memory_order_seq_cst); /* Get the current state. */ const auto state = m_state.load(std::memory_order_relaxed); switch (state) { case LightEventState_NotSignaledAndNoWaiter: /* Try to signal. */ if (CompareAndSwap(std::addressof(m_state), state, LightEventState_Signaled)) { return; } break; case LightEventState_NotSignaledAndWaiter: /* Try to signal. */ if (SvcSignalToAddressForManualClear(std::addressof(m_state), state)) { return; } break; case LightEventState_Signaled: /* If we're already signaled, we're done. */ return; AMS_UNREACHABLE_DEFAULT_CASE(); } } } void InternalLightEventImpl::Clear() { /* Fence memory. */ std::atomic_thread_fence(std::memory_order_acquire); ON_SCOPE_EXIT { std::atomic_thread_fence(std::memory_order_release); }; /* Change state from signaled to not-signaled. */ CompareAndSwap(std::addressof(m_state), LightEventState_Signaled, LightEventState_NotSignaledAndNoWaiter); } void InternalLightEventImpl::WaitWithAutoClear() { /* When we're done, fence memory. */ ON_SCOPE_EXIT { std::atomic_thread_fence(std::memory_order_seq_cst); }; /* Loop waiting. */ while (true) { /* Get the current state. */ const auto state = m_state.load(std::memory_order_acquire); switch (state) { case LightEventState_NotSignaledAndNoWaiter: /* Change state to have waiter. */ if (!CompareAndSwap(std::addressof(m_state), state, LightEventState_NotSignaledAndWaiter)) { break; } [[fallthrough]]; case LightEventState_NotSignaledAndWaiter: /* Wait for the address. */ if (SvcWaitForAddressIfEqual(std::addressof(m_state))) { return; } break; case LightEventState_Signaled: /* Change state to no-waiters. */ if (CompareAndSwap(std::addressof(m_state), state, LightEventState_NotSignaledAndNoWaiter)) { return; } break; AMS_UNREACHABLE_DEFAULT_CASE(); } } } void InternalLightEventImpl::WaitWithManualClear() { /* When we're done, fence memory. */ ON_SCOPE_EXIT { std::atomic_thread_fence(std::memory_order_seq_cst); }; /* Loop waiting. */ while (true) { /* Get the current state. */ const auto state = m_state.load(std::memory_order_acquire); switch (state) { case LightEventState_NotSignaledAndNoWaiter: /* Change state to have waiter. */ if (!CompareAndSwap(std::addressof(m_state), state, LightEventState_NotSignaledAndWaiter)) { break; } [[fallthrough]]; case LightEventState_NotSignaledAndWaiter: /* Wait for the address. */ SvcWaitForAddressIfEqual(std::addressof(m_state)); return; case LightEventState_Signaled: /* We're signaled, so return. */ return; AMS_UNREACHABLE_DEFAULT_CASE(); } } } bool InternalLightEventImpl::TryWaitWithAutoClear() { /* When we're done, fence memory. */ ON_SCOPE_EXIT { std::atomic_thread_fence(std::memory_order_seq_cst); }; return CompareAndSwap(std::addressof(m_state), LightEventState_Signaled, LightEventState_NotSignaledAndNoWaiter); } bool InternalLightEventImpl::TryWaitWithManualClear() { /* When we're done, fence memory. */ ON_SCOPE_EXIT { std::atomic_thread_fence(std::memory_order_seq_cst); }; return m_state.load(std::memory_order_acquire) == LightEventState_Signaled; } bool InternalLightEventImpl::TimedWaitWithAutoClear(const TimeoutHelper &timeout_helper) { /* When we're done, fence memory. */ ON_SCOPE_EXIT { std::atomic_thread_fence(std::memory_order_seq_cst); }; /* Loop waiting. */ while (true) { /* Get the current state. */ const auto state = m_state.load(std::memory_order_acquire); switch (state) { case LightEventState_NotSignaledAndNoWaiter: /* Change state to have waiter. */ if (!CompareAndSwap(std::addressof(m_state), state, LightEventState_NotSignaledAndWaiter)) { break; } [[fallthrough]]; case LightEventState_NotSignaledAndWaiter: /* Wait for the address, checking timeout. */ { bool timed_out; if (SvcWaitForAddressIfEqual(std::addressof(timed_out), std::addressof(m_state), timeout_helper.GetTimeLeftOnTarget().GetNanoSeconds())) { return true; } if (timed_out) { return false; } } break; case LightEventState_Signaled: /* Try to clear. */ if (CompareAndSwap(std::addressof(m_state), LightEventState_Signaled, LightEventState_NotSignaledAndNoWaiter)) { return true; } break; AMS_UNREACHABLE_DEFAULT_CASE(); } } } bool InternalLightEventImpl::TimedWaitWithManualClear(const TimeoutHelper &timeout_helper) { /* When we're done, fence memory. */ ON_SCOPE_EXIT { std::atomic_thread_fence(std::memory_order_seq_cst); }; /* Loop waiting. */ while (true) { /* Get the current state. */ const auto state = m_state.load(std::memory_order_acquire); switch (state) { case LightEventState_NotSignaledAndNoWaiter: /* Change state to have waiter. */ if (!CompareAndSwap(std::addressof(m_state), state, LightEventState_NotSignaledAndWaiter)) { break; } [[fallthrough]]; case LightEventState_NotSignaledAndWaiter: /* Wait and check for timeout. */ { bool timed_out; SvcWaitForAddressIfEqual(std::addressof(timed_out), std::addressof(m_state), timeout_helper.GetTimeLeftOnTarget().GetNanoSeconds()); return !timed_out; } break; case LightEventState_Signaled: /* We're signaled, so return. */ return true; AMS_UNREACHABLE_DEFAULT_CASE(); } } } }
13,480
C++
.h
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162
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Atmosphere-NX/Atmosphere
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9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,479
os_multiple_wait_holder_of_event.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_holder_of_event.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include "os_multiple_wait_holder_base.hpp" #include "os_multiple_wait_object_list.hpp" namespace ams::os::impl { class MultiWaitHolderOfEvent : public MultiWaitHolderOfUserWaitObject { private: EventType *m_event; private: ALWAYS_INLINE TriBool IsSignaledUnsafe() const { return m_event->signaled ? TriBool::True : TriBool::False; } public: explicit MultiWaitHolderOfEvent(EventType *e) : m_event(e) { /* ... */ } /* IsSignaled, Link, Unlink implemented. */ virtual TriBool IsSignaled() const override { std::scoped_lock lk(GetReference(m_event->cs_event)); return this->IsSignaledUnsafe(); } virtual TriBool AddToObjectList() override { std::scoped_lock lk(GetReference(m_event->cs_event)); GetReference(m_event->multi_wait_object_list_storage).PushBackToList(*this); return this->IsSignaledUnsafe(); } virtual void RemoveFromObjectList() override { std::scoped_lock lk(GetReference(m_event->cs_event)); GetReference(m_event->multi_wait_object_list_storage).EraseFromList(*this); } }; }
1,937
C++
.h
44
35.886364
92
0.654111
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,480
os_vamm_manager_types.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_vamm_manager_types.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class AddressRegionManager; class VammManager { NON_COPYABLE(VammManager); NON_MOVEABLE(VammManager); private: uintptr_t m_reserved_region_start; uintptr_t m_reserved_region_size; ReaderWriterLock m_lock; AddressRegionManager *m_region_manager; public: VammManager(); void InitializeIfEnabled(); Result AllocateAddressRegion(uintptr_t *out, size_t size); Result AllocateMemory(uintptr_t *out, size_t size); Result AllocateMemoryPages(uintptr_t address, size_t size); Result FreeAddressRegion(uintptr_t address); Result FreeMemoryPages(uintptr_t address, size_t size); VirtualAddressMemoryResourceUsage GetVirtualAddressMemoryResourceUsage(); public: static bool IsVirtualAddressMemoryEnabled(); }; }
1,617
C++
.h
40
33.7
85
0.696815
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,481
os_giant_lock.os.linux.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_giant_lock.os.linux.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class GiantLockLinuxImpl { private: s32 m_fd = -1; public: void Lock(); void Unlock(); ALWAYS_INLINE void lock() { this->Lock(); } ALWAYS_INLINE void unlock() { this->Unlock(); } }; using GiantLock = GiantLockLinuxImpl; }
1,074
C++
.h
33
26.575758
76
0.649275
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,482
os_aslr_space_manager_impl.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_aslr_space_manager_impl.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_address_space_allocator_forbidden_region.hpp" namespace ams::os::impl { class AslrSpaceManagerWindowsImpl { NON_COPYABLE(AslrSpaceManagerWindowsImpl); NON_MOVEABLE(AslrSpaceManagerWindowsImpl); public: constexpr AslrSpaceManagerWindowsImpl() = default; static constexpr ALWAYS_INLINE const AddressSpaceAllocatorForbiddenRegion *GetForbiddenRegions() { return nullptr; } static constexpr ALWAYS_INLINE size_t GetForbiddenRegionCount() { return 0; } static constexpr ALWAYS_INLINE u64 GetHeapSpaceBeginAddress() { return 8_GB; } static constexpr ALWAYS_INLINE u64 GetHeapSpaceSize() { return 4_GB; } static constexpr ALWAYS_INLINE u64 GetAliasSpaceBeginAddress() { return 60_GB; } static constexpr ALWAYS_INLINE u64 GetAliasSpaceSize() { return 4_GB; } static constexpr ALWAYS_INLINE u64 GetAslrSpaceBeginAddress() { return 2_MB; } static constexpr ALWAYS_INLINE u64 GetAslrSpaceEndAddress() { return 64_GB; } }; using AslrSpaceManagerImpl = AslrSpaceManagerWindowsImpl; }
2,040
C++
.h
51
31.27451
110
0.658574
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,483
os_address_space_allocator_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_address_space_allocator_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class AddressSpaceAllocator final : public AddressSpaceAllocatorBase<uintptr_t, size_t> { private: using Base = AddressSpaceAllocatorBase<uintptr_t, size_t>; public: using Base::Base; public: virtual bool CheckFreeSpace(AddressType address, SizeType size) override { /* Query the memory. */ svc::MemoryInfo memory_info; svc::PageInfo page_info; const auto result = svc::QueryMemory(std::addressof(memory_info), std::addressof(page_info), address); R_ASSERT(result); AMS_UNUSED(result); return memory_info.state == svc::MemoryState_Free && address + size <= memory_info.base_address + memory_info.size; } }; }
1,507
C++
.h
35
36.057143
131
0.669619
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,484
os_debug_impl.os.linux.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_debug_impl.os.linux.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class DebugLinuxImpl { public: static void GetCurrentStackInfo(uintptr_t *out_stack, size_t *out_size) { /* Check pre-conditions. */ AMS_ASSERT(out_stack != nullptr); AMS_ASSERT(out_size != nullptr); /* Get the current stack by pthread */ pthread_attr_t attr; pthread_attr_init(std::addressof(attr)); ON_SCOPE_EXIT { pthread_attr_destroy(std::addressof(attr)); }; const auto getattr_res = pthread_getattr_np(pthread_self(), std::addressof(attr)); AMS_ABORT_UNLESS(getattr_res == 0); /* Get the thread satck. */ void *base = nullptr; size_t size = 0; const auto getstack_res = pthread_attr_getstack(std::addressof(attr), std::addressof(base), std::addressof(size)); AMS_ABORT_UNLESS(getstack_res == 0); *out_stack = reinterpret_cast<uintptr_t>(base); *out_size = size; } static void QueryMemoryInfo(os::MemoryInfo *out) { AMS_UNUSED(out); AMS_ABORT("TODO: Linux QueryMemoryInfo"); } static Tick GetIdleTickCount() { return os::Tick(0); } static Tick GetThreadTickCount() { return os::Tick(0); } static int GetFreeThreadCount() { return 0; } }; using DebugImpl = DebugLinuxImpl; }
2,270
C++
.h
54
31.759259
130
0.589116
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,485
os_debug_impl.os.macos.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_debug_impl.os.macos.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class DebugMacosImpl { public: static void GetCurrentStackInfo(uintptr_t *out_stack, size_t *out_size) { /* Check pre-conditions. */ AMS_ASSERT(out_stack != nullptr); AMS_ASSERT(out_size != nullptr); /* Get the current pthread. */ const auto self = pthread_self(); /* Get the thread stack. */ uintptr_t stack_bottom = reinterpret_cast<uintptr_t>(pthread_get_stackaddr_np(self)); size_t stack_size = pthread_get_stacksize_np(self); uintptr_t stack_top = stack_bottom - stack_size; *out_stack = stack_top; *out_size = stack_size; } static void QueryMemoryInfo(os::MemoryInfo *out) { AMS_UNUSED(out); AMS_ABORT("TODO: macOS QueryMemoryInfo"); } static Tick GetIdleTickCount() { return os::Tick(0); } static Tick GetThreadTickCount() { return os::Tick(0); } static int GetFreeThreadCount() { return 0; } }; using DebugImpl = DebugMacosImpl; }
1,957
C++
.h
49
30.346939
101
0.594096
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,486
os_tls_manager.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_tls_manager.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_resource_manager.hpp" namespace ams::os::impl { ALWAYS_INLINE TlsManager &GetTlsManager() { AMS_FUNCTION_LOCAL_STATIC_CONSTINIT(TlsManager, s_tls_manager); return s_tls_manager; } }
898
C++
.h
24
34.708333
76
0.746269
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,487
os_multiple_wait_target_impl.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_target_impl.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_thread_manager.hpp" namespace ams::os::impl { class MultiWaitWindowsImpl { public: static constexpr size_t MaximumHandleCount = static_cast<size_t>(MAXIMUM_WAIT_OBJECTS); private: os::NativeHandle m_cancel_event; private: Result WaitForMultipleObjectsImpl(s32 *out_index, s32 num, NativeHandle arr[], s32 array_size, DWORD wait_ms); Result ReplyAndReceiveImpl(s32 *out_index, s32 num, NativeHandle arr[], s32 array_size, s64 ns, NativeHandle reply_target); public: MultiWaitWindowsImpl() { m_cancel_event = ::CreateEvent(nullptr, false, false, nullptr); AMS_ASSERT(m_cancel_event != os::InvalidNativeHandle); } ~MultiWaitWindowsImpl() { const auto ret = ::CloseHandle(m_cancel_event); AMS_ASSERT(ret != 0); AMS_UNUSED(ret); } void CancelWait() { ::SetEvent(m_cancel_event); } Result WaitAny(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num) { R_RETURN(this->WaitForMultipleObjectsImpl(out_index, num, arr, array_size, INFINITE)); } Result TryWaitAny(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num) { R_RETURN(this->WaitForMultipleObjectsImpl(out_index, num, arr, array_size, 0)); } Result TimedWaitAny(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num, TimeSpan ts); Result ReplyAndReceive(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num, NativeHandle reply_target) { R_RETURN(this->ReplyAndReceiveImpl(out_index, num, arr, array_size, std::numeric_limits<s64>::max(), reply_target)); } Result TimedReplyAndReceive(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num, NativeHandle reply_target, TimeSpan ts) { R_RETURN(this->ReplyAndReceiveImpl(out_index, num, arr, array_size, ts.GetNanoSeconds(), reply_target)); } void SetCurrentThreadHandleForCancelWait() { /* ... */ } void ClearCurrentThreadHandleForCancelWait() { /* ... */ } }; using MultiWaitTargetImpl = MultiWaitWindowsImpl; }
3,056
C++
.h
62
39.596774
142
0.636699
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,488
os_debug_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_debug_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #if defined(ATMOSPHERE_OS_HORIZON) #include "os_debug_impl.os.horizon.hpp" #elif defined(ATMOSPHERE_OS_WINDOWS) #include "os_debug_impl.os.windows.hpp" #elif defined(ATMOSPHERE_OS_LINUX) #include "os_debug_impl.os.linux.hpp" #elif defined(ATMOSPHERE_OS_MACOS) #include "os_debug_impl.os.macos.hpp" #else #error "Unknown OS for DebugImpl" #endif
1,042
C++
.h
28
34.964286
76
0.75617
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,489
os_timeout_helper_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_timeout_helper_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_tick_manager.hpp" namespace ams::os::impl { using TargetTimeSpan = ::ams::TimeSpan; class TimeoutHelperImpl { public: static TargetTimeSpan ConvertToImplTime(Tick tick) { return impl::GetTickManager().ConvertToTimeSpan(tick); } static void Sleep(TimeSpan tm); }; }
1,031
C++
.h
28
32.571429
76
0.716433
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,490
os_process_code_memory_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_process_code_memory_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class ProcessCodeMemoryImpl { public: static Result Map(u64 *out, NativeHandle handle, const ProcessMemoryRegion *regions, size_t num_regions, AddressSpaceGenerateRandomFunction generate_random); static Result Unmap(NativeHandle handle, u64 process_code_address, const ProcessMemoryRegion *regions, size_t num_regions); }; }
1,069
C++
.h
24
41.208333
169
0.753595
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,491
os_vamm_manager_impl.os.linux.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_vamm_manager_impl.os.linux.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include <sys/mman.h> namespace ams::os::impl { class VammManagerLinuxImpl { public: static void GetReservedRegionImpl(uintptr_t *out_start, uintptr_t *out_size) { /* Reserve a 64 GB region of virtual address space. */ constexpr size_t ReservedRegionSize = 64_GB; const auto reserved = ::mmap(nullptr, ReservedRegionSize, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); AMS_ABORT_UNLESS(reserved != MAP_FAILED); *out_start = reinterpret_cast<uintptr_t>(reserved); *out_size = ReservedRegionSize; } static Result AllocatePhysicalMemoryImpl(uintptr_t address, size_t size) { R_UNLESS(::mprotect(reinterpret_cast<void *>(address), size, PROT_READ | PROT_WRITE) == 0, os::ResultOutOfMemory()); R_SUCCEED(); } static Result FreePhysicalMemoryImpl(uintptr_t address, size_t size) { const auto reserved = ::mmap(reinterpret_cast<void *>(address), size, PROT_NONE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); R_UNLESS(reserved != MAP_FAILED, os::ResultBusy()); R_SUCCEED(); } static consteval size_t GetExtraSystemResourceAssignedSize() { return 0; } static consteval size_t GetExtraSystemResourceUsedSize() { return 0; } static consteval bool IsVirtualAddressMemoryEnabled() { return true; } }; using VammManagerImpl = VammManagerLinuxImpl; }
2,316
C++
.h
50
37.08
145
0.636525
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,492
os_aslr_space_manager_types.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_aslr_space_manager_types.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_address_space_allocator.hpp" #if defined(ATMOSPHERE_OS_HORIZON) #include "os_aslr_space_manager_impl.os.horizon.hpp" #elif defined(ATMOSPHERE_OS_WINDOWS) #include "os_aslr_space_manager_impl.os.windows.hpp" #elif defined(ATMOSPHERE_OS_LINUX) #include "os_aslr_space_manager_impl.os.linux.hpp" #elif defined(ATMOSPHERE_OS_MACOS) #include "os_aslr_space_manager_impl.os.macos.hpp" #else #error "Unknown OS for AslrSpaceManagerImpl" #endif namespace ams::os::impl { constexpr inline size_t AslrSpaceLargeAlign = 2_MB; constexpr inline size_t AslrSpaceGuardSize = 4 * MemoryPageSize; template<typename Allocator, typename Impl> class AslrSpaceManagerTemplate { NON_COPYABLE(AslrSpaceManagerTemplate); NON_MOVEABLE(AslrSpaceManagerTemplate); private: using AddressType = typename Allocator::AddressType; using SizeType = typename Allocator::SizeType; private: Impl m_impl; Allocator m_allocator; public: AslrSpaceManagerTemplate() : m_impl(), m_allocator(m_impl.GetAslrSpaceBeginAddress(), m_impl.GetAslrSpaceEndAddress(), AslrSpaceGuardSize, m_impl.GetForbiddenRegions(), m_impl.GetForbiddenRegionCount()) { /* ... */ } #if defined(ATMOSPHERE_OS_HORIZON) AslrSpaceManagerTemplate(os::NativeHandle process_handle) : m_impl(process_handle), m_allocator(m_impl.GetAslrSpaceBeginAddress(process_handle), m_impl.GetAslrSpaceEndAddress(process_handle), AslrSpaceGuardSize, m_impl.GetForbiddenRegions(), m_impl.GetForbiddenRegionCount(), process_handle) { /* ... */ } #endif AddressType AllocateSpace(SizeType size, SizeType align_offset, AddressSpaceGenerateRandomFunction generate_random) { /* Try to allocate a large-aligned space, if we can. */ if (align_offset || (size / AslrSpaceLargeAlign) != 0) { if (auto large_align = m_allocator.AllocateSpace(size, AslrSpaceLargeAlign, align_offset & (AslrSpaceLargeAlign - 1), generate_random); large_align != 0) { return large_align; } } /* Allocate a page-aligned space. */ return m_allocator.AllocateSpace(size, MemoryPageSize, 0, generate_random); } bool CheckGuardSpace(AddressType address, SizeType size) { return m_allocator.CheckGuardSpace(address, size, AslrSpaceGuardSize); } template<typename MapFunction, typename UnmapFunction> Result MapAtRandomAddressWithCustomRandomGenerator(AddressType *out, MapFunction map_function, UnmapFunction unmap_function, SizeType size, SizeType align_offset, AddressSpaceGenerateRandomFunction generate_random) { /* Try to map up to 64 times. */ for (auto i = 0; i < 64; ++i) { /* Reserve space to map the memory. */ const uintptr_t map_address = this->AllocateSpace(size, align_offset, generate_random); if (map_address == 0) { break; } /* Try to map. */ R_TRY_CATCH(map_function(map_address, size)) { /* If we failed to map at the address, retry. */ R_CATCH(os::ResultInvalidCurrentMemoryState) { continue; } } R_END_TRY_CATCH; /* Check guard space. */ if (!this->CheckGuardSpace(map_address, size)) { /* We don't have guard space, so unmap. */ unmap_function(map_address, size); /* NOTE: Nintendo is missing this continue; this is almost certainly a bug. */ /* This will cause them to incorrectly return success after unmapping if guard space is not present. */ continue; } /* We mapped successfully. */ *out = map_address; R_SUCCEED(); } /* We failed to map. */ R_THROW(os::ResultOutOfAddressSpace()); } template<typename MapFunction, typename UnmapFunction> Result MapAtRandomAddress(AddressType *out, MapFunction map_function, UnmapFunction unmap_function, SizeType size, SizeType align_offset) { R_RETURN(this->MapAtRandomAddressWithCustomRandomGenerator(out, map_function, unmap_function, size, align_offset, os::impl::AddressSpaceAllocatorDefaultGenerateRandom)); } }; using AslrSpaceManager = AslrSpaceManagerTemplate<AddressSpaceAllocator, AslrSpaceManagerImpl>; }
5,531
C++
.h
100
43.36
305
0.633543
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,493
os_interrupt_event_target_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_interrupt_event_target_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class InterruptEventHorizonImpl { private: svc::Handle m_handle; bool m_manual_clear; public: explicit InterruptEventHorizonImpl(InterruptName name, EventClearMode mode); ~InterruptEventHorizonImpl(); void Clear(); void Wait(); bool TryWait(); bool TimedWait(TimeSpan timeout); TriBool IsSignaled() { return TriBool::Undefined; } NativeHandle GetHandle() const { return m_handle; } }; using InterruptEventTargetImpl = InterruptEventHorizonImpl; }
1,360
C++
.h
38
28.868421
88
0.665399
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,494
os_rw_lock_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_rw_lock_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #if defined(ATMOSPHERE_OS_HORIZON) #include "os_rw_lock_target_impl.os.horizon.hpp" #else #include "os_rw_lock_target_impl.os.generic.hpp" #endif namespace ams::os::impl { static_assert(alignof(ReaderWriterLockType) == sizeof(u64) || alignof(ReaderWriterLockType) == sizeof(u32)); constexpr inline bool IsReaderWriterLockGuaranteedAlignment = alignof(ReaderWriterLockType) == sizeof(u64); struct ReaderWriterLockCounter { using ReadLockCount = util::BitPack32::Field< 0, BITSIZEOF(u16) - 1, u32>; using WriteLocked = util::BitPack32::Field< ReadLockCount::Next, 1, u32>; using ReadLockWaiterCount = util::BitPack32::Field< WriteLocked::Next, BITSIZEOF(u8), u32>; using WriteLockWaiterCount = util::BitPack32::Field<ReadLockWaiterCount::Next, BITSIZEOF(u8), u32>; }; static_assert(ReaderWriterLockCounter::WriteLockWaiterCount::Next == BITSIZEOF(u32)); ALWAYS_INLINE void ClearReadLockCount(ReaderWriterLockType::LockCount &lc) { lc.counter.Set<ReaderWriterLockCounter::ReadLockCount>(0); } ALWAYS_INLINE void ClearWriteLocked(ReaderWriterLockType::LockCount &lc) { lc.counter.Set<ReaderWriterLockCounter::WriteLocked>(0); } ALWAYS_INLINE void ClearReadLockWaiterCount(ReaderWriterLockType::LockCount &lc) { lc.counter.Set<ReaderWriterLockCounter::ReadLockWaiterCount>(0); } ALWAYS_INLINE void ClearWriteLockWaiterCount(ReaderWriterLockType::LockCount &lc) { lc.counter.Set<ReaderWriterLockCounter::WriteLockWaiterCount>(0); } ALWAYS_INLINE void ClearWriteLockCount(ReaderWriterLockType *rw_lock) { if constexpr (IsReaderWriterLockGuaranteedAlignment) { rw_lock->lock_count.aligned.write_lock_count = 0; } else { if (reinterpret_cast<uintptr_t>(std::addressof(rw_lock->lock_count)) & sizeof(u32)) { rw_lock->lock_count.not_aligned.write_lock_count = 0; } else { rw_lock->lock_count.aligned.write_lock_count = 0; } } } ALWAYS_INLINE ReaderWriterLockType::LockCount &GetLockCount(ReaderWriterLockType *rw_lock) { if constexpr (IsReaderWriterLockGuaranteedAlignment) { return rw_lock->lock_count.aligned.c; } else { if (reinterpret_cast<uintptr_t>(std::addressof(rw_lock->lock_count)) & sizeof(u32)) { return rw_lock->lock_count.not_aligned.c; } else { return rw_lock->lock_count.aligned.c; } } } ALWAYS_INLINE const ReaderWriterLockType::LockCount &GetLockCount(const ReaderWriterLockType *rw_lock) { if constexpr (IsReaderWriterLockGuaranteedAlignment) { return rw_lock->lock_count.aligned.c; } else { if (reinterpret_cast<uintptr_t>(std::addressof(rw_lock->lock_count)) & sizeof(u32)) { return rw_lock->lock_count.not_aligned.c; } else { return rw_lock->lock_count.aligned.c; } } } ALWAYS_INLINE u32 GetReadLockCount(const ReaderWriterLockType::LockCount &lc) { return lc.counter.Get<ReaderWriterLockCounter::ReadLockCount>(); } ALWAYS_INLINE u32 GetWriteLocked(const ReaderWriterLockType::LockCount &lc) { return lc.counter.Get<ReaderWriterLockCounter::WriteLocked>(); } ALWAYS_INLINE u32 GetReadLockWaiterCount(const ReaderWriterLockType::LockCount &lc) { return lc.counter.Get<ReaderWriterLockCounter::ReadLockWaiterCount>(); } ALWAYS_INLINE u32 GetWriteLockWaiterCount(const ReaderWriterLockType::LockCount &lc) { return lc.counter.Get<ReaderWriterLockCounter::WriteLockWaiterCount>(); } ALWAYS_INLINE u32 &GetWriteLockCount(ReaderWriterLockType &rw_lock) { if constexpr (IsReaderWriterLockGuaranteedAlignment) { return rw_lock.lock_count.aligned.write_lock_count; } else { if (reinterpret_cast<uintptr_t>(std::addressof(rw_lock.lock_count)) & sizeof(u32)) { return rw_lock.lock_count.not_aligned.write_lock_count; } else { return rw_lock.lock_count.aligned.write_lock_count; } } } ALWAYS_INLINE const u32 &GetWriteLockCount(const ReaderWriterLockType &rw_lock) { if constexpr (IsReaderWriterLockGuaranteedAlignment) { return rw_lock.lock_count.aligned.write_lock_count; } else { if (reinterpret_cast<uintptr_t>(std::addressof(rw_lock.lock_count)) & sizeof(u32)) { return rw_lock.lock_count.not_aligned.write_lock_count; } else { return rw_lock.lock_count.aligned.write_lock_count; } } } ALWAYS_INLINE void IncReadLockCount(ReaderWriterLockType::LockCount &lc) { const u32 read_lock_count = lc.counter.Get<ReaderWriterLockCounter::ReadLockCount>(); AMS_ASSERT(read_lock_count < ReaderWriterLockCountMax); lc.counter.Set<ReaderWriterLockCounter::ReadLockCount>(read_lock_count + 1); } ALWAYS_INLINE void DecReadLockCount(ReaderWriterLockType::LockCount &lc) { const u32 read_lock_count = lc.counter.Get<ReaderWriterLockCounter::ReadLockCount>(); AMS_ASSERT(read_lock_count > 0); lc.counter.Set<ReaderWriterLockCounter::ReadLockCount>(read_lock_count - 1); } ALWAYS_INLINE void IncReadLockWaiterCount(ReaderWriterLockType::LockCount &lc) { const u32 read_lock_waiter_count = lc.counter.Get<ReaderWriterLockCounter::ReadLockWaiterCount>(); AMS_ASSERT(read_lock_waiter_count < ReaderWriterLockWaiterCountMax); lc.counter.Set<ReaderWriterLockCounter::ReadLockWaiterCount>(read_lock_waiter_count + 1); } ALWAYS_INLINE void DecReadLockWaiterCount(ReaderWriterLockType::LockCount &lc) { const u32 read_lock_waiter_count = lc.counter.Get<ReaderWriterLockCounter::ReadLockWaiterCount>(); AMS_ASSERT(read_lock_waiter_count > 0); lc.counter.Set<ReaderWriterLockCounter::ReadLockWaiterCount>(read_lock_waiter_count - 1); } ALWAYS_INLINE void IncWriteLockWaiterCount(ReaderWriterLockType::LockCount &lc) { const u32 write_lock_waiter_count = lc.counter.Get<ReaderWriterLockCounter::WriteLockWaiterCount>(); AMS_ASSERT(write_lock_waiter_count < ReaderWriterLockWaiterCountMax); lc.counter.Set<ReaderWriterLockCounter::WriteLockWaiterCount>(write_lock_waiter_count + 1); } ALWAYS_INLINE void DecWriteLockWaiterCount(ReaderWriterLockType::LockCount &lc) { const u32 write_lock_waiter_count = lc.counter.Get<ReaderWriterLockCounter::WriteLockWaiterCount>(); AMS_ASSERT(write_lock_waiter_count > 0); lc.counter.Set<ReaderWriterLockCounter::WriteLockWaiterCount>(write_lock_waiter_count - 1); } ALWAYS_INLINE void IncWriteLockCount(ReaderWriterLockType &rw_lock) { u32 &write_lock_count = GetWriteLockCount(rw_lock); AMS_ASSERT(write_lock_count < ReaderWriterLockCountMax); ++write_lock_count; } ALWAYS_INLINE void DecWriteLockCount(ReaderWriterLockType &rw_lock) { u32 &write_lock_count = GetWriteLockCount(rw_lock); AMS_ASSERT(write_lock_count > 0); --write_lock_count; } ALWAYS_INLINE void SetWriteLocked(ReaderWriterLockType::LockCount &lc) { lc.counter.Set<ReaderWriterLockCounter::WriteLocked>(1); } using ReaderWriterLockImpl = ReaderWriterLockTargetImpl; }
8,256
C++
.h
156
45.083333
112
0.698303
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,495
os_multiple_wait_holder_of_native_handle.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_holder_of_native_handle.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include "os_multiple_wait_holder_base.hpp" namespace ams::os::impl { class MultiWaitHolderOfNativeHandle : public MultiWaitHolderOfNativeWaitObject { private: NativeHandle m_handle; public: explicit MultiWaitHolderOfNativeHandle(NativeHandle h) : m_handle(h) { /* ... */ } /* IsSignaled, GetHandle both implemented. */ virtual TriBool IsSignaled() const override { return TriBool::Undefined; } virtual bool GetNativeHandle(os::NativeHandle *out) const override { *out = m_handle; return true; } }; }
1,310
C++
.h
33
33.393939
94
0.678459
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,496
os_thread_manager_impl.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_thread_manager_impl.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class ThreadManagerWindowsImpl { NON_COPYABLE(ThreadManagerWindowsImpl); NON_MOVEABLE(ThreadManagerWindowsImpl); private: u32 m_tls_index; public: explicit ThreadManagerWindowsImpl(ThreadType *main_thread); Result CreateThread(ThreadType *thread, s32 ideal_core); void DestroyThreadUnsafe(ThreadType *thread); void StartThread(const ThreadType *thread); void WaitForThreadExit(ThreadType *thread); bool TryWaitForThreadExit(ThreadType *thread); void YieldThread(); bool ChangePriority(ThreadType *thread, s32 priority); s32 GetCurrentPriority(const ThreadType *thread) const; ThreadId GetThreadId(const ThreadType *thread) const; void SuspendThreadUnsafe(ThreadType *thread); void ResumeThreadUnsafe(ThreadType *thread); /* TODO: void GetThreadContextUnsafe(ThreadContextInfo *out_context, const ThreadType *thread); */ void NotifyThreadNameChangedImpl(const ThreadType *thread) const; void SetCurrentThread(ThreadType *thread) const; ThreadType *GetCurrentThread() const; s32 GetCurrentCoreNumber() const; s32 GetDefaultCoreNumber() const { return 0; } void SetThreadCoreMask(ThreadType *thread, s32 ideal_core, u64 affinity_mask) const; void GetThreadCoreMask(s32 *out_ideal_core, u64 *out_affinity_mask, const ThreadType *thread) const; u64 GetThreadAvailableCoreMask() const; bool MapAliasStack(void **out, void *stack, size_t size) { AMS_UNUSED(stack, size); *out = nullptr; return true; } bool UnmapAliasStack(void *alias_stack, void *original_stack, size_t size) { AMS_UNUSED(alias_stack, original_stack, size); return true; } NORETURN void ExitProcessImpl() { AMS_ABORT("TODO: Just exit?"); } NORETURN void QuickExit() { AMS_ABORT("TODO: Just exit?"); } }; using ThreadManagerImpl = ThreadManagerWindowsImpl; }
2,953
C++
.h
63
37.206349
112
0.659012
Atmosphere-NX/Atmosphere
14,324
1,207
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GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
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false
false
false
false
false
8,497
os_address_space_allocator.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_address_space_allocator.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_address_space_allocator_forbidden_region.hpp" namespace ams::os::impl { enum AddressAllocationResult { AddressAllocationResult_Success, AddressAllocationResult_OutOfMemory, AddressAllocationResult_OutOfSpace, }; template<std::unsigned_integral AddressType_, std::unsigned_integral SizeType_> class AddressSpaceAllocatorBase { NON_COPYABLE(AddressSpaceAllocatorBase); NON_MOVEABLE(AddressSpaceAllocatorBase); public: using AddressType = AddressType_; using SizeType = SizeType_; private: static constexpr size_t MaxForbiddenRegions = 2; private: InternalCriticalSection m_critical_section; AddressType m_start_page; AddressType m_end_page; SizeType m_guard_page_count; AddressType m_forbidden_region_start_pages[MaxForbiddenRegions]; AddressType m_forbidden_region_end_pages[MaxForbiddenRegions]; size_t m_forbidden_region_count; public: AddressSpaceAllocatorBase(u64 start_address, u64 end_address, SizeType guard_size, const AddressSpaceAllocatorForbiddenRegion *forbidden_regions, size_t num_forbidden_regions); AddressType AllocateSpace(SizeType size, SizeType align, SizeType align_offset, AddressSpaceGenerateRandomFunction generate_random); bool CheckGuardSpace(AddressType address, SizeType size, SizeType guard_size); private: bool GetNextNonOverlappedNodeUnsafe(AddressType page, SizeType page_count); public: virtual bool CheckFreeSpace(AddressType address, SizeType size) = 0; }; u64 AddressSpaceAllocatorDefaultGenerateRandom(u64 max); } #if defined(ATMOSPHERE_OS_HORIZON) #include "os_address_space_allocator_impl.os.horizon.hpp" #else #include "os_address_space_allocator_impl.generic.hpp" #endif
2,611
C++
.h
57
39.157895
188
0.728987
Atmosphere-NX/Atmosphere
14,324
1,207
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9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,498
os_cache_impl.os.macos.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_cache_impl.os.macos.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { inline void FlushDataCacheImpl(const void *addr, size_t size) { #if defined(ATMOSPHERE_ARCH_ARM64) { /* Declare helper variables. */ uintptr_t cache_type_register = 0; uintptr_t cache_line_size = 0; const uintptr_t end_addr = reinterpret_cast<uintptr_t>(addr) + size; /* Get the cache type register. */ __asm__ __volatile__("mrs %[cache_type_register], ctr_el0" : [cache_type_register]"=r"(cache_type_register)); /* Calculate cache line size. */ cache_line_size = 4 << ((cache_type_register >> 16) & 0xF); /* Iterate, flushing cache lines. */ for (uintptr_t cur = reinterpret_cast<uintptr_t>(addr) & ~(cache_line_size - 1); cur < end_addr; cur += cache_line_size) { __asm__ __volatile__ ("dc civac, %[cur]" :: [cur]"r"(cur)); } /* Insert a memory barrier, now that memory has been flushed. */ __asm__ __volatile__("dsb sy" ::: "memory"); } #elif defined(ATMOSPHERE_ARCH_X64) || defined(ATMOSPHERE_ARCH_X86) /* Theoretically, do nothing here? */ AMS_UNUSED(addr, size); __asm__ __volatile__("" ::: "memory"); #else #error "Unknown architecture for macOS DataCache" #endif } inline void FlushEntireDataCacheImpl() { #if defined(ATMOSPHERE_ARCH_X64) || defined(ATMOSPHERE_ARCH_X86) /* Theoretically, do nothing here? */ __asm__ __volatile__("" ::: "memory"); #elif defined(ATMOSPHERE_ARCH_ARM64) AMS_ABORT("FlushEntireDataCacheImpl called on arm64 macOS"); #else #error "Unknown architecture for macOS DataCache" #endif } }
2,471
C++
.h
55
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Atmosphere-NX/Atmosphere
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9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
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false
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8,499
os_memory_heap_manager_impl.os.macos.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_memory_heap_manager_impl.os.macos.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include <sys/mman.h> namespace ams::os::impl { class MemoryHeapManagerMacosImpl { NON_COPYABLE(MemoryHeapManagerMacosImpl); NON_MOVEABLE(MemoryHeapManagerMacosImpl); private: uintptr_t m_real_reserved_address; size_t m_real_reserved_size; uintptr_t m_aligned_reserved_heap_address; size_t m_aligned_reserved_heap_size; size_t m_committed_size; public: MemoryHeapManagerMacosImpl() : m_real_reserved_address(0), m_real_reserved_size(0), m_aligned_reserved_heap_address(0), m_aligned_reserved_heap_size(0), m_committed_size(0) { /* Reserve a 32 GB region of virtual address space. */ constexpr size_t TargetReservedSize = 32_GB; const auto reserved = ::mmap(nullptr, TargetReservedSize, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); AMS_ABORT_UNLESS(reserved != MAP_FAILED); m_real_reserved_address = reinterpret_cast<uintptr_t>(reserved); m_real_reserved_size = TargetReservedSize; m_aligned_reserved_heap_address = util::AlignUp(m_real_reserved_address, MemoryHeapUnitSize); m_aligned_reserved_heap_size = m_real_reserved_size - MemoryHeapUnitSize; } Result SetHeapSize(uintptr_t *out, size_t size) { /* Check that we have a reserved address. */ R_UNLESS(m_real_reserved_address != 0, os::ResultOutOfMemory()); /* If necessary, commit the new memory. */ if (size > m_committed_size) { R_UNLESS(this->CommitMemory(size), os::ResultOutOfMemory()); } else if (size < m_committed_size) { /* Otherwise, decommit. */ this->DecommitMemory(m_aligned_reserved_heap_address + size, m_committed_size - size); } /* Set the committed size. */ m_committed_size = size; /* Set the out address. */ *out = m_aligned_reserved_heap_address; R_SUCCEED(); } private: bool CommitMemory(size_t size) { const auto res = ::mprotect(reinterpret_cast<void *>(m_aligned_reserved_heap_address), size, PROT_READ | PROT_WRITE); return res == 0; } void DecommitMemory(uintptr_t address, size_t size) { const auto reserved = ::mmap(reinterpret_cast<void *>(address), size, PROT_NONE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); AMS_ABORT_UNLESS(reserved != MAP_FAILED); } }; using MemoryHeapManagerImpl = MemoryHeapManagerMacosImpl; }
3,439
C++
.h
67
40.462687
186
0.617971
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,500
os_shared_memory_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_shared_memory_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class SharedMemoryImpl { public: static Result Create(NativeHandle *out, size_t size, MemoryPermission my_perm, MemoryPermission other_perm); static void Close(NativeHandle handle); static Result Map(void **out, NativeHandle handle, size_t size, MemoryPermission perm); static void Unmap(NativeHandle handle, void *address, size_t size); }; }
1,112
C++
.h
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Atmosphere-NX/Atmosphere
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9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,501
os_giant_lock.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_giant_lock.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class GiantLockHorizonImpl{}; using GiantLock = GiantLockHorizonImpl; }
786
C++
.h
21
35.190476
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0.759527
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,502
os_interrupt_event_target_impl.os.linux.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_interrupt_event_target_impl.os.linux.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class InterruptEventLinuxImpl { private: NativeHandle m_handle; bool m_manual_clear; public: explicit InterruptEventLinuxImpl(InterruptName name, EventClearMode mode) { AMS_UNUSED(name, mode); AMS_ABORT("TODO"); } ~InterruptEventLinuxImpl() { AMS_ABORT("TODO"); } void Clear() { AMS_ABORT("TODO"); } void Wait() { AMS_ABORT("TODO"); } bool TryWait() { AMS_ABORT("TODO"); } bool TimedWait(TimeSpan) { AMS_ABORT("TODO"); } TriBool IsSignaled() { return TriBool::Undefined; } NativeHandle GetHandle() const { return m_handle; } }; using InterruptEventTargetImpl = InterruptEventLinuxImpl; }
1,574
C++
.h
43
28.674419
87
0.625082
Atmosphere-NX/Atmosphere
14,324
1,207
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GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,503
os_native_handle_impl.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_native_handle_impl.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include <stratosphere/windows.hpp> namespace ams::os::impl { class NativeHandleWindowsImpl { public: static ALWAYS_INLINE void Close(NativeHandle handle) { const auto ret = ::CloseHandle(handle); AMS_ASSERT(ret != 0); AMS_UNUSED(ret); } }; using NativeHandleImpl = NativeHandleWindowsImpl; }
1,065
C++
.h
29
31.931034
76
0.702519
Atmosphere-NX/Atmosphere
14,324
1,207
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GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,504
os_rw_lock_target_impl.os.generic.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_rw_lock_target_impl.os.generic.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class ReaderWriterLockHorizonImpl { private: using LockCount = os::ReaderWriterLockType::LockCount; public: static void AcquireReadLock(os::ReaderWriterLockType *rw_lock); static bool TryAcquireReadLock(os::ReaderWriterLockType *rw_lock); static void ReleaseReadLock(os::ReaderWriterLockType *rw_lock); static void AcquireWriteLock(os::ReaderWriterLockType *rw_lock); static bool TryAcquireWriteLock(os::ReaderWriterLockType *rw_lock); static void ReleaseWriteLock(os::ReaderWriterLockType *rw_lock); }; using ReaderWriterLockTargetImpl = ReaderWriterLockHorizonImpl; }
1,389
C++
.h
31
39.580645
79
0.734664
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,505
os_memory_permission_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_memory_permission_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { void SetMemoryPermissionImpl(uintptr_t address, size_t size, MemoryPermission perm); }
796
C++
.h
20
37.75
88
0.76326
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,506
os_process_memory_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_process_memory_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class ProcessMemoryImpl { public: static Result Map(void **out, NativeHandle handle, u64 process_address, size_t size, AddressSpaceGenerateRandomFunction generate_random); static void Unmap(void *mapped_memory, NativeHandle handle, u64 process_address, size_t size); static Result SetMemoryPermission(NativeHandle handle, u64 process_address, u64 size, MemoryPermission perm); }; }
1,139
C++
.h
25
41.8
149
0.746175
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,507
os_native_handle_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_native_handle_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class NativeHandleHorizonImpl { public: static ALWAYS_INLINE void Close(NativeHandle handle) { R_ABORT_UNLESS(svc::CloseHandle(handle)); } }; using NativeHandleImpl = NativeHandleHorizonImpl; }
960
C++
.h
26
32.923077
76
0.724731
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,508
os_io_region_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_io_region_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class IoRegionImpl { public: static Result CreateIoRegion(NativeHandle *out, NativeHandle io_pool_handle, uintptr_t address, size_t size, MemoryMapping mapping, MemoryPermission permission); static Result MapIoRegion(void **out, NativeHandle handle, size_t size, MemoryPermission perm); static void UnmapIoRegion(NativeHandle handle, void *address, size_t size); }; }
1,125
C++
.h
25
41.24
173
0.742935
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,509
os_giant_lock.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_giant_lock.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_giant_lock_types.hpp" #include "os_resource_manager.hpp" namespace ams::os::impl { ALWAYS_INLINE GiantLock &GetGiantLock() { return GetResourceManager().GetGiantLock(); } }
881
C++
.h
24
34.333333
76
0.750585
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,510
os_stack_guard_manager_impl.os.linux.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_stack_guard_manager_impl.os.linux.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class StackGuardManagerLinuxImpl { public: static u64 GetStackGuardBeginAddress() { return 256_MB; } static u64 GetStackGuardEndAddress() { return 256_MB + 1_GB; } }; using StackGuardManagerImpl = StackGuardManagerLinuxImpl; }
979
C++
.h
25
35.68
76
0.735789
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,511
os_inter_process_event_impl.os.linux.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_inter_process_event_impl.os.linux.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class InterProcessEventLinuxImpl { public: static Result CreateSingle(NativeHandle *out_event); static Result Create(NativeHandle *out_write, NativeHandle *out_read); static void Close(NativeHandle handle); static void Signal(NativeHandle handle); static void Clear(NativeHandle handle); static void Wait(NativeHandle handle, bool auto_clear); static bool TryWait(NativeHandle handle, bool auto_clear); static bool TimedWait(NativeHandle handle, bool auto_clear, TimeSpan timeout); private: static bool ResetEventSignal(NativeHandle handle); }; using InterProcessEventImpl = InterProcessEventLinuxImpl; }
1,446
C++
.h
33
38.181818
90
0.721986
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,512
os_rng_manager_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_rng_manager_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class RngManager { private: util::TinyMT m_mt; os::SdkMutex m_lock; bool m_initialized; private: void Initialize(); public: RngManager() : m_mt(), m_lock(), m_initialized() { /* ... */ } public: u64 GenerateRandomU64(); }; }
1,042
C++
.h
31
28.451613
76
0.662698
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,513
os_internal_rw_busy_mutex_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_internal_rw_busy_mutex_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_disable_counter.os.horizon.hpp" namespace ams::os::impl { namespace { ALWAYS_INLINE void PrefetchForBusyMutex(u32 *p) { /* Nintendo does PRFM pstl1keep. */ __builtin_prefetch(p, 1); } ALWAYS_INLINE void SendEventLocalForBusyMutex() { __asm__ __volatile__("sevl" ::: "memory"); } ALWAYS_INLINE void WaitForEventsForBusyMutex() { __asm__ __volatile__("wfe" ::: "memory"); } ALWAYS_INLINE u32 LoadAcquireExclusiveForBusyMutex(u32 *p) { u32 v; __asm__ __volatile__("ldaxr %w[v], %[p]" : [v]"=&r"(v) : [p]"Q"(*p) : "memory"); return v; } ALWAYS_INLINE u32 LoadExclusiveForBusyMutex(u32 *p) { u32 v; __asm__ __volatile__("ldxr %w[v], %[p]" : [v]"=&r"(v) : [p]"Q"(*p) : "memory"); return v; } ALWAYS_INLINE bool StoreReleaseExclusiveForBusyMutex(u32 *p, u32 v) { int result; __asm__ __volatile__("stlxr %w[result], %w[v], %[p]" : [result]"=&r"(result) : [v]"r"(v), [p]"Q"(*p) : "memory"); return result == 0; } ALWAYS_INLINE bool StoreExclusiveForBusyMutex(u32 *p, u32 v) { int result; __asm__ __volatile__("stxr %w[result], %w[v], %[p]" : [result]"=&r"(result) : [v]"r"(v), [p]"Q"(*p) : "memory"); return result == 0; } ALWAYS_INLINE void StoreReleaseWriteLockValueForBusyMutex(u32 *p) { u8 * const p8 = InternalReaderWriterBusyMutexValue::GetWriterCurrentPointer(p); u8 v; __asm__ __volatile__("ldrb %w[v], %[p8]\n" "add %w[v], %w[v], #1\n" "stlrb %w[v], %[p8]\n" : [v]"=&r"(v) : [p8]"Q"(*p8) : "memory"); } } void InternalReaderWriterBusyMutexImpl::AcquireReadLock() { /* Get the thread local region. */ auto * const tlr = svc::GetThreadLocalRegion(); /* Determine disable counters. */ const auto cur_dc = tlr->disable_count; AMS_ABORT_UNLESS(cur_dc < std::numeric_limits<decltype(cur_dc)>::max()); const auto next_dc = cur_dc + 1; /* Check that we're allowed to use busy mutexes. */ CallCheckBusyMutexPermission(); /* Get pointer to our value. */ u32 * const p = std::addressof(m_value); /* Pre-fetch the busy mutex. */ PrefetchForBusyMutex(p); /* Acquire the read-lock for the mutex. */ while (true) { /* Set the updated disable counter. */ tlr->disable_count = next_dc; /* Try to acquire. */ const u32 v = LoadAcquireExclusiveForBusyMutex(p); /* We can only acquire read lock if not write-locked. */ const bool write_locked = InternalReaderWriterBusyMutexValue::IsWriteLocked(v); if (AMS_LIKELY(!write_locked)) { /* Check that we don't overflow the reader count. */ const u32 new_v = v + 1; AMS_ABORT_UNLESS(InternalReaderWriterBusyMutexValue::GetReaderCount(new_v) != 0); /* Try to store our updated lock value. */ if (AMS_LIKELY(StoreExclusiveForBusyMutex(p, new_v))) { break; } } /* Reset the disable counter, since we failed to acquire. */ tlr->disable_count = cur_dc; /* If we don't hold any other busy mutexes, acknowledge any interrupts that occurred while we tried to acquire the lock. */ if (cur_dc == 0 && tlr->interrupt_flag) { svc::SynchronizePreemptionState(); } /* If the lock is held by another core, wait for it to be released. */ if (write_locked) { WaitForEventsForBusyMutex(); } } } void InternalReaderWriterBusyMutexImpl::ReleaseReadLock() { /* Release the read lock. */ { /* Get pointer to our value. */ u32 * const p = std::addressof(m_value); u32 v; do { /* Get and validate the current value. */ v = LoadExclusiveForBusyMutex(p); AMS_ABORT_UNLESS(InternalReaderWriterBusyMutexValue::GetReaderCount(v) != 0); } while (!StoreReleaseExclusiveForBusyMutex(p, v - 1)); } /* Get the thread local region. */ auto * const tlr = svc::GetThreadLocalRegion(); /* Determine disable counters. */ const auto cur_dc = tlr->disable_count; AMS_ASSERT(cur_dc != 0); const auto next_dc = cur_dc - 1; /* Decrement disable count. */ tlr->disable_count = next_dc; /* If we don't hold any other busy mutexes, acknowledge any interrupts that occurred while we held the lock. */ if (next_dc == 0 && tlr->interrupt_flag) { svc::SynchronizePreemptionState(); } } void InternalReaderWriterBusyMutexImpl::AcquireWriteLock() { /* Get the thread local region. */ auto * const tlr = svc::GetThreadLocalRegion(); /* Determine disable counters. */ const auto cur_dc = tlr->disable_count; AMS_ABORT_UNLESS(cur_dc < std::numeric_limits<decltype(cur_dc)>::max()); const auto next_dc = cur_dc + 1; /* Check that we're allowed to use busy mutexes. */ CallCheckBusyMutexPermission(); /* Get pointer to our value. */ u32 * const p = std::addressof(m_value); /* Pre-fetch the busy mutex. */ PrefetchForBusyMutex(p); /* Acquire the read-lock for the mutex. */ while (true) { /* Set the updated disable counter. */ tlr->disable_count = next_dc; /* Try to acquire. */ const u32 v = LoadAcquireExclusiveForBusyMutex(p); /* Check that we can write lock. */ AMS_ABORT_UNLESS(static_cast<u8>(InternalReaderWriterBusyMutexValue::GetWriterNext(v) - InternalReaderWriterBusyMutexValue::GetWriterCurrent(v)) < InternalReaderWriterBusyMutexValue::WriterCountMax); /* Determine our write-lock number. */ const u32 new_v = InternalReaderWriterBusyMutexValue::IncrementWriterNext(v); /* Try to store our updated lock value. */ if (AMS_UNLIKELY(!StoreExclusiveForBusyMutex(p, new_v))) { /* Reset the disable counter, since we failed to acquire. */ tlr->disable_count = cur_dc; /* If we don't hold any other busy mutexes, acknowledge any interrupts that occurred while we tried to acquire the lock. */ if (cur_dc == 0 && tlr->interrupt_flag) { svc::SynchronizePreemptionState(); } continue; } /* Wait until the lock is truly acquired. */ if (InternalReaderWriterBusyMutexValue::GetReaderCount(new_v) != 0 || InternalReaderWriterBusyMutexValue::GetWriterNext(v) != InternalReaderWriterBusyMutexValue::GetWriterCurrent(new_v)) { /* Send an event, so that we can immediately wait without fail. */ SendEventLocalForBusyMutex(); while (true) { /* Wait for a lock update. */ WaitForEventsForBusyMutex(); /* Get the updated value. */ const u32 cur_v = LoadAcquireExclusiveForBusyMutex(p); if (InternalReaderWriterBusyMutexValue::GetReaderCount(cur_v) == 0 && InternalReaderWriterBusyMutexValue::GetWriterNext(v) == InternalReaderWriterBusyMutexValue::GetWriterCurrent(cur_v)) { break; } } } /* We've acquired the write lock. */ break; } } void InternalReaderWriterBusyMutexImpl::ReleaseWriteLock() { /* Check pre-conditions. */ AMS_ABORT_UNLESS(InternalReaderWriterBusyMutexValue::IsWriteLocked(m_value)); /* Get pointer to our value. */ u32 * const p = std::addressof(m_value); /* Release the write lock. */ StoreReleaseWriteLockValueForBusyMutex(p); /* Get the thread local region. */ auto * const tlr = svc::GetThreadLocalRegion(); /* Determine disable counters. */ const auto cur_dc = tlr->disable_count; AMS_ASSERT(cur_dc != 0); const auto next_dc = cur_dc - 1; /* Decrement disable count. */ tlr->disable_count = next_dc; /* If we don't hold any other busy mutexes, acknowledge any interrupts that occurred while we held the lock. */ if (next_dc == 0 && tlr->interrupt_flag) { svc::SynchronizePreemptionState(); } } }
9,664
C++
.h
200
36.795
211
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Atmosphere-NX/Atmosphere
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1,207
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9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
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false
false
false
false
false
8,514
os_tls_manager_types.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_tls_manager_types.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { static constexpr size_t TotalTlsSlotCountMax = TlsSlotCountMax + SdkTlsSlotCountMax; class TlsManager { NON_COPYABLE(TlsManager); NON_MOVEABLE(TlsManager); private: TlsDestructor m_destructors[TotalTlsSlotCountMax]; InternalCriticalSection m_cs; int m_used; public: consteval TlsManager() : m_destructors(), m_cs(), m_used() { /* ... */ } void InvokeTlsDestructors(); bool AllocateTlsSlot(TlsSlot *out, TlsDestructor destructor, bool sdk); void FreeTlsSlot(TlsSlot slot); int GetUsedTlsSlots() const { return m_used; } static consteval int GetMaxTlsSlots() { return TotalTlsSlotCountMax; } private: int SearchUnusedTlsSlotUnsafe(bool sdk); }; }
1,525
C++
.h
37
35.027027
88
0.690283
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,515
os_thread_manager_types.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_thread_manager_types.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #if defined(AMS_OS_IMPL_USE_PTHREADS) #include "os_thread_manager_impl.pthread.hpp" #elif defined(ATMOSPHERE_OS_HORIZON) #include "os_thread_manager_impl.os.horizon.hpp" #elif defined(ATMOSPHERE_OS_WINDOWS) #include "os_thread_manager_impl.os.windows.hpp" #else #error "Unknown OS for ThreadManagerImpl" #endif namespace ams::os::impl { class ThreadManager { NON_COPYABLE(ThreadManager); NON_MOVEABLE(ThreadManager); private: class ThreadListTraits { public: using ListType = util::IntrusiveList<ThreadType, ThreadListTraits>; private: friend class util::IntrusiveList<ThreadType, ThreadListTraits>; static util::IntrusiveListNode &GetNode(ThreadType &parent) { return GetReference(parent.all_threads_node); } static util::IntrusiveListNode const &GetNode(ThreadType const &parent) { return GetReference(parent.all_threads_node); } static constexpr size_t Offset = AMS_OFFSETOF(ThreadType, all_threads_node); static ThreadType &GetParent(util::IntrusiveListNode &node) { return *reinterpret_cast<ThreadType *>(reinterpret_cast<char *>(std::addressof(node)) - Offset); } static ThreadType const &GetParent(util::IntrusiveListNode const &node) { return *reinterpret_cast<const ThreadType *>(reinterpret_cast<const char *>(std::addressof(node)) - Offset); } }; using AllThreadsList = ThreadListTraits::ListType; private: ThreadManagerImpl m_impl; ThreadType m_main_thread; InternalCriticalSection m_cs; AllThreadsList m_all_threads_list; size_t m_total_thread_stack_size; s32 m_num_created_threads; public: ThreadManager(); void CleanupThread(); void CleanupThread(ThreadType *thread); s32 GetThreadCountForDebug() const { return m_num_created_threads; } Result CreateThread(ThreadType *thread, ThreadFunction function, void *argument, void *stack, size_t stack_size, s32 priority, s32 ideal_core); Result CreateThread(ThreadType *thread, ThreadFunction function, void *argument, void *stack, size_t stack_size, s32 priority); void DestroyThread(ThreadType *thread); void DestroyThreadObject(ThreadType *thread); void StartThread(ThreadType *thread); void WaitThread(ThreadType *thread); bool TryWaitThread(ThreadType *thread); void YieldThread() { return m_impl.YieldThread(); } bool ChangePriority(ThreadType *thread, s32 priority) { return m_impl.ChangePriority(thread, priority); } s32 GetCurrentPriority(const ThreadType *thread) const { return m_impl.GetCurrentPriority(thread); } ThreadType *GetCurrentThread() const { return m_impl.GetCurrentThread(); } s32 SuspendThread(ThreadType *thread); s32 ResumeThread(ThreadType *thread); void ExitProcess() { return m_impl.ExitProcessImpl(); } void QuickExit() { return m_impl.QuickExit(); } /* TODO void GetThreadContext(ThreadContextInfo *out_context, const ThreadType *thread); */ void SetInitialThreadNameUnsafe(ThreadType *thread); void NotifyThreadNameChanged(const ThreadType *thread) const { return m_impl.NotifyThreadNameChangedImpl(thread); } void SetCurrentThread(ThreadType *thread) const { return m_impl.SetCurrentThread(thread); } s32 GetCurrentCoreNumber() const { return m_impl.GetCurrentCoreNumber(); } void SetThreadCoreMask(ThreadType *thread, s32 ideal_core, u64 affinity_mask) const { return m_impl.SetThreadCoreMask(thread, ideal_core, affinity_mask); } void GetThreadCoreMask(s32 *out_ideal_core, u64 *out_affinity_mask, const ThreadType *thread) const { return m_impl.GetThreadCoreMask(out_ideal_core, out_affinity_mask, thread); } u64 GetThreadAvailableCoreMask() const { return m_impl.GetThreadAvailableCoreMask(); } void SetZeroToAllThreadsTlsSafe(int slot); void PushBackToAllThreadsListUnsafe(ThreadType *thread) { m_all_threads_list.push_back(*thread); ++m_num_created_threads; m_total_thread_stack_size += thread->stack_size; } void EraseFromAllThreadsListUnsafe(ThreadType *thread) { m_all_threads_list.erase(m_all_threads_list.iterator_to(*thread)); --m_num_created_threads; m_total_thread_stack_size -= thread->stack_size; } void PushBackToAllThreadsListSafe(ThreadType *thread) { std::scoped_lock lk(m_cs); this->PushBackToAllThreadsListUnsafe(thread); } void EraseFromAllThreadsListSafe(ThreadType *thread) { std::scoped_lock lk(m_cs); this->EraseFromAllThreadsListUnsafe(thread); } void PlaceThreadObjectUnderThreadManagerSafe(ThreadType *thread) { SetInitialThreadNameUnsafe(thread); { std::scoped_lock lk(m_cs); this->PushBackToAllThreadsListUnsafe(thread); } } ThreadType *AllocateThreadType() const { return static_cast<ThreadType *>(ams::Malloc(sizeof(ThreadType))); } void FreeThreadType(ThreadType *thread) const { ams::Free(thread); } const ThreadType *GetMainThread() const { return std::addressof(m_main_thread); } size_t GetTotalThreadStackSize() const { return m_total_thread_stack_size; } ThreadId GetThreadId(const ThreadType *thread) { return m_impl.GetThreadId(thread); } ThreadType *FindThreadTypeById(ThreadId id) { std::scoped_lock lk(m_cs); for (auto rit = m_all_threads_list.rbegin(); rit != m_all_threads_list.rend(); ++rit) { auto * const thread = std::addressof(*rit); if (this->GetThreadId(thread) == id) { return thread; } } return nullptr; } private: bool CreateAliasStackUnsafe(ThreadType *thread); void DeleteAliasStackUnsafe(ThreadType *thread); public: static void InvokeThread(ThreadType *thread); }; }
7,577
C++
.h
144
39.847222
191
0.622838
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,516
os_multiple_wait_holder_of_inter_process_event.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_holder_of_inter_process_event.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include "os_multiple_wait_holder_base.hpp" #include "os_inter_process_event.hpp" namespace ams::os::impl { class MultiWaitHolderOfInterProcessEvent : public MultiWaitHolderOfNativeWaitObject { private: InterProcessEventType *m_event; public: explicit MultiWaitHolderOfInterProcessEvent(InterProcessEventType *e) : m_event(e) { /* ... */ } /* IsSignaled, GetHandle both implemented. */ virtual TriBool IsSignaled() const override { return TriBool::Undefined; } virtual bool GetNativeHandle(os::NativeHandle *out) const override { *out = m_event->readable_handle; return true; } }; }
1,392
C++
.h
34
34.794118
108
0.688101
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,517
os_multiple_wait_holder_of_thread.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_holder_of_thread.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include "os_multiple_wait_holder_base.hpp" namespace ams::os::impl { class MultiWaitHolderOfThread : public MultiWaitHolderOfUserWaitObject { private: ThreadType *m_thread; private: TriBool IsSignaledImpl() const { return m_thread->state == ThreadType::State_Terminated ? TriBool::True : TriBool::False; } public: explicit MultiWaitHolderOfThread(ThreadType *t) : m_thread(t) { /* ... */ } /* IsSignaled, Link, Unlink implemented. */ virtual TriBool IsSignaled() const override { std::scoped_lock lk(GetReference(m_thread->cs_thread)); return this->IsSignaledImpl(); } virtual TriBool AddToObjectList() override { std::scoped_lock lk(GetReference(m_thread->cs_thread)); GetReference(m_thread->waitlist).PushBackToList(*this); return this->IsSignaledImpl(); } virtual void RemoveFromObjectList() override { std::scoped_lock lk(GetReference(m_thread->cs_thread)); GetReference(m_thread->waitlist).EraseFromList(*this); } }; }
1,873
C++
.h
43
35.255814
104
0.648738
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,518
os_multiple_wait_target_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_target_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_thread_manager.hpp" namespace ams::os::impl { class MultiWaitHorizonImpl { public: static constexpr size_t MaximumHandleCount = static_cast<size_t>(ams::svc::ArgumentHandleCountMax); private: NativeHandle m_handle; private: Result WaitSynchronizationN(s32 *out_index, s32 num, NativeHandle arr[], s32 array_size, s64 ns); Result ReplyAndReceiveN(s32 *out_index, s32 num, NativeHandle arr[], s32 array_size, s64 ns, NativeHandle reply_target); public: constexpr MultiWaitHorizonImpl() : m_handle(os::InvalidNativeHandle) { /* ... */ } void CancelWait(); Result WaitAny(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num) { R_RETURN(this->WaitSynchronizationN(out_index, num, arr, array_size, svc::WaitInfinite)); } Result TryWaitAny(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num) { R_RETURN(this->WaitSynchronizationN(out_index, num, arr, array_size, 0)); } Result TimedWaitAny(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num, TimeSpan ts) { s64 timeout = ts.GetNanoSeconds(); if (timeout < 0) { timeout = 0; } R_RETURN(this->WaitSynchronizationN(out_index, num, arr, array_size, timeout)); } Result ReplyAndReceive(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num, NativeHandle reply_target) { R_RETURN(this->ReplyAndReceiveN(out_index, num, arr, array_size, std::numeric_limits<s64>::max(), reply_target)); } Result TimedReplyAndReceive(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num, NativeHandle reply_target, TimeSpan ts) { R_RETURN(this->ReplyAndReceiveN(out_index, num, arr, array_size, ts.GetNanoSeconds(), reply_target)); } void SetCurrentThreadHandleForCancelWait() { m_handle = GetCurrentThreadHandle(); } void ClearCurrentThreadHandleForCancelWait() { m_handle = os::InvalidNativeHandle; } }; using MultiWaitTargetImpl = MultiWaitHorizonImpl; }
2,980
C++
.h
58
41.931034
142
0.647766
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,519
os_aslr_space_manager.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_aslr_space_manager.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_aslr_space_manager_types.hpp" #include "os_resource_manager.hpp" namespace ams::os::impl { ALWAYS_INLINE AslrSpaceManager &GetAslrSpaceManager() { return GetResourceManager().GetAslrSpaceManager(); } }
910
C++
.h
24
35.541667
76
0.757644
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,520
os_thread_manager_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_thread_manager_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { constexpr inline s32 TargetThreadPriorityRangeSize = svc::LowestThreadPriority - svc::HighestThreadPriority + 1; constexpr inline s32 ReservedThreadPriorityRangeSize = svc::SystemThreadPriorityHighest; constexpr inline s32 SystemThreadPriorityRangeSize = TargetThreadPriorityRangeSize - ReservedThreadPriorityRangeSize; constexpr inline s32 UserThreadPriorityOffset = 28; constexpr inline s32 HighestTargetThreadPriority = 0; constexpr inline s32 LowestTargetThreadPriority = TargetThreadPriorityRangeSize - 1; extern thread_local ThreadType *g_current_thread_pointer; class ThreadManagerHorizonImpl { NON_COPYABLE(ThreadManagerHorizonImpl); NON_MOVEABLE(ThreadManagerHorizonImpl); public: explicit ThreadManagerHorizonImpl(ThreadType *main_thread); Result CreateThread(ThreadType *thread, s32 ideal_core); void DestroyThreadUnsafe(ThreadType *thread); void StartThread(const ThreadType *thread); void WaitForThreadExit(ThreadType *thread); bool TryWaitForThreadExit(ThreadType *thread); void YieldThread(); bool ChangePriority(ThreadType *thread, s32 priority); s32 GetCurrentPriority(const ThreadType *thread) const; ThreadId GetThreadId(const ThreadType *thread) const; void SuspendThreadUnsafe(ThreadType *thread); void ResumeThreadUnsafe(ThreadType *thread); /* TODO: void GetThreadContextUnsafe(ThreadContextInfo *out_context, const ThreadType *thread); */ void NotifyThreadNameChangedImpl(const ThreadType *thread) const { AMS_UNUSED(thread); } void SetCurrentThread(ThreadType *thread) const { g_current_thread_pointer = thread; } ThreadType *GetCurrentThread() const { return g_current_thread_pointer; } s32 GetCurrentCoreNumber() const; s32 GetDefaultCoreNumber() const { return svc::IdealCoreUseProcessValue; } void SetThreadCoreMask(ThreadType *thread, s32 ideal_core, u64 affinity_mask) const; void GetThreadCoreMask(s32 *out_ideal_core, u64 *out_affinity_mask, const ThreadType *thread) const; u64 GetThreadAvailableCoreMask() const; bool MapAliasStack(void **out, void *stack, size_t size); bool UnmapAliasStack(void *alias_stack, void *original_stack, size_t size); NORETURN void ExitProcessImpl() { svc::ExitProcess(); AMS_ABORT("Process was exited"); } NORETURN void QuickExit() { AMS_ABORT("TODO: make QuickExit properly a thing"); } }; using ThreadManagerImpl = ThreadManagerHorizonImpl; }
3,534
C++
.h
66
44.606061
123
0.70029
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,521
os_interrupt_event_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_interrupt_event_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #if defined(ATMOSPHERE_OS_HORIZON) #include "os_interrupt_event_target_impl.os.horizon.hpp" #elif defined(ATMOSPHERE_OS_WINDOWS) #include "os_interrupt_event_target_impl.os.windows.hpp" #elif defined(ATMOSPHERE_OS_LINUX) #include "os_interrupt_event_target_impl.os.linux.hpp" #elif defined(ATMOSPHERE_OS_MACOS) #include "os_interrupt_event_target_impl.os.macos.hpp" #else #error "Unknown OS for ams::os::InterruptEventImpl" #endif namespace ams::os::impl { class InterruptEventImpl { private: InterruptEventTargetImpl m_impl; public: explicit InterruptEventImpl(InterruptName name, EventClearMode clear_mode) : m_impl(name, clear_mode) { /* ... */ } void Clear() { return m_impl.Clear(); } void Wait() { return m_impl.Wait(); } bool TryWait() { return m_impl.TryWait(); } bool TimedWait(TimeSpan timeout) { return m_impl.TimedWait(timeout); } TriBool IsSignaled() { return m_impl.IsSignaled(); } NativeHandle GetHandle() const { return m_impl.GetHandle(); } }; }
1,957
C++
.h
54
29.092593
127
0.646064
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,522
os_transfer_memory_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_transfer_memory_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class TransferMemoryImpl { public: static Result Create(NativeHandle *out, void *address, size_t size, MemoryPermission perm); static void Close(NativeHandle handle); static Result Map(void **out, NativeHandle handle, size_t size, MemoryPermission owner_perm); static void Unmap(NativeHandle handle, void *address, size_t size); }; }
1,103
C++
.h
26
38.307692
105
0.727188
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,523
os_process_handle_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_process_handle_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class ProcessHandleHorizonImpl { public: static consteval NativeHandle GetCurrentProcessHandle() { return svc::PseudoHandle::CurrentProcess; } static ALWAYS_INLINE Result GetProcessId(ProcessId *out, NativeHandle handle) { R_RETURN(svc::GetProcessId(std::addressof(out->value), handle)); } static ALWAYS_INLINE Result GetProgramId(ncm::ProgramId *out, NativeHandle handle) { R_RETURN(svc::GetInfo(std::addressof(out->value), svc::InfoType_ProgramId, handle, 0)); } }; using ProcessHandleImpl = ProcessHandleHorizonImpl; }
1,370
C++
.h
32
36.8125
103
0.6997
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,524
os_random_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_random_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { void InitializeRandomImpl(util::TinyMT *mt); }
756
C++
.h
20
35.75
76
0.757162
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,525
os_cache_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_cache_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #if defined(ATMOSPHERE_OS_HORIZON) #include "os_cache_impl.os.horizon.hpp" #elif defined(ATMOSPHERE_OS_WINDOWS) #include "os_cache_impl.os.windows.hpp" #elif defined(ATMOSPHERE_OS_LINUX) #include "os_cache_impl.os.linux.hpp" #elif defined(ATMOSPHERE_OS_MACOS) #include "os_cache_impl.os.macos.hpp" #else #error "Unknown OS for CacheImpl" #endif
1,042
C++
.h
28
34.964286
76
0.75617
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,526
os_giant_lock.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_giant_lock.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class GiantLockWindowsImpl { private: NativeHandle m_handle; public: GiantLockWindowsImpl(); ~GiantLockWindowsImpl(); ALWAYS_INLINE void lock() { ::WaitForSingleObject(m_handle, INFINITE); } ALWAYS_INLINE void unlock() { ::ReleaseMutex(m_handle); } }; using GiantLock = GiantLockWindowsImpl; }
1,146
C++
.h
33
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Atmosphere-NX/Atmosphere
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GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
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false
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false
8,527
os_memory_heap_manager.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_memory_heap_manager.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_memory_heap_manager_types.hpp" #include "os_resource_manager.hpp" namespace ams::os::impl { ALWAYS_INLINE MemoryHeapManager &GetMemoryHeapManager() { return GetResourceManager().GetMemoryHeapManager(); } }
914
C++
.h
24
35.708333
76
0.758737
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
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8,528
os_address_space_allocator_forbidden_region.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_address_space_allocator_forbidden_region.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { struct AddressSpaceAllocatorForbiddenRegion { u64 address; u64 size; }; }
803
C++
.h
23
32.130435
76
0.743887
Atmosphere-NX/Atmosphere
14,324
1,207
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GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,529
os_resource_manager.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_resource_manager.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_rng_manager_impl.hpp" #include "os_thread_manager_types.hpp" #include "os_stack_guard_manager_types.hpp" #include "os_tick_manager_impl.hpp" #include "os_aslr_space_manager_types.hpp" #include "os_tls_manager_types.hpp" #include "os_giant_lock_types.hpp" #include "os_memory_heap_manager_types.hpp" #include "os_vamm_manager_types.hpp" namespace ams::os::impl { class OsResourceManager { private: RngManager m_rng_manager{}; AslrSpaceManager m_aslr_space_manager{}; StackGuardManager m_stack_guard_manager; ThreadManager m_thread_manager{}; //TlsManager m_tls_manager{}; TickManager m_tick_manager{}; MemoryHeapManager m_memory_heap_manager; VammManager m_vamm_manager; GiantLock m_giant_lock{}; public: OsResourceManager() = default; constexpr ALWAYS_INLINE RngManager &GetRngManager() { return m_rng_manager; } constexpr ALWAYS_INLINE AslrSpaceManager &GetAslrSpaceManager() { return m_aslr_space_manager; } constexpr ALWAYS_INLINE ThreadManager &GetThreadManager() { return m_thread_manager; } constexpr ALWAYS_INLINE StackGuardManager &GetStackGuardManager() { return m_stack_guard_manager; } //constexpr ALWAYS_INLINE TlsManager &GetTlsManager() { return m_tls_manager; } constexpr ALWAYS_INLINE TickManager &GetTickManager() { return m_tick_manager; } constexpr ALWAYS_INLINE MemoryHeapManager &GetMemoryHeapManager() { return m_memory_heap_manager; } constexpr ALWAYS_INLINE VammManager &GetVammManager() { return m_vamm_manager; } constexpr ALWAYS_INLINE GiantLock &GetGiantLock() { return m_giant_lock; } }; class ResourceManagerHolder { private: static constinit util::TypedStorage<OsResourceManager> s_resource_manager_storage; private: constexpr ResourceManagerHolder() { /* ... */ } public: static ALWAYS_INLINE void InitializeResourceManagerInstance() { /* Construct the resource manager instance. */ util::ConstructAt(s_resource_manager_storage); } static ALWAYS_INLINE OsResourceManager &GetResourceManagerInstance() { return GetReference(s_resource_manager_storage); } }; ALWAYS_INLINE OsResourceManager &GetResourceManager() { return ResourceManagerHolder::GetResourceManagerInstance(); } }
3,226
C++
.h
68
39.955882
111
0.691209
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,530
os_memory_heap_manager_impl.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_memory_heap_manager_impl.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include <stratosphere/windows.hpp> namespace ams::os::impl { class MemoryHeapManagerWindowsImpl { NON_COPYABLE(MemoryHeapManagerWindowsImpl); NON_MOVEABLE(MemoryHeapManagerWindowsImpl); private: LPVOID m_real_reserved_address; size_t m_real_reserved_size; LPVOID m_aligned_reserved_heap_address; size_t m_aligned_reserved_heap_size; size_t m_committed_size; public: MemoryHeapManagerWindowsImpl() : m_real_reserved_address(nullptr), m_real_reserved_size(0), m_aligned_reserved_heap_address(nullptr), m_aligned_reserved_heap_size(0), m_committed_size(0) { /* Define target size. */ constexpr size_t TargetReservedSize = 32_GB; /* Allocate appropriate amount of virtual space. */ size_t reserved_size = 0; size_t reserved_addend = TargetReservedSize; while (reserved_addend >= MemoryHeapUnitSize) { if (this->ReserveVirtualSpace(0, reserved_size + reserved_addend)) { this->ReleaseVirtualSpace(); reserved_size += reserved_addend; if (reserved_size >= TargetReservedSize) { break; } } reserved_addend /= 2; } /* Reserve virtual space. */ AMS_ABORT_UNLESS(this->ReserveVirtualSpace(0, reserved_size)); } Result SetHeapSize(uintptr_t *out, size_t size) { /* Check that we have a reserved address. */ R_UNLESS(m_real_reserved_address != nullptr, os::ResultOutOfMemory()); /* If necessary, commit the new memory. */ if (size > m_committed_size) { R_UNLESS(this->CommitMemory(size), os::ResultOutOfMemory()); } else if (size < m_committed_size) { /* Otherwise, decommit. */ this->DecommitMemory(reinterpret_cast<uintptr_t>(m_aligned_reserved_heap_address) + size, m_committed_size - size); } /* Set the committed size. */ m_committed_size = size; /* Set the out address. */ *out = reinterpret_cast<uintptr_t>(m_aligned_reserved_heap_address); R_SUCCEED(); } private: bool ReserveVirtualSpace(uintptr_t address, size_t size) { AMS_ABORT_UNLESS(m_real_reserved_address == nullptr); AMS_ABORT_UNLESS(m_real_reserved_size == 0); size_t reserve_size = util::AlignUp(size, MemoryHeapUnitSize); if constexpr (constexpr size_t VirtualAllocUnitSize = 64_KB; MemoryHeapUnitSize > VirtualAllocUnitSize) { reserve_size += MemoryHeapUnitSize - VirtualAllocUnitSize; } LPVOID res = ::VirtualAlloc(reinterpret_cast<LPVOID>(address), reserve_size, MEM_RESERVE, PAGE_READWRITE); if (res == nullptr) { return false; } m_real_reserved_address = res; m_real_reserved_size = reserve_size; m_aligned_reserved_heap_address = reinterpret_cast<LPVOID>(util::AlignUp(reinterpret_cast<uintptr_t>(m_real_reserved_address), MemoryHeapUnitSize)); m_aligned_reserved_heap_size = size; return true; } void ReleaseVirtualSpace() { if (m_real_reserved_address != nullptr) { auto res = ::VirtualFree(m_real_reserved_address, 0, MEM_RELEASE); AMS_ASSERT(res); AMS_UNUSED(res); m_real_reserved_address = nullptr; m_real_reserved_size = 0; m_aligned_reserved_heap_address = nullptr; m_aligned_reserved_heap_size = 0; } } bool CommitMemory(size_t size) { LPVOID address = ::VirtualAlloc(m_aligned_reserved_heap_address, static_cast<SIZE_T>(size), MEM_COMMIT, PAGE_READWRITE); if (address == nullptr) { return false; } AMS_ABORT_UNLESS(address == m_aligned_reserved_heap_address); return true; } void DecommitMemory(uintptr_t address, size_t size) { auto res = ::VirtualFree(reinterpret_cast<LPVOID>(address), static_cast<SIZE_T>(size), MEM_DECOMMIT); AMS_ASSERT(res); AMS_UNUSED(res); } }; using MemoryHeapManagerImpl = MemoryHeapManagerWindowsImpl; }
5,508
C++
.h
109
36.458716
200
0.570871
Atmosphere-NX/Atmosphere
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GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,531
os_insecure_memory_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_insecure_memory_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class InsecureMemoryImpl { public: static Result AllocateInsecureMemoryImpl(uintptr_t *out_address, size_t size); static void FreeInsecureMemoryImpl(uintptr_t address, size_t size); }; }
931
C++
.h
24
35.458333
90
0.739227
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,532
os_internal_light_event_impl.os.generic.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_internal_light_event_impl.os.generic.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { namespace { constexpr inline u8 LightEventState_NotSignaled = -1; constexpr inline u8 LightEventState_Invalid = 0; constexpr inline u8 LightEventState_Signaled = 1; static_assert(LightEventState_NotSignaled == 0xFF); ALWAYS_INLINE bool AtomicAutoClearLightEvent(std::atomic<u8> &signal_state) { u8 expected = LightEventState_Signaled; return signal_state.compare_exchange_strong(expected, LightEventState_NotSignaled); } ALWAYS_INLINE u32 GetBroadcastCounterUnsafe(u16 &low, u8 &high) { const u32 upper = high; return (upper << BITSIZEOF(low)) | low; } ALWAYS_INLINE void IncrementBroadcastCounterUnsafe(u16 &low, u8 &high) { if ((++low) == 0) { ++high; } } } void InternalLightEventImpl::Initialize(bool signaled) { /* Set broadcast counter. */ m_counter_low = 0; m_counter_high = 0; /* Set initial state. */ m_signal_state = signaled ? LightEventState_Signaled : LightEventState_NotSignaled; } void InternalLightEventImpl::Finalize() { /* Set final state. */ m_signal_state = LightEventState_Invalid; } void InternalLightEventImpl::SignalWithAutoClear() { /* Signal only if we need to. */ if (m_signal_state.load(std::memory_order_acquire) == LightEventState_NotSignaled) { /* Lock ourselves. */ std::scoped_lock lk(m_cs); /* Set our state to signaled. */ m_signal_state = LightEventState_Signaled; /* Signal to any waiters. */ m_cv.Signal(); } } void InternalLightEventImpl::SignalWithManualClear() { /* Signal only if we need to. */ if (m_signal_state.load(std::memory_order_acquire) == LightEventState_NotSignaled) { /* Lock ourselves. */ std::scoped_lock lk(m_cs); /* Set our state to signaled. */ m_signal_state = LightEventState_Signaled; /* Increment our broadcast counter. */ IncrementBroadcastCounterUnsafe(m_counter_low, m_counter_high); /* Broadcast to any waiters. */ m_cv.Broadcast(); } } void InternalLightEventImpl::Clear() { /* Clear only if we need to. */ if (m_signal_state.load(std::memory_order_acquire) == LightEventState_Signaled) { /* Lock ourselves. */ std::scoped_lock lk(m_cs); /* Set our state to signaled. */ m_signal_state = LightEventState_NotSignaled; } } void InternalLightEventImpl::WaitWithAutoClear() { /* Loop waiting. */ while (true) { /* Get the current state. */ const auto state = m_signal_state.load(std::memory_order_acquire); /* If we're not signaled, stop looping so we can properly wait to be signaled. */ if (state == LightEventState_NotSignaled) { break; } /* If we're signaled, try to reset. */ if (state == LightEventState_Signaled && AtomicAutoClearLightEvent(m_signal_state)) { return; } } /* Wait explicitly on the not-signaled event. */ std::scoped_lock lk(m_cs); while (m_signal_state == LightEventState_NotSignaled) { m_cv.Wait(std::addressof(m_cs)); } /* Set our state to not signaled. */ m_signal_state = LightEventState_NotSignaled; } void InternalLightEventImpl::WaitWithManualClear() { /* Loop waiting. */ while (true) { /* Get the current m_signal_state. */ const auto state = m_signal_state.load(std::memory_order_acquire); /* If we're not signaled, stop looping so we can properly wait to be signaled. */ if (state == LightEventState_NotSignaled) { break; } /* If we're signaled, we're done. */ if (state == LightEventState_Signaled) { return; } } /* Wait explicitly on the not-signaled event. */ std::scoped_lock lk(m_cs); /* Get the broadcast counter. */ const auto bc = GetBroadcastCounterUnsafe(m_counter_low, m_counter_high); while (m_signal_state == LightEventState_NotSignaled) { /* Check if a broadcast has occurred. */ if (bc != GetBroadcastCounterUnsafe(m_counter_low, m_counter_high)) { break; } m_cv.Wait(std::addressof(m_cs)); } } bool InternalLightEventImpl::TryWaitWithAutoClear() { return m_signal_state.load(std::memory_order_acquire) == LightEventState_Signaled && AtomicAutoClearLightEvent(m_signal_state); } bool InternalLightEventImpl::TryWaitWithManualClear() { return m_signal_state.load(std::memory_order_acquire) == LightEventState_Signaled; } bool InternalLightEventImpl::TimedWaitWithAutoClear(const TimeoutHelper &timeout_helper) { /* Loop waiting. */ while (true) { /* Get the current state. */ const auto state = m_signal_state.load(std::memory_order_acquire); /* If we're not signaled, stop looping so we can properly wait to be signaled. */ if (state == LightEventState_NotSignaled) { break; } /* If we're signaled, try to reset. */ if (state == LightEventState_Signaled && AtomicAutoClearLightEvent(m_signal_state)) { return true; } } /* Wait explicitly on the not-signaled event. */ std::scoped_lock lk(m_cs); while (m_signal_state == LightEventState_NotSignaled) { if (m_cv.TimedWait(std::addressof(m_cs), timeout_helper) == ConditionVariableStatus::TimedOut) { return false; } } /* Set our state to not signaled. */ m_signal_state = LightEventState_NotSignaled; return true; } bool InternalLightEventImpl::TimedWaitWithManualClear(const TimeoutHelper &timeout_helper) { /* Loop waiting. */ while (true) { /* Get the current m_signal_state. */ const auto state = m_signal_state.load(std::memory_order_acquire); /* If we're not signaled, stop looping so we can properly wait to be signaled. */ if (state == LightEventState_NotSignaled) { break; } /* If we're signaled, we're done. */ if (state == LightEventState_Signaled) { return true; } } /* Wait explicitly on the not-signaled event. */ std::scoped_lock lk(m_cs); /* Get the broadcast counter. */ const auto bc = GetBroadcastCounterUnsafe(m_counter_low, m_counter_high); while (m_signal_state == LightEventState_NotSignaled) { /* Check if a broadcast has occurred. */ if (bc != GetBroadcastCounterUnsafe(m_counter_low, m_counter_high)) { break; } if (m_cv.TimedWait(std::addressof(m_cs), timeout_helper) == ConditionVariableStatus::TimedOut) { return false; } } return true; } }
8,141
C++
.h
190
32.831579
135
0.597848
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,533
os_process_handle_impl.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_process_handle_impl.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include <stratosphere/windows.hpp> namespace ams::os::impl { class ProcessHandleWindowsImpl { public: static ALWAYS_INLINE NativeHandle GetCurrentProcessHandle() { return ::GetCurrentProcess(); } static ALWAYS_INLINE Result GetProcessId(ProcessId *out, NativeHandle handle) { AMS_UNUSED(out, handle); AMS_ABORT("TODO"); } static ALWAYS_INLINE Result GetProgramId(ncm::ProgramId *out, NativeHandle handle) { AMS_UNUSED(out, handle); AMS_ABORT("TODO"); } }; using ProcessHandleImpl = ProcessHandleWindowsImpl; }
1,365
C++
.h
35
32.514286
96
0.679758
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,534
os_stack_guard_manager_types.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_stack_guard_manager_types.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_address_space_allocator.hpp" #if defined(ATMOSPHERE_OS_HORIZON) #include "os_stack_guard_manager_impl.os.horizon.hpp" #elif defined(ATMOSPHERE_OS_WINDOWS) #include "os_stack_guard_manager_impl.os.windows.hpp" #elif defined(ATMOSPHERE_OS_LINUX) #include "os_stack_guard_manager_impl.os.linux.hpp" #elif defined(ATMOSPHERE_OS_MACOS) #include "os_stack_guard_manager_impl.os.macos.hpp" #else #error "Unknown OS for StackGuardManagerImpl" #endif namespace ams::os::impl { constexpr inline size_t StackGuardSize = 4 * os::MemoryPageSize; class StackGuardManager { private: StackGuardManagerImpl m_impl; AddressSpaceAllocator m_allocator; public: StackGuardManager() : m_impl(), m_allocator(m_impl.GetStackGuardBeginAddress(), m_impl.GetStackGuardEndAddress(), StackGuardSize, nullptr, 0) { /* ... */ } void *AllocateStackGuardSpace(size_t size) { return reinterpret_cast<void *>(m_allocator.AllocateSpace(size, os::MemoryPageSize, 0, os::impl::AddressSpaceAllocatorDefaultGenerateRandom)); } bool CheckGuardSpace(uintptr_t address, size_t size) { return m_allocator.CheckGuardSpace(address, size, StackGuardSize); } AddressAllocationResult MapAtRandomAddress(void **out, bool (*map)(const void *, const void *, size_t), void (*unmap)(const void *, const void *, size_t), const void *address, size_t size) { /* Try to map up to 0x40 times. */ constexpr int TryCountMax = 0x40; for (auto i = 0; i < TryCountMax; ++i) { /* Get stack guard space. */ void * const space = this->AllocateStackGuardSpace(size); if (space == nullptr) { return AddressAllocationResult_OutOfMemory; } /* Try to map. */ if (map(space, address, size)) { /* Check that the guard space is still there. */ if (this->CheckGuardSpace(reinterpret_cast<uintptr_t>(space), size)) { *out = space; return AddressAllocationResult_Success; } else { /* We need to retry. */ unmap(space, address, size); } } } /* We failed. */ return AddressAllocationResult_OutOfSpace; } }; }
3,311
C++
.h
71
35.676056
202
0.603838
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,535
os_inter_process_event.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_inter_process_event.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { Result CreateInterProcessEvent(InterProcessEventType *event, EventClearMode clear_mode); void DestroyInterProcessEvent(InterProcessEventType *event); void AttachInterProcessEvent(InterProcessEventType *event, NativeHandle read_handle, bool read_handle_managed, NativeHandle write_handle, bool write_handle_managed, EventClearMode clear_mode); NativeHandle DetachReadableHandleOfInterProcessEvent(InterProcessEventType *event); NativeHandle DetachWritableHandleOfInterProcessEvent(InterProcessEventType *event); void WaitInterProcessEvent(InterProcessEventType *event); bool TryWaitInterProcessEvent(InterProcessEventType *event); bool TimedWaitInterProcessEvent(InterProcessEventType *event, TimeSpan timeout); void SignalInterProcessEvent(InterProcessEventType *event); void ClearInterProcessEvent(InterProcessEventType *event); NativeHandle GetReadableHandleOfInterProcessEvent(const InterProcessEventType *event); NativeHandle GetWritableHandleOfInterProcessEvent(const InterProcessEventType *event); void InitializeMultiWaitHolder(MultiWaitHolderType *multi_wait_holder, InterProcessEventType *event); }
1,871
C++
.h
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0.818033
Atmosphere-NX/Atmosphere
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1,207
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9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,536
os_multiple_wait_target_impl.os.macos.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_target_impl.os.macos.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_thread_manager.hpp" namespace ams::os::impl { class MultiWaitMacosImpl { public: /* TODO: This can potentially be higher. */ static constexpr size_t MaximumHandleCount = 64; private: NativeHandle m_cancel_read_handle; NativeHandle m_cancel_write_handle; private: Result PollNativeHandlesImpl(s32 *out_index, s32 num, NativeHandle arr[], s32 array_size, s64 ns); Result ReplyAndReceiveImpl(s32 *out_index, s32 num, NativeHandle arr[], s32 array_size, s64 ns, NativeHandle reply_target); public: MultiWaitMacosImpl(); ~MultiWaitMacosImpl(); void CancelWait(); Result WaitAny(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num) { R_RETURN(this->PollNativeHandlesImpl(out_index, num, arr, array_size, static_cast<s64>(-1))); } Result TryWaitAny(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num) { R_RETURN(this->PollNativeHandlesImpl(out_index, num, arr, array_size, 0)); } Result TimedWaitAny(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num, TimeSpan ts) { R_RETURN(this->PollNativeHandlesImpl(out_index, num, arr, array_size, ts.GetNanoSeconds())); } Result ReplyAndReceive(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num, NativeHandle reply_target) { R_RETURN(this->ReplyAndReceiveImpl(out_index, num, arr, array_size, std::numeric_limits<s64>::max(), reply_target)); } Result TimedReplyAndReceive(s32 *out_index, NativeHandle arr[], s32 array_size, s32 num, NativeHandle reply_target, TimeSpan ts) { R_RETURN(this->ReplyAndReceiveImpl(out_index, num, arr, array_size, ts.GetNanoSeconds(), reply_target)); } void SetCurrentThreadHandleForCancelWait() { /* ... */ } void ClearCurrentThreadHandleForCancelWait() { /* ... */ } }; using MultiWaitTargetImpl = MultiWaitMacosImpl; }
2,853
C++
.h
57
41.017544
142
0.649784
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,537
os_tick_manager_impl.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_tick_manager_impl.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #if defined(ATMOSPHERE_OS_WINDOWS) #include <stratosphere/windows.hpp> #endif #include <mmsystem.h> namespace ams::os::impl { class TickManagerImpl { private: s64 m_tick_frequency; TimeSpan m_max_time; s64 m_max_tick; public: TickManagerImpl() { /* Get the tick frequency. */ ::timeBeginPeriod(1); LARGE_INTEGER freq; ::QueryPerformanceFrequency(std::addressof(freq)); m_tick_frequency = static_cast<s64>(freq.QuadPart); /* Set maximums. */ constexpr s64 TickFrequencyForNanoSecondResolution = TimeSpan::FromSeconds(1).GetNanoSeconds(); if (m_tick_frequency <= TickFrequencyForNanoSecondResolution) { m_max_tick = m_tick_frequency * (std::numeric_limits<s64>::max() / TickFrequencyForNanoSecondResolution); m_max_time = TimeSpan::FromNanoSeconds(std::numeric_limits<s64>::max()); } else { m_max_tick = std::numeric_limits<s64>::max(); m_max_time = TimeSpan::FromSeconds(std::numeric_limits<s64>::max() / m_tick_frequency); } } ~TickManagerImpl() { ::timeEndPeriod(1); } ALWAYS_INLINE Tick GetTick() const { LARGE_INTEGER freq; ::QueryPerformanceCounter(std::addressof(freq)); return Tick(static_cast<s64>(freq.QuadPart)); } ALWAYS_INLINE Tick GetSystemTickOrdered() const { LARGE_INTEGER freq; PerformOrderingForGetSystemTickOrdered(); ::QueryPerformanceCounter(std::addressof(freq)); PerformOrderingForGetSystemTickOrdered(); return Tick(static_cast<s64>(freq.QuadPart)); } ALWAYS_INLINE s64 GetTickFrequency() const { return m_tick_frequency; } ALWAYS_INLINE s64 GetMaxTick() const { return m_max_tick; } ALWAYS_INLINE s64 GetMaxTimeSpanNs() const { return m_max_time.GetNanoSeconds(); } private: static ALWAYS_INLINE void PerformOrderingForGetSystemTickOrdered() { int a = 0, b, c = 0, d; __asm__ __volatile__("cpuid" : "=a"(a), "=b"(b), "=c"(c), "=d"(d) : "0"(a), "2"(c) : "memory"); } }; }
3,210
C++
.h
75
31.76
125
0.584295
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,538
os_memory_attribute_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_memory_attribute_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { void SetMemoryAttributeImpl(uintptr_t address, size_t size, MemoryAttribute attr); }
794
C++
.h
20
37.65
86
0.762646
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,539
os_internal_busy_mutex_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_internal_busy_mutex_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_disable_counter.os.horizon.hpp" namespace ams::os::impl { namespace { ALWAYS_INLINE void PrefetchForBusyMutex(u32 *p) { /* Nintendo does PRFM pstl1keep. */ __builtin_prefetch(p, 1); } ALWAYS_INLINE void WaitForEventsForBusyMutex() { __asm__ __volatile__("wfe" ::: "memory"); } ALWAYS_INLINE u32 LoadExclusiveForBusyMutex(u32 *p) { u32 v; __asm__ __volatile__("ldaxr %w[v], %[p]" : [v]"=&r"(v) : [p]"Q"(*p) : "memory"); return v; } ALWAYS_INLINE bool StoreExclusiveForBusyMutex(u32 *p, u32 v) { int result; __asm__ __volatile__("stxr %w[result], %w[v], %[p]" : [result]"=&r"(result) : [v]"r"(v), [p]"Q"(*p) : "memory"); return result == 0; } ALWAYS_INLINE void ClearExclusiveForBusyMutex() { __asm__ __volatile__("clrex" ::: "memory"); } ALWAYS_INLINE void StoreUnlockValueForBusyMutex(u32 *p) { __asm__ __volatile__("stlr wzr, %[p]" :: [p]"Q"(*p) : "memory"); } } void InternalBusyMutexImpl::Lock() { /* Get the thread local region. */ auto * const tlr = svc::GetThreadLocalRegion(); /* Determine disable counters. */ const auto cur_dc = tlr->disable_count; AMS_ASSERT(cur_dc < std::numeric_limits<decltype(cur_dc)>::max()); const auto next_dc = cur_dc + 1; /* Check that we're allowed to use busy mutexes. */ CallCheckBusyMutexPermission(); /* Get pointer to our value. */ u32 * const p = std::addressof(m_value); /* Pre-fetch the busy mutex. */ PrefetchForBusyMutex(p); /* Acquire the busy mutex. */ while (true) { /* Set the updated disable counter. */ tlr->disable_count = next_dc; /* Try to acquire. */ const u32 v = LoadExclusiveForBusyMutex(p); if (AMS_LIKELY(v == 0) && AMS_LIKELY(StoreExclusiveForBusyMutex(p, 1))) { break; } /* Reset the disable counter, since we failed to acquire. */ tlr->disable_count = cur_dc; /* If we don't hold any other busy mutexes, acknowledge any interrupts that occurred while we tried to acquire the lock. */ if (cur_dc == 0 && tlr->interrupt_flag) { svc::SynchronizePreemptionState(); } /* If the lock is held by another core, wait for it to be released. */ if (v != 0) { WaitForEventsForBusyMutex(); } } } bool InternalBusyMutexImpl::TryLock() { /* Get the thread local region. */ auto * const tlr = svc::GetThreadLocalRegion(); /* Determine disable counters. */ const auto cur_dc = tlr->disable_count; AMS_ASSERT(cur_dc < std::numeric_limits<decltype(cur_dc)>::max()); const auto next_dc = cur_dc + 1; /* Check that we're allowed to use busy mutexes. */ CallCheckBusyMutexPermission(); /* Get pointer to our value. */ u32 * const p = std::addressof(m_value); /* Pre-fetch the busy mutex. */ PrefetchForBusyMutex(p); /* Try to acquire the busy mutex. */ while (true) { /* Set the updated disable counter. */ tlr->disable_count = next_dc; /* Ensure we do whatever cleanup we need to. */ auto release_guard = SCOPE_GUARD { /* Reset disable counter. */ tlr->disable_count = cur_dc; /* If we don't hold any other busy mutexes, acknowledge any interrupts that occurred while we tried to acquire the lock. */ if (cur_dc == 0 && tlr->interrupt_flag) { svc::SynchronizePreemptionState(); } }; /* Try to acquire. */ const u32 v = LoadExclusiveForBusyMutex(p); if (AMS_UNLIKELY(v != 0)) { ClearExclusiveForBusyMutex(); return false; } if (AMS_LIKELY(StoreExclusiveForBusyMutex(p, 1))) { /* We successfully acquired the busy mutex. */ release_guard.Cancel(); return true; } } } void InternalBusyMutexImpl::Unlock() { /* Get pointer to our value. */ u32 * const p = std::addressof(m_value); /* Unlock the mutex. */ StoreUnlockValueForBusyMutex(p); /* Get the thread local region. */ auto * const tlr = svc::GetThreadLocalRegion(); /* Determine disable counters. */ const auto cur_dc = tlr->disable_count; AMS_ASSERT(cur_dc != 0); const auto next_dc = cur_dc - 1; /* Decrement disable count. */ tlr->disable_count = next_dc; /* If we don't hold any other busy mutexes, acknowledge any interrupts that occurred while we held the lock. */ if (next_dc == 0 && tlr->interrupt_flag) { svc::SynchronizePreemptionState(); } } }
5,835
C++
.h
136
33.007353
139
0.568427
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,540
os_multiple_wait_holder_base.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_holder_base.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class MultiWaitObjectList; class MultiWaitImpl; class MultiWaitHolderBase { private: MultiWaitImpl *m_multi_wait = nullptr; public: util::IntrusiveListNode m_multi_wait_node; util::IntrusiveListNode m_object_list_node; public: /* Gets whether the held object is currently signaled. */ virtual TriBool IsSignaled() const = 0; /* Adds to multi wait's object list, returns is signaled. */ virtual TriBool AddToObjectList() = 0; /* Removes from the multi wait's object list. */ virtual void RemoveFromObjectList() = 0; /* Gets whether waitable has a native handle, writes to output if it does. */ virtual bool GetNativeHandle(os::NativeHandle *) const = 0; /* Gets the amount of time remaining until this wakes up. */ virtual TimeSpan GetAbsoluteTimeToWakeup() const { return TimeSpan::FromNanoSeconds(std::numeric_limits<s64>::max()); } /* Interface with multi wait. */ ALWAYS_INLINE void SetMultiWait(MultiWaitImpl *m) { m_multi_wait = m; } ALWAYS_INLINE MultiWaitImpl *GetMultiWait() const { return m_multi_wait; } ALWAYS_INLINE bool IsLinked() const { return m_multi_wait != nullptr; } ALWAYS_INLINE bool IsNotLinked() const { return m_multi_wait == nullptr; } }; class MultiWaitHolderOfUserWaitObject : public MultiWaitHolderBase { public: /* All user objects have no handle to wait on. */ virtual bool GetNativeHandle(os::NativeHandle *) const override final { return false; } }; class MultiWaitHolderOfNativeWaitObject : public MultiWaitHolderBase { public: /* All native objects have native handles, and thus don't have object list semantics. */ virtual TriBool AddToObjectList() override final { return TriBool::Undefined; } virtual void RemoveFromObjectList() override final { /* ... */ } }; }
2,935
C++
.h
67
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100
0.634898
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,541
os_timeout_helper_impl.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_timeout_helper_impl.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_tick_manager.hpp" namespace ams::os::impl { using TargetTimeSpan = DWORD; class TimeoutHelperImpl { public: static TargetTimeSpan ConvertToImplTime(Tick tick) { constexpr s64 MaxTime = std::numeric_limits<s64>::max() - TimeSpan::FromMilliSeconds(1).GetNanoSeconds(); constexpr auto Ratio = TimeSpan::FromMilliSeconds(1); constexpr auto NanoS = TimeSpan::FromNanoSeconds(1); const auto time = TimeSpan::FromNanoSeconds(std::min<s64>(MaxTime, impl::GetTickManager().ConvertToTimeSpan(tick).GetNanoSeconds())); return static_cast<TargetTimeSpan>((time + Ratio - NanoS).GetMilliSeconds()); } static void Sleep(TimeSpan tm); }; }
1,459
C++
.h
32
39.6875
149
0.699296
Atmosphere-NX/Atmosphere
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1,207
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GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,542
os_multiple_wait_holder_of_timer_event.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_holder_of_timer_event.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_timer_event_helper.hpp" #include "os_multiple_wait_holder_base.hpp" #include "os_multiple_wait_object_list.hpp" namespace ams::os::impl { class MultiWaitHolderOfTimerEvent : public MultiWaitHolderOfUserWaitObject { private: TimerEventType *m_event; private: TriBool IsSignaledUnsafe() const { TimeSpan cur_time = this->GetMultiWait()->GetCurrTime(); os::impl::UpdateSignalStateAndRecalcNextTimeToWakeupUnsafe(m_event, cur_time); return m_event->signaled ? TriBool::True : TriBool::False; } public: explicit MultiWaitHolderOfTimerEvent(TimerEventType *e) : m_event(e) { /* ... */ } /* IsSignaled, Link, Unlink implemented. */ virtual TriBool IsSignaled() const override { std::scoped_lock lk(GetReference(m_event->cs_timer_event)); return this->IsSignaledUnsafe(); } virtual TriBool AddToObjectList() override { std::scoped_lock lk(GetReference(m_event->cs_timer_event)); GetReference(m_event->multi_wait_object_list_storage).PushBackToList(*this); return this->IsSignaledUnsafe(); } virtual void RemoveFromObjectList() override { std::scoped_lock lk(GetReference(m_event->cs_timer_event)); GetReference(m_event->multi_wait_object_list_storage).EraseFromList(*this); } /* Gets the amount of time remaining until this wakes up. */ virtual TimeSpan GetAbsoluteTimeToWakeup() const override { std::scoped_lock lk(GetReference(m_event->cs_timer_event)); return m_event->timer_state != TimerEventType::TimerState_Stop ? GetReference(m_event->next_time_to_wakeup) : TimeSpan::FromNanoSeconds(std::numeric_limits<s64>::max()); } }; }
2,700
C++
.h
54
39.759259
140
0.639818
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,543
os_stack_guard_manager_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_stack_guard_manager_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class StackGuardManagerHorizonImpl { private: static u64 GetStackInfo(svc::InfoType type) { u64 value; R_ABORT_UNLESS(svc::GetInfo(std::addressof(value), type, svc::PseudoHandle::CurrentProcess, 0)); AMS_ASSERT(value <= std::numeric_limits<size_t>::max()); return static_cast<u64>(static_cast<size_t>(value)); } public: static u64 GetStackGuardBeginAddress() { return GetStackInfo(svc::InfoType_StackRegionAddress); } static u64 GetStackGuardEndAddress() { return GetStackInfo(svc::InfoType_StackRegionSize); } }; using StackGuardManagerImpl = StackGuardManagerHorizonImpl; }
1,422
C++
.h
32
38.5
112
0.699856
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,544
os_internal_critical_section_impl.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_internal_critical_section_impl.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { struct WindowsCriticalSection { mutable CRITICAL_SECTION cs; }; }
787
C++
.h
22
33.272727
76
0.749344
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,545
os_vamm_manager_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_vamm_manager_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class VammManagerHorizonImpl { public: static void GetReservedRegionImpl(uintptr_t *out_start, uintptr_t *out_size) { u64 start, size, extra_size; R_ABORT_UNLESS(svc::GetInfo(std::addressof(start), svc::InfoType_AliasRegionAddress, svc::PseudoHandle::CurrentProcess, 0)); R_ABORT_UNLESS(svc::GetInfo(std::addressof(size), svc::InfoType_AliasRegionSize, svc::PseudoHandle::CurrentProcess, 0)); R_ABORT_UNLESS(svc::GetInfo(std::addressof(extra_size), svc::InfoType_AliasRegionExtraSize, svc::PseudoHandle::CurrentProcess, 0)); *out_start = start; *out_size = size - extra_size; } static Result AllocatePhysicalMemoryImpl(uintptr_t address, size_t size) { R_TRY_CATCH(svc::MapPhysicalMemory(address, size)) { R_CONVERT(svc::ResultOutOfResource, os::ResultOutOfResource()) R_CONVERT(svc::ResultOutOfMemory, os::ResultOutOfMemory()) R_CONVERT(svc::ResultLimitReached, os::ResultOutOfMemory()) } R_END_TRY_CATCH_WITH_ABORT_UNLESS; R_SUCCEED(); } static Result FreePhysicalMemoryImpl(uintptr_t address, size_t size) { R_TRY_CATCH(svc::UnmapPhysicalMemory(address, size)) { R_CONVERT(svc::ResultInvalidCurrentMemory, os::ResultBusy()) R_CONVERT(svc::ResultOutOfResource, os::ResultOutOfResource()) R_CONVERT(svc::ResultOutOfMemory, os::ResultOutOfMemory()) R_CONVERT(svc::ResultLimitReached, os::ResultOutOfMemory()) } R_END_TRY_CATCH_WITH_ABORT_UNLESS; R_SUCCEED(); } static size_t GetExtraSystemResourceAssignedSize() { u64 v; return R_SUCCEEDED(svc::GetInfo(std::addressof(v), svc::InfoType_SystemResourceSizeTotal, svc::PseudoHandle::CurrentProcess, 0)) ? v : 0; } static size_t GetExtraSystemResourceUsedSize() { u64 v; return R_SUCCEEDED(svc::GetInfo(std::addressof(v), svc::InfoType_SystemResourceSizeUsed, svc::PseudoHandle::CurrentProcess, 0)) ? v : 0; } static bool IsVirtualAddressMemoryEnabled() { return GetExtraSystemResourceAssignedSize() > 0; } }; using VammManagerImpl = VammManagerHorizonImpl; }
3,239
C++
.h
59
43.745763
153
0.631347
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,546
os_multiple_wait_holder_of_message_queue.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_holder_of_message_queue.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include "os_multiple_wait_holder_base.hpp" #include "os_multiple_wait_object_list.hpp" namespace ams::os::impl { class MultiWaitHolderOfMessageQueueNotEmpty : public MultiWaitHolderOfUserWaitObject { private: MessageQueueType *m_mq; private: ALWAYS_INLINE TriBool IsSignaledUnsafe() const { return m_mq->count > 0 ? TriBool::True : TriBool::False; } public: explicit MultiWaitHolderOfMessageQueueNotEmpty(MessageQueueType *mq) : m_mq(mq) { /* ... */ } /* IsSignaled, Link, Unlink implemented. */ virtual TriBool IsSignaled() const override { std::scoped_lock lk(GetReference(m_mq->cs_queue)); return this->IsSignaledUnsafe(); } virtual TriBool AddToObjectList() override { std::scoped_lock lk(GetReference(m_mq->cs_queue)); GetReference(m_mq->waitlist_not_empty).PushBackToList(*this); return this->IsSignaledUnsafe(); } virtual void RemoveFromObjectList() override { std::scoped_lock lk(GetReference(m_mq->cs_queue)); GetReference(m_mq->waitlist_not_empty).EraseFromList(*this); } }; class MultiWaitHolderOfMessageQueueNotFull : public MultiWaitHolderOfUserWaitObject { private: MessageQueueType *m_mq; private: ALWAYS_INLINE TriBool IsSignaledUnsafe() const { return m_mq->count < m_mq->capacity ? TriBool::True : TriBool::False; } public: explicit MultiWaitHolderOfMessageQueueNotFull(MessageQueueType *mq) : m_mq(mq) { /* ... */ } /* IsSignaled, Link, Unlink implemented. */ virtual TriBool IsSignaled() const override { std::scoped_lock lk(GetReference(m_mq->cs_queue)); return this->IsSignaledUnsafe(); } virtual TriBool AddToObjectList() override { std::scoped_lock lk(GetReference(m_mq->cs_queue)); GetReference(m_mq->waitlist_not_full).PushBackToList(*this); return this->IsSignaledUnsafe(); } virtual void RemoveFromObjectList() override { std::scoped_lock lk(GetReference(m_mq->cs_queue)); GetReference(m_mq->waitlist_not_full).EraseFromList(*this); } }; }
3,115
C++
.h
68
35.808824
105
0.62875
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,547
os_stack_guard_manager.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_stack_guard_manager.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_resource_manager.hpp" namespace ams::os::impl { ALWAYS_INLINE StackGuardManager &GetStackGuardManager() { return GetResourceManager().GetStackGuardManager(); } }
870
C++
.h
23
35.391304
76
0.757109
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,548
os_inter_process_event_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_inter_process_event_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #if defined(ATMOSPHERE_OS_HORIZON) #include "os_inter_process_event_impl.os.horizon.hpp" #elif defined(ATMOSPHERE_OS_WINDOWS) #include "os_inter_process_event_impl.os.windows.hpp" #elif defined(ATMOSPHERE_OS_LINUX) #include "os_inter_process_event_impl.os.linux.hpp" #elif defined(ATMOSPHERE_OS_MACOS) #include "os_inter_process_event_impl.os.macos.hpp" #else #error "Unknown OS for ams::os::InterProcessEventImpl" #endif
1,118
C++
.h
28
37.714286
76
0.762385
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,549
os_process_handle_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_process_handle_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #if defined(ATMOSPHERE_OS_HORIZON) #include "os_process_handle_impl.os.horizon.hpp" #elif defined(ATMOSPHERE_OS_WINDOWS) #include "os_process_handle_impl.os.windows.hpp" #elif defined(ATMOSPHERE_OS_LINUX) #include "os_process_handle_impl.os.linux.hpp" #elif defined(ATMOSPHERE_OS_MACOS) #include "os_process_handle_impl.os.macos.hpp" #else #error "Unknown OS for ams::os::ProcessHandleImpl" #endif
1,094
C++
.h
28
36.857143
76
0.760788
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,550
os_address_space_allocator_impl.generic.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_address_space_allocator_impl.generic.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class AddressSpaceAllocator final : public AddressSpaceAllocatorBase<uintptr_t, size_t> { private: using Base = AddressSpaceAllocatorBase<uintptr_t, size_t>; public: using Base::Base; public: virtual bool CheckFreeSpace(uintptr_t address, size_t size) override { AMS_UNUSED(address, size); return true; } }; }
1,127
C++
.h
30
32.266667
93
0.694698
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,551
os_cache_impl.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_cache_impl.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { inline void FlushDataCacheImpl(const void *addr, size_t size) { #if defined(ATMOSPHERE_ARCH_ARM64) { /* Declare helper variables. */ uintptr_t cache_type_register = 0; uintptr_t cache_line_size = 0; const uintptr_t end_addr = reinterpret_cast<uintptr_t>(addr) + size; /* Get the cache type register. */ __asm__ __volatile__("mrs %[cache_type_register], ctr_el0" : [cache_type_register]"=r"(cache_type_register)); /* Calculate cache line size. */ cache_line_size = 4 << ((cache_type_register >> 16) & 0xF); /* Iterate, flushing cache lines. */ for (uintptr_t cur = reinterpret_cast<uintptr_t>(addr) & ~(cache_line_size - 1); cur < end_addr; cur += cache_line_size) { __asm__ __volatile__ ("dc civac, %[cur]" :: [cur]"r"(cur)); } /* Insert a memory barrier, now that memory has been flushed. */ __asm__ __volatile__("dsb sy" ::: "memory"); } #elif defined(ATMOSPHERE_ARCH_X64) || defined(ATMOSPHERE_ARCH_X86) /* Theoretically, do nothing here? */ AMS_UNUSED(addr, size); __asm__ __volatile__("" ::: "memory"); #else #error "Unknown architecture for windows DataCache" #endif } inline void FlushEntireDataCacheImpl() { #if defined(ATMOSPHERE_ARCH_X64) || defined(ATMOSPHERE_ARCH_X86) /* Theoretically, do nothing here? */ __asm__ __volatile__("" ::: "memory"); #else #error "Unknown architecture for windows DataCache" #endif } }
2,361
C++
.h
53
37.188679
134
0.615819
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,552
os_inter_process_event_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_inter_process_event_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class InterProcessEventHorizonImpl { public: static Result Create(NativeHandle *out_write, NativeHandle *out_read); static void Close(NativeHandle handle); static void Signal(NativeHandle handle); static void Clear(NativeHandle handle); static void Wait(NativeHandle handle, bool auto_clear); static bool TryWait(NativeHandle handle, bool auto_clear); static bool TimedWait(NativeHandle handle, bool auto_clear, TimeSpan timeout); }; using InterProcessEventImpl = InterProcessEventHorizonImpl; }
1,305
C++
.h
30
38.466667
90
0.728774
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,553
os_giant_lock_types.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_giant_lock_types.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #if defined(ATMOSPHERE_OS_HORIZON) #include "os_giant_lock.os.horizon.hpp" #elif defined(ATMOSPHERE_OS_WINDOWS) #include "os_giant_lock.os.windows.hpp" #elif defined(ATMOSPHERE_OS_LINUX) #include "os_giant_lock.os.linux.hpp" #elif defined(ATMOSPHERE_OS_MACOS) #include "os_giant_lock.os.macos.hpp" #else #error "Unknown OS for GiantLock" #endif
1,042
C++
.h
28
34.964286
76
0.75617
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,554
os_vamm_manager.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_vamm_manager.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_resource_manager.hpp" namespace ams::os::impl { ALWAYS_INLINE VammManager &GetVammManager() { return GetResourceManager().GetVammManager(); } }
852
C++
.h
23
34.608696
76
0.751816
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,555
os_tick_manager_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_tick_manager_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #if defined(ATMOSPHERE_OS_HORIZON) #include "os_tick_manager_impl.os.horizon.hpp" #elif defined(ATMOSPHERE_OS_WINDOWS) #include "os_tick_manager_impl.os.windows.hpp" #elif defined(ATMOSPHERE_OS_LINUX) #include "os_tick_manager_impl.std_chrono.hpp" #elif defined(ATMOSPHERE_OS_MACOS) #include "os_tick_manager_impl.std_chrono.hpp" #else #error "Unknown OS for TickManagerImpl" #endif namespace ams::os::impl { /* Tick frequency must be less than INT64_MAX / 1 second. */ static constexpr s64 MaxTickFrequency = (std::numeric_limits<s64>::max() / TimeSpan::FromSeconds(1).GetNanoSeconds()) - 1; class TickManager { private: TickManagerImpl m_impl; public: #if defined(ATMOSPHERE_OS_HORIZON) constexpr TickManager() : m_impl() { /* ... */ } #else TickManager() : m_impl() { /* ... */ } #endif ALWAYS_INLINE Tick GetTick() const { return m_impl.GetTick(); } ALWAYS_INLINE Tick GetSystemTickOrdered() const { return m_impl.GetSystemTickOrdered(); } ALWAYS_INLINE s64 GetTickFrequency() const { return m_impl.GetTickFrequency(); } ALWAYS_INLINE s64 GetMaxTick() const { return m_impl.GetMaxTick(); } ALWAYS_INLINE s64 GetMaxTimeSpanNs() const { return m_impl.GetMaxTimeSpanNs(); } TimeSpan ConvertToTimeSpan(Tick tick) const; Tick ConvertToTick(TimeSpan ts) const; }; }
2,303
C++
.h
59
31.711864
126
0.646216
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,556
os_giant_lock.os.macos.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_giant_lock.os.macos.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class GiantLockMacosImpl { private: s32 m_fd = -1; public: void Lock(); void Unlock(); ALWAYS_INLINE void lock() { this->Lock(); } ALWAYS_INLINE void unlock() { this->Unlock(); } }; using GiantLock = GiantLockMacosImpl; }
1,074
C++
.h
33
26.575758
76
0.649275
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,557
os_debug_impl.os.windows.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_debug_impl.os.windows.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include <stratosphere/windows.hpp> namespace ams::os::impl { class DebugWindowsImpl { public: static void GetCurrentStackInfo(uintptr_t *out_stack, size_t *out_size) { /* Check pre-conditions. */ AMS_ASSERT(out_stack != nullptr); AMS_ASSERT(out_size != nullptr); /* Get the current stack by NT_TIB */ #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Warray-bounds" auto *tib = reinterpret_cast<NT_TIB *>(::NtCurrentTeb()); #pragma GCC diagnostic pop *out_stack = reinterpret_cast<uintptr_t>(tib->StackLimit); *out_size = reinterpret_cast<uintptr_t>(tib->StackBase) - reinterpret_cast<uintptr_t>(tib->StackLimit); } static void QueryMemoryInfo(os::MemoryInfo *out) { AMS_UNUSED(out); AMS_ABORT("TODO: Windows QueryMemoryInfo"); } static Tick GetIdleTickCount() { return os::Tick(0); } static Tick GetThreadTickCount() { return os::Tick(0); } static int GetFreeThreadCount() { return 0; } }; using DebugImpl = DebugWindowsImpl; }
2,007
C++
.h
49
31.734694
120
0.613648
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,558
os_mutex_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_mutex_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { void PushAndCheckLockLevel(const MutexType *mutex); void PopAndCheckLockLevel(const MutexType *mutex); }
818
C++
.h
21
36.761905
76
0.763224
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,559
os_thread_manager.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_thread_manager.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_thread_manager_types.hpp" #include "os_resource_manager.hpp" namespace ams::os::impl { constexpr inline s32 CoreAffinityMaskBitWidth = BITSIZEOF(u64); ALWAYS_INLINE ThreadManager &GetThreadManager() { return GetResourceManager().GetThreadManager(); } ALWAYS_INLINE ThreadType *GetCurrentThread() { return GetThreadManager().GetCurrentThread(); } #if !defined(AMS_OS_IMPL_USE_PTHREADS) ALWAYS_INLINE NativeHandle GetCurrentThreadHandle() { #if defined(ATMOSPHERE_OS_HORIZON) return ::threadGetCurHandle(); #else return GetCurrentThread()->native_handle; #endif } #endif void SetupThreadObjectUnsafe(ThreadType *thread, void *platform, ThreadFunction function, void *arg, void *stack, size_t stack_size, s32 priority); }
1,511
C++
.h
38
35.684211
151
0.736698
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,560
os_timer_event_helper.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_timer_event_helper.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os { struct TimerEventType; namespace impl { TimeSpan SaturatedAdd(TimeSpan t1, TimeSpan t2); void StopTimerUnsafe(TimerEventType *event); bool UpdateSignalStateAndRecalcNextTimeToWakeupUnsafe(TimerEventType *event, TimeSpan cur_time); } }
972
C++
.h
25
35.68
104
0.755839
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,561
os_multiple_wait_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include "os_multiple_wait_holder_base.hpp" #if defined(ATMOSPHERE_OS_HORIZON) #include "os_multiple_wait_target_impl.os.horizon.hpp" #elif defined(ATMOSPHERE_OS_WINDOWS) #include "os_multiple_wait_target_impl.os.windows.hpp" #elif defined(ATMOSPHERE_OS_LINUX) #include "os_multiple_wait_target_impl.os.linux.hpp" #elif defined(ATMOSPHERE_OS_MACOS) #include "os_multiple_wait_target_impl.os.macos.hpp" #else #error "Unknown OS for ams::os::MultiWaitTargetImpl" #endif namespace ams::os::impl { class MultiWaitImpl { public: static constexpr size_t MaximumHandleCount = MultiWaitTargetImpl::MaximumHandleCount; static constexpr s32 WaitInvalid = -3; static constexpr s32 WaitCancelled = -2; static constexpr s32 WaitTimedOut = -1; using MultiWaitList = util::IntrusiveListMemberTraitsByNonConstexprOffsetOf<&MultiWaitHolderBase::m_multi_wait_node>::ListType; private: MultiWaitList m_multi_wait_list; MultiWaitHolderBase *m_signaled_holder; TimeSpan m_current_time; InternalCriticalSection m_cs_wait; MultiWaitTargetImpl m_target_impl; private: template<bool AllowReply> Result WaitAnyImpl(MultiWaitHolderBase **out, bool infinite, TimeSpan timeout, NativeHandle reply_target); template<bool AllowReply> Result InternalWaitAnyImpl(MultiWaitHolderBase **out, bool infinite, TimeSpan timeout, NativeHandle reply_target); s32 ConstructObjectsArray(NativeHandle out_handles[], MultiWaitHolderBase *out_objects[], s32 num); MultiWaitHolderBase *AddToEachObjectListAndCheckObjectState(); void RemoveFromEachObjectList(); MultiWaitHolderBase *RecalcMultiWaitTimeout(TimeSpan *out_min_timeout, TimeSpan end_time); MultiWaitHolderBase *WaitAnyImpl(bool infinite, TimeSpan timeout); public: /* Wait. */ MultiWaitHolderBase *WaitAny() { return this->WaitAnyImpl(true, TimeSpan::FromNanoSeconds(std::numeric_limits<s64>::max())); } MultiWaitHolderBase *TryWaitAny() { return this->WaitAnyImpl(false, TimeSpan(0)); } MultiWaitHolderBase *TimedWaitAny(TimeSpan ts) { return this->WaitAnyImpl(false, ts); } Result ReplyAndReceive(MultiWaitHolderBase **out, NativeHandle reply_target); /* List management. */ bool IsListEmpty() const { return m_multi_wait_list.empty(); } bool IsListNotEmpty() const { return !m_multi_wait_list.empty(); } void PushBackToList(MultiWaitHolderBase &holder_base) { m_multi_wait_list.push_back(holder_base); } void EraseFromList(MultiWaitHolderBase &holder_base) { m_multi_wait_list.erase(m_multi_wait_list.iterator_to(holder_base)); } void EraseAllFromList() { while (!m_multi_wait_list.empty()) { m_multi_wait_list.front().SetMultiWait(nullptr); m_multi_wait_list.pop_front(); } } void MoveAllFromOther(MultiWaitImpl &other) { /* Set ourselves as multi wait for all of the other's holders. */ for (auto &w : other.m_multi_wait_list) { w.SetMultiWait(this); } m_multi_wait_list.splice(m_multi_wait_list.end(), other.m_multi_wait_list); } /* Other. */ TimeSpan GetCurrTime() const { return m_current_time; } void NotifyAndWakeupThread(MultiWaitHolderBase *holder_base); }; }
4,547
C++
.h
97
36.525773
139
0.63897
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,562
os_native_handle_impl.os.macos.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_native_handle_impl.os.macos.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include <unistd.h> namespace ams::os::impl { class NativeHandleMacosImpl { public: static ALWAYS_INLINE void Close(NativeHandle handle) { s32 ret; do { ret = ::close(handle); } while (ret < 0 && errno == EINTR); AMS_ASSERT(ret == 0); } }; using NativeHandleImpl = NativeHandleMacosImpl; }
1,099
C++
.h
31
29.709677
76
0.664158
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,563
os_disable_counter.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_disable_counter.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class CheckBusyMutexPermission { public: CheckBusyMutexPermission() { /* In order to use the disable counter, we must support SynchronizePreemptionState. */ u64 value; R_ABORT_UNLESS(svc::GetInfo(std::addressof(value), svc::InfoType_IsSvcPermitted, 0, svc::SvcId_SynchronizePreemptionState)); /* Verify that it's supported. */ AMS_ABORT_UNLESS(value != 0); } }; ALWAYS_INLINE void CallCheckBusyMutexPermission() { AMS_FUNCTION_LOCAL_STATIC(CheckBusyMutexPermission, s_check); AMS_UNUSED(s_check); } }
1,352
C++
.h
33
35.030303
140
0.689498
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,564
os_unsafe_memory_impl.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_unsafe_memory_impl.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class UnsafeMemoryImpl { public: static Result AllocateUnsafeMemoryImpl(uintptr_t *out_address, size_t size); static Result FreeUnsafeMemoryImpl(uintptr_t address, size_t size); }; }
927
C++
.h
24
35.291667
88
0.738069
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,565
os_tick_manager.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_tick_manager.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_resource_manager.hpp" namespace ams::os::impl { ALWAYS_INLINE TickManager &GetTickManager() { return GetResourceManager().GetTickManager(); } ALWAYS_INLINE Tick GetCurrentTick() { return GetTickManager().GetTick(); } ALWAYS_INLINE Tick GetCurrentTickOrdered() { return GetTickManager().GetSystemTickOrdered(); } }
1,056
C++
.h
29
33.103448
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0.738748
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,566
os_memory_heap_manager_impl.os.linux.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_memory_heap_manager_impl.os.linux.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include <sys/mman.h> namespace ams::os::impl { class MemoryHeapManagerLinuxImpl { NON_COPYABLE(MemoryHeapManagerLinuxImpl); NON_MOVEABLE(MemoryHeapManagerLinuxImpl); private: uintptr_t m_real_reserved_address; size_t m_real_reserved_size; uintptr_t m_aligned_reserved_heap_address; size_t m_aligned_reserved_heap_size; size_t m_committed_size; public: MemoryHeapManagerLinuxImpl() : m_real_reserved_address(0), m_real_reserved_size(0), m_aligned_reserved_heap_address(0), m_aligned_reserved_heap_size(0), m_committed_size(0) { /* Reserve a 32 GB region of virtual address space. */ constexpr size_t TargetReservedSize = 32_GB; const auto reserved = ::mmap(nullptr, TargetReservedSize, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); AMS_ABORT_UNLESS(reserved != MAP_FAILED); m_real_reserved_address = reinterpret_cast<uintptr_t>(reserved); m_real_reserved_size = TargetReservedSize; m_aligned_reserved_heap_address = util::AlignUp(m_real_reserved_address, MemoryHeapUnitSize); m_aligned_reserved_heap_size = m_real_reserved_size - MemoryHeapUnitSize; } Result SetHeapSize(uintptr_t *out, size_t size) { /* Check that we have a reserved address. */ R_UNLESS(m_real_reserved_address != 0, os::ResultOutOfMemory()); /* If necessary, commit the new memory. */ if (size > m_committed_size) { R_UNLESS(this->CommitMemory(size), os::ResultOutOfMemory()); } else if (size < m_committed_size) { /* Otherwise, decommit. */ this->DecommitMemory(m_aligned_reserved_heap_address + size, m_committed_size - size); } /* Set the committed size. */ m_committed_size = size; /* Set the out address. */ *out = m_aligned_reserved_heap_address; R_SUCCEED(); } private: bool CommitMemory(size_t size) { const auto res = ::mprotect(reinterpret_cast<void *>(m_aligned_reserved_heap_address), size, PROT_READ | PROT_WRITE); return res == 0; } void DecommitMemory(uintptr_t address, size_t size) { const auto reserved = ::mmap(reinterpret_cast<void *>(address), size, PROT_NONE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); AMS_ABORT_UNLESS(reserved != MAP_FAILED); } }; using MemoryHeapManagerImpl = MemoryHeapManagerLinuxImpl; }
3,439
C++
.h
67
40.462687
186
0.617971
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,567
os_multiple_wait_object_list.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_multiple_wait_object_list.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include "os_multiple_wait_holder_base.hpp" #include "os_multiple_wait_impl.hpp" namespace ams::os::impl { class MultiWaitObjectList { public: using ListType = util::IntrusiveListMemberTraitsByNonConstexprOffsetOf<&MultiWaitHolderBase::m_object_list_node>::ListType; private: ListType m_object_list; public: void WakeupAllMultiWaitThreadsUnsafe() { for (MultiWaitHolderBase &holder_base : m_object_list) { holder_base.GetMultiWait()->NotifyAndWakeupThread(std::addressof(holder_base)); } } void BroadcastToUpdateObjectStateUnsafe() { for (MultiWaitHolderBase &holder_base : m_object_list) { holder_base.GetMultiWait()->NotifyAndWakeupThread(nullptr); } } bool IsEmpty() const { return m_object_list.empty(); } void PushBackToList(MultiWaitHolderBase &holder_base) { m_object_list.push_back(holder_base); } void EraseFromList(MultiWaitHolderBase &holder_base) { m_object_list.erase(m_object_list.iterator_to(holder_base)); } }; }
1,912
C++
.h
46
32.978261
135
0.649812
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,568
os_thread_manager_impl.pthread.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_thread_manager_impl.pthread.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class ThreadManagerPthreadImpl { NON_COPYABLE(ThreadManagerPthreadImpl); NON_MOVEABLE(ThreadManagerPthreadImpl); private: pthread_key_t m_tls_key; public: explicit ThreadManagerPthreadImpl(ThreadType *main_thread); Result CreateThread(ThreadType *thread, s32 ideal_core); void DestroyThreadUnsafe(ThreadType *thread); void StartThread(const ThreadType *thread); void WaitForThreadExit(ThreadType *thread); bool TryWaitForThreadExit(ThreadType *thread); void YieldThread(); bool ChangePriority(ThreadType *thread, s32 priority); s32 GetCurrentPriority(const ThreadType *thread) const; ThreadId GetThreadId(const ThreadType *thread) const; void SuspendThreadUnsafe(ThreadType *thread); void ResumeThreadUnsafe(ThreadType *thread); /* TODO: void GetThreadContextUnsafe(ThreadContextInfo *out_context, const ThreadType *thread); */ void NotifyThreadNameChangedImpl(const ThreadType *thread) const; void SetCurrentThread(ThreadType *thread) const; ThreadType *GetCurrentThread() const; s32 GetCurrentCoreNumber() const; s32 GetDefaultCoreNumber() const { return 0; } void SetThreadCoreMask(ThreadType *thread, s32 ideal_core, u64 affinity_mask) const; void GetThreadCoreMask(s32 *out_ideal_core, u64 *out_affinity_mask, const ThreadType *thread) const; u64 GetThreadAvailableCoreMask() const; bool MapAliasStack(void **out, void *stack, size_t size) { AMS_UNUSED(stack, size); *out = nullptr; return true; } bool UnmapAliasStack(void *alias_stack, void *original_stack, size_t size) { AMS_UNUSED(alias_stack, original_stack, size); return true; } NORETURN void ExitProcessImpl() { AMS_ABORT("TODO: Just exit?"); } NORETURN void QuickExit() { AMS_ABORT("TODO: Just exit?"); } }; using ThreadManagerImpl = ThreadManagerPthreadImpl; }
2,961
C++
.h
63
37.333333
112
0.659264
Atmosphere-NX/Atmosphere
14,324
1,207
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GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
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false
false
false
false
false
false
8,569
os_aslr_space_manager_impl.os.horizon.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_aslr_space_manager_impl.os.horizon.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> #include "os_address_space_allocator_forbidden_region.hpp" namespace ams::os::impl { class AslrSpaceManagerHorizonImpl { NON_COPYABLE(AslrSpaceManagerHorizonImpl); NON_MOVEABLE(AslrSpaceManagerHorizonImpl); private: static constexpr u64 AslrBase32Bit = 0x0000200000ul; static constexpr u64 AslrSize32Bit = 0x003FE00000ul; static constexpr u64 AslrBase64BitDeprecated = 0x0008000000ul; static constexpr u64 AslrSize64BitDeprecated = 0x0078000000ul; static constexpr u64 AslrBase64Bit = 0x0008000000ul; static constexpr u64 AslrSize64Bit = 0x7FF8000000ul; static constexpr size_t ForbiddenRegionCount = 2; private: static u64 GetAslrInfo(os::NativeHandle process_handle, svc::InfoType type) { u64 value; R_ABORT_UNLESS(svc::GetInfo(std::addressof(value), type, process_handle, 0)); static_assert(std::same_as<size_t, uintptr_t>); AMS_ASSERT(value <= std::numeric_limits<size_t>::max()); return static_cast<u64>(value & std::numeric_limits<size_t>::max()); } private: AddressSpaceAllocatorForbiddenRegion m_forbidden_regions[ForbiddenRegionCount]; public: AslrSpaceManagerHorizonImpl() { this->InitializeForbiddenRegions(svc::PseudoHandle::CurrentProcess); } AslrSpaceManagerHorizonImpl(os::NativeHandle process_handle) { this->InitializeForbiddenRegions(process_handle); } const AddressSpaceAllocatorForbiddenRegion *GetForbiddenRegions() const { return m_forbidden_regions; } static size_t GetForbiddenRegionCount() { return ForbiddenRegionCount; } static u64 GetHeapSpaceBeginAddress(os::NativeHandle process_handle = svc::PseudoHandle::CurrentProcess) { return GetAslrInfo(process_handle, svc::InfoType_HeapRegionAddress); } static u64 GetHeapSpaceSize(os::NativeHandle process_handle = svc::PseudoHandle::CurrentProcess) { return GetAslrInfo(process_handle, svc::InfoType_HeapRegionSize); } static u64 GetAliasSpaceBeginAddress(os::NativeHandle process_handle = svc::PseudoHandle::CurrentProcess) { return GetAslrInfo(process_handle, svc::InfoType_AliasRegionAddress); } static u64 GetAliasSpaceSize(os::NativeHandle process_handle = svc::PseudoHandle::CurrentProcess) { return GetAslrInfo(process_handle, svc::InfoType_AliasRegionSize); } static u64 GetAslrSpaceBeginAddress(os::NativeHandle process_handle = svc::PseudoHandle::CurrentProcess) { return GetAslrInfo(process_handle, svc::InfoType_AslrRegionAddress); } static u64 GetAslrSpaceEndAddress(os::NativeHandle process_handle = svc::PseudoHandle::CurrentProcess) { return GetAslrInfo(process_handle, svc::InfoType_AslrRegionAddress) + GetAslrInfo(process_handle, svc::InfoType_AslrRegionSize); } private: void InitializeForbiddenRegions(os::NativeHandle process_handle) { m_forbidden_regions[0] = { .address = GetHeapSpaceBeginAddress(process_handle), .size = GetHeapSpaceSize(process_handle) }; m_forbidden_regions[1] = { .address = GetAliasSpaceBeginAddress(process_handle), .size = GetAliasSpaceSize(process_handle) }; } }; using AslrSpaceManagerImpl = AslrSpaceManagerHorizonImpl; }
4,405
C++
.h
79
45.21519
144
0.67355
Atmosphere-NX/Atmosphere
14,324
1,207
54
GPL-2.0
9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
false
false
false
false
false
false
false
8,570
os_process_handle_impl.os.linux.hpp
Atmosphere-NX_Atmosphere/libraries/libstratosphere/source/os/impl/os_process_handle_impl.os.linux.hpp
/* * Copyright (c) Atmosphère-NX * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #pragma once #include <stratosphere.hpp> namespace ams::os::impl { class ProcessHandleLinuxImpl { public: static consteval NativeHandle GetCurrentProcessHandle() { /* TODO: PseudoHandle define? */ return -2; } static ALWAYS_INLINE Result GetProcessId(ProcessId *out, NativeHandle handle) { AMS_UNUSED(out, handle); AMS_ABORT("TODO"); } static ALWAYS_INLINE Result GetProgramId(ncm::ProgramId *out, NativeHandle handle) { AMS_UNUSED(out, handle); AMS_ABORT("TODO"); } }; using ProcessHandleImpl = ProcessHandleLinuxImpl; }
1,351
C++
.h
35
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96
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Atmosphere-NX/Atmosphere
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9/20/2024, 9:26:25 PM (Europe/Amsterdam)
false
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