id stringlengths 4 63 | text stringlengths 153 8.81M |
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PR_SET_THP_DISABLE(2const) | NAME PR_SET_THP_DISABLE - set the state of the "THP disable" flag for the calling thread
LIBRARY Standard C library (libc, -lc)
SYNOPSIS #include <linux/prctl.h> /* Definition of PR_* constants */ #include <sys/prctl.h>
int prctl(PR_SET_THP_DISABLE, long flag, 0L, 0L, 0L);
DESCRIPTION Set the state of the "... |
PR_SET_TIMERSLACK(2const) | NAME PR_SET_TIMERSLACK - set the "current" timer slack value for the calling thread
LIBRARY Standard C library (libc, -lc)
SYNOPSIS #include <linux/prctl.h> /* Definition of PR_* constants */ #include <sys/prctl.h>
int prctl(PR_SET_TIMERSLACK, unsigned long slack);
DESCRIPTION Each thread has two associate... |
PR_SET_TIMING(2const) | NAME PR_SET_TIMING - set the process timing mode
LIBRARY Standard C library (libc, -lc)
SYNOPSIS #include <linux/prctl.h> /* Definition of PR_* constants */ #include <sys/prctl.h>
int prctl(PR_SET_TIMING, long mode);
DESCRIPTION Set whether to use (normal, traditional) statistical process timing or accurate... |
PR_SET_TSC(2const) | NAME PR_SET_TSC - change whether the timestamp counter can be read by the process
LIBRARY Standard C library (libc, -lc)
SYNOPSIS #include <linux/prctl.h> /* Definition of PR_* constants */ #include <sys/prctl.h>
int prctl(PR_SET_TSC, long flag);
DESCRIPTION Set the state of the flag determining whether ... |
PR_SET_UNALIGN(2const) | NAME PR_SET_UNALIGN - set unaligned access control bits
LIBRARY Standard C library (libc, -lc)
SYNOPSIS #include <linux/prctl.h> /* Definition of PR_* constants */ #include <sys/prctl.h>
int prctl(PR_SET_UNALIGN, unsigned long flag);
DESCRIPTION Set unaligned access control bits to arg2.
Pass PR_UNA... |
PR_SET_VMA(2const) | NAME PR_SET_VMA - set an attribute for virtual memory areas
LIBRARY Standard C library (libc, -lc)
SYNOPSIS #include <linux/prctl.h> /* Definition of PR_* constants */ #include <sys/prctl.h>
int prctl(PR_SET_VMA, long attr, unsigned long addr, unsigned long size,
const char *_Nullable val);
... |
PR_SVE_GET_VL(2const) | NAME PR_SVE_GET_VL - get the thread's SVE vector length
LIBRARY Standard C library (libc, -lc)
SYNOPSIS #include <linux/prctl.h> /* Definition of PR_* constants */ #include <sys/prctl.h>
int prctl(PR_SVE_GET_VL);
DESCRIPTION Get the thread's current SVE vector length configuration.
This operation ... |
PR_SVE_SET_VL(2const) | NAME PR_SVE_SET_VL - set the thread's SVE vector length
LIBRARY Standard C library (libc, -lc)
SYNOPSIS #include <linux/prctl.h> /* Definition of PR_* constants */ #include <sys/prctl.h>
int prctl(PR_SVE_SET_VL, unsigned long val);
DESCRIPTION Configure the thread's SVE vector length, as specified by val.
... |
PR_TASK_PERF_EVENTS_DISABLE(2const) | NAME PR_TASK_PERF_EVENTS_DISABLE, PR_TASK_PERF_EVENTS_ENABLE - disable or enable performance counters attached to the calling process
LIBRARY Standard C library (libc, -lc)
SYNOPSIS #include <linux/prctl.h> /* Definition of PR_* constants */ #include <sys/prctl.h>
int prctl(PR_TASK_PERF_EVENTS_DISABLE);
... |
PR_TASK_PERF_EVENTS_ENABLE(2const) | NAME PR_TASK_PERF_EVENTS_DISABLE, PR_TASK_PERF_EVENTS_ENABLE - disable or enable performance counters attached to the calling process
LIBRARY Standard C library (libc, -lc)
SYNOPSIS #include <linux/prctl.h> /* Definition of PR_* constants */ #include <sys/prctl.h>
int prctl(PR_TASK_PERF_EVENTS_DISABLE);
... |
PSC_I2S_FORMATS(9) | NAME PSC_I2S_FORMATS - audio formats supported by the PSC I2S mode
SYNOPSIS PSC_I2S_FORMATS
SEE ALSO Kernel file ./sound/soc/fsl/mpc5200_psc_i2s.c PSC_I2S_RATES(9), psc_i2s_set_sysclk(9), psc_i2s_set_fmt(9)
April 2026 PSC... |
PSC_I2S_RATES(9) | NAME PSC_I2S_RATES - sample rates supported by the I2S
SYNOPSIS PSC_I2S_RATES
DESCRIPTION This driver currently only supports the PSC running in I2S slave mode, which means the codec determines the sample rate. Therefore, we tell ALSA that we support all rates and let the codec driver decide what rates are really... |
PTR_ERR(9) | NAME PTR_ERR - Extract the error code from an error pointer.
SYNOPSIS long PTR_ERR (__force const void *ptr );
ARGUMENTS ptr An error pointer.
RETURN The error code within ptr.
SEE ALSO Kernel file ./include/linux/err.h IS_ERR_VALUE(9), ERR_PTR(9), INIT_ERR_PTR(9), IS_ERR(9), IS_ERR_OR_NULL(9), ERR_CAST(9),... |
PTR_ERR_OR_ZERO(9) | NAME PTR_ERR_OR_ZERO - Extract the error code from a pointer if it has one.
SYNOPSIS int PTR_ERR_OR_ZERO (__force const void *ptr );
ARGUMENTS ptr A potential error pointer.
DESCRIPTION Convenience function that can be used inside a function that returns an error code to propagate errors receive... |
PTR_IF(9) | NAME PTR_IF - evaluate to @ptr if @cond is true, or to NULL otherwise.
SYNOPSIS PTR_IF (cond , ptr );
ARGUMENTS cond A conditional, usually in a form of IS_ENABLED(CONFIG_FOO)
ptr A pointer to assign if cond is true.
DESCRIPTION PTR_IF(IS_ENABLED(CONFIG_FOO), ptr) evaluates to ptr if CONFIG... |
PT_MAKE_LEVELS(9) | NAME PT_MAKE_LEVELS - Build an unwound walker
SYNOPSIS PT_MAKE_LEVELS (fn , do_fn );
ARGUMENTS fn Name of the walker function
do_fn Function to call at each level
DESCRIPTION This builds a function call tree that can be fully inlined. The caller must provide a function body in an __always_inl... |
PVR_CR_FIELD_GET(9) | NAME PVR_CR_FIELD_GET - Extract a single field from a PowerVR control register
SYNOPSIS PVR_CR_FIELD_GET (val , field );
ARGUMENTS val Value of the target register.
field Field specifier, as defined in "pvr_rogue_cr_defs.h".
RETURN The extracted field.
SEE ALSO Kernel file ./drivers/gpu/drm/... |
PVR_FEATURE_VALUE(9) | NAME PVR_FEATURE_VALUE - Gets a PowerVR device feature value
SYNOPSIS PVR_FEATURE_VALUE (pvr_dev , feature , value_out );
ARGUMENTS pvr_dev [IN] Target PowerVR device.
feature [IN] Feature name.
value_out [OUT] Feature value.
DESCRIPTION This macro will get a feature value for those feat... |
PVR_HAS_ENHANCEMENT(9) | NAME PVR_HAS_ENHANCEMENT - Tests whether a physical device has a given enhancement
SYNOPSIS PVR_HAS_ENHANCEMENT (pvr_dev , enhancement );
ARGUMENTS pvr_dev [IN] Target PowerVR device.
enhancement [IN] Hardware enhancement name.
DESCRIPTION Enhancement numbers are derived from those found in #pvr_device... |
PVR_HAS_FEATURE(9) | NAME PVR_HAS_FEATURE - Tests whether a PowerVR device has a given feature
SYNOPSIS PVR_HAS_FEATURE (pvr_dev , feature );
ARGUMENTS pvr_dev [IN] Target PowerVR device.
feature [IN] Hardware feature name.
DESCRIPTION Feature names are derived from those found in struct pvr_device_features by dropping t... |
PVR_HAS_QUIRK(9) | NAME PVR_HAS_QUIRK - Tests whether a physical device has a given quirk
SYNOPSIS PVR_HAS_QUIRK (pvr_dev , quirk );
ARGUMENTS pvr_dev [IN] Target PowerVR device.
quirk [IN] Hardware quirk name.
DESCRIPTION Quirk numbers are derived from those found in #pvr_device_quirks by dropping the 'has_brn' p... |
PVR_IOCTL(9) | NAME PVR_IOCTL - Build a PowerVR IOCTL number
SYNOPSIS PVR_IOCTL (_ioctl , _mode , _data );
ARGUMENTS _ioctl An incrementing id for this IOCTL. Added to DRM_COMMAND_BASE.
_mode Must be one of DRM_IOR, DRM_IOW or DRM_IOWR.
_data The type of the args struct passed by this IOCTL.
DESCRI... |
PVR_IOCTL_UNION_PADDING_CHECK(9) | NAME PVR_IOCTL_UNION_PADDING_CHECK - Validate that the implicit padding between the end of a union member and the end of the union itself is zeroed.
SYNOPSIS PVR_IOCTL_UNION_PADDING_CHECK (struct_instance_ , union_ , member_ );
ARGUMENTS struct_instance_ An expression which evaluates to a pointer to a UAPI data struc... |
PVR_PACKED_BVNC(9) | NAME PVR_PACKED_BVNC - Packs B, V, N and C values into a 64-bit unsigned integer
SYNOPSIS PVR_PACKED_BVNC (b , v , n , c );
ARGUMENTS b Branch ID.
v Version ID.
n Number of scalable units.
c Config ID.
DESCRIPTION The packed layout is as follows: +-... |
PVR_STATIC_ASSERT_64BIT_ALIGNED(9) | NAME PVR_STATIC_ASSERT_64BIT_ALIGNED - Inline assertion for 64-bit alignment.
SYNOPSIS PVR_STATIC_ASSERT_64BIT_ALIGNED (static_expr_ );
ARGUMENTS static_expr_ Target expression to evaluate.
DESCRIPTION If static_expr_ does not evaluate to a constant integer which would be a 64-bit aligned address (i.e. a multiple of... |
PVR_UOBJ_GET(9) | NAME PVR_UOBJ_GET - Copies from _src_usr_ptr to &_dest_obj.
SYNOPSIS PVR_UOBJ_GET (_dest_obj , _usr_size , _src_usr_ptr );
ARGUMENTS _dest_obj The destination container object in kernel space.
_usr_size The size of the source container in user space.
_src_usr_ptr
__u64 raw point... |
PVR_UOBJ_GET_ARRAY(9) | NAME PVR_UOBJ_GET_ARRAY - Copies from @_src_drm_pvr_obj_array.array to alloced memory and returns a pointer in _dest_array.
SYNOPSIS PVR_UOBJ_GET_ARRAY (_dest_array , _src_drm_pvr_obj_array );
ARGUMENTS _dest_array The destination C array object in kernel space.
_src_drm_pvr_obj_array
The s... |
PVR_UOBJ_MIN_SIZE(9) | NAME PVR_UOBJ_MIN_SIZE - Fetch the minimum copy size of a compatible type object.
SYNOPSIS PVR_UOBJ_MIN_SIZE (_obj_name );
ARGUMENTS _obj_name The name of the object. Cannot be a typename - this is deduced.
DESCRIPTION This cannot fail. Using the macro with an incompatible type will result in a compiler error. ... |
PVR_UOBJ_SET(9) | NAME PVR_UOBJ_SET - Copies from &_src_obj to _dest_usr_ptr.
SYNOPSIS PVR_UOBJ_SET (_dest_usr_ptr , _usr_size , _src_obj );
ARGUMENTS _dest_usr_ptr __u64 raw pointer to the destination container in user space.
_usr_size The size of the destination container in user space.
_src_obj The source conta... |
PVR_UOBJ_SET_ARRAY(9) | NAME PVR_UOBJ_SET_ARRAY - Copies from _src_array to @_dest_drm_pvr_obj_array.array.
SYNOPSIS PVR_UOBJ_SET_ARRAY (_dest_drm_pvr_obj_array , _src_array );
ARGUMENTS _dest_drm_pvr_obj_array The struct drm_pvr_obj_array containing a __u64 raw pointer to the destination C array in user space and the size of each array ele... |
PageHuge(9) | NAME PageHuge - Determine if the page belongs to hugetlbfs
SYNOPSIS bool PageHuge (const struct page *page );
ARGUMENTS page The page to test.
CONTEXT Any context.
RETURN True for hugetlbfs pages, false for anon pages or pages belonging to other filesystems.
SEE ALSO Kernel file ./include/linux/page-flags.h... |
PrimeIocFifos(9) | NAME PrimeIocFifos - Initialize IOC request and reply FIFOs.
SYNOPSIS int PrimeIocFifos (MPT_ADAPTER *ioc );
ARGUMENTS ioc Pointer to MPT_ADAPTER structure
DESCRIPTION This routine allocates memory for the MPT reply and request frame pools (if necessary), and primes the IOC reply FIFO with reply frames. Ret... |
ProcessEventNotification(9) | NAME ProcessEventNotification - Route EventNotificationReply to all event handlers
SYNOPSIS int ProcessEventNotification (MPT_ADAPTER *ioc , EventNotificationReply_t *pEventReply , int *evHandlers );
ARGUMENTS ioc Pointer to MPT_ADAPTER structure
pEventReply Pointer to EventNotification reply frame
... |
QCOMTEE_ARGS_PER_TYPE(9) | NAME QCOMTEE_ARGS_PER_TYPE - Maximum arguments of a specific type.
SYNOPSIS QCOMTEE_ARGS_PER_TYPE
DESCRIPTION The QTEE transport protocol limits the maximum number of arguments of a specific type (i.e., IB, OB, IO, and OO).
SEE ALSO Kernel file ./drivers/tee/qcomtee/qcomtee_object.h Kernel API(9), enum qcomtee_... |
QCOMTEE_MSG_OBJECT_NS_BIT(9) | NAME QCOMTEE_MSG_OBJECT_NS_BIT - Non-secure bit
SYNOPSIS QCOMTEE_MSG_OBJECT_NS_BIT
DESCRIPTION Object ID is a globally unique 32-bit number. IDs referencing objects in the kernel should have QCOMTEE_MSG_OBJECT_NS_BIT set.
SEE ALSO Kernel file ./drivers/tee/qcomtee/qcomtee_msg.h Kernel API(9), struct qcomtee_msg_obje... |
RAND.7ssl(7) | NAME RAND - the OpenSSL random generator
DESCRIPTION Random numbers are a vital part of cryptography, they are needed to provide unpredictability for tasks like key generation, creating salts, and many more. Software-based generators must be seeded with external randomness before they can be used as a cryptographical... |
RAND_OpenSSL.3ssl(3) | NAME RAND_set_rand_method, RAND_get_rand_method, RAND_OpenSSL - select RAND method
SYNOPSIS #include <openssl/rand.h>
The following functions have been deprecated since OpenSSL 3.0, and can be hidden entirely by defining OPENSSL_API_COMPAT with a suitable version value, see openssl_user_macros(7):
RAN... |
RAND_add(3) | NAME RAND_add, RAND_cleanup, RAND_poll, RAND_seed, RAND_status — manipulate the PRNG state
SYNOPSIS library “libcrypto” #include <openssl/rand.h>
void
RAND_add(const void *buf, int num, double entropy);
void
RAND_cleanup(void);
int
RAND_poll(void);
void
RAND_... |
RAND_add.3ssl(3) | NAME RAND_add, RAND_poll, RAND_seed, RAND_status, RAND_event, RAND_screen, RAND_keep_random_devices_open - add randomness to the PRNG or get its status
SYNOPSIS #include <openssl/rand.h>
int RAND_status(void);
int RAND_poll();
void RAND_add(const void *buf, int num, double randomness);
... |
RAND_bytes(3) | NAME RAND_bytes, RAND_pseudo_bytes — generate random data
SYNOPSIS library “libcrypto” #include <openssl/rand.h>
int
RAND_bytes(unsigned char *buf, int num);
int
RAND_pseudo_bytes(unsigned char *buf, int num);
DESCRIPTION These functions are deprecated and only retained for compatibility... |
RAND_bytes.3ssl(3) | NAME RAND_bytes, RAND_priv_bytes, RAND_bytes_ex, RAND_priv_bytes_ex, RAND_pseudo_bytes, RAND_set1_random_provider - generate random data
SYNOPSIS #include <openssl/rand.h>
int RAND_bytes(unsigned char *buf, int num);
int RAND_priv_bytes(unsigned char *buf, int num);
int RAND_bytes_ex(OSSL_LIB... |
RAND_bytes_ex.3ssl(3) | NAME RAND_bytes, RAND_priv_bytes, RAND_bytes_ex, RAND_priv_bytes_ex, RAND_pseudo_bytes, RAND_set1_random_provider - generate random data
SYNOPSIS #include <openssl/rand.h>
int RAND_bytes(unsigned char *buf, int num);
int RAND_priv_bytes(unsigned char *buf, int num);
int RAND_bytes_ex(OSSL_LIB... |
RAND_cleanup.3ssl(3) | NAME RAND_cleanup - erase the PRNG state
SYNOPSIS #include <openssl/rand.h>
The following function has been deprecated since OpenSSL 1.1.0, and can be hidden entirely by defining OPENSSL_API_COMPAT with a suitable version value, see openssl_user_macros(7):
void RAND_cleanup(void);
DESCRIPTION Prior t... |
RAND_egd.3ssl(3) | NAME RAND_egd, RAND_egd_bytes, RAND_query_egd_bytes - query entropy gathering daemon
SYNOPSIS #include <openssl/rand.h>
int RAND_egd_bytes(const char *path, int num);
int RAND_egd(const char *path);
int RAND_query_egd_bytes(const char *path, unsigned char *buf, int num);
DESCRIPTION On older... |
RAND_egd_bytes.3ssl(3) | NAME RAND_egd, RAND_egd_bytes, RAND_query_egd_bytes - query entropy gathering daemon
SYNOPSIS #include <openssl/rand.h>
int RAND_egd_bytes(const char *path, int num);
int RAND_egd(const char *path);
int RAND_query_egd_bytes(const char *path, unsigned char *buf, int num);
DESCRIPTION On older... |
RAND_event.3ssl(3) | NAME RAND_add, RAND_poll, RAND_seed, RAND_status, RAND_event, RAND_screen, RAND_keep_random_devices_open - add randomness to the PRNG or get its status
SYNOPSIS #include <openssl/rand.h>
int RAND_status(void);
int RAND_poll();
void RAND_add(const void *buf, int num, double randomness);
... |
RAND_file_name.3ssl(3) | NAME RAND_load_file, RAND_write_file, RAND_file_name - PRNG seed file
SYNOPSIS #include <openssl/rand.h>
int RAND_load_file(const char *filename, long max_bytes);
int RAND_write_file(const char *filename);
const char *RAND_file_name(char *buf, size_t num);
DESCRIPTION RAND_load_file() reads... |
RAND_get0_primary.3ssl(3) | NAME RAND_get0_primary, RAND_get0_public, RAND_get0_private, RAND_set0_public, RAND_set0_private - get access to the global EVP_RAND_CTX instances
SYNOPSIS #include <openssl/rand.h>
EVP_RAND_CTX *RAND_get0_primary(OSSL_LIB_CTX *ctx);
EVP_RAND_CTX *RAND_get0_public(OSSL_LIB_CTX *ctx);
EVP_RAND_... |
RAND_get0_private.3ssl(3) | NAME RAND_get0_primary, RAND_get0_public, RAND_get0_private, RAND_set0_public, RAND_set0_private - get access to the global EVP_RAND_CTX instances
SYNOPSIS #include <openssl/rand.h>
EVP_RAND_CTX *RAND_get0_primary(OSSL_LIB_CTX *ctx);
EVP_RAND_CTX *RAND_get0_public(OSSL_LIB_CTX *ctx);
EVP_RAND_... |
RAND_get0_public.3ssl(3) | NAME RAND_get0_primary, RAND_get0_public, RAND_get0_private, RAND_set0_public, RAND_set0_private - get access to the global EVP_RAND_CTX instances
SYNOPSIS #include <openssl/rand.h>
EVP_RAND_CTX *RAND_get0_primary(OSSL_LIB_CTX *ctx);
EVP_RAND_CTX *RAND_get0_public(OSSL_LIB_CTX *ctx);
EVP_RAND_... |
RAND_get_rand_method.3ssl(3) | NAME RAND_set_rand_method, RAND_get_rand_method, RAND_OpenSSL - select RAND method
SYNOPSIS #include <openssl/rand.h>
The following functions have been deprecated since OpenSSL 3.0, and can be hidden entirely by defining OPENSSL_API_COMPAT with a suitable version value, see openssl_user_macros(7):
RAN... |
RAND_keep_random_devices_open.3ssl(3) | NAME RAND_add, RAND_poll, RAND_seed, RAND_status, RAND_event, RAND_screen, RAND_keep_random_devices_open - add randomness to the PRNG or get its status
SYNOPSIS #include <openssl/rand.h>
int RAND_status(void);
int RAND_poll();
void RAND_add(const void *buf, int num, double randomness);
... |
RAND_load_file(3) | NAME RAND_file_name, RAND_load_file, RAND_write_file — PRNG seed file
SYNOPSIS library “libcrypto” #include <openssl/rand.h>
const char *
RAND_file_name(char *buf, size_t num);
int
RAND_load_file(const char *filename, long max_bytes);
int
RAND_write_file(const char *filenam... |
RAND_load_file.3ssl(3) | NAME RAND_load_file, RAND_write_file, RAND_file_name - PRNG seed file
SYNOPSIS #include <openssl/rand.h>
int RAND_load_file(const char *filename, long max_bytes);
int RAND_write_file(const char *filename);
const char *RAND_file_name(char *buf, size_t num);
DESCRIPTION RAND_load_file() reads... |
RAND_poll.3ssl(3) | NAME RAND_add, RAND_poll, RAND_seed, RAND_status, RAND_event, RAND_screen, RAND_keep_random_devices_open - add randomness to the PRNG or get its status
SYNOPSIS #include <openssl/rand.h>
int RAND_status(void);
int RAND_poll();
void RAND_add(const void *buf, int num, double randomness);
... |
RAND_priv_bytes.3ssl(3) | NAME RAND_bytes, RAND_priv_bytes, RAND_bytes_ex, RAND_priv_bytes_ex, RAND_pseudo_bytes, RAND_set1_random_provider - generate random data
SYNOPSIS #include <openssl/rand.h>
int RAND_bytes(unsigned char *buf, int num);
int RAND_priv_bytes(unsigned char *buf, int num);
int RAND_bytes_ex(OSSL_LIB... |
RAND_priv_bytes_ex.3ssl(3) | NAME RAND_bytes, RAND_priv_bytes, RAND_bytes_ex, RAND_priv_bytes_ex, RAND_pseudo_bytes, RAND_set1_random_provider - generate random data
SYNOPSIS #include <openssl/rand.h>
int RAND_bytes(unsigned char *buf, int num);
int RAND_priv_bytes(unsigned char *buf, int num);
int RAND_bytes_ex(OSSL_LIB... |
RAND_pseudo_bytes.3ssl(3) | NAME RAND_bytes, RAND_priv_bytes, RAND_bytes_ex, RAND_priv_bytes_ex, RAND_pseudo_bytes, RAND_set1_random_provider - generate random data
SYNOPSIS #include <openssl/rand.h>
int RAND_bytes(unsigned char *buf, int num);
int RAND_priv_bytes(unsigned char *buf, int num);
int RAND_bytes_ex(OSSL_LIB... |
RAND_query_egd_bytes.3ssl(3) | NAME RAND_egd, RAND_egd_bytes, RAND_query_egd_bytes - query entropy gathering daemon
SYNOPSIS #include <openssl/rand.h>
int RAND_egd_bytes(const char *path, int num);
int RAND_egd(const char *path);
int RAND_query_egd_bytes(const char *path, unsigned char *buf, int num);
DESCRIPTION On older... |
RAND_screen.3ssl(3) | NAME RAND_add, RAND_poll, RAND_seed, RAND_status, RAND_event, RAND_screen, RAND_keep_random_devices_open - add randomness to the PRNG or get its status
SYNOPSIS #include <openssl/rand.h>
int RAND_status(void);
int RAND_poll();
void RAND_add(const void *buf, int num, double randomness);
... |
RAND_seed.3ssl(3) | NAME RAND_add, RAND_poll, RAND_seed, RAND_status, RAND_event, RAND_screen, RAND_keep_random_devices_open - add randomness to the PRNG or get its status
SYNOPSIS #include <openssl/rand.h>
int RAND_status(void);
int RAND_poll();
void RAND_add(const void *buf, int num, double randomness);
... |
RAND_set0_private.3ssl(3) | NAME RAND_get0_primary, RAND_get0_public, RAND_get0_private, RAND_set0_public, RAND_set0_private - get access to the global EVP_RAND_CTX instances
SYNOPSIS #include <openssl/rand.h>
EVP_RAND_CTX *RAND_get0_primary(OSSL_LIB_CTX *ctx);
EVP_RAND_CTX *RAND_get0_public(OSSL_LIB_CTX *ctx);
EVP_RAND_... |
RAND_set0_public.3ssl(3) | NAME RAND_get0_primary, RAND_get0_public, RAND_get0_private, RAND_set0_public, RAND_set0_private - get access to the global EVP_RAND_CTX instances
SYNOPSIS #include <openssl/rand.h>
EVP_RAND_CTX *RAND_get0_primary(OSSL_LIB_CTX *ctx);
EVP_RAND_CTX *RAND_get0_public(OSSL_LIB_CTX *ctx);
EVP_RAND_... |
RAND_set1_random_provider.3ssl(3) | NAME RAND_bytes, RAND_priv_bytes, RAND_bytes_ex, RAND_priv_bytes_ex, RAND_pseudo_bytes, RAND_set1_random_provider - generate random data
SYNOPSIS #include <openssl/rand.h>
int RAND_bytes(unsigned char *buf, int num);
int RAND_priv_bytes(unsigned char *buf, int num);
int RAND_bytes_ex(OSSL_LIB... |
RAND_set_DRBG_type.3ssl(3) | NAME RAND_set_DRBG_type, RAND_set_seed_source_type - specify the global random number generator types
SYNOPSIS #include <openssl/rand.h>
int RAND_set_DRBG_type(OSSL_LIB_CTX *ctx, const char *drbg, const char *propq,
const char *cipher, const char *digest);
int RAND_set_s... |
RAND_set_rand_method(3) | NAME RAND_set_rand_method, RAND_get_rand_method, RAND_SSLeay — select RAND method
SYNOPSIS library “libcrypto” #include <openssl/rand.h>
int
RAND_set_rand_method(const RAND_METHOD *meth);
const RAND_METHOD *
RAND_get_rand_method(void);
RAND_METHOD *
RAND_SSLeay(void);
DESC... |
RAND_set_rand_method.3ssl(3) | NAME RAND_set_rand_method, RAND_get_rand_method, RAND_OpenSSL - select RAND method
SYNOPSIS #include <openssl/rand.h>
The following functions have been deprecated since OpenSSL 3.0, and can be hidden entirely by defining OPENSSL_API_COMPAT with a suitable version value, see openssl_user_macros(7):
RAN... |
RAND_set_seed_source_type.3ssl(3) | NAME RAND_set_DRBG_type, RAND_set_seed_source_type - specify the global random number generator types
SYNOPSIS #include <openssl/rand.h>
int RAND_set_DRBG_type(OSSL_LIB_CTX *ctx, const char *drbg, const char *propq,
const char *cipher, const char *digest);
int RAND_set_s... |
RAND_status.3ssl(3) | NAME RAND_add, RAND_poll, RAND_seed, RAND_status, RAND_event, RAND_screen, RAND_keep_random_devices_open - add randomness to the PRNG or get its status
SYNOPSIS #include <openssl/rand.h>
int RAND_status(void);
int RAND_poll();
void RAND_add(const void *buf, int num, double randomness);
... |
RAND_write_file.3ssl(3) | NAME RAND_load_file, RAND_write_file, RAND_file_name - PRNG seed file
SYNOPSIS #include <openssl/rand.h>
int RAND_load_file(const char *filename, long max_bytes);
int RAND_write_file(const char *filename);
const char *RAND_file_name(char *buf, size_t num);
DESCRIPTION RAND_load_file() reads... |
RC2_encrypt(3) | NAME RC2_set_key, RC2_encrypt, RC2_decrypt, RC2_cbc_encrypt, RC2_ecb_encrypt, RC2_cfb64_encrypt, RC2_ofb64_encrypt — low-level functions for Rivest Cipher 2
SYNOPSIS library “libcrypto” #include <openssl/rc2.h>
void
RC2_set_key(RC2_KEY *expanded_key, int len, const unsigned char *user_key, int effective... |
RC4(3) | NAME RC4_set_key, RC4 — RC4 encryption
SYNOPSIS library “libcrypto” #include <openssl/rc4.h>
void
RC4_set_key(RC4_KEY *key, int len, const unsigned char *data);
void
RC4(RC4_KEY *key, unsigned long len, const unsigned char *indata, unsigned char *outdata);
DESCRIPTION This library implem... |
RC4.3ssl(3) | NAME RC4_set_key, RC4 - RC4 encryption
SYNOPSIS #include <openssl/rc4.h>
The following functions have been deprecated since OpenSSL 3.0, and can be hidden entirely by defining OPENSSL_API_COMPAT with a suitable version value, see openssl_user_macros(7):
void RC4_set_key(RC4_KEY *key, int len, const un... |
RC4_set_key.3ssl(3) | NAME RC4_set_key, RC4 - RC4 encryption
SYNOPSIS #include <openssl/rc4.h>
The following functions have been deprecated since OpenSSL 3.0, and can be hidden entirely by defining OPENSSL_API_COMPAT with a suitable version value, see openssl_user_macros(7):
void RC4_set_key(RC4_KEY *key, int len, const un... |
RCU_INITIALIZER(9) | NAME RCU_INITIALIZER - statically initialize an RCU-protected global variable
SYNOPSIS RCU_INITIALIZER (v );
ARGUMENTS v The value to statically initialize with.
SEE ALSO Kernel file ./include/linux/rcupdate.h same_state_synchronize_rcu(9), rcu_trace_implies_rcu_gp(9), cond_resched_tasks_rcu_qs(9), rcu_s... |
RCU_INIT_POINTER(9) | NAME RCU_INIT_POINTER - initialize an RCU protected pointer
SYNOPSIS RCU_INIT_POINTER (p , v );
ARGUMENTS p The pointer to be initialized.
v The value to initialized the pointer to.
DESCRIPTION Initialize an RCU-protected pointer in special cases where readers do not need ordering const... |
RCU_LOCKDEP_WARN(9) | NAME RCU_LOCKDEP_WARN - emit lockdep splat if specified condition is met
SYNOPSIS RCU_LOCKDEP_WARN (c , s );
ARGUMENTS c condition to check
s informative message
DESCRIPTION This checks debug_lockdep_rcu_enabled before checking (c) to prevent early boot splats due to lockdep not yet bein... |
RCU_POINTER_INITIALIZER(9) | NAME RCU_POINTER_INITIALIZER - statically initialize an RCU protected pointer
SYNOPSIS RCU_POINTER_INITIALIZER (p , v );
ARGUMENTS p The pointer to be initialized.
v The value to initialized the pointer to.
DESCRIPTION GCC-style initialization for an RCU-protected pointer in a structure f... |
READ_LINE(9) | NAME READ_LINE - Generic generator for a read_line function which can be used for format with one plane and a block_h == block_w == 1.
SYNOPSIS READ_LINE (function_name , pixel_name , pixel_type , callback , ... );
ARGUMENTS function_name Function name to generate
pixel_name Temporary pixel name used in the ... |
READ_LINE_ARGB8888(9) | NAME READ_LINE_ARGB8888 - Generic generator for ARGB8888 formats. The pixel type used is u8, so pixel_name[0]..pixel_name[n] are the n components of the pixel.
SYNOPSIS READ_LINE_ARGB8888 (function_name , pixel_name , a , r , g , b );
ARGUMENTS function_name Function name to generate
pixel_name temporary pix... |
READ_LINE_YUV_SEMIPLANAR(9) | NAME READ_LINE_YUV_SEMIPLANAR - Generic generator for a read_line function which can be used for yuv formats with two planes and block_w == block_h == 1.
SYNOPSIS READ_LINE_YUV_SEMIPLANAR (function_name , pixel_1_name , pixel_2_name , pixel_1_type , pixel_2_type , callback , ... );
ARGUMENTS function_name Function na... |
READ_LINE_le16161616(9) | NAME READ_LINE_le16161616 - Generic generator for ARGB16161616 formats. The pixel type used is u16, so pixel_name[0]..pixel_name[n] are the n components of the pixel.
SYNOPSIS READ_LINE_le16161616 (function_name , pixel_name , a , r , g , b );
ARGUMENTS function_name Function name to generate
pixel_name temp... |
REASSIGN_OWNED(7) | REASSIGN OWNED(7) PostgreSQL 16.13 Documentation REASSIGN OWNED(7)
NAME REASSIGN_OWNED - change the ownership of database objects owned by a database role
S... |
REFRESH_MATERIALIZED_VIEW(7) | REFRESH MATERIALIZED VIEW(7) PostgreSQL 16.13 Documentation REFRESH MATERIALIZED VIEW(7)
NAME REFRESH_MATERIALIZED_VIEW - replace the contents of a materialized view
SYNOPSIS REF... |
REG_FIELD_GET(9) | NAME REG_FIELD_GET - Extract a u32 bitfield value
SYNOPSIS REG_FIELD_GET (__mask , __val );
ARGUMENTS __mask shifted mask defining the field's length and position
__val value to extract the bitfield value from
DESCRIPTION Local wrapper for FIELD_GET to force u32 and for consistency with REG_FIELD_... |
REG_FIELD_GET64(9) | NAME REG_FIELD_GET64 - Extract a u64 bitfield value
SYNOPSIS REG_FIELD_GET64 (__mask , __val );
ARGUMENTS __mask shifted mask defining the field's length and position
__val value to extract the bitfield value from
DESCRIPTION Local wrapper for FIELD_GET to force u64 and for consistency with REG_GE... |
REG_FIELD_GET8(9) | NAME REG_FIELD_GET8 - Extract a u8 bitfield value
SYNOPSIS REG_FIELD_GET8 (__mask , __val );
ARGUMENTS __mask shifted mask defining the field's length and position
__val value to extract the bitfield value from
DESCRIPTION Local wrapper for FIELD_GET to force u8 and for consistency with REG_FIELD_... |
REG_FIELD_MAX(9) | NAME REG_FIELD_MAX - produce the maximum value representable by a field
SYNOPSIS REG_FIELD_MAX (__mask );
ARGUMENTS __mask shifted mask defining the field's length and position
DESCRIPTION Local wrapper for FIELD_MAX to return the maximum bit value that can be held in the field specified by _mask, cast to u32 f... |
REG_FIELD_PREP(9) | NAME REG_FIELD_PREP - Prepare a u32 bitfield value
SYNOPSIS REG_FIELD_PREP (__mask , __val );
ARGUMENTS __mask shifted mask defining the field's length and position
__val value to put in the field
DESCRIPTION Local copy of FIELD_PREP to generate an integer constant expression, force u32 and for co... |
REG_FIELD_PREP16(9) | NAME REG_FIELD_PREP16 - Prepare a u16 bitfield value
SYNOPSIS REG_FIELD_PREP16 (__mask , __val );
ARGUMENTS __mask shifted mask defining the field's length and position
__val value to put in the field
DESCRIPTION Local copy of FIELD_PREP16 to generate an integer constant expression, force u8 and f... |
REG_FIELD_PREP8(9) | NAME REG_FIELD_PREP8 - Prepare a u8 bitfield value
SYNOPSIS REG_FIELD_PREP8 (__mask , __val );
ARGUMENTS __mask shifted mask defining the field's length and position
__val value to put in the field
DESCRIPTION Local copy of FIELD_PREP to generate an integer constant expression, force u8 and for co... |
REINDEX(7) | NAME REINDEX - rebuild indexes
SYNOPSIS REINDEX [ ( option [, ...] ) ] { INDEX | TABLE | SCHEMA } [ CONCURRENTLY ] name REINDEX [ ( option [, ...] ) ] { DATABASE | SYSTEM } [ CONCURRENTLY ] [ name ]
where option can be one of:
CONCURRENTLY [ boolean ]
TABLESPACE new_tablespace
... |
RELEASE_SAVEPOINT(7) | RELEASE SAVEPOINT(7) PostgreSQL 16.13 Documentation RELEASE SAVEPOINT(7)
NAME RELEASE_SAVEPOINT - release a previously defined savepoint
SYNOPSIS RELEASE [ SAVEPO... |
REPEAT_BYTE(9) | NAME REPEAT_BYTE - repeat the value @x multiple times as an unsigned long value
SYNOPSIS REPEAT_BYTE (x );
ARGUMENTS x value to repeat
NOTE x is not checked for > 0xff; larger values produce odd results.
SEE ALSO Kernel file ./tools/testing/selftests/powerpc/primitives/linux/wordpart.h upper_32_bits(9), l... |
REPEAT_BYTE_U32(9) | NAME REPEAT_BYTE_U32 - repeat the value @x multiple times as a u32 value
SYNOPSIS REPEAT_BYTE_U32 (x );
ARGUMENTS x value to repeat
NOTE x is not checked for > 0xff; larger values produce odd results.
SEE ALSO Kernel file ./tools/testing/selftests/powerpc/primitives/linux/wordpart.h upper_32_bits(9), lowe... |
RESET(7) | NAME RESET - restore the value of a run-time parameter to the default value
SYNOPSIS RESET configuration_parameter RESET ALL
DESCRIPTION RESET restores run-time parameters to their default values. RESET is an alternative spelling for
SET configuration_parameter TO DEFAULT
Refer to SET(7) for deta... |
RESIZABLE_ARRAY(9) | NAME RESIZABLE_ARRAY - Generates annotations for an array that may be resized
SYNOPSIS RESIZABLE_ARRAY (elfsec , arr );
ARGUMENTS elfsec the data section of the BPF program in which to place the array
arr the name of the array
DESCRIPTION libbpf has an API for setting map value sizes. Since d... |
RESIZE_ARRAY(9) | NAME RESIZE_ARRAY - Convenience macro for resizing a BPF array
SYNOPSIS RESIZE_ARRAY (__skel , elfsec , arr , n );
ARGUMENTS __skel the skeleton containing the array
elfsec the data section of the BPF program in which the array exists
arr the name of the array
n the... |
REVOKE(7) | NAME REVOKE - remove access privileges
SYNOPSIS REVOKE [ GRANT OPTION FOR ] { { SELECT | INSERT | UPDATE | DELETE | TRUNCATE | REFERENCES | TRIGGER } [, ...] | ALL [ PRIVILEGES ] } ON { [ TABLE ] table_name [, ...] | ALL TABLES IN SCHEMA schema_name [, ...] } FROM role_specification [, ...] [ GRANTED BY role_specifica... |
RIO_DEVICE(9) | NAME RIO_DEVICE - macro used to describe a specific RIO device
SYNOPSIS RIO_DEVICE (dev , ven );
ARGUMENTS dev the 16 bit RIO device ID
ven the 16 bit RIO vendor ID
DESCRIPTION This macro is used to create a struct rio_device_id that matches a specific device. The assembly vendor and assembl... |
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