partition stringclasses 3
values | func_name stringlengths 1 134 | docstring stringlengths 1 46.9k | path stringlengths 4 223 | original_string stringlengths 75 104k | code stringlengths 75 104k | docstring_tokens listlengths 1 1.97k | repo stringlengths 7 55 | language stringclasses 1
value | url stringlengths 87 315 | code_tokens listlengths 19 28.4k | sha stringlengths 40 40 |
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train | Provider.image_url | Returns URL to placeholder image
Example: http://placehold.it/640x480 | faker/providers/internet/__init__.py | def image_url(self, width=None, height=None):
"""
Returns URL to placeholder image
Example: http://placehold.it/640x480
"""
width_ = width or self.random_int(max=1024)
height_ = height or self.random_int(max=1024)
placeholder_url = self.random_element(self.image_p... | def image_url(self, width=None, height=None):
"""
Returns URL to placeholder image
Example: http://placehold.it/640x480
"""
width_ = width or self.random_int(max=1024)
height_ = height or self.random_int(max=1024)
placeholder_url = self.random_element(self.image_p... | [
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train | Generator.seed_instance | Calls random.seed | faker/generator.py | def seed_instance(self, seed=None):
"""Calls random.seed"""
if self.__random == random:
# create per-instance random obj when first time seed_instance() is
# called
self.__random = random_module.Random()
self.__random.seed(seed)
return self | def seed_instance(self, seed=None):
"""Calls random.seed"""
if self.__random == random:
# create per-instance random obj when first time seed_instance() is
# called
self.__random = random_module.Random()
self.__random.seed(seed)
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train | Generator.format | This is a secure way to make a fake from another Provider. | faker/generator.py | def format(self, formatter, *args, **kwargs):
"""
This is a secure way to make a fake from another Provider.
"""
# TODO: data export?
return self.get_formatter(formatter)(*args, **kwargs) | def format(self, formatter, *args, **kwargs):
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train | SimSlicer._alias_analysis | Perform a forward execution and perform alias analysis. Note that this analysis is fast, light-weight, and by no
means complete. For instance, most arithmetic operations are not supported.
- Depending on user settings, stack pointer and stack base pointer will be mocked and propagated to individual
... | angr/slicer.py | def _alias_analysis(self, mock_sp=True, mock_bp=True):
"""
Perform a forward execution and perform alias analysis. Note that this analysis is fast, light-weight, and by no
means complete. For instance, most arithmetic operations are not supported.
- Depending on user settings, stack poi... | def _alias_analysis(self, mock_sp=True, mock_bp=True):
"""
Perform a forward execution and perform alias analysis. Note that this analysis is fast, light-weight, and by no
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train | SimSlicer._slice | Slice it! | angr/slicer.py | def _slice(self):
"""
Slice it!
"""
regs = set(self._target_regs)
tmps = set(self._target_tmps)
stack_offsets = set(self._target_stack_offsets)
state = SimLightState(regs=regs, temps=tmps, stack_offsets=stack_offsets)
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"""
Slice it!
"""
regs = set(self._target_regs)
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train | SimLinux.prepare_function_symbol | Prepare the address space with the data necessary to perform relocations pointing to the given symbol.
Returns a 2-tuple. The first item is the address of the function code, the second is the address of the
relocation target. | angr/simos/linux.py | def prepare_function_symbol(self, symbol_name, basic_addr=None):
"""
Prepare the address space with the data necessary to perform relocations pointing to the given symbol.
Returns a 2-tuple. The first item is the address of the function code, the second is the address of the
relocation ... | def prepare_function_symbol(self, symbol_name, basic_addr=None):
"""
Prepare the address space with the data necessary to perform relocations pointing to the given symbol.
Returns a 2-tuple. The first item is the address of the function code, the second is the address of the
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train | SimLinux.initialize_segment_register_x64 | Set the fs register in the angr to the value of the fs register in the concrete process
:param state: state which will be modified
:param concrete_target: concrete target that will be used to read the fs register
:return: None | angr/simos/linux.py | def initialize_segment_register_x64(self, state, concrete_target):
"""
Set the fs register in the angr to the value of the fs register in the concrete process
:param state: state which will be modified
:param concrete_target: concrete target that will be used to read t... | def initialize_segment_register_x64(self, state, concrete_target):
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Set the fs register in the angr to the value of the fs register in the concrete process
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train | SimLinux.initialize_gdt_x86 | Create a GDT in the state memory and populate the segment registers.
Rehook the vsyscall address using the real value in the concrete process memory
:param state: state which will be modified
:param concrete_target: concrete target that will be used to read the fs register
... | angr/simos/linux.py | def initialize_gdt_x86(self,state,concrete_target):
"""
Create a GDT in the state memory and populate the segment registers.
Rehook the vsyscall address using the real value in the concrete process memory
:param state: state which will be modified
:param concrete_t... | def initialize_gdt_x86(self,state,concrete_target):
"""
Create a GDT in the state memory and populate the segment registers.
Rehook the vsyscall address using the real value in the concrete process memory
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train | CFGNode.merge | Merges this node with the other, returning a new node that spans the both. | angr/knowledge_plugins/cfg/cfg_node.py | def merge(self, other):
"""
Merges this node with the other, returning a new node that spans the both.
"""
new_node = self.copy()
new_node.size += other.size
new_node.instruction_addrs += other.instruction_addrs
# FIXME: byte_string should never be none, but it is... | def merge(self, other):
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Merges this node with the other, returning a new node that spans the both.
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new_node.instruction_addrs += other.instruction_addrs
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train | SimSootExpr_NewArray.new_array | Allocates a new array in memory and returns the reference to the base. | angr/engines/soot/expressions/newArray.py | def new_array(state, element_type, size):
"""
Allocates a new array in memory and returns the reference to the base.
"""
size_bounded = SimSootExpr_NewArray._bound_array_size(state, size)
# return the reference of the array base
# => elements getting lazy initialized in t... | def new_array(state, element_type, size):
"""
Allocates a new array in memory and returns the reference to the base.
"""
size_bounded = SimSootExpr_NewArray._bound_array_size(state, size)
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train | Structurer._convert_claripy_bool_ast | Convert recovered reaching conditions from claripy ASTs to ailment Expressions
:return: None | angr/analyses/decompiler/structurer.py | def _convert_claripy_bool_ast(self, cond):
"""
Convert recovered reaching conditions from claripy ASTs to ailment Expressions
:return: None
"""
if isinstance(cond, ailment.Expr.Expression):
return cond
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... | def _convert_claripy_bool_ast(self, cond):
"""
Convert recovered reaching conditions from claripy ASTs to ailment Expressions
:return: None
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train | Structurer._extract_jump_targets | Extract goto targets from a Jump or a ConditionalJump statement.
:param stmt: The statement to analyze.
:return: A list of known concrete jump targets.
:rtype: list | angr/analyses/decompiler/structurer.py | def _extract_jump_targets(stmt):
"""
Extract goto targets from a Jump or a ConditionalJump statement.
:param stmt: The statement to analyze.
:return: A list of known concrete jump targets.
:rtype: list
"""
targets = [ ]
# FIXME: We are... | def _extract_jump_targets(stmt):
"""
Extract goto targets from a Jump or a ConditionalJump statement.
:param stmt: The statement to analyze.
:return: A list of known concrete jump targets.
:rtype: list
"""
targets = [ ]
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train | SimHeapLibc.malloc | A somewhat faithful implementation of libc `malloc`.
:param sim_size: the amount of memory (in bytes) to be allocated
:returns: the address of the allocation, or a NULL pointer if the allocation failed | angr/state_plugins/heap/heap_libc.py | def malloc(self, sim_size):
"""
A somewhat faithful implementation of libc `malloc`.
:param sim_size: the amount of memory (in bytes) to be allocated
:returns: the address of the allocation, or a NULL pointer if the allocation failed
"""
raise NotImplementedError(... | def malloc(self, sim_size):
"""
A somewhat faithful implementation of libc `malloc`.
:param sim_size: the amount of memory (in bytes) to be allocated
:returns: the address of the allocation, or a NULL pointer if the allocation failed
"""
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train | SimHeapLibc.free | A somewhat faithful implementation of libc `free`.
:param ptr: the location in memory to be freed | angr/state_plugins/heap/heap_libc.py | def free(self, ptr): #pylint:disable=unused-argument
"""
A somewhat faithful implementation of libc `free`.
:param ptr: the location in memory to be freed
"""
raise NotImplementedError("%s not implemented for %s" % (self.free.__func__.__name__,
... | def free(self, ptr): #pylint:disable=unused-argument
"""
A somewhat faithful implementation of libc `free`.
:param ptr: the location in memory to be freed
"""
raise NotImplementedError("%s not implemented for %s" % (self.free.__func__.__name__,
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train | SimHeapLibc.calloc | A somewhat faithful implementation of libc `calloc`.
:param sim_nmemb: the number of elements to allocated
:param sim_size: the size of each element (in bytes)
:returns: the address of the allocation, or a NULL pointer if the allocation failed | angr/state_plugins/heap/heap_libc.py | def calloc(self, sim_nmemb, sim_size):
"""
A somewhat faithful implementation of libc `calloc`.
:param sim_nmemb: the number of elements to allocated
:param sim_size: the size of each element (in bytes)
:returns: the address of the allocation, or a NULL pointer if the a... | def calloc(self, sim_nmemb, sim_size):
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A somewhat faithful implementation of libc `calloc`.
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train | SimHeapLibc.realloc | A somewhat faithful implementation of libc `realloc`.
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A somewhat faithful implementation of libc `realloc`.
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train | GDB.set_data | Update any data range (most likely use is the data segments of loaded objects) | angr/state_plugins/gdb.py | def set_data(self, addr, data_dump):
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train | GDB.set_regs | Initialize register values within the state
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train | GDB._adjust_regs | Adjust bp and sp w.r.t. stack difference between GDB session and angr.
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train | SimSootValue_InstanceFieldRef.get_ref | Resolve the field within the given state. | angr/engines/soot/values/instancefieldref.py | def get_ref(cls, state, obj_alloc_id, field_class_name, field_name, field_type):
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train | differing_constants | Compares two basic blocks and finds all the constants that differ from the first block to the second.
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train | FunctionDiff.blocks_with_differing_constants | :return: A list of block matches which appear to differ | angr/analyses/bindiff.py | def blocks_with_differing_constants(self):
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train | FunctionDiff._distances_from_function_exit | :param function: A normalized Function object.
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train | FunctionDiff._compute_diff | Computes the diff of the functions and saves the result. | angr/analyses/bindiff.py | def _compute_diff(self):
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train | FunctionDiff._get_block_matches | :param attributes_a: A dict of blocks to their attributes
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train | BinDiff.functions_probably_identical | Compare two functions and return True if they appear identical.
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train | BinDiff.identical_functions | :returns: A list of function matches that appear to be identical | angr/analyses/bindiff.py | def identical_functions(self):
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train | BinDiff.differing_functions_with_consts | :return: A list of function matches that appear to differ including just by constants | angr/analyses/bindiff.py | def differing_functions_with_consts(self):
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train | BinDiff.differing_blocks | :returns: A list of block matches that appear to differ | angr/analyses/bindiff.py | def differing_blocks(self):
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train | BinDiff.identical_blocks | :return A list of all block matches that appear to be identical | angr/analyses/bindiff.py | def identical_blocks(self):
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train | BinDiff.blocks_with_differing_constants | :return: A dict of block matches with differing constants to the tuple of constants | angr/analyses/bindiff.py | def blocks_with_differing_constants(self):
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train | BinDiff.get_function_diff | :param function_addr_a: The address of the first function (in the first binary)
:param function_addr_b: The address of the second function (in the second binary)
:returns: the FunctionDiff of the two functions | angr/analyses/bindiff.py | def get_function_diff(self, function_addr_a, function_addr_b):
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train | BinDiff._compute_function_attributes | :param cfg: An angr CFG object
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train | BinDiff._get_function_matches | :param attributes_a: A dict of functions to their attributes
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train | load_shellcode | Load a new project based on a string of raw bytecode.
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train | Project._register_object | This scans through an objects imports and hooks them with simprocedures from our library whenever possible | angr/project.py | def _register_object(self, obj, sim_proc_arch):
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train | Project._check_user_blacklists | Has symbol name `f` been marked for exclusion by any of the user
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train | Project.unhook | Remove a hook.
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Remove a hook.
:param addr: The address of the hook.
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"""
Resolve a dependency in a binary. Looks up the address of the given symbol, and then hooks that
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train | Project.is_symbol_hooked | Check if a symbol is already hooked.
:param str symbol_name: Name of the symbol.
:return: True if the symbol can be resolved and is hooked, False otherwise.
:rtype: bool | angr/project.py | def is_symbol_hooked(self, symbol_name):
"""
Check if a symbol is already hooked.
:param str symbol_name: Name of the symbol.
:return: True if the symbol can be resolved and is hooked, False otherwise.
:rtype: bool
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:rtype: bool
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train | Project.unhook_symbol | Remove the hook on a symbol.
This function will fail if the symbol is provided by the extern object, as that would result in a state where
analysis would be unable to cope with a call to this symbol. | angr/project.py | def unhook_symbol(self, symbol_name):
"""
Remove the hook on a symbol.
This function will fail if the symbol is provided by the extern object, as that would result in a state where
analysis would be unable to cope with a call to this symbol.
"""
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Remove the hook on a symbol.
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train | Project.rehook_symbol | Move the hook for a symbol to a specific address
:param new_address: the new address that will trigger the SimProc execution
:param symbol_name: the name of the symbol (f.i. strcmp )
:return: None | angr/project.py | def rehook_symbol(self, new_address, symbol_name):
"""
Move the hook for a symbol to a specific address
:param new_address: the new address that will trigger the SimProc execution
:param symbol_name: the name of the symbol (f.i. strcmp )
:return: None
"""
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Move the hook for a symbol to a specific address
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:param symbol_name: the name of the symbol (f.i. strcmp )
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train | Project.execute | This function is a symbolic execution helper in the simple style
supported by triton and manticore. It designed to be run after
setting up hooks (see Project.hook), in which the symbolic state
can be checked.
This function can be run in three different ways:
- When run with... | angr/project.py | def execute(self, *args, **kwargs):
"""
This function is a symbolic execution helper in the simple style
supported by triton and manticore. It designed to be run after
setting up hooks (see Project.hook), in which the symbolic state
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train | Project._hook_decorator | Return a function decorator that allows easy hooking. Please refer to hook() for its usage.
:return: The function decorator. | angr/project.py | def _hook_decorator(self, addr, length=0, kwargs=None):
"""
Return a function decorator that allows easy hooking. Please refer to hook() for its usage.
:return: The function decorator.
"""
def hook_decorator(func):
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Return a function decorator that allows easy hooking. Please refer to hook() for its usage.
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train | Project.is_java_project | Indicates if the project's main binary is a Java Archive. | angr/project.py | def is_java_project(self):
"""
Indicates if the project's main binary is a Java Archive.
"""
if self._is_java_project is None:
self._is_java_project = isinstance(self.arch, ArchSoot)
return self._is_java_project | def is_java_project(self):
"""
Indicates if the project's main binary is a Java Archive.
"""
if self._is_java_project is None:
self._is_java_project = isinstance(self.arch, ArchSoot)
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train | Project.is_java_jni_project | Indicates if the project's main binary is a Java Archive, which
interacts during its execution with native libraries (via JNI). | angr/project.py | def is_java_jni_project(self):
"""
Indicates if the project's main binary is a Java Archive, which
interacts during its execution with native libraries (via JNI).
"""
if self._is_java_jni_project is None:
self._is_java_jni_project = isinstance(self.arch, ArchSoot) and... | def is_java_jni_project(self):
"""
Indicates if the project's main binary is a Java Archive, which
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train | PluginHub.register_preset | Register a preset instance with the class of the hub it corresponds to. This allows individual plugin objects to
automatically register themselves with a preset by using a classmethod of their own with only the name of the
preset to register with. | angr/misc/plugins.py | def register_preset(cls, name, preset):
"""
Register a preset instance with the class of the hub it corresponds to. This allows individual plugin objects to
automatically register themselves with a preset by using a classmethod of their own with only the name of the
preset to register wi... | def register_preset(cls, name, preset):
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train | PluginHub.use_plugin_preset | Apply a preset to the hub. If there was a previously active preset, discard it.
Preset can be either the string name of a preset or a PluginPreset instance. | angr/misc/plugins.py | def use_plugin_preset(self, preset):
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"""
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Apply a preset to the hub. If there was a previously active preset, discard it.
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train | PluginHub.discard_plugin_preset | Discard the current active preset. Will release any active plugins that could have come from the old preset. | angr/misc/plugins.py | def discard_plugin_preset(self):
"""
Discard the current active preset. Will release any active plugins that could have come from the old preset.
"""
if self.has_plugin_preset:
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Discard the current active preset. Will release any active plugins that could have come from the old preset.
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train | PluginHub.get_plugin | Get the plugin named ``name``. If no such plugin is currently active, try to activate a new
one using the current preset. | angr/misc/plugins.py | def get_plugin(self, name):
"""
Get the plugin named ``name``. If no such plugin is currently active, try to activate a new
one using the current preset.
"""
if name in self._active_plugins:
return self._active_plugins[name]
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train | PluginHub.register_plugin | Add a new plugin ``plugin`` with name ``name`` to the active plugins. | angr/misc/plugins.py | def register_plugin(self, name, plugin):
"""
Add a new plugin ``plugin`` with name ``name`` to the active plugins.
"""
if self.has_plugin(name):
self.release_plugin(name)
self._active_plugins[name] = plugin
setattr(self, name, plugin)
return plugin | def register_plugin(self, name, plugin):
"""
Add a new plugin ``plugin`` with name ``name`` to the active plugins.
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train | PluginHub.release_plugin | Deactivate and remove the plugin with name ``name``. | angr/misc/plugins.py | def release_plugin(self, name):
"""
Deactivate and remove the plugin with name ``name``.
"""
plugin = self._active_plugins[name]
if id(plugin) in self._provided_by_preset:
self._provided_by_preset.remove(id(plugin))
del self._active_plugins[name]
dela... | def release_plugin(self, name):
"""
Deactivate and remove the plugin with name ``name``.
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train | PluginPreset.copy | Return a copy of self. | angr/misc/plugins.py | def copy(self):
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train | Tracer._grab_concretization_results | Grabs the concretized result so we can add the constraint ourselves. | angr/exploration_techniques/tracer.py | def _grab_concretization_results(cls, state):
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train | Tracer._should_add_constraints | Check to see if the current address concretization variable is any of the registered
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train | SimHeapBrk.allocate | The actual allocation primitive for this heap implementation. Increases the position of the break to allocate
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The actual allocation primitive for this heap implementation. Increases the position of the break to allocate
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train | get_function_name | Get the function name from a C-style function declaration string.
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Convert a C-style function declaration string to its corresponding SimTypes-based Python representation.
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Use this to set the size on a chunk. When the chunk is new (such as when a free chunk is shrunk to form an
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train | PTChunk.next_chunk | Returns the chunk immediately following (and adjacent to) this one, if it exists.
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def sym_base_handler(base):
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train | PTChunk.fwd_chunk | Returns the chunk following this chunk in the list of free chunks. If this chunk is not free, then it resides in
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train | SimHeapPTMalloc._find_bck | Simply finds the free chunk that would be the backwards chunk relative to the chunk at ptr. Hence, the free head
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train | SimHeapPTMalloc._make_chunk_size | Takes an allocation size as requested by the user and modifies it to be a suitable chunk size. | angr/state_plugins/heap/heap_ptmalloc.py | def _make_chunk_size(self, req_size):
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train | strtol._load_num_with_prefix | loads a number from addr, and returns a condition that addr must start with the prefix | angr/procedures/libc/strtol.py | def _load_num_with_prefix(prefix, addr, region, state, base, signed, read_length=None):
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train | strtol._string_to_int | reads values from s and generates the symbolic number that it would equal
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train | strtol._char_to_val | converts a symbolic char to a number in the given base
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train | FormatString.replace | Implement printf - based on the stored format specifier information, format the values from the arg getter function `args` into a string.
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] | angr/angr | python | https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L396-L411 | [
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"[... | 4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40 |
train | FormatParser._all_spec | All specifiers and their lengths. | angr/procedures/stubs/format_parser.py | def _all_spec(self):
"""
All specifiers and their lengths.
"""
base = self._mod_spec
for spec in self.basic_spec:
base[spec] = self.basic_spec[spec]
return base | def _all_spec(self):
"""
All specifiers and their lengths.
"""
base = self._mod_spec
for spec in self.basic_spec:
base[spec] = self.basic_spec[spec]
return base | [
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] | angr/angr | python | https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L414-L424 | [
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train | FormatParser._match_spec | match the string `nugget` to a format specifier. | angr/procedures/stubs/format_parser.py | def _match_spec(self, nugget):
"""
match the string `nugget` to a format specifier.
"""
# TODO: handle positional modifiers and other similar format string tricks.
all_spec = self._all_spec
# iterate through nugget throwing away anything which is an int
# TODO st... | def _match_spec(self, nugget):
"""
match the string `nugget` to a format specifier.
"""
# TODO: handle positional modifiers and other similar format string tricks.
all_spec = self._all_spec
# iterate through nugget throwing away anything which is an int
# TODO st... | [
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] | angr/angr | python | https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L429-L475 | [
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"# TODO store this in a size variable... | 4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40 |
train | FormatParser._get_fmt | Extract the actual formats from the format string `fmt`.
:param list fmt: A list of format chars.
:returns: a FormatString object | angr/procedures/stubs/format_parser.py | def _get_fmt(self, fmt):
"""
Extract the actual formats from the format string `fmt`.
:param list fmt: A list of format chars.
:returns: a FormatString object
"""
# iterate over the format string looking for format specifiers
components = [ ]
i = 0
... | def _get_fmt(self, fmt):
"""
Extract the actual formats from the format string `fmt`.
:param list fmt: A list of format chars.
:returns: a FormatString object
"""
# iterate over the format string looking for format specifiers
components = [ ]
i = 0
... | [
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] | angr/angr | python | https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L477-L515 | [
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"... | 4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40 |
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