repo
stringlengths
7
55
path
stringlengths
4
223
func_name
stringlengths
1
134
original_string
stringlengths
75
104k
language
stringclasses
1 value
code
stringlengths
75
104k
code_tokens
listlengths
19
28.4k
docstring
stringlengths
1
46.9k
docstring_tokens
listlengths
1
1.97k
sha
stringlengths
40
40
url
stringlengths
87
315
partition
stringclasses
1 value
angr/angr
angr/utils/library.py
get_function_name
def get_function_name(s): """ Get the function name from a C-style function declaration string. :param str s: A C-style function declaration string. :return: The function name. :rtype: str """ s = s.strip() if s.startswith("__attribute__"): # Remove "__attribute__ ((...
python
def get_function_name(s): """ Get the function name from a C-style function declaration string. :param str s: A C-style function declaration string. :return: The function name. :rtype: str """ s = s.strip() if s.startswith("__attribute__"): # Remove "__attribute__ ((...
[ "def", "get_function_name", "(", "s", ")", ":", "s", "=", "s", ".", "strip", "(", ")", "if", "s", ".", "startswith", "(", "\"__attribute__\"", ")", ":", "# Remove \"__attribute__ ((foobar))\"", "if", "\"))\"", "not", "in", "s", ":", "raise", "ValueError", ...
Get the function name from a C-style function declaration string. :param str s: A C-style function declaration string. :return: The function name. :rtype: str
[ "Get", "the", "function", "name", "from", "a", "C", "-", "style", "function", "declaration", "string", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/utils/library.py#L5-L36
train
angr/angr
angr/utils/library.py
convert_cproto_to_py
def convert_cproto_to_py(c_decl): """ Convert a C-style function declaration string to its corresponding SimTypes-based Python representation. :param str c_decl: The C-style function declaration string. :return: A tuple of the function name, the prototype, and a stri...
python
def convert_cproto_to_py(c_decl): """ Convert a C-style function declaration string to its corresponding SimTypes-based Python representation. :param str c_decl: The C-style function declaration string. :return: A tuple of the function name, the prototype, and a stri...
[ "def", "convert_cproto_to_py", "(", "c_decl", ")", ":", "s", "=", "[", "]", "try", ":", "s", ".", "append", "(", "'# %s'", "%", "c_decl", ")", "# comment string", "parsed", "=", "parse_file", "(", "c_decl", ")", "parsed_decl", "=", "parsed", "[", "0", ...
Convert a C-style function declaration string to its corresponding SimTypes-based Python representation. :param str c_decl: The C-style function declaration string. :return: A tuple of the function name, the prototype, and a string representing the ...
[ "Convert", "a", "C", "-", "style", "function", "declaration", "string", "to", "its", "corresponding", "SimTypes", "-", "based", "Python", "representation", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/utils/library.py#L39-L73
train
angr/angr
angr/state_plugins/heap/heap_ptmalloc.py
PTChunk.set_size
def set_size(self, size, is_free=None): #pylint:disable=arguments-differ """ 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 allocated chunk and a remainder free chunk) it is recommended that the is_free hint be used since setting the ...
python
def set_size(self, size, is_free=None): #pylint:disable=arguments-differ """ 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 allocated chunk and a remainder free chunk) it is recommended that the is_free hint be used since setting the ...
[ "def", "set_size", "(", "self", ",", "size", ",", "is_free", "=", "None", ")", ":", "#pylint:disable=arguments-differ", "self", ".", "_set_leading_size", "(", "size", ")", "next_chunk", "=", "self", ".", "next_chunk", "(", ")", "if", "is_free", "is", "not", ...
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 allocated chunk and a remainder free chunk) it is recommended that the is_free hint be used since setting the size depends on the chunk's freeness, and vice versa. :param size: size of the...
[ "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", "allocated", "chunk", "and", "a", "remainder", "free", "chun...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/heap/heap_ptmalloc.py#L64-L82
train
angr/angr
angr/state_plugins/heap/heap_ptmalloc.py
PTChunk.set_prev_freeness
def set_prev_freeness(self, is_free): """ Sets (or unsets) the flag controlling whether the previous chunk is free. :param is_free: if True, sets the previous chunk to be free; if False, sets it to be allocated """ level = silence_logger() size_field = self.state.memory....
python
def set_prev_freeness(self, is_free): """ Sets (or unsets) the flag controlling whether the previous chunk is free. :param is_free: if True, sets the previous chunk to be free; if False, sets it to be allocated """ level = silence_logger() size_field = self.state.memory....
[ "def", "set_prev_freeness", "(", "self", ",", "is_free", ")", ":", "level", "=", "silence_logger", "(", ")", "size_field", "=", "self", ".", "state", ".", "memory", ".", "load", "(", "self", ".", "base", "+", "self", ".", "_chunk_size_t_size", ",", "self...
Sets (or unsets) the flag controlling whether the previous chunk is free. :param is_free: if True, sets the previous chunk to be free; if False, sets it to be allocated
[ "Sets", "(", "or", "unsets", ")", "the", "flag", "controlling", "whether", "the", "previous", "chunk", "is", "free", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/heap/heap_ptmalloc.py#L84-L96
train
angr/angr
angr/state_plugins/heap/heap_ptmalloc.py
PTChunk.is_prev_free
def is_prev_free(self): """ Returns a concrete state of the flag indicating whether the previous chunk is free or not. Issues a warning if that flag is symbolic and has multiple solutions, and then assumes that the previous chunk is free. :returns: True if the previous chunk is free; Fa...
python
def is_prev_free(self): """ Returns a concrete state of the flag indicating whether the previous chunk is free or not. Issues a warning if that flag is symbolic and has multiple solutions, and then assumes that the previous chunk is free. :returns: True if the previous chunk is free; Fa...
[ "def", "is_prev_free", "(", "self", ")", ":", "flag", "=", "self", ".", "state", ".", "memory", ".", "load", "(", "self", ".", "base", "+", "self", ".", "_chunk_size_t_size", ",", "self", ".", "_chunk_size_t_size", ")", "&", "CHUNK_P_MASK", "def", "sym_f...
Returns a concrete state of the flag indicating whether the previous chunk is free or not. Issues a warning if that flag is symbolic and has multiple solutions, and then assumes that the previous chunk is free. :returns: True if the previous chunk is free; False otherwise
[ "Returns", "a", "concrete", "state", "of", "the", "flag", "indicating", "whether", "the", "previous", "chunk", "is", "free", "or", "not", ".", "Issues", "a", "warning", "if", "that", "flag", "is", "symbolic", "and", "has", "multiple", "solutions", "and", "...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/heap/heap_ptmalloc.py#L98-L112
train
angr/angr
angr/state_plugins/heap/heap_ptmalloc.py
PTChunk.prev_size
def prev_size(self): """ Returns the size of the previous chunk, masking off what would be the flag bits if it were in the actual size field. Performs NO CHECKING to determine whether the previous chunk size is valid (for example, when the previous chunk is not free, its size cannot be d...
python
def prev_size(self): """ Returns the size of the previous chunk, masking off what would be the flag bits if it were in the actual size field. Performs NO CHECKING to determine whether the previous chunk size is valid (for example, when the previous chunk is not free, its size cannot be d...
[ "def", "prev_size", "(", "self", ")", ":", "return", "self", ".", "state", ".", "memory", ".", "load", "(", "self", ".", "base", ",", "self", ".", "_chunk_size_t_size", ")", "&", "~", "CHUNK_FLAGS_MASK" ]
Returns the size of the previous chunk, masking off what would be the flag bits if it were in the actual size field. Performs NO CHECKING to determine whether the previous chunk size is valid (for example, when the previous chunk is not free, its size cannot be determined).
[ "Returns", "the", "size", "of", "the", "previous", "chunk", "masking", "off", "what", "would", "be", "the", "flag", "bits", "if", "it", "were", "in", "the", "actual", "size", "field", ".", "Performs", "NO", "CHECKING", "to", "determine", "whether", "the", ...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/heap/heap_ptmalloc.py#L114-L120
train
angr/angr
angr/state_plugins/heap/heap_ptmalloc.py
PTChunk.next_chunk
def next_chunk(self): """ Returns the chunk immediately following (and adjacent to) this one, if it exists. :returns: The following chunk, or None if applicable """ def sym_base_handler(base): l.warning("A computed chunk base is symbolic; maximizing it") ...
python
def next_chunk(self): """ Returns the chunk immediately following (and adjacent to) this one, if it exists. :returns: The following chunk, or None if applicable """ def sym_base_handler(base): l.warning("A computed chunk base is symbolic; maximizing it") ...
[ "def", "next_chunk", "(", "self", ")", ":", "def", "sym_base_handler", "(", "base", ")", ":", "l", ".", "warning", "(", "\"A computed chunk base is symbolic; maximizing it\"", ")", "return", "self", ".", "state", ".", "solver", ".", "max_int", "(", "base", ")"...
Returns the chunk immediately following (and adjacent to) this one, if it exists. :returns: The following chunk, or None if applicable
[ "Returns", "the", "chunk", "immediately", "following", "(", "and", "adjacent", "to", ")", "this", "one", "if", "it", "exists", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/heap/heap_ptmalloc.py#L143-L158
train
angr/angr
angr/state_plugins/heap/heap_ptmalloc.py
PTChunk.prev_chunk
def prev_chunk(self): """ Returns the chunk immediately prior (and adjacent) to this one, if that chunk is free. If the prior chunk is not free, then its base cannot be located and this method raises an error. :returns: If possible, the previous chunk; otherwise, raises an error ...
python
def prev_chunk(self): """ Returns the chunk immediately prior (and adjacent) to this one, if that chunk is free. If the prior chunk is not free, then its base cannot be located and this method raises an error. :returns: If possible, the previous chunk; otherwise, raises an error ...
[ "def", "prev_chunk", "(", "self", ")", ":", "if", "self", ".", "is_prev_free", "(", ")", ":", "return", "PTChunk", "(", "self", ".", "base", "-", "self", ".", "prev_size", "(", ")", ",", "self", ".", "state", ")", "else", ":", "raise", "SimHeapError"...
Returns the chunk immediately prior (and adjacent) to this one, if that chunk is free. If the prior chunk is not free, then its base cannot be located and this method raises an error. :returns: If possible, the previous chunk; otherwise, raises an error
[ "Returns", "the", "chunk", "immediately", "prior", "(", "and", "adjacent", ")", "to", "this", "one", "if", "that", "chunk", "is", "free", ".", "If", "the", "prior", "chunk", "is", "not", "free", "then", "its", "base", "cannot", "be", "located", "and", ...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/heap/heap_ptmalloc.py#L160-L170
train
angr/angr
angr/state_plugins/heap/heap_ptmalloc.py
PTChunk.fwd_chunk
def fwd_chunk(self): """ Returns the chunk following this chunk in the list of free chunks. If this chunk is not free, then it resides in no such list and this method raises an error. :returns: If possible, the forward chunk; otherwise, raises an error """ if self.is_fre...
python
def fwd_chunk(self): """ Returns the chunk following this chunk in the list of free chunks. If this chunk is not free, then it resides in no such list and this method raises an error. :returns: If possible, the forward chunk; otherwise, raises an error """ if self.is_fre...
[ "def", "fwd_chunk", "(", "self", ")", ":", "if", "self", ".", "is_free", "(", ")", ":", "base", "=", "self", ".", "state", ".", "memory", ".", "load", "(", "self", ".", "base", "+", "2", "*", "self", ".", "_chunk_size_t_size", ",", "self", ".", "...
Returns the chunk following this chunk in the list of free chunks. If this chunk is not free, then it resides in no such list and this method raises an error. :returns: If possible, the forward chunk; otherwise, raises an error
[ "Returns", "the", "chunk", "following", "this", "chunk", "in", "the", "list", "of", "free", "chunks", ".", "If", "this", "chunk", "is", "not", "free", "then", "it", "resides", "in", "no", "such", "list", "and", "this", "method", "raises", "an", "error", ...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/heap/heap_ptmalloc.py#L172-L183
train
angr/angr
angr/state_plugins/heap/heap_ptmalloc.py
SimHeapPTMalloc.chunk_from_mem
def chunk_from_mem(self, ptr): """ Given a pointer to a user payload, return the base of the chunk associated with that payload (i.e. the chunk pointer). Returns None if ptr is null. :param ptr: a pointer to the base of a user payload in the heap :returns: a pointer to the base ...
python
def chunk_from_mem(self, ptr): """ Given a pointer to a user payload, return the base of the chunk associated with that payload (i.e. the chunk pointer). Returns None if ptr is null. :param ptr: a pointer to the base of a user payload in the heap :returns: a pointer to the base ...
[ "def", "chunk_from_mem", "(", "self", ",", "ptr", ")", ":", "if", "self", ".", "state", ".", "solver", ".", "symbolic", "(", "ptr", ")", ":", "try", ":", "ptr", "=", "self", ".", "state", ".", "solver", ".", "eval_one", "(", "ptr", ")", "except", ...
Given a pointer to a user payload, return the base of the chunk associated with that payload (i.e. the chunk pointer). Returns None if ptr is null. :param ptr: a pointer to the base of a user payload in the heap :returns: a pointer to the base of the associated heap chunk, or None if ptr is nul...
[ "Given", "a", "pointer", "to", "a", "user", "payload", "return", "the", "base", "of", "the", "chunk", "associated", "with", "that", "payload", "(", "i", ".", "e", ".", "the", "chunk", "pointer", ")", ".", "Returns", "None", "if", "ptr", "is", "null", ...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/heap/heap_ptmalloc.py#L263-L279
train
angr/angr
angr/state_plugins/heap/heap_ptmalloc.py
SimHeapPTMalloc._find_bck
def _find_bck(self, chunk): """ Simply finds the free chunk that would be the backwards chunk relative to the chunk at ptr. Hence, the free head and all other metadata are unaltered by this function. """ cur = self.free_head_chunk if cur is None: return None ...
python
def _find_bck(self, chunk): """ Simply finds the free chunk that would be the backwards chunk relative to the chunk at ptr. Hence, the free head and all other metadata are unaltered by this function. """ cur = self.free_head_chunk if cur is None: return None ...
[ "def", "_find_bck", "(", "self", ",", "chunk", ")", ":", "cur", "=", "self", ".", "free_head_chunk", "if", "cur", "is", "None", ":", "return", "None", "fwd", "=", "cur", ".", "fwd_chunk", "(", ")", "if", "cur", "==", "fwd", ":", "return", "cur", "#...
Simply finds the free chunk that would be the backwards chunk relative to the chunk at ptr. Hence, the free head and all other metadata are unaltered by this function.
[ "Simply", "finds", "the", "free", "chunk", "that", "would", "be", "the", "backwards", "chunk", "relative", "to", "the", "chunk", "at", "ptr", ".", "Hence", "the", "free", "head", "and", "all", "other", "metadata", "are", "unaltered", "by", "this", "functio...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/heap/heap_ptmalloc.py#L281-L302
train
angr/angr
angr/state_plugins/heap/heap_ptmalloc.py
SimHeapPTMalloc._set_final_freeness
def _set_final_freeness(self, flag): """ Sets the freedom of the final chunk. Since no proper chunk follows the final chunk, the heap itself manages this. Nonetheless, for now it is implemented as if an additional chunk followed the final chunk. """ if flag: self.stat...
python
def _set_final_freeness(self, flag): """ Sets the freedom of the final chunk. Since no proper chunk follows the final chunk, the heap itself manages this. Nonetheless, for now it is implemented as if an additional chunk followed the final chunk. """ if flag: self.stat...
[ "def", "_set_final_freeness", "(", "self", ",", "flag", ")", ":", "if", "flag", ":", "self", ".", "state", ".", "memory", ".", "store", "(", "self", ".", "heap_base", "+", "self", ".", "heap_size", "-", "self", ".", "_chunk_size_t_size", ",", "~", "CHU...
Sets the freedom of the final chunk. Since no proper chunk follows the final chunk, the heap itself manages this. Nonetheless, for now it is implemented as if an additional chunk followed the final chunk.
[ "Sets", "the", "freedom", "of", "the", "final", "chunk", ".", "Since", "no", "proper", "chunk", "follows", "the", "final", "chunk", "the", "heap", "itself", "manages", "this", ".", "Nonetheless", "for", "now", "it", "is", "implemented", "as", "if", "an", ...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/heap/heap_ptmalloc.py#L304-L312
train
angr/angr
angr/state_plugins/heap/heap_ptmalloc.py
SimHeapPTMalloc._make_chunk_size
def _make_chunk_size(self, req_size): """ Takes an allocation size as requested by the user and modifies it to be a suitable chunk size. """ size = req_size size += 2 * self._chunk_size_t_size # Two size fields size = self._chunk_min_size if size < self._chunk_min_size e...
python
def _make_chunk_size(self, req_size): """ Takes an allocation size as requested by the user and modifies it to be a suitable chunk size. """ size = req_size size += 2 * self._chunk_size_t_size # Two size fields size = self._chunk_min_size if size < self._chunk_min_size e...
[ "def", "_make_chunk_size", "(", "self", ",", "req_size", ")", ":", "size", "=", "req_size", "size", "+=", "2", "*", "self", ".", "_chunk_size_t_size", "# Two size fields", "size", "=", "self", ".", "_chunk_min_size", "if", "size", "<", "self", ".", "_chunk_m...
Takes an allocation size as requested by the user and modifies it to be a suitable chunk size.
[ "Takes", "an", "allocation", "size", "as", "requested", "by", "the", "user", "and", "modifies", "it", "to", "be", "a", "suitable", "chunk", "size", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/heap/heap_ptmalloc.py#L314-L323
train
angr/angr
angr/engines/soot/values/strref.py
SimSootValue_StringRef.new_string
def new_string(state, value): """ Allocate and initialize a new string in the context of the state passed. The method returns the reference to the newly allocated string :param state: angr state where we want to allocate the string :type SimState :param value: value of ...
python
def new_string(state, value): """ Allocate and initialize a new string in the context of the state passed. The method returns the reference to the newly allocated string :param state: angr state where we want to allocate the string :type SimState :param value: value of ...
[ "def", "new_string", "(", "state", ",", "value", ")", ":", "str_ref", "=", "SimSootValue_StringRef", "(", "state", ".", "memory", ".", "get_new_uuid", "(", ")", ")", "state", ".", "memory", ".", "store", "(", "str_ref", ",", "value", ")", "return", "str_...
Allocate and initialize a new string in the context of the state passed. The method returns the reference to the newly allocated string :param state: angr state where we want to allocate the string :type SimState :param value: value of the string to initialize :type claripy.Str...
[ "Allocate", "and", "initialize", "a", "new", "string", "in", "the", "context", "of", "the", "state", "passed", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/engines/soot/values/strref.py#L26-L41
train
angr/angr
angr/procedures/libc/strtol.py
strtol.strtol_inner
def strtol_inner(s, state, region, base, signed, read_length=None): """ :param s: the string address/offset :param state: SimState :param region: memory, file, etc :param base: the base to use to interpret the number note: all numbers may start with +/- and base 16 may st...
python
def strtol_inner(s, state, region, base, signed, read_length=None): """ :param s: the string address/offset :param state: SimState :param region: memory, file, etc :param base: the base to use to interpret the number note: all numbers may start with +/- and base 16 may st...
[ "def", "strtol_inner", "(", "s", ",", "state", ",", "region", ",", "base", ",", "signed", ",", "read_length", "=", "None", ")", ":", "# sanity check", "if", "base", "<", "2", "or", "base", ">", "36", ":", "raise", "SimProcedureError", "(", "\"base should...
:param s: the string address/offset :param state: SimState :param region: memory, file, etc :param base: the base to use to interpret the number note: all numbers may start with +/- and base 16 may start with 0x :param signed: boolean, true means the result will be signed, otherw...
[ ":", "param", "s", ":", "the", "string", "address", "/", "offset", ":", "param", "state", ":", "SimState", ":", "param", "region", ":", "memory", "file", "etc", ":", "param", "base", ":", "the", "base", "to", "use", "to", "interpret", "the", "number", ...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/libc/strtol.py#L15-L55
train
angr/angr
angr/procedures/libc/strtol.py
strtol._load_num_with_prefix
def _load_num_with_prefix(prefix, addr, region, state, base, signed, read_length=None): """ loads a number from addr, and returns a condition that addr must start with the prefix """ length = len(prefix) read_length = (read_length-length) if read_length else None conditio...
python
def _load_num_with_prefix(prefix, addr, region, state, base, signed, read_length=None): """ loads a number from addr, and returns a condition that addr must start with the prefix """ length = len(prefix) read_length = (read_length-length) if read_length else None conditio...
[ "def", "_load_num_with_prefix", "(", "prefix", ",", "addr", ",", "region", ",", "state", ",", "base", ",", "signed", ",", "read_length", "=", "None", ")", ":", "length", "=", "len", "(", "prefix", ")", "read_length", "=", "(", "read_length", "-", "length...
loads a number from addr, and returns a condition that addr must start with the prefix
[ "loads", "a", "number", "from", "addr", "and", "returns", "a", "condition", "that", "addr", "must", "start", "with", "the", "prefix" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/libc/strtol.py#L58-L75
train
angr/angr
angr/procedures/libc/strtol.py
strtol._string_to_int
def _string_to_int(s, state, region, base, signed, read_length=None): """ reads values from s and generates the symbolic number that it would equal the first char is either a number in the given base, or the result is 0 expression indicates whether or not it was successful """ ...
python
def _string_to_int(s, state, region, base, signed, read_length=None): """ reads values from s and generates the symbolic number that it would equal the first char is either a number in the given base, or the result is 0 expression indicates whether or not it was successful """ ...
[ "def", "_string_to_int", "(", "s", ",", "state", ",", "region", ",", "base", ",", "signed", ",", "read_length", "=", "None", ")", ":", "# if length wasn't provided, read the maximum bytes", "length", "=", "state", ".", "libc", ".", "max_strtol_len", "if", "read_...
reads values from s and generates the symbolic number that it would equal the first char is either a number in the given base, or the result is 0 expression indicates whether or not it was successful
[ "reads", "values", "from", "s", "and", "generates", "the", "symbolic", "number", "that", "it", "would", "equal", "the", "first", "char", "is", "either", "a", "number", "in", "the", "given", "base", "or", "the", "result", "is", "0", "expression", "indicates...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/libc/strtol.py#L78-L149
train
angr/angr
angr/procedures/libc/strtol.py
strtol._char_to_val
def _char_to_val(char, base): """ converts a symbolic char to a number in the given base returns expression, result expression is a symbolic boolean indicating whether or not it was a valid number result is the value """ cases = [] # 0-9 max_digit ...
python
def _char_to_val(char, base): """ converts a symbolic char to a number in the given base returns expression, result expression is a symbolic boolean indicating whether or not it was a valid number result is the value """ cases = [] # 0-9 max_digit ...
[ "def", "_char_to_val", "(", "char", ",", "base", ")", ":", "cases", "=", "[", "]", "# 0-9", "max_digit", "=", "claripy", ".", "BVV", "(", "b\"9\"", ")", "min_digit", "=", "claripy", ".", "BVV", "(", "b\"0\"", ")", "if", "base", "<", "10", ":", "max...
converts a symbolic char to a number in the given base returns expression, result expression is a symbolic boolean indicating whether or not it was a valid number result is the value
[ "converts", "a", "symbolic", "char", "to", "a", "number", "in", "the", "given", "base", "returns", "expression", "result", "expression", "is", "a", "symbolic", "boolean", "indicating", "whether", "or", "not", "it", "was", "a", "valid", "number", "result", "i...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/libc/strtol.py#L152-L186
train
angr/angr
angr/procedures/stubs/format_parser.py
FormatString.replace
def replace(self, startpos, args): """ Implement printf - based on the stored format specifier information, format the values from the arg getter function `args` into a string. :param startpos: The index of the first argument to be used by the first element of the format string :...
python
def replace(self, startpos, args): """ Implement printf - based on the stored format specifier information, format the values from the arg getter function `args` into a string. :param startpos: The index of the first argument to be used by the first element of the format string :...
[ "def", "replace", "(", "self", ",", "startpos", ",", "args", ")", ":", "argpos", "=", "startpos", "string", "=", "None", "for", "component", "in", "self", ".", "components", ":", "# if this is just concrete data", "if", "isinstance", "(", "component", ",", "...
Implement printf - based on the stored format specifier information, format the values from the arg getter function `args` into a string. :param startpos: The index of the first argument to be used by the first element of the format string :param args: A function which, given an argum...
[ "Implement", "printf", "-", "based", "on", "the", "stored", "format", "specifier", "information", "format", "the", "values", "from", "the", "arg", "getter", "function", "args", "into", "a", "string", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L54-L113
train
angr/angr
angr/procedures/stubs/format_parser.py
FormatString.interpret
def interpret(self, startpos, args, addr=None, simfd=None): """ implement scanf - extract formatted data from memory or a file according to the stored format specifiers and store them into the pointers extracted from `args`. :param startpos: The index of the first argument correspond...
python
def interpret(self, startpos, args, addr=None, simfd=None): """ implement scanf - extract formatted data from memory or a file according to the stored format specifiers and store them into the pointers extracted from `args`. :param startpos: The index of the first argument correspond...
[ "def", "interpret", "(", "self", ",", "startpos", ",", "args", ",", "addr", "=", "None", ",", "simfd", "=", "None", ")", ":", "if", "simfd", "is", "not", "None", "and", "isinstance", "(", "simfd", ".", "read_storage", ",", "SimPackets", ")", ":", "ar...
implement scanf - extract formatted data from memory or a file according to the stored format specifiers and store them into the pointers extracted from `args`. :param startpos: The index of the first argument corresponding to the first format element :param args: A function which, gi...
[ "implement", "scanf", "-", "extract", "formatted", "data", "from", "memory", "or", "a", "file", "according", "to", "the", "stored", "format", "specifiers", "and", "store", "them", "into", "the", "pointers", "extracted", "from", "args", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L115-L298
train
angr/angr
angr/procedures/stubs/format_parser.py
FormatParser._mod_spec
def _mod_spec(self): """ Modified length specifiers: mapping between length modifiers and conversion specifiers. This generates all the possibilities, i.e. hhd, etc. """ mod_spec={} for mod, sizes in self.int_len_mod.items(): for conv in self.int_sign['signe...
python
def _mod_spec(self): """ Modified length specifiers: mapping between length modifiers and conversion specifiers. This generates all the possibilities, i.e. hhd, etc. """ mod_spec={} for mod, sizes in self.int_len_mod.items(): for conv in self.int_sign['signe...
[ "def", "_mod_spec", "(", "self", ")", ":", "mod_spec", "=", "{", "}", "for", "mod", ",", "sizes", "in", "self", ".", "int_len_mod", ".", "items", "(", ")", ":", "for", "conv", "in", "self", ".", "int_sign", "[", "'signed'", "]", ":", "mod_spec", "[...
Modified length specifiers: mapping between length modifiers and conversion specifiers. This generates all the possibilities, i.e. hhd, etc.
[ "Modified", "length", "specifiers", ":", "mapping", "between", "length", "modifiers", "and", "conversion", "specifiers", ".", "This", "generates", "all", "the", "possibilities", "i", ".", "e", ".", "hhd", "etc", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L396-L411
train
angr/angr
angr/procedures/stubs/format_parser.py
FormatParser._all_spec
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
python
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", ")", ":", "base", "=", "self", ".", "_mod_spec", "for", "spec", "in", "self", ".", "basic_spec", ":", "base", "[", "spec", "]", "=", "self", ".", "basic_spec", "[", "spec", "]", "return", "base" ]
All specifiers and their lengths.
[ "All", "specifiers", "and", "their", "lengths", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L414-L424
train
angr/angr
angr/procedures/stubs/format_parser.py
FormatParser._match_spec
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...
python
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", ")", ":", "# 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 store this in a size variable...
match the string `nugget` to a format specifier.
[ "match", "the", "string", "nugget", "to", "a", "format", "specifier", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L429-L475
train
angr/angr
angr/procedures/stubs/format_parser.py
FormatParser._get_fmt
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 ...
python
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", ")", ":", "# iterate over the format string looking for format specifiers", "components", "=", "[", "]", "i", "=", "0", "while", "i", "<", "len", "(", "fmt", ")", ":", "if", "type", "(", "fmt", "[", "i", "]", "...
Extract the actual formats from the format string `fmt`. :param list fmt: A list of format chars. :returns: a FormatString object
[ "Extract", "the", "actual", "formats", "from", "the", "format", "string", "fmt", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L477-L515
train
angr/angr
angr/procedures/stubs/format_parser.py
FormatParser._sim_atoi_inner
def _sim_atoi_inner(self, str_addr, region, base=10, read_length=None): """ Return the result of invoking the atoi simprocedure on `str_addr`. """ from .. import SIM_PROCEDURES strtol = SIM_PROCEDURES['libc']['strtol'] return strtol.strtol_inner(str_addr, self.state, re...
python
def _sim_atoi_inner(self, str_addr, region, base=10, read_length=None): """ Return the result of invoking the atoi simprocedure on `str_addr`. """ from .. import SIM_PROCEDURES strtol = SIM_PROCEDURES['libc']['strtol'] return strtol.strtol_inner(str_addr, self.state, re...
[ "def", "_sim_atoi_inner", "(", "self", ",", "str_addr", ",", "region", ",", "base", "=", "10", ",", "read_length", "=", "None", ")", ":", "from", ".", ".", "import", "SIM_PROCEDURES", "strtol", "=", "SIM_PROCEDURES", "[", "'libc'", "]", "[", "'strtol'", ...
Return the result of invoking the atoi simprocedure on `str_addr`.
[ "Return", "the", "result", "of", "invoking", "the", "atoi", "simprocedure", "on", "str_addr", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L517-L525
train
angr/angr
angr/procedures/stubs/format_parser.py
FormatParser._sim_strlen
def _sim_strlen(self, str_addr): """ Return the result of invoking the strlen simprocedure on `str_addr`. """ from .. import SIM_PROCEDURES strlen = SIM_PROCEDURES['libc']['strlen'] return self.inline_call(strlen, str_addr).ret_expr
python
def _sim_strlen(self, str_addr): """ Return the result of invoking the strlen simprocedure on `str_addr`. """ from .. import SIM_PROCEDURES strlen = SIM_PROCEDURES['libc']['strlen'] return self.inline_call(strlen, str_addr).ret_expr
[ "def", "_sim_strlen", "(", "self", ",", "str_addr", ")", ":", "from", ".", ".", "import", "SIM_PROCEDURES", "strlen", "=", "SIM_PROCEDURES", "[", "'libc'", "]", "[", "'strlen'", "]", "return", "self", ".", "inline_call", "(", "strlen", ",", "str_addr", ")"...
Return the result of invoking the strlen simprocedure on `str_addr`.
[ "Return", "the", "result", "of", "invoking", "the", "strlen", "simprocedure", "on", "str_addr", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L528-L536
train
angr/angr
angr/procedures/stubs/format_parser.py
FormatParser._parse
def _parse(self, fmt_idx): """ Parse format strings. :param fmt_idx: The index of the (pointer to the) format string in the arguments list. :returns: A FormatString object which can be used for replacing the format specifiers with arguments or for scanning ...
python
def _parse(self, fmt_idx): """ Parse format strings. :param fmt_idx: The index of the (pointer to the) format string in the arguments list. :returns: A FormatString object which can be used for replacing the format specifiers with arguments or for scanning ...
[ "def", "_parse", "(", "self", ",", "fmt_idx", ")", ":", "fmtstr_ptr", "=", "self", ".", "arg", "(", "fmt_idx", ")", "if", "self", ".", "state", ".", "solver", ".", "symbolic", "(", "fmtstr_ptr", ")", ":", "raise", "SimProcedureError", "(", "\"Symbolic po...
Parse format strings. :param fmt_idx: The index of the (pointer to the) format string in the arguments list. :returns: A FormatString object which can be used for replacing the format specifiers with arguments or for scanning into arguments.
[ "Parse", "format", "strings", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/procedures/stubs/format_parser.py#L539-L582
train
angr/angr
angr/state_plugins/unicorn_engine.py
Unicorn._process_value
def _process_value(self, d, from_where): """ Pre-process an AST for insertion into unicorn. :param d: the AST :param from_where: the ID of the memory region it comes from ('mem' or 'reg') :returns: the value to be inserted into Unicorn, or None """ if len(d.annot...
python
def _process_value(self, d, from_where): """ Pre-process an AST for insertion into unicorn. :param d: the AST :param from_where: the ID of the memory region it comes from ('mem' or 'reg') :returns: the value to be inserted into Unicorn, or None """ if len(d.annot...
[ "def", "_process_value", "(", "self", ",", "d", ",", "from_where", ")", ":", "if", "len", "(", "d", ".", "annotations", ")", ":", "l", ".", "debug", "(", "\"Blocking annotated AST.\"", ")", "return", "None", "elif", "not", "d", ".", "symbolic", ":", "r...
Pre-process an AST for insertion into unicorn. :param d: the AST :param from_where: the ID of the memory region it comes from ('mem' or 'reg') :returns: the value to be inserted into Unicorn, or None
[ "Pre", "-", "process", "an", "AST", "for", "insertion", "into", "unicorn", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/unicorn_engine.py#L657-L684
train
angr/angr
angr/state_plugins/unicorn_engine.py
Unicorn._hook_mem_unmapped
def _hook_mem_unmapped(self, uc, access, address, size, value, user_data, size_extension=True): #pylint:disable=unused-argument """ This callback is called when unicorn needs to access data that's not yet present in memory. """ # FIXME check angr hooks at `address` if size_exten...
python
def _hook_mem_unmapped(self, uc, access, address, size, value, user_data, size_extension=True): #pylint:disable=unused-argument """ This callback is called when unicorn needs to access data that's not yet present in memory. """ # FIXME check angr hooks at `address` if size_exten...
[ "def", "_hook_mem_unmapped", "(", "self", ",", "uc", ",", "access", ",", "address", ",", "size", ",", "value", ",", "user_data", ",", "size_extension", "=", "True", ")", ":", "#pylint:disable=unused-argument", "# FIXME check angr hooks at `address`", "if", "size_ext...
This callback is called when unicorn needs to access data that's not yet present in memory.
[ "This", "callback", "is", "called", "when", "unicorn", "needs", "to", "access", "data", "that", "s", "not", "yet", "present", "in", "memory", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/unicorn_engine.py#L686-L758
train
angr/angr
angr/state_plugins/unicorn_engine.py
Unicorn.set_regs
def set_regs(self): ''' setting unicorn registers ''' uc = self.uc if self.state.arch.qemu_name == 'x86_64': fs = self.state.solver.eval(self.state.regs.fs) gs = self.state.solver.eval(self.state.regs.gs) self.write_msr(fs, 0xC0000100) self.write_...
python
def set_regs(self): ''' setting unicorn registers ''' uc = self.uc if self.state.arch.qemu_name == 'x86_64': fs = self.state.solver.eval(self.state.regs.fs) gs = self.state.solver.eval(self.state.regs.gs) self.write_msr(fs, 0xC0000100) self.write_...
[ "def", "set_regs", "(", "self", ")", ":", "uc", "=", "self", ".", "uc", "if", "self", ".", "state", ".", "arch", ".", "qemu_name", "==", "'x86_64'", ":", "fs", "=", "self", ".", "state", ".", "solver", ".", "eval", "(", "self", ".", "state", ".",...
setting unicorn registers
[ "setting", "unicorn", "registers" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/unicorn_engine.py#L1079-L1163
train
angr/angr
angr/state_plugins/unicorn_engine.py
Unicorn.get_regs
def get_regs(self): ''' loading registers from unicorn ''' # first, get the ignore list (in case of symbolic registers) if options.UNICORN_SYM_REGS_SUPPORT in self.state.options: highest_reg_offset, reg_size = max(self.state.arch.registers.values()) symbolic_list = (ctyp...
python
def get_regs(self): ''' loading registers from unicorn ''' # first, get the ignore list (in case of symbolic registers) if options.UNICORN_SYM_REGS_SUPPORT in self.state.options: highest_reg_offset, reg_size = max(self.state.arch.registers.values()) symbolic_list = (ctyp...
[ "def", "get_regs", "(", "self", ")", ":", "# first, get the ignore list (in case of symbolic registers)", "if", "options", ".", "UNICORN_SYM_REGS_SUPPORT", "in", "self", ".", "state", ".", "options", ":", "highest_reg_offset", ",", "reg_size", "=", "max", "(", "self",...
loading registers from unicorn
[ "loading", "registers", "from", "unicorn" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/unicorn_engine.py#L1215-L1316
train
angr/angr
angr/state_plugins/unicorn_engine.py
Unicorn._check_registers
def _check_registers(self, report=True): ''' check if this state might be used in unicorn (has no concrete register)''' for r in self.state.arch.uc_regs.keys(): v = getattr(self.state.regs, r) processed_v = self._process_value(v, 'reg') if processed_v is None or proce...
python
def _check_registers(self, report=True): ''' check if this state might be used in unicorn (has no concrete register)''' for r in self.state.arch.uc_regs.keys(): v = getattr(self.state.regs, r) processed_v = self._process_value(v, 'reg') if processed_v is None or proce...
[ "def", "_check_registers", "(", "self", ",", "report", "=", "True", ")", ":", "for", "r", "in", "self", ".", "state", ".", "arch", ".", "uc_regs", ".", "keys", "(", ")", ":", "v", "=", "getattr", "(", "self", ".", "state", ".", "regs", ",", "r", ...
check if this state might be used in unicorn (has no concrete register)
[ "check", "if", "this", "state", "might", "be", "used", "in", "unicorn", "(", "has", "no", "concrete", "register", ")" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/unicorn_engine.py#L1318-L1339
train
angr/angr
angr/analyses/decompiler/clinic.py
Clinic._track_stack_pointers
def _track_stack_pointers(self): """ For each instruction, track its stack pointer offset and stack base pointer offset. :return: None """ regs = {self.project.arch.sp_offset} if hasattr(self.project.arch, 'bp_offset') and self.project.arch.bp_offset is not None: ...
python
def _track_stack_pointers(self): """ For each instruction, track its stack pointer offset and stack base pointer offset. :return: None """ regs = {self.project.arch.sp_offset} if hasattr(self.project.arch, 'bp_offset') and self.project.arch.bp_offset is not None: ...
[ "def", "_track_stack_pointers", "(", "self", ")", ":", "regs", "=", "{", "self", ".", "project", ".", "arch", ".", "sp_offset", "}", "if", "hasattr", "(", "self", ".", "project", ".", "arch", ",", "'bp_offset'", ")", "and", "self", ".", "project", ".",...
For each instruction, track its stack pointer offset and stack base pointer offset. :return: None
[ "For", "each", "instruction", "track", "its", "stack", "pointer", "offset", "and", "stack", "base", "pointer", "offset", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/decompiler/clinic.py#L107-L120
train
angr/angr
angr/analyses/decompiler/clinic.py
Clinic._convert
def _convert(self, block_node): """ Convert a VEX block to an AIL block. :param block_node: A BlockNode instance. :return: An converted AIL block. :rtype: ailment.Block """ if not type(block_node) is BlockNode: return block_no...
python
def _convert(self, block_node): """ Convert a VEX block to an AIL block. :param block_node: A BlockNode instance. :return: An converted AIL block. :rtype: ailment.Block """ if not type(block_node) is BlockNode: return block_no...
[ "def", "_convert", "(", "self", ",", "block_node", ")", ":", "if", "not", "type", "(", "block_node", ")", "is", "BlockNode", ":", "return", "block_node", "block", "=", "self", ".", "project", ".", "factory", ".", "block", "(", "block_node", ".", "addr", ...
Convert a VEX block to an AIL block. :param block_node: A BlockNode instance. :return: An converted AIL block. :rtype: ailment.Block
[ "Convert", "a", "VEX", "block", "to", "an", "AIL", "block", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/decompiler/clinic.py#L134-L149
train
angr/angr
angr/analyses/decompiler/clinic.py
Clinic._simplify_blocks
def _simplify_blocks(self, stack_pointer_tracker=None): """ Simplify all blocks in self._blocks. :param stack_pointer_tracker: The RegisterDeltaTracker analysis instance. :return: None """ # First of all, let's simplify blocks one by one ...
python
def _simplify_blocks(self, stack_pointer_tracker=None): """ Simplify all blocks in self._blocks. :param stack_pointer_tracker: The RegisterDeltaTracker analysis instance. :return: None """ # First of all, let's simplify blocks one by one ...
[ "def", "_simplify_blocks", "(", "self", ",", "stack_pointer_tracker", "=", "None", ")", ":", "# First of all, let's simplify blocks one by one", "for", "key", "in", "self", ".", "_blocks", ":", "ail_block", "=", "self", ".", "_blocks", "[", "key", "]", "simplified...
Simplify all blocks in self._blocks. :param stack_pointer_tracker: The RegisterDeltaTracker analysis instance. :return: None
[ "Simplify", "all", "blocks", "in", "self", ".", "_blocks", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/decompiler/clinic.py#L151-L167
train
angr/angr
angr/analyses/decompiler/clinic.py
Clinic._simplify_block
def _simplify_block(self, ail_block, stack_pointer_tracker=None): """ Simplify a single AIL block. :param ailment.Block ail_block: The AIL block to simplify. :param stack_pointer_tracker: The RegisterDeltaTracker analysis instance. :return: A simplified ...
python
def _simplify_block(self, ail_block, stack_pointer_tracker=None): """ Simplify a single AIL block. :param ailment.Block ail_block: The AIL block to simplify. :param stack_pointer_tracker: The RegisterDeltaTracker analysis instance. :return: A simplified ...
[ "def", "_simplify_block", "(", "self", ",", "ail_block", ",", "stack_pointer_tracker", "=", "None", ")", ":", "simp", "=", "self", ".", "project", ".", "analyses", ".", "AILBlockSimplifier", "(", "ail_block", ",", "stack_pointer_tracker", "=", "stack_pointer_track...
Simplify a single AIL block. :param ailment.Block ail_block: The AIL block to simplify. :param stack_pointer_tracker: The RegisterDeltaTracker analysis instance. :return: A simplified AIL block.
[ "Simplify", "a", "single", "AIL", "block", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/decompiler/clinic.py#L169-L179
train
angr/angr
angr/analyses/decompiler/clinic.py
Clinic._simplify_function
def _simplify_function(self): """ Simplify the entire function. :return: None """ # Computing reaching definitions rd = self.project.analyses.ReachingDefinitions(func=self.function, func_graph=self.graph, observe_all=True) simp = self.project.analyses.AILSim...
python
def _simplify_function(self): """ Simplify the entire function. :return: None """ # Computing reaching definitions rd = self.project.analyses.ReachingDefinitions(func=self.function, func_graph=self.graph, observe_all=True) simp = self.project.analyses.AILSim...
[ "def", "_simplify_function", "(", "self", ")", ":", "# Computing reaching definitions", "rd", "=", "self", ".", "project", ".", "analyses", ".", "ReachingDefinitions", "(", "func", "=", "self", ".", "function", ",", "func_graph", "=", "self", ".", "graph", ","...
Simplify the entire function. :return: None
[ "Simplify", "the", "entire", "function", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/decompiler/clinic.py#L181-L198
train
angr/angr
angr/analyses/decompiler/clinic.py
Clinic._make_callsites
def _make_callsites(self, stack_pointer_tracker=None): """ Simplify all function call statements. :return: None """ # Computing reaching definitions rd = self.project.analyses.ReachingDefinitions(func=self.function, func_graph=self.graph, observe_all=True) f...
python
def _make_callsites(self, stack_pointer_tracker=None): """ Simplify all function call statements. :return: None """ # Computing reaching definitions rd = self.project.analyses.ReachingDefinitions(func=self.function, func_graph=self.graph, observe_all=True) f...
[ "def", "_make_callsites", "(", "self", ",", "stack_pointer_tracker", "=", "None", ")", ":", "# Computing reaching definitions", "rd", "=", "self", ".", "project", ".", "analyses", ".", "ReachingDefinitions", "(", "func", "=", "self", ".", "function", ",", "func_...
Simplify all function call statements. :return: None
[ "Simplify", "all", "function", "call", "statements", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/decompiler/clinic.py#L213-L231
train
angr/angr
angr/analyses/decompiler/clinic.py
Clinic._link_variables_on_block
def _link_variables_on_block(self, block, kb): """ Link atoms (AIL expressions) in the given block to corresponding variables identified previously. :param ailment.Block block: The AIL block to work on. :return: None """ variable_manager = kb.variable...
python
def _link_variables_on_block(self, block, kb): """ Link atoms (AIL expressions) in the given block to corresponding variables identified previously. :param ailment.Block block: The AIL block to work on. :return: None """ variable_manager = kb.variable...
[ "def", "_link_variables_on_block", "(", "self", ",", "block", ",", "kb", ")", ":", "variable_manager", "=", "kb", ".", "variables", "[", "self", ".", "function", ".", "addr", "]", "for", "stmt_idx", ",", "stmt", "in", "enumerate", "(", "block", ".", "sta...
Link atoms (AIL expressions) in the given block to corresponding variables identified previously. :param ailment.Block block: The AIL block to work on. :return: None
[ "Link", "atoms", "(", "AIL", "expressions", ")", "in", "the", "given", "block", "to", "corresponding", "variables", "identified", "previously", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/decompiler/clinic.py#L244-L273
train
angr/angr
angr/analyses/decompiler/clinic.py
Clinic._link_variables_on_expr
def _link_variables_on_expr(self, variable_manager, block, stmt_idx, stmt, expr): """ Link atoms (AIL expressions) in the given expression to corresponding variables identified previously. :param variable_manager: Variable manager of the function. :param ailment.Block block: AIL bloc...
python
def _link_variables_on_expr(self, variable_manager, block, stmt_idx, stmt, expr): """ Link atoms (AIL expressions) in the given expression to corresponding variables identified previously. :param variable_manager: Variable manager of the function. :param ailment.Block block: AIL bloc...
[ "def", "_link_variables_on_expr", "(", "self", ",", "variable_manager", ",", "block", ",", "stmt_idx", ",", "stmt", ",", "expr", ")", ":", "if", "type", "(", "expr", ")", "is", "ailment", ".", "Expr", ".", "Register", ":", "# find a register variable", "reg_...
Link atoms (AIL expressions) in the given expression to corresponding variables identified previously. :param variable_manager: Variable manager of the function. :param ailment.Block block: AIL block. :param int stmt_idx: ID of the statement. :param stmt: The AI...
[ "Link", "atoms", "(", "AIL", "expressions", ")", "in", "the", "given", "expression", "to", "corresponding", "variables", "identified", "previously", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/decompiler/clinic.py#L275-L337
train
angr/angr
angr/state_plugins/javavm_classloader.py
SimJavaVmClassloader.get_class
def get_class(self, class_name, init_class=False, step_func=None): """ Get a class descriptor for the class. :param str class_name: Name of class. :param bool init_class: Whether the class initializer <clinit> should be executed. :param func step...
python
def get_class(self, class_name, init_class=False, step_func=None): """ Get a class descriptor for the class. :param str class_name: Name of class. :param bool init_class: Whether the class initializer <clinit> should be executed. :param func step...
[ "def", "get_class", "(", "self", ",", "class_name", ",", "init_class", "=", "False", ",", "step_func", "=", "None", ")", ":", "# try to get the soot class object from CLE", "java_binary", "=", "self", ".", "state", ".", "javavm_registers", ".", "load", "(", "'ip...
Get a class descriptor for the class. :param str class_name: Name of class. :param bool init_class: Whether the class initializer <clinit> should be executed. :param func step_func: Callback function executed at every step of the simulation manager during ...
[ "Get", "a", "class", "descriptor", "for", "the", "class", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/javavm_classloader.py#L23-L41
train
angr/angr
angr/state_plugins/javavm_classloader.py
SimJavaVmClassloader.get_superclass
def get_superclass(self, class_): """ Get the superclass of the class. """ if not class_.is_loaded or class_.superclass_name is None: return None return self.get_class(class_.superclass_name)
python
def get_superclass(self, class_): """ Get the superclass of the class. """ if not class_.is_loaded or class_.superclass_name is None: return None return self.get_class(class_.superclass_name)
[ "def", "get_superclass", "(", "self", ",", "class_", ")", ":", "if", "not", "class_", ".", "is_loaded", "or", "class_", ".", "superclass_name", "is", "None", ":", "return", "None", "return", "self", ".", "get_class", "(", "class_", ".", "superclass_name", ...
Get the superclass of the class.
[ "Get", "the", "superclass", "of", "the", "class", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/javavm_classloader.py#L43-L49
train
angr/angr
angr/state_plugins/javavm_classloader.py
SimJavaVmClassloader.get_class_hierarchy
def get_class_hierarchy(self, base_class): """ Walks up the class hierarchy and returns a list of all classes between base class (inclusive) and java.lang.Object (exclusive). """ classes = [base_class] while classes[-1] is not None and classes[-1] != "java.lang.Object": ...
python
def get_class_hierarchy(self, base_class): """ Walks up the class hierarchy and returns a list of all classes between base class (inclusive) and java.lang.Object (exclusive). """ classes = [base_class] while classes[-1] is not None and classes[-1] != "java.lang.Object": ...
[ "def", "get_class_hierarchy", "(", "self", ",", "base_class", ")", ":", "classes", "=", "[", "base_class", "]", "while", "classes", "[", "-", "1", "]", "is", "not", "None", "and", "classes", "[", "-", "1", "]", "!=", "\"java.lang.Object\"", ":", "classes...
Walks up the class hierarchy and returns a list of all classes between base class (inclusive) and java.lang.Object (exclusive).
[ "Walks", "up", "the", "class", "hierarchy", "and", "returns", "a", "list", "of", "all", "classes", "between", "base", "class", "(", "inclusive", ")", "and", "java", ".", "lang", ".", "Object", "(", "exclusive", ")", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/javavm_classloader.py#L51-L59
train
angr/angr
angr/state_plugins/javavm_classloader.py
SimJavaVmClassloader.init_class
def init_class(self, class_, step_func=None): """ This method simulates the loading of a class by the JVM, during which parts of the class (e.g. static fields) are initialized. For this, we run the class initializer method <clinit> (if available) and update the state accordingly....
python
def init_class(self, class_, step_func=None): """ This method simulates the loading of a class by the JVM, during which parts of the class (e.g. static fields) are initialized. For this, we run the class initializer method <clinit> (if available) and update the state accordingly....
[ "def", "init_class", "(", "self", ",", "class_", ",", "step_func", "=", "None", ")", ":", "if", "self", ".", "is_class_initialized", "(", "class_", ")", ":", "l", ".", "debug", "(", "\"Class %r already initialized.\"", ",", "class_", ")", "return", "l", "....
This method simulates the loading of a class by the JVM, during which parts of the class (e.g. static fields) are initialized. For this, we run the class initializer method <clinit> (if available) and update the state accordingly. Note: Initialization is skipped, if the class has alread...
[ "This", "method", "simulates", "the", "loading", "of", "a", "class", "by", "the", "JVM", "during", "which", "parts", "of", "the", "class", "(", "e", ".", "g", ".", "static", "fields", ")", "are", "initialized", ".", "For", "this", "we", "run", "the", ...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/javavm_classloader.py#L68-L106
train
angr/angr
angr/blade.py
Blade._get_irsb
def _get_irsb(self, v): """ Get the IRSB object from an address, a SimRun, or a CFGNode. :param v: Can be one of the following: an address, or a CFGNode. :return: The IRSB instance. :rtype: pyvex.IRSB """ if isinstance(v, CFGNode): v = v.addr ...
python
def _get_irsb(self, v): """ Get the IRSB object from an address, a SimRun, or a CFGNode. :param v: Can be one of the following: an address, or a CFGNode. :return: The IRSB instance. :rtype: pyvex.IRSB """ if isinstance(v, CFGNode): v = v.addr ...
[ "def", "_get_irsb", "(", "self", ",", "v", ")", ":", "if", "isinstance", "(", "v", ",", "CFGNode", ")", ":", "v", "=", "v", ".", "addr", "if", "type", "(", "v", ")", "is", "int", ":", "# Generate an IRSB from self._project", "if", "v", "in", "self", ...
Get the IRSB object from an address, a SimRun, or a CFGNode. :param v: Can be one of the following: an address, or a CFGNode. :return: The IRSB instance. :rtype: pyvex.IRSB
[ "Get", "the", "IRSB", "object", "from", "an", "address", "a", "SimRun", "or", "a", "CFGNode", ".", ":", "param", "v", ":", "Can", "be", "one", "of", "the", "following", ":", "an", "address", "or", "a", "CFGNode", ".", ":", "return", ":", "The", "IR...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/blade.py#L133-L158
train
angr/angr
angr/blade.py
Blade._get_addr
def _get_addr(self, v): """ Get address of the basic block or CFG node specified by v. :param v: Can be one of the following: a CFGNode, or an address. :return: The address. :rtype: int """ if isinstance(v, CFGNode): return v.addr elif type(v)...
python
def _get_addr(self, v): """ Get address of the basic block or CFG node specified by v. :param v: Can be one of the following: a CFGNode, or an address. :return: The address. :rtype: int """ if isinstance(v, CFGNode): return v.addr elif type(v)...
[ "def", "_get_addr", "(", "self", ",", "v", ")", ":", "if", "isinstance", "(", "v", ",", "CFGNode", ")", ":", "return", "v", ".", "addr", "elif", "type", "(", "v", ")", "is", "int", ":", "return", "v", "else", ":", "raise", "AngrBladeError", "(", ...
Get address of the basic block or CFG node specified by v. :param v: Can be one of the following: a CFGNode, or an address. :return: The address. :rtype: int
[ "Get", "address", "of", "the", "basic", "block", "or", "CFG", "node", "specified", "by", "v", ".", ":", "param", "v", ":", "Can", "be", "one", "of", "the", "following", ":", "a", "CFGNode", "or", "an", "address", ".", ":", "return", ":", "The", "ad...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/blade.py#L171-L184
train
angr/angr
angr/blade.py
Blade._backward_slice
def _backward_slice(self): """ Backward slicing. We support the following IRStmts: # WrTmp # Put We support the following IRExprs: # Get # RdTmp # Const :return: """ temps = set() regs = set() # Retrieve...
python
def _backward_slice(self): """ Backward slicing. We support the following IRStmts: # WrTmp # Put We support the following IRExprs: # Get # RdTmp # Const :return: """ temps = set() regs = set() # Retrieve...
[ "def", "_backward_slice", "(", "self", ")", ":", "temps", "=", "set", "(", ")", "regs", "=", "set", "(", ")", "# Retrieve the target: are we slicing from a register(IRStmt.Put), or a temp(IRStmt.WrTmp)?", "try", ":", "stmts", "=", "self", ".", "_get_irsb", "(", "sel...
Backward slicing. We support the following IRStmts: # WrTmp # Put We support the following IRExprs: # Get # RdTmp # Const :return:
[ "Backward", "slicing", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/blade.py#L200-L287
train
angr/angr
angr/engines/vex/ccall.py
pc_calculate_condition_simple
def pc_calculate_condition_simple(state, cond, cc_op, cc_dep1, cc_dep2, cc_ndep, platform=None): """ A simplified version of pc_calculate_condition(). Please refer to the documentation of Simplified CCalls above. Limitation: symbolic flags are not supported for now. """ if state.solver.symbolic(co...
python
def pc_calculate_condition_simple(state, cond, cc_op, cc_dep1, cc_dep2, cc_ndep, platform=None): """ A simplified version of pc_calculate_condition(). Please refer to the documentation of Simplified CCalls above. Limitation: symbolic flags are not supported for now. """ if state.solver.symbolic(co...
[ "def", "pc_calculate_condition_simple", "(", "state", ",", "cond", ",", "cc_op", ",", "cc_dep1", ",", "cc_dep2", ",", "cc_ndep", ",", "platform", "=", "None", ")", ":", "if", "state", ".", "solver", ".", "symbolic", "(", "cond", ")", ":", "raise", "SimEr...
A simplified version of pc_calculate_condition(). Please refer to the documentation of Simplified CCalls above. Limitation: symbolic flags are not supported for now.
[ "A", "simplified", "version", "of", "pc_calculate_condition", "()", ".", "Please", "refer", "to", "the", "documentation", "of", "Simplified", "CCalls", "above", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/engines/vex/ccall.py#L729-L778
train
angr/angr
angr/engines/vex/ccall.py
_concat_flags
def _concat_flags(nbits, flags_vec): """ Concatenate different flag BVs to a single BV. Currently used for ARM, X86 and AMD64. :param nbits : platform size in bits. :param flags_vec: vector of flag BVs and their offset in the resulting BV. :type nbits : int :type flags_vec : list ...
python
def _concat_flags(nbits, flags_vec): """ Concatenate different flag BVs to a single BV. Currently used for ARM, X86 and AMD64. :param nbits : platform size in bits. :param flags_vec: vector of flag BVs and their offset in the resulting BV. :type nbits : int :type flags_vec : list ...
[ "def", "_concat_flags", "(", "nbits", ",", "flags_vec", ")", ":", "result", "=", "claripy", ".", "BVV", "(", "0", ",", "0", ")", "for", "offset", ",", "bit", "in", "flags_vec", ":", "current_position", "=", "nbits", "-", "1", "-", "result", ".", "len...
Concatenate different flag BVs to a single BV. Currently used for ARM, X86 and AMD64. :param nbits : platform size in bits. :param flags_vec: vector of flag BVs and their offset in the resulting BV. :type nbits : int :type flags_vec : list :return : the resulting flag BV. :r...
[ "Concatenate", "different", "flag", "BVs", "to", "a", "single", "BV", ".", "Currently", "used", "for", "ARM", "X86", "and", "AMD64", ".", ":", "param", "nbits", ":", "platform", "size", "in", "bits", ".", ":", "param", "flags_vec", ":", "vector", "of", ...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/engines/vex/ccall.py#L1718-L1737
train
angr/angr
angr/analyses/decompiler/region_simplifier.py
RegionSimplifier._simplify
def _simplify(self): """ RegionSimplifier performs the following simplifications: - Remove redundant Gotos - Remove redundant If/If-else statements """ r = self.region r = self._simplify_gotos(r) r = self._simplify_ifs(r) self.result = r
python
def _simplify(self): """ RegionSimplifier performs the following simplifications: - Remove redundant Gotos - Remove redundant If/If-else statements """ r = self.region r = self._simplify_gotos(r) r = self._simplify_ifs(r) self.result = r
[ "def", "_simplify", "(", "self", ")", ":", "r", "=", "self", ".", "region", "r", "=", "self", ".", "_simplify_gotos", "(", "r", ")", "r", "=", "self", ".", "_simplify_ifs", "(", "r", ")", "self", ".", "result", "=", "r" ]
RegionSimplifier performs the following simplifications: - Remove redundant Gotos - Remove redundant If/If-else statements
[ "RegionSimplifier", "performs", "the", "following", "simplifications", ":", "-", "Remove", "redundant", "Gotos", "-", "Remove", "redundant", "If", "/", "If", "-", "else", "statements" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/decompiler/region_simplifier.py#L38-L49
train
angr/angr
angr/serializable.py
Serializable.parse
def parse(cls, s, **kwargs): """ Parse a bytes object and create a class object. :param bytes s: A bytes object. :return: A class object. :rtype: cls """ pb2_obj = cls._get_cmsg() pb2_obj.ParseFromString(s) return cls.parse_from_c...
python
def parse(cls, s, **kwargs): """ Parse a bytes object and create a class object. :param bytes s: A bytes object. :return: A class object. :rtype: cls """ pb2_obj = cls._get_cmsg() pb2_obj.ParseFromString(s) return cls.parse_from_c...
[ "def", "parse", "(", "cls", ",", "s", ",", "*", "*", "kwargs", ")", ":", "pb2_obj", "=", "cls", ".", "_get_cmsg", "(", ")", "pb2_obj", ".", "ParseFromString", "(", "s", ")", "return", "cls", ".", "parse_from_cmessage", "(", "pb2_obj", ",", "*", "*", ...
Parse a bytes object and create a class object. :param bytes s: A bytes object. :return: A class object. :rtype: cls
[ "Parse", "a", "bytes", "object", "and", "create", "a", "class", "object", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/serializable.py#L52-L64
train
angr/angr
angr/state_plugins/javavm_memory.py
SimJavaVmMemory.store_array_elements
def store_array_elements(self, array, start_idx, data): """ Stores either a single element or a range of elements in the array. :param array: Reference to the array. :param start_idx: Starting index for the store. :param data: Either a single value or a list of values. ...
python
def store_array_elements(self, array, start_idx, data): """ Stores either a single element or a range of elements in the array. :param array: Reference to the array. :param start_idx: Starting index for the store. :param data: Either a single value or a list of values. ...
[ "def", "store_array_elements", "(", "self", ",", "array", ",", "start_idx", ",", "data", ")", ":", "# we process data as a list of elements", "# => if there is only a single element, wrap it in a list", "data", "=", "data", "if", "isinstance", "(", "data", ",", "list", ...
Stores either a single element or a range of elements in the array. :param array: Reference to the array. :param start_idx: Starting index for the store. :param data: Either a single value or a list of values.
[ "Stores", "either", "a", "single", "element", "or", "a", "range", "of", "elements", "in", "the", "array", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/javavm_memory.py#L133-L180
train
angr/angr
angr/state_plugins/javavm_memory.py
SimJavaVmMemory.load_array_elements
def load_array_elements(self, array, start_idx, no_of_elements): """ Loads either a single element or a range of elements from the array. :param array: Reference to the array. :param start_idx: Starting index for the load. :param no_of_elements: Number of elemen...
python
def load_array_elements(self, array, start_idx, no_of_elements): """ Loads either a single element or a range of elements from the array. :param array: Reference to the array. :param start_idx: Starting index for the load. :param no_of_elements: Number of elemen...
[ "def", "load_array_elements", "(", "self", ",", "array", ",", "start_idx", ",", "no_of_elements", ")", ":", "# concretize start index", "concrete_start_idxes", "=", "self", ".", "concretize_load_idx", "(", "start_idx", ")", "if", "len", "(", "concrete_start_idxes", ...
Loads either a single element or a range of elements from the array. :param array: Reference to the array. :param start_idx: Starting index for the load. :param no_of_elements: Number of elements to load.
[ "Loads", "either", "a", "single", "element", "or", "a", "range", "of", "elements", "from", "the", "array", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/javavm_memory.py#L198-L252
train
angr/angr
angr/state_plugins/javavm_memory.py
SimJavaVmMemory._apply_concretization_strategies
def _apply_concretization_strategies(self, idx, strategies, action): # pylint: disable=unused-argument """ Applies concretization strategies on the index, until one of them succeeds. """ for s in strategies: try: idxes = s.concretize(self, idx) ex...
python
def _apply_concretization_strategies(self, idx, strategies, action): # pylint: disable=unused-argument """ Applies concretization strategies on the index, until one of them succeeds. """ for s in strategies: try: idxes = s.concretize(self, idx) ex...
[ "def", "_apply_concretization_strategies", "(", "self", ",", "idx", ",", "strategies", ",", "action", ")", ":", "# pylint: disable=unused-argument", "for", "s", "in", "strategies", ":", "try", ":", "idxes", "=", "s", ".", "concretize", "(", "self", ",", "idx",...
Applies concretization strategies on the index, until one of them succeeds.
[ "Applies", "concretization", "strategies", "on", "the", "index", "until", "one", "of", "them", "succeeds", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/javavm_memory.py#L272-L286
train
angr/angr
angr/state_plugins/javavm_memory.py
SimJavaVmMemory.concretize_store_idx
def concretize_store_idx(self, idx, strategies=None): """ Concretizes a store index. :param idx: An expression for the index. :param strategies: A list of concretization strategies (to override the default). :param min_idx: Minimum value for a concretize...
python
def concretize_store_idx(self, idx, strategies=None): """ Concretizes a store index. :param idx: An expression for the index. :param strategies: A list of concretization strategies (to override the default). :param min_idx: Minimum value for a concretize...
[ "def", "concretize_store_idx", "(", "self", ",", "idx", ",", "strategies", "=", "None", ")", ":", "if", "isinstance", "(", "idx", ",", "int", ")", ":", "return", "[", "idx", "]", "elif", "not", "self", ".", "state", ".", "solver", ".", "symbolic", "(...
Concretizes a store index. :param idx: An expression for the index. :param strategies: A list of concretization strategies (to override the default). :param min_idx: Minimum value for a concretized index (inclusive). :param max_idx: Maximum value for a c...
[ "Concretizes", "a", "store", "index", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/javavm_memory.py#L288-L304
train
angr/angr
angr/state_plugins/javavm_memory.py
SimJavaVmMemory.concretize_load_idx
def concretize_load_idx(self, idx, strategies=None): """ Concretizes a load index. :param idx: An expression for the index. :param strategies: A list of concretization strategies (to override the default). :param min_idx: Minimum value for a concretized ...
python
def concretize_load_idx(self, idx, strategies=None): """ Concretizes a load index. :param idx: An expression for the index. :param strategies: A list of concretization strategies (to override the default). :param min_idx: Minimum value for a concretized ...
[ "def", "concretize_load_idx", "(", "self", ",", "idx", ",", "strategies", "=", "None", ")", ":", "if", "isinstance", "(", "idx", ",", "int", ")", ":", "return", "[", "idx", "]", "elif", "not", "self", ".", "state", ".", "solver", ".", "symbolic", "("...
Concretizes a load index. :param idx: An expression for the index. :param strategies: A list of concretization strategies (to override the default). :param min_idx: Minimum value for a concretized index (inclusive). :param max_idx: Maximum value for a co...
[ "Concretizes", "a", "load", "index", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/state_plugins/javavm_memory.py#L306-L322
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.copy
def copy(self): """ Make a copy of the CFG. :return: A copy of the CFG instance. :rtype: angr.analyses.CFG """ new_cfg = CFGEmulated.__new__(CFGEmulated) super(CFGEmulated, self).make_copy(new_cfg) new_cfg._indirect_jump_target_limit = self._indirect_jum...
python
def copy(self): """ Make a copy of the CFG. :return: A copy of the CFG instance. :rtype: angr.analyses.CFG """ new_cfg = CFGEmulated.__new__(CFGEmulated) super(CFGEmulated, self).make_copy(new_cfg) new_cfg._indirect_jump_target_limit = self._indirect_jum...
[ "def", "copy", "(", "self", ")", ":", "new_cfg", "=", "CFGEmulated", ".", "__new__", "(", "CFGEmulated", ")", "super", "(", "CFGEmulated", ",", "self", ")", ".", "make_copy", "(", "new_cfg", ")", "new_cfg", ".", "_indirect_jump_target_limit", "=", "self", ...
Make a copy of the CFG. :return: A copy of the CFG instance. :rtype: angr.analyses.CFG
[ "Make", "a", "copy", "of", "the", "CFG", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L309-L335
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.resume
def resume(self, starts=None, max_steps=None): """ Resume a paused or terminated control flow graph recovery. :param iterable starts: A collection of new starts to resume from. If `starts` is None, we will resume CFG recovery from where it was paused before. ...
python
def resume(self, starts=None, max_steps=None): """ Resume a paused or terminated control flow graph recovery. :param iterable starts: A collection of new starts to resume from. If `starts` is None, we will resume CFG recovery from where it was paused before. ...
[ "def", "resume", "(", "self", ",", "starts", "=", "None", ",", "max_steps", "=", "None", ")", ":", "self", ".", "_starts", "=", "starts", "self", ".", "_max_steps", "=", "max_steps", "self", ".", "_sanitize_starts", "(", ")", "self", ".", "_analyze", "...
Resume a paused or terminated control flow graph recovery. :param iterable starts: A collection of new starts to resume from. If `starts` is None, we will resume CFG recovery from where it was paused before. :param int max_steps: The maximum number of blocks on the lon...
[ "Resume", "a", "paused", "or", "terminated", "control", "flow", "graph", "recovery", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L337-L353
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.remove_cycles
def remove_cycles(self): """ Forces graph to become acyclic, removes all loop back edges and edges between overlapped loop headers and their successors. """ # loop detection # only detect loops after potential graph normalization if not self._loop_back_edges: ...
python
def remove_cycles(self): """ Forces graph to become acyclic, removes all loop back edges and edges between overlapped loop headers and their successors. """ # loop detection # only detect loops after potential graph normalization if not self._loop_back_edges: ...
[ "def", "remove_cycles", "(", "self", ")", ":", "# loop detection", "# only detect loops after potential graph normalization", "if", "not", "self", ".", "_loop_back_edges", ":", "l", ".", "debug", "(", "\"Detecting loops...\"", ")", "self", ".", "_detect_loops", "(", "...
Forces graph to become acyclic, removes all loop back edges and edges between overlapped loop headers and their successors.
[ "Forces", "graph", "to", "become", "acyclic", "removes", "all", "loop", "back", "edges", "and", "edges", "between", "overlapped", "loop", "headers", "and", "their", "successors", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L355-L379
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.unroll_loops
def unroll_loops(self, max_loop_unrolling_times): """ Unroll loops for each function. The resulting CFG may still contain loops due to recursion, function calls, etc. :param int max_loop_unrolling_times: The maximum iterations of unrolling. :return: None """ if not isin...
python
def unroll_loops(self, max_loop_unrolling_times): """ Unroll loops for each function. The resulting CFG may still contain loops due to recursion, function calls, etc. :param int max_loop_unrolling_times: The maximum iterations of unrolling. :return: None """ if not isin...
[ "def", "unroll_loops", "(", "self", ",", "max_loop_unrolling_times", ")", ":", "if", "not", "isinstance", "(", "max_loop_unrolling_times", ",", "int", ")", "or", "max_loop_unrolling_times", "<", "0", ":", "raise", "AngrCFGError", "(", "'Max loop unrolling times must b...
Unroll loops for each function. The resulting CFG may still contain loops due to recursion, function calls, etc. :param int max_loop_unrolling_times: The maximum iterations of unrolling. :return: None
[ "Unroll", "loops", "for", "each", "function", ".", "The", "resulting", "CFG", "may", "still", "contain", "loops", "due", "to", "recursion", "function", "calls", "etc", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L391-L444
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.force_unroll_loops
def force_unroll_loops(self, max_loop_unrolling_times): """ Unroll loops globally. The resulting CFG does not contain any loop, but this method is slow on large graphs. :param int max_loop_unrolling_times: The maximum iterations of unrolling. :return: None """ if not is...
python
def force_unroll_loops(self, max_loop_unrolling_times): """ Unroll loops globally. The resulting CFG does not contain any loop, but this method is slow on large graphs. :param int max_loop_unrolling_times: The maximum iterations of unrolling. :return: None """ if not is...
[ "def", "force_unroll_loops", "(", "self", ",", "max_loop_unrolling_times", ")", ":", "if", "not", "isinstance", "(", "max_loop_unrolling_times", ",", "int", ")", "or", "max_loop_unrolling_times", "<", "0", ":", "raise", "AngrCFGError", "(", "'Max loop unrolling times ...
Unroll loops globally. The resulting CFG does not contain any loop, but this method is slow on large graphs. :param int max_loop_unrolling_times: The maximum iterations of unrolling. :return: None
[ "Unroll", "loops", "globally", ".", "The", "resulting", "CFG", "does", "not", "contain", "any", "loop", "but", "this", "method", "is", "slow", "on", "large", "graphs", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L446-L562
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.immediate_dominators
def immediate_dominators(self, start, target_graph=None): """ Get all immediate dominators of sub graph from given node upwards. :param str start: id of the node to navigate forwards from. :param networkx.classes.digraph.DiGraph target_graph: graph to analyse, default is self.graph. ...
python
def immediate_dominators(self, start, target_graph=None): """ Get all immediate dominators of sub graph from given node upwards. :param str start: id of the node to navigate forwards from. :param networkx.classes.digraph.DiGraph target_graph: graph to analyse, default is self.graph. ...
[ "def", "immediate_dominators", "(", "self", ",", "start", ",", "target_graph", "=", "None", ")", ":", "return", "self", ".", "_immediate_dominators", "(", "start", ",", "target_graph", "=", "target_graph", ",", "reverse_graph", "=", "False", ")" ]
Get all immediate dominators of sub graph from given node upwards. :param str start: id of the node to navigate forwards from. :param networkx.classes.digraph.DiGraph target_graph: graph to analyse, default is self.graph. :return: each node of graph as index values, with element as respective ...
[ "Get", "all", "immediate", "dominators", "of", "sub", "graph", "from", "given", "node", "upwards", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L564-L574
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.immediate_postdominators
def immediate_postdominators(self, end, target_graph=None): """ Get all immediate postdominators of sub graph from given node upwards. :param str start: id of the node to navigate forwards from. :param networkx.classes.digraph.DiGraph target_graph: graph to analyse, default is self.grap...
python
def immediate_postdominators(self, end, target_graph=None): """ Get all immediate postdominators of sub graph from given node upwards. :param str start: id of the node to navigate forwards from. :param networkx.classes.digraph.DiGraph target_graph: graph to analyse, default is self.grap...
[ "def", "immediate_postdominators", "(", "self", ",", "end", ",", "target_graph", "=", "None", ")", ":", "return", "self", ".", "_immediate_dominators", "(", "end", ",", "target_graph", "=", "target_graph", ",", "reverse_graph", "=", "True", ")" ]
Get all immediate postdominators of sub graph from given node upwards. :param str start: id of the node to navigate forwards from. :param networkx.classes.digraph.DiGraph target_graph: graph to analyse, default is self.graph. :return: each node of graph as index values, with element as respect...
[ "Get", "all", "immediate", "postdominators", "of", "sub", "graph", "from", "given", "node", "upwards", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L576-L586
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.remove_fakerets
def remove_fakerets(self): """ Get rid of fake returns (i.e., Ijk_FakeRet edges) from this CFG :return: None """ fakeret_edges = [ (src, dst) for src, dst, data in self.graph.edges(data=True) if data['jumpkind'] == 'Ijk_FakeRet' ] self.graph.remo...
python
def remove_fakerets(self): """ Get rid of fake returns (i.e., Ijk_FakeRet edges) from this CFG :return: None """ fakeret_edges = [ (src, dst) for src, dst, data in self.graph.edges(data=True) if data['jumpkind'] == 'Ijk_FakeRet' ] self.graph.remo...
[ "def", "remove_fakerets", "(", "self", ")", ":", "fakeret_edges", "=", "[", "(", "src", ",", "dst", ")", "for", "src", ",", "dst", ",", "data", "in", "self", ".", "graph", ".", "edges", "(", "data", "=", "True", ")", "if", "data", "[", "'jumpkind'"...
Get rid of fake returns (i.e., Ijk_FakeRet edges) from this CFG :return: None
[ "Get", "rid", "of", "fake", "returns", "(", "i", ".", "e", ".", "Ijk_FakeRet", "edges", ")", "from", "this", "CFG" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L588-L596
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.get_topological_order
def get_topological_order(self, cfg_node): """ Get the topological order of a CFG Node. :param cfg_node: A CFGNode instance. :return: An integer representing its order, or None if the CFGNode does not exist in the graph. """ if not self._quasi_topological_order: ...
python
def get_topological_order(self, cfg_node): """ Get the topological order of a CFG Node. :param cfg_node: A CFGNode instance. :return: An integer representing its order, or None if the CFGNode does not exist in the graph. """ if not self._quasi_topological_order: ...
[ "def", "get_topological_order", "(", "self", ",", "cfg_node", ")", ":", "if", "not", "self", ".", "_quasi_topological_order", ":", "self", ".", "_quasi_topological_sort", "(", ")", "return", "self", ".", "_quasi_topological_order", ".", "get", "(", "cfg_node", "...
Get the topological order of a CFG Node. :param cfg_node: A CFGNode instance. :return: An integer representing its order, or None if the CFGNode does not exist in the graph.
[ "Get", "the", "topological", "order", "of", "a", "CFG", "Node", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L598-L609
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.get_subgraph
def get_subgraph(self, starting_node, block_addresses): """ Get a sub-graph out of a bunch of basic block addresses. :param CFGNode starting_node: The beginning of the subgraph :param iterable block_addresses: A collection of block addresses that should be included in the subgraph if ...
python
def get_subgraph(self, starting_node, block_addresses): """ Get a sub-graph out of a bunch of basic block addresses. :param CFGNode starting_node: The beginning of the subgraph :param iterable block_addresses: A collection of block addresses that should be included in the subgraph if ...
[ "def", "get_subgraph", "(", "self", ",", "starting_node", ",", "block_addresses", ")", ":", "graph", "=", "networkx", ".", "DiGraph", "(", ")", "if", "starting_node", "not", "in", "self", ".", "graph", ":", "raise", "AngrCFGError", "(", "'get_subgraph(): the s...
Get a sub-graph out of a bunch of basic block addresses. :param CFGNode starting_node: The beginning of the subgraph :param iterable block_addresses: A collection of block addresses that should be included in the subgraph if there is a path between `starting_node...
[ "Get", "a", "sub", "-", "graph", "out", "of", "a", "bunch", "of", "basic", "block", "addresses", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L611-L646
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.get_function_subgraph
def get_function_subgraph(self, start, max_call_depth=None): """ Get a sub-graph of a certain function. :param start: The function start. Currently it should be an integer. :param max_call_depth: Call depth limit. None indicates no limit. :return: A CFG instance which is a sub-g...
python
def get_function_subgraph(self, start, max_call_depth=None): """ Get a sub-graph of a certain function. :param start: The function start. Currently it should be an integer. :param max_call_depth: Call depth limit. None indicates no limit. :return: A CFG instance which is a sub-g...
[ "def", "get_function_subgraph", "(", "self", ",", "start", ",", "max_call_depth", "=", "None", ")", ":", "# FIXME: syscalls are not supported", "# FIXME: start should also take a CFGNode instance", "start_node", "=", "self", ".", "get_any_node", "(", "start", ")", "node_w...
Get a sub-graph of a certain function. :param start: The function start. Currently it should be an integer. :param max_call_depth: Call depth limit. None indicates no limit. :return: A CFG instance which is a sub-graph of self.graph
[ "Get", "a", "sub", "-", "graph", "of", "a", "certain", "function", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L648-L702
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated.deadends
def deadends(self): """ Get all CFGNodes that has an out-degree of 0 :return: A list of CFGNode instances :rtype: list """ if self.graph is None: raise AngrCFGError('CFG hasn\'t been generated yet.') deadends = [i for i in self.graph if self.graph.o...
python
def deadends(self): """ Get all CFGNodes that has an out-degree of 0 :return: A list of CFGNode instances :rtype: list """ if self.graph is None: raise AngrCFGError('CFG hasn\'t been generated yet.') deadends = [i for i in self.graph if self.graph.o...
[ "def", "deadends", "(", "self", ")", ":", "if", "self", ".", "graph", "is", "None", ":", "raise", "AngrCFGError", "(", "'CFG hasn\\'t been generated yet.'", ")", "deadends", "=", "[", "i", "for", "i", "in", "self", ".", "graph", "if", "self", ".", "graph...
Get all CFGNodes that has an out-degree of 0 :return: A list of CFGNode instances :rtype: list
[ "Get", "all", "CFGNodes", "that", "has", "an", "out", "-", "degree", "of", "0" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L756-L768
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._sanitize_parameters
def _sanitize_parameters(self): """ Perform a sanity check on parameters passed in to CFG.__init__(). An AngrCFGError is raised if any parameter fails the sanity check. :return: None """ # Check additional_edges if isinstance(self._additional_edges, (list, set, ...
python
def _sanitize_parameters(self): """ Perform a sanity check on parameters passed in to CFG.__init__(). An AngrCFGError is raised if any parameter fails the sanity check. :return: None """ # Check additional_edges if isinstance(self._additional_edges, (list, set, ...
[ "def", "_sanitize_parameters", "(", "self", ")", ":", "# Check additional_edges", "if", "isinstance", "(", "self", ".", "_additional_edges", ",", "(", "list", ",", "set", ",", "tuple", ")", ")", ":", "new_dict", "=", "defaultdict", "(", "list", ")", "for", ...
Perform a sanity check on parameters passed in to CFG.__init__(). An AngrCFGError is raised if any parameter fails the sanity check. :return: None
[ "Perform", "a", "sanity", "check", "on", "parameters", "passed", "in", "to", "CFG", ".", "__init__", "()", ".", "An", "AngrCFGError", "is", "raised", "if", "any", "parameter", "fails", "the", "sanity", "check", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L776-L809
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._job_sorting_key
def _job_sorting_key(self, job): """ Get the sorting key of a CFGJob instance. :param CFGJob job: the CFGJob object. :return: An integer that determines the order of this job in the queue. :rtype: int """ if self._base_graph is None: # we don't do so...
python
def _job_sorting_key(self, job): """ Get the sorting key of a CFGJob instance. :param CFGJob job: the CFGJob object. :return: An integer that determines the order of this job in the queue. :rtype: int """ if self._base_graph is None: # we don't do so...
[ "def", "_job_sorting_key", "(", "self", ",", "job", ")", ":", "if", "self", ".", "_base_graph", "is", "None", ":", "# we don't do sorting if there is no base_graph", "return", "0", "MAX_JOBS", "=", "1000000", "if", "job", ".", "addr", "not", "in", "self", ".",...
Get the sorting key of a CFGJob instance. :param CFGJob job: the CFGJob object. :return: An integer that determines the order of this job in the queue. :rtype: int
[ "Get", "the", "sorting", "key", "of", "a", "CFGJob", "instance", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L853-L871
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._pre_analysis
def _pre_analysis(self): """ Initialization work. Executed prior to the analysis. :return: None """ # Fill up self._starts for item in self._starts: callstack = None if isinstance(item, tuple): # (addr, jumpkind) i...
python
def _pre_analysis(self): """ Initialization work. Executed prior to the analysis. :return: None """ # Fill up self._starts for item in self._starts: callstack = None if isinstance(item, tuple): # (addr, jumpkind) i...
[ "def", "_pre_analysis", "(", "self", ")", ":", "# Fill up self._starts", "for", "item", "in", "self", ".", "_starts", ":", "callstack", "=", "None", "if", "isinstance", "(", "item", ",", "tuple", ")", ":", "# (addr, jumpkind)", "ip", "=", "item", "[", "0",...
Initialization work. Executed prior to the analysis. :return: None
[ "Initialization", "work", ".", "Executed", "prior", "to", "the", "analysis", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L873-L904
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._job_queue_empty
def _job_queue_empty(self): """ A callback method called when the job queue is empty. :return: None """ self._iteratively_clean_pending_exits() while self._pending_jobs: # We don't have any exits remaining. Let's pop out a pending exit pending_j...
python
def _job_queue_empty(self): """ A callback method called when the job queue is empty. :return: None """ self._iteratively_clean_pending_exits() while self._pending_jobs: # We don't have any exits remaining. Let's pop out a pending exit pending_j...
[ "def", "_job_queue_empty", "(", "self", ")", ":", "self", ".", "_iteratively_clean_pending_exits", "(", ")", "while", "self", ".", "_pending_jobs", ":", "# We don't have any exits remaining. Let's pop out a pending exit", "pending_job", "=", "self", ".", "_get_one_pending_j...
A callback method called when the job queue is empty. :return: None
[ "A", "callback", "method", "called", "when", "the", "job", "queue", "is", "empty", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L917-L934
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._create_initial_state
def _create_initial_state(self, ip, jumpkind): """ Obtain a SimState object for a specific address Fastpath means the CFG generation will work in an IDA-like way, in which it will not try to execute every single statement in the emulator, but will just do the decoding job. This is much ...
python
def _create_initial_state(self, ip, jumpkind): """ Obtain a SimState object for a specific address Fastpath means the CFG generation will work in an IDA-like way, in which it will not try to execute every single statement in the emulator, but will just do the decoding job. This is much ...
[ "def", "_create_initial_state", "(", "self", ",", "ip", ",", "jumpkind", ")", ":", "jumpkind", "=", "\"Ijk_Boring\"", "if", "jumpkind", "is", "None", "else", "jumpkind", "if", "self", ".", "_initial_state", "is", "None", ":", "state", "=", "self", ".", "pr...
Obtain a SimState object for a specific address Fastpath means the CFG generation will work in an IDA-like way, in which it will not try to execute every single statement in the emulator, but will just do the decoding job. This is much faster than the old way. :param int ip: The instruction po...
[ "Obtain", "a", "SimState", "object", "for", "a", "specific", "address" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L936-L973
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._get_one_pending_job
def _get_one_pending_job(self): """ Retrieve a pending job. :return: A CFGJob instance or None """ pending_job_key, pending_job = self._pending_jobs.popitem() pending_job_state = pending_job.state pending_job_call_stack = pending_job.call_stack pending_j...
python
def _get_one_pending_job(self): """ Retrieve a pending job. :return: A CFGJob instance or None """ pending_job_key, pending_job = self._pending_jobs.popitem() pending_job_state = pending_job.state pending_job_call_stack = pending_job.call_stack pending_j...
[ "def", "_get_one_pending_job", "(", "self", ")", ":", "pending_job_key", ",", "pending_job", "=", "self", ".", "_pending_jobs", ".", "popitem", "(", ")", "pending_job_state", "=", "pending_job", ".", "state", "pending_job_call_stack", "=", "pending_job", ".", "cal...
Retrieve a pending job. :return: A CFGJob instance or None
[ "Retrieve", "a", "pending", "job", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L975-L1016
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._process_hints
def _process_hints(self, analyzed_addrs): """ Process function hints in the binary. :return: None """ # Function hints! # Now let's see how many new functions we can get here... while self._pending_function_hints: f = self._pending_function_hints.pop...
python
def _process_hints(self, analyzed_addrs): """ Process function hints in the binary. :return: None """ # Function hints! # Now let's see how many new functions we can get here... while self._pending_function_hints: f = self._pending_function_hints.pop...
[ "def", "_process_hints", "(", "self", ",", "analyzed_addrs", ")", ":", "# Function hints!", "# Now let's see how many new functions we can get here...", "while", "self", ".", "_pending_function_hints", ":", "f", "=", "self", ".", "_pending_function_hints", ".", "pop", "("...
Process function hints in the binary. :return: None
[ "Process", "function", "hints", "in", "the", "binary", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1018-L1046
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._post_analysis
def _post_analysis(self): """ Post-CFG-construction. :return: None """ self._make_completed_functions() new_changes = self._iteratively_analyze_function_features() functions_do_not_return = new_changes['functions_do_not_return'] self._update_function_cal...
python
def _post_analysis(self): """ Post-CFG-construction. :return: None """ self._make_completed_functions() new_changes = self._iteratively_analyze_function_features() functions_do_not_return = new_changes['functions_do_not_return'] self._update_function_cal...
[ "def", "_post_analysis", "(", "self", ")", ":", "self", ".", "_make_completed_functions", "(", ")", "new_changes", "=", "self", ".", "_iteratively_analyze_function_features", "(", ")", "functions_do_not_return", "=", "new_changes", "[", "'functions_do_not_return'", "]",...
Post-CFG-construction. :return: None
[ "Post", "-", "CFG", "-", "construction", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1048-L1068
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._pre_job_handling
def _pre_job_handling(self, job): # pylint:disable=arguments-differ """ Before processing a CFGJob. Right now each block is traced at most once. If it is traced more than once, we will mark it as "should_skip" before tracing it. An AngrForwardAnalysisSkipJob exception is raised ...
python
def _pre_job_handling(self, job): # pylint:disable=arguments-differ """ Before processing a CFGJob. Right now each block is traced at most once. If it is traced more than once, we will mark it as "should_skip" before tracing it. An AngrForwardAnalysisSkipJob exception is raised ...
[ "def", "_pre_job_handling", "(", "self", ",", "job", ")", ":", "# pylint:disable=arguments-differ", "# Extract initial info the CFGJob", "job", ".", "call_stack_suffix", "=", "job", ".", "get_call_stack_suffix", "(", ")", "job", ".", "current_function", "=", "self", "...
Before processing a CFGJob. Right now each block is traced at most once. If it is traced more than once, we will mark it as "should_skip" before tracing it. An AngrForwardAnalysisSkipJob exception is raised in order to skip analyzing the job. :param CFGJob job: The CFG job object. ...
[ "Before", "processing", "a", "CFGJob", ".", "Right", "now", "each", "block", "is", "traced", "at", "most", "once", ".", "If", "it", "is", "traced", "more", "than", "once", "we", "will", "mark", "it", "as", "should_skip", "before", "tracing", "it", ".", ...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1072-L1248
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._get_successors
def _get_successors(self, job): """ Get a collection of successors out of the current job. :param CFGJob job: The CFGJob instance. :return: A collection of successors. :rtype: list """ addr = job.addr sim_successors = job.sim_succ...
python
def _get_successors(self, job): """ Get a collection of successors out of the current job. :param CFGJob job: The CFGJob instance. :return: A collection of successors. :rtype: list """ addr = job.addr sim_successors = job.sim_succ...
[ "def", "_get_successors", "(", "self", ",", "job", ")", ":", "addr", "=", "job", ".", "addr", "sim_successors", "=", "job", ".", "sim_successors", "cfg_node", "=", "job", ".", "cfg_node", "input_state", "=", "job", ".", "state", "func_addr", "=", "job", ...
Get a collection of successors out of the current job. :param CFGJob job: The CFGJob instance. :return: A collection of successors. :rtype: list
[ "Get", "a", "collection", "of", "successors", "out", "of", "the", "current", "job", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1250-L1418
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._post_process_successors
def _post_process_successors(self, input_state, sim_successors, successors): """ Filter the list of successors :param SimState input_state: Input state. :param SimSuccessors sim_successors: The SimSuccessors instance. :param list successors: ...
python
def _post_process_successors(self, input_state, sim_successors, successors): """ Filter the list of successors :param SimState input_state: Input state. :param SimSuccessors sim_successors: The SimSuccessors instance. :param list successors: ...
[ "def", "_post_process_successors", "(", "self", ",", "input_state", ",", "sim_successors", ",", "successors", ")", ":", "if", "sim_successors", ".", "sort", "==", "'IRSB'", "and", "input_state", ".", "thumb", ":", "successors", "=", "self", ".", "_arm_thumb_filt...
Filter the list of successors :param SimState input_state: Input state. :param SimSuccessors sim_successors: The SimSuccessors instance. :param list successors: A list of successors generated after processing the current block. :return: ...
[ "Filter", "the", "list", "of", "successors" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1441-L1477
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._post_handle_job_debug
def _post_handle_job_debug(self, job, successors): """ Post job handling: print debugging information regarding the current job. :param CFGJob job: The current CFGJob instance. :param list successors: All successors of the analysis job. :return: None """ si...
python
def _post_handle_job_debug(self, job, successors): """ Post job handling: print debugging information regarding the current job. :param CFGJob job: The current CFGJob instance. :param list successors: All successors of the analysis job. :return: None """ si...
[ "def", "_post_handle_job_debug", "(", "self", ",", "job", ",", "successors", ")", ":", "sim_successors", "=", "job", ".", "sim_successors", "call_stack_suffix", "=", "job", ".", "call_stack_suffix", "extra_info", "=", "job", ".", "extra_info", "successor_status", ...
Post job handling: print debugging information regarding the current job. :param CFGJob job: The current CFGJob instance. :param list successors: All successors of the analysis job. :return: None
[ "Post", "job", "handling", ":", "print", "debugging", "information", "regarding", "the", "current", "job", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1479-L1520
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._iteratively_clean_pending_exits
def _iteratively_clean_pending_exits(self): """ Iteratively update the completed functions set, analyze whether each function returns or not, and remove pending exits if the callee function does not return. We do this iteratively so that we come to a fixed point in the end. In most cases...
python
def _iteratively_clean_pending_exits(self): """ Iteratively update the completed functions set, analyze whether each function returns or not, and remove pending exits if the callee function does not return. We do this iteratively so that we come to a fixed point in the end. In most cases...
[ "def", "_iteratively_clean_pending_exits", "(", "self", ")", ":", "while", "True", ":", "# did we finish analyzing any function?", "# fill in self._completed_functions", "self", ".", "_make_completed_functions", "(", ")", "if", "self", ".", "_pending_jobs", ":", "# There ar...
Iteratively update the completed functions set, analyze whether each function returns or not, and remove pending exits if the callee function does not return. We do this iteratively so that we come to a fixed point in the end. In most cases, the number of outer iteration equals to the maximum levels of ...
[ "Iteratively", "update", "the", "completed", "functions", "set", "analyze", "whether", "each", "function", "returns", "or", "not", "and", "remove", "pending", "exits", "if", "the", "callee", "function", "does", "not", "return", ".", "We", "do", "this", "iterat...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1522-L1557
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._clean_pending_exits
def _clean_pending_exits(self): """ Remove those pending exits if: a) they are the return exits of non-returning SimProcedures b) they are the return exits of non-returning syscalls c) they are the return exits of non-returning functions :return: True if any pending exit...
python
def _clean_pending_exits(self): """ Remove those pending exits if: a) they are the return exits of non-returning SimProcedures b) they are the return exits of non-returning syscalls c) they are the return exits of non-returning functions :return: True if any pending exit...
[ "def", "_clean_pending_exits", "(", "self", ")", ":", "pending_exits_to_remove", "=", "[", "]", "for", "block_id", ",", "pe", "in", "self", ".", "_pending_jobs", ".", "items", "(", ")", ":", "if", "pe", ".", "returning_source", "is", "None", ":", "# The or...
Remove those pending exits if: a) they are the return exits of non-returning SimProcedures b) they are the return exits of non-returning syscalls c) they are the return exits of non-returning functions :return: True if any pending exits are removed, False otherwise :rtype: bool
[ "Remove", "those", "pending", "exits", "if", ":", "a", ")", "they", "are", "the", "return", "exits", "of", "non", "-", "returning", "SimProcedures", "b", ")", "they", "are", "the", "return", "exits", "of", "non", "-", "returning", "syscalls", "c", ")", ...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1559-L1614
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._handle_successor
def _handle_successor(self, job, successor, successors): """ Returns a new CFGJob instance for further analysis, or None if there is no immediate state to perform the analysis on. :param CFGJob job: The current job. """ state = successor all_successor_states = s...
python
def _handle_successor(self, job, successor, successors): """ Returns a new CFGJob instance for further analysis, or None if there is no immediate state to perform the analysis on. :param CFGJob job: The current job. """ state = successor all_successor_states = s...
[ "def", "_handle_successor", "(", "self", ",", "job", ",", "successor", ",", "successors", ")", ":", "state", "=", "successor", "all_successor_states", "=", "successors", "addr", "=", "job", ".", "addr", "# The PathWrapper instance to return", "pw", "=", "None", ...
Returns a new CFGJob instance for further analysis, or None if there is no immediate state to perform the analysis on. :param CFGJob job: The current job.
[ "Returns", "a", "new", "CFGJob", "instance", "for", "further", "analysis", "or", "None", "if", "there", "is", "no", "immediate", "state", "to", "perform", "the", "analysis", "on", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1635-L1821
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._handle_job_without_successors
def _handle_job_without_successors(self, job, irsb, insn_addrs): """ A block without successors should still be handled so it can be added to the function graph correctly. :param CFGJob job: The current job that do not have any successor. :param IRSB irsb: The related IRSB. :...
python
def _handle_job_without_successors(self, job, irsb, insn_addrs): """ A block without successors should still be handled so it can be added to the function graph correctly. :param CFGJob job: The current job that do not have any successor. :param IRSB irsb: The related IRSB. :...
[ "def", "_handle_job_without_successors", "(", "self", ",", "job", ",", "irsb", ",", "insn_addrs", ")", ":", "# it's not an empty block", "# handle all conditional exits", "ins_addr", "=", "job", ".", "addr", "for", "stmt_idx", ",", "stmt", "in", "enumerate", "(", ...
A block without successors should still be handled so it can be added to the function graph correctly. :param CFGJob job: The current job that do not have any successor. :param IRSB irsb: The related IRSB. :param insn_addrs: A list of instruction addresses of this IRSB. :return: Non...
[ "A", "block", "without", "successors", "should", "still", "be", "handled", "so", "it", "can", "be", "added", "to", "the", "function", "graph", "correctly", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1823-L1856
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._handle_actions
def _handle_actions(self, state, current_run, func, sp_addr, accessed_registers): """ For a given state and current location of of execution, will update a function by adding the offets of appropriate actions to the stack variable or argument registers for the fnc. :param SimState state...
python
def _handle_actions(self, state, current_run, func, sp_addr, accessed_registers): """ For a given state and current location of of execution, will update a function by adding the offets of appropriate actions to the stack variable or argument registers for the fnc. :param SimState state...
[ "def", "_handle_actions", "(", "self", ",", "state", ",", "current_run", ",", "func", ",", "sp_addr", ",", "accessed_registers", ")", ":", "se", "=", "state", ".", "solver", "if", "func", "is", "not", "None", "and", "sp_addr", "is", "not", "None", ":", ...
For a given state and current location of of execution, will update a function by adding the offets of appropriate actions to the stack variable or argument registers for the fnc. :param SimState state: upcoming state. :param SimSuccessors current_run: possible result states. :param kno...
[ "For", "a", "given", "state", "and", "current", "location", "of", "of", "execution", "will", "update", "a", "function", "by", "adding", "the", "offets", "of", "appropriate", "actions", "to", "the", "stack", "variable", "or", "argument", "registers", "for", "...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1860-L1900
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._update_function_transition_graph
def _update_function_transition_graph(self, src_node_key, dst_node_key, jumpkind='Ijk_Boring', ins_addr=None, stmt_idx=None, confirmed=None): """ Update transition graphs of functions in function manager based on information passed in. :param str jumpki...
python
def _update_function_transition_graph(self, src_node_key, dst_node_key, jumpkind='Ijk_Boring', ins_addr=None, stmt_idx=None, confirmed=None): """ Update transition graphs of functions in function manager based on information passed in. :param str jumpki...
[ "def", "_update_function_transition_graph", "(", "self", ",", "src_node_key", ",", "dst_node_key", ",", "jumpkind", "=", "'Ijk_Boring'", ",", "ins_addr", "=", "None", ",", "stmt_idx", "=", "None", ",", "confirmed", "=", "None", ")", ":", "if", "dst_node_key", ...
Update transition graphs of functions in function manager based on information passed in. :param str jumpkind: Jumpkind. :param CFGNode src_node: Source CFGNode :param CFGNode dst_node: Destionation CFGNode :param int ret_addr: The theoretical return address for calls :return: N...
[ "Update", "transition", "graphs", "of", "functions", "in", "function", "manager", "based", "on", "information", "passed", "in", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L1969-L2085
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._update_function_callsites
def _update_function_callsites(self, noreturns): """ Update the callsites of functions (remove return targets) that are calling functions that are just deemed not returning. :param iterable func_addrs: A collection of functions for newly-recovered non-returning functions. :retur...
python
def _update_function_callsites(self, noreturns): """ Update the callsites of functions (remove return targets) that are calling functions that are just deemed not returning. :param iterable func_addrs: A collection of functions for newly-recovered non-returning functions. :retur...
[ "def", "_update_function_callsites", "(", "self", ",", "noreturns", ")", ":", "for", "callee_func", "in", "noreturns", ":", "# consult the callgraph to find callers of each function", "if", "callee_func", ".", "addr", "not", "in", "self", ".", "functions", ".", "callg...
Update the callsites of functions (remove return targets) that are calling functions that are just deemed not returning. :param iterable func_addrs: A collection of functions for newly-recovered non-returning functions. :return: None
[ "Update", "the", "callsites", "of", "functions", "(", "remove", "return", "targets", ")", "that", "are", "calling", "functions", "that", "are", "just", "deemed", "not", "returning", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L2087-L2107
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._filter_insane_successors
def _filter_insane_successors(self, successors): """ Throw away all successors whose target doesn't make sense This method is called after we resolve an indirect jump using an unreliable method (like, not through one of the indirect jump resolvers, but through either pure concrete execu...
python
def _filter_insane_successors(self, successors): """ Throw away all successors whose target doesn't make sense This method is called after we resolve an indirect jump using an unreliable method (like, not through one of the indirect jump resolvers, but through either pure concrete execu...
[ "def", "_filter_insane_successors", "(", "self", ",", "successors", ")", ":", "old_successors", "=", "successors", "[", ":", ":", "]", "successors", "=", "[", "]", "for", "i", ",", "suc", "in", "enumerate", "(", "old_successors", ")", ":", "if", "suc", "...
Throw away all successors whose target doesn't make sense This method is called after we resolve an indirect jump using an unreliable method (like, not through one of the indirect jump resolvers, but through either pure concrete execution or backward slicing) to filter out the obviously incorre...
[ "Throw", "away", "all", "successors", "whose", "target", "doesn", "t", "make", "sense" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L2138-L2172
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._remove_non_return_edges
def _remove_non_return_edges(self): """ Remove those return_from_call edges that actually do not return due to calling some not-returning functions. :return: None """ for func in self.kb.functions.values(): graph = func.transition_graph all_return_...
python
def _remove_non_return_edges(self): """ Remove those return_from_call edges that actually do not return due to calling some not-returning functions. :return: None """ for func in self.kb.functions.values(): graph = func.transition_graph all_return_...
[ "def", "_remove_non_return_edges", "(", "self", ")", ":", "for", "func", "in", "self", ".", "kb", ".", "functions", ".", "values", "(", ")", ":", "graph", "=", "func", ".", "transition_graph", "all_return_edges", "=", "[", "(", "u", ",", "v", ")", "for...
Remove those return_from_call edges that actually do not return due to calling some not-returning functions. :return: None
[ "Remove", "those", "return_from_call", "edges", "that", "actually", "do", "not", "return", "due", "to", "calling", "some", "not", "-", "returning", "functions", ".", ":", "return", ":", "None" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L2174-L2203
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._convert_indirect_jump_targets_to_states
def _convert_indirect_jump_targets_to_states(job, indirect_jump_targets): """ Convert each concrete indirect jump target into a SimState. :param job: The CFGJob instance. :param indirect_jump_targets: A collection of concrete jump targets resolved from a indirect j...
python
def _convert_indirect_jump_targets_to_states(job, indirect_jump_targets): """ Convert each concrete indirect jump target into a SimState. :param job: The CFGJob instance. :param indirect_jump_targets: A collection of concrete jump targets resolved from a indirect j...
[ "def", "_convert_indirect_jump_targets_to_states", "(", "job", ",", "indirect_jump_targets", ")", ":", "successors", "=", "[", "]", "for", "t", "in", "indirect_jump_targets", ":", "# Insert new successors", "a", "=", "job", ".", "sim_successors", ".", "all_successors"...
Convert each concrete indirect jump target into a SimState. :param job: The CFGJob instance. :param indirect_jump_targets: A collection of concrete jump targets resolved from a indirect jump. :return: A list of SimStates. :rtype: ...
[ "Convert", "each", "concrete", "indirect", "jump", "target", "into", "a", "SimState", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L2214-L2230
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._try_resolving_indirect_jumps
def _try_resolving_indirect_jumps(self, sim_successors, cfg_node, func_addr, successors, exception_info, artifacts): """ Resolve indirect jumps specified by sim_successors.addr. :param SimSuccessors sim_successors: The SimSuccessors instance. :param CFGNode cfg_node: ...
python
def _try_resolving_indirect_jumps(self, sim_successors, cfg_node, func_addr, successors, exception_info, artifacts): """ Resolve indirect jumps specified by sim_successors.addr. :param SimSuccessors sim_successors: The SimSuccessors instance. :param CFGNode cfg_node: ...
[ "def", "_try_resolving_indirect_jumps", "(", "self", ",", "sim_successors", ",", "cfg_node", ",", "func_addr", ",", "successors", ",", "exception_info", ",", "artifacts", ")", ":", "# Try to resolve indirect jumps with advanced backward slicing (if enabled)", "if", "sim_succe...
Resolve indirect jumps specified by sim_successors.addr. :param SimSuccessors sim_successors: The SimSuccessors instance. :param CFGNode cfg_node: The CFGNode instance. :param int func_addr: Current function address. :param list successors: ...
[ "Resolve", "indirect", "jumps", "specified", "by", "sim_successors", ".", "addr", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L2232-L2391
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._backward_slice_indirect
def _backward_slice_indirect(self, cfgnode, sim_successors, current_function_addr): """ Try to resolve an indirect jump by slicing backwards """ # TODO: make this a real indirect jump resolver under the new paradigm irsb = sim_successors.artifacts['irsb'] # shorthand l...
python
def _backward_slice_indirect(self, cfgnode, sim_successors, current_function_addr): """ Try to resolve an indirect jump by slicing backwards """ # TODO: make this a real indirect jump resolver under the new paradigm irsb = sim_successors.artifacts['irsb'] # shorthand l...
[ "def", "_backward_slice_indirect", "(", "self", ",", "cfgnode", ",", "sim_successors", ",", "current_function_addr", ")", ":", "# TODO: make this a real indirect jump resolver under the new paradigm", "irsb", "=", "sim_successors", ".", "artifacts", "[", "'irsb'", "]", "# s...
Try to resolve an indirect jump by slicing backwards
[ "Try", "to", "resolve", "an", "indirect", "jump", "by", "slicing", "backwards" ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L2393-L2508
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._symbolically_back_traverse
def _symbolically_back_traverse(self, current_block, block_artifacts, cfg_node): """ Symbolically executes from ancestor nodes (2-5 times removed) finding paths of execution through the given CFGNode. :param SimSuccessors current_block: SimSuccessor with address to attempt to navigate t...
python
def _symbolically_back_traverse(self, current_block, block_artifacts, cfg_node): """ Symbolically executes from ancestor nodes (2-5 times removed) finding paths of execution through the given CFGNode. :param SimSuccessors current_block: SimSuccessor with address to attempt to navigate t...
[ "def", "_symbolically_back_traverse", "(", "self", ",", "current_block", ",", "block_artifacts", ",", "cfg_node", ")", ":", "class", "register_protector", ":", "def", "__init__", "(", "self", ",", "reg_offset", ",", "info_collection", ")", ":", "\"\"\"\n ...
Symbolically executes from ancestor nodes (2-5 times removed) finding paths of execution through the given CFGNode. :param SimSuccessors current_block: SimSuccessor with address to attempt to navigate to. :param dict block_artifacts: Container of IRSB data - specifically used for known persist...
[ "Symbolically", "executes", "from", "ancestor", "nodes", "(", "2", "-", "5", "times", "removed", ")", "finding", "paths", "of", "execution", "through", "the", "given", "CFGNode", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L2510-L2639
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._get_symbolic_function_initial_state
def _get_symbolic_function_initial_state(self, function_addr, fastpath_mode_state=None): """ Symbolically execute the first basic block of the specified function, then returns it. We prepares the state using the already existing state in fastpath mode (if avaiable). :param functi...
python
def _get_symbolic_function_initial_state(self, function_addr, fastpath_mode_state=None): """ Symbolically execute the first basic block of the specified function, then returns it. We prepares the state using the already existing state in fastpath mode (if avaiable). :param functi...
[ "def", "_get_symbolic_function_initial_state", "(", "self", ",", "function_addr", ",", "fastpath_mode_state", "=", "None", ")", ":", "if", "function_addr", "is", "None", ":", "return", "None", "if", "function_addr", "in", "self", ".", "_symbolic_function_initial_state...
Symbolically execute the first basic block of the specified function, then returns it. We prepares the state using the already existing state in fastpath mode (if avaiable). :param function_addr: The function address :return: A symbolic state if succeeded, None otherwise
[ "Symbolically", "execute", "the", "first", "basic", "block", "of", "the", "specified", "function", "then", "returns", "it", ".", "We", "prepares", "the", "state", "using", "the", "already", "existing", "state", "in", "fastpath", "mode", "(", "if", "avaiable", ...
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L2641-L2696
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._search_for_function_hints
def _search_for_function_hints(self, successor_state): """ Scan for constants that might be used as exit targets later, and add them into pending_exits. :param SimState successor_state: A successing state. :return: A list of discovered code addresses. ...
python
def _search_for_function_hints(self, successor_state): """ Scan for constants that might be used as exit targets later, and add them into pending_exits. :param SimState successor_state: A successing state. :return: A list of discovered code addresses. ...
[ "def", "_search_for_function_hints", "(", "self", ",", "successor_state", ")", ":", "function_hints", "=", "[", "]", "for", "action", "in", "successor_state", ".", "history", ".", "recent_actions", ":", "if", "action", ".", "type", "==", "'reg'", "and", "actio...
Scan for constants that might be used as exit targets later, and add them into pending_exits. :param SimState successor_state: A successing state. :return: A list of discovered code addresses. :rtype: list
[ "Scan", "for", "constants", "that", "might", "be", "used", "as", "exit", "targets", "later", "and", "add", "them", "into", "pending_exits", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L2700-L2748
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._get_simsuccessors
def _get_simsuccessors(self, addr, job, current_function_addr=None): """ Create the SimSuccessors instance for a block. :param int addr: Address of the block. :param CFGJob job: The CFG job instance with an input state inside. :param int current_f...
python
def _get_simsuccessors(self, addr, job, current_function_addr=None): """ Create the SimSuccessors instance for a block. :param int addr: Address of the block. :param CFGJob job: The CFG job instance with an input state inside. :param int current_f...
[ "def", "_get_simsuccessors", "(", "self", ",", "addr", ",", "job", ",", "current_function_addr", "=", "None", ")", ":", "exception_info", "=", "None", "state", "=", "job", ".", "state", "saved_state", "=", "job", ".", "state", "# We don't have to make a copy her...
Create the SimSuccessors instance for a block. :param int addr: Address of the block. :param CFGJob job: The CFG job instance with an input state inside. :param int current_function_addr: Address of the current function. :return: ...
[ "Create", "the", "SimSuccessors", "instance", "for", "a", "block", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L2752-L2915
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._create_new_call_stack
def _create_new_call_stack(self, addr, all_jobs, job, exit_target, jumpkind): """ Creates a new call stack, and according to the jumpkind performs appropriate actions. :param int addr: Address to create at. :param Simsuccessors all_jobs: Jobs to get s...
python
def _create_new_call_stack(self, addr, all_jobs, job, exit_target, jumpkind): """ Creates a new call stack, and according to the jumpkind performs appropriate actions. :param int addr: Address to create at. :param Simsuccessors all_jobs: Jobs to get s...
[ "def", "_create_new_call_stack", "(", "self", ",", "addr", ",", "all_jobs", ",", "job", ",", "exit_target", ",", "jumpkind", ")", ":", "if", "self", ".", "_is_call_jumpkind", "(", "jumpkind", ")", ":", "new_call_stack", "=", "job", ".", "call_stack_copy", "(...
Creates a new call stack, and according to the jumpkind performs appropriate actions. :param int addr: Address to create at. :param Simsuccessors all_jobs: Jobs to get stack pointer from or return address. :param CFGJob job: CFGJob to c...
[ "Creates", "a", "new", "call", "stack", "and", "according", "to", "the", "jumpkind", "performs", "appropriate", "actions", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L2917-L3017
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._create_cfgnode
def _create_cfgnode(self, sim_successors, call_stack, func_addr, block_id=None, depth=None, exception_info=None): """ Create a context-sensitive CFGNode instance for a specific block. :param SimSuccessors sim_successors: The SimSuccessors object. :param CallStack call_stack_suff...
python
def _create_cfgnode(self, sim_successors, call_stack, func_addr, block_id=None, depth=None, exception_info=None): """ Create a context-sensitive CFGNode instance for a specific block. :param SimSuccessors sim_successors: The SimSuccessors object. :param CallStack call_stack_suff...
[ "def", "_create_cfgnode", "(", "self", ",", "sim_successors", ",", "call_stack", ",", "func_addr", ",", "block_id", "=", "None", ",", "depth", "=", "None", ",", "exception_info", "=", "None", ")", ":", "sa", "=", "sim_successors", ".", "artifacts", "# shorth...
Create a context-sensitive CFGNode instance for a specific block. :param SimSuccessors sim_successors: The SimSuccessors object. :param CallStack call_stack_suffix: The call stack. :param int func_addr: Address of the current function. :param Bloc...
[ "Create", "a", "context", "-", "sensitive", "CFGNode", "instance", "for", "a", "specific", "block", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L3019-L3085
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._detect_loops
def _detect_loops(self, loop_callback=None): """ Loop detection. :param func loop_callback: A callback function for each detected loop backedge. :return: None """ loop_finder = self.project.analyses.LoopFinder(kb=self.kb, normalize=False, fail_fast=self._fail_fast) ...
python
def _detect_loops(self, loop_callback=None): """ Loop detection. :param func loop_callback: A callback function for each detected loop backedge. :return: None """ loop_finder = self.project.analyses.LoopFinder(kb=self.kb, normalize=False, fail_fast=self._fail_fast) ...
[ "def", "_detect_loops", "(", "self", ",", "loop_callback", "=", "None", ")", ":", "loop_finder", "=", "self", ".", "project", ".", "analyses", ".", "LoopFinder", "(", "kb", "=", "self", ".", "kb", ",", "normalize", "=", "False", ",", "fail_fast", "=", ...
Loop detection. :param func loop_callback: A callback function for each detected loop backedge. :return: None
[ "Loop", "detection", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L3089-L3108
train
angr/angr
angr/analyses/cfg/cfg_emulated.py
CFGEmulated._immediate_dominators
def _immediate_dominators(self, node, target_graph=None, reverse_graph=False): """ Get all immediate dominators of sub graph from given node upwards. :param str node: id of the node to navigate forwards from. :param networkx.classes.digraph.DiGraph target_graph: graph to analyse, defaul...
python
def _immediate_dominators(self, node, target_graph=None, reverse_graph=False): """ Get all immediate dominators of sub graph from given node upwards. :param str node: id of the node to navigate forwards from. :param networkx.classes.digraph.DiGraph target_graph: graph to analyse, defaul...
[ "def", "_immediate_dominators", "(", "self", ",", "node", ",", "target_graph", "=", "None", ",", "reverse_graph", "=", "False", ")", ":", "if", "target_graph", "is", "None", ":", "target_graph", "=", "self", ".", "graph", "if", "node", "not", "in", "target...
Get all immediate dominators of sub graph from given node upwards. :param str node: id of the node to navigate forwards from. :param networkx.classes.digraph.DiGraph target_graph: graph to analyse, default is self.graph. :param bool reverse_graph: Whether the target graph should be reversed bef...
[ "Get", "all", "immediate", "dominators", "of", "sub", "graph", "from", "given", "node", "upwards", "." ]
4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40
https://github.com/angr/angr/blob/4e2f97d56af5419ee73bdb30482c8dd8ff5f3e40/angr/analyses/cfg/cfg_emulated.py#L3212-L3269
train