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# Copyright (c) 2015-2016 Vector 35 LLC
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to
# deal in the Software without restriction, including without limitation the
# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
# sell copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
# IN THE SOFTWARE.
import ctypes
#Binary Ninja components
import _binaryninjacore as core
import startup
import architecture
class _PlatformMetaClass(type):
@property
def list(self):
startup._init_plugins()
count = ctypes.c_ulonglong()
platforms = core.BNGetPlatformList(count)
result = []
for i in xrange(0, count.value):
result.append(Platform(None, core.BNNewPlatformReference(platforms[i])))
core.BNFreePlatformList(platforms, count.value)
return result
@property
def os_list(self):
startup._init_plugins()
count = ctypes.c_ulonglong()
platforms = core.BNGetPlatformOSList(count)
result = []
for i in xrange(0, count.value):
result.append(str(platforms[i]))
core.BNFreePlatformOSList(platforms, count.value)
return result
def __iter__(self):
startup._init_plugins()
count = ctypes.c_ulonglong()
platforms = core.BNGetPlatformList(count)
try:
for i in xrange(0, count.value):
yield Platform(None, core.BNNewPlatformReference(platforms[i]))
finally:
core.BNFreePlatformList(platforms, count.value)
def __setattr__(self, name, value):
try:
type.__setattr__(self,name,value)
except AttributeError:
raise AttributeError, "attribute '%s' is read only" % name
def __getitem__(cls, value):
startup._init_plugins()
platform = core.BNGetPlatformByName(str(value))
if platform is None:
raise KeyError, "'%s' is not a valid platform" % str(value)
return Platform(None, platform)
def get_list(cls, os = None, arch = None):
startup._init_plugins()
count = ctypes.c_ulonglong()
if os is None:
platforms = core.BNGetPlatformList(count)
elif arch is None:
platforms = core.BNGetPlatformListByOS(os)
else:
platforms = core.BNGetPlatformListByArchitecture(os, arch.handle)
result = []
for i in xrange(0, count.value):
result.append(Platform(None, core.BNNewPlatformReference(platforms[i])))
core.BNFreePlatformList(platforms, count.value)
return result
class Platform(object):
"""
``class Platform`` contains all information releated to the execution environment of the binary, mainly the
calling conventions used.
"""
__metaclass__ = _PlatformMetaClass
name = None
def __init__(self, arch, handle = None):
if handle is None:
self.arch = arch
self.handle = core.BNCreatePlatform(arch.handle, self.__class__.name)
else:
self.handle = handle
self.__dict__["name"] = core.BNGetPlatformName(self.handle)
self.arch = architecture.Architecture(core.BNGetPlatformArchitecture(self.handle))
def __del__(self):
core.BNFreePlatform(self.handle)
@property
def default_calling_convention(self):
"""
Default calling convention.
:getter: returns a CallingConvention object for the default calling convention.
:setter: sets the default calling convention
:type: CallingConvention
"""
result = core.BNGetPlatformDefaultCallingConvention(self.handle)
if result is None:
return None
return CallingConvention(None, result)
@default_calling_convention.setter
def default_calling_convention(self, value):
core.BNRegisterPlatformDefaultCallingConvention(self.handle, value.handle)
@property
def cdecl_calling_convention(self):
"""
Cdecl calling convention.
:getter: returns a CallingConvention object for the cdecl calling convention.
:setter sets the cdecl calling convention
:type: CallingConvention
"""
result = core.BNGetPlatformCdeclCallingConvention(self.handle)
if result is None:
return None
return CallingConvention(None, result)
@cdecl_calling_convention.setter
def cdecl_calling_convention(self, value):
core.BNRegisterPlatformCdeclCallingConvention(self.handle, value.handle)
@property
def stdcall_calling_convention(self):
"""
Stdcall calling convention.
:getter: returns a CallingConvention object for the stdcall calling convention.
:setter sets the stdcall calling convention
:type: CallingConvention
"""
result = core.BNGetPlatformStdcallCallingConvention(self.handle)
if result is None:
return None
return CallingConvention(None, result)
@stdcall_calling_convention.setter
def stdcall_calling_convention(self, value):
core.BNRegisterPlatformStdcallCallingConvention(self.handle, value.handle)
@property
def fastcall_calling_convention(self):
"""
Fastcall calling convention.
:getter: returns a CallingConvention object for the fastcall calling convention.
:setter sets the fastcall calling convention
:type: CallingConvention
"""
result = core.BNGetPlatformFastcallCallingConvention(self.handle)
if result is None:
return None
return CallingConvention(None, result)
@fastcall_calling_convention.setter
def fastcall_calling_convention(self, value):
core.BNRegisterPlatformFastcallCallingConvention(self.handle, value.handle)
@property
def system_call_convention(self):
"""
System call convention.
:getter: returns a CallingConvention object for the system call convention.
:setter sets the system call convention
:type: CallingConvention
"""
result = core.BNGetPlatformSystemCallConvention(self.handle)
if result is None:
return None
return CallingConvention(None, result)
@system_call_convention.setter
def system_call_convention(self, value):
core.BNSetPlatformSystemCallConvention(self.handle, value.handle)
@property
def calling_conventions(self):
"""
List of platform CallingConvention objects (read-only)
:getter: returns the list of supported CallingConvention objects
:type: list(CallingConvention)
"""
count = ctypes.c_ulonglong()
cc = core.BNGetPlatformCallingConventions(self.handle, count)
result = []
for i in xrange(0, count.value):
result.append(CallingConvention(None, core.BNNewCallingConventionReference(cc[i])))
core.BNFreeCallingConventionList(cc, count.value)
return result
def __setattr__(self, name, value):
try:
object.__setattr__(self,name,value)
except AttributeError:
raise AttributeError, "attribute '%s' is read only" % name
def __repr__(self):
return "<platform: %s>" % self.name
def __str__(self):
return self.name
def register(self, os):
"""
``register`` registers the platform for given OS name.
:param str os: OS name to register
:rtype: None
"""
core.BNRegisterPlatform(os, self.handle)
def register_calling_convention(self, cc):
"""
``register_calling_convention`` register a new calling convention.
:param CallingConvention cc: a CallingConvention object to register
:rtype: None
"""
core.BNRegisterPlatformCallingConvention(self.handle, cc.handle)
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