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pdbsymbols.py
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pdbsymbols.py
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#!/usr/bin/env python
# pdbsymbols.py modified from pdbdump
# Copyright (C) 2009 https://code.google.com/p/pdbdump/
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import sys, os
import comtypes
import comtypes.client
import winnt
msdia = comtypes.client.GetModule( r'msdia80.dll' )
from comtypes.gen.Dia2Lib import *
PTRSIZE = 4 # sizeof(void*)/sizeof(char)
LOCATION_STR=('Null', 'Static', 'TLS', 'RegRel', 'ThisRel', 'Enregistered', 'BitField', 'Slot', 'IlRel', 'MetaData', 'Constant')
SymTagNull, SymTagExe, SymTagCompiland, SymTagCompilandDetails, \
SymTagCompilandEnv, SymTagFunction, SymTagBlock, SymTagData, \
SymTagAnnotation, SymTagLabel, SymTagPublicSymbol, SymTagUDT, \
SymTagEnum, SymTagFunctionType, SymTagPointerType, SymTagArrayType, \
SymTagBaseType, SymTagTypedef, SymTagBaseClass, SymTagFriend, \
SymTagFunctionArgType, SymTagFuncDebugStart, SymTagFuncDebugEnd, SymTagUsingNamespace, \
SymTagVTableShape, SymTagVTable, SymTagCustom, SymTagThunk, \
SymTagCustomType, SymTagManagedType, SymTagDimension, SymTagMax = range(32)
SYMTAG_STR =('Null', 'Exe', 'Compiland', 'CompilandDetails', 'CompilandEnv', 'Function',
'Block', 'Data', 'Annotation', 'Label', 'PublicSymbol', 'UDT', 'Enum',
'FunctionType', 'PointerType', 'ArrayType', 'BaseType', 'Typedef',
'BaseClass', 'Friend', 'FunctionArgType', 'FuncDebugStart', 'FuncDebugEnd',
'UsingNamespace', 'VTableShape', 'VTable', 'Custom', 'Thunk', 'CustomType',
'ManagedType', 'Dimension')
DataIsUnknown, DataIsLocal, DataIsStaticLocal, DataIsParam, \
DataIsObjectPtr, DataIsFileStatic, DataIsGlobal, DataIsMember, \
DataIsStaticMember, DataIsConstant = range(10)
DATAKIND_STR=('Unknown', 'Local', 'StaticLocal', 'Param', 'ObjectPtr', 'FileStatic', 'Global', 'Member', 'StaticMember', 'Constant')
UdtStruct, UdtClass, UdtUnion = range(3)
UDTKIND_STR = ('struct', 'class', 'union')
LocIsNull, LocIsStatic, LocIsTLS, LocIsRegRel, LocIsThisRel, LocIsEnregistered, \
LocIsBitField, LocIsSlot, LocIsIlRel, LocInMetaData, LocIsConstant, LocTypeMax = range(12)
btNoType = 0
btVoid = 1
btChar = 2
btWChar = 3
btInt = 6
btUInt = 7
btFloat = 8
btBCD = 9
btBool = 10
btLong = 13
btULong = 14
btCurrency = 25
btDate = 26
btVariant = 27
btComplex = 28
btBit = 29
btBSTR = 30
btHresult = 31
CV_ARM_R0 = 10
CV_ARM_R1 = 11
CV_ARM_R2 = 12
CV_ARM_R3 = 13
CV_ARM_R4 = 14
CV_ARM_R5 = 15
CV_ARM_R6 = 16
CV_ARM_R7 = 17
CV_ARM_R8 = 18
CV_ARM_R9 = 19
CV_ARM_R10 = 20
CV_ARM_R11 = 21 # Frame pointer, if allocated
CV_ARM_R12 = 22
CV_ARM_SP = 23 # Stack pointer
CV_ARM_LR = 24 # Link Register
CV_ARM_PC = 25 # Program counter
CV_ARM_CPSR = 26 # Current program status register
CV_REG_EAX = 17
CV_REG_ECX = 18
CV_REG_EDX = 19
CV_REG_EBX = 20
CV_REG_ESP = 21
CV_REG_EBP = 22
CV_REG_ESI = 23
CV_REG_EDI = 24
CV_REG_EDXEAX = 212
REGS_ARM={ CV_ARM_R0 :"r0", CV_ARM_R1 :"r1", CV_ARM_R2 :"r2", CV_ARM_R3 :"r3",
CV_ARM_R4 :"r4", CV_ARM_R5 :"r5", CV_ARM_R6 :"r6", CV_ARM_R7 :"r7",
CV_ARM_R8 :"r8", CV_ARM_R9 :"r9", CV_ARM_R10 :"r10", CV_ARM_R11 :"r11",
CV_ARM_R12 :"r12", CV_ARM_SP :"sp", CV_ARM_LR :"lr", CV_ARM_PC :"pc",
CV_ARM_CPSR :"cpsr"}
REGS_386={ CV_REG_EAX: "eax", CV_REG_ECX: "ecx", CV_REG_EDX: "edx", CV_REG_EBX: "ebx",
CV_REG_ESP: "esp", CV_REG_EBP: "ebp", CV_REG_ESI: "esi", CV_REG_EDI: "edi",
CV_REG_EDXEAX: "edx:eax",}
REGS_X64={}
REG_NAMES={ 332:REGS_386, 448:REGS_ARM, 450:REGS_ARM, 512:REGS_X64}
CV_CALL_NEAR_C = 0x00 # near right to left push, caller pops stack
CV_CALL_NEAR_FAST = 0x04 # near left to right push with regs, callee pops stack
CV_CALL_NEAR_STD = 0x07 # near standard call
CV_CALL_NEAR_SYS = 0x09 # near sys call
CV_CALL_THISCALL = 0x0b # this call (this passed in register)
CALLCONV_STR = {
CV_CALL_NEAR_C: "__cdecl",
CV_CALL_NEAR_FAST: "__fastcall",
CV_CALL_NEAR_STD: "__stdcall",
CV_CALL_NEAR_SYS: "__syscall",
CV_CALL_THISCALL: "__thiscall", }
nsNone = 0
nsfCaseSensitive = 0x1 # apply a case sensitive match
nsfCaseInsensitive = 0x2 # apply a case insensitive match
nsfFNameExt = 0x4 # treat names as paths and apply a filename.ext match
nsfRegularExpression = 0x8 # regular expression
nsfUndecoratedName = 0x10 # applies only to symbols that have both undecorated and decorated names
# predefined names for backward source compatibility
nsCaseSensitive = nsfCaseSensitive # apply a case sensitive match
nsCaseInsensitive = nsfCaseInsensitive # apply a case insensitive match
nsFNameExt = nsfCaseInsensitive | nsfFNameExt # treat names as paths and apply a filename.ext match
nsRegularExpression = nsfRegularExpression | nsfCaseSensitive # regular expression (using only '*' and '?')
nsCaseInRegularExpression = nsfRegularExpression | nsfCaseInsensitive # case insensitive regular expression
class SymPublic:
def __init__(self):
self.location = None
self.size = None
self.undecorated_name = None
self.name = None
class PdbFile:
def __init__(self, pdb_file):
self.pdb_file = pdb_file
try:
self.ds = comtypes.client.CreateObject( msdia.DiaSource )
except:
os.system('regsvr32 /s msdia80.dll')
self.ds = comtypes.client.CreateObject( msdia.DiaSource )
self.session = None
self.public = []
def __find_children(self, parent, symTag=SymTagNull, name=None, compareFlags=nsNone):
for sym in parent.findChildren(symTag, name, compareFlags):
yield sym.QueryInterface(IDiaSymbol)
def __format_location(self, sym):
if sym.locationType==LocIsStatic: return "%08X" % sym.virtualAddresss
elif sym.locationType==LocIsTLS: pass # sym.virtualAddress
elif sym.locationType==LocIsRegRel: pass # (RegisterStr(sym), offsetstr(sym.offset))
elif sym.locationType==LocIsThisRel: pass # offsetstr(sym.offset)
elif sym.locationType==LocIsEnregistered: pass # RegisterStr(sym)
elif sym.locationType==LocIsBitField: pass # (sym.offset, sym.bitPosition, sym.length)
elif sym.locationType==LocIsSlot: pass # (sym.slot)
elif sym.locationType==LocIsIlRel: pass # sym.offset
elif sym.locationType==LocInMetaData: pass # sym.token
elif sym.locationType==LocIsConstant: pass # sym.value
elif sym.locationType==LocIsNull: pass
else: pass
return None
def __dump_symbol(self, sym):
if sym.symTag==SymTagEnum:
print "Asked to dump SymTagEnum"
elif sym.symTag==SymTagTypedef:
print "Asked to dump SymTagTypedef"
elif sym.symTag==SymTagData:
print "Asked to dump SymTagData"
elif sym.symTag==SymTagFunction:
print "Asked to dump SymTagFunction"
elif sym.symTag==SymTagBaseClass:
print "Asked to dump SymTagBaseClase"
elif sym.symTag==SymTagUDT:
print "Asked to dump SymTagUDT"
elif sym.symTag==SymTagPublicSymbol:
p = SymPublic()
p.location = "%08X" % sym.virtualAddress
p.size = sym.length
p.undecorated_name = sym.undecoratedName
p.name = sym.name
return p
else:
o += '?ACHTUNG '+SYMTAG_STR[sym.symTag]
return None
def setup(self):
if self.ds == None:
print "[!] DiaSource not created"
return False
try:
self.ds.loadDataFromPdb(self.pdb_file)
except:
#ds.loadDataForExe(arg, '', None)
pass
self.session = self.ds.openSession()
#ses.loadAddress = 0x00400000
def dump_children(self, scope, symTag):
o = ''
for sym in self.__find_children(scope, symTag): #, None, nsfUndecoratedName
self.public.append(self.__dump_symbol(sym))
return o
def dump_props(self, sym):
for d in dir(sym):
try:
a = sym.__getattribute__(d)
except:
continue
if isinstance(a, int):
print d, a
elif isinstance(a, long):
print d, a
elif isinstance(a, str):
print d, a
elif isinstance(a, unicode):
print d, a
def get_public(self):
if not self.session:
print "[!] No session"
return False
# DUMP ALL PUBLICS
self.dump_children(self.session.globalScope, SymTagPublicSymbol)
for sym in self.__find_children(self.session.globalScope, SymTagPublicSymbol):
#self.dump_props(sym)
self.public.append(self.__dump_symbol(sym))
if __name__=='__main__':
arg = sys.argv[1]
pf = PdbFile(arg)
pf.setup()
pf.get_public()
for p in pf.public:
print "%s: %10d | %s" % (p.location, p.size, p.undecorated_name)