def textSection(self):
sect = coffSection()
sect.Name = '.text\x00\x00\x00'
sect.Flags = (SectionFlags.CNT_CODE |
SectionFlags.LNK_COMDAT |
SectionFlags.MEM_EXECUTE |
SectionFlags.MEM_READ |
SectionFlags.ALIGN_16BYTES)
sect.RawData = self.cp.Code
for patchin in self.cp.CodePatchins:
# How do I tell what type it is?
addr = patchin[1]
if patchin[2] == DIRECT:
patchinType = RelocationTypes.I386_DIR32
elif patchin[2] == RELATIVE:
patchinType = RelocationTypes.I386_REL32
else:
raise RuntimeError("Invalid patchin type")
try:
loc = self.coff.Symbols.GetLocation(patchin[0])
r = coffRelocationEntry(addr,loc,typ=patchinType)
except coffError:
r = coffRelocationEntry(addr,0x0,typ=patchinType)
sect.RelocationData.append(r)
sym = self.coff.Symbols.GetSymbol('.text\x00\x00\x00')
sym.RebuildAuxiliaries(len(sect.RawData),len(self.cp.CodePatchins),0,
crc32(sect.RawData),0,0)
# attempt to add line numbers
for sym in self.cp.CodeSymbols:
symLoc = self.coff.Symbols.GetLocation(sym[0])
sect.LineNumberData.append(coffLineNumberEntry(symLoc,0x0))
return sect
def textSection(self):
sect = coffSection()
sect.Name = '.text\x00\x00\x00'
sect.Flags = (SectionFlags.CNT_CODE | SectionFlags.LNK_COMDAT
| SectionFlags.MEM_EXECUTE | SectionFlags.MEM_READ
| SectionFlags.ALIGN_16BYTES)
sect.RawData = self.cp.Code
for patchin in self.cp.CodePatchins:
# How do I tell what type it is?
addr = patchin[1]
if patchin[2] == DIRECT:
patchinType = RelocationTypes.I386_DIR32
elif patchin[2] == RELATIVE:
patchinType = RelocationTypes.I386_REL32
else:
raise RuntimeError("Invalid patchin type")
try:
loc = self.coff.Symbols.GetLocation(patchin[0])
r = coffRelocationEntry(addr, loc, typ=patchinType)
except coffError:
r = coffRelocationEntry(addr, 0x0, typ=patchinType)
sect.RelocationData.append(r)
sym = self.coff.Symbols.GetSymbol('.text\x00\x00\x00')
sym.RebuildAuxiliaries(len(sect.RawData), len(self.cp.CodePatchins), 0,
crc32(sect.RawData), 0, 0)
# attempt to add line numbers
for sym in self.cp.CodeSymbols:
symLoc = self.coff.Symbols.GetLocation(sym[0])
sect.LineNumberData.append(coffLineNumberEntry(symLoc, 0x0))
return sect
s1.Flags = (SectionFlags.LNK_REMOVE |
SectionFlags.LNK_INFO |
SectionFlags.ALIGN_1BYTES)
s1.RawData = '-defaultlib:LIBCMT -defaultlib:OLDNAMES '
c.Sections.append(s1)
s2 = coffSection()
s2.Name = ".text\x00\x00\x00"
s2.Flags = (SectionFlags.CNT_CODE |
SectionFlags.LNK_COMDAT |
SectionFlags.MEM_EXECUTE |
SectionFlags.MEM_READ |
SectionFlags.ALIGN_16BYTES)
s2.RawData = "\x68\x00\x00\x00\x00\xE8\x00\x00\x00\x00\x83\xC4\x04\x33\xC0\xC3"
r = coffRelocationEntry(addr=0x1,sym=0xC,typ=RelocationTypes.I386_DIR32)
s2.RelocationData.append(r)
r= coffRelocationEntry(addr=0x6,sym=0x9,typ=RelocationTypes.I386_REL32)
s2.RelocationData.append(r)
c.Sections.append(s2)
s3 = coffSection()
s3.Name = '.data\x00\x00\x00'
s3.Flags = (SectionFlags.LNK_COMDAT |
SectionFlags.CNT_INITIALIZED_DATA |
SectionFlags.MEM_WRITE |
SectionFlags.MEM_READ |
SectionFlags.ALIGN_4BYTES)
s1.Flags = SectionFlags.LNK_REMOVE | SectionFlags.LNK_INFO | SectionFlags.ALIGN_1BYTES
s1.RawData = "-defaultlib:LIBCMT -defaultlib:OLDNAMES "
c.Sections.append(s1)
s2 = coffSection()
s2.Name = ".text\x00\x00\x00"
s2.Flags = (
SectionFlags.CNT_CODE
| SectionFlags.LNK_COMDAT
| SectionFlags.MEM_EXECUTE
| SectionFlags.MEM_READ
| SectionFlags.ALIGN_16BYTES
)
s2.RawData = "\x68\x00\x00\x00\x00\xE8\x00\x00\x00\x00\x83\xC4\x04\x33\xC0\xC3"
r = coffRelocationEntry(addr=0x1, sym=0xC, typ=RelocationTypes.I386_DIR32)
s2.RelocationData.append(r)
r = coffRelocationEntry(addr=0x6, sym=0x9, typ=RelocationTypes.I386_REL32)
s2.RelocationData.append(r)
c.Sections.append(s2)
s3 = coffSection()
s3.Name = ".data\x00\x00\x00"
s3.Flags = (
SectionFlags.LNK_COMDAT
| SectionFlags.CNT_INITIALIZED_DATA
| SectionFlags.MEM_WRITE
| SectionFlags.MEM_READ
