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powerpc-darwin.dylib

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This commit is contained in:
John Reiser
2009-05-27 10:19:50 -07:00
parent bde43fbdfb
commit 7ffcc0a5e7
8 changed files with 349 additions and 4 deletions
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src/p_mach.cpp
+55 -4
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@@ -63,6 +63,9 @@ static const
// The runtime stub for the dyld -init routine does not use "fold"ed code.
//#include "stub/i386-darwin.dylib-fold.h"
static const
#include "stub/powerpc-darwin.dylib-entry.h"
template <class T>
PackMachBase<T>::PackMachBase(InputFile *f, unsigned cputype, unsigned filetype,
unsigned flavor, unsigned count, unsigned size) :
@@ -87,6 +90,11 @@ PackDylibI386::PackDylibI386(InputFile *f) : super(f)
my_filetype = Mach_header::MH_DYLIB;
}
PackDylibPPC32::PackDylibPPC32(InputFile *f) : super(f)
{
my_filetype = Mach_header::MH_DYLIB;
}
template <class T>
const int *PackMachBase<T>::getCompressionMethods(int method, int level) const
{
@@ -313,6 +321,14 @@ PackDylibI386::buildLoader(const Filter *ft)
0, 0, ft );
}
void
PackDylibPPC32::buildLoader(const Filter *ft)
{
buildMachLoader(
stub_powerpc_darwin_dylib_entry, sizeof(stub_powerpc_darwin_dylib_entry),
0, 0, ft );
}
template <class T>
void PackMachBase<T>::patchLoader() { }
@@ -430,6 +446,13 @@ void PackMachBase<T>::pack4dylib( // append PackHeader
case Mach_segment_command::LC_REEXPORT_DYLIB:
hdrpos += seg->cmdsize;
break; // contain no file offset fields
case Mach_segment_command::LC_TWOLEVEL_HINTS: {
Mach_twolevel_hints_command cmd = *(Mach_twolevel_hints_command const *)seg;
if (o_end_txt <= cmd.offset) { cmd.offset += slide; }
fo->seek(hdrpos, SEEK_SET);
fo->rewrite(&cmd, sizeof(cmd));
hdrpos += sizeof(cmd);
} break;
case Mach_segment_command::LC_ROUTINES_64:
case Mach_segment_command::LC_ROUTINES: {
Mach_routines_command cmd = *(Mach_routines_command const *)seg;
@@ -527,9 +550,14 @@ void PackDylibI386::pack4(OutputFile *fo, Filter &ft) // append PackHeader
pack4dylib(fo, ft, threado.state.eip);
}
void PackDylibPPC32::pack4(OutputFile *fo, Filter &ft) // append PackHeader
{
pack4dylib(fo, ft, threado.state.srr0);
}
void PackMachPPC32::pack3(OutputFile *fo, Filter &ft) // append loader
{
BE32 disp;
TE32 disp;
unsigned const zero = 0;
unsigned len = fo->getBytesWritten();
fo->write(&zero, 3& (0u-len));
@@ -543,7 +571,7 @@ void PackMachPPC32::pack3(OutputFile *fo, Filter &ft) // append loader
void PackMachI386::pack3(OutputFile *fo, Filter &ft) // append loader
{
LE32 disp;
TE32 disp;
unsigned const zero = 0;
unsigned len = fo->getBytesWritten();
fo->write(&zero, 3& (0u-len));
@@ -557,7 +585,7 @@ void PackMachI386::pack3(OutputFile *fo, Filter &ft) // append loader
void PackMachARMEL::pack3(OutputFile *fo, Filter &ft) // append loader
{
LE32 disp;
TE32 disp;
unsigned const zero = 0;
unsigned len = fo->getBytesWritten();
fo->write(&zero, 3& (0u-len));
@@ -571,7 +599,30 @@ void PackMachARMEL::pack3(OutputFile *fo, Filter &ft) // append loader
void PackDylibI386::pack3(OutputFile *fo, Filter &ft) // append loader
{
LE32 disp;
TE32 disp;
unsigned const zero = 0;
unsigned len = fo->getBytesWritten();
fo->write(&zero, 3& (0u-len));
len += (3& (0u-len)) + 4*sizeof(disp);
disp = prev_init_address;
fo->write(&disp, sizeof(disp)); // user .init_address
disp = sizeof(mhdro) + mhdro.sizeofcmds + sizeof(l_info) + sizeof(p_info);
fo->write(&disp, sizeof(disp)); // src offset(compressed __TEXT)
disp = len - disp - 3*sizeof(disp);
fo->write(&disp, sizeof(disp)); // length(compressed __TEXT)
unsigned const save_sz_mach_headers(sz_mach_headers);
sz_mach_headers = 0;
super::pack3(fo, ft);
sz_mach_headers = save_sz_mach_headers;
}
void PackDylibPPC32::pack3(OutputFile *fo, Filter &ft) // append loader
{
TE32 disp;
unsigned const zero = 0;
unsigned len = fo->getBytesWritten();
fo->write(&zero, 3& (0u-len));