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lzma for ELF

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This commit is contained in:
John Reiser
2006-06-24 14:00:41 -07:00
parent 1a51451ec2
commit 4eb505755e
30 changed files with 6341 additions and 6206 deletions
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src/packer_c.cpp
+23 -1
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@@ -192,6 +192,10 @@ const char *Packer::getDecompressorSections() const
"LZMA_DEC00,LZMA_DEC10,LZMA_DEC30";
static const char lzma_fast[] =
"LZMA_DEC00,LZMA_DEC20,LZMA_DEC30";
static const char lzma_elf_small[] =
"LZMA_ELF00,LZMA_DEC10,LZMA_DEC30";
static const char lzma_elf_fast[] =
"LZMA_ELF00,LZMA_DEC20,LZMA_DEC30";
if (ph.method == M_NRV2B_LE32)
return opt->small ? nrv2b_le32_small : nrv2b_le32_fast;
@@ -201,8 +205,17 @@ const char *Packer::getDecompressorSections() const
return opt->small ? nrv2e_le32_small : nrv2e_le32_fast;
if (ph.method == M_CL1B_LE32)
return opt->small ? cl1b_le32_small : cl1b_le32_fast;
if (ph.method == M_LZMA)
if (ph.method == M_LZMA) {
if (UPX_F_LINUX_ELF_i386 ==ph.format
|| UPX_F_LINUX_ELFI_i386 ==ph.format
|| UPX_F_LINUX_ELF64_AMD ==ph.format
|| UPX_F_LINUX_ELF32_ARMLE==ph.format
|| UPX_F_LINUX_ELFPPC32 ==ph.format
|| UPX_F_LINUX_ELF32_ARMBE==ph.format ) {
return opt->small ? lzma_elf_small : lzma_elf_fast;
}
return opt->small ? lzma_small : lzma_fast;
}
throwInternalError("bad decompressor");
return NULL;
}
@@ -225,6 +238,15 @@ unsigned Packer::getDecompressorWrkmemSize() const
void Packer::patchDecompressor(void *loader, int lsize)
{
if (UPX_F_LINUX_ELF_i386 ==ph.format
|| UPX_F_LINUX_ELFI_i386 ==ph.format
|| UPX_F_LINUX_ELF64_AMD ==ph.format
|| UPX_F_LINUX_ELF32_ARMLE==ph.format
|| UPX_F_LINUX_ELFPPC32 ==ph.format
|| UPX_F_LINUX_ELF32_ARMBE==ph.format ) {
// ELF calls the decompressor many times; the parameters change!
return;
}
if (ph.method == M_LZMA)
{
const lzma_compress_result_t *res = &ph.compress_result.result_lzma;