mirror/upx
1
0
Fork 0
mirror of https://github.com/upx/upx synced 2025-09-28 19:06:07 +08:00
Code Issues Releases Wiki Activity

merge

Browse Source
This commit is contained in:
John Reiser 2010-02-20 20:40:04 -08:00
commit 6aa4579db8
2 changed files with 18 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
src/linker.cpp
View File

@ -679,7 +679,10 @@ void ElfLinkerArmBE::relocate1(const Relocation *rel, upx_byte *location,
{
set_be32(location, get_be32(location) + value);
}
else if (strcmp(type, "R_ARM_THM_CALL") == 0)
else if (strcmp(type, "R_ARM_THM_CALL") == 0
|| strcmp(type, "R_ARM_THM_XPC22") == 0
|| strcmp(type, "R_ARM_THM_PC22") == 0
)
{
value -= rel->section->offset + rel->offset;
value += ((get_be16(location) & 0x7ff) << 12);
@ -711,7 +714,10 @@ void ElfLinkerArmLE::relocate1(const Relocation *rel, upx_byte *location,
{
set_le32(location, get_le32(location) + value);
}
else if (strcmp(type, "R_ARM_THM_CALL") == 0)
else if (strcmp(type, "R_ARM_THM_CALL") == 0
|| strcmp(type, "R_ARM_THM_XPC22") == 0
|| strcmp(type, "R_ARM_THM_PC22") == 0
)
{
value -= rel->section->offset + rel->offset;
value += ((get_le16(location) & 0x7ff) << 12);

18
src/p_lx_elf.cpp
View File

@ -643,9 +643,9 @@ PackLinuxElf32::buildLinuxLoader(
{
initLoader(proto, szproto);
if (0 < szfold) {
struct b_info h; memset(&h, 0, sizeof(h));
unsigned fold_hdrlen = 0;
if (0 < szfold) {
cprElfHdr1 const *const hf = (cprElfHdr1 const *)fold;
fold_hdrlen = umax(0x80, sizeof(hf->ehdr) +
get_te16(&hf->ehdr.e_phentsize) * get_te16(&hf->ehdr.e_phnum) +
@ -654,12 +654,10 @@ PackLinuxElf32::buildLinuxLoader(
h.b_method = (unsigned char) ph.method;
h.b_ftid = (unsigned char) ph.filter;
h.b_cto8 = (unsigned char) ph.filter_cto;
}
unsigned char const *const uncLoader = fold_hdrlen + fold;
h.sz_cpr = MemBuffer::getSizeForCompression(h.sz_unc + (0==h.sz_unc));
unsigned char *const cprLoader = new unsigned char[sizeof(h) + h.sz_cpr];
if (0 < szfold) {
int r = upx_compress(uncLoader, h.sz_unc, sizeof(h) + cprLoader, &h.sz_cpr,
NULL, ph.method, 10, NULL, NULL );
if (r != UPX_E_OK || h.sz_cpr >= h.sz_unc)
@ -679,7 +677,6 @@ PackLinuxElf32::buildLinuxLoader(
delete[] tmp;
}
#endif //}
}
unsigned const sz_cpr = h.sz_cpr;
set_te32(&h.sz_cpr, h.sz_cpr);
set_te32(&h.sz_unc, h.sz_unc);
@ -688,6 +685,10 @@ PackLinuxElf32::buildLinuxLoader(
// This adds the definition to the "library", to be used later.
linker->addSection("FOLDEXEC", cprLoader, sizeof(h) + sz_cpr, 0);
delete [] cprLoader;
}
else {
linker->addSection("FOLDEXEC", "", 0, 0);
}
addStubEntrySections(ft);
@ -707,9 +708,9 @@ PackLinuxElf64::buildLinuxLoader(
{
initLoader(proto, szproto);
if (0 < szfold) {
struct b_info h; memset(&h, 0, sizeof(h));
unsigned fold_hdrlen = 0;
if (0 < szfold) {
cprElfHdr1 const *const hf = (cprElfHdr1 const *)fold;
fold_hdrlen = umax(0x80, sizeof(hf->ehdr) +
get_te16(&hf->ehdr.e_phentsize) * get_te16(&hf->ehdr.e_phnum) +
@ -718,17 +719,14 @@ PackLinuxElf64::buildLinuxLoader(
h.b_method = (unsigned char) ph.method;
h.b_ftid = (unsigned char) ph.filter;
h.b_cto8 = (unsigned char) ph.filter_cto;
}
unsigned char const *const uncLoader = fold_hdrlen + fold;
h.sz_cpr = MemBuffer::getSizeForCompression(h.sz_unc + (0==h.sz_unc));
unsigned char *const cprLoader = new unsigned char[sizeof(h) + h.sz_cpr];
if (0 < szfold) {
int r = upx_compress(uncLoader, h.sz_unc, sizeof(h) + cprLoader, &h.sz_cpr,
NULL, ph.method, 10, NULL, NULL );
if (r != UPX_E_OK || h.sz_cpr >= h.sz_unc)
throwInternalError("loader compression failed");
}
unsigned const sz_cpr = h.sz_cpr;
set_te32(&h.sz_cpr, h.sz_cpr);
set_te32(&h.sz_unc, h.sz_unc);
@ -737,6 +735,10 @@ PackLinuxElf64::buildLinuxLoader(
// This adds the definition to the "library", to be used later.
linker->addSection("FOLDEXEC", cprLoader, sizeof(h) + sz_cpr, 0);
delete [] cprLoader;
}
else {
linker->addSection("FOLDEXEC", "", 0, 0);
}
addStubEntrySections(ft);