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Use more bin.limit in bin.macho

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pancake 2023-09-18 11:14:18 +02:00 committed by pancake
parent 39d5b0f9e5
commit 15cfe2925a
2 changed files with 17 additions and 2 deletions
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4
libr/bin/format/mach0/mach0.c
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@ -3994,6 +3994,10 @@ static bool _load_relocations(struct MACH0_(obj_t) *mo) {
if (amount < 0) {
amount = 0;
}
const int bin_limit = mo->limit;
if (bin_limit > 0 && amount > bin_limit) {
amount = bin_limit;
}
for (j = 0; j < amount; j++) {
struct reloc_t *reloc = R_NEW0 (struct reloc_t);
if (!reloc) {

15
libr/bin/p/bin_mach0.c
View File

@ -466,13 +466,24 @@ static RList* patch_relocs(RBinFile *bf) {
}
r_pvector_push (&ext_relocs, reloc);
}
if (mo->reloc_fixups && r_list_length (mo->reloc_fixups) > 0) {
int relocs_count = r_list_length (mo->reloc_fixups);
if (mo->reloc_fixups && relocs_count > 0) {
ut8 buf[8], obuf[8];
RBinReloc *r;
RListIter *iter2;
int count = mo->limit;
if (count == 0) {
if (relocs_count > count) {
R_LOG_WARN ("mo.limit for relocs");
}
count = relocs_count;
}
r_list_foreach (mo->reloc_fixups, iter2, r) {
if (count-- < 0) {
break;
}
ut64 paddr = r->paddr + mo->baddr;
ut8 buf[8], obuf[8];
r_write_ble64 (buf, r->vaddr, false);
b->iob.read_at (b->iob.io, paddr, obuf, 8);
if (memcmp (buf, obuf, 8)) {