From 460e0a5ce04a256a24a6aff2da86ebe9027acf23 Mon Sep 17 00:00:00 2001 From: Jari Vetoniemi Date: Mon, 19 Feb 2018 11:58:46 +0200 Subject: linker: add some hacks until rewrite --- src/linker/linker.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'src/linker') diff --git a/src/linker/linker.c b/src/linker/linker.c index 6b7a2bc..09ebf8f 100644 --- a/src/linker/linker.c +++ b/src/linker/linker.c @@ -415,7 +415,6 @@ _Unwind_Ptr apkenv_android_dl_unwind_find_exidx(_Unwind_Ptr pc, int *pcount) { soinfo *si; unsigned addr = (unsigned)pc; - for (si = apkenv_solist; si != 0; si = si->next){ if ((addr >= si->base) && (addr < (si->base + si->size))) { *pcount = si->ARM_exidx_count; @@ -435,14 +434,12 @@ apkenv_android_dl_iterate_phdr(int (*cb)(struct dl_phdr_info *info, size_t size, soinfo *si; struct dl_phdr_info dl_info; int rv = 0; - for (si = apkenv_solist; si != NULL; si = si->next) { dl_info.dlpi_addr = si->linkmap.l_addr; dl_info.dlpi_name = si->linkmap.l_name; dl_info.dlpi_phdr = (void*)si->phdr; dl_info.dlpi_phnum = si->phnum; - rv = cb(&dl_info, sizeof (struct dl_phdr_info), data); - if (rv != 0) + if ((rv = cb(&dl_info, sizeof (struct dl_phdr_info), data)) != 0) break; } return rv; @@ -1427,7 +1424,11 @@ static int apkenv_reloc_library(soinfo *si, Elf32_Rel *rel, unsigned count) sym_name = (char *)(strtab + symtab[sym].st_name); memcpy(wrap_sym_name + 7, sym_name, MIN(sizeof(wrap_sym_name) - 7, strlen(sym_name))); sym_addr = 0; - if ((sym_addr = dlsym(RTLD_DEFAULT, wrap_sym_name))) { + + if (!strcmp(sym_name, "dl_iterate_phdr")) { + // FIXME: hack, move to libc.so + sym_addr = apkenv_android_dl_iterate_phdr; + } else if ((sym_addr = dlsym(RTLD_DEFAULT, wrap_sym_name))) { LINKER_DEBUG_PRINTF("%s hooked symbol %s to %x\n", si->name, wrap_sym_name, sym_addr); } else if ((sym_addr = dlsym(RTLD_DEFAULT, sym_name))) { LINKER_DEBUG_PRINTF("%s hooked symbol %s to %x\n", si->name, sym_name, sym_addr); -- cgit v1.2.3