diff options
| author | Jari Vetoniemi <mailroxas@gmail.com> | 2018-02-22 18:40:15 +0200 |
|---|---|---|
| committer | Jari Vetoniemi <mailroxas@gmail.com> | 2018-02-22 18:46:36 +0200 |
| commit | c4f2f8449ad09301e5725f69b7374d958cc5dff8 (patch) | |
| tree | 084c8e916e09cd0cbd16bd6732b0fbff217fc81b /src/linker | |
| parent | 952720c8def83d62bc0d328c2cc46ead8254703d (diff) | |
refactor commit
Diffstat (limited to 'src/linker')
| -rw-r--r-- | src/linker/linker.c | 20 |
1 files changed, 8 insertions, 12 deletions
diff --git a/src/linker/linker.c b/src/linker/linker.c index e5e1095..0927164 100644 --- a/src/linker/linker.c +++ b/src/linker/linker.c @@ -119,7 +119,7 @@ static const char *apkenv_ldpreload_names[LDPRELOAD_MAX + 1]; static soinfo *apkenv_preloads[LDPRELOAD_MAX + 1]; #if LINKER_DEBUG -int apkenv_debug_verbosity = 5; +int apkenv_debug_verbosity = 0; #endif static int apkenv_pid; @@ -1133,6 +1133,10 @@ apkenv_load_library(const char *name) Elf32_Ehdr *hdr; if(fd == -1) { + if (dlopen(name, RTLD_NOW | RTLD_GLOBAL)) { + DEBUG("Loaded %s with glibc dlopen\n", name); + return NULL; + } #if !LINKER_DEBUG if (!is_lib_optional(name)) #endif @@ -1365,12 +1369,9 @@ static int apkenv_reloc_library(soinfo *si, Elf32_Rel *rel, unsigned count) memcpy(wrap_sym_name + 7, sym_name, MIN(sizeof(wrap_sym_name) - 7, strlen(sym_name))); sym_addr = 0; - if (!strcmp(sym_name, "dl_iterate_phdr")) { - // FIXME: hack, move to libc.so - sym_addr = bionic_dl_iterate_phdr; - } else if ((sym_addr = dlsym(RTLD_DEFAULT, wrap_sym_name))) { + if ((sym_addr = (intptr_t)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))) { + } else if ((sym_addr = (intptr_t)dlsym(RTLD_DEFAULT, sym_name))) { LINKER_DEBUG_PRINTF("%s hooked symbol %s to %x\n", si->name, sym_name, sym_addr); } #if 0 @@ -1762,8 +1763,8 @@ static int apkenv_nullify_closed_stdio (void) static void apkenv_wrap_function(void *sym_addr, char *sym_name, int is_thumb, soinfo *si) { - void *hook = NULL; #ifdef APKENV_LATEHOOKS + void *hook = NULL; if((hook = apkenv_get_hooked_symbol(sym_name, 0)) != NULL) { // if we have a hook redirect the call to that by overwriting @@ -2068,13 +2069,8 @@ static int apkenv_link_image(soinfo *si, unsigned wr_offset) if(d[0] == DT_NEEDED){ DEBUG("%5d %s needs %s\n", apkenv_pid, si->name, si->strtab + d[1]); soinfo *lsi = NULL; -#if 1 // if (get_builtin_lib_handle(si->strtab + d[1]) == NULL) lsi = apkenv_find_library(si->strtab + d[1]); - if (!lsi && dlopen(si->strtab + d[1], RTLD_NOW | RTLD_GLOBAL)) { - DEBUG("Loaded %s with glibc dlopen\n", si->strtab + d[1]); - } -#endif if(lsi == 0) { /** * XXX Dirty Hack Alarm --thp XXX |