diff options
Diffstat (limited to 'sysdeps/generic/dl-cache.c')
| -rw-r--r-- | sysdeps/generic/dl-cache.c | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/sysdeps/generic/dl-cache.c b/sysdeps/generic/dl-cache.c index 28fab0b19e..85db10e06c 100644 --- a/sysdeps/generic/dl-cache.c +++ b/sysdeps/generic/dl-cache.c @@ -52,7 +52,7 @@ do \ right = cache->nlibs - 1; \ middle = (left + right) / 2; \ cmpres = 1; \ - \ + \ while (left <= right) \ { \ /* Make sure string table indices are not bogus before using \ @@ -121,7 +121,7 @@ do \ { \ HWCAP_CHECK; \ best = cache_data + cache->libs[middle].value; \ - \ + \ if (flags == _dl_correct_cache_id) \ /* We've found an exact match for the shared \ object and no general `ELF' release. Stop \ @@ -166,14 +166,16 @@ _dl_load_cache_lookup (const char *name) if (file && cachesize > sizeof *cache && !memcmp (file, CACHEMAGIC, sizeof CACHEMAGIC - 1)) { + size_t offset; /* Looks ok. */ cache = file; /* Check for new version. */ - cache_new = (struct cache_file_new *) &cache->libs[cache->nlibs]; - if (cachesize < - (sizeof (struct cache_file) + cache->nlibs * sizeof (struct file_entry) - + sizeof (struct cache_file_new)) + offset = ALIGN_CACHE (sizeof (struct cache_file) + + cache->nlibs * sizeof (struct file_entry)); + + cache_new = (struct cache_file_new *) ((void *)cache + offset); + if (cachesize < (offset + sizeof (struct cache_file_new)) || memcmp (cache_new->magic, CACHEMAGIC_NEW, sizeof CACHEMAGIC_NEW - 1) || memcmp (cache_new->version, CACHE_VERSION, @@ -202,9 +204,6 @@ _dl_load_cache_lookup (const char *name) /* Previously looked for the cache file and didn't find it. */ return NULL; - /* This is where the strings start. */ - cache_data = (const char *) &cache->libs[cache->nlibs]; - best = NULL; if (cache_new != (void *) -1) @@ -213,6 +212,9 @@ _dl_load_cache_lookup (const char *name) unsigned long int *hwcap; weak_extern (_dl_hwcap); + /* This is where the strings start. */ + cache_data = (const char *) cache_new; + hwcap = &_dl_hwcap; #define HWCAP_CHECK \ @@ -221,9 +223,13 @@ _dl_load_cache_lookup (const char *name) SEARCH_CACHE (cache_new); } else + { + /* This is where the strings start. */ + cache_data = (const char *) &cache->libs[cache->nlibs]; #undef HWCAP_CHECK #define HWCAP_CHECK do {} while (0) - SEARCH_CACHE (cache); + SEARCH_CACHE (cache); + } /* Print our result if wanted. */ if (_dl_debug_libs && best != NULL) |