diff options
Diffstat (limited to 'elf/dl-iteratephdr.c')
| -rw-r--r-- | elf/dl-iteratephdr.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/elf/dl-iteratephdr.c b/elf/dl-iteratephdr.c index d615cd6312..6ed90c73b1 100644 --- a/elf/dl-iteratephdr.c +++ b/elf/dl-iteratephdr.c @@ -42,14 +42,32 @@ __dl_iterate_phdr (int (*callback) (struct dl_phdr_info *info, __rtld_lock_lock_recursive (GL(dl_load_lock)); __libc_cleanup_push (cancel_handler, 0); - for (l = GL(dl_loaded); l != NULL; l = l->l_next) + /* We have to determine the namespace of the caller since this determines + which namespace is reported. */ + const void *caller = RETURN_ADDRESS (0); + size_t nloaded = GL(dl_ns)[0]._ns_nloaded; + Lmid_t ns = 0; + for (Lmid_t cnt = DL_NNS - 1; cnt > 0; --cnt) + for (struct link_map *l = GL(dl_ns)[cnt]._ns_loaded; l; l = l->l_next) + { + /* We have to count the total number of loaded objects. */ + nloaded += GL(dl_ns)[cnt]._ns_nloaded; + + if (caller >= (const void *) l->l_map_start + && caller < (const void *) l->l_map_end) + /* There must be exactly one DSO for the range of the virtual + memory. Otherwise something is really broken. */ + ns = cnt; + } + + for (l = GL(dl_ns)[ns]._ns_loaded; l != NULL; l = l->l_next) { info.dlpi_addr = l->l_addr; info.dlpi_name = l->l_name; info.dlpi_phdr = l->l_phdr; info.dlpi_phnum = l->l_phnum; info.dlpi_adds = GL(dl_load_adds); - info.dlpi_subs = GL(dl_load_adds) - GL(dl_nloaded); + info.dlpi_subs = GL(dl_load_adds) - nloaded; ret = callback (&info, sizeof (struct dl_phdr_info), data); if (ret) break; @@ -87,7 +105,7 @@ dl_iterate_phdr (int (*callback) (struct dl_phdr_info *info, info.dlpi_phdr = _dl_phdr; info.dlpi_phnum = _dl_phnum; info.dlpi_adds = GL(dl_load_adds); - info.dlpi_subs = GL(dl_load_adds) - GL(dl_nloaded); + info.dlpi_subs = GL(dl_load_adds) - GL(dl_ns)[LM_ID_BASE]._ns_nloaded; ret = (*callback) (&info, sizeof (struct dl_phdr_info), data); if (ret) return ret; |