diff options
Diffstat (limited to 'libexec/rtld-elf/rtld.c')
| -rw-r--r-- | libexec/rtld-elf/rtld.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/libexec/rtld-elf/rtld.c b/libexec/rtld-elf/rtld.c index 9398209..9d6087e 100644 --- a/libexec/rtld-elf/rtld.c +++ b/libexec/rtld-elf/rtld.c @@ -2149,6 +2149,7 @@ do_load_object(int fd, const char *name, char *path, struct stat *sbp, return (NULL); } + obj->dlopened = (flags & RTLD_LO_DLOPEN) != 0; *obj_tail = obj; obj_tail = &obj->next; obj_count++; @@ -4752,6 +4753,27 @@ _rtld_get_stack_prot(void) return (stack_prot); } +int +_rtld_is_dlopened(void *arg) +{ + Obj_Entry *obj; + RtldLockState lockstate; + int res; + + rlock_acquire(rtld_bind_lock, &lockstate); + obj = dlcheck(arg); + if (obj == NULL) + obj = obj_from_addr(arg); + if (obj == NULL) { + _rtld_error("No shared object contains address"); + lock_release(rtld_bind_lock, &lockstate); + return (-1); + } + res = obj->dlopened ? 1 : 0; + lock_release(rtld_bind_lock, &lockstate); + return (res); +} + static void map_stacks_exec(RtldLockState *lockstate) { |
