Lines Matching refs:obj
105 static int do_search_info(const Obj_Entry *obj, int, struct dl_serinfo *);
152 static int relocate_object(Obj_Entry *obj, bool bind_now, Obj_Entry *rtldobj,
183 static bool obj_resolve_origin(Obj_Entry *obj);
190 static void rtld_fill_dl_phdr_info(const Obj_Entry *obj,
265 Elf_Addr _rtld_bind(Obj_Entry *obj, Elf_Size reloff);
501 Obj_Entry *last_interposer, *obj, *preload_tail; in _rtld() local
855 TAILQ_FOREACH(obj, &obj_list, next) { in _rtld()
856 if (obj->marker) in _rtld()
858 if (obj->z_interpose && obj != obj_main) { in _rtld()
859 objlist_put_after(&list_main, last_interposer, obj); in _rtld()
860 last_interposer = obj; in _rtld()
862 objlist_push_tail(&list_main, obj); in _rtld()
864 obj->refcount++; in _rtld()
895 allocate_tls_offset(entry->obj); in _rtld()
973 TAILQ_FOREACH(obj, &obj_list, next) { in _rtld()
974 if (obj->marker) in _rtld()
976 if (ld_loadfltr || obj->z_loadfltr) in _rtld()
977 load_filtees(obj, 0, &lockstate); in _rtld()
995 rtld_resolve_ifunc(const Obj_Entry *obj, const Elf_Sym *def) in rtld_resolve_ifunc() argument
1000 ptr = (void *)make_function_pointer(def, obj); in rtld_resolve_ifunc()
1010 _rtld_bind(Obj_Entry *obj, Elf_Size reloff) in _rtld_bind() argument
1022 if (obj->pltrel) in _rtld_bind()
1023 rel = (const Elf_Rel *)((const char *)obj->pltrel + reloff); in _rtld_bind()
1025 rel = (const Elf_Rel *)((const char *)obj->pltrela + reloff); in _rtld_bind()
1027 where = (Elf_Addr *)(obj->relocbase + rel->r_offset); in _rtld_bind()
1028 def = find_symdef(ELF_R_SYM(rel->r_info), obj, &defobj, SYMLOOK_IN_PLT, in _rtld_bind()
1039 obj->path == NULL ? NULL : basename(obj->path), in _rtld_bind()
1050 target = reloc_jmpslot(where, target, defobj, obj, rel); in _rtld_bind()
1118 origin_subst_one(Obj_Entry *obj, char *real, const char *kw, in origin_subst_one() argument
1143 if (subst_count == 0 || (obj != NULL && !obj_resolve_origin(obj))) in origin_subst_one()
1145 if (obj != NULL) in origin_subst_one()
1146 subst = obj->origin_path; in origin_subst_one()
1198 origin_subst(Obj_Entry *obj, const char *real) in origin_subst() argument
1203 if (obj == NULL || !trust) in origin_subst()
1215 res = origin_subst_one(tokens[i].pass_obj ? obj : NULL, in origin_subst()
1239 digest_dynamic1(Obj_Entry *obj, int early, const Elf_Dyn **dyn_rpath, in digest_dynamic1() argument
1243 Needed_Entry **needed_tail = &obj->needed; in digest_dynamic1()
1244 Needed_Entry **needed_filtees_tail = &obj->needed_filtees; in digest_dynamic1()
1245 Needed_Entry **needed_aux_filtees_tail = &obj->needed_aux_filtees; in digest_dynamic1()
1256 obj->bind_now = false; in digest_dynamic1()
1257 dynp = obj->dynamic; in digest_dynamic1()
1264 obj->rel = (const Elf_Rel *)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1268 obj->relsize = dynp->d_un.d_val; in digest_dynamic1()
1276 obj->pltrel = (const Elf_Rel *) in digest_dynamic1()
1277 (obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1281 obj->pltrelsize = dynp->d_un.d_val; in digest_dynamic1()
1285 obj->rela = (const Elf_Rela *)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1289 obj->relasize = dynp->d_un.d_val; in digest_dynamic1()
1297 obj->relr = (const Elf_Relr *)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1301 obj->relrsize = dynp->d_un.d_val; in digest_dynamic1()
1314 obj->symtab = (const Elf_Sym *) in digest_dynamic1()
1315 (obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1323 obj->strtab = (const char *)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1327 obj->strsize = dynp->d_un.d_val; in digest_dynamic1()
1331 obj->verneed = (const Elf_Verneed *)(obj->relocbase + in digest_dynamic1()
1336 obj->verneednum = dynp->d_un.d_val; in digest_dynamic1()
1340 obj->verdef = (const Elf_Verdef *)(obj->relocbase + in digest_dynamic1()
1345 obj->verdefnum = dynp->d_un.d_val; in digest_dynamic1()
1349 obj->versyms = (const Elf_Versym *)(obj->relocbase + in digest_dynamic1()
1355 hashtab = (const Elf_Hashelt *)(obj->relocbase + in digest_dynamic1()
1357 obj->nbuckets = hashtab[0]; in digest_dynamic1()
1358 obj->nchains = hashtab[1]; in digest_dynamic1()
1359 obj->buckets = hashtab + 2; in digest_dynamic1()
1360 obj->chains = obj->buckets + obj->nbuckets; in digest_dynamic1()
1361 obj->valid_hash_sysv = obj->nbuckets > 0 && obj->nchains > 0 && in digest_dynamic1()
1362 obj->buckets != NULL; in digest_dynamic1()
1368 hashtab = (const Elf_Hashelt *)(obj->relocbase + in digest_dynamic1()
1370 obj->nbuckets_gnu = hashtab[0]; in digest_dynamic1()
1371 obj->symndx_gnu = hashtab[1]; in digest_dynamic1()
1374 obj->maskwords_bm_gnu = nmaskwords - 1; in digest_dynamic1()
1375 obj->shift2_gnu = hashtab[3]; in digest_dynamic1()
1376 obj->bloom_gnu = (const Elf_Addr *)(hashtab + 4); in digest_dynamic1()
1377 obj->buckets_gnu = hashtab + 4 + bloom_size32; in digest_dynamic1()
1378 obj->chain_zero_gnu = obj->buckets_gnu + obj->nbuckets_gnu - in digest_dynamic1()
1379 obj->symndx_gnu; in digest_dynamic1()
1381 obj->valid_hash_gnu = powerof2(nmaskwords) && in digest_dynamic1()
1382 obj->nbuckets_gnu > 0 && obj->buckets_gnu != NULL; in digest_dynamic1()
1387 if (!obj->rtld) { in digest_dynamic1()
1390 nep->obj = NULL; in digest_dynamic1()
1399 if (!obj->rtld) { in digest_dynamic1()
1402 nep->obj = NULL; in digest_dynamic1()
1408 if (obj->linkmap.l_refname == NULL) in digest_dynamic1()
1409 obj->linkmap.l_refname = (char *)dynp->d_un.d_val; in digest_dynamic1()
1414 if (!obj->rtld) { in digest_dynamic1()
1417 nep->obj = NULL; in digest_dynamic1()
1426 obj->pltgot = (Elf_Addr *)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1430 obj->textrel = true; in digest_dynamic1()
1434 obj->symbolic = true; in digest_dynamic1()
1454 obj->init = (Elf_Addr)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1458 obj->preinit_array = (Elf_Addr)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1462 obj->preinit_array_num = dynp->d_un.d_val / sizeof(Elf_Addr); in digest_dynamic1()
1466 obj->init_array = (Elf_Addr)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1470 obj->init_array_num = dynp->d_un.d_val / sizeof(Elf_Addr); in digest_dynamic1()
1474 obj->fini = (Elf_Addr)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1478 obj->fini_array = (Elf_Addr)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1482 obj->fini_array_num = dynp->d_un.d_val / sizeof(Elf_Addr); in digest_dynamic1()
1500 obj->z_origin = true; in digest_dynamic1()
1502 obj->symbolic = true; in digest_dynamic1()
1504 obj->textrel = true; in digest_dynamic1()
1506 obj->bind_now = true; in digest_dynamic1()
1508 obj->static_tls = true; in digest_dynamic1()
1512 obj->local_gotno = dynp->d_un.d_val; in digest_dynamic1()
1516 obj->symtabno = dynp->d_un.d_val; in digest_dynamic1()
1520 obj->gotsym = dynp->d_un.d_val; in digest_dynamic1()
1535 obj->mips_pltgot = (Elf_Addr *)(obj->relocbase + in digest_dynamic1()
1544 obj->glink = (Elf_Addr)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1548 obj->gotptr = (Elf_Addr *)(obj->relocbase + dynp->d_un.d_ptr); in digest_dynamic1()
1555 obj->z_noopen = true; in digest_dynamic1()
1557 obj->z_origin = true; in digest_dynamic1()
1559 obj->z_global = true; in digest_dynamic1()
1561 obj->bind_now = true; in digest_dynamic1()
1563 obj->z_nodelete = true; in digest_dynamic1()
1565 obj->z_loadfltr = true; in digest_dynamic1()
1567 obj->z_interpose = true; in digest_dynamic1()
1569 obj->z_nodeflib = true; in digest_dynamic1()
1571 obj->z_pie = true; in digest_dynamic1()
1583 obj->traced = false; in digest_dynamic1()
1586 obj->pltrela = (const Elf_Rela *) obj->pltrel; in digest_dynamic1()
1587 obj->pltrel = NULL; in digest_dynamic1()
1588 obj->pltrelasize = obj->pltrelsize; in digest_dynamic1()
1589 obj->pltrelsize = 0; in digest_dynamic1()
1593 if (obj->valid_hash_sysv) in digest_dynamic1()
1594 obj->dynsymcount = obj->nchains; in digest_dynamic1()
1595 else if (obj->valid_hash_gnu) { in digest_dynamic1()
1596 obj->dynsymcount = 0; in digest_dynamic1()
1597 for (bkt = 0; bkt < obj->nbuckets_gnu; bkt++) { in digest_dynamic1()
1598 if (obj->buckets_gnu[bkt] == 0) in digest_dynamic1()
1600 hashval = &obj->chain_zero_gnu[obj->buckets_gnu[bkt]]; in digest_dynamic1()
1602 obj->dynsymcount++; in digest_dynamic1()
1605 obj->dynsymcount += obj->symndx_gnu; in digest_dynamic1()
1608 if (obj->linkmap.l_refname != NULL) in digest_dynamic1()
1609 obj->linkmap.l_refname = obj->strtab + (unsigned long)obj-> in digest_dynamic1()
1614 obj_resolve_origin(Obj_Entry *obj) in obj_resolve_origin() argument
1617 if (obj->origin_path != NULL) in obj_resolve_origin()
1619 obj->origin_path = xmalloc(PATH_MAX); in obj_resolve_origin()
1620 return (rtld_dirname_abs(obj->path, obj->origin_path) != -1); in obj_resolve_origin()
1624 digest_dynamic2(Obj_Entry *obj, const Elf_Dyn *dyn_rpath, in digest_dynamic2() argument
1628 if (obj->z_origin && !obj_resolve_origin(obj)) in digest_dynamic2()
1632 obj->runpath = (const char *)obj->strtab + dyn_runpath->d_un.d_val; in digest_dynamic2()
1633 obj->runpath = origin_subst(obj, obj->runpath); in digest_dynamic2()
1635 obj->rpath = (const char *)obj->strtab + dyn_rpath->d_un.d_val; in digest_dynamic2()
1636 obj->rpath = origin_subst(obj, obj->rpath); in digest_dynamic2()
1639 object_add_name(obj, obj->strtab + dyn_soname->d_un.d_val); in digest_dynamic2()
1644 digest_dynamic(Obj_Entry *obj, int early) in digest_dynamic() argument
1650 digest_dynamic1(obj, early, &dyn_rpath, &dyn_soname, &dyn_runpath); in digest_dynamic()
1651 return (digest_dynamic2(obj, dyn_rpath, dyn_soname, dyn_runpath)); in digest_dynamic()
1663 Obj_Entry *obj; in digest_phdr() local
1669 obj = obj_new(); in digest_phdr()
1674 obj->phdr = phdr; in digest_phdr()
1675 obj->phsize = ph->p_memsz; in digest_phdr()
1676 obj->relocbase = __DECONST(char *, phdr) - ph->p_vaddr; in digest_phdr()
1680 obj->stack_flags = PF_X | PF_R | PF_W; in digest_phdr()
1686 obj->interp = (const char *)(ph->p_vaddr + obj->relocbase); in digest_phdr()
1691 obj->vaddrbase = trunc_page(ph->p_vaddr); in digest_phdr()
1692 obj->mapbase = obj->vaddrbase + obj->relocbase; in digest_phdr()
1694 obj->mapsize = round_page(ph->p_vaddr + ph->p_memsz) - in digest_phdr()
1695 obj->vaddrbase; in digest_phdr()
1701 obj->dynamic = (const Elf_Dyn *)(ph->p_vaddr + obj->relocbase); in digest_phdr()
1705 obj->tlsindex = 1; in digest_phdr()
1706 obj->tlssize = ph->p_memsz; in digest_phdr()
1707 obj->tlsalign = ph->p_align; in digest_phdr()
1708 obj->tlsinitsize = ph->p_filesz; in digest_phdr()
1709 obj->tlsinit = (void*)(ph->p_vaddr + obj->relocbase); in digest_phdr()
1710 obj->tlspoffset = ph->p_offset; in digest_phdr()
1714 obj->stack_flags = ph->p_flags; in digest_phdr()
1718 obj->relro_page = obj->relocbase + trunc_page(ph->p_vaddr); in digest_phdr()
1719 obj->relro_size = trunc_page(ph->p_vaddr + ph->p_memsz) - in digest_phdr()
1724 note_start = (Elf_Addr)obj->relocbase + ph->p_vaddr; in digest_phdr()
1726 digest_notes(obj, note_start, note_end); in digest_phdr()
1735 obj->entry = entry; in digest_phdr()
1736 return (obj); in digest_phdr()
1740 digest_notes(Obj_Entry *obj, Elf_Addr note_start, Elf_Addr note_end) in digest_notes() argument
1766 obj->osrel = *(const int32_t *)(p); in digest_notes()
1767 dbg("note osrel %d", obj->osrel); in digest_notes()
1773 obj->fctl0 = *(const uint32_t *)(p); in digest_notes()
1774 dbg("note fctl0 %#x", obj->fctl0); in digest_notes()
1778 obj->crt_no_init = true; in digest_notes()
1788 Obj_Entry *obj; in dlcheck() local
1790 TAILQ_FOREACH(obj, &obj_list, next) { in dlcheck()
1791 if (obj == (Obj_Entry *) handle) in dlcheck()
1795 if (obj == NULL || obj->refcount == 0 || obj->dl_refcount == 0) { in dlcheck()
1799 return (obj); in dlcheck()
1807 donelist_check(DoneList *dlp, const Obj_Entry *obj) in donelist_check() argument
1812 if (dlp->objs[i] == obj) in donelist_check()
1821 dlp->objs[dlp->num_used++] = obj; in donelist_check()
2013 *defobj_out = cache[symnum].obj; in find_symdef()
2064 cache[symnum].obj = defobj; in find_symdef()
2259 for (needed = elm->obj->needed; needed != NULL; needed = needed->next) { in init_dag()
2260 if (needed->obj == NULL || donelist_check(&donelist, needed->obj)) in init_dag()
2262 objlist_push_tail(&needed->obj->dldags, root); in init_dag()
2263 objlist_push_tail(&root->dagmembers, needed->obj); in init_dag()
2278 globallist_curr(const Obj_Entry *obj) in globallist_curr() argument
2282 if (obj == NULL) in globallist_curr()
2284 if (!obj->marker) in globallist_curr()
2285 return (__DECONST(Obj_Entry *, obj)); in globallist_curr()
2286 obj = TAILQ_PREV(obj, obj_entry_q, next); in globallist_curr()
2291 globallist_next(const Obj_Entry *obj) in globallist_next() argument
2295 obj = TAILQ_NEXT(obj, next); in globallist_next()
2296 if (obj == NULL) in globallist_next()
2298 if (!obj->marker) in globallist_next()
2299 return (__DECONST(Obj_Entry *, obj)); in globallist_next()
2305 hold_object(Obj_Entry *obj) in hold_object() argument
2308 obj->holdcount++; in hold_object()
2312 unhold_object(Obj_Entry *obj) in unhold_object() argument
2315 assert(obj->holdcount > 0); in unhold_object()
2316 if (--obj->holdcount == 0 && obj->unholdfree) in unhold_object()
2317 release_object(obj); in unhold_object()
2324 Obj_Entry *obj; in process_z() local
2337 obj = elm->obj; in process_z()
2338 if (obj == NULL) in process_z()
2340 if (obj->z_nodelete && !obj->ref_nodel) { in process_z()
2341 dbg("obj %s -z nodelete", obj->path); in process_z()
2342 init_dag(obj); in process_z()
2343 ref_dag(obj); in process_z()
2344 obj->ref_nodel = true; in process_z()
2346 if (obj->z_global && objlist_find(&list_global, obj) == NULL) { in process_z()
2347 dbg("obj %s -z global", obj->path); in process_z()
2348 objlist_push_tail(&list_global, obj); in process_z()
2349 init_dag(obj); in process_z()
2355 parse_rtld_phdr(Obj_Entry *obj) in parse_rtld_phdr() argument
2360 obj->stack_flags = PF_X | PF_R | PF_W; in parse_rtld_phdr()
2361 for (ph = obj->phdr; (const char *)ph < (const char *)obj->phdr + in parse_rtld_phdr()
2362 obj->phsize; ph++) { in parse_rtld_phdr()
2365 obj->stack_flags = ph->p_flags; in parse_rtld_phdr()
2368 obj->relro_page = obj->relocbase + in parse_rtld_phdr()
2370 obj->relro_size = round_page(ph->p_memsz); in parse_rtld_phdr()
2373 note_start = (Elf_Addr)obj->relocbase + ph->p_vaddr; in parse_rtld_phdr()
2375 digest_notes(obj, note_start, note_end); in parse_rtld_phdr()
2518 if (needed->obj != NULL) in initlist_add_neededs()
2519 initlist_add_objects(needed->obj, needed->obj, list); in initlist_add_neededs()
2532 initlist_add_objects(Obj_Entry *obj, Obj_Entry *tail, Objlist *list) in initlist_add_objects() argument
2536 if (obj->init_scanned || obj->init_done) in initlist_add_objects()
2538 obj->init_scanned = true; in initlist_add_objects()
2541 nobj = globallist_next(obj); in initlist_add_objects()
2542 if (nobj != NULL && obj != tail) in initlist_add_objects()
2546 if (obj->needed != NULL) in initlist_add_objects()
2547 initlist_add_neededs(obj->needed, list); in initlist_add_objects()
2548 if (obj->needed_filtees != NULL) in initlist_add_objects()
2549 initlist_add_neededs(obj->needed_filtees, list); in initlist_add_objects()
2550 if (obj->needed_aux_filtees != NULL) in initlist_add_objects()
2551 initlist_add_neededs(obj->needed_aux_filtees, list); in initlist_add_objects()
2554 objlist_push_tail(list, obj); in initlist_add_objects()
2557 if ((obj->fini != (Elf_Addr)NULL || obj->fini_array != (Elf_Addr)NULL) in initlist_add_objects()
2558 && !obj->on_fini_list) { in initlist_add_objects()
2559 objlist_push_head(&list_fini, obj); in initlist_add_objects()
2560 obj->on_fini_list = true; in initlist_add_objects()
2574 if (needed->obj != NULL) { in free_needed_filtees()
2575 dlclose_locked(needed->obj, lockstate); in free_needed_filtees()
2576 needed->obj = NULL; in free_needed_filtees()
2586 unload_filtees(Obj_Entry *obj, RtldLockState *lockstate) in unload_filtees() argument
2589 free_needed_filtees(obj->needed_filtees, lockstate); in unload_filtees()
2590 obj->needed_filtees = NULL; in unload_filtees()
2591 free_needed_filtees(obj->needed_aux_filtees, lockstate); in unload_filtees()
2592 obj->needed_aux_filtees = NULL; in unload_filtees()
2593 obj->filtees_loaded = false; in unload_filtees()
2597 load_filtee1(Obj_Entry *obj, Needed_Entry *needed, int flags, in load_filtee1() argument
2602 needed->obj = dlopen_object(obj->strtab + needed->name, -1, obj, in load_filtee1()
2603 flags, ((ld_loadfltr || obj->z_loadfltr) ? RTLD_NOW : RTLD_LAZY) | in load_filtee1()
2609 load_filtees(Obj_Entry *obj, int flags, RtldLockState *lockstate) in load_filtees() argument
2613 if (!obj->filtees_loaded) { in load_filtees()
2614 load_filtee1(obj, obj->needed_filtees, flags, lockstate); in load_filtees()
2615 load_filtee1(obj, obj->needed_aux_filtees, flags, lockstate); in load_filtees()
2616 obj->filtees_loaded = true; in load_filtees()
2621 process_needed(Obj_Entry *obj, Needed_Entry *needed, int flags) in process_needed() argument
2626 obj1 = needed->obj = load_object(obj->strtab + needed->name, -1, obj, in process_needed()
2642 Obj_Entry *obj; in load_needed_objects() local
2644 for (obj = first; obj != NULL; obj = TAILQ_NEXT(obj, next)) { in load_needed_objects()
2645 if (obj->marker) in load_needed_objects()
2647 if (process_needed(obj, obj->needed, flags) == -1) in load_needed_objects()
2656 Obj_Entry *obj; in load_preload_objects() local
2685 obj = load_object(name, fd, NULL, 0); in load_preload_objects()
2686 if (obj == NULL) { in load_preload_objects()
2690 obj->z_interpose = true; in load_preload_objects()
2720 Obj_Entry *obj; in load_object() local
2727 TAILQ_FOREACH(obj, &obj_list, next) { in load_object()
2728 if (obj->marker || obj->doomed) in load_object()
2730 if (object_match_name(obj, name)) in load_object()
2731 return (obj); in load_object()
2774 TAILQ_FOREACH(obj, &obj_list, next) { in load_object()
2775 if (obj->marker || obj->doomed) in load_object()
2777 if (obj->ino == sb.st_ino && obj->dev == sb.st_dev) in load_object()
2780 if (obj != NULL && name != NULL) { in load_object()
2781 object_add_name(obj, name); in load_object()
2784 return (obj); in load_object()
2793 obj = do_load_object(fd, name, path, &sb, flags); in load_object()
2794 if (obj == NULL) in load_object()
2798 return (obj); in load_object()
2805 Obj_Entry *obj; in do_load_object() local
2821 obj = map_object(fd, printable_path(path), sbp); in do_load_object()
2822 if (obj == NULL) in do_load_object()
2830 object_add_name(obj, name); in do_load_object()
2831 obj->path = path; in do_load_object()
2832 if (!digest_dynamic(obj, 0)) in do_load_object()
2834 dbg("%s valid_hash_sysv %d valid_hash_gnu %d dynsymcount %d", obj->path, in do_load_object()
2835 obj->valid_hash_sysv, obj->valid_hash_gnu, obj->dynsymcount); in do_load_object()
2836 if (obj->z_pie && (flags & RTLD_LO_TRACE) == 0) { in do_load_object()
2837 dbg("refusing to load PIE executable \"%s\"", obj->path); in do_load_object()
2838 _rtld_error("Cannot load PIE binary %s as DSO", obj->path); in do_load_object()
2841 if (obj->z_noopen && (flags & (RTLD_LO_DLOPEN | RTLD_LO_TRACE)) == in do_load_object()
2843 dbg("refusing to load non-loadable \"%s\"", obj->path); in do_load_object()
2844 _rtld_error("Cannot dlopen non-loadable %s", obj->path); in do_load_object()
2848 obj->dlopened = (flags & RTLD_LO_DLOPEN) != 0; in do_load_object()
2849 TAILQ_INSERT_TAIL(&obj_list, obj, next); in do_load_object()
2852 linkmap_add(obj); /* for GDB & dlinfo() */ in do_load_object()
2853 max_stack_flags |= obj->stack_flags; in do_load_object()
2855 dbg(" %p .. %p: %s", obj->mapbase, in do_load_object()
2856 obj->mapbase + obj->mapsize - 1, obj->path); in do_load_object()
2857 if (obj->textrel) in do_load_object()
2858 dbg(" WARNING: %s has impure text", obj->path); in do_load_object()
2859 LD_UTRACE(UTRACE_LOAD_OBJECT, obj, obj->mapbase, obj->mapsize, 0, in do_load_object()
2860 obj->path); in do_load_object()
2862 return (obj); in do_load_object()
2865 munmap(obj->mapbase, obj->mapsize); in do_load_object()
2866 obj_free(obj); in do_load_object()
2873 Obj_Entry *obj; in load_kpreload() local
2881 obj = obj_new(); in load_kpreload()
2883 obj->phdr = phdr; in load_kpreload()
2884 obj->phsize = ehdr->e_phnum * sizeof(*phdr); in load_kpreload()
2895 obj->stack_flags = phdr->p_flags; in load_kpreload()
2907 obj->mapbase = __DECONST(caddr_t, addr); in load_kpreload()
2908 obj->mapsize = segn->p_vaddr + segn->p_memsz - (Elf_Addr)addr; in load_kpreload()
2909 obj->vaddrbase = 0; in load_kpreload()
2910 obj->relocbase = obj->mapbase; in load_kpreload()
2912 object_add_name(obj, kname); in load_kpreload()
2913 obj->path = xstrdup(kname); in load_kpreload()
2914 obj->dynamic = (const Elf_Dyn *)(obj->relocbase + phdyn->p_vaddr); in load_kpreload()
2916 if (!digest_dynamic(obj, 0)) { in load_kpreload()
2917 obj_free(obj); in load_kpreload()
2928 obj->path, obj->mapbase, obj->phdr, seg0, in load_kpreload()
2929 obj->relocbase + seg0->p_vaddr, obj->dynamic); in load_kpreload()
2931 TAILQ_INSERT_TAIL(&obj_list, obj, next); in load_kpreload()
2934 linkmap_add(obj); /* for GDB & dlinfo() */ in load_kpreload()
2935 max_stack_flags |= obj->stack_flags; in load_kpreload()
2937 LD_UTRACE(UTRACE_LOAD_OBJECT, obj, obj->mapbase, 0, 0, obj->path); in load_kpreload()
2944 Obj_Entry *obj; in obj_from_addr() local
2946 TAILQ_FOREACH(obj, &obj_list, next) { in obj_from_addr()
2947 if (obj->marker) in obj_from_addr()
2949 if (addr < (void *) obj->mapbase) in obj_from_addr()
2951 if (addr < (void *)(obj->mapbase + obj->mapsize)) in obj_from_addr()
2952 return obj; in obj_from_addr()
3005 if (root != NULL && (elm->obj->refcount != 1 || in objlist_call_fini()
3006 objlist_find(&root->dagmembers, elm->obj) == NULL)) in objlist_call_fini()
3011 elm->obj->doomed = true; in objlist_call_fini()
3013 hold_object(elm->obj); in objlist_call_fini()
3019 fini_addr = (Elf_Addr *)elm->obj->fini_array; in objlist_call_fini()
3020 if (fini_addr != NULL && elm->obj->fini_array_num > 0) { in objlist_call_fini()
3021 for (index = elm->obj->fini_array_num - 1; index >= 0; in objlist_call_fini()
3025 elm->obj->path, (void *)fini_addr[index]); in objlist_call_fini()
3026 LD_UTRACE(UTRACE_FINI_CALL, elm->obj, in objlist_call_fini()
3027 (void *)fini_addr[index], 0, 0, elm->obj->path); in objlist_call_fini()
3028 call_initfini_pointer(elm->obj, fini_addr[index]); in objlist_call_fini()
3032 if (elm->obj->fini != (Elf_Addr)NULL) { in objlist_call_fini()
3033 dbg("calling fini function for %s at %p", elm->obj->path, in objlist_call_fini()
3034 (void *)elm->obj->fini); in objlist_call_fini()
3035 LD_UTRACE(UTRACE_FINI_CALL, elm->obj, (void *)elm->obj->fini, in objlist_call_fini()
3036 0, 0, elm->obj->path); in objlist_call_fini()
3037 call_initfini_pointer(elm->obj, elm->obj->fini); in objlist_call_fini()
3040 unhold_object(elm->obj); in objlist_call_fini()
3064 Obj_Entry *obj; in objlist_call_init() local
3075 TAILQ_FOREACH(obj, &obj_list, next) { in objlist_call_init()
3076 if (obj->marker) in objlist_call_init()
3078 obj->init_scanned = false; in objlist_call_init()
3087 if (elm->obj->init_done) /* Initialized early. */ in objlist_call_init()
3094 elm->obj->init_done = true; in objlist_call_init()
3095 hold_object(elm->obj); in objlist_call_init()
3097 if (elm->obj == obj_main && obj_main->crt_no_init) { in objlist_call_init()
3111 if (elm->obj->init != (Elf_Addr)NULL) { in objlist_call_init()
3112 dbg("calling init function for %s at %p", elm->obj->path, in objlist_call_init()
3113 (void *)elm->obj->init); in objlist_call_init()
3114 LD_UTRACE(UTRACE_INIT_CALL, elm->obj, (void *)elm->obj->init, in objlist_call_init()
3115 0, 0, elm->obj->path); in objlist_call_init()
3116 call_init_pointer(elm->obj, elm->obj->init); in objlist_call_init()
3118 init_addr = (Elf_Addr *)elm->obj->init_array; in objlist_call_init()
3120 for (index = 0; index < elm->obj->init_array_num; index++) { in objlist_call_init()
3122 dbg("calling init function for %s at %p", elm->obj->path, in objlist_call_init()
3124 LD_UTRACE(UTRACE_INIT_CALL, elm->obj, in objlist_call_init()
3125 (void *)init_addr[index], 0, 0, elm->obj->path); in objlist_call_init()
3126 call_init_pointer(elm->obj, init_addr[index]); in objlist_call_init()
3131 unhold_object(elm->obj); in objlist_call_init()
3149 objlist_find(Objlist *list, const Obj_Entry *obj) in objlist_find() argument
3154 if (elm->obj == obj) in objlist_find()
3166 objlist_push_head(Objlist *list, Obj_Entry *obj) in objlist_push_head() argument
3171 elm->obj = obj; in objlist_push_head()
3176 objlist_push_tail(Objlist *list, Obj_Entry *obj) in objlist_push_tail() argument
3181 elm->obj = obj; in objlist_push_tail()
3186 objlist_put_after(Objlist *list, Obj_Entry *listobj, Obj_Entry *obj) in objlist_put_after() argument
3191 if (listelm->obj == listobj) in objlist_put_after()
3195 elm->obj = obj; in objlist_put_after()
3203 objlist_remove(Objlist *list, Obj_Entry *obj) in objlist_remove() argument
3207 if ((elm = objlist_find(list, obj)) != NULL) { in objlist_remove()
3227 error = relocate_object(elm->obj, bind_now, rtldobj, flags, in relocate_object_dag()
3244 reloc_textrel_prot(Obj_Entry *obj, bool before) in reloc_textrel_prot() argument
3251 for (l = obj->phsize / sizeof(*ph), ph = obj->phdr; l > 0; in reloc_textrel_prot()
3255 base = obj->relocbase + trunc_page(ph->p_vaddr); in reloc_textrel_prot()
3262 obj->path, before ? "en" : "dis", in reloc_textrel_prot()
3272 reloc_relr(Obj_Entry *obj) in reloc_relr() argument
3277 relrlim = (const Elf_Relr *)((const char *)obj->relr + obj->relrsize); in reloc_relr()
3278 for (relr = obj->relr; relr < relrlim; relr++) { in reloc_relr()
3282 where = (Elf_Addr *)(obj->relocbase + entry); in reloc_relr()
3283 *where++ += (Elf_Addr)obj->relocbase; in reloc_relr()
3287 where[i] += (Elf_Addr)obj->relocbase; in reloc_relr()
3298 relocate_object(Obj_Entry *obj, bool bind_now, Obj_Entry *rtldobj, in relocate_object() argument
3302 if (obj->relocated) in relocate_object()
3304 obj->relocated = true; in relocate_object()
3305 if (obj != rtldobj) in relocate_object()
3306 dbg("relocating \"%s\"", obj->path); in relocate_object()
3308 if (obj->symtab == NULL || obj->strtab == NULL || in relocate_object()
3309 !(obj->valid_hash_sysv || obj->valid_hash_gnu)) in relocate_object()
3310 dbg("object %s has no run-time symbol table", obj->path); in relocate_object()
3313 if (obj->textrel && reloc_textrel_prot(obj, true) != 0) in relocate_object()
3317 if (reloc_non_plt(obj, rtldobj, flags, lockstate)) in relocate_object()
3319 reloc_relr(obj); in relocate_object()
3322 if (obj->textrel && reloc_textrel_prot(obj, false) != 0) in relocate_object()
3326 init_pltgot(obj); in relocate_object()
3329 if (reloc_plt(obj, flags, lockstate) == -1) in relocate_object()
3332 if ((obj->bind_now || bind_now) && reloc_jmpslots(obj, flags, in relocate_object()
3336 if (!obj->mainprog && obj_enforce_relro(obj) == -1) in relocate_object()
3344 obj->magic = RTLD_MAGIC; in relocate_object()
3345 obj->version = RTLD_VERSION; in relocate_object()
3360 Obj_Entry *obj; in relocate_objects() local
3363 for (error = 0, obj = first; obj != NULL; in relocate_objects()
3364 obj = TAILQ_NEXT(obj, next)) { in relocate_objects()
3365 if (obj->marker) in relocate_objects()
3367 error = relocate_object(obj, bind_now, rtldobj, flags, in relocate_objects()
3387 resolve_object_ifunc(Obj_Entry *obj, bool bind_now, int flags, in resolve_object_ifunc() argument
3391 if (obj->ifuncs_resolved) in resolve_object_ifunc()
3393 obj->ifuncs_resolved = true; in resolve_object_ifunc()
3394 if (!obj->irelative && !obj->irelative_nonplt && in resolve_object_ifunc()
3395 !((obj->bind_now || bind_now) && obj->gnu_ifunc) && in resolve_object_ifunc()
3396 !obj->non_plt_gnu_ifunc) in resolve_object_ifunc()
3398 if (obj_disable_relro(obj) == -1 || in resolve_object_ifunc()
3399 (obj->irelative && reloc_iresolve(obj, lockstate) == -1) || in resolve_object_ifunc()
3400 (obj->irelative_nonplt && reloc_iresolve_nonplt(obj, in resolve_object_ifunc()
3402 ((obj->bind_now || bind_now) && obj->gnu_ifunc && in resolve_object_ifunc()
3403 reloc_gnu_ifunc(obj, flags, lockstate) == -1) || in resolve_object_ifunc()
3404 (obj->non_plt_gnu_ifunc && reloc_non_plt(obj, &obj_rtld, in resolve_object_ifunc()
3406 obj_enforce_relro(obj) == -1) in resolve_object_ifunc()
3416 Obj_Entry *obj; in initlist_objects_ifunc() local
3419 obj = elm->obj; in initlist_objects_ifunc()
3420 if (obj->marker) in initlist_objects_ifunc()
3422 if (resolve_object_ifunc(obj, bind_now, flags, in initlist_objects_ifunc()
3739 dlopen_cleanup(Obj_Entry *obj, RtldLockState *lockstate) in dlopen_cleanup() argument
3742 obj->dl_refcount--; in dlopen_cleanup()
3743 unref_dag(obj); in dlopen_cleanup()
3744 if (obj->refcount == 0) in dlopen_cleanup()
3745 unload_object(obj, lockstate); in dlopen_cleanup()
3753 Obj_Entry *obj; in dlopen_object() local
3770 obj = NULL; in dlopen_object()
3772 obj = obj_main; in dlopen_object()
3773 obj->refcount++; in dlopen_object()
3775 obj = load_object(name, fd, refobj, lo_flags); in dlopen_object()
3778 if (obj) { in dlopen_object()
3779 obj->dl_refcount++; in dlopen_object()
3780 if (mode & RTLD_GLOBAL && objlist_find(&list_global, obj) == NULL) in dlopen_object()
3781 objlist_push_tail(&list_global, obj); in dlopen_object()
3784 assert(globallist_next(old_obj_tail) == obj); in dlopen_object()
3786 obj->symbolic = true; in dlopen_object()
3789 obj->static_tls && !allocate_tls_offset(obj)) { in dlopen_object()
3791 "for static Thread Local Storage", obj->path); in dlopen_object()
3795 result = load_needed_objects(obj, lo_flags & (RTLD_LO_DLOPEN | in dlopen_object()
3797 init_dag(obj); in dlopen_object()
3798 ref_dag(obj); in dlopen_object()
3800 result = rtld_verify_versions(&obj->dagmembers); in dlopen_object()
3803 if (result == -1 || relocate_object_dag(obj, in dlopen_object()
3807 dlopen_cleanup(obj, lockstate); in dlopen_object()
3808 obj = NULL; in dlopen_object()
3821 initlist_add_objects(obj, obj, &initlist); in dlopen_object()
3829 if (obj != NULL) in dlopen_object()
3830 process_z(obj); in dlopen_object()
3838 init_dag(obj); in dlopen_object()
3839 ref_dag(obj); in dlopen_object()
3844 if (obj != NULL && ((lo_flags & RTLD_LO_NODELETE) != 0 || in dlopen_object()
3845 obj->z_nodelete) && !obj->ref_nodel) { in dlopen_object()
3846 dbg("obj %s nodelete", obj->path); in dlopen_object()
3847 ref_dag(obj); in dlopen_object()
3848 obj->z_nodelete = obj->ref_nodel = true; in dlopen_object()
3852 LD_UTRACE(UTRACE_DLOPEN_STOP, obj, NULL, 0, obj ? obj->dl_refcount : 0, in dlopen_object()
3854 GDB_STATE(RT_CONSISTENT,obj ? &obj->linkmap : NULL); in dlopen_object()
3858 if (obj != NULL) in dlopen_object()
3866 dlopen_cleanup(obj, lockstate); in dlopen_object()
3879 return (obj); in dlopen_object()
3881 trace_loaded_objects(obj); in dlopen_object()
3892 const Obj_Entry *obj, *defobj; in do_dlsym() local
3914 if ((obj = obj_from_addr(retaddr)) == NULL) { in do_dlsym()
3921 res = symlook_obj(&req, obj); in do_dlsym()
3929 obj = globallist_next(obj); in do_dlsym()
3930 for (; obj != NULL; obj = TAILQ_NEXT(obj, next)) { in do_dlsym()
3931 if (obj->marker) in do_dlsym()
3933 res = symlook_obj(&req, obj); in do_dlsym()
3961 res = symlook_default(&req, obj); in do_dlsym()
3968 if ((obj = dlcheck(handle)) == NULL) { in do_dlsym()
3975 if (obj->mainprog) { in do_dlsym()
3997 res = symlook_list(&req, &obj->dagmembers, &donelist); in do_dlsym()
4070 const Obj_Entry *obj; in _rtld_addr_phdr() local
4074 obj = obj_from_addr(addr); in _rtld_addr_phdr()
4075 if (obj == NULL) { in _rtld_addr_phdr()
4080 rtld_fill_dl_phdr_info(obj, phdr_info); in _rtld_addr_phdr()
4088 const Obj_Entry *obj; in dladdr() local
4095 obj = obj_from_addr(addr); in dladdr()
4096 if (obj == NULL) { in dladdr()
4101 info->dli_fname = obj->path; in dladdr()
4102 info->dli_fbase = obj->mapbase; in dladdr()
4110 for (symoffset = 0; symoffset < obj->dynsymcount; symoffset++) { in dladdr()
4111 def = obj->symtab + symoffset; in dladdr()
4125 symbol_addr = obj->relocbase + def->st_value; in dladdr()
4130 info->dli_sname = obj->strtab + def->st_name; in dladdr()
4144 const Obj_Entry *obj; in dlinfo() local
4154 if ((obj = obj_from_addr(retaddr)) == NULL) in dlinfo()
4157 obj = dlcheck(handle); in dlinfo()
4159 if (obj == NULL) { in dlinfo()
4167 *((struct link_map const **)p) = &obj->linkmap; in dlinfo()
4170 error = rtld_dirname(obj->path, p); in dlinfo()
4175 error = do_search_info(obj, request, (struct dl_serinfo *)p); in dlinfo()
4189 rtld_fill_dl_phdr_info(const Obj_Entry *obj, struct dl_phdr_info *phdr_info) in rtld_fill_dl_phdr_info() argument
4193 phdr_info->dlpi_addr = (Elf_Addr)obj->relocbase; in rtld_fill_dl_phdr_info()
4194 phdr_info->dlpi_name = obj->path; in rtld_fill_dl_phdr_info()
4195 phdr_info->dlpi_phdr = obj->phdr; in rtld_fill_dl_phdr_info()
4196 phdr_info->dlpi_phnum = obj->phsize / sizeof(obj->phdr[0]); in rtld_fill_dl_phdr_info()
4197 phdr_info->dlpi_tls_modid = obj->tlsindex; in rtld_fill_dl_phdr_info()
4200 obj->tlsindex, 0, true) + TLS_DTV_OFFSET; in rtld_fill_dl_phdr_info()
4209 Obj_Entry *obj, marker; in dl_iterate_phdr() local
4218 for (obj = globallist_curr(TAILQ_FIRST(&obj_list)); obj != NULL;) { in dl_iterate_phdr()
4219 TAILQ_INSERT_AFTER(&obj_list, obj, &marker, next); in dl_iterate_phdr()
4220 rtld_fill_dl_phdr_info(obj, &phdr_info); in dl_iterate_phdr()
4221 hold_object(obj); in dl_iterate_phdr()
4227 unhold_object(obj); in dl_iterate_phdr()
4228 obj = globallist_next(&marker); in dl_iterate_phdr()
4274 do_search_info(const Obj_Entry *obj, int request, struct dl_serinfo *info) in do_search_info() argument
4285 path_enumerate(obj->rpath, fill_search_info, NULL, &args); in do_search_info()
4287 path_enumerate(obj->runpath, fill_search_info, NULL, &args); in do_search_info()
4288 path_enumerate(gethints(obj->z_nodeflib), fill_search_info, NULL, &args); in do_search_info()
4289 if (!obj->z_nodeflib) in do_search_info()
4310 if (path_enumerate(obj->rpath, fill_search_info, NULL, &args) != NULL) in do_search_info()
4318 if (path_enumerate(obj->runpath, fill_search_info, NULL, &args) != NULL) in do_search_info()
4322 if (path_enumerate(gethints(obj->z_nodeflib), fill_search_info, NULL, &args) in do_search_info()
4327 if (!obj->z_nodeflib && path_enumerate(ld_standard_library_path, in do_search_info()
4398 linkmap_add(Obj_Entry *obj) in linkmap_add() argument
4402 l = &obj->linkmap; in linkmap_add()
4403 l->l_name = obj->path; in linkmap_add()
4404 l->l_base = obj->mapbase; in linkmap_add()
4405 l->l_ld = obj->dynamic; in linkmap_add()
4406 l->l_addr = obj->relocbase; in linkmap_add()
4431 linkmap_delete(Obj_Entry *obj) in linkmap_delete() argument
4435 l = &obj->linkmap; in linkmap_delete()
4486 release_object(Obj_Entry *obj) in release_object() argument
4489 if (obj->holdcount > 0) { in release_object()
4490 obj->unholdfree = true; in release_object()
4493 munmap(obj->mapbase, obj->mapsize); in release_object()
4494 linkmap_delete(obj); in release_object()
4495 obj_free(obj); in release_object()
4569 res = symlook_list(&req1, &elm->obj->dagmembers, donelist); in symlook_global()
4619 res = symlook_list(&req1, &elm->obj->dagmembers, &donelist); in symlook_default()
4658 if (donelist_check(dlp, elm->obj)) in symlook_list()
4661 if ((res = symlook_obj(&req1, elm->obj)) == 0) { in symlook_list()
4698 if (n->obj == NULL || in symlook_needed()
4699 (res = symlook_list(&req1, &n->obj->dagmembers, dlp)) != 0) in symlook_needed()
4727 symlook_obj(SymLook *req, const Obj_Entry *obj) in symlook_obj() argument
4737 if (obj->valid_hash_gnu) in symlook_obj()
4738 mres = symlook_obj1_gnu(req, obj); in symlook_obj()
4739 else if (obj->valid_hash_sysv) in symlook_obj()
4740 mres = symlook_obj1_sysv(req, obj); in symlook_obj()
4745 if (obj->needed_filtees != NULL) { in symlook_obj()
4747 load_filtees(__DECONST(Obj_Entry *, obj), flags, req->lockstate); in symlook_obj()
4750 res = symlook_needed(&req1, obj->needed_filtees, &donelist); in symlook_obj()
4757 if (obj->needed_aux_filtees != NULL) { in symlook_obj()
4759 load_filtees(__DECONST(Obj_Entry *, obj), flags, req->lockstate); in symlook_obj()
4762 res = symlook_needed(&req1, obj->needed_aux_filtees, &donelist); in symlook_obj()
4775 matched_symbol(SymLook *req, const Obj_Entry *obj, Sym_Match_Result *result, in matched_symbol() argument
4782 symp = obj->symtab + symnum; in matched_symbol()
4783 strp = obj->strtab + symp->st_name; in matched_symbol()
4810 if (obj->versyms != NULL) { in matched_symbol()
4811 verndx = VER_NDX(obj->versyms[symnum]); in matched_symbol()
4812 if (verndx > obj->vernum) { in matched_symbol()
4815 obj->path, obj->strtab + symnum, verndx); in matched_symbol()
4837 if ((obj->versyms[symnum] & VER_NDX_HIDDEN) in matched_symbol()
4849 if (obj->versyms == NULL) { in matched_symbol()
4850 if (object_match_name(obj, req->ventry->name)) { in matched_symbol()
4852 "for symbol %s", obj_rtld.path, obj->path, in matched_symbol()
4853 req->ventry->name, obj->strtab + symnum); in matched_symbol()
4857 verndx = VER_NDX(obj->versyms[symnum]); in matched_symbol()
4858 if (verndx > obj->vernum) { in matched_symbol()
4860 obj->path, obj->strtab + symnum, verndx); in matched_symbol()
4863 if (obj->vertab[verndx].hash != req->ventry->hash || in matched_symbol()
4864 strcmp(obj->vertab[verndx].name, req->ventry->name)) { in matched_symbol()
4876 (obj->versyms[symnum] & VER_NDX_HIDDEN)) in matched_symbol()
4890 symlook_obj1_sysv(SymLook *req, const Obj_Entry *obj) in symlook_obj1_sysv() argument
4899 for (symnum = obj->buckets[req->hash % obj->nbuckets]; in symlook_obj1_sysv()
4900 symnum != STN_UNDEF; symnum = obj->chains[symnum]) { in symlook_obj1_sysv()
4901 if (symnum >= obj->nchains) in symlook_obj1_sysv()
4904 if (matched_symbol(req, obj, &matchres, symnum)) { in symlook_obj1_sysv()
4906 req->defobj_out = obj; in symlook_obj1_sysv()
4912 req->defobj_out = obj; in symlook_obj1_sysv()
4920 symlook_obj1_gnu(SymLook *req, const Obj_Entry *obj) in symlook_obj1_gnu() argument
4934 bloom_word = obj->bloom_gnu[(req->hash_gnu / __ELF_WORD_SIZE) & in symlook_obj1_gnu()
4935 obj->maskwords_bm_gnu]; in symlook_obj1_gnu()
4939 h2 = ((req->hash_gnu >> obj->shift2_gnu) & (__ELF_WORD_SIZE - 1)); in symlook_obj1_gnu()
4946 bucket = obj->buckets_gnu[req->hash_gnu % obj->nbuckets_gnu]; in symlook_obj1_gnu()
4949 hashval = &obj->chain_zero_gnu[bucket]; in symlook_obj1_gnu()
4952 symnum = hashval - obj->chain_zero_gnu; in symlook_obj1_gnu()
4953 if (matched_symbol(req, obj, &matchres, symnum)) { in symlook_obj1_gnu()
4955 req->defobj_out = obj; in symlook_obj1_gnu()
4962 req->defobj_out = obj; in symlook_obj1_gnu()
4969 trace_loaded_objects(Obj_Entry *obj) in trace_loaded_objects() argument
4986 for (; obj != NULL; obj = TAILQ_NEXT(obj, next)) { in trace_loaded_objects()
4991 if (obj->marker) in trace_loaded_objects()
4993 if (list_containers && obj->needed != NULL) in trace_loaded_objects()
4994 rtld_printf("%s:\n", obj->path); in trace_loaded_objects()
4995 for (needed = obj->needed; needed; needed = needed->next) { in trace_loaded_objects()
4996 if (needed->obj != NULL) { in trace_loaded_objects()
4997 if (needed->obj->traced && !list_containers) in trace_loaded_objects()
4999 needed->obj->traced = true; in trace_loaded_objects()
5000 path = needed->obj->path; in trace_loaded_objects()
5004 name = obj->strtab + needed->name; in trace_loaded_objects()
5054 rtld_printf("%p", needed->obj ? needed->obj->mapbase : in trace_loaded_objects()
5075 Obj_Entry marker, *obj, *next; in unload_object() local
5086 for (obj = TAILQ_FIRST(&obj_list); obj != NULL; obj = next) { in unload_object()
5087 next = TAILQ_NEXT(obj, next); in unload_object()
5088 if (obj->marker || obj->refcount != 0) in unload_object()
5090 LD_UTRACE(UTRACE_UNLOAD_OBJECT, obj, obj->mapbase, in unload_object()
5091 obj->mapsize, 0, obj->path); in unload_object()
5092 dbg("unloading \"%s\"", obj->path); in unload_object()
5098 TAILQ_REMOVE(&obj_list, obj, next); in unload_object()
5101 if (obj->filtees_loaded) { in unload_object()
5105 unload_filtees(obj, lockstate); in unload_object()
5109 unload_filtees(obj, lockstate); in unload_object()
5111 release_object(obj); in unload_object()
5126 objlist_remove(&elm->obj->dldags, root); in unlink_object()
5127 if (elm->obj != root) in unlink_object()
5128 unlink_object(elm->obj); in unlink_object()
5140 elm->obj->refcount++; in ref_dag()
5150 elm->obj->refcount--; in unref_dag()
5242 Obj_Entry *obj; in allocate_tls() local
5287 for (obj = globallist_curr(objs); obj != NULL; in allocate_tls()
5288 obj = globallist_next(obj)) { in allocate_tls()
5289 if (obj->tlsoffset == 0) in allocate_tls()
5291 tls_init_offset = obj->tlspoffset & (obj->tlsalign - 1); in allocate_tls()
5292 addr = (Elf_Addr)tcb + obj->tlsoffset; in allocate_tls()
5295 if (obj->tlsinitsize > 0) { in allocate_tls()
5296 memcpy((void *)(addr + tls_init_offset), obj->tlsinit, in allocate_tls()
5297 obj->tlsinitsize); in allocate_tls()
5299 if (obj->tlssize > obj->tlsinitsize) { in allocate_tls()
5300 memset((void *)(addr + tls_init_offset + obj->tlsinitsize), in allocate_tls()
5301 0, obj->tlssize - obj->tlsinitsize - tls_init_offset); in allocate_tls()
5303 dtv[obj->tlsindex + 1] = addr; in allocate_tls()
5348 Obj_Entry *obj; in allocate_tls() local
5399 for (obj = objs; obj != NULL; obj = TAILQ_NEXT(obj, next)) { in allocate_tls()
5400 if (obj->marker || obj->tlsoffset == 0) in allocate_tls()
5402 addr = segbase - obj->tlsoffset; in allocate_tls()
5403 memset((void *)(addr + obj->tlsinitsize), in allocate_tls()
5404 0, obj->tlssize - obj->tlsinitsize); in allocate_tls()
5405 if (obj->tlsinit) { in allocate_tls()
5406 memcpy((void *)addr, obj->tlsinit, obj->tlsinitsize); in allocate_tls()
5407 obj->static_tls_copied = true; in allocate_tls()
5409 dtv[obj->tlsindex + 1] = addr; in allocate_tls()
5456 Obj_Entry *obj; in allocate_module_tls() local
5459 TAILQ_FOREACH(obj, &obj_list, next) { in allocate_module_tls()
5460 if (obj->marker) in allocate_module_tls()
5462 if (obj->tlsindex == index) in allocate_module_tls()
5465 if (obj == NULL) { in allocate_module_tls()
5470 p = malloc_aligned(obj->tlssize, obj->tlsalign, obj->tlspoffset); in allocate_module_tls()
5471 memcpy(p, obj->tlsinit, obj->tlsinitsize); in allocate_module_tls()
5472 memset(p + obj->tlsinitsize, 0, obj->tlssize - obj->tlsinitsize); in allocate_module_tls()
5477 allocate_tls_offset(Obj_Entry *obj) in allocate_tls_offset() argument
5481 if (obj->tls_done) in allocate_tls_offset()
5484 if (obj->tlssize == 0) { in allocate_tls_offset()
5485 obj->tls_done = true; in allocate_tls_offset()
5490 off = calculate_first_tls_offset(obj->tlssize, obj->tlsalign, in allocate_tls_offset()
5491 obj->tlspoffset); in allocate_tls_offset()
5494 obj->tlssize, obj->tlsalign, obj->tlspoffset); in allocate_tls_offset()
5496 obj->tlsoffset = off; in allocate_tls_offset()
5498 off += obj->tlssize; in allocate_tls_offset()
5510 } else if (obj->tlsalign > tls_static_max_align) { in allocate_tls_offset()
5511 tls_static_max_align = obj->tlsalign; in allocate_tls_offset()
5515 tls_last_size = obj->tlssize; in allocate_tls_offset()
5516 obj->tls_done = true; in allocate_tls_offset()
5522 free_tls_offset(Obj_Entry *obj) in free_tls_offset() argument
5531 size_t off = obj->tlsoffset; in free_tls_offset()
5533 off += obj->tlssize; in free_tls_offset()
5536 tls_last_offset -= obj->tlssize; in free_tls_offset()
5565 object_add_name(Obj_Entry *obj, const char *name) in object_add_name() argument
5575 STAILQ_INSERT_TAIL(&obj->names, entry, link); in object_add_name()
5580 object_match_name(const Obj_Entry *obj, const char *name) in object_match_name() argument
5584 STAILQ_FOREACH(entry, &obj->names, link) { in object_match_name()
5592 locate_dependency(const Obj_Entry *obj, const char *name) in locate_dependency() argument
5598 if (object_match_name(entry->obj, name)) in locate_dependency()
5599 return (entry->obj); in locate_dependency()
5602 for (needed = obj->needed; needed != NULL; needed = needed->next) { in locate_dependency()
5603 if (strcmp(obj->strtab + needed->name, name) == 0 || in locate_dependency()
5604 (needed->obj != NULL && object_match_name(needed->obj, name))) { in locate_dependency()
5612 return (needed->obj); in locate_dependency()
5616 obj->path, name); in locate_dependency()
5658 rtld_verify_object_versions(Obj_Entry *obj) in rtld_verify_object_versions() argument
5667 if (obj->ver_checked) in rtld_verify_object_versions()
5669 obj->ver_checked = true; in rtld_verify_object_versions()
5677 vn = obj->verneed; in rtld_verify_object_versions()
5681 obj->path, vn->vn_version); in rtld_verify_object_versions()
5698 vd = obj->verdef; in rtld_verify_object_versions()
5702 obj->path, vd->vd_version); in rtld_verify_object_versions()
5721 obj->vernum = maxvernum + 1; in rtld_verify_object_versions()
5722 obj->vertab = xcalloc(obj->vernum, sizeof(Ver_Entry)); in rtld_verify_object_versions()
5724 vd = obj->verdef; in rtld_verify_object_versions()
5730 obj->vertab[vernum].hash = vd->vd_hash; in rtld_verify_object_versions()
5731 obj->vertab[vernum].name = obj->strtab + vda->vda_name; in rtld_verify_object_versions()
5732 obj->vertab[vernum].file = NULL; in rtld_verify_object_versions()
5733 obj->vertab[vernum].flags = 0; in rtld_verify_object_versions()
5740 vn = obj->verneed; in rtld_verify_object_versions()
5742 depobj = locate_dependency(obj, obj->strtab + vn->vn_file); in rtld_verify_object_versions()
5747 if (check_object_provided_version(obj, depobj, vna)) in rtld_verify_object_versions()
5751 obj->vertab[vernum].hash = vna->vna_hash; in rtld_verify_object_versions()
5752 obj->vertab[vernum].name = obj->strtab + vna->vna_name; in rtld_verify_object_versions()
5753 obj->vertab[vernum].file = obj->strtab + vn->vn_file; in rtld_verify_object_versions()
5754 obj->vertab[vernum].flags = (vna->vna_other & VER_NEED_HIDDEN) ? in rtld_verify_object_versions()
5779 if (entry->obj->strtab == NULL || entry->obj->vertab != NULL) in rtld_verify_versions()
5781 if (rtld_verify_object_versions(entry->obj) == -1) { in rtld_verify_versions()
5793 fetch_ventry(const Obj_Entry *obj, unsigned long symnum) in fetch_ventry() argument
5797 if (obj->vertab) { in fetch_ventry()
5798 vernum = VER_NDX(obj->versyms[symnum]); in fetch_ventry()
5799 if (vernum >= obj->vernum) { in fetch_ventry()
5801 obj->path, obj->strtab + symnum, vernum); in fetch_ventry()
5802 } else if (obj->vertab[vernum].hash != 0) { in fetch_ventry()
5803 return (&obj->vertab[vernum]); in fetch_ventry()
5819 Obj_Entry *obj; in _rtld_is_dlopened() local
5824 obj = dlcheck(arg); in _rtld_is_dlopened()
5825 if (obj == NULL) in _rtld_is_dlopened()
5826 obj = obj_from_addr(arg); in _rtld_is_dlopened()
5827 if (obj == NULL) { in _rtld_is_dlopened()
5832 res = obj->dlopened ? 1 : 0; in _rtld_is_dlopened()
5838 obj_remap_relro(Obj_Entry *obj, int prot) in obj_remap_relro() argument
5841 if (obj->relro_size > 0 && mprotect(obj->relro_page, obj->relro_size, in obj_remap_relro()
5844 obj->path, prot, rtld_strerror(errno)); in obj_remap_relro()
5851 obj_disable_relro(Obj_Entry *obj) in obj_disable_relro() argument
5854 return (obj_remap_relro(obj, PROT_READ | PROT_WRITE)); in obj_disable_relro()
5858 obj_enforce_relro(Obj_Entry *obj) in obj_enforce_relro() argument
5861 return (obj_remap_relro(obj, PROT_READ)); in obj_enforce_relro()
5883 Obj_Entry *obj; in distribute_static_tls() local
5891 obj = elm->obj; in distribute_static_tls()
5892 if (obj->marker || !obj->tls_done || obj->static_tls_copied) in distribute_static_tls()
5894 distrib(obj->tlsoffset, obj->tlsinit, obj->tlsinitsize, in distribute_static_tls()
5895 obj->tlssize); in distribute_static_tls()
5896 obj->static_tls_copied = true; in distribute_static_tls()