diff options
Diffstat (limited to 'sysdeps/stub/dl-runtime.c')
-rw-r--r-- | sysdeps/stub/dl-runtime.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/sysdeps/stub/dl-runtime.c b/sysdeps/stub/dl-runtime.c deleted file mode 100644 index f660ef2..0000000 --- a/sysdeps/stub/dl-runtime.c +++ /dev/null @@ -1,64 +0,0 @@ -/* On-demand PLT fixup for shared objects. Stub version. -Copyright (C) 1995 Free Software Foundation, Inc. -This file is part of the GNU C Library. - -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. - -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. - -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - -#include <link.h> -#include "dynamic-link.h" - -/* This function is not called in the normal way. The PLT jumps here, not - using a call. */ -void -_dl_runtime_resolve () -{ - struct link_map *l = ???; - Elf32_Word reloc_offset = ???; - - const Elf32_Sym *const symtab - = (const Elf32_Sym *) l->l_info[DT_SYMTAB]->d_un.d_ptr; - const char *strtab - = ((void *) l->l_addr + l->l_info[DT_STRTAB]->d_un.d_ptr); - - const Elf32_Rel *const reloc = (void *) (l->l_info[DT_JMPREL]->d_un.d_ptr - + reloc_offset); - - const Elf32_Sym *definer; - Elf32_Addr loadbase; - struct link_map *scope, *real_next; - - /* Look up the symbol's run-time value. */ - - real_next = l->l_next; - if (l->l_info[DT_SYMBOLIC]) - { - l->l_prev->l_next = real_next; - l->l_next = _dl_loaded; - scope = l; - } - else - scope = _dl_loaded; - - definer = &symtab[ELF32_R_SYM (reloc->r_info)]; - loadbase = _dl_lookup_symbol (strtab + definer->st_name, &definer, scope); - - /* Restore list frobnication done above for DT_SYMBOLIC. */ - l->l_next = real_next; - l->l_prev->l_next = l; - - /* Apply the relocation with that value. */ - elf_machine_rel (l->l_addr, l->l_info, reloc, loadbase, definer); -} |