diff options
Diffstat (limited to 'elfutils/libdwfl/dwfl_module_getdwarf.c')
| -rw-r--r-- | elfutils/libdwfl/dwfl_module_getdwarf.c | 60 |
1 files changed, 11 insertions, 49 deletions
diff --git a/elfutils/libdwfl/dwfl_module_getdwarf.c b/elfutils/libdwfl/dwfl_module_getdwarf.c index 652383be..06cb4917 100644 --- a/elfutils/libdwfl/dwfl_module_getdwarf.c +++ b/elfutils/libdwfl/dwfl_module_getdwarf.c @@ -1,5 +1,5 @@ /* Find debugging and symbol information for a module in libdwfl. - Copyright (C) 2005, 2006, 2007, 2008 Red Hat, Inc. + Copyright (C) 2005, 2006, 2007, 2008, 2009 Red Hat, Inc. This file is part of Red Hat elfutils. Red Hat elfutils is free software; you can redistribute it and/or modify @@ -69,10 +69,11 @@ open_elf (Dwfl_Module *mod, struct dwfl_file *file) if (file->fd < 0) return CBFAIL; - file->elf = elf_begin (file->fd, ELF_C_READ_MMAP_PRIVATE, NULL); + Dwfl_Error error = __libdw_open_file (&file->fd, &file->elf, true, false); + if (error != DWFL_E_NOERROR) + return error; } - - if (unlikely (elf_kind (file->elf) != ELF_K_ELF)) + else if (unlikely (elf_kind (file->elf) != ELF_K_ELF)) { close (file->fd); file->fd = -1; @@ -119,8 +120,9 @@ open_elf (Dwfl_Module *mod, struct dwfl_file *file) /* Find the main ELF file for this module and open libelf on it. When we return success, MOD->main.elf and MOD->main.bias are set up. */ -static void -find_file (Dwfl_Module *mod) +void +internal_function +__libdwfl_getelf (Dwfl_Module *mod) { if (mod->main.elf != NULL /* Already done. */ || mod->elferr != DWFL_E_NOERROR) /* Cached failure. */ @@ -495,7 +497,7 @@ find_symtab (Dwfl_Module *mod) || mod->symerr != DWFL_E_NOERROR) /* Cached previous failure. */ return; - find_file (mod); + __libdwfl_getelf (mod); mod->symerr = mod->elferr; if (mod->symerr != DWFL_E_NOERROR) return; @@ -591,7 +593,7 @@ __libdwfl_module_getebl (Dwfl_Module *mod) { if (mod->ebl == NULL) { - find_file (mod); + __libdwfl_getelf (mod); if (mod->elferr != DWFL_E_NOERROR) return mod->elferr; @@ -659,7 +661,7 @@ find_dw (Dwfl_Module *mod) || mod->dwerr != DWFL_E_NOERROR) /* Cached previous failure. */ return; - find_file (mod); + __libdwfl_getelf (mod); mod->dwerr = mod->elferr; if (mod->dwerr != DWFL_E_NOERROR) return; @@ -700,46 +702,6 @@ find_dw (Dwfl_Module *mod) mod->dwerr = __libdwfl_canon_error (mod->dwerr); } - -Elf * -dwfl_module_getelf (Dwfl_Module *mod, GElf_Addr *loadbase) -{ - if (mod == NULL) - return NULL; - - find_file (mod); - if (mod->elferr == DWFL_E_NOERROR) - { - if (mod->e_type == ET_REL && ! mod->main.relocated) - { - /* Before letting them get at the Elf handle, - apply all the relocations we know how to. */ - - mod->main.relocated = true; - if (likely (__libdwfl_module_getebl (mod) == DWFL_E_NOERROR)) - { - (void) __libdwfl_relocate (mod, mod->main.elf, false); - - if (mod->debug.elf == mod->main.elf) - mod->debug.relocated = true; - else if (mod->debug.elf != NULL && ! mod->debug.relocated) - { - mod->debug.relocated = true; - (void) __libdwfl_relocate (mod, mod->debug.elf, false); - } - } - } - - *loadbase = mod->main.bias; - return mod->main.elf; - } - - __libdwfl_seterrno (mod->elferr); - return NULL; -} -INTDEF (dwfl_module_getelf) - - Dwarf * dwfl_module_getdwarf (Dwfl_Module *mod, Dwarf_Addr *bias) { |