1441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project/* Create new section group. 2441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project Copyright (C) 2002 Red Hat, Inc. 3cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng This file is part of Red Hat elfutils. 4441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project Written by Ulrich Drepper <drepper@redhat.com>, 2002. 5441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 6cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Red Hat elfutils is free software; you can redistribute it and/or modify 7cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng it under the terms of the GNU General Public License as published by the 8cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Free Software Foundation; version 2 of the License. 9cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 10cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Red Hat elfutils is distributed in the hope that it will be useful, but 11cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng WITHOUT ANY WARRANTY; without even the implied warranty of 12cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng General Public License for more details. 14cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 15cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng You should have received a copy of the GNU General Public License along 16cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng with Red Hat elfutils; if not, write to the Free Software Foundation, 17cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. 18cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 19cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Red Hat elfutils is an included package of the Open Invention Network. 20cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng An included package of the Open Invention Network is a package for which 21cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Open Invention Network licensees cross-license their patents. No patent 22cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng license is granted, either expressly or impliedly, by designation as an 23cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng included package. Should you wish to participate in the Open Invention 24cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Network licensing program, please visit www.openinventionnetwork.com 25cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng <http://www.openinventionnetwork.com>. */ 26441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 27441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project#ifdef HAVE_CONFIG_H 28441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project# include <config.h> 29441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project#endif 30441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 31441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project#include <assert.h> 32441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project#include <stdlib.h> 33441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project#include <string.h> 34441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 35441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project#include "libasmP.h" 36441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project#include <system.h> 37441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 38441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 39441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 40441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source ProjectAsmScnGrp_t * 41441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Projectasm_newscngrp (ctx, grpname, signature, flags) 42441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project AsmCtx_t *ctx; 43441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project const char *grpname; 44441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project AsmSym_t *signature; 45441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project Elf32_Word flags; 46441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project{ 47441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project AsmScnGrp_t *result; 48441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project size_t grpname_len = strlen (grpname) + 1; 49441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 50441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project if (ctx == NULL) 51441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project return NULL; 52441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 53441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project if ((flags & ~GRP_COMDAT) != 0) 54441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project { 55441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project /* This is not a supported flag. */ 56441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project __libasm_seterrno (ASM_E_INVALID); 57441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project return NULL; 58441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project } 59441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 60441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project result = (AsmScnGrp_t *) malloc (sizeof (AsmScnGrp_t) + grpname_len); 61441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project if (result == NULL) 62441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project return NULL; 63441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 64441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project result->signature = signature; 65441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project result->members = NULL; 66441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project result->nmembers = 0; 67441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project result->flags = flags; 68441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 69441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project memcpy (result->name, grpname, grpname_len); 70441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project result->strent = ebl_strtabadd (ctx->section_strtab, result->name, 71441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project grpname_len); 72441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 73441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project if (unlikely (ctx->textp)) 74441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project // XXX TBI. What is the format? 75441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project abort (); 76441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project else 77441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project { 78441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project result->scn = elf_newscn (ctx->out.elf); 79441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project if (result->scn == NULL) 80441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project { 81441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project /* Couldn't allocate a new section. */ 82441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project __libasm_seterrno (ASM_E_LIBELF); 83441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project free (result); 84441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project return NULL; 85441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project } 86441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project } 87441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 88441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project /* Enqueue is the context data structure. */ 89441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project if (ctx->ngroups == 0) 90441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project { 91441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project assert (ctx->groups == NULL); 92441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project ctx->groups = result->next = result; 93441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project } 94441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project else 95441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project { 96441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project result->next = ctx->groups->next; 97441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project ctx->groups = ctx->groups->next = result; 98441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project } 99441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project ++ctx->ngroups; 100441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project 101441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project return result; 102441f72d43a9b550baa779fc82f70816da5f74f0eThe Android Open Source Project} 103