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authorElliott Hughes <enh@google.com>2015-02-17 20:56:04 +0000
committerGerrit Code Review <noreply-gerritcodereview@google.com>2015-02-17 20:56:04 +0000
commitb48bfdc826ebdd316d5d8a4ff8f213391f1c710b (patch)
tree961dfef28571e02a7d969fbba9bb51991086476b /src/libasm/asm_newscngrp.c
parent5cb12756f3876faa52b0d4491745fc4c7adbab00 (diff)
parent41f677100e15f315f638774fbd055e497fc90069 (diff)
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Merge "Export elfutils headers and lose the version number from the path."
Diffstat (limited to 'src/libasm/asm_newscngrp.c')
-rw-r--r--src/libasm/asm_newscngrp.c102
1 files changed, 102 insertions, 0 deletions
diff --git a/src/libasm/asm_newscngrp.c b/src/libasm/asm_newscngrp.c
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--- /dev/null
+++ b/src/libasm/asm_newscngrp.c
@@ -0,0 +1,102 @@
+/* Create new section group.
+ Copyright (C) 2002 Red Hat, Inc.
+ This file is part of Red Hat elfutils.
+ Written by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+ Red Hat elfutils is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by the
+ Free Software Foundation; version 2 of the License.
+
+ Red Hat elfutils 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
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along
+ with Red Hat elfutils; if not, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
+
+ Red Hat elfutils is an included package of the Open Invention Network.
+ An included package of the Open Invention Network is a package for which
+ Open Invention Network licensees cross-license their patents. No patent
+ license is granted, either expressly or impliedly, by designation as an
+ included package. Should you wish to participate in the Open Invention
+ Network licensing program, please visit www.openinventionnetwork.com
+ <http://www.openinventionnetwork.com>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "libasmP.h"
+#include <system.h>
+
+
+
+AsmScnGrp_t *
+asm_newscngrp (ctx, grpname, signature, flags)
+ AsmCtx_t *ctx;
+ const char *grpname;
+ AsmSym_t *signature;
+ Elf32_Word flags;
+{
+ AsmScnGrp_t *result;
+ size_t grpname_len = strlen (grpname) + 1;
+
+ if (ctx == NULL)
+ return NULL;
+
+ if ((flags & ~GRP_COMDAT) != 0)
+ {
+ /* This is not a supported flag. */
+ __libasm_seterrno (ASM_E_INVALID);
+ return NULL;
+ }
+
+ result = (AsmScnGrp_t *) malloc (sizeof (AsmScnGrp_t) + grpname_len);
+ if (result == NULL)
+ return NULL;
+
+ result->signature = signature;
+ result->members = NULL;
+ result->nmembers = 0;
+ result->flags = flags;
+
+ memcpy (result->name, grpname, grpname_len);
+ result->strent = ebl_strtabadd (ctx->section_strtab, result->name,
+ grpname_len);
+
+ if (unlikely (ctx->textp))
+ // XXX TBI. What is the format?
+ abort ();
+ else
+ {
+ result->scn = elf_newscn (ctx->out.elf);
+ if (result->scn == NULL)
+ {
+ /* Couldn't allocate a new section. */
+ __libasm_seterrno (ASM_E_LIBELF);
+ free (result);
+ return NULL;
+ }
+ }
+
+ /* Enqueue is the context data structure. */
+ if (ctx->ngroups == 0)
+ {
+ assert (ctx->groups == NULL);
+ ctx->groups = result->next = result;
+ }
+ else
+ {
+ result->next = ctx->groups->next;
+ ctx->groups = ctx->groups->next = result;
+ }
+ ++ctx->ngroups;
+
+ return result;
+}