Ulrich Drepper | b08d5a8 | 2005-07-26 05:00:05 +0000 | [diff] [blame] | 1 | /* Determine fill pattern for a section. |
| 2 | Copyright (C) 2002 Red Hat, Inc. |
Ulrich Drepper | 361df7d | 2006-04-04 21:38:57 +0000 | [diff] [blame] | 3 | This file is part of Red Hat elfutils. |
Ulrich Drepper | b08d5a8 | 2005-07-26 05:00:05 +0000 | [diff] [blame] | 4 | Written by Ulrich Drepper <drepper@redhat.com>, 2002. |
| 5 | |
Ulrich Drepper | 361df7d | 2006-04-04 21:38:57 +0000 | [diff] [blame] | 6 | Red Hat elfutils is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by the |
| 8 | Free Software Foundation; version 2 of the License. |
Ulrich Drepper | b08d5a8 | 2005-07-26 05:00:05 +0000 | [diff] [blame] | 9 | |
Ulrich Drepper | 361df7d | 2006-04-04 21:38:57 +0000 | [diff] [blame] | 10 | Red Hat elfutils is distributed in the hope that it will be useful, but |
| 11 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License along |
| 16 | with Red Hat elfutils; if not, write to the Free Software Foundation, |
Ulrich Drepper | 1e9ef50 | 2006-04-04 22:29:06 +0000 | [diff] [blame] | 17 | Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. |
Ulrich Drepper | 361df7d | 2006-04-04 21:38:57 +0000 | [diff] [blame] | 18 | |
| 19 | Red Hat elfutils is an included package of the Open Invention Network. |
| 20 | An included package of the Open Invention Network is a package for which |
| 21 | Open Invention Network licensees cross-license their patents. No patent |
| 22 | license is granted, either expressly or impliedly, by designation as an |
| 23 | included package. Should you wish to participate in the Open Invention |
| 24 | Network licensing program, please visit www.openinventionnetwork.com |
| 25 | <http://www.openinventionnetwork.com>. */ |
Ulrich Drepper | b08d5a8 | 2005-07-26 05:00:05 +0000 | [diff] [blame] | 26 | |
| 27 | #ifdef HAVE_CONFIG_H |
| 28 | # include <config.h> |
| 29 | #endif |
| 30 | |
| 31 | #include <stdlib.h> |
| 32 | #include <string.h> |
| 33 | |
| 34 | #include <libasmP.h> |
| 35 | #include <system.h> |
| 36 | |
| 37 | |
| 38 | int |
| 39 | asm_fill (asmscn, bytes, len) |
| 40 | AsmScn_t *asmscn; |
| 41 | void *bytes; |
| 42 | size_t len; |
| 43 | { |
| 44 | struct FillPattern *pattern; |
| 45 | struct FillPattern *old_pattern; |
| 46 | |
| 47 | if (asmscn == NULL) |
| 48 | /* Some earlier error. */ |
| 49 | return -1; |
| 50 | |
| 51 | if (bytes == NULL) |
| 52 | /* Use the default pattern. */ |
| 53 | pattern = (struct FillPattern *) __libasm_default_pattern; |
| 54 | else |
| 55 | { |
| 56 | /* Allocate appropriate memory. */ |
| 57 | pattern = (struct FillPattern *) malloc (sizeof (struct FillPattern) |
| 58 | + len); |
| 59 | if (pattern == NULL) |
| 60 | return -1; |
| 61 | |
| 62 | pattern->len = len; |
| 63 | memcpy (pattern->bytes, bytes, len); |
| 64 | } |
| 65 | |
| 66 | old_pattern = asmscn->pattern; |
| 67 | asmscn->pattern = pattern; |
| 68 | |
| 69 | /* Free the old data structure if we have allocated it. */ |
| 70 | if (old_pattern != __libasm_default_pattern) |
| 71 | free (old_pattern); |
| 72 | |
| 73 | return 0; |
| 74 | } |