API cleanups, offset by bit.
[babeltrace.git] / formats / ctf / types / string.c
1 /*
2 * Common Trace Format
3 *
4 * Strings read/write functions.
5 *
6 * Copyright (c) 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23 #include <babeltrace/ctf/types.h>
24 #include <limits.h> /* C99 limits */
25 #include <string.h>
26
27 void ctf_string_copy(struct stream_pos *dest, struct stream_pos *src,
28 const struct type_class_string *string_class)
29 {
30 size_t len;
31 unsigned char *destaddr, *srcaddr;
32
33 align_pos(src, string_class->p.alignment);
34 srcaddr = get_pos_addr(src);
35 len = strlen(srcaddr) + 1;
36 if (!dest)
37 goto end;
38 align_pos(dest, string_class->p.alignment);
39 destaddr = get_pos_addr(dest);
40 strcpy(dest, src);
41 move_pos(dest, len);
42 end:
43 move_pos(src, len);
44 }
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