qemu-char: avoid leak in qemu_chr_open_pp_fd
[qemu.git] / fsdev / 9p-marshal.c
blob991e35d24280d70539325b471ec968f0762fb055
1 /*
2 * 9p backend
4 * Copyright IBM, Corp. 2010
6 * Authors:
7 * Anthony Liguori <aliguori@us.ibm.com>
9 * This work is licensed under the terms of the GNU GPL, version 2. See
10 * the COPYING file in the top-level directory.
14 #include <glib.h>
15 #include <glib/gprintf.h>
16 #include <sys/types.h>
17 #include <dirent.h>
18 #include <sys/time.h>
19 #include <utime.h>
20 #include <sys/uio.h>
21 #include <string.h>
22 #include <stdint.h>
23 #include <errno.h>
25 #include "qemu/compiler.h"
26 #include "9p-marshal.h"
28 void v9fs_string_free(V9fsString *str)
30 g_free(str->data);
31 str->data = NULL;
32 str->size = 0;
35 void v9fs_string_null(V9fsString *str)
37 v9fs_string_free(str);
40 void GCC_FMT_ATTR(2, 3)
41 v9fs_string_sprintf(V9fsString *str, const char *fmt, ...)
43 va_list ap;
45 v9fs_string_free(str);
47 va_start(ap, fmt);
48 str->size = g_vasprintf(&str->data, fmt, ap);
49 va_end(ap);
52 void v9fs_string_copy(V9fsString *lhs, V9fsString *rhs)
54 v9fs_string_free(lhs);
55 v9fs_string_sprintf(lhs, "%s", rhs->data);