qemu/fsdev/9p-marshal.c

52 lines
929 B
C

/*
* 9p backend
*
* Copyright IBM, Corp. 2010
*
* Authors:
* Anthony Liguori <aliguori@us.ibm.com>
*
* This work is licensed under the terms of the GNU GPL, version 2. See
* the COPYING file in the top-level directory.
*
*/
#include "qemu/osdep.h"
#include <glib.h>
#include <glib/gprintf.h>
#include <dirent.h>
#include <utime.h>
#include <sys/uio.h>
#include "9p-marshal.h"
void v9fs_string_free(V9fsString *str)
{
g_free(str->data);
str->data = NULL;
str->size = 0;
}
void v9fs_string_null(V9fsString *str)
{
v9fs_string_free(str);
}
void GCC_FMT_ATTR(2, 3)
v9fs_string_sprintf(V9fsString *str, const char *fmt, ...)
{
va_list ap;
v9fs_string_free(str);
va_start(ap, fmt);
str->size = g_vasprintf(&str->data, fmt, ap);
va_end(ap);
}
void v9fs_string_copy(V9fsString *lhs, V9fsString *rhs)
{
v9fs_string_free(lhs);
v9fs_string_sprintf(lhs, "%s", rhs->data);
}