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-rw-r--r--hw/9pfs/9p-local.c7
-rw-r--r--hw/9pfs/9p-proxy.c7
-rw-r--r--hw/9pfs/9p.c19
-rw-r--r--hw/9pfs/9p.h1
4 files changed, 21 insertions, 13 deletions
diff --git a/hw/9pfs/9p-local.c b/hw/9pfs/9p-local.c
index 3f271fcbd2..845675e7a1 100644
--- a/hw/9pfs/9p-local.c
+++ b/hw/9pfs/9p-local.c
@@ -1060,13 +1060,10 @@ static int local_name_to_path(FsContext *ctx, V9fsPath *dir_path,
const char *name, V9fsPath *target)
{
if (dir_path) {
- v9fs_string_sprintf((V9fsString *)target, "%s/%s",
- dir_path->data, name);
+ v9fs_path_sprintf(target, "%s/%s", dir_path->data, name);
} else {
- v9fs_string_sprintf((V9fsString *)target, "%s", name);
+ v9fs_path_sprintf(target, "%s", name);
}
- /* Bump the size for including terminating NULL */
- target->size++;
return 0;
}
diff --git a/hw/9pfs/9p-proxy.c b/hw/9pfs/9p-proxy.c
index d091564b6f..f2417b7fd7 100644
--- a/hw/9pfs/9p-proxy.c
+++ b/hw/9pfs/9p-proxy.c
@@ -1023,13 +1023,10 @@ static int proxy_name_to_path(FsContext *ctx, V9fsPath *dir_path,
const char *name, V9fsPath *target)
{
if (dir_path) {
- v9fs_string_sprintf((V9fsString *)target, "%s/%s",
- dir_path->data, name);
+ v9fs_path_sprintf(target, "%s/%s", dir_path->data, name);
} else {
- v9fs_string_sprintf((V9fsString *)target, "%s", name);
+ v9fs_path_sprintf(target, "%s", name);
}
- /* Bump the size for including terminating NULL */
- target->size++;
return 0;
}
diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c
index d8f48ca76c..639f939302 100644
--- a/hw/9pfs/9p.c
+++ b/hw/9pfs/9p.c
@@ -12,6 +12,7 @@
*/
#include "qemu/osdep.h"
+#include <glib/gprintf.h>
#include "hw/virtio/virtio.h"
#include "qapi/error.h"
#include "qemu/error-report.h"
@@ -179,6 +180,20 @@ void v9fs_path_free(V9fsPath *path)
path->size = 0;
}
+
+void GCC_FMT_ATTR(2, 3)
+v9fs_path_sprintf(V9fsPath *path, const char *fmt, ...)
+{
+ va_list ap;
+
+ v9fs_path_free(path);
+
+ va_start(ap, fmt);
+ /* Bump the size for including terminating NULL */
+ path->size = g_vasprintf(&path->data, fmt, ap) + 1;
+ va_end(ap);
+}
+
void v9fs_path_copy(V9fsPath *lhs, V9fsPath *rhs)
{
v9fs_path_free(lhs);
@@ -917,10 +932,8 @@ static void v9fs_fix_path(V9fsPath *dst, V9fsPath *src, int len)
V9fsPath str;
v9fs_path_init(&str);
v9fs_path_copy(&str, dst);
- v9fs_string_sprintf((V9fsString *)dst, "%s%s", src->data, str.data+len);
+ v9fs_path_sprintf(dst, "%s%s", src->data, str.data + len);
v9fs_path_free(&str);
- /* +1 to include terminating NULL */
- dst->size++;
}
static inline bool is_ro_export(FsContext *ctx)
diff --git a/hw/9pfs/9p.h b/hw/9pfs/9p.h
index a38603398e..d539d2ebe9 100644
--- a/hw/9pfs/9p.h
+++ b/hw/9pfs/9p.h
@@ -327,6 +327,7 @@ static inline uint8_t v9fs_request_cancelled(V9fsPDU *pdu)
extern void v9fs_reclaim_fd(V9fsPDU *pdu);
extern void v9fs_path_init(V9fsPath *path);
extern void v9fs_path_free(V9fsPath *path);
+extern void v9fs_path_sprintf(V9fsPath *path, const char *fmt, ...);
extern void v9fs_path_copy(V9fsPath *lhs, V9fsPath *rhs);
extern int v9fs_name_to_path(V9fsState *s, V9fsPath *dirpath,
const char *name, V9fsPath *path);