1 files changed, 26 insertions, 0 deletions
diff --git a/hw/9pfs/virtio-9p.c b/hw/9pfs/virtio-9p.c
index d8ce12ed88..a740f85625 100644
--- a/hw/9pfs/virtio-9p.c
+++ b/hw/9pfs/virtio-9p.c
@@ -39,6 +39,32 @@ enum {
     Oappend = 0x80,
 };
 
+ssize_t pdu_marshal(V9fsPDU *pdu, size_t offset, const char *fmt, ...)
+{
+    ssize_t ret;
+    va_list ap;
+
+    va_start(ap, fmt);
+    ret = v9fs_iov_vmarshal(pdu->elem.in_sg, pdu->elem.in_num,
+                            offset, 1, fmt, ap);
+    va_end(ap);
+
+    return ret;
+}
+
+ssize_t pdu_unmarshal(V9fsPDU *pdu, size_t offset, const char *fmt, ...)
+{
+    ssize_t ret;
+    va_list ap;
+
+    va_start(ap, fmt);
+    ret = v9fs_iov_vunmarshal(pdu->elem.out_sg, pdu->elem.out_num,
+                              offset, 1, fmt, ap);
+    va_end(ap);
+
+    return ret;
+}
+
 static int omode_to_uflags(int8_t mode)
 {
     int ret = 0;