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[01/20] qemu: virtio-9p: Recognize 9P2000.L protocol

Message ID 1277762117-11212-1-git-send-email-jvrao@linux.vnet.ibm.com
State New
Headers show

Commit Message

jvrao June 28, 2010, 9:54 p.m. UTC 
From: M. Mohan Kumar <mohan@in.ibm.com>

Make 9P server recognize 9P2000.L protocol version

Signed-off-by: M. Mohan Kumar <mohan@in.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
---
 hw/virtio-9p.c |    6 +++++-
 hw/virtio-9p.h |    6 ++++++
 2 files changed, 11 insertions(+), 1 deletions(-)
diff mbox

Patch

diff --git a/hw/virtio-9p.c b/hw/virtio-9p.c
index f8c85c3..e41c51e 100644
--- a/hw/virtio-9p.c
+++ b/hw/virtio-9p.c
@@ -1025,7 +1025,11 @@  static void v9fs_version(V9fsState *s, V9fsPDU *pdu)
 
     pdu_unmarshal(pdu, offset, "ds", &msize, &version);
 
-    if (strcmp(version.data, "9P2000.u")) {
+    if (!strcmp(version.data, "9P2000.u")) {
+        s->proto_version = V9FS_PROTO_2000U;
+    } else if (!strcmp(version.data, "9P2000.L")) {
+        s->proto_version = V9FS_PROTO_2000L;
+    } else {
         v9fs_string_sprintf(&version, "unknown");
     }
 
diff --git a/hw/virtio-9p.h b/hw/virtio-9p.h
index 67f8087..9286f59 100644
--- a/hw/virtio-9p.h
+++ b/hw/virtio-9p.h
@@ -57,6 +57,11 @@  enum {
     P9_QTFILE = 0x00,
 };
 
+enum p9_proto_version {
+    V9FS_PROTO_2000U = 0x01,
+    V9FS_PROTO_2000L = 0x02,
+};
+
 #define P9_NOTAG    (u16)(~0)
 #define P9_NOFID    (u32)(~0)
 #define P9_MAXWELEM 16
@@ -144,6 +149,7 @@  typedef struct V9fsState
     uint16_t tag_len;
     uint8_t *tag;
     size_t config_size;
+    enum p9_proto_version proto_version;
 } V9fsState;
 
 typedef struct V9fsCreateState {