[Qemu-devel] [PATCH] [virtio-9p] Add support to v9fs_string_alloc_printf() for handling %lu.

[Qemu-devel] [PATCH] [virtio-9p] Add support to v9fs_string_alloc_printf() for handling %lu.

[Venkateswararao Jujjuri (JV)]

Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
---
 hw/virtio-9p.c |   17 +++++++++++++++++
 1 files changed, 17 insertions(+), 0 deletions(-)

diff --git a/hw/virtio-9p.c b/hw/virtio-9p.c
index 3b2d49c..9575698 100644
--- a/hw/virtio-9p.c
+++ b/hw/virtio-9p.c
@@ -325,6 +325,14 @@ static int number_to_string(void *arg, char type)
         } while (num);
         break;
     }
+    case 'U': {
+        unsigned long num = *(unsigned long *)arg;
+        do {
+            ret++;
+            num = num/10;
+        } while (num);
+        break;
+    }
     default:
         printf("Number_to_string: Unknown number format\n");
         return -1;
@@ -342,6 +350,7 @@ v9fs_string_alloc_printf(char **strp, const char *fmt, va_list ap)
     int nr_args = 0;
     char *arg_char_ptr;
     unsigned int arg_uint;
+    unsigned long arg_ulong;
 
     /* Find the number of %'s that denotes an argument */
     for (iter = strstr(iter, "%"); iter; iter = strstr(iter, "%")) {
@@ -367,6 +376,14 @@ v9fs_string_alloc_printf(char **strp, const char *fmt, va_list ap)
             arg_uint = va_arg(ap2, unsigned int);
             len += number_to_string((void *)&arg_uint, 'u');
             break;
+        case 'l':
+            if (*++iter == 'u') {
+                arg_ulong = va_arg(ap2, unsigned long);
+                len += number_to_string((void *)&arg_ulong, 'U');
+            } else {
+                return -1;
+            }
+            break;
         case 's':
             arg_char_ptr = va_arg(ap2, char *);
             len += strlen(arg_char_ptr);
-- 
1.6.5.2