Move buffer functions up (Alexander Graf)

We will need to use buffer functions in code that will end up being
below the current buffer functions. In order to not introduce any
function stub defines, let's just move them up.
Signed-off-by: NAlexander Graf <agraf@suse.de>
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6497 c046a42c-6fe2-441c-8c8c-71466251a162

vnc.c

@@ -263,6 +263,39 @@ static void vnc_framebuffer_update(VncState *vs, int x, int y, int w, int h,
     vnc_write_s32(vs, encoding);
 }
 
+static void buffer_reserve(Buffer *buffer, size_t len)
+{
+    if ((buffer->capacity - buffer->offset) < len) {
+	buffer->capacity += (len + 1024);
+	buffer->buffer = qemu_realloc(buffer->buffer, buffer->capacity);
+	if (buffer->buffer == NULL) {
+	    fprintf(stderr, "vnc: out of memory\n");
+	    exit(1);
+	}
+    }
+}
+
+static int buffer_empty(Buffer *buffer)
+{
+    return buffer->offset == 0;
+}
+
+static uint8_t *buffer_end(Buffer *buffer)
+{
+    return buffer->buffer + buffer->offset;
+}
+
+static void buffer_reset(Buffer *buffer)
+{
+	buffer->offset = 0;
+}
+
+static void buffer_append(Buffer *buffer, const void *data, size_t len)
+{
+    memcpy(buffer->buffer + buffer->offset, data, len);
+    buffer->offset += len;
+}
+
 static void vnc_dpy_resize(DisplayState *ds)
 {
     int size_changed;
@@ -598,39 +631,6 @@ static int vnc_listen_poll(void *opaque)
     return 0;
 }
 
-static void buffer_reserve(Buffer *buffer, size_t len)
-{
-    if ((buffer->capacity - buffer->offset) < len) {
-	buffer->capacity += (len + 1024);
-	buffer->buffer = qemu_realloc(buffer->buffer, buffer->capacity);
-	if (buffer->buffer == NULL) {
-	    fprintf(stderr, "vnc: out of memory\n");
-	    exit(1);
-	}
-    }
-}
-
-static int buffer_empty(Buffer *buffer)
-{
-    return buffer->offset == 0;
-}
-
-static uint8_t *buffer_end(Buffer *buffer)
-{
-    return buffer->buffer + buffer->offset;
-}
-
-static void buffer_reset(Buffer *buffer)
-{
-	buffer->offset = 0;
-}
-
-static void buffer_append(Buffer *buffer, const void *data, size_t len)
-{
-    memcpy(buffer->buffer + buffer->offset, data, len);
-    buffer->offset += len;
-}
-
 /* audio */
 static void audio_capture_notify(void *opaque, audcnotification_e cmd)
 {