X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=ofproto%2Fpktbuf.h;h=ec99aead3ac3c3b533e7415ae2c73a6f4944741c;hb=ebc56baa41db060b8783051e67b6fcbc148ebd60;hp=82d7a85b6df06a951682cb58d7568bc03e60dc3f;hpb=ec14ac26857f49968e48fa7b1ad85a07c1bfcc8d;p=openvswitch

diff --git a/ofproto/pktbuf.h b/ofproto/pktbuf.h
index 82d7a85b..ec99aead 100644
--- a/ofproto/pktbuf.h
+++ b/ofproto/pktbuf.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2008, 2009 Nicira Networks.
+ * Copyright (c) 2008, 2009, 2011, 2012 Nicira, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,6 +20,8 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#include "ofp-errors.h"
+
 struct pktbuf;
 struct ofpbuf;
 
@@ -30,8 +32,10 @@ void pktbuf_destroy(struct pktbuf *);
 uint32_t pktbuf_save(struct pktbuf *, const void *buffer, size_t buffer_size,
                      uint16_t in_port);
 uint32_t pktbuf_get_null(void);
-int pktbuf_retrieve(struct pktbuf *, uint32_t id, struct ofpbuf **bufferp,
-                    uint16_t *in_port);
+enum ofperr pktbuf_retrieve(struct pktbuf *, uint32_t id,
+                            struct ofpbuf **bufferp, uint16_t *in_port);
 void pktbuf_discard(struct pktbuf *, uint32_t id);
 
+unsigned int pktbuf_count_packets(const struct pktbuf *);
+
 #endif /* pktbuf.h */