X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=lib%2Fofp-util.h;h=2e3fb3a40aeba0b6898a597b9a0e62bffdb443fd;hb=751c778501b0e0726cc0c715f3ad2628c19ba0bb;hp=bf2ae07ba7639fb29d50413ecae19b07d3f51244;hpb=31a19d69db3f8058257c47f986ec908571b263e7;p=sliver-openvswitch.git

diff --git a/lib/ofp-util.h b/lib/ofp-util.h
index bf2ae07ba..2e3fb3a40 100644
--- a/lib/ofp-util.h
+++ b/lib/ofp-util.h
@@ -314,12 +314,15 @@ const char *ofputil_packet_in_reason_to_string(enum ofp_packet_in_reason);
 bool ofputil_packet_in_reason_from_string(const char *,
                                           enum ofp_packet_in_reason *);
 
-/* Abstract packet-out message. */
+/* Abstract packet-out message.
+ *
+ * ofputil_decode_packet_out() will ensure that 'in_port' is a physical port
+ * (OFPP_MAX or less) or one of OFPP_LOCAL, OFPP_NONE, or OFPP_CONTROLLER. */
 struct ofputil_packet_out {
     const void *packet;         /* Packet data, if buffer_id == UINT32_MAX. */
     size_t packet_len;          /* Length of packet data in bytes. */
     uint32_t buffer_id;         /* Buffer id or UINT32_MAX if no buffer. */
-    uint16_t in_port;           /* Packet's input port or OFPP_NONE. */
+    uint16_t in_port;           /* Packet's input port. */
     union ofp_action *actions;  /* Actions. */
     size_t n_actions;           /* Number of elements in 'actions' array. */
 };