OFPUTIL_P_OF10_NXM_TID = 1 << 3,
#define OFPUTIL_P_OF10_STD_ANY (OFPUTIL_P_OF10_STD | OFPUTIL_P_OF10_STD_TID)
#define OFPUTIL_P_OF10_NXM_ANY (OFPUTIL_P_OF10_NXM | OFPUTIL_P_OF10_NXM_TID)
+#define OFPUTIL_P_OF10_ANY (OFPUTIL_P_OF10_STD_ANY | OFPUTIL_P_OF10_NXM_ANY)
/* OpenFlow 1.1 protocol.
*
/* Abstract packet-in message. */
struct ofputil_packet_in {
+ /* Packet data and metadata.
+ *
+ * To save bandwidth, in some cases a switch may send only the first
+ * several bytes of a packet, indicated by 'packet_len < total_len'. When
+ * the full packet is included, 'packet_len == total_len'. */
const void *packet;
- size_t packet_len;
-
- enum ofp_packet_in_reason reason; /* One of OFPR_*. */
- uint16_t controller_id; /* Controller ID to send to. */
- uint8_t table_id;
- ovs_be64 cookie;
+ size_t packet_len; /* Number of bytes in 'packet'. */
+ size_t total_len; /* Size of packet, pre-truncation. */
+ struct flow_metadata fmd;
+ /* Identifies a buffer in the switch that contains the full packet, to
+ * allow the controller to reference it later without having to send the
+ * entire packet back to the switch.
+ *
+ * UINT32_MAX indicates that the packet is not buffered in the switch. A
+ * switch should only use UINT32_MAX when it sends the entire packet. */
uint32_t buffer_id;
- int send_len;
- uint16_t total_len; /* Full length of frame. */
- struct flow_metadata fmd; /* Metadata at creation time. */
+ /* Reason that the packet-in is being sent. */
+ enum ofp_packet_in_reason reason; /* One of OFPR_*. */
+
+ /* Information about the OpenFlow flow that triggered the packet-in.
+ *
+ * A packet-in triggered by a flow table miss has no associated flow. In
+ * that case, 'cookie' is UINT64_MAX. */
+ uint8_t table_id; /* OpenFlow table ID. */
+ ovs_be64 cookie; /* Flow's cookie. */
};
enum ofperr ofputil_decode_packet_in(struct ofputil_packet_in *,
const struct ofp12_table_stats[], int n,
const struct ofp_header *request);
+/* Queue configuration request. */
+struct ofpbuf *ofputil_encode_queue_get_config_request(enum ofp_version,
+ ofp_port_t port);
+enum ofperr ofputil_decode_queue_get_config_request(const struct ofp_header *,
+ ofp_port_t *port);
+
+/* Queue configuration reply. */
+struct ofputil_queue_config {
+ uint32_t queue_id;
+
+ /* Each of these optional values is expressed in tenths of a percent.
+ * Values greater than 1000 indicate that the feature is disabled.
+ * UINT16_MAX indicates that the value is omitted. */
+ uint16_t min_rate;
+ uint16_t max_rate;
+};
+
+struct ofpbuf *ofputil_encode_queue_get_config_reply(
+ const struct ofp_header *request);
+void ofputil_append_queue_get_config_reply(
+ struct ofpbuf *reply, const struct ofputil_queue_config *);
+
+enum ofperr ofputil_decode_queue_get_config_reply(struct ofpbuf *reply,
+ ofp_port_t *);
+int ofputil_pull_queue_get_config_reply(struct ofpbuf *reply,
+ struct ofputil_queue_config *);
+
+
/* Abstract nx_flow_monitor_request. */
struct ofputil_flow_monitor_request {
uint32_t id;