* standardized, so they are not included in openflow.h. Some of them may be
* suitable for standardization; others we never expect to standardize. */
-#define NX_VENDOR_ID 0x00002320
\f
/* Nicira vendor-specific error messages extension.
*
* might support fields (new registers, new protocols, etc.) that the
* controller does not. The controller must prepared to tolerate these.
*
- * The 'cookie' and 'table_id' fields have no meaning when 'reason' is
- * OFPR_NO_MATCH. In this case they should be set to 0. */
+ * The 'cookie' field has no meaning when 'reason' is OFPR_NO_MATCH. In this
+ * case it should be UINT64_MAX. */
struct nx_packet_in {
ovs_be32 buffer_id; /* ID assigned by datapath. */
ovs_be16 total_len; /* Full length of frame. */
NXAST_DEC_MPLS_TTL, /* struct nx_action_header */
NXAST_STACK_PUSH, /* struct nx_action_stack */
NXAST_STACK_POP, /* struct nx_action_stack */
+ NXAST_SAMPLE, /* struct nx_action_sample */
+ NXAST_SET_MPLS_LABEL, /* struct nx_action_ttl */
+ NXAST_SET_MPLS_TC, /* struct nx_action_ttl */
};
/* Header for Nicira-defined actions. */
* - NXM_NX_ND_SLL
* - NXM_NX_ND_TLL
* - NXM_NX_REG(idx) for idx in the switch's accepted range.
+ * - NXM_NX_PKT_MARK
+ * - NXM_NX_TUN_IPV4_SRC
+ * - NXM_NX_TUN_IPV4_DST
*
* The following nxm_header values are potentially acceptable as 'dst':
*
* - NXM_OF_TCP_DST
* - NXM_OF_UDP_SRC
* - NXM_OF_UDP_DST
+ * - NXM_NX_ARP_SHA
+ * - NXM_NX_ARP_THA
+ * - NXM_OF_ARP_OP
+ * - NXM_OF_ARP_SPA
+ * - NXM_OF_ARP_TPA
* Modifying any of the above fields changes the corresponding packet
* header.
*
+ * - NXM_OF_IN_PORT
+ *
* - NXM_NX_REG(idx) for idx in the switch's accepted range.
*
+ * - NXM_NX_PKT_MARK
+ *
* - NXM_OF_VLAN_TCI. Modifying this field's value has side effects on the
* packet's 802.1Q header. Setting a value with CFI=0 removes the 802.1Q
* header (if any), ignoring the other bits. Setting a value with CFI=1
* adds or modifies the 802.1Q header appropriately, setting the TCI field
* to the field's new value (with the CFI bit masked out).
*
- * - NXM_NX_TUN_ID. Modifying this value modifies the tunnel ID used for the
- * packet's next tunnel encapsulation.
+ * - NXM_NX_TUN_ID, NXM_NX_TUN_IPV4_SRC, NXM_NX_TUN_IPV4_DST. Modifying
+ * any of these values modifies the corresponding tunnel header field used
+ * for the packet's next tunnel encapsulation, if allowed by the
+ * configuration of the output tunnel port.
*
* A given nxm_header value may be used as 'src' or 'dst' only on a flow whose
* nx_match satisfies its prerequisites. For example, NXM_OF_IP_TOS may be
*
* Format: 20-bit IPv6 flow label in least-significant bits.
*
- * Masking: Not maskable. */
-#define NXM_NX_IPV6_LABEL NXM_HEADER (0x0001, 27, 4)
+ * Masking: Fully maskable. */
+#define NXM_NX_IPV6_LABEL NXM_HEADER (0x0001, 27, 4)
+#define NXM_NX_IPV6_LABEL_W NXM_HEADER_W(0x0001, 27, 4)
/* The ECN of the IP header.
*
#define NXM_NX_COOKIE NXM_HEADER (0x0001, 30, 8)
#define NXM_NX_COOKIE_W NXM_HEADER_W(0x0001, 30, 8)
+/* The source or destination address in the outer IP header of a tunneled
+ * packet.
+ *
+ * For non-tunneled packets, the value is 0.
+ *
+ * Prereqs: None.
+ *
+ * Format: 32-bit integer in network byte order.
+ *
+ * Masking: Fully maskable. */
+#define NXM_NX_TUN_IPV4_SRC NXM_HEADER (0x0001, 31, 4)
+#define NXM_NX_TUN_IPV4_SRC_W NXM_HEADER_W(0x0001, 31, 4)
+#define NXM_NX_TUN_IPV4_DST NXM_HEADER (0x0001, 32, 4)
+#define NXM_NX_TUN_IPV4_DST_W NXM_HEADER_W(0x0001, 32, 4)
+
+/* Metadata marked onto the packet in a system-dependent manner.
+ *
+ * The packet mark may be used to carry contextual information
+ * to other parts of the system outside of Open vSwitch. As a
+ * result, the semantics depend on system in use.
+ *
+ * Prereqs: None.
+ *
+ * Format: 32-bit integer in network byte order.
+ *
+ * Masking: Fully maskable. */
+#define NXM_NX_PKT_MARK NXM_HEADER (0x0001, 33, 4)
+#define NXM_NX_PKT_MARK_W NXM_HEADER_W(0x0001, 33, 4)
+
+/* The flags in the TCP header.
+*
+* Prereqs:
+* NXM_OF_ETH_TYPE must be either 0x0800 or 0x86dd.
+* NXM_OF_IP_PROTO must match 6 exactly.
+*
+* Format: 16-bit integer with 4 most-significant bits forced to 0.
+*
+* Masking: Bits 0-11 fully maskable. */
+#define NXM_NX_TCP_FLAGS NXM_HEADER (0x0001, 34, 2)
+#define NXM_NX_TCP_FLAGS_W NXM_HEADER_W(0x0001, 34, 2)
+
+/* Metadata dp_hash.
+ *
+ * Internal use only, not programable from controller.
+ *
+ * The dp_hash is used to carry the flow hash computed in the
+ * datapath.
+ *
+ * Prereqs: None.
+ *
+ * Format: 32-bit integer in network byte order.
+ *
+ * Masking: Fully maskable. */
+#define NXM_NX_DP_HASH NXM_HEADER (0x0001, 35, 4)
+#define NXM_NX_DP_HASH_W NXM_HEADER_W(0x0001, 35, 4)
+
+/* Metadata recirc_id.
+ *
+ * Internal use only, not programable from controller.
+ *
+ * The recirc_id used for recirculation. 0 is reserved
+ * for initially received packet.
+ *
+ * Prereqs: None.
+ *
+ * Format: 32-bit integer in network byte order.
+ *
+ * Masking: not maskable. */
+#define NXM_NX_RECIRC_ID NXM_HEADER (0x0001, 36, 4)
+
/* ## --------------------- ## */
/* ## Requests and replies. ## */
/* ## --------------------- ## */
};
OFP_ASSERT(sizeof(struct nx_action_pop_mpls) == 16);
+/* Action structure for NXAST_SET_MPLS_LABEL. */
+struct nx_action_mpls_label {
+ ovs_be16 type; /* OFPAT_VENDOR. */
+ ovs_be16 len; /* Length is 8. */
+ ovs_be32 vendor; /* NX_VENDOR_ID. */
+ ovs_be16 subtype; /* NXAST_SET_MPLS_LABEL. */
+ uint8_t zeros[2]; /* Must be zero. */
+ ovs_be32 label; /* LABEL */
+};
+OFP_ASSERT(sizeof(struct nx_action_mpls_label) == 16);
+
+/* Action structure for NXAST_SET_MPLS_TC. */
+struct nx_action_mpls_tc {
+ ovs_be16 type; /* OFPAT_VENDOR. */
+ ovs_be16 len; /* Length is 8. */
+ ovs_be32 vendor; /* NX_VENDOR_ID. */
+ ovs_be16 subtype; /* NXAST_SET_MPLS_TC. */
+ uint8_t tc; /* TC */
+ uint8_t pad[5];
+};
+OFP_ASSERT(sizeof(struct nx_action_mpls_tc) == 16);
+
/* Action structure for NXAST_SET_MPLS_TTL. */
struct nx_action_mpls_ttl {
ovs_be16 type; /* OFPAT_VENDOR. */
};
OFP_ASSERT(sizeof(struct nx_action_mpls_ttl) == 16);
+/* Action structure for NXAST_SAMPLE.
+ *
+ * Samples matching packets with the given probability and sends them
+ * each to the set of collectors identified with the given ID. The
+ * probability is expressed as a number of packets to be sampled out
+ * of USHRT_MAX packets, and must be >0.
+ *
+ * When sending packet samples to IPFIX collectors, the IPFIX flow
+ * record sent for each sampled packet is associated with the given
+ * observation domain ID and observation point ID. Each IPFIX flow
+ * record contain the sampled packet's headers when executing this
+ * rule. If a sampled packet's headers are modified by previous
+ * actions in the flow, those modified headers are sent. */
+struct nx_action_sample {
+ ovs_be16 type; /* OFPAT_VENDOR. */
+ ovs_be16 len; /* Length is 24. */
+ ovs_be32 vendor; /* NX_VENDOR_ID. */
+ ovs_be16 subtype; /* NXAST_SAMPLE. */
+ ovs_be16 probability; /* Fraction of packets to sample. */
+ ovs_be32 collector_set_id; /* ID of collector set in OVSDB. */
+ ovs_be32 obs_domain_id; /* ID of sampling observation domain. */
+ ovs_be32 obs_point_id; /* ID of sampling observation point. */
+};
+OFP_ASSERT(sizeof(struct nx_action_sample) == 24);
+
#endif /* openflow/nicira-ext.h */
git://git.onelab.eu / sliver-openvswitch.git / blobdiff