/* A bitmap of version numbers
*
* Bit offsets correspond to ofp_version numbers which in turn correspond to
- * wire-protocol numbers for Open Flow versions.. E.g. (1u << OFP11_VERSION)
- * is the mask for Open Flow 1.1. If the bit for a version is set then it is
+ * wire-protocol numbers for OpenFlow versions, e.g. (1u << OFP11_VERSION)
+ * is the mask for OpenFlow 1.1. If the bit for a version is set then it is
* allowed, otherwise it is disallowed. */
void ofputil_format_version_bitmap(struct ds *msg, uint32_t bitmap);
* The handling of cookies across multiple versions of OpenFlow is a bit
* confusing. See DESIGN for the details. */
struct ofputil_flow_mod {
- struct list list_node; /* For queuing flow_mods. */
+ struct ovs_list list_node; /* For queuing flow_mods. */
struct match match;
- unsigned int priority;
+ int priority;
/* Cookie matching. The flow_mod affects only flows that have cookies that
* bitwise match 'cookie' bits in positions where 'cookie_mask has 1-bits.
ofp_port_t out_port;
uint32_t out_group;
enum ofputil_flow_mod_flags flags;
+ uint16_t importance; /* Eviction precedence. */
struct ofpact *ofpacts; /* Series of "struct ofpact"s. */
size_t ofpacts_len; /* Length of ofpacts, in bytes. */
const struct ofpact *ofpacts;
size_t ofpacts_len;
enum ofputil_flow_mod_flags flags;
+ uint16_t importance; /* Eviction precedence. */
};
int ofputil_decode_flow_stats_reply(struct ofputil_flow_stats *,
bool flow_age_extension,
struct ofpbuf *ofpacts);
void ofputil_append_flow_stats_reply(const struct ofputil_flow_stats *,
- struct list *replies);
+ struct ovs_list *replies);
/* Aggregate stats reply, independent of protocol. */
struct ofputil_aggregate_stats {
struct ofpbuf *ofputil_encode_port_mod(const struct ofputil_port_mod *,
enum ofputil_protocol);
+/* Abstract version of OFPTC11_TABLE_MISS_*.
+ *
+ * OpenFlow 1.0 always sends packets that miss to the next flow table, or to
+ * the controller if they miss in the last flow table.
+ *
+ * OpenFlow 1.1 and 1.2 can configure table miss behavior via a "table-mod"
+ * that specifies "send to controller", "miss", or "drop".
+ *
+ * OpenFlow 1.3 and later never sends packets that miss to the controller.
+ */
+enum ofputil_table_miss {
+ /* Protocol-specific default behavior. On OpenFlow 1.0 through 1.2
+ * connections, the packet is sent to the controller, and on OpenFlow 1.3
+ * and later connections, the packet is dropped.
+ *
+ * This is also used as a result of decoding OpenFlow 1.3+ "config" values
+ * in table-mods, to indicate that no table-miss was specified. */
+ OFPUTIL_TABLE_MISS_DEFAULT, /* Protocol default behavior. */
+
+ /* These constants have the same meanings as those in OpenFlow with the
+ * same names. */
+ OFPUTIL_TABLE_MISS_CONTROLLER, /* Send to controller. */
+ OFPUTIL_TABLE_MISS_CONTINUE, /* Go to next table. */
+ OFPUTIL_TABLE_MISS_DROP, /* Drop the packet. */
+};
+
+ovs_be32 ofputil_table_miss_to_config(enum ofputil_table_miss,
+ enum ofp_version);
+
/* Abstract ofp_table_mod. */
struct ofputil_table_mod {
uint8_t table_id; /* ID of the table, 0xff indicates all tables. */
- enum ofp_table_config config;
+ enum ofputil_table_miss miss_config;
};
enum ofperr ofputil_decode_table_mod(const struct ofp_header *,
char name[OFP_MAX_TABLE_NAME_LEN];
ovs_be64 metadata_match; /* Bits of metadata table can match. */
ovs_be64 metadata_write; /* Bits of metadata table can write. */
- uint32_t config; /* Bitmap of OFPTC_* values */
+ enum ofputil_table_miss miss_config;
uint32_t max_entries; /* Max number of entries supported. */
/* Table features related to instructions. There are two instances:
int ofputil_decode_table_features(struct ofpbuf *,
struct ofputil_table_features *, bool loose);
-struct ofpbuf *ofputil_encode_table_features_request(
- enum ofp_version ofp_version);
+struct ofpbuf *ofputil_encode_table_features_request(enum ofp_version);
+
void ofputil_append_table_features_reply(
- const struct ofputil_table_features *tf,
- struct list *replies);
+ const struct ofputil_table_features *tf, struct ovs_list *replies);
/* Meter band configuration for all supported band types. */
struct ofputil_meter_band {
void ofputil_decode_meter_request(const struct ofp_header *,
uint32_t *meter_id);
-void ofputil_append_meter_config(struct list *replies,
+void ofputil_append_meter_config(struct ovs_list *replies,
const struct ofputil_meter_config *);
-void ofputil_append_meter_stats(struct list *replies,
+void ofputil_append_meter_stats(struct ovs_list *replies,
const struct ofputil_meter_stats *);
enum ofputil_meter_request_type {
enum ofperr ofputil_decode_role_status(const struct ofp_header *oh,
struct ofputil_role_status *rs);
-/* Abstract table stats. */
-struct ofputil_table_stats {
- uint8_t table_id;
- char name[OFP_MAX_TABLE_NAME_LEN];
- ovs_be64 metadata_match; /* Bits of metadata table can match. */
- ovs_be64 metadata_write; /* Bits of metadata table can write. */
- uint32_t config; /* Bitmap of OFPTC_* values */
- uint32_t max_entries; /* Max number of entries supported. */
-
- struct mf_bitmap match; /* Fields table can match. */
- struct mf_bitmap wildcards; /* Fields table can wildcard. */
- uint64_t write_ofpacts; /* OFPACT_* supported on Write-Actions. */
- uint64_t apply_ofpacts; /* OFPACT_* supported on Apply-Actions. */
- struct mf_bitmap write_setfields; /* Fields that can be set in W-A. */
- struct mf_bitmap apply_setfields; /* Fields that can be set in A-A. */
- uint32_t instructions; /* Bitmap of OFPIT_* values supported. */
+/* Abstract table stats.
+ *
+ * This corresponds to the OpenFlow 1.3 table statistics structure, which only
+ * includes actual statistics. In earlier versions of OpenFlow, several
+ * members describe table features, so this structure has to be paired with
+ * struct ofputil_table_features to get all information. */
+struct ofputil_table_stats {
+ uint8_t table_id; /* Identifier of table. */
uint32_t active_count; /* Number of active entries. */
uint64_t lookup_count; /* Number of packets looked up in table. */
uint64_t matched_count; /* Number of packets that hit table. */
};
-struct ofpbuf *ofputil_encode_table_stats_reply(
- const struct ofputil_table_stats[], int n,
- const struct ofp_header *request);
+struct ofpbuf *ofputil_encode_table_stats_reply(const struct ofp_header *rq);
+void ofputil_append_table_stats_reply(struct ofpbuf *reply,
+ const struct ofputil_table_stats *,
+ const struct ofputil_table_features *);
+
+int ofputil_decode_table_stats_reply(struct ofpbuf *reply,
+ struct ofputil_table_stats *,
+ struct ofputil_table_features *);
/* Queue configuration request. */
struct ofpbuf *ofputil_encode_queue_get_config_request(enum ofp_version,
int ofputil_decode_flow_update(struct ofputil_flow_update *,
struct ofpbuf *msg, struct ofpbuf *ofpacts);
-void ofputil_start_flow_update(struct list *replies);
+void ofputil_start_flow_update(struct ovs_list *replies);
void ofputil_append_flow_update(const struct ofputil_flow_update *,
- struct list *replies);
+ struct ovs_list *replies);
/* Abstract nx_flow_monitor_cancel. */
uint32_t ofputil_decode_flow_monitor_cancel(const struct ofp_header *);
enum ofp_version ofp_version, ofp_port_t);
void ofputil_append_port_desc_stats_reply(const struct ofputil_phy_port *pp,
- struct list *replies);
+ struct ovs_list *replies);
/* Encoding simple OpenFlow messages. */
struct ofpbuf *make_echo_request(enum ofp_version);
\f
/* Actions. */
-/* The type of an action.
- *
- * For each implemented OFPAT10_* and NXAST_* action type, there is a
- * corresponding constant prefixed with OFPUTIL_, e.g.:
- *
- * OFPUTIL_OFPAT10_OUTPUT
- * OFPUTIL_OFPAT10_SET_VLAN_VID
- * OFPUTIL_OFPAT10_SET_VLAN_PCP
- * OFPUTIL_OFPAT10_STRIP_VLAN
- * OFPUTIL_OFPAT10_SET_DL_SRC
- * OFPUTIL_OFPAT10_SET_DL_DST
- * OFPUTIL_OFPAT10_SET_NW_SRC
- * OFPUTIL_OFPAT10_SET_NW_DST
- * OFPUTIL_OFPAT10_SET_NW_TOS
- * OFPUTIL_OFPAT10_SET_TP_SRC
- * OFPUTIL_OFPAT10_SET_TP_DST
- * OFPUTIL_OFPAT10_ENQUEUE
- * OFPUTIL_NXAST_RESUBMIT
- * OFPUTIL_NXAST_SET_TUNNEL
- * OFPUTIL_NXAST_SET_METADATA
- * OFPUTIL_NXAST_SET_QUEUE
- * OFPUTIL_NXAST_POP_QUEUE
- * OFPUTIL_NXAST_REG_MOVE
- * OFPUTIL_NXAST_REG_LOAD
- * OFPUTIL_NXAST_NOTE
- * OFPUTIL_NXAST_SET_TUNNEL64
- * OFPUTIL_NXAST_MULTIPATH
- * OFPUTIL_NXAST_BUNDLE
- * OFPUTIL_NXAST_BUNDLE_LOAD
- * OFPUTIL_NXAST_RESUBMIT_TABLE
- * OFPUTIL_NXAST_OUTPUT_REG
- * OFPUTIL_NXAST_LEARN
- * OFPUTIL_NXAST_DEC_TTL
- * OFPUTIL_NXAST_FIN_TIMEOUT
- *
- * (The above list helps developers who want to "grep" for these definitions.)
- */
-enum OVS_PACKED_ENUM ofputil_action_code {
- OFPUTIL_ACTION_INVALID,
-#define OFPAT10_ACTION(ENUM, STRUCT, NAME) OFPUTIL_##ENUM,
-#define OFPAT11_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) OFPUTIL_##ENUM,
-#define OFPAT13_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) OFPUTIL_##ENUM,
-#define NXAST_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) OFPUTIL_##ENUM,
-#include "ofp-util.def"
-};
-
-/* The number of values of "enum ofputil_action_code". */
-enum {
-#define OFPAT10_ACTION(ENUM, STRUCT, NAME) + 1
-#define OFPAT11_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) + 1
-#define OFPAT13_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) + 1
-#define NXAST_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) + 1
- OFPUTIL_N_ACTIONS = 1
-#include "ofp-util.def"
-};
-
-int ofputil_action_code_from_name(const char *);
-const char * ofputil_action_name_from_code(enum ofputil_action_code code);
-enum ofputil_action_code ofputil_action_code_from_ofp13_action(
- enum ofp13_action_type type);
-
-void *ofputil_put_action(enum ofputil_action_code, struct ofpbuf *buf);
-
-/* For each OpenFlow action <ENUM> that has a corresponding action structure
- * struct <STRUCT>, this defines two functions:
- *
- * void ofputil_init_<ENUM>(struct <STRUCT> *action);
- *
- * Initializes the parts of 'action' that identify it as having type <ENUM>
- * and length 'sizeof *action' and zeros the rest. For actions that have
- * variable length, the length used and cleared is that of struct <STRUCT>.
- *
- * struct <STRUCT> *ofputil_put_<ENUM>(struct ofpbuf *buf);
- *
- * Appends a new 'action', of length 'sizeof(struct <STRUCT>)', to 'buf',
- * initializes it with ofputil_init_<ENUM>(), and returns it.
- */
-#define OFPAT10_ACTION(ENUM, STRUCT, NAME) \
- void ofputil_init_##ENUM(struct STRUCT *); \
- struct STRUCT *ofputil_put_##ENUM(struct ofpbuf *);
-#define OFPAT11_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) \
- void ofputil_init_##ENUM(struct STRUCT *); \
- struct STRUCT *ofputil_put_##ENUM(struct ofpbuf *);
-#define OFPAT13_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) \
- void ofputil_init_##ENUM(struct STRUCT *); \
- struct STRUCT *ofputil_put_##ENUM(struct ofpbuf *);
-#define NXAST_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) \
- void ofputil_init_##ENUM(struct STRUCT *); \
- struct STRUCT *ofputil_put_##ENUM(struct ofpbuf *);
-#include "ofp-util.def"
-
-#define OFP_ACTION_ALIGN 8 /* Alignment of ofp_actions. */
-
bool action_outputs_to_port(const union ofp_action *, ovs_be16 port);
enum ofperr ofputil_pull_actions(struct ofpbuf *, unsigned int actions_len,
struct ofpbuf *ofputil_encode_dump_ports_request(enum ofp_version ofp_version,
ofp_port_t port);
-void ofputil_append_port_stat(struct list *replies,
+void ofputil_append_port_stat(struct ovs_list *replies,
const struct ofputil_port_stats *ops);
size_t ofputil_count_port_stats(const struct ofp_header *);
int ofputil_decode_port_stats(struct ofputil_port_stats *, struct ofpbuf *msg);
size_t ofputil_count_queue_stats(const struct ofp_header *);
int ofputil_decode_queue_stats(struct ofputil_queue_stats *qs, struct ofpbuf *msg);
-void ofputil_append_queue_stat(struct list *replies,
+void ofputil_append_queue_stat(struct ovs_list *replies,
const struct ofputil_queue_stats *oqs);
struct bucket_counter {
/* Bucket for use in groups. */
struct ofputil_bucket {
- struct list list_node;
+ struct ovs_list list_node;
uint16_t weight; /* Relative weight, for "select" groups. */
ofp_port_t watch_port; /* Port whose state affects whether this bucket
* is live. Only required for fast failover
uint32_t watch_group; /* Group whose state affects whether this
* bucket is live. Only required for fast
* failover groups. */
+ uint32_t bucket_id; /* Bucket Id used to identify bucket*/
struct ofpact *ofpacts; /* Series of "struct ofpact"s. */
size_t ofpacts_len; /* Length of ofpacts, in bytes. */
/* Protocol-independent group_mod. */
struct ofputil_group_mod {
- uint16_t command; /* One of OFPGC11_*. */
+ uint16_t command; /* One of OFPGC15_*. */
uint8_t type; /* One of OFPGT11_*. */
uint32_t group_id; /* Group identifier. */
- struct list buckets; /* Contains "struct ofputil_bucket"s. */
+ uint32_t command_bucket_id; /* Bucket Id used as part of
+ * OFPGC15_INSERT_BUCKET and
+ * OFPGC15_REMOVE_BUCKET commands
+ * execution.*/
+ struct ovs_list buckets; /* Contains "struct ofputil_bucket"s. */
};
/* Group stats reply, independent of protocol. */
struct ofputil_group_desc {
uint8_t type; /* One of OFPGT_*. */
uint32_t group_id; /* Group identifier. */
- struct list buckets; /* Contains "struct ofputil_bucket"s. */
+ struct ovs_list buckets; /* Contains "struct ofputil_bucket"s. */
};
-void ofputil_bucket_list_destroy(struct list *buckets);
+void ofputil_bucket_list_destroy(struct ovs_list *buckets);
+void ofputil_bucket_clone_list(struct ovs_list *dest,
+ const struct ovs_list *src,
+ const struct ofputil_bucket *);
+struct ofputil_bucket *ofputil_bucket_find(const struct ovs_list *,
+ uint32_t bucket_id);
+bool ofputil_bucket_check_duplicate_id(const struct ovs_list *);
+struct ofputil_bucket *ofputil_bucket_list_front(const struct ovs_list *);
+struct ofputil_bucket *ofputil_bucket_list_back(const struct ovs_list *);
static inline bool
ofputil_bucket_has_liveness(const struct ofputil_bucket *bucket)
uint32_t group_id);
enum ofperr ofputil_decode_group_stats_request(
const struct ofp_header *request, uint32_t *group_id);
-void ofputil_append_group_stats(struct list *replies,
+void ofputil_append_group_stats(struct ovs_list *replies,
const struct ofputil_group_stats *);
struct ofpbuf *ofputil_encode_group_features_request(enum ofp_version);
struct ofpbuf *ofputil_encode_group_features_reply(
struct ofpbuf *, enum ofp_version);
void ofputil_append_group_desc_reply(const struct ofputil_group_desc *,
- struct list *buckets,
- struct list *replies);
+ struct ovs_list *buckets,
+ struct ovs_list *replies);
struct ofputil_bundle_ctrl_msg {
uint32_t bundle_id;