2 * Copyright (c) 2015 Nicira, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
20 #include "openvswitch/types.h"
23 union ct_dpif_inet_addr {
30 struct ct_dpif_tuple {
31 uint16_t l3_type; /* Address family. */
33 union ct_dpif_inet_addr src;
34 union ct_dpif_inet_addr dst;
47 BUILD_ASSERT_DECL(sizeof(struct ct_dpif_tuple) % 8 == 0);
49 struct ct_dpif_counters {
54 /* Nanoseconds from January 1, 1970 */
55 struct ct_dpif_timestamp {
56 /* When the entry was created */
58 /* When the entry was deleted */
62 #define CT_DPIF_TCP_STATES \
63 CT_DPIF_TCP_STATE(CLOSED) \
64 CT_DPIF_TCP_STATE(LISTEN) \
65 CT_DPIF_TCP_STATE(SYN_SENT) \
66 CT_DPIF_TCP_STATE(SYN_RECV) \
67 CT_DPIF_TCP_STATE(ESTABLISHED) \
68 CT_DPIF_TCP_STATE(CLOSE_WAIT) \
69 CT_DPIF_TCP_STATE(FIN_WAIT_1) \
70 CT_DPIF_TCP_STATE(CLOSING) \
71 CT_DPIF_TCP_STATE(LAST_ACK) \
72 CT_DPIF_TCP_STATE(FIN_WAIT_2) \
73 CT_DPIF_TCP_STATE(TIME_WAIT)
75 enum ct_dpif_tcp_state {
76 #define CT_DPIF_TCP_STATE(STATE) CT_DPIF_TCPS_##STATE,
78 #undef CT_DPIF_TCP_STATE
81 extern const char *ct_dpif_tcp_state_string[];
83 #define CT_DPIF_TCP_FLAGS \
84 CT_DPIF_TCP_FLAG(WINDOW_SCALE) \
85 CT_DPIF_TCP_FLAG(SACK_PERM) \
86 CT_DPIF_TCP_FLAG(CLOSE_INIT) \
87 CT_DPIF_TCP_FLAG(BE_LIBERAL) \
88 CT_DPIF_TCP_FLAG(DATA_UNACKNOWLEDGED) \
89 CT_DPIF_TCP_FLAG(MAXACK_SET) \
91 enum ct_dpif_tcp_flags_count_ {
92 #define CT_DPIF_TCP_FLAG(FLAG) FLAG##_COUNT_,
94 #undef CT_DPIF_TCP_FLAG
97 enum ct_dpif_tcp_flags {
98 #define CT_DPIF_TCP_FLAG(FLAG) CT_DPIF_TCPF_##FLAG = (1 << FLAG##_COUNT_),
100 #undef CT_DPIF_TCP_FLAG
103 struct ct_dpif_protoinfo {
104 uint16_t proto; /* IPPROTO_* */
110 uint8_t wscale_reply;
117 struct ct_dpif_helper {
121 #define CT_DPIF_STATUS_FLAGS \
122 CT_DPIF_STATUS_FLAG(EXPECTED) \
123 CT_DPIF_STATUS_FLAG(SEEN_REPLY) \
124 CT_DPIF_STATUS_FLAG(ASSURED) \
125 CT_DPIF_STATUS_FLAG(CONFIRMED) \
126 CT_DPIF_STATUS_FLAG(SRC_NAT) \
127 CT_DPIF_STATUS_FLAG(DST_NAT) \
128 CT_DPIF_STATUS_FLAG(SEQ_ADJUST) \
129 CT_DPIF_STATUS_FLAG(SRC_NAT_DONE) \
130 CT_DPIF_STATUS_FLAG(DST_NAT_DONE) \
131 CT_DPIF_STATUS_FLAG(DYING) \
132 CT_DPIF_STATUS_FLAG(FIXED_TIMEOUT) \
133 CT_DPIF_STATUS_FLAG(TEMPLATE) \
134 CT_DPIF_STATUS_FLAG(UNTRACKED) \
136 enum ct_dpif_status_flags_count_ {
137 #define CT_DPIF_STATUS_FLAG(FLAG) FLAG##_COUNT_,
139 #undef CT_DPIF_STATUS_FLAG
142 enum ct_dpif_status_flags {
143 #define CT_DPIF_STATUS_FLAG(FLAG) CT_DPIF_STATUS_##FLAG = (1 << FLAG##_COUNT_),
145 #undef CT_DPIF_STATUS_FLAG
148 struct ct_dpif_entry {
150 struct ct_dpif_tuple tuple_orig;
151 struct ct_dpif_tuple tuple_reply;
152 struct ct_dpif_tuple tuple_master;
153 struct ct_dpif_helper helper;
157 /* Modifiable members. */
159 struct ct_dpif_counters counters_orig;
160 struct ct_dpif_counters counters_reply;
162 struct ct_dpif_timestamp timestamp;
163 struct ct_dpif_protoinfo protoinfo;
167 /* Timeout for this entry in seconds */
174 struct ct_dpif_dump_state {
178 int ct_dpif_dump_start(struct dpif *, struct ct_dpif_dump_state **,
179 const uint16_t *zone);
180 int ct_dpif_dump_next(struct ct_dpif_dump_state *, struct ct_dpif_entry *);
181 int ct_dpif_dump_done(struct ct_dpif_dump_state *);
182 int ct_dpif_flush(struct dpif *, const uint16_t *zone);
183 void ct_dpif_entry_uninit(struct ct_dpif_entry *);
184 void ct_dpif_format_entry(const struct ct_dpif_entry *, struct ds *,
185 bool verbose, bool print_stats);
186 void ct_dpif_format_tuple(struct ds *, const struct ct_dpif_tuple *,
189 #endif /* CT_DPIF_H */