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064af421 | 1 | /* |
99520767 | 2 | * Copyright (c) 2008, 2009, 2011, 2012, 2016 Nicira, Inc. |
064af421 | 3 | * |
a14bc59f BP |
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: | |
064af421 | 7 | * |
a14bc59f BP |
8 | * http://www.apache.org/licenses/LICENSE-2.0 |
9 | * | |
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. | |
064af421 BP |
15 | */ |
16 | ||
17 | #ifndef PKTBUF_H | |
18 | #define PKTBUF_H 1 | |
19 | ||
ec14ac26 | 20 | #include <stddef.h> |
064af421 BP |
21 | #include <stdint.h> |
22 | ||
e03c096d | 23 | #include "openvswitch/ofp-errors.h" |
90bf1e07 | 24 | |
064af421 | 25 | struct pktbuf; |
cf62fa4c | 26 | struct dp_packet; |
064af421 BP |
27 | |
28 | int pktbuf_capacity(void); | |
29 | ||
30 | struct pktbuf *pktbuf_create(void); | |
31 | void pktbuf_destroy(struct pktbuf *); | |
ec14ac26 | 32 | uint32_t pktbuf_save(struct pktbuf *, const void *buffer, size_t buffer_size, |
4e022ec0 | 33 | ofp_port_t in_port); |
90bf1e07 | 34 | enum ofperr pktbuf_retrieve(struct pktbuf *, uint32_t id, |
cf62fa4c | 35 | struct dp_packet **bufferp, ofp_port_t *in_port); |
064af421 BP |
36 | void pktbuf_discard(struct pktbuf *, uint32_t id); |
37 | ||
0d085684 BP |
38 | unsigned int pktbuf_count_packets(const struct pktbuf *); |
39 | ||
064af421 | 40 | #endif /* pktbuf.h */ |