[ovs.git] / ofproto / pktbuf.h

/*
 * Copyright (c) 2008, 2009 Nicira Networks.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef PKTBUF_H
#define PKTBUF_H 1

#include <stdint.h>

struct pktbuf;
struct ofpbuf;

int pktbuf_capacity(void);

struct pktbuf *pktbuf_create(void);
void pktbuf_destroy(struct pktbuf *);
uint32_t pktbuf_save(struct pktbuf *, struct ofpbuf *buffer, uint16_t in_port);
uint32_t pktbuf_get_null(void);
int pktbuf_retrieve(struct pktbuf *, uint32_t id, struct ofpbuf **bufferp,
                    uint16_t *in_port);
void pktbuf_discard(struct pktbuf *, uint32_t id);

#endif /* pktbuf.h */
Commit	Line	Data
064af421 BP	1	/*
	2	* Copyright (c) 2008, 2009 Nicira Networks.
	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
	20	#include <stdint.h>
	21
	22	struct pktbuf;
	23	struct ofpbuf;
	24
	25	int pktbuf_capacity(void);
	26
	27	struct pktbuf *pktbuf_create(void);
	28	void pktbuf_destroy(struct pktbuf *);
	29	uint32_t pktbuf_save(struct pktbuf , struct ofpbuf buffer, uint16_t in_port);
7778bd15	30	uint32_t pktbuf_get_null(void);
064af421 BP	31	int pktbuf_retrieve(struct pktbuf , uint32_t id, struct ofpbuf *bufferp,
	32	uint16_t *in_port);
	33	void pktbuf_discard(struct pktbuf *, uint32_t id);
	34
	35	#endif /* pktbuf.h */