source: lib/fifo.h @ 114b8d6

4.0.1-hotfixescachetimestampsdevelopdpdk-ndagetsilivegetfragoffhelplibtrace4ndag_formatpfringrc-4.0.1rc-4.0.2rc-4.0.3rc-4.0.4ringdecrementfixringperformanceringtimestampfixes
Last change on this file since 114b8d6 was 9ee7134, checked in by Perry Lorier <perry@…>, 15 years ago

More portability fixes

  • Property mode set to 100644
File size: 2.3 KB
RevLine 
[a79ddbe]1/*
2 * This file is part of libtrace
3 *
4 * Copyright (c) 2004 The University of Waikato, Hamilton, New Zealand.
5 * Authors: Daniel Lawson
6 *          Perry Lorier
7 *         
8 * All rights reserved.
9 *
10 * This code has been developed by the University of Waikato WAND
11 * research group. For further information please see http://www.wand.net.nz/
12 *
13 * libtrace is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by
15 * the Free Software Foundation; either version 2 of the License, or
16 * (at your option) any later version.
17 *
18 * libtrace is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with libtrace; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
26 *
27 * $Id$
28 *
29 */
30
31
[2c060e3]32#ifndef _FIFO_H_
33#define _FIFO_H_
34
[b5cd711]35struct tracefifo_t;
[2c060e3]36
[b5cd711]37typedef struct tracefifo_state {
[7068467]38        uint64_t in;
39        uint64_t out;
40        uint64_t ack;
41        uint64_t length;
42        uint64_t used;
[b5cd711]43} tracefifo_state_t;
[2c060e3]44
45
[b5cd711]46struct tracefifo_t *create_tracefifo(size_t size);
47void destroy_tracefifo(struct tracefifo_t *fifo);
[2c060e3]48
49
[b5cd711]50void tracefifo_stat(struct tracefifo_t *fifo, char *desc, int delta);
51char *tracefifo_stat_str(struct tracefifo_t *fifo, char *desc, int delta);
52void tracefifo_stat_int(struct tracefifo_t *fifo, tracefifo_state_t *state);
[2c060e3]53
[b5cd711]54size_t tracefifo_out_available(struct tracefifo_t *fifo);
55size_t tracefifo_ack_available(struct tracefifo_t *fifo);
56size_t tracefifo_free(struct tracefifo_t *fifo);
57size_t tracefifo_length(struct tracefifo_t *fifo);
[2c060e3]58
[b5cd711]59int tracefifo_write(struct tracefifo_t *fifo, void *buffer, size_t len);
[2c060e3]60
[b5cd711]61int tracefifo_out_read(struct tracefifo_t *fifo, void *buffer, size_t len);
62int tracefifo_ack_read(struct tracefifo_t *fifo, void *buffer, size_t len);
63int tracefifo_out_update(struct tracefifo_t *fifo, size_t len);
64int tracefifo_ack_update(struct tracefifo_t *fifo, size_t len);
[2c060e3]65
[b5cd711]66void tracefifo_out_reset(struct tracefifo_t *fifo);
[2c060e3]67
[b5cd711]68void tracefifo_flush(struct tracefifo_t *fifo);
[2c060e3]69
70
71
[7068467]72#endif /* _FIFO_H_ */
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