1706f2543Smrg/*
2706f2543Smrg * Copyright (c) 1997  Metro Link Incorporated
3706f2543Smrg *
4706f2543Smrg * Permission is hereby granted, free of charge, to any person obtaining a
5706f2543Smrg * copy of this software and associated documentation files (the "Software"),
6706f2543Smrg * to deal in the Software without restriction, including without limitation
7706f2543Smrg * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8706f2543Smrg * and/or sell copies of the Software, and to permit persons to whom the
9706f2543Smrg * Software is furnished to do so, subject to the following conditions:
10706f2543Smrg *
11706f2543Smrg * The above copyright notice and this permission notice shall be included in
12706f2543Smrg * all copies or substantial portions of the Software.
13706f2543Smrg *
14706f2543Smrg * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15706f2543Smrg * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16706f2543Smrg * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17706f2543Smrg * THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18706f2543Smrg * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19706f2543Smrg * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20706f2543Smrg * SOFTWARE.
21706f2543Smrg *
22706f2543Smrg * Except as contained in this notice, the name of the Metro Link shall not be
23706f2543Smrg * used in advertising or otherwise to promote the sale, use or other dealings
24706f2543Smrg * in this Software without prior written authorization from Metro Link.
25706f2543Smrg *
26706f2543Smrg */
27706f2543Smrg
28706f2543Smrg#ifndef	_xisb_H_
29706f2543Smrg#define _xisb_H_
30706f2543Smrg
31706f2543Smrg#include <unistd.h>
32706f2543Smrg
33706f2543Smrg/******************************************************************************
34706f2543Smrg *		Definitions
35706f2543Smrg *									structs, typedefs, #defines, enums
36706f2543Smrg *****************************************************************************/
37706f2543Smrg
38706f2543Smrgtypedef struct _XISBuffer
39706f2543Smrg{
40706f2543Smrg	int fd;
41706f2543Smrg	int trace;
42706f2543Smrg	int block_duration;
43706f2543Smrg	ssize_t current;	/* bytes read */
44706f2543Smrg	ssize_t end;
45706f2543Smrg	ssize_t buffer_size;
46706f2543Smrg	unsigned char *buf;
47706f2543Smrg} XISBuffer;
48706f2543Smrg
49706f2543Smrg/******************************************************************************
50706f2543Smrg *		Declarations
51706f2543Smrg *								variables:	use xisb_LOC in front
52706f2543Smrg *											of globals.
53706f2543Smrg *											put locals in the .c file.
54706f2543Smrg *****************************************************************************/
55706f2543Smrgextern _X_EXPORT XISBuffer * XisbNew (int fd, ssize_t size);
56706f2543Smrgextern _X_EXPORT void XisbFree (XISBuffer *b);
57706f2543Smrgextern _X_EXPORT int XisbRead (XISBuffer *b);
58706f2543Smrgextern _X_EXPORT ssize_t XisbWrite (XISBuffer *b, unsigned char *msg, ssize_t len);
59706f2543Smrgextern _X_EXPORT void XisbTrace (XISBuffer *b, int trace);
60706f2543Smrgextern _X_EXPORT void XisbBlockDuration (XISBuffer *b, int block_duration);
61706f2543Smrg
62706f2543Smrg/*
63706f2543Smrg *	DO NOT PUT ANYTHING AFTER THIS ENDIF
64706f2543Smrg */
65706f2543Smrg#endif
66