xserver-multidpi/hw/xfree86/common/xisb.h
2004-04-23 19:54:30 +00:00

65 lines
2.4 KiB
C

/*
* Copyright (c) 1997 Metro Link Incorporated
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Except as contained in this notice, the name of the Metro Link shall not be
* used in advertising or otherwise to promote the sale, use or other dealings
* in this Software without prior written authorization from Metro Link.
*
*/
/* $XFree86$ */
#ifndef _xisb_H_
#define _xisb_H_
/******************************************************************************
* Definitions
* structs, typedefs, #defines, enums
*****************************************************************************/
typedef struct _XISBuffer
{
int fd;
int trace;
int block_duration;
xf86ssize_t current; /* bytes read */
xf86ssize_t end;
xf86ssize_t buffer_size;
unsigned char *buf;
} XISBuffer;
/******************************************************************************
* Declarations
* variables: use xisb_LOC in front
* of globals.
* put locals in the .c file.
*****************************************************************************/
XISBuffer * XisbNew (int fd, xf86ssize_t size);
void XisbFree (XISBuffer *b);
int XisbRead (XISBuffer *b);
xf86ssize_t XisbWrite (XISBuffer *b, unsigned char *msg, xf86ssize_t len);
void XisbTrace (XISBuffer *b, int trace);
void XisbBlockDuration (XISBuffer *b, int block_duration);
/*
* DO NOT PUT ANYTHING AFTER THIS ENDIF
*/
#endif