xisb.h (2585B)
1 /* 2 * Copyright (c) 1997 Metro Link Incorporated 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 18 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 19 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 20 * SOFTWARE. 21 * 22 * Except as contained in this notice, the name of the Metro Link shall not be 23 * used in advertising or otherwise to promote the sale, use or other dealings 24 * in this Software without prior written authorization from Metro Link. 25 * 26 */ 27 28 #ifndef _xisb_H_ 29 #define _xisb_H_ 30 31 #include <unistd.h> 32 33 /****************************************************************************** 34 * Definitions 35 * structs, typedefs, #defines, enums 36 *****************************************************************************/ 37 38 typedef struct _XISBuffer { 39 int fd; 40 int trace; 41 int block_duration; 42 ssize_t current; /* bytes read */ 43 ssize_t end; 44 ssize_t buffer_size; 45 unsigned char *buf; 46 } XISBuffer; 47 48 /****************************************************************************** 49 * Declarations 50 * variables: use xisb_LOC in front 51 * of globals. 52 * put locals in the .c file. 53 *****************************************************************************/ 54 extern _X_EXPORT XISBuffer *XisbNew(int fd, ssize_t size); 55 extern _X_EXPORT void XisbFree(XISBuffer * b); 56 extern _X_EXPORT int XisbRead(XISBuffer * b); 57 extern _X_EXPORT ssize_t XisbWrite(XISBuffer * b, unsigned char *msg, 58 ssize_t len); 59 extern _X_EXPORT void XisbTrace(XISBuffer * b, int trace); 60 extern _X_EXPORT void XisbBlockDuration(XISBuffer * b, int block_duration); 61 62 /* 63 * DO NOT PUT ANYTHING AFTER THIS ENDIF 64 */ 65 #endif