| 1 | /*
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| 2 | * Copyright (c) 1995-2000, Index Data.
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| 3 | *
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| 4 | * Permission to use, copy, modify, distribute, and sell this software and
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| 5 | * its documentation, in whole or in part, for any purpose, is hereby granted,
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| 6 | * provided that:
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| 7 | *
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| 8 | * 1. This copyright and permission notice appear in all copies of the
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| 9 | * software and its documentation. Notices of copyright or attribution
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| 10 | * which appear at the beginning of any file must remain unchanged.
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| 11 | *
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| 12 | * 2. The names of Index Data or the individual authors may not be used to
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| 13 | * endorse or promote products derived from this software without specific
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| 14 | * prior written permission.
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| 15 | *
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| 16 | * THIS SOFTWARE IS PROVIDED "AS IS" AND WITHOUT WARRANTY OF ANY KIND,
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| 17 | * EXPRESS, IMPLIED, OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
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| 18 | * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
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| 19 | * IN NO EVENT SHALL INDEX DATA BE LIABLE FOR ANY SPECIAL, INCIDENTAL,
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| 20 | * INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES
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| 21 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER OR
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| 22 | * NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
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| 23 | * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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| 24 | * OF THIS SOFTWARE.
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| 25 | *
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| 26 | * $Log$
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| 27 | * Revision 1.1 2000/08/03 03:10:52 johnmcp
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| 28 | * Added the YAZ toolkit source to the packages directory (for z39.50 stuff)
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| 29 | *
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| 30 | * Revision 1.2 2000/02/28 11:20:06 adam
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| 31 | * Using autoconf. New definitions: YAZ_BEGIN_CDECL/YAZ_END_CDECL.
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| 32 | *
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| 33 | * Revision 1.1 1999/11/30 13:47:11 adam
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| 34 | * Improved installation. Moved header files to include/yaz.
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| 35 | *
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| 36 | * Revision 1.8 1999/11/03 09:05:56 adam
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| 37 | * Implemented wrbuf_puts.
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| 38 | *
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| 39 | * Revision 1.7 1999/08/27 09:40:32 adam
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| 40 | * Renamed logf function to yaz_log. Removed VC++ project files.
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| 41 | *
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| 42 | * Revision 1.6 1997/10/31 12:20:08 adam
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| 43 | * Improved memory debugging for xmalloc/nmem.c. References to NMEM
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| 44 | * instead of ODR in n ESPEC-1 handling in source d1_espec.c.
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| 45 | * Bug fix: missing fclose in data1_read_espec1.
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| 46 | *
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| 47 | * Revision 1.5 1997/09/17 12:10:32 adam
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| 48 | * YAZ version 1.4.
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| 49 | *
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| 50 | */
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| 51 |
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| 52 | #ifndef WRBUF_H
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| 53 | #define WRBUF_H
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| 54 |
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| 55 | #include <yaz/xmalloc.h>
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| 56 |
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| 57 | YAZ_BEGIN_CDECL
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| 58 |
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| 59 | typedef struct wrbuf
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| 60 | {
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| 61 | char *buf;
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| 62 | int pos;
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| 63 | int size;
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| 64 | } wrbuf, *WRBUF;
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| 65 |
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| 66 | YAZ_EXPORT WRBUF wrbuf_alloc(void);
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| 67 | YAZ_EXPORT void wrbuf_free(WRBUF b, int free_buf);
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| 68 | YAZ_EXPORT void wrbuf_rewind(WRBUF b);
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| 69 | YAZ_EXPORT int wrbuf_grow(WRBUF b, int minsize);
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| 70 | YAZ_EXPORT int wrbuf_write(WRBUF b, const char *buf, int size);
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| 71 | YAZ_EXPORT int wrbuf_puts(WRBUF b, const char *buf);
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| 72 |
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| 73 | #define wrbuf_len(b) ((b)->pos)
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| 74 | #define wrbuf_buf(b) ((b)->buf)
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| 75 |
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| 76 | #define wrbuf_putc(b, c) \
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| 77 | (((b)->pos >= (b)->size ? wrbuf_grow(b, 1) : 0), \
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| 78 | (b)->buf[(b)->pos++] = (c), 0)
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| 79 |
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| 80 | YAZ_END_CDECL
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| 81 |
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| 82 | #endif
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