libbanshee/engine/buffer.h

   1 /*
   2  * Copyright (c) 2000-2001
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. Neither the name of the University nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  *
  29  */
  30
  31 #ifndef BUFFER_H
  32 #define BUFFER_H
  33
  34 /*
  35  * Growable buffers
  36  *
  37  * Always null terminated.
  38  */
  39
  40 #include <stdarg.h>
  41 #include "bool.h"
  42 #include "regions.h"
  43 #include "linkage.h"
  44
  45 EXTERN_C_BEGIN
  46
  47 typedef struct growbuf *growbuf;
  48
  49 growbuf growbuf_new(region, int);   /* Make a new buffer with initial size */
  50 void growbuf_reset(growbuf);        /* Empty a buffer */
  51 int gprintf(growbuf, const char *, ...);      /* Print to a buffer */
  52 int gvprintf(growbuf, const char *, va_list); /* Print to a buffer */
  53 char *growbuf_contents(growbuf);    /* Get the contents of a buffer */
  54 bool growbuf_empty(growbuf);        /* Return true iff buffer is empty */
  55
  56 EXTERN_C_END
  57
  58 #endif