src/gallium/auxiliary/util/u_stream_stdc.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 /**
  29  * @file
  30  * Stream implementation based on the Standard C Library.
  31  */
  32
  33 #include "pipe/p_config.h"
  34
  35 #if defined(PIPE_OS_LINUX) || defined(PIPE_OS_BSD) || defined(PIPE_SUBSYSTEM_WINDOWS_USER) || defined(PIPE_OS_SOLARIS) || defined(PIPE_OS_HAIKU) || defined(PIPE_OS_APPLE)
  36
  37 #include <stdio.h>
  38
  39 #include "util/u_memory.h"
  40
  41 #include "u_stream.h"
  42
  43
  44 struct util_stream
  45 {
  46    FILE *file;
  47 };
  48
  49
  50 struct util_stream *
  51 util_stream_create(const char *filename, size_t max_size)
  52 {
  53    struct util_stream *stream;
  54
  55    (void)max_size;
  56
  57    stream = CALLOC_STRUCT(util_stream);
  58    if(!stream)
  59       goto error1;
  60
  61    stream->file = fopen(filename, "w");
  62    if(!stream->file)
  63       goto error2;
  64
  65    return stream;
  66
  67 error2:
  68    FREE(stream);
  69 error1:
  70    return NULL;
  71 }
  72
  73
  74 boolean
  75 util_stream_write(struct util_stream *stream, const void *data, size_t size)
  76 {
  77    if(!stream)
  78       return FALSE;
  79
  80    return fwrite(data, size, 1, stream->file) == size ? TRUE : FALSE;
  81 }
  82
  83
  84 void
  85 util_stream_flush(struct util_stream *stream)
  86 {
  87    if(!stream)
  88       return;
  89
  90    fflush(stream->file);
  91 }
  92
  93
  94 void
  95 util_stream_close(struct util_stream *stream)
  96 {
  97    if(!stream)
  98       return;
  99
 100    fclose(stream->file);
 101
 102    FREE(stream);
 103 }
 104
 105
 106 #endif