src/gallium/drivers/trace/tr_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)
  36
  37 #include <stdio.h>
  38
  39 #include "util/u_memory.h"
  40
  41 #include "tr_stream.h"
  42
  43
  44 struct trace_stream
  45 {
  46    FILE *file;
  47 };
  48
  49
  50 struct trace_stream *
  51 trace_stream_create(const char *filename)
  52 {
  53    struct trace_stream *stream;
  54
  55    stream = CALLOC_STRUCT(trace_stream);
  56    if(!stream)
  57       goto error1;
  58
  59    stream->file = fopen(filename, "w");
  60    if(!stream->file)
  61       goto error2;
  62
  63    return stream;
  64
  65 error2:
  66    FREE(stream);
  67 error1:
  68    return NULL;
  69 }
  70
  71
  72 boolean
  73 trace_stream_write(struct trace_stream *stream, const void *data, size_t size)
  74 {
  75    if(!stream)
  76       return FALSE;
  77
  78    return fwrite(data, size, 1, stream->file) == size ? TRUE : FALSE;
  79 }
  80
  81
  82 void
  83 trace_stream_flush(struct trace_stream *stream)
  84 {
  85    if(!stream)
  86       return;
  87
  88    fflush(stream->file);
  89 }
  90
  91
  92 void
  93 trace_stream_close(struct trace_stream *stream)
  94 {
  95    if(!stream)
  96       return;
  97
  98    fclose(stream->file);
  99
 100    FREE(stream);
 101 }
 102
 103
 104 #endif