1 /**************************************************************************
3 * Copyright 2008-2010 VMware, Inc.
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:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
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 VMWARE 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.
26 **************************************************************************/
30 * Cross-platform sequential access stream abstraction.
37 #include "pipe/p_compiler.h"
41 * OS stream (FILE, socket, etc) abstraction.
46 (*close
)(struct os_stream
*stream
);
49 (*write
)(struct os_stream
*stream
, const void *data
, size_t size
);
52 (*flush
)(struct os_stream
*stream
);
57 os_stream_close(struct os_stream
*stream
)
59 stream
->close(stream
);
64 os_stream_write(struct os_stream
*stream
, const void *data
, size_t size
)
66 return stream
->write(stream
, data
, size
);
71 os_stream_flush(struct os_stream
*stream
)
73 stream
->flush(stream
);
78 os_file_stream_create(const char *filename
);
82 os_null_stream_create(void);
85 #if defined(PIPE_SUBSYSTEM_WINDOWS_DISPLAY)
86 #define os_file_stream_create(_filename) os_null_stream_create()
90 #endif /* _OS_STREAM_H_ */