/usr/include/dnscore/io_stream.h is in libyadifa-dev 2.1.6-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* Copyright (c) 2011-2016, EURid. All rights reserved.
* The YADIFA TM software product is provided under the BSD 3-clause license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of EURid nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*------------------------------------------------------------------------------
*
*/
/** @defgroup streaming Streams
* @ingroup dnscore
* @brief
*
* @{
*/
#ifndef _IO_STREAM_H
#define _IO_STREAM_H
#include <dnscore/input_stream.h>
#include <dnscore/output_stream.h>
#ifdef __cplusplus
extern "C"
{
#endif
typedef struct io_stream io_stream;
struct io_stream
{
input_stream in;
output_stream out;
};
static inline void io_stream_link(io_stream *ios, input_stream *is, output_stream *os)
{
ios->in.data = is->data;
ios->in.vtbl = is->vtbl;
ios->out.data = os->data;
ios->out.vtbl = os->vtbl;
}
static inline ya_result io_stream_read(io_stream *ios, u8 *buffer, u32 len)
{
return ios->in.vtbl->read(&ios->in, buffer, len);
}
static inline ya_result io_stream_skip(io_stream *ios, u32 len)
{
return ios->in.vtbl->skip(&ios->in, len);
}
static inline ya_result io_stream_write(io_stream *ios, u8 *buffer, u32 len)
{
return ios->out.vtbl->write(&ios->out, buffer, len);
}
static inline ya_result io_stream_flush(io_stream *ios)
{
return ios->out.vtbl->flush(&ios->out);
}
static inline void io_stream_close(io_stream *ios)
{
ios->in.vtbl->close(&ios->in);
ios->out.vtbl->close(&ios->out);
}
#ifdef __cplusplus
}
#endif
#endif /* _IO_STREAM_H */
/** @} */
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