81 lines
2.8 KiB
C
81 lines
2.8 KiB
C
/****************************************************************************
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** gmio
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** Copyright Fougue (2 Mar. 2015)
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** contact@fougue.pro
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**
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** This software is a reusable library whose purpose is to provide complete
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** I/O support for various CAD file formats (eg. STL)
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**
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** This software is governed by the CeCILL-B license under French law and
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** abiding by the rules of distribution of free software. You can use,
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** modify and/ or redistribute the software under the terms of the CeCILL-B
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** license as circulated by CEA, CNRS and INRIA at the following URL
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** "http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html".
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****************************************************************************/
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#ifndef GMIO_INTERNAL_HELPER_STREAM_H
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#define GMIO_INTERNAL_HELPER_STREAM_H
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#include "../stream.h"
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/*! Safe and convenient function for gmio_stream::func_at_end() */
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GMIO_INLINE gmio_bool_t gmio_stream_at_end(gmio_stream_t* stream)
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{
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if (stream != NULL && stream->func_at_end != NULL)
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return stream->func_at_end(stream->cookie);
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return GMIO_FALSE;
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}
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/*! Safe and convenient function for gmio_stream::func_error() */
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GMIO_INLINE int gmio_stream_error(gmio_stream_t* stream)
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{
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if (stream != NULL && stream->func_error != NULL)
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return stream->func_error(stream->cookie);
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return 0;
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}
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/*! Safe and convenient function for gmio_stream::func_read() */
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GMIO_INLINE size_t gmio_stream_read(
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gmio_stream_t* stream, void *ptr, size_t size, size_t count)
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{
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if (stream != NULL && stream->func_read != NULL)
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return stream->func_read(stream->cookie, ptr, size, count);
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return 0;
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}
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/*! Safe and convenient function for gmio_stream::func_write() */
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GMIO_INLINE size_t gmio_stream_write(
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gmio_stream_t* stream, const void *ptr, size_t size, size_t count)
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{
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if (stream != NULL && stream->func_write != NULL)
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return stream->func_write(stream->cookie, ptr, size, count);
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return 0;
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}
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/*! Safe and convenient function for gmio_stream::func_size() */
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GMIO_INLINE gmio_streamsize_t gmio_stream_size(gmio_stream_t* stream)
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{
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if (stream != NULL && stream->func_size != NULL)
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return stream->func_size(stream->cookie);
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return 0;
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}
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/*! Safe and convenient function for gmio_stream::func_get_pos() */
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GMIO_INLINE int gmio_stream_get_pos(
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gmio_stream_t* stream, gmio_stream_pos_t* pos)
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{
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if (stream != NULL && stream->func_get_pos != NULL)
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return stream->func_get_pos(stream->cookie, pos);
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return -1;
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}
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/*! Safe and convenient function for gmio_stream::func_set_pos() */
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GMIO_INLINE int gmio_stream_set_pos(
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gmio_stream_t* stream, const gmio_stream_pos_t* pos)
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{
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if (stream != NULL && stream->func_set_pos != NULL)
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return stream->func_set_pos(stream->cookie, pos);
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return -1;
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}
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#endif /* GMIO_INTERNAL_HELPER_STREAM_H */
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