126 lines
3.1 KiB
C
126 lines
3.1 KiB
C
/* ****************************************************************************
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* stream/get.c -- stream getters.
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* Copyright (C) 2017 Thomas "Cakeisalie5" Touhey <thomas@touhey.fr>
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*
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* This file is part of libcasio.
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* libcasio is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 3.0 of the License,
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* or (at your option) any later version.
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*
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* libcasio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with libcasio; if not, see <http://www.gnu.org/licenses/>.
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* ************************************************************************* */
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#include "stream.h"
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#undef casio_isreadable
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#undef casio_iswritable
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/**
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* casio_get_openmode:
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* Get the open mode.
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*
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* @arg stream the stream.
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* @return the type.
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*/
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casio_openmode_t CASIO_EXPORT casio_get_openmode(casio_stream_t *stream)
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{
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if (!stream) return (0);
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return (stream->casio_stream_mode);
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}
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/**
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* casio_isreadable:
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* Check if the stream is readable.
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*
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* @arg stream the stream.
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* @return the type.
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*/
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int CASIO_EXPORT casio_isreadable(casio_stream_t *stream)
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{
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return (casio_get_openmode(stream) & CASIO_OPENMODE_READ);
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}
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/**
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* casio_iswritable:
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* Check if the stream is readable.
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*
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* @arg stream the stream.
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* @return the type.
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*/
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int CASIO_EXPORT casio_iswritable(casio_stream_t *stream)
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{
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return (casio_get_openmode(stream) & CASIO_OPENMODE_WRITE);
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}
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/**
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* casio_get_cookie:
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* Get the stream cookie.
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*
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* @arg stream the stream.
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* @return the cookie.
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*/
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void* CASIO_EXPORT casio_get_cookie(casio_stream_t *stream)
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{
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if (!stream) return (NULL);
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return (stream->casio_stream_cookie);
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}
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/**
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* casio_get_lasterr:
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* Get the last error.
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*
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* @arg stream the stream.
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* @return the last error.
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*/
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int CASIO_EXPORT casio_get_lasterr(casio_stream_t *stream)
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{
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if (!stream) return (0);
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return (stream->casio_stream_lasterr);
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}
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/**
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* casio_get_attrs:
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* Get the attributes of a libcasio stream.
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*
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* @arg stream the stream to get the attributes of.
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* @arg attrs the attrs to set.
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* @return the error code (0 if ok).
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*/
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int CASIO_EXPORT casio_get_attrs(casio_stream_t *stream,
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casio_streamattrs_t *attrs)
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{
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if (!getcb(stream, setattrs)) return (casio_error_op);
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memcpy(attrs, &stream->casio_stream_attrs,
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sizeof(casio_streamattrs_t)); /* DANGEROUS: ABI COMPAT XXX */
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return (0);
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}
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/**
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* casio_get_timeouts:
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* Get the timeouts of a libcasio stream.
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*
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* @arg stream the stream to get the timeouts of.
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* @arg timeouts the timeouts to get.
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* @return the error code (0 if ok).
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*/
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int CASIO_EXPORT casio_get_timeouts(casio_stream_t *stream,
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casio_timeouts_t *timeouts)
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{
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if (!getcb(stream, settm)) return (casio_error_op);
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memcpy(timeouts, &stream->casio_stream_timeouts,
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sizeof(casio_timeouts_t)); /* DANGEROUS: ABI COMPAT XXX */
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return (0);
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}
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