56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/*
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* Copyright (c) 2011 Petr Stetiar <ynezz@true.cz>, Gaben Ltd.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef __LIBRS232_POSIX_H__
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#define __LIBRS232_POSIX_H__
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#include <termios.h>
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#ifndef B460800
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#define B460800 460800
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#endif
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#ifndef B921600
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#define B921600 921600
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#endif
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struct rs232_posix_t {
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int fd;
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struct termios oldterm;
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};
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#define GET_PORT_STATE(fd, state) \
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if (tcgetattr(fd, state) < 0) { \
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DBG("tcgetattr() %d %s\n", errno, strerror(errno)) \
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return RS232_ERR_CONFIG; \
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}
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#define SET_PORT_STATE(fd, state) \
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if (tcsetattr(fd, TCSANOW, state) < 0) { \
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DBG("tcsetattr() %d %s\n", errno, strerror(errno)) \
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return RS232_ERR_CONFIG; \
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} \
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#endif /* __LIBRS232_POSIX_H__ */
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