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88 lines
2.3 KiB
88 lines
2.3 KiB
4 years ago
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/*
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* $Id: pi-serial.h,v 1.30 2006/10/17 13:24:07 desrod Exp $
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*
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* pi-serial.h: Palm serial protocol support
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*
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* This library is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Library General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library
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* General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef _PILOT_SERIAL_H_
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#define _PILOT_SERIAL_H_
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#include "pi-args.h"
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#include "pi-buffer.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define PI_SERIAL_DEV 1
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struct pi_serial_impl {
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int (*open) PI_ARGS((pi_socket_t *ps,
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struct pi_sockaddr *addr, size_t addrlen));
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int (*close) PI_ARGS((pi_socket_t *ps));
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int (*changebaud) PI_ARGS((pi_socket_t *ps));
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ssize_t (*write) PI_ARGS((pi_socket_t *ps,
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PI_CONST unsigned char *buf, size_t len, int flags));
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ssize_t (*read) PI_ARGS((pi_socket_t *ps,
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pi_buffer_t *buf, size_t expect, int flags));
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int (*flush) PI_ARGS((pi_socket_t *ps, int flags));
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int (*poll) PI_ARGS((pi_socket_t *ps, int timeout));
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};
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struct pi_serial_data {
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struct pi_serial_impl impl;
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unsigned char buf[256];
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size_t buf_size;
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/* IO options */
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#ifndef OS2
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# ifndef SGTTY
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struct termios tco;
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# else
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struct sgttyb tco;
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# endif
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#endif
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/* Baud rate info */
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int rate; /**< Current port baud rate */
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int establishrate; /**< Baud rate to use after link is established. If -1, will use the max speed advertised by the device */
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int establishhighrate; /**< Boolean: try to establish rate higher than the device publishes*/
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/* Time out */
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int timeout;
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/* Statistics */
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int rx_bytes;
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int rx_errors;
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int tx_bytes;
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int tx_errors;
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};
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extern pi_device_t *pi_serial_device
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PI_ARGS((int type));
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extern void pi_serial_impl_init
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PI_ARGS((struct pi_serial_impl *impl));
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#ifdef __cplusplus
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}
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#endif
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#endif
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