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65 lines
2.2 KiB
C
65 lines
2.2 KiB
C
/*
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* This file is part of the ttyterm project.
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* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#ifndef TTY_H__
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#define TTY_H__
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#include <pthread.h>
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#include <asm-generic/termbits.h>
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#include <stdbool.h>
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#include <stdint.h>
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//#include "dbg.h"
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typedef enum{ // device: tty terminal, network socket or UNIX socket
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DEV_TTY,
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DEV_NETSOCKET,
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DEV_UNIXSOCKET,
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} devtype;
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typedef struct {
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char *portname; // device filename (should be freed before structure freeing)
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int speed; // baudrate in human-readable format
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char *format; // format like 8N1
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struct termios2 oldtty; // TTY flags for previous port settings
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struct termios2 tty; // TTY flags for current settings
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int comfd; // TTY file descriptor
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char *buf; // buffer for data read
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size_t bufsz; // size of buf
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size_t buflen; // length of data read into buf
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} TTY_descr2;
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typedef struct{
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devtype type; // type
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char *name; // filename (dev or UNIX socket) or server name/IP
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TTY_descr2 *dev; // tty serial device
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char *port; // port to connect
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int speed; // tty speed
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pthread_mutex_t mutex; // reading/writing mutex
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char eol[3]; // end of line
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char seol[5]; // `eol` with doubled backslash (for print @ screen)
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} chardevice;
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char *ReadData(int *l);
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int SendData(const char *data, size_t len);
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void settimeout(int tms);
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int opendev(chardevice *d, char *path);
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void closedev();
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#endif // TTY_H__
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