tty_term/ttysocket.h

65 lines
2.2 KiB
C

/*
* This file is part of the ttyterm project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#ifndef TTY_H__
#define TTY_H__
#include <pthread.h>
#include <asm-generic/termbits.h>
#include <stdbool.h>
#include <stdint.h>
//#include "dbg.h"
typedef enum{ // device: tty terminal, network socket or UNIX socket
DEV_TTY,
DEV_NETSOCKET,
DEV_UNIXSOCKET,
} devtype;
typedef struct {
char *portname; // device filename (should be freed before structure freeing)
int speed; // baudrate in human-readable format
char *format; // format like 8N1
struct termios2 oldtty; // TTY flags for previous port settings
struct termios2 tty; // TTY flags for current settings
int comfd; // TTY file descriptor
char *buf; // buffer for data read
size_t bufsz; // size of buf
size_t buflen; // length of data read into buf
} TTY_descr2;
typedef struct{
devtype type; // type
char *name; // filename (dev or UNIX socket) or server name/IP
TTY_descr2 *dev; // tty serial device
char *port; // port to connect
int speed; // tty speed
pthread_mutex_t mutex; // reading/writing mutex
char eol[3]; // end of line
char seol[5]; // `eol` with doubled backslash (for print @ screen)
} chardevice;
char *ReadData(int *l);
int SendData(const char *data, size_t len);
void settimeout(int tms);
int opendev(chardevice *d, char *path);
void closedev();
#endif // TTY_H__