87 lines
1.9 KiB
C
87 lines
1.9 KiB
C
/*
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* 0xFFFF - Open Free Fiasco Firmware Flasher
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* Copyright (C) 2007 pancake <pancake@youterm.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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#include "main.h"
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <getopt.h>
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#include <termios.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <signal.h>
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#include <fcntl.h>
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#include <getopt.h>
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int open_serial(const char *file)
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{
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struct termios tc;
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int fd = open (file, O_RDWR | O_SYNC);
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if (fd < 0) {
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perror (file);
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return -1;
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}
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// 115200 baud, 8n1, no flow control
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tcgetattr(fd, &tc);
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tc.c_iflag = IGNPAR;
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tc.c_oflag = 0;
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tc.c_cflag = CS8 | CREAD | CLOCAL;
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tc.c_lflag = 0;
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cfsetispeed(&tc, B115200);
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cfsetospeed(&tc, B115200);
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tcsetattr(fd, TCSANOW, &tc);
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return fd;
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}
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int console(const char *device)
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{
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char str[513];
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int fd = open_serial(device);
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int pid;
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if (fd == -1) {
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fprintf(stderr, "Cannot open serial device %s\n", device);
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return 1;
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}
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pid = fork();
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if (pid) {
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while(1) {
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fgets(str, 512, stdin);
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if (write(fd, str, strlen(str)-1) == -1) {
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perror("write");
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exit (1);
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}
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}
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} else {
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char buf;
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while(1) {
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if (read(fd, &buf,1) == -1) {
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perror("read");
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exit (1);
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}
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write(1, &buf, 1);
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}
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}
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close(fd);
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return 0;
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}
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