41 static int at_command(int fd, char *cmd, int to)  in at_command()  argument
48 	len = write(fd, cmd, strlen(cmd));  in at_command()
53 		FD_SET(fd, &rfds);  in at_command()
58 		if ((sel = select(fd + 1, &rfds, NULL, NULL, &timeout)) > 0) {  in at_command()
60 			if (FD_ISSET(fd, &rfds)) {  in at_command()
62 				len = read(fd, buf, sizeof(buf));  in at_command()
83 	int fd;  in open_device()  local
85 	fd = open(device, O_RDWR | O_NOCTTY | O_NONBLOCK);  in open_device()
86 	if (fd < 0) {  in open_device()
92 	tcflush(fd, TCIOFLUSH);  in open_device()
96 	tcsetattr(fd, TCSANOW, &ti);  in open_device()
98 	return fd;  in open_device()
146 	int fd;  in main()  local
167 		fd = open_socket(&bdaddr, channel);  in main()
170 		fd = open_device(argv[1]);  in main()
173 	if (fd < 0)  in main()
176 	at_command(fd, "ATZ\r\n", 10000);  in main()
177 	at_command(fd, "AT+CPBS=\"ME\"\r\n", 10000);  in main()
178 	at_command(fd, "AT+CPBR=1,100\r\n", 100000);  in main()
180 	close(fd);  in main()