123 lines
2.8 KiB
C
123 lines
2.8 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <libgsmd/libgsmd.h>
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#include <libgsmd/voicecall.h>
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#include <libgsmd/misc.h>
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#define STDIN_BUF_SIZE 1024
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/* this is the handler for receiving passthrough responses */
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static int pt_msghandler(struct lgsm_handle *lh, struct gsmd_msg_hdr *gmh)
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{
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char *payload = (char *)gmh + sizeof(*gmh);
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printf("RSTR=`%s'\n", payload);
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}
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static int shell_help(void)
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{
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printf( "\tA\tAnswer incoming call\n"
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"\tD\tDial outgoing number\n"
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"\tH\tHangup call\n"
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"\tO\tPower On\n"
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"\to\tPower Off\n"
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"\tR\tRegister Netowrk\n"
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"\tT\tSend DTMF Tone\n"
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"\tq\tQuit\n"
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);
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}
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int shell_main(struct lgsm_handle *lgsmh)
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{
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int rc;
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char buf[STDIN_BUF_SIZE+1];
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char rbuf[STDIN_BUF_SIZE+1];
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int rlen = sizeof(rbuf);
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fd_set readset;
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lgsm_register_handler(lgsmh, GSMD_MSG_PASSTHROUGH, &pt_msghandler);
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fcntl(0, F_SETFD, O_NONBLOCK);
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fcntl(lgsm_fd(lgsmh), F_SETFD, O_NONBLOCK);
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FD_ZERO(&readset);
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printf("# ");
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while (1) {
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fd_set readset;
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int gsm_fd = lgsm_fd(lgsmh);
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FD_SET(0, &readset);
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FD_SET(gsm_fd, &readset);
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rc = select(gsm_fd+1, &readset, NULL, NULL, NULL);
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if (rc <= 0)
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break;
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if (FD_ISSET(gsm_fd, &readset)) {
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/* we've received something on the gsmd socket, pass it
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* on to the library */
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rc = read(gsm_fd, buf, sizeof(buf));
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if (rc <= 0) {
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printf("ERROR reding from gsm_fd\n");
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break;
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}
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rc = lgsm_handle_packet(lgsmh, buf, rc);
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}
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if (FD_ISSET(0, &readset)) {
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/* we've received something on stdin. */
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printf("# ");
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rc = fscanf(stdin, "%s", buf);
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if (rc == EOF) {
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printf("EOF\n");
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return -1;
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}
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if (rc <= 0) {
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printf("NULL\n");
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continue;
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}
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if (!strcmp(buf, "h")) {
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shell_help();
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} else if (!strcmp(buf, "?")) {
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shell_help();
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} else if (!strcmp(buf, "H")) {
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printf("Hangup\n");
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lgsm_voice_hangup(lgsmh);
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} else if (buf[0] == 'D') {
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struct lgsm_addr addr;
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if (strlen(buf) < 2)
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continue;
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printf("Dial %s\n", buf+1);
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addr.type = 129;
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strncpy(addr.addr, buf+1, sizeof(addr.addr)-1);
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addr.addr[sizeof(addr.addr)-1] = '\0';
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lgsm_voice_out_init(lgsmh, &addr);
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} else if (!strcmp(buf, "A")) {
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printf("Answer\n");
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lgsm_voice_in_accept(lgsmh);
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} else if (!strcmp(buf, "O")) {
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printf("Power-On\n");
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lgsm_phone_power(lgsmh, 1);
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} else if (!strcmp(buf, "o")) {
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printf("Power-Off\n");
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lgsm_phone_power(lgsmh, 0);
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} else if (!strcmp(buf, "R")) {
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printf("Register\n");
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lgsm_phone_power(lgsmh, 0);
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lgsm_netreg_register(lgsmh, 0);
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} else if (!strcmp(buf, "q")) {
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exit(0);
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} else if (buf[0] == 'T') {
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if (strlen(buf) < 2)
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continue;
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printf("DTMF: %c\n", buf[1]);
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lgsm_voice_dtmf(lgsmh, buf[1]);
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} else {
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printf("Unknown command `%s'\n", buf);
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}
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}
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}
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}
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