static int bestdata_break(struct ast_modem_pvt *p)
{
if (ast_modem_send(p, breakcmd, 2)) {
ast_log(LOG_WARNING, "Failed to break\n");
return -1;
}
p->ministate = STATE_COMMAND;
usleep(10000);
/* Read any outstanding junk */
while(!ast_modem_read_response(p, 1));
if (ast_modem_send(p, "AT", 0)) {
/* Modem might be stuck in some weird mode, try to get it out */
ast_modem_send(p, "+++", 3);
if (ast_modem_expect(p, "OK", 10)) {
ast_log(LOG_WARNING, "Modem is not responding\n");
return -1;
}
if (ast_modem_send(p, "AT", 0)) {
ast_log(LOG_WARNING, "Modem is not responding\n");
return -1;
}
}
if (ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Modem did not respond properly\n");
return -1;
}
return 0;
}
static int i4l_break(struct ast_modem_pvt *p)
{
if (ast_modem_send(p, breakcmd, 2)) {
ast_log(LOG_WARNING, "Failed to break\n");
return -1;
}
if (ast_modem_send(p, "\r\n", 2)) {
ast_log(LOG_WARNING, "Failed to send enter?\n");
return -1;
}
#if 0
/* Read any outstanding junk */
while(!ast_modem_read_response(p, 1));
#endif
if (ast_modem_send(p, "AT", 0)) {
/* Modem might be stuck in some weird mode, try to get it out */
ast_modem_send(p, "+++", 3);
if (ast_modem_expect(p, "OK", 10)) {
ast_log(LOG_WARNING, "Modem is not responding\n");
return -1;
}
if (ast_modem_send(p, "AT", 0)) {
ast_log(LOG_WARNING, "Modem is not responding\n");
return -1;
}
}
if (ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Modem did not respond properly\n");
return -1;
}
return 0;
}
static int i4l_startrec(struct ast_modem_pvt *p)
{
if (ast_modem_send(p, "AT+VRX+VTX", 0) ||
ast_modem_expect(p, "CONNECT", 5)) {
ast_log(LOG_WARNING, "Unable to start recording\n");
return -1;
}
p->ministate = STATE_VOICE;
/* let ast dsp detect dtmf */
if (p->dtmfmode & MODEM_DTMF_AST) {
if (p->dsp) {
ast_log(LOG_DEBUG, "Already have a dsp on %s?\n", p->dev);
} else {
p->dsp = ast_dsp_new();
if (p->dsp) {
ast_log(LOG_DEBUG, "Detecting DTMF inband with sw DSP on %s\n",p->dev);
ast_dsp_set_features(p->dsp, DSP_FEATURE_DTMF_DETECT|DSP_FEATURE_FAX_DETECT);
ast_dsp_digitmode(p->dsp, DSP_DIGITMODE_DTMF | 0);
}
}
}
return 0;
}
static int aopen_hangup(struct ast_modem_pvt *p)
{
if (aopen_break(p))
return -1;
/* Hangup by switching to data, then back to voice */
if (ast_modem_send(p, "ATH", 0) ||
ast_modem_expect(p, "OK", 8)) {
ast_log(LOG_WARNING, "Unable to set to data mode\n");
return -1;
}
if (ast_modem_send(p, "AT#CLS=8", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to voice mode\n");
return -1;
}
return 0;
}
static int aopen_answer(struct ast_modem_pvt *p)
{
if (ast_modem_send(p, "ATA", 0) ||
ast_modem_expect(p, "VCON", 10)) {
ast_log(LOG_WARNING, "Unable to answer: %s", p->response);
return -1;
}
return 0;
}
static int aopen_startrec(struct ast_modem_pvt *p)
{
if (ast_modem_send(p, "AT#VRX", 0) ||
ast_modem_expect(p, "CONNECT", 5)) {
ast_log(LOG_WARNING, "Unable to start recording\n");
return -1;
}
p->ministate = STATE_VOICE;
return 0;
}
static int aopen_dialdigit(struct ast_modem_pvt *p, char digit)
{
char cmd[80];
snprintf(cmd, sizeof(cmd), "AT#VTS=%c", digit);
if (ast_modem_send(p, cmd, 0) ||
ast_modem_expect(p, "VCON", 10)) {
ast_log(LOG_WARNING, "Unable to answer: %s", p->response);
return -1;
}
return 0;
}
static int bestdata_answer(struct ast_modem_pvt *p)
{
p->ringt = 0;
p->lastring = 0;
if (ast_modem_send(p, "AT+VLS=1", 0) ||
ast_modem_expect(p, "OK", 10)) {
ast_log(LOG_WARNING, "Unable to answer: %s", p->response);
return -1;
}
return 0;
}
static int bestdata_startplay(struct ast_modem_pvt *p)
{
if (p->ministate != STATE_COMMAND) bestdata_break(p);
if (ast_modem_send(p, "AT+VTX", 0) ||
ast_modem_expect(p, "CONNECT", 5)) {
ast_log(LOG_WARNING, "Unable to start recording\n");
return -1;
}
p->ministate = STATE_VOICEPLAY;
return 0;
}
static int aopen_init(struct ast_modem_pvt *p)
{
if (option_debug)
ast_log(LOG_DEBUG, "aopen_init()\n");
if (aopen_break(p))
return -1;
/* Force into command mode */
p->ministate = STATE_COMMAND;
if (ast_modem_send(p, "AT#BDR=0", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to auto-baud\n");
return -1;
}
if (ast_modem_send(p, "AT#CLS=8", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to voice mode\n");
return -1;
}
if (ast_modem_send(p, "AT#VBS=8", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to 8-bit mode\n");
return -1;
}
if (ast_modem_send(p, "AT#VSR=8000", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to 8000 Hz sampling\n");
return -1;
}
if (ast_modem_send(p, "AT#VLS=0", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to telco interface\n");
return -1;
}
if (ast_modem_send(p, "AT#VRA=" VRA, 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to 'ringback goes away' timer\n");
return -1;
}
if (ast_modem_send(p, "AT#VRN=" VRN, 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to 'ringback never came timer'\n");
return -1;
}
if (ast_modem_send(p, "AT#VTD=3F,3F,3F", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to tone detection\n");
return -1;
}
return 0;
}
static int bestdata_hangup(struct ast_modem_pvt *p)
{
if (bestdata_break(p))
return -1;
/* Hangup by switching to data, then back to voice */
if (ast_modem_send(p, "ATH", 0) ||
ast_modem_expect(p, "OK", 8)) {
ast_log(LOG_WARNING, "Unable to set to data mode\n");
return -1;
}
if (ast_modem_send(p, "AT+FCLASS=8", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to voice mode\n");
return -1;
}
p->gotclid = 0;
p->ringt = 0;
p->lastring = 0;
p->dtmfrx = 0;
return 0;
}
static int bestdata_dialdigit(struct ast_modem_pvt *p, char digit)
{
char cmd[80];
if (p->ministate != STATE_COMMAND) bestdata_break(p);
snprintf(cmd, sizeof(cmd), "AT+VTS=%c", digit);
if (ast_modem_send(p, cmd, 0) ||
ast_modem_expect(p, "OK", 10)) {
ast_log(LOG_WARNING, "Unable to answer: %s", p->response);
return -1;
}
return 0;
}
static int i4l_answer(struct ast_modem_pvt *p)
{
if (ast_modem_send(p, "ATA\r", 4) ||
ast_modem_expect(p, "VCON", 10)) {
ast_log(LOG_WARNING, "Unable to answer: %s", p->response);
return -1;
}
#if 1
if (ast_modem_send(p, "AT+VDD=0,8", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to phone line interface\n");
return -1;
}
#endif
if (ast_modem_send(p, "AT+VTX+VRX", 0) ||
ast_modem_expect(p, "CONNECT", 10)) {
ast_log(LOG_WARNING, "Unable to answer: %s", p->response);
return -1;
}
p->ministate = STATE_VOICE;
/* let ast dsp detect dtmf */
if (p->dtmfmode & MODEM_DTMF_AST) {
if (p->dsp) {
ast_log(LOG_DEBUG, "Already have a dsp on %s?\n", p->dev);
} else {
p->dsp = ast_dsp_new();
if (p->dsp) {
ast_log(LOG_DEBUG, "Detecting DTMF inband with sw DSP on %s\n",p->dev);
ast_dsp_set_features(p->dsp, DSP_FEATURE_DTMF_DETECT|DSP_FEATURE_FAX_DETECT);
ast_dsp_digitmode(p->dsp, DSP_DIGITMODE_DTMF | 0);
}
}
}
return 0;
}
static char *aopen_identify(struct ast_modem_pvt *p)
{
char identity[256];
char mfr[80];
char mdl[80];
char rev[80];
ast_modem_send(p, "AT#MDL?", 0);
ast_modem_read_response(p, 5);
strncpy(mdl, p->response, sizeof(mdl)-1);
ast_modem_trim(mdl);
ast_modem_expect(p, "OK", 5);
ast_modem_send(p, "AT#MFR?", 0);
ast_modem_read_response(p, 5);
strncpy(mfr, p->response, sizeof(mfr)-1);
ast_modem_trim(mfr);
ast_modem_expect(p, "OK", 5);
ast_modem_send(p, "AT#REV?", 0);
ast_modem_read_response(p, 5);
strncpy(rev, p->response, sizeof(rev)-1);
ast_modem_trim(rev);
ast_modem_expect(p, "OK", 5);
snprintf(identity, sizeof(identity), "%s Model %s Revision %s", mfr, mdl, rev);
return strdup(identity);
}
static int i4l_setdev(struct ast_modem_pvt *p, int dev)
{
char cmd[80];
if ((dev != MODEM_DEV_TELCO) && (dev != MODEM_DEV_TELCO_SPK)) {
ast_log(LOG_WARNING, "ISDN4Linux only supports telco device, not %d.\n", dev);
return -1;
} else /* Convert DEV to our understanding of it */
dev = 2;
if (ast_modem_send(p, "AT+VLS?", 0)) {
ast_log(LOG_WARNING, "Unable to select current mode %d\n", dev);
return -1;
}
if (ast_modem_read_response(p, 5)) {
ast_log(LOG_WARNING, "Unable to select device %d\n", dev);
return -1;
}
ast_modem_trim(p->response);
strncpy(cmd, p->response, sizeof(cmd)-1);
if (ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Modem did not respond properly\n");
return -1;
}
if (dev == atoi(cmd)) {
/* We're already in the right mode, don't bother changing for fear of
hanging up */
return 0;
}
snprintf(cmd, sizeof(cmd), "AT+VLS=%d", dev);
if (ast_modem_send(p, cmd, 0)) {
ast_log(LOG_WARNING, "Unable to select device %d\n", dev);
return -1;
}
if (ast_modem_read_response(p, 5)) {
ast_log(LOG_WARNING, "Unable to select device %d\n", dev);
return -1;
}
ast_modem_trim(p->response);
if (strcasecmp(p->response, "VCON") && strcasecmp(p->response, "OK")) {
ast_log(LOG_WARNING, "Unexpected reply: %s\n", p->response);
return -1;
}
return 0;
}
static int bestdata_init(struct ast_modem_pvt *p)
{
if (option_debug)
ast_log(LOG_DEBUG, "bestdata_init()\n");
if (bestdata_break(p))
return -1;
/* Force into command mode */
p->ministate = STATE_COMMAND;
if (ast_modem_send(p, "AT+FCLASS=8", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to voice mode\n");
return -1;
}
if (ast_modem_send(p, "AT+VSM=1,8000,0,0", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to 8000 Hz sampling\n");
return -1;
}
if (ast_modem_send(p, "AT+VLS=0", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to telco interface\n");
return -1;
}
if (ast_modem_send(p, "AT+VRA=" VRA, 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to 'ringback goes away' timer\n");
return -1;
}
if (ast_modem_send(p, "AT+VRN=" VRN, 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to 'ringback never came timer'\n");
return -1;
}
if (ast_modem_send(p, "AT+VTD=63", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to tone detection\n");
return -1;
}
if (ast_modem_send(p, "AT+VCID=1", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to enable Caller*ID\n");
return -1;
}
return 0;
}
static int aopen_setdev(struct ast_modem_pvt *p, int dev)
{
char cmd[80];
if (ast_modem_send(p, "AT#VLS?", 0)) {
ast_log(LOG_WARNING, "Unable to select current mode %d\n", dev);
return -1;
}
if (ast_modem_read_response(p, 5)) {
ast_log(LOG_WARNING, "Unable to select device %d\n", dev);
return -1;
}
ast_modem_trim(p->response);
strncpy(cmd, p->response, sizeof(cmd)-1);
if (ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Modem did not respond properly\n");
return -1;
}
if (dev == atoi(cmd)) {
/* We're already in the right mode, don't bother changing for fear of
hanging up */
return 0;
}
snprintf(cmd, sizeof(cmd), "AT#VLS=%d", dev);
if (ast_modem_send(p, cmd, 0)) {
ast_log(LOG_WARNING, "Unable to select device %d\n", dev);
return -1;
}
if (ast_modem_read_response(p, 5)) {
ast_log(LOG_WARNING, "Unable to select device %d\n", dev);
return -1;
}
ast_modem_trim(p->response);
if (strcasecmp(p->response, "VCON") && strcasecmp(p->response, "OK")) {
ast_log(LOG_WARNING, "Unexpected reply: %s\n", p->response);
return -1;
}
return 0;
}
static int i4l_hangup(struct ast_modem_pvt *p)
{
char dummy[50];
int dtr = TIOCM_DTR;
/* free the memory used by the DSP */
if (p->dsp) {
ast_dsp_free(p->dsp);
p->dsp = NULL;
}
/* down DTR to hangup modem */
ioctl(p->fd, TIOCMBIC, &dtr);
/* Read anything outstanding */
while(read(p->fd, dummy, sizeof(dummy)) > 0);
/* rise DTR to re-enable line */
ioctl(p->fd, TIOCMBIS, &dtr);
/* Read anything outstanding */
while(read(p->fd, dummy, sizeof(dummy)) > 0);
/* basically we're done, just to be sure */
write(p->fd, "\n\n", 2);
read(p->fd, dummy, sizeof(dummy));
if (ast_modem_send(p, "ATH", 0)) {
ast_log(LOG_WARNING, "Unable to hang up\n");
return -1;
}
if (ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Final 'OK' not received\n");
return -1;
}
return 0;
}
static int i4l_init(struct ast_modem_pvt *p)
{
char cmd[256];
if (option_debug)
ast_log(LOG_DEBUG, "i4l_init()\n");
if (i4l_break(p))
return -1;
/* Force into command mode */
p->ministate = STATE_COMMAND;
if (ast_modem_send(p, "AT+FCLASS=8", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to voice mode\n");
return -1;
}
if (!ast_strlen_zero(p->msn)) {
snprintf(cmd, sizeof(cmd), "AT&E%s", p->msn);
if (ast_modem_send(p, cmd, 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set MSN to %s\n", p->msn);
return -1;
}
}
if (!ast_strlen_zero(p->incomingmsn)) {
char *q;
snprintf(cmd, sizeof(cmd), "AT&L%s", p->incomingmsn);
/* translate , into ; since that is the seperator I4L uses, but can't be directly */
/* put in the config file because it will interpret the rest of the line as comment. */
q = cmd+4;
while (*q) {
if (*q == ',') *q = ';';
++q;
}
if (ast_modem_send(p, cmd, 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set Listen to %s\n", p->msn);
return -1;
}
}
if (ast_modem_send(p, "AT&D2", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to DTR disconnect mode\n");
return -1;
}
if (ast_modem_send(p, "ATS18=1", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to audio only mode\n");
return -1;
}
if (ast_modem_send(p, "ATS13.6=1", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to RUNG indication\n");
return -1;
}
if (ast_modem_send(p, "ATS14=4", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to transparent mode\n");
return -1;
}
if (ast_modem_send(p, "ATS23=9", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to transparent/ringing mode\n");
return -1;
}
if (ast_modem_send(p, "AT+VSM=6", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to muLAW mode\n");
return -1;
}
if (ast_modem_send(p, "AT+VLS=2", 0) ||
ast_modem_expect(p, "OK", 5)) {
ast_log(LOG_WARNING, "Unable to set to phone line interface\n");
return -1;
}
p->escape = 0;
return 0;
}