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Bring fax_modem handling in the fax_tester code into line with the upstream code

This commit is contained in:
Steve Underwood 2012-08-28 15:32:00 +08:00 committed by Ken Rice
parent fb7ee3a7ab
commit d2d7175908
1 changed files with 36 additions and 93 deletions
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129
libs/spandsp/tests/fax_tester.c
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@ -316,20 +316,17 @@ static void hdlc_accept(void *user_data, const uint8_t *msg, int len, int ok)
static int v17_v21_rx(void *user_data, const int16_t amp[], int len)
{
faxtester_state_t *t;
fax_modems_state_t *s;
t = (faxtester_state_t *) user_data;
s = &t->modems;
s = (fax_modems_state_t *) user_data;
v17_rx(&s->fast_modems.v17_rx, amp, len);
fsk_rx(&s->v21_rx, amp, len);
if (s->rx_trained)
{
/* The fast modem has trained, so we no longer need to run the slow
one in parallel. */
span_log(&t->logging, SPAN_LOG_FLOW, "Switching from V.17 + V.21 to V.17 (%.2fdBm0)\n", v17_rx_signal_power(&s->fast_modems.v17_rx));
s->rx_handler = (span_rx_handler_t) &v17_rx;
s->rx_user_data = &s->fast_modems.v17_rx;
span_log(&s->logging, SPAN_LOG_FLOW, "Switching from V.17 + V.21 to V.17 (%.2fdBm0)\n", v17_rx_signal_power(&s->fast_modems.v17_rx));
fax_modems_set_rx_handler(s, (span_rx_handler_t) &v17_rx, &s->fast_modems.v17_rx, NULL, NULL);
}
return 0;
}
@ -337,20 +334,17 @@ static int v17_v21_rx(void *user_data, const int16_t amp[], int len)
static int v27ter_v21_rx(void *user_data, const int16_t amp[], int len)
{
faxtester_state_t *t;
fax_modems_state_t *s;
t = (faxtester_state_t *) user_data;
s = &t->modems;
s = (fax_modems_state_t *) user_data;
v27ter_rx(&s->fast_modems.v27ter_rx, amp, len);
fsk_rx(&s->v21_rx, amp, len);
if (s->rx_trained)
{
/* The fast modem has trained, so we no longer need to run the slow
one in parallel. */
span_log(&t->logging, SPAN_LOG_FLOW, "Switching from V.27ter + V.21 to V.27ter (%.2fdBm0)\n", v27ter_rx_signal_power(&s->fast_modems.v27ter_rx));
s->rx_handler = (span_rx_handler_t) &v27ter_rx;
s->rx_user_data = &s->fast_modems.v27ter_rx;
span_log(&s->logging, SPAN_LOG_FLOW, "Switching from V.27ter + V.21 to V.27ter (%.2fdBm0)\n", v27ter_rx_signal_power(&s->fast_modems.v27ter_rx));
fax_modems_set_rx_handler(s, (span_rx_handler_t) &v27ter_rx, &s->fast_modems.v27ter_rx, NULL, NULL);
}
return 0;
}
@ -358,20 +352,17 @@ static int v27ter_v21_rx(void *user_data, const int16_t amp[], int len)
static int v29_v21_rx(void *user_data, const int16_t amp[], int len)
{
faxtester_state_t *t;
fax_modems_state_t *s;
t = (faxtester_state_t *) user_data;
s = &t->modems;
s = (fax_modems_state_t *) user_data;
v29_rx(&s->fast_modems.v29_rx, amp, len);
fsk_rx(&s->v21_rx, amp, len);
if (s->rx_trained)
{
/* The fast modem has trained, so we no longer need to run the slow
one in parallel. */
span_log(&t->logging, SPAN_LOG_FLOW, "Switching from V.29 + V.21 to V.29 (%.2fdBm0)\n", v29_rx_signal_power(&s->fast_modems.v29_rx));
s->rx_handler = (span_rx_handler_t) &v29_rx;
s->rx_user_data = &s->fast_modems.v29_rx;
span_log(&s->logging, SPAN_LOG_FLOW, "Switching from V.29 + V.21 to V.29 (%.2fdBm0)\n", v29_rx_signal_power(&s->fast_modems.v29_rx));
fax_modems_set_rx_handler(s, (span_rx_handler_t) &v29_rx, &s->fast_modems.v29_rx, NULL, NULL);
}
return 0;
}
@ -444,8 +435,6 @@ void faxtester_set_rx_type(void *user_data, int type, int bit_rate, int short_tr
faxtester_state_t *s;
fax_modems_state_t *t;
int tone;
put_bit_func_t put_bit_func;
void *put_bit_user_data;
s = (faxtester_state_t *) user_data;
t = &s->modems;
@ -454,16 +443,7 @@ void faxtester_set_rx_type(void *user_data, int type, int bit_rate, int short_tr
return;
s->current_rx_type = type;
if (use_hdlc)
{
put_bit_func = (put_bit_func_t) hdlc_rx_put_bit;
put_bit_user_data = (void *) &t->hdlc_rx;
hdlc_rx_init(&t->hdlc_rx, FALSE, FALSE, HDLC_FRAMING_OK_THRESHOLD, hdlc_accept, s);
}
else
{
put_bit_func = non_ecm_put_bit;
put_bit_user_data = (void *) s;
}
switch (type)
{
case T30_MODEM_CED:
@ -473,41 +453,31 @@ void faxtester_set_rx_type(void *user_data, int type, int bit_rate, int short_tr
tone,
tone_detected,
(void *) s);
t->rx_handler = (span_rx_handler_t) &modem_connect_tones_rx;
t->rx_user_data = &t->connect_rx;
fax_modems_set_rx_handler(t, (span_rx_handler_t) &modem_connect_tones_rx, &t->connect_rx, NULL, NULL);
s->tone_state = MODEM_CONNECT_TONES_NONE;
break;
case T30_MODEM_V21:
if (s->flush_handler)
s->flush_handler(s, s->flush_user_data, 3);
fsk_rx_init(&t->v21_rx, &preset_fsk_specs[FSK_V21CH2], FSK_FRAME_MODE_SYNC, (put_bit_func_t) hdlc_rx_put_bit, put_bit_user_data);
fsk_rx_signal_cutoff(&t->v21_rx, -45.5);
t->rx_handler = (span_rx_handler_t) &fsk_rx;
t->rx_user_data = &t->v21_rx;
fax_modems_start_slow_modem(t, FAX_MODEM_V21_RX);
fax_modems_set_rx_handler(t, (span_rx_handler_t) &fsk_rx, &t->v21_rx, NULL, NULL);
break;
case T30_MODEM_V27TER:
v27ter_rx_restart(&t->fast_modems.v27ter_rx, bit_rate, FALSE);
v27ter_rx_set_put_bit(&t->fast_modems.v27ter_rx, put_bit_func, put_bit_user_data);
t->rx_handler = (span_rx_handler_t) &v27ter_v21_rx;
t->rx_user_data = s;
fax_modems_start_fast_modem(t, FAX_MODEM_V27TER_RX, bit_rate, short_train, use_hdlc);
fax_modems_set_rx_handler(t, (span_rx_handler_t) &v27ter_v21_rx, t, NULL, NULL);
break;
case T30_MODEM_V29:
v29_rx_restart(&t->fast_modems.v29_rx, bit_rate, FALSE);
v29_rx_set_put_bit(&t->fast_modems.v29_rx, put_bit_func, put_bit_user_data);
t->rx_handler = (span_rx_handler_t) &v29_v21_rx;
t->rx_user_data = s;
fax_modems_start_fast_modem(t, FAX_MODEM_V29_RX, bit_rate, short_train, use_hdlc);
fax_modems_set_rx_handler(t, (span_rx_handler_t) &v29_v21_rx, t, NULL, NULL);
break;
case T30_MODEM_V17:
v17_rx_restart(&t->fast_modems.v17_rx, bit_rate, short_train);
v17_rx_set_put_bit(&t->fast_modems.v17_rx, put_bit_func, put_bit_user_data);
t->rx_handler = (span_rx_handler_t) &v17_v21_rx;
t->rx_user_data = s;
fax_modems_start_fast_modem(t, FAX_MODEM_V17_RX, bit_rate, short_train, use_hdlc);
fax_modems_set_rx_handler(t, (span_rx_handler_t) &v17_v21_rx, t, NULL, NULL);
break;
case T30_MODEM_DONE:
span_log(&s->logging, SPAN_LOG_FLOW, "FAX exchange complete\n");
default:
t->rx_handler = (span_rx_handler_t) &span_dummy_rx;
t->rx_user_data = s;
fax_modems_set_rx_handler(t, (span_rx_handler_t) &span_dummy_rx, s, NULL, NULL);
break;
}
}
@ -554,14 +524,14 @@ void faxtester_set_tx_type(void *user_data, int type, int bit_rate, int short_tr
s->transmit = TRUE;
break;
case T30_MODEM_V21:
fsk_tx_init(&t->v21_tx, &preset_fsk_specs[FSK_V21CH2], get_bit_func, get_bit_user_data);
fax_modems_start_slow_modem(t, FAX_MODEM_V21_TX);
fsk_tx_set_modem_status_handler(&t->v21_tx, modem_tx_status, (void *) s);
fax_modems_set_tx_handler(t, (span_tx_handler_t) &fsk_tx, &t->v21_tx);
s->transmit = TRUE;
break;
case T30_MODEM_V27TER:
v27ter_tx_restart(&t->fast_modems.v27ter_tx, bit_rate, t->use_tep);
v27ter_tx_set_get_bit(&t->fast_modems.v27ter_tx, get_bit_func, get_bit_user_data);
fax_modems_set_get_bit(t, get_bit_func, get_bit_user_data);
fax_modems_start_fast_modem(t, FAX_MODEM_V27TER_TX, bit_rate, short_train, use_hdlc);
v27ter_tx_set_modem_status_handler(&t->fast_modems.v27ter_tx, modem_tx_status, (void *) s);
fax_modems_set_tx_handler(t, (span_tx_handler_t) &v27ter_tx, &t->fast_modems.v27ter_tx);
/* For any fast modem, set 200ms of preamble flags */
@ -569,8 +539,8 @@ void faxtester_set_tx_type(void *user_data, int type, int bit_rate, int short_tr
s->transmit = TRUE;
break;
case T30_MODEM_V29:
v29_tx_restart(&t->fast_modems.v29_tx, bit_rate, t->use_tep);
v29_tx_set_get_bit(&t->fast_modems.v29_tx, get_bit_func, get_bit_user_data);
fax_modems_set_get_bit(t, get_bit_func, get_bit_user_data);
fax_modems_start_fast_modem(t, FAX_MODEM_V29_TX, bit_rate, short_train, use_hdlc);
v29_tx_set_modem_status_handler(&t->fast_modems.v29_tx, modem_tx_status, (void *) s);
fax_modems_set_tx_handler(t, (span_tx_handler_t) &v29_tx, &t->fast_modems.v29_tx);
/* For any fast modem, set 200ms of preamble flags */
@ -578,8 +548,8 @@ void faxtester_set_tx_type(void *user_data, int type, int bit_rate, int short_tr
s->transmit = TRUE;
break;
case T30_MODEM_V17:
v17_tx_restart(&t->fast_modems.v17_tx, bit_rate, t->use_tep, short_train);
v17_tx_set_get_bit(&t->fast_modems.v17_tx, get_bit_func, get_bit_user_data);
fax_modems_set_get_bit(t, get_bit_func, get_bit_user_data);
fax_modems_start_fast_modem(t, FAX_MODEM_V17_TX, bit_rate, short_train, use_hdlc);
v17_tx_set_modem_status_handler(&t->fast_modems.v17_tx, modem_tx_status, (void *) s);
fax_modems_set_tx_handler(t, (span_tx_handler_t) &v17_tx, &t->fast_modems.v17_tx);
/* For any fast modem, set 200ms of preamble flags */
@ -641,42 +611,6 @@ void faxtester_set_front_end_step_timeout_handler(faxtester_state_t *s, faxteste
}
/*- End of function --------------------------------------------------------*/
static void faxtester_fax_modems_init(fax_modems_state_t *s, int use_tep, void *user_data)
{
s->use_tep = use_tep;
hdlc_rx_init(&s->hdlc_rx, FALSE, FALSE, HDLC_FRAMING_OK_THRESHOLD, hdlc_accept, user_data);
hdlc_tx_init(&s->hdlc_tx, FALSE, 2, FALSE, hdlc_underflow_handler, user_data);
fsk_rx_init(&s->v21_rx, &preset_fsk_specs[FSK_V21CH2], FSK_FRAME_MODE_SYNC, (put_bit_func_t) hdlc_rx_put_bit, &s->hdlc_rx);
fsk_rx_signal_cutoff(&s->v21_rx, -45.5);
fsk_tx_init(&s->v21_tx, &preset_fsk_specs[FSK_V21CH2], (get_bit_func_t) hdlc_tx_get_bit, &s->hdlc_tx);
fsk_tx_set_modem_status_handler(&s->v21_tx, modem_tx_status, user_data);
v17_rx_init(&s->fast_modems.v17_rx, 14400, non_ecm_put_bit, user_data);
v17_tx_init(&s->fast_modems.v17_tx, 14400, s->use_tep, non_ecm_get_bit, user_data);
v17_tx_set_modem_status_handler(&s->fast_modems.v17_tx, modem_tx_status, user_data);
v29_rx_init(&s->fast_modems.v29_rx, 9600, non_ecm_put_bit, user_data);
v29_rx_signal_cutoff(&s->fast_modems.v29_rx, -45.5);
v29_tx_init(&s->fast_modems.v29_tx, 9600, s->use_tep, non_ecm_get_bit, user_data);
v29_tx_set_modem_status_handler(&s->fast_modems.v29_tx, modem_tx_status, user_data);
v27ter_rx_init(&s->fast_modems.v27ter_rx, 4800, non_ecm_put_bit, user_data);
v27ter_tx_init(&s->fast_modems.v27ter_tx, 4800, s->use_tep, non_ecm_get_bit, user_data);
v27ter_tx_set_modem_status_handler(&s->fast_modems.v27ter_tx, modem_tx_status, user_data);
silence_gen_init(&s->silence_gen, 0);
modem_connect_tones_tx_init(&s->connect_tx, MODEM_CONNECT_TONES_FAX_CNG);
modem_connect_tones_rx_init(&s->connect_rx,
MODEM_CONNECT_TONES_FAX_CNG,
tone_detected,
user_data);
dc_restore_init(&s->dc_restore);
s->rx_signal_present = FALSE;
s->rx_handler = (span_rx_handler_t) &span_dummy_rx;
s->rx_user_data = NULL;
s->tx_handler = (span_tx_handler_t) &silence_gen;
s->tx_user_data = &s->silence_gen;
}
/*- End of function --------------------------------------------------------*/
faxtester_state_t *faxtester_init(faxtester_state_t *s, int calling_party)
{
if (s == NULL)
@ -688,7 +622,16 @@ faxtester_state_t *faxtester_init(faxtester_state_t *s, int calling_party)
memset(s, 0, sizeof(*s));
span_log_init(&s->logging, SPAN_LOG_NONE, NULL);
span_log_set_protocol(&s->logging, "TST");
faxtester_fax_modems_init(&s->modems, FALSE, s);
fax_modems_init(&s->modems,
FALSE,
NULL,
hdlc_underflow_handler,
non_ecm_put_bit,
t38_non_ecm_buffer_get_bit,
tone_detected,
s);
fax_modems_set_tep_mode(&s->modems, FALSE);
fax_modems_set_rx_active(&s->modems, TRUE);
faxtester_set_timeout(s, -1);
faxtester_set_tx_type(s, T30_MODEM_NONE, 0, FALSE, FALSE);