static void v29_rx_status(void *user_data, int status)
{
v29_rx_state_t *s;
int i;
int len;
#if defined(SPANDSP_USE_FIXED_POINT)
complexi16_t *coeffs;
#else
complexf_t *coeffs;
#endif
printf("V.29 rx status is %s (%d)\n", signal_status_to_str(status), status);
s = (v29_rx_state_t *) user_data;
switch (status)
{
case SIG_STATUS_TRAINING_SUCCEEDED:
printf("Training succeeded\n");
if ((len = v29_rx_equalizer_state(s, &coeffs)))
{
printf("Equalizer:\n");
for (i = 0; i < len; i++)
#if defined(SPANDSP_USE_FIXED_POINT)
printf("%3d (%15.5f, %15.5f)\n", i, coeffs[i].re/V29_CONSTELLATION_SCALING_FACTOR, coeffs[i].im/V29_CONSTELLATION_SCALING_FACTOR);
#else
printf("%3d (%15.5f, %15.5f) -> %15.5f\n", i, coeffs[i].re, coeffs[i].im, powerf(&coeffs[i]));
#endif
}
break;
}
}
static void v17_rx_status(void *user_data, int status)
{
v17_rx_state_t *s;
int i;
int len;
#if defined(SPANDSP_USE_FIXED_POINT)
complexi16_t *coeffs;
#else
complexf_t *coeffs;
#endif
printf("V.17 rx status is %s (%d)\n", signal_status_to_str(status), status);
s = (v17_rx_state_t *) user_data;
switch (status)
{
case SIG_STATUS_TRAINING_SUCCEEDED:
len = v17_rx_equalizer_state(s, &coeffs);
printf("Equalizer:\n");
for (i = 0; i < len; i++)
#if defined(SPANDSP_USE_FIXED_POINT)
printf("%3d (%15.5f, %15.5f)\n", i, coeffs[i].re/4096.0f, coeffs[i].im/4096.0f);
#else
printf("%3d (%15.5f, %15.5f) -> %15.5f\n", i, coeffs[i].re, coeffs[i].im, powerf(&coeffs[i]));
#endif
break;
}
}
static void v22bis_rx_status(void *user_data, int status)
{
endpoint_t *s;
int bit_rate;
int i;
int len;
#if defined(SPANDSP_USE_FIXED_POINT)
complexi16_t *coeffs;
#else
complexf_t *coeffs;
#endif
/* Special conditions */
s = (endpoint_t *) user_data;
printf("V.22bis rx %p status is %s (%d)\n", user_data, signal_status_to_str(status), status);
switch (status)
{
case SIG_STATUS_TRAINING_SUCCEEDED:
bit_rate = v22bis_get_current_bit_rate(s->v22bis);
printf("Negotiated bit rate: %d\n", bit_rate);
if ((len = v22bis_rx_equalizer_state(s->v22bis, &coeffs)))
{
printf("Equalizer:\n");
for (i = 0; i < len; i++)
#if defined(SPANDSP_USE_FIXED_POINT)
printf("%3d (%15.5f, %15.5f)\n", i, coeffs[i].re/V22BIS_CONSTELLATION_SCALING_FACTOR, coeffs[i].im/V22BIS_CONSTELLATION_SCALING_FACTOR);
#else
printf("%3d (%15.5f, %15.5f) -> %15.5f\n", i, coeffs[i].re, coeffs[i].im, powerf(&coeffs[i]));
#endif
}
break;
}
}
static void v27ter_put_bit(void *user_data, int bit)
{
if (bit < 0)
{
/* Special conditions */
fprintf(stderr, "V.27ter rx status is %s (%d)\n", signal_status_to_str(bit), bit);
switch (bit)
{
case SIG_STATUS_TRAINING_SUCCEEDED:
fast_trained = FAX_V27TER_RX;
t4_begin();
break;
case SIG_STATUS_CARRIER_DOWN:
t4_end();
if (fast_trained == FAX_V27TER_RX)
fast_trained = FAX_NONE;
break;
}
return;
}
if (error_correcting_mode)
{
hdlc_rx_put_bit(&hdlcrx, bit);
}
else
{
if (t4_rx_put_bit(&t4_rx_state, bit))
{
t4_end();
fprintf(stderr, "End of page detected\n");
}
}
//printf("V.27ter Rx bit %d - %d\n", rx_bits++, bit);
}
static void v42_status(void *user_data, int status)
{
v42_state_t *s;
s = (v42_state_t *) user_data;
if (status < 0)
printf("%p: Status is '%s' (%d)\n", s, signal_status_to_str(status), status);
else
printf("%p: Status is '%s' (%d)\n", s, lapm_status_to_str(status), status);
}
static void cutoff_test_rx_status(void *user_data, int status)
{
printf("FSK rx status is %s (%d)\n", signal_status_to_str(status), status);
switch (status)
{
case SIG_STATUS_CARRIER_UP:
cutoff_test_carrier = TRUE;
break;
case SIG_STATUS_CARRIER_DOWN:
cutoff_test_carrier = FALSE;
break;
}
}
static void hdlc_accept(void *user_data, const uint8_t *msg, int len, int ok)
{
int type;
int frame_no;
int i;
if (len < 0)
{
/* Special conditions */
fprintf(stderr, "HDLC status is %s (%d)\n", signal_status_to_str(len), len);
return;
}
if (ok)
{
if (msg[0] != 0xFF || !(msg[1] == 0x03 || msg[1] == 0x13))
{
fprintf(stderr, "Bad frame header - %02x %02x\n", msg[0], msg[1]);
return;
}
print_frame("HDLC: ", msg, len);
type = msg[2] & 0xFE;
switch (type)
{
case T4_FCD:
if (len <= 4 + 256)
{
frame_no = msg[3];
/* Just store the actual image data, and record its length */
memcpy(&ecm_data[frame_no][0], &msg[4], len - 4);
ecm_len[frame_no] = (int16_t) (len - 4);
}
break;
case T30_DCS:
check_rx_dcs(msg, len);
break;
}
}
else
{
fprintf(stderr, "Bad HDLC frame ");
for (i = 0; i < len; i++)
fprintf(stderr, " %02x", msg[i]);
fprintf(stderr, "\n");
}
}
static void v21_put_bit(void *user_data, int bit)
{
if (bit < 0)
{
/* Special conditions */
fprintf(stderr, "V.21 rx status is %s (%d)\n", signal_status_to_str(bit), bit);
switch (bit)
{
case SIG_STATUS_CARRIER_DOWN:
//t4_end();
break;
}
return;
}
if (fast_trained == FAX_NONE)
hdlc_rx_put_bit(&hdlcrx, bit);
//printf("V.21 Rx bit %d - %d\n", rx_bits++, bit);
}
static void v17_rx_status(void *user_data, int status)
{
v17_rx_state_t *rx;
int i;
int len;
complexf_t *coeffs;
printf("V.17 rx status is %s (%d)\n", signal_status_to_str(status), status);
rx = (v17_rx_state_t *) user_data;
switch (status)
{
case SIG_STATUS_TRAINING_SUCCEEDED:
len = v17_rx_equalizer_state(rx, &coeffs);
printf("Equalizer:\n");
for (i = 0; i < len; i++)
printf("%3d (%15.5f, %15.5f) -> %15.5f\n", i, coeffs[i].re, coeffs[i].im, powerf(&coeffs[i]));
break;
}
}
static void frame_handler(void *user_data, const uint8_t *pkt, int len, int ok)
{
if (len < 0)
{
/* Special conditions */
printf("HDLC rx status is %s (%d)\n", signal_status_to_str(len), len);
switch (len)
{
case SIG_STATUS_FRAMING_OK:
framing_ok_reported = TRUE;
framing_ok_reports++;
break;
case SIG_STATUS_ABORT:
abort_reported = TRUE;
break;
}
return;
}
if (ok)
{
if (len != ref_len)
{
printf("Len error - %d %d\n", len, ref_len);
frame_len_errors++;
return;
}
if (memcmp(pkt, buf, len))
{
printf("Frame data error\n");
frame_data_errors++;
return;
}
frame_handled = TRUE;
}
else
{
frame_failed = TRUE;
}
}
static void decode_handler(void *user_data, const uint8_t *pkt, int len, int ok)
{
int i;
if (len < 0)
{
/* Special conditions */
printf("HDLC rx status is %s (%d)\n", signal_status_to_str(len), len);
return;
}
if (ok)
{
printf("Good frame, len = %d\n", len);
printf("HDLC: ");
for (i = 0; i < len; i++)
printf("%02X ", pkt[i]);
printf("\n");
}
else
{
printf("Bad frame, len = %d\n", len);
}
}
static void v17_tx_status(void *user_data, int status)
{
printf("V.17 tx status is %s (%d)\n", signal_status_to_str(status), status);
}
static void rx_status(void *user_data, int status)
{
printf("FSK rx status is %s (%d)\n", signal_status_to_str(status), status);
}
static void v27ter_rx_status(void *user_data, int status)
{
printf("V.27ter rx status is %s (%d)\n", signal_status_to_str(status), status);
}