spandsp 0.0.6
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#include <stdio.h>
#include <inttypes.h>
#include <stdlib.h>
#include <string.h>
#include "floating_fudge.h"
#include "spandsp/telephony.h"
#include "spandsp/fast_convert.h"
#include "spandsp/logging.h"
#include "spandsp/complex.h"
#include "spandsp/vector_float.h"
#include "spandsp/complex_vector_float.h"
#include "spandsp/vector_int.h"
#include "spandsp/complex_vector_int.h"
#include "spandsp/async.h"
#include "spandsp/dds.h"
#include "spandsp/power_meter.h"
#include "spandsp/v29rx.h"
#include "spandsp/v22bis.h"
#include "spandsp/private/logging.h"
#include "spandsp/private/v22bis.h"
#include "v22bis_tx_floating_rrc.h"
Macros | |
#define | ms_to_symbols(t) |
Functions | |
int | v22bis_tx (v22bis_state_t *s, int16_t amp[], int len) |
void | v22bis_tx_power (v22bis_state_t *s, float power) |
Adjust a V.22bis modem transmit context's output power. | |
void | v22bis_set_get_bit (v22bis_state_t *s, get_bit_func_t get_bit, void *user_data) |
Change the get_bit function associated with a V.22bis modem context. | |
void | v22bis_set_put_bit (v22bis_state_t *s, put_bit_func_t put_bit, void *user_data) |
Change the put_bit function associated with a V.22bis modem context. | |
void | v22bis_set_modem_status_handler (v22bis_state_t *s, modem_status_func_t handler, void *user_data) |
Change the modem status report function associated with a V.22bis modem receive context. | |
logging_state_t * | v22bis_get_logging_state (v22bis_state_t *s) |
Get the logging context associated with a V.22bis modem context. | |
int | v22bis_restart (v22bis_state_t *s, int bit_rate) |
Reinitialise an existing V.22bis modem context. | |
int | v22bis_request_retrain (v22bis_state_t *s, int bit_rate) |
Request a retrain for a V.22bis modem context. | |
int | v22bis_remote_loopback (v22bis_state_t *s, int enable) |
Request a loopback 2 for a V.22bis modem context. | |
int | v22bis_get_current_bit_rate (v22bis_state_t *s) |
Report the current operating bit rate of a V.22bis modem context. | |
v22bis_state_t * | v22bis_init (v22bis_state_t *s, int bit_rate, int guard, int calling_party, get_bit_func_t get_bit, void *get_bit_user_data, put_bit_func_t put_bit, void *put_bit_user_data) |
Initialise a V.22bis modem context. | |
int | v22bis_release (v22bis_state_t *s) |
Release a V.22bis modem receive context. | |
int | v22bis_free (v22bis_state_t *s) |
Free a V.22bis modem receive context. |
Variables | |
const complexf_t | v22bis_constellation [16] |
#define ms_to_symbols | ( | t | ) |
int v22bis_free | ( | v22bis_state_t * | s | ) |
Free a V.22bis modem receive context.
Free a V.22bis modem receive context.
s | The modem context. |
int v22bis_get_current_bit_rate | ( | v22bis_state_t * | s | ) |
Report the current operating bit rate of a V.22bis modem context.
Report the current operating bit rate of a V.22bis modem context.
s | The modem context. |
logging_state_t * v22bis_get_logging_state | ( | v22bis_state_t * | s | ) |
Get the logging context associated with a V.22bis modem context.
Get the logging context associated with a V.22bis modem context.
s | The modem context. |
References v22bis_state_s::logging.
v22bis_state_t * v22bis_init | ( | v22bis_state_t * | s, |
int | bit_rate, | ||
int | guard, | ||
int | calling_party, | ||
get_bit_func_t | get_bit, | ||
void * | get_bit_user_data, | ||
put_bit_func_t | put_bit, | ||
void * | put_bit_user_data ) |
Initialise a V.22bis modem context.
Initialise a V.22bis modem context. This must be called before the first use of the context, to initialise its contents.
s | The modem context. |
bit_rate | The bit rate of the modem. Valid values are 1200 and 2400. |
guard | The guard tone option. 0 = none, 1 = 550Hz, 2 = 1800Hz. |
calling_party | TRUE if this is the calling modem. |
get_bit | The callback routine used to get the data to be transmitted. |
put_bit | The callback routine used to get the data to be transmitted. |
user_data | An opaque pointer, passed in calls to the get and put routines. |
References v22bis_state_s::bit_rate, v22bis_state_s::calling_party, v22bis_state_s::carrier_phase_rate, dds_phase_ratef(), v22bis_state_s::get_bit, v22bis_state_s::get_bit_user_data, v22bis_state_s::guard_phase_rate, v22bis_state_s::logging, v22bis_state_s::put_bit, v22bis_state_s::put_bit_user_data, v22bis_restart(), and v22bis_tx_power().
int v22bis_release | ( | v22bis_state_t * | s | ) |
Release a V.22bis modem receive context.
Release a V.22bis modem receive context.
s | The modem context. |
int v22bis_remote_loopback | ( | v22bis_state_t * | s, |
int | enable ) |
Request a loopback 2 for a V.22bis modem context.
Request a loopback 2 for a V.22bis modem context.
s | The modem context. |
enable | TRUE to enable loopback, or FALSE to disable it. |
int v22bis_request_retrain | ( | v22bis_state_t * | s, |
int | bit_rate ) |
Request a retrain for a V.22bis modem context.
Request a retrain for a V.22bis modem context. A rate change may also be requested.
s | The modem context. |
bit_rate | The bit rate of the modem. Valid values are 1200 and 2400. |
References v22bis_state_s::logging, SIG_STATUS_MODEM_RETRAIN_OCCURRED, span_log(), v22bis_state_s::training, and v22bis_state_s::training_count.
int v22bis_restart | ( | v22bis_state_t * | s, |
int | bit_rate ) |
Reinitialise an existing V.22bis modem context.
Reinitialise an existing V.22bis modem context, so it may be reused.
s | The modem context. |
bit_rate | The bit rate of the modem. Valid values are 1200 and 2400. |
References v22bis_state_s::bit_rate.
Referenced by v22bis_init().
void v22bis_set_get_bit | ( | v22bis_state_t * | s, |
get_bit_func_t | get_bit, | ||
void * | user_data ) |
Change the get_bit function associated with a V.22bis modem context.
Change the get_bit function associated with a V.22bis modem context.
s | The modem context. |
get_bit | The callback routine used to get the data to be transmitted. |
user_data | An opaque pointer. |
References v22bis_state_s::get_bit, and v22bis_state_s::get_bit_user_data.
void v22bis_set_modem_status_handler | ( | v22bis_state_t * | s, |
modem_status_func_t | handler, | ||
void * | user_data ) |
Change the modem status report function associated with a V.22bis modem receive context.
Change the modem status report function associated with a V.22bis modem receive context.
s | The modem context. |
handler | The callback routine used to report modem status changes. |
user_data | An opaque pointer. |
References v22bis_state_s::status_handler, and v22bis_state_s::status_user_data.
void v22bis_set_put_bit | ( | v22bis_state_t * | s, |
put_bit_func_t | put_bit, | ||
void * | user_data ) |
Change the put_bit function associated with a V.22bis modem context.
Change the get_bit function associated with a V.22bis modem context.
s | The modem context. |
put_bit | The callback routine used to process the data received. |
user_data | An opaque pointer. |
References v22bis_state_s::put_bit, and v22bis_state_s::put_bit_user_data.
void v22bis_tx_power | ( | v22bis_state_t * | s, |
float | power ) |
Adjust a V.22bis modem transmit context's output power.
Adjust a V.22bis modem transmit context's power output.
s | The modem context. |
power | The power level, in dBm0 |
References dds_phase_ratef(), v22bis_state_s::gain, v22bis_state_s::guard_level, and v22bis_state_s::guard_phase_rate.
Referenced by v22bis_init().
const complexf_t v22bis_constellation[16] |