spandsp 0.0.6
fax_modems.c File Reference
#include <inttypes.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "floating_fudge.h"
#include <assert.h>
#include <fcntl.h>
#include <time.h>
#include "spandsp/telephony.h"
#include "spandsp/logging.h"
#include "spandsp/bit_operations.h"
#include "spandsp/dc_restore.h"
#include "spandsp/queue.h"
#include "spandsp/power_meter.h"
#include "spandsp/complex.h"
#include "spandsp/tone_detect.h"
#include "spandsp/tone_generate.h"
#include "spandsp/async.h"
#include "spandsp/crc.h"
#include "spandsp/hdlc.h"
#include "spandsp/silence_gen.h"
#include "spandsp/fsk.h"
#include "spandsp/v29tx.h"
#include "spandsp/v29rx.h"
#include "spandsp/v27ter_tx.h"
#include "spandsp/v27ter_rx.h"
#include "spandsp/v17tx.h"
#include "spandsp/v17rx.h"
#include "spandsp/super_tone_rx.h"
#include "spandsp/modem_connect_tones.h"
#include "spandsp/fax_modems.h"
#include "spandsp/private/logging.h"
#include "spandsp/private/silence_gen.h"
#include "spandsp/private/fsk.h"
#include "spandsp/private/v17tx.h"
#include "spandsp/private/v17rx.h"
#include "spandsp/private/v27ter_tx.h"
#include "spandsp/private/v27ter_rx.h"
#include "spandsp/private/v29tx.h"
#include "spandsp/private/v29rx.h"
#include "spandsp/private/modem_connect_tones.h"
#include "spandsp/private/hdlc.h"
#include "spandsp/private/fax_modems.h"

Macros

#define HDLC_FRAMING_OK_THRESHOLD   5

Functions

const char * fax_modem_to_str (int modem)
 Convert a FAX modem type to a short text description.
void fax_modems_hdlc_tx_frame (void *user_data, const uint8_t *msg, int len)
int fax_modems_v17_v21_rx (void *user_data, const int16_t amp[], int len)
int fax_modems_v17_v21_rx_fillin (void *user_data, int len)
int fax_modems_v27ter_v21_rx (void *user_data, const int16_t amp[], int len)
int fax_modems_v27ter_v21_rx_fillin (void *user_data, int len)
int fax_modems_v29_v21_rx (void *user_data, const int16_t amp[], int len)
int fax_modems_v29_v21_rx_fillin (void *user_data, int len)
void fax_modems_start_rx_modem (fax_modems_state_t *s, int which)
void fax_modems_set_tep_mode (fax_modems_state_t *s, int use_tep)
logging_state_tfax_modems_get_logging_state (fax_modems_state_t *s)
 Get a pointer to the logging context associated with a FAX modems context.
int fax_modems_restart (fax_modems_state_t *s)
fax_modems_state_tfax_modems_init (fax_modems_state_t *s, int use_tep, hdlc_frame_handler_t hdlc_accept, hdlc_underflow_handler_t hdlc_tx_underflow, put_bit_func_t non_ecm_put_bit, get_bit_func_t non_ecm_get_bit, tone_report_func_t tone_callback, void *user_data)
int fax_modems_release (fax_modems_state_t *s)
int fax_modems_free (fax_modems_state_t *s)

Function Documentation

◆ fax_modem_to_str()

const char * fax_modem_to_str ( int modem)

Convert a FAX modem type to a short text description.

Convert a FAX modem type to a short text description.

Parameters
modemThe modem code.
Returns
A pointer to the description.

◆ fax_modems_get_logging_state()

logging_state_t * fax_modems_get_logging_state ( fax_modems_state_t * s)

Get a pointer to the logging context associated with a FAX modems context.

Get a pointer to the logging context associated with a FAX modems context.

Parameters
sThe FAX modems context.
Returns
A pointer to the logging context, or NULL.

References fax_modems_state_s::logging.