struct tdd_state;
typedef struct tdd_state TDDSTATE;
-/*! CallerID Initialization */
-/*!
+/*! CallerID Initialization
* Initializes the TDD system. Mostly stuff for inverse FFT
*/
void tdd_init(void);
-/*! Generates a CallerID FSK stream in ulaw format suitable for transmission. */
-/*!
+/*! Generates a CallerID FSK stream in ulaw format suitable for transmission.
* \param tdd tdd structure
* \param buf Buffer to use. This needs to be large enough to accomodate all the generated samples.
* \param string This is the string to send.
*/
int tdd_generate(struct tdd_state *tdd, unsigned char *buf, const char *string);
-/*! Create a TDD state machine */
-/*!
+/*! Create a TDD state machine
* This function returns a malloc'd instance of the tdd_state data structure.
* Returns a pointer to a malloc'd tdd_state structure, or NULL on error.
*/
struct tdd_state *tdd_new(void);
-/*! Read samples into the state machine, and return character (if any). */
-/*!
+/*! Read samples into the state machine, and return character (if any).
* \param tdd Which state machine to act upon
* \param ubuf containing your samples
* \param samples number of samples contained within the buffer.
*/
int tdd_feed(struct tdd_state *tdd, unsigned char *ubuf, int samples);
-/*! Free a TDD state machine */
-/*!
+/*! Free a TDD state machine
* \param tdd This is the tdd_state state machine to free
* This function frees tdd_state tdd.
*/
void tdd_free(struct tdd_state *tdd);
-/*! Generate Echo Canceller diable tone (2100HZ) */
-/*!
+/*! Generate Echo Canceller disable tone (2100HZ)
* \param outbuf This is the buffer to receive the tone data
* \param len This is the length (in samples) of the tone data to generate
* Returns 0 if no error, and -1 if error.