trailing whitespace/ useless extern removal
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@16687 f38db490-d61c-443f-a65b-d21fe96a405b
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@ -17,7 +17,7 @@
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*/
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/*! \file
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* \brief FSK Modem Support
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* \brief FSK Modem Support
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* \note Includes code and algorithms from the Zapata library.
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* \todo Translate Emiliano Zapata's spanish comments to english, please.
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*/
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@ -59,14 +59,14 @@ typedef struct {
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} fsk_data;
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/* \brief Retrieve a serial byte into outbyte.
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Buffer is a pointer into a series of
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shorts and len records the number of bytes in the buffer. len will be
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Buffer is a pointer into a series of
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shorts and len records the number of bytes in the buffer. len will be
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overwritten with the number of bytes left that were not consumed.
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\return return value is as follows:
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\arg 0: Still looking for something...
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\arg 0: Still looking for something...
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\arg 1: An output byte was received and stored in outbyte
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\arg -1: An error occured in the transmission
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He must be called with at least 80 bytes of buffer. */
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extern int fsk_serie(fsk_data *fskd, short *buffer, int *len, int *outbyte);
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int fsk_serie(fsk_data *fskd, short *buffer, int *len, int *outbyte);
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#endif /* _ASTERISK_FSKMODEM_H */
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@ -17,7 +17,7 @@
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*/
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/*! \file
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* \brief TTY/TDD Generation support
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* \brief TTY/TDD Generation support
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* \note Includes code and algorithms from the Zapata library.
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*/
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@ -33,7 +33,7 @@ typedef struct tdd_state TDDSTATE;
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/*!
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* Initializes the TDD system. Mostly stuff for inverse FFT
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*/
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extern void tdd_init(void);
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void tdd_init(void);
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/*! Generates a CallerID FSK stream in ulaw format suitable for transmission. */
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/*!
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@ -43,14 +43,14 @@ extern void tdd_init(void);
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* This function creates a stream of TDD data in ulaw format. It returns the size
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* (in bytes) of the data (if it returns a size of 0, there is probably an error)
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*/
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extern int tdd_generate(struct tdd_state *tdd, unsigned char *buf, const char *string);
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int tdd_generate(struct tdd_state *tdd, unsigned char *buf, const char *string);
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/*! Create a TDD state machine */
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/*!
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* This function returns a malloc'd instance of the tdd_state data structure.
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* Returns a pointer to a malloc'd tdd_state structure, or NULL on error.
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*/
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extern struct tdd_state *tdd_new(void);
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struct tdd_state *tdd_new(void);
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/*! Read samples into the state machine, and return character (if any). */
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/*!
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@ -59,17 +59,17 @@ extern struct tdd_state *tdd_new(void);
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* \param samples number of samples contained within the buffer.
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*
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* Send received audio to the TDD demodulator.
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* Returns -1 on error, 0 for "needs more samples",
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* Returns -1 on error, 0 for "needs more samples",
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* and > 0 (the character) if reception of a character is complete.
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*/
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extern int tdd_feed(struct tdd_state *tdd, unsigned char *ubuf, int samples);
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int tdd_feed(struct tdd_state *tdd, unsigned char *ubuf, int samples);
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/*! Free a TDD state machine */
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/*!
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* \param tdd This is the tdd_state state machine to free
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* This function frees tdd_state tdd.
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*/
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extern void tdd_free(struct tdd_state *tdd);
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void tdd_free(struct tdd_state *tdd);
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/*! Generate Echo Canceller diable tone (2100HZ) */
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/*!
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@ -77,6 +77,6 @@ extern void tdd_free(struct tdd_state *tdd);
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* \param len This is the length (in samples) of the tone data to generate
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* Returns 0 if no error, and -1 if error.
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*/
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extern int ast_tdd_gen_ecdisa(unsigned char *outbuf, int len);
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int ast_tdd_gen_ecdisa(unsigned char *outbuf, int len);
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#endif /* _ASTERISK_TDD_H */
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