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/*
* Asterisk -- A telephony toolkit for Linux.
*
* Application convenience functions, designed to give consistent
* look and feel to asterisk apps.
*
* Copyright (C) 1999, Mark Spencer
*
* Mark Spencer <markster@linux-support.net>
*
* This program is free software, distributed under the terms of
* the GNU General Public License
*/
#ifndef _ASTERISK_APP_H
#define _ASTERISK_APP_H
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
//! Plays a stream and gets DTMF data from a channel
/*!
* \param c Which channel one is interacting with
* \param prompt File to pass to ast_streamfile (the one that you wish to play)
* \param s The location where the DTMF data will be stored
* \param maxlen Max Length of the data
* \param timeout Timeout length waiting for data(in milliseconds). Set to 0 for standard timeout(six seconds), or -1 for no time out.
*
* This function was designed for application programmers for situations where they need
* to play a message and then get some DTMF data in response to the message. If a digit
* is pressed during playback, it will immediately break out of the message and continue
* execution of your code.
*/
extern int ast_app_getdata(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout);
/* Full version with audiofd and controlfd. NOTE: returns '2' on ctrlfd available, not '1' like other full functions */
extern int ast_app_getdata_full(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout, int audiofd, int ctrlfd);
//! Record voice (after playing prompt if specified), waiting for silence (in ms) up to a given timeout (in s) or '#'
int ast_app_getvoice(struct ast_channel *c, char *dest, char *dstfmt, char *prompt, int silence, int maxsec);
//! Determine if a given mailbox has any voicemail
extern int ast_app_has_voicemail(const char *mailbox);
//! Determine number of new/old messages in a mailbox
extern int ast_app_messagecount(const char *mailbox, int *newmsgs, int *oldmsgs);
//! Safely spawn an external program while closingn file descriptors
extern int ast_safe_system(const char *s);
//! Send DTMF to chan (optionally entertain peer)
int ast_dtmf_stream(struct ast_channel *chan, struct ast_channel *peer, char *digits, int between);
//! Stream a filename (or file descriptor) as a generator.
int ast_linear_stream(struct ast_channel *chan, const char *filename, int fd, int allowoverride);
//! Stream a file with fast forward, pause, reverse.
int ast_control_streamfile(struct ast_channel *chan, char *file, char *fwd, char *rev, char *stop, char *pause, int skipms);
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
#endif
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