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104 lines
5.3 KiB
104 lines
5.3 KiB
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Application convenience functions, designed to give consistent
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* look and feel to asterisk apps.
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*
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* Copyright (C) 1999-2004, Digium, Inc.
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*
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* Mark Spencer <markster@digium.com>
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License
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*/
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#ifndef _ASTERISK_APP_H
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#define _ASTERISK_APP_H
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#if defined(__cplusplus) || defined(c_plusplus)
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extern "C" {
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#endif
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/*! Plays a stream and gets DTMF data from a channel */
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/*!
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* \param c Which channel one is interacting with
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* \param prompt File to pass to ast_streamfile (the one that you wish to play)
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* \param s The location where the DTMF data will be stored
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* \param maxlen Max Length of the data
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* \param timeout Timeout length waiting for data(in milliseconds). Set to 0 for standard timeout(six seconds), or -1 for no time out.
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*
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* This function was designed for application programmers for situations where they need
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* to play a message and then get some DTMF data in response to the message. If a digit
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* is pressed during playback, it will immediately break out of the message and continue
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* execution of your code.
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*/
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extern int ast_app_getdata(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout);
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/* Full version with audiofd and controlfd. NOTE: returns '2' on ctrlfd available, not '1' like other full functions */
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extern int ast_app_getdata_full(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout, int audiofd, int ctrlfd);
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/*! Record voice (after playing prompt if specified), waiting for silence (in ms) up to a given timeout (in s) or '#' */
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int ast_app_getvoice(struct ast_channel *c, char *dest, char *dstfmt, char *prompt, int silence, int maxsec);
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void ast_install_vm_functions(int (*has_voicemail_func)(const char *mailbox, const char *folder),
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int (*messagecount_func)(const char *mailbox, int *newmsgs, int *oldmsgs));
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void ast_uninstall_vm_functions(void);
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/*! Determine if a given mailbox has any voicemail */
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int ast_app_has_voicemail(const char *mailbox, const char *folder);
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/*! Determine number of new/old messages in a mailbox */
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int ast_app_messagecount(const char *mailbox, int *newmsgs, int *oldmsgs);
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/*! Safely spawn an external program while closingn file descriptors */
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extern int ast_safe_system(const char *s);
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/*! Send DTMF to chan (optionally entertain peer) */
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int ast_dtmf_stream(struct ast_channel *chan, struct ast_channel *peer, char *digits, int between);
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/*! Stream a filename (or file descriptor) as a generator. */
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int ast_linear_stream(struct ast_channel *chan, const char *filename, int fd, int allowoverride);
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/*! Stream a file with fast forward, pause, reverse. */
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int ast_control_streamfile(struct ast_channel *chan, const char *file, const char *fwd, const char *rev, const char *stop, const char *pause, int skipms);
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/*! Play a stream and wait for a digit, returning the digit that was pressed */
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int ast_play_and_wait(struct ast_channel *chan, const char *fn);
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/*! Record a file for a max amount of time (in seconds), in a given list of formats separated by '|', outputting the duration of the recording, and with a maximum */
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/* permitted silence time in milliseconds of 'maxsilence' under 'silencethreshold' or use '-1' for either or both parameters for defaults. */
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int ast_play_and_record(struct ast_channel *chan, const char *playfile, const char *recordfile, int maxtime_sec, const char *fmt, int *duration, int silencethreshold, int maxsilence_ms);
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/*! Record a message and prepend the message to the given record file after playing the optional playfile (or a beep), storing the duration in 'duration' and with a maximum */
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/* permitted silence time in milliseconds of 'maxsilence' under 'silencethreshold' or use '-1' for either or both parameters for defaults. */
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int ast_play_and_prepend(struct ast_channel *chan, char *playfile, char *recordfile, int maxtime_sec, char *fmt, int *duration, int beep, int silencethreshold, int maxsilence_ms);
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#define GROUP_CATEGORY_PREFIX "GROUP"
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/*! Split a group string into group and category, returning a default category if none is provided. */
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int ast_app_group_split_group(char *data, char *group, int group_max, char *category, int category_max);
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/*! Set the group for a channel, splitting the provided data into group and category, if specified. */
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int ast_app_group_set_channel(struct ast_channel *chan, char *data);
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/*! Get the current channel count of the specified group and category. */
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int ast_app_group_get_count(char *group, char *category);
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/*! Get the current channel count of all groups that match the specified pattern and category. */
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int ast_app_group_match_get_count(char *groupmatch, char *category);
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/*! Create an argc argv type structure for app args */
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int ast_seperate_app_args(char *buf, char delim, char **array, int arraylen);
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/*! Present a dialtone and collect a certain length extension. Returns 1 on valid extension entered, -1 on hangup, or 0 on invalid extension. */
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int ast_app_dtget(struct ast_channel *chan, const char *context, char *collect, size_t size, int maxlen, int timeout);
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/*! Allow to record message and have a review option */
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int ast_record_review(struct ast_channel *chan, const char *playfile, const char *recordfile, int maxtime, const char *fmt, int *duration);
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#if defined(__cplusplus) || defined(c_plusplus)
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}
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#endif
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#endif
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