Read the calling 'c'ontext, 'e'xtension, 'p'riority, or 'l'abel, as specified by which, by going up n frames in the Gosub stack.
Retrieve results from an SRVQUERY.
Initiate an SRV query.
Escapes backslashes for use in SQL statements.
Escapes single ticks for use in SQL statements.
Parses the format string specified and returns a string matching that format. Supports most options found in sprintf(3).
Gets the recognized text of a result.
Gets the confidence score of a result.
Sets the type of results that will be returned. Valid options are normal or nbest. Asterisk dialplan function reference.
Gets the matched grammar of a result if available.
Get or change a speech engine specific attribute.
Gets information about speech recognition results.
Sorts a list of key/vals into a list of keys, based upon the vals.
Is used to retrieve an incoming SMDI message. It returns an ID which can be used with the SMDI\_MSG() function to access details of the message.
Is used to access details of an SMDI message that was pulled from the incoming SMDI message queue using the SMDI\MSG\RETRIEVE() function.
Gets the list of SIP header names from an incoming INVITE message.
Reads a named SIP header from an incoming INVITE message. Supports indexed access for repeated headers like Via. Syntax: SIP_HEADER(name[,number]).
### Syntax SIPPEER(peername,item). Asterisk dialplan function reference.
Removes and returns the first item off of a variable containing delimited text
Executes a command using the system shell and captures its output.
Implements a shared variable area, in which you may share variables between channels. Asterisk dialplan function reference.
Computes a SHA1 digest.
Scrambles audio on a channel using whole spectrum inversion. This is not intended to be used for securely scrambling audio.
Returns the ampersand-delimited file names that would be played by the Say applications (e.g. SayAlpha, SayDigits).
Trim trailing whitespace in a string