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28 Voice API for Windows Operating Systems Library Reference — November 2003
Function Summary by Category
ATDX_BUFDIGS( )
returns the number of digits in the firmware since the last dx_getdig( ) for a given channel
ATDX_CHNAMES( )
returns a pointer to an array of channel name strings
ATDX_CHNUM( )
returns the channel number on board associated with the channel device handle
ATDX_CONNTYPE( )
returns the connection type for a completed call
ATDX_CPERROR( )
returns call progress analysis error
ATDX_CPTERM( )
returns last call progress analysis termination
ATDX_CRTNID( )
returns the identifier of the tone that caused the most recent call progress analysis termination
ATDX_DEVTYPE( )
returns device type (board or channel)
ATDX_DTNFAIL( )
returns the dial tone character that indicates which dial tone call progress analysis failed to
detect
ATDX_FRQDUR( )
returns the duration of the first special information tone (SIT) frequency
ATDX_FRQDUR2( )
returns the duration of the second special information tone (SIT) frequency
ATDX_FRQDUR3( )
returns the duration of the third special information tone (SIT) frequency
ATDX_FRQHZ( )
returns the frequency of the first detected SIT
ATDX_FRQHZ2( )
returns the frequency of the second detected SIT
ATDX_FRQHZ3( )
returns the frequency of the third detected SIT
ATDX_FRQOUT( )
returns the percentage of frequency out of bounds detected during call progress analysis
ATDX_FWVER( )
returns the firmware version
ATDX_HOOKST( )
returns the current hook state of the channel
ATDX_LINEST( )
returns the current line status of the channel
ATDX_LONGLOW( )
returns the duration of longer silence detected during call progress analysis