FreeCalypso > hg > themwi-system-sw
view libutil/extdigits.c @ 150:529906fddcfa
mgw DTMF timing fix in the corner case of no speech
arriving between the end of one DTMF and the start of next
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Tue, 11 Oct 2022 14:10:29 -0800 |
parents | b13acb024fc6 |
children |
line wrap: on
line source
/* * The library function implemented in this module checks "extended" * number digits, i.e., checks whether or not a given character * makes a valid "extended" number digit. */ is_valid_ext_digit(c) { switch (c) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': case '*': case '#': case 'a': case 'b': case 'c': return(1); default: return(0); } }