From 1868e145201cc6ba5a14d6929695977780917a38 Mon Sep 17 00:00:00 2001 From: Steve Underwood Date: Fri, 9 Dec 2011 00:19:01 +0800 Subject: [PATCH] Make sure the received DTMF duration is initialsed at the beginning, and if the realtime calllback is set or altered during operation of the detector. --- libs/spandsp/src/dtmf.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libs/spandsp/src/dtmf.c b/libs/spandsp/src/dtmf.c index 18a8b18420..a0321c2030 100644 --- a/libs/spandsp/src/dtmf.c +++ b/libs/spandsp/src/dtmf.c @@ -346,6 +346,7 @@ SPAN_DECLARE(void) dtmf_rx_set_realtime_callback(dtmf_rx_state_t *s, { s->realtime_callback = callback; s->realtime_callback_data = user_data; + s->duration = 0; } /*- End of function --------------------------------------------------------*/ @@ -395,6 +396,7 @@ SPAN_DECLARE(dtmf_rx_state_t *) dtmf_rx_init(dtmf_rx_state_t *s, if ((s = (dtmf_rx_state_t *) malloc(sizeof (*s))) == NULL) return NULL; } + memset(s, 0, sizeof(*s)); span_log_init(&s->logging, SPAN_LOG_NONE, NULL); span_log_set_protocol(&s->logging, "DTMF"); s->digits_callback = callback; @@ -547,6 +549,7 @@ SPAN_DECLARE(dtmf_tx_state_t *) dtmf_tx_init(dtmf_tx_state_t *s) if ((s = (dtmf_tx_state_t *) malloc(sizeof (*s))) == NULL) return NULL; } + memset(s, 0, sizeof(*s)); if (!dtmf_tx_inited) dtmf_tx_initialise(); tone_gen_init(&(s->tones), &dtmf_digit_tones[0]);