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Fix issue where DTMF CID detect was placing channels into signed linear mode

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made analog_set_linear_mode return back the mode that was being overwritten 
so it could be restored later. 


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@215608 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Doug Bailey
2009-09-02 19:49:43 +00:00
parent 57a9927143
commit eff8dd9a2f
2 changed files with 16 additions and 10 deletions
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6
channels/sig_analog.c
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@@ -770,6 +770,7 @@ static int analog_check_confirmanswer(struct analog_pvt *p)
static int analog_set_linear_mode(struct analog_pvt *p, int index, int linear_mode)
{
if (p->calls->set_linear_mode) {
/* Return provides old linear_mode setting or error indication */
return p->calls->set_linear_mode(p->chan_pvt, index, linear_mode);
}
return -1;
@@ -2035,11 +2036,12 @@ static void *__analog_ss_thread(void *data)
/* If set to use DTMF CID signalling, listen for DTMF */
if (p->cid_signalling == CID_SIG_DTMF) {
int i = 0;
int oldlinearity;
cs = NULL;
ast_debug(1, "Receiving DTMF cid on "
"channel %s\n", chan->name);
analog_set_linear_mode(p, index, 0);
oldlinearity = analog_set_linear_mode(p, index, 0);
res = 2000;
for (;;) {
@@ -2066,7 +2068,7 @@ static void *__analog_ss_thread(void *data)
}
dtmfbuf[i] = '\0';
analog_set_linear_mode(p, index, 1);
analog_set_linear_mode(p, index, oldlinearity);
/* Got cid and ring. */
ast_debug(1, "CID got string '%s'\n", dtmfbuf);