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add channel-driver callbacks for variable length DTMF

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teach ast_write() to call those new callbacks


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@8851 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming
2006-01-29 05:15:24 +00:00
parent cde6058aef
commit d8908a3f52
2 changed files with 15 additions and 2 deletions
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11
channel.c
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@@ -2295,9 +2295,16 @@ int ast_write(struct ast_channel *chan, struct ast_frame *fr)
ast_log(LOG_WARNING, "Don't know how to handle control frames yet\n");
break;
case AST_FRAME_DTMF_BEGIN:
if (chan->tech->send_digit_begin)
res = chan->tech->send_digit_begin(chan, fr->subclass);
else
res = 0;
break;
case AST_FRAME_DTMF_END:
/* nothing to do with these yet */
res = 0;
if (chan->tech->send_digit_end)
res = chan->tech->send_digit_end(chan);
else
res = 0;
break;
case AST_FRAME_DTMF:
ast_clear_flag(chan, AST_FLAG_BLOCKING);

6
include/asterisk/channel.h
View File

@@ -189,6 +189,12 @@ struct ast_channel_tech {
/*! Send a literal DTMF digit */
int (* const send_digit)(struct ast_channel *chan, char digit);
/*! Start sending a literal DTMF digit */
int (* const send_digit_begin)(struct ast_channel *chan, char digit);
/*! Stop sending the last literal DTMF digit */
int (* const send_digit_end)(struct ast_channel *chan);
/*! Call a given phone number (address, etc), but don't
take longer than timeout seconds to do so. */
int (* const call)(struct ast_channel *chan, char *addr, int timeout);