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Fix stuck DTMF when bridge is broken.

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When a bridge is broken by an AMI Redirect action or the ChannelRedirect
application, an in progress DTMF digit could be stuck sending forever.

* Made simulate a DTMF end event when a bridge is broken and a DTMF digit
was in progress.

(closes issue ASTERISK-20492)
Reported by: Jeremiah Gowdy
Patches:
      bridge_end_dtmf-v3.patch.txt (license #6358) patch uploaded by Jeremiah Gowdy
      Modified to jira_asterisk_20492_v1.8.patch
      jira_asterisk_20492_v1.8.patch (license #5621) patch uploaded by rmudgett
Tested by: rmudgett

Review: https://reviewboard.asterisk.org/r/2169/
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Merged revisions 375964 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 375965 from http://svn.asterisk.org/svn/asterisk/branches/10
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Merged revisions 375966 from http://svn.asterisk.org/svn/asterisk/branches/11


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@375967 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Richard Mudgett
2012-11-06 19:05:11 +00:00
parent 82dc21e0e1
commit 6ad0126425
5 changed files with 91 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
main/channel_internal_api.c
View File

@@ -193,6 +193,8 @@ struct ast_channel {
char macrocontext[AST_MAX_CONTEXT]; /*!< Macro: Current non-macro context. See app_macro.c */
char macroexten[AST_MAX_EXTENSION]; /*!< Macro: Current non-macro extension. See app_macro.c */
char dtmf_digit_to_emulate; /*!< Digit being emulated */
char sending_dtmf_digit; /*!< Digit this channel is currently sending out. (zero if not sending) */
struct timeval sending_dtmf_tv; /*!< The time this channel started sending the current digit. (Invalid if sending_dtmf_digit is zero.) */
};
/* AST_DATA definitions, which will probably have to be re-thought since the channel will be opaque */
@@ -523,6 +525,25 @@ void ast_channel_dtmf_digit_to_emulate_set(struct ast_channel *chan, char value)
{
chan->dtmf_digit_to_emulate = value;
}
char ast_channel_sending_dtmf_digit(const struct ast_channel *chan)
{
return chan->sending_dtmf_digit;
}
void ast_channel_sending_dtmf_digit_set(struct ast_channel *chan, char value)
{
chan->sending_dtmf_digit = value;
}
struct timeval ast_channel_sending_dtmf_tv(const struct ast_channel *chan)
{
return chan->sending_dtmf_tv;
}
void ast_channel_sending_dtmf_tv_set(struct ast_channel *chan, struct timeval value)
{
chan->sending_dtmf_tv = value;
}
int ast_channel_amaflags(const struct ast_channel *chan)
{
return chan->amaflags;