[asterisk-dev] [Code Review] 2683: Add DTLS-SRTP support to chan_pjsip

[Mark Michelson]

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Ship it!


Ship It!

- Mark Michelson


On July 19, 2013, 6:47 p.m., opticron wrote:
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> https://reviewboard.asterisk.org/r/2683/
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> (Updated July 19, 2013, 6:47 p.m.)
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> Review request for Asterisk Developers.
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> Bugs: ASTERISK-21419
>     https://issues.asterisk.org/jira/browse/ASTERISK-21419
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> Repository: Asterisk
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> Description
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> This patch introduces DTLS-SRTP support to chan_pjsip and the options necessary to configure it including an option to allow choosing between 32 and 80 byte SRTP tag lengths.
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> During the implementation and testing of this patch, three other bugs were found and their fixes are included with this patch. The two in chan_sip were a segfault relating to DTLS setup and mistaken call rejection.  The third bug fix prevents chan_pjsip from attempting to perform bridge optimization between two endpoints if either of them is running any form of SRTP.
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> Diffs
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>   trunk/channels/chan_gulp.c 394806 
>   trunk/channels/chan_sip.c 394806 
>   trunk/include/asterisk/res_sip.h 394806 
>   trunk/include/asterisk/res_sip_session.h 394806 
>   trunk/res/res_sip.c 394806 
>   trunk/res/res_sip/sip_configuration.c 394806 
>   trunk/res/res_sip_sdp_rtp.c 394806 
>   trunk/res/res_sip_session.c 394806 
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> Diff: https://reviewboard.asterisk.org/r/2683/diff/
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> Testing
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> Hand testing against chan_sip and verification that behavior does not change when replaced with chan_sip.
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> Thanks,
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> opticron
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>

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