[asterisk-dev] [Code Review] 2843: res_pjsip: crash when using localnet and external_signaling_address options

[Mark Michelson]

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Ship it!


Ship It!

- Mark Michelson


On Sept. 26, 2013, 6:27 p.m., Kevin Harwell wrote:
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> (Updated Sept. 26, 2013, 6:27 p.m.)
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> Review request for Asterisk Developers.
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> Bugs: ASTERISK-22394
>     https://issues.asterisk.org/jira/browse/ASTERISK-22394
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> Repository: Asterisk
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> Description
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> There was a collision of mod_data use on the transaction between using a nat hook and an session response callback.  During state change it was assumed what was in the mod_data was nothing or the response callback.  However, it was possible for it to also contain a nat hook thus resulting in a bad cast and a crash.
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> Added the ability to store multiple data elements in mod_data via a hash table.  In this instance, mod_data now stores a hash table of the two values that can be retrieved using an associated string key.
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> Diffs
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>   branches/12/res/res_pjsip_session.c 399893 
>   branches/12/res/res_pjsip.exports.in 399893 
>   branches/12/res/res_pjsip.c 399893 
>   branches/12/include/asterisk/res_pjsip.h 399893 
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> Diff: https://reviewboard.asterisk.org/r/2843/diff/
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> Testing
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> Configured pjsip and made several calls to make sure the crash no longer occurred and everything still worked as expected with and without using the localnet and external_signaling_address_option(s).
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> Thanks,
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> Kevin Harwell
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