PLUGIN_HOWTO

Sat, 25 Nov 2017 21:42:28 +0800

author
Tom Li <tomli@tomli.me>
date
Sat, 25 Nov 2017 21:42:28 +0800
branch
release-2.x.y
changeset 38792
fdb68b9b02b8
parent 28289
ae4cf144214c
child 33955
55aa58076485
permissions
-rw-r--r--

jabber.c: fix #17270, ignore STARTTLS when using BOSH.

Pidgin wants to establish a TLS connection with a STARTTLS request, but
it doesn't make any sense, since the XMPP stream is proxied by the BOSH
connection, which is already encrypted by HTTPS. It is impossible to
STARTTLS with BOSH.

According to XEP-0206: The client SHOULD ignore any Transport Layer Security
(TLS) feature since BOSH channel encryption SHOULD be negotiated at the HTTP
layer.

Failing to do it causes Pidgin fails to create any connection with BOSH to any
XMPP server with STARTTLS enabled.

https://developer.pidgin.im/ticket/17270

For information on writing a plugin for Purple, Pidgin or Finch, go
http://developer.pidgin.im and click on API.  From there, see the
HOWTOs in the "Related Pages" section.

You can also generate this documentation locally by installing
doxygen and graphviz dot, then running "make docs" in the
source tree.  The documentation will be in the docs/html directory.

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