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libosip2-3版本的osip源代码

Project    : eXosip2 - the eXtended osip Library.
Email      : [e-mail]
License    : GPL
Home Page  : http://savannah.gnu.org/projects/exosip

eXosip is a GPL library that  extend  the  capability  of
the oSIP library. It aims  to  implement  a  simple  high
layer API to control the SIP for sessions establishements
and common extensions.

Once completed, this eXtended library should  provide  an
API for call management, messaging and presence features.

Other license:
--------------

src/inet_ntop.c:
/* Copyright (c) 1996 by Internet Software Consortium.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
 * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
 * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
 * SOFTWARE.
 */

Features:
--------

eXosip2 has support for:
 * registrations. (REGISTER)
 * call initiation and modification. (INVITE, re-INVITE)
 * other methods within calls (INFO, OPTIONS, UPDATE)
 * call transfer. (REFER)
 * reliability for provisionnal response. (PRACK)
 * sip event package. (SUBSCRIBE/NOTIFY)
 * event state publication. (PUBLISH)
 * instant messaging. (MESSAGE)
 * ...

eXosip2 does not contain:
 * RTP.
 * audio interface
 * sdp negotiation.
 * ...
          This allow you to write any kind of SIP endpoint/gateway.

Installation procedure:
-----------------------

The program is known to run on linux, but might work
on any unix and windows systems.

   $> ./configure
   $> make
   $> su -c 'make install'

YOU NEED ORTP or the UCL Common RTP library to compile
the test program (josua).

DISABLE JOSUA:
   $> ./configure --disable-josua
   $> make

ENABLE JOSUA with ucl:
   $> ./configure --enable-ucl
   $> make

ENABLE JOSUA with ortp:
   $> ./configure --enable-ortp
   $> make

Contact information:
--------------------

For more information on eXosip, any contributions, or any remarks,
you can contact me at <[e-mail]>.

Use the *osip* mailing list for question about eXosip.
  <[e-mail]>.

Subscribe by writing to:
  <[e-mail]> with a subject set to "subscribe".