Initial addition of usrsctp.

About to become a dependency for LibJingle's WebRTC reliable data channels. 

(Note: have already got git and svn repositories setup, and open-source approval from: https://codereview.chromium.org/12779026/
but I accentually created that CL/issue from a client without commit access, on a different machine. I don't know how to update that CL from my new git checkout of chromium...)

BUG=238870
TEST=none

Review URL: https://chromiumcodereview.appspot.com/14453006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@198908 0039d316-1c4b-4281-b951-d872f2087c98

4 files changed, 148 insertions, 1 deletions

diff --git a/DEPS b/DEPS
index ebda902..2ca36bd 100644
--- a/DEPS
+++ b/DEPS
@@ -247,6 +247,10 @@ deps = {
     (Var("googlecode_url") % "libjingle") + "/trunk@" +
     Var("libjingle_revision"),
 
+  "src/third_party/usrsctp/usrsctplib":
+    (Var("googlecode_url") % "sctp-refimpl") +
+    "/trunk/KERN/usrsctp/usrsctplib@8463",
+
   "src/third_party/libsrtp":
     "/trunk/deps/third_party/libsrtp@189528",
 
@@ -303,7 +307,7 @@ deps = {
     "/trunk/deps/third_party/undoview@119694",
 
   "src/tools/deps2git":
-    "/trunk/tools/deps2git@194189",
+    "/trunk/tools/deps2git@197957",
 
   "src/third_party/webpagereplay":
     (Var("googlecode_url") % "web-page-replay") + "/trunk@511",
@@ -444,6 +448,7 @@ deps_os = {
     "src/third_party/libphonenumber/src/test": None,
     "src/third_party/libphonenumber/src/resources": None,
     "src/third_party/libsrtp": None,
+    "src/third_party/usrsctp": None,
     "src/third_party/libvpx": None,
     "src/third_party/libyuv": None,
     "src/third_party/ots": None,
diff --git a/third_party/usrsctp/LICENSE b/third_party/usrsctp/LICENSE
new file mode 100644
index 0000000..f614be9
--- /dev/null
+++ b/third_party/usrsctp/LICENSE
@@ -0,0 +1,30 @@
+(Copied from the COPYRIGHT file of
+https://code.google.com/p/sctp-refimpl/source/browse/trunk/COPYRIGHT)
+--------------------------------------------------------------------------------
+
+Copyright (c) 2001, 2002 Cisco Systems, Inc.
+Copyright (c) 2002-12 Randall R. Stewart
+Copyright (c) 2002-12 Michael Tuexen
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGE.
diff --git a/third_party/usrsctp/README.chromium b/third_party/usrsctp/README.chromium
new file mode 100644
index 0000000..9dc2298
--- /dev/null
+++ b/third_party/usrsctp/README.chromium
@@ -0,0 +1,14 @@
+Name: usrsctp
+URL: http://sctp-refimpl.googlecode.com/svn/trunk/KERN/usrsctp
+Version: 0
+Date: 16 March 2013
+Revision: 8439
+License: New BSD License
+License File: LICENSE
+Security Critical: yes
+
+Description:
+The libjingle/webrtc uses usrsctp as the reliability layer for data channels.
+
+Local Modifications:
+None.
\ No newline at end of file
diff --git a/third_party/usrsctp/usrsctp.gyp b/third_party/usrsctp/usrsctp.gyp
new file mode 100644
index 0000000..af82e0d
--- /dev/null
+++ b/third_party/usrsctp/usrsctp.gyp
@@ -0,0 +1,98 @@
+# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+{
+  'targets': [
+    {
+      'target_name': 'usrsctplib',
+      'type': 'static_library',
+      'direct_dependent_settings': {
+        'include_dirs': [
+          '.',
+        ],
+        'defines': [
+          'INET',
+          'SCTP_PROCESS_LEVEL_LOCKS',
+          'SCTP_SIMPLE_ALLOCATOR',
+          'STDC_HEADERS',
+          'USE_SCTP_SHA1',
+          '__Userspace__',
+          # 'SCTP_DEBUG', # Uncomment for SCTP debugging.
+        ],
+      },
+      'include_dirs': [
+        'usrsctplib/',
+        'usrsctplib/netinet',
+        'usrsctplib/netinet6',
+      ],
+      'sources': [
+        'usrsctplib/user_environment.c',
+        'usrsctplib/user_mbuf.c',
+        'usrsctplib/user_recv_thread.c',
+        'usrsctplib/user_sctp_timer_iterate.c',
+        'usrsctplib/user_socket.c',
+        'usrsctplib/netinet/sctp_asconf.c',
+        'usrsctplib/netinet/sctp_auth.c',
+        'usrsctplib/netinet/sctp_bsd_addr.c',
+        'usrsctplib/netinet/sctp_callout.c',
+        'usrsctplib/netinet/sctp_cc_functions.c',
+        'usrsctplib/netinet/sctp_crc32.c',
+        'usrsctplib/netinet/sctp_hashdriver.c',
+        'usrsctplib/netinet/sctp_indata.c',
+        'usrsctplib/netinet/sctp_input.c',
+        'usrsctplib/netinet/sctp_output.c',
+        'usrsctplib/netinet/sctp_pcb.c',
+        'usrsctplib/netinet/sctp_peeloff.c',
+        'usrsctplib/netinet/sctp_sha1.c',
+        'usrsctplib/netinet/sctp_ss_functions.c',
+        'usrsctplib/netinet/sctp_sysctl.c',
+        'usrsctplib/netinet/sctp_userspace.c',
+        'usrsctplib/netinet/sctp_timer.c',
+        'usrsctplib/netinet/sctp_usrreq.c',
+        'usrsctplib/netinet/sctputil.c',
+        'usrsctplib/netinet6/sctp6_usrreq.c',
+      ],  # sources
+      'conditions': [
+        ['OS=="linux"', {
+          'defines': [
+            'HAVE_INET_ADDR',
+            'HAVE_SOCKET',
+            '__Userspace_os_Linux',
+          ],
+          'ccflags!': [ '-Werror', '-Wall' ],
+          'ccflags': [ '-w' ],
+        }],
+        ['OS=="mac"', {
+          'defines': [
+            'HAVE_INET_ADDR',
+            'HAVE_SA_LEN',
+            'HAVE_SCONN_LEN',
+            'HAVE_SIN6_LEN',
+            'HAVE_SIN_LEN',
+            'HAVE_SOCKET',
+            'INET6',
+            '__APPLE_USE_RFC_2292',
+            '__Userspace_os_Darwin',
+          ],
+          # TODO(ldixon): explore why gyp cflags here does not get picked up.
+          'xcode_settings': {
+            'OTHER_CFLAGS!': [ '-Werror', '-Wall' ],
+            'OTHER_CFLAGS': [ '-U__APPLE__', '-w' ],
+          },
+        }],
+        ['OS=="win"', {
+          'defines': [
+            'INET6',
+            '__Userspace_os_Windows',
+          ],
+          'ccflags!': [ '/W3', '/WX' ],
+          'ccflags': [ '/w' ],
+        }, {  # OS != "win",
+          'defines': [
+            'NON_WINDOWS_DEFINE',
+          ],
+        }],
+      ],  # conditions
+    },  # target usrsctp
+  ],  # targets
+}