Enable SCTP in libjingle.

third_party/usrsctp/usrsctp.gyp

 # 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.
 {
+  'variables': {
+    'libsctp_target_type%': 'static_library',
+  },
+  'target_defaults': {
+    'defines': [
+      'INET',
+      'SCTP_PROCESS_LEVEL_LOCKS',
+      'SCTP_SIMPLE_ALLOCATOR',
+      '__Userspace__',
+      # 'SCTP_DEBUG', # Uncomment for SCTP debugging.
+    ],
+    'include_dirs': [
+      'overrides/usrsctplib',
+      'overrides/usrsctplib/netinet',
+      'usrsctplib/',
+      'usrsctplib/netinet',
+      'usrsctplib/netinet6',
+    ],
+    'direct_dependent_settings': {
+      'include_dirs': [
+        'overrides/usrsctplib',
+        'overrides/usrsctplib/netinet',
+        'usrsctplib/',
+        'usrsctplib/netinet',
+        'usrsctplib/netinet6',
+      ],
+    },
+    'conditions': [
+      ['use_openssl==1', {
+        'defines': [
+          'SCTP_USE_OPENSSL_SHA1',
+        ],
+        'dependencies': [
+          '../../third_party/openssl/openssl.gyp:openssl',
+        ],
+      },
+      {  # else use_openssl==0, use NSS.
+        'defines' : [
+          'SCTP_USE_NSS_SHA1',
+        ],
+        'conditions': [
+          ['os_posix == 1 and OS != "mac" and OS != "ios" and OS != "android"', {
+            'dependencies': [
+              '<(DEPTH)/build/linux/system.gyp:ssl',
+            ],
+          }],
+          ['OS == "mac" or OS == "ios" or OS == "win"', {
+            'dependencies': [
+              '<(DEPTH)/third_party/nss/nss.gyp:nspr',
+              '<(DEPTH)/third_party/nss/nss.gyp:nss',
+            ],
+            'conditions': [
+              ['OS == "mac"', {
+                'link_settings': {
+                  'libraries': [
+                    '$(SDKROOT)/System/Library/Frameworks/Foundation.framework',
+                    '$(SDKROOT)/System/Library/Frameworks/Security.framework',
+                    '$(SDKROOT)/System/Library/Frameworks/SystemConfiguration.framework',
+                    '$(SDKROOT)/usr/lib/libresolv.dylib',

[Ryan Sleevi, 2013/06/10 18:53:47]

Why is this necessary? You should only need a depdency on NSS types.

[Mallinath (Gone from Chromium), 2013/06/10 23:30:51]

Done.

+                  ]
+                },
+              }],
+            ],
+          }],
+        ],
+      }],
+    ],
+  },
   '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': [
+        'overrides/usrsctplib/netinet/sctp_auth.h',
+        'overrides/usrsctplib/netinet/sctp_os.h',
+        'overrides/usrsctplib/netinet/sctp_os_userspace.h',
+        'overrides/usrsctplib/netinet/sctp_sha1.c',
+        'overrides/usrsctplib/netinet/sctp_sha1.h',
+
+        'usrsctplib/usrsctp.h',
+        'usrsctplib/user_atomic.h',
         'usrsctplib/user_environment.c',
+        'usrsctplib/user_environment.h',
+        'usrsctplib/user_inpcb.h',
+        'usrsctplib/user_ip6_var.h',
+        'usrsctplib/user_ip_icmp.h',
         'usrsctplib/user_mbuf.c',
+        'usrsctplib/user_mbuf.h',
+        'usrsctplib/user_queue.h',
         'usrsctplib/user_recv_thread.c',
+        'usrsctplib/user_recv_thread.h',
+        'usrsctplib/user_route.h',
         'usrsctplib/user_sctp_timer_iterate.c',
         'usrsctplib/user_socket.c',
+        'usrsctplib/user_socketvar.h',
+        'usrsctplib/user_uma.h',
         'usrsctplib/netinet/sctp_asconf.c',
+        'usrsctplib/netinet/sctp_asconf.h',
         'usrsctplib/netinet/sctp_auth.c',
         'usrsctplib/netinet/sctp_bsd_addr.c',
+        'usrsctplib/netinet/sctp_bsd_addr.h',
         'usrsctplib/netinet/sctp_callout.c',
+        'usrsctplib/netinet/sctp_callout.h',
         'usrsctplib/netinet/sctp_cc_functions.c',
+        'usrsctplib/netinet/sctp_constants.h',
         'usrsctplib/netinet/sctp_crc32.c',
+        'usrsctplib/netinet/sctp_crc32.h',
+        'usrsctplib/netinet/sctp_hashdriver.h',
         'usrsctplib/netinet/sctp_hashdriver.c',
+        'usrsctplib/netinet/sctp_header.h',
         'usrsctplib/netinet/sctp_indata.c',
+        'usrsctplib/netinet/sctp_indata.h',
         'usrsctplib/netinet/sctp_input.c',
+        'usrsctplib/netinet/sctp_input.h',
+        'usrsctplib/netinet/sctp_lock_userspace.h',
         'usrsctplib/netinet/sctp_output.c',
+        'usrsctplib/netinet/sctp_output.h',
         'usrsctplib/netinet/sctp_pcb.c',
+        'usrsctplib/netinet/sctp_pcb.h',
         'usrsctplib/netinet/sctp_peeloff.c',
-        'usrsctplib/netinet/sctp_sha1.c',
+        'usrsctplib/netinet/sctp_peeloff.h',
         'usrsctplib/netinet/sctp_ss_functions.c',
+        'usrsctplib/netinet/sctp_structs.h',
         'usrsctplib/netinet/sctp_sysctl.c',
+        'usrsctplib/netinet/sctp_sysctl.h',
+        'usrsctplib/netinet/sctp_timer.c',
+        'usrsctplib/netinet/sctp_timer.h',
+        'usrsctplib/netinet/sctp_uio.h',
         'usrsctplib/netinet/sctp_userspace.c',
-        'usrsctplib/netinet/sctp_timer.c',
         'usrsctplib/netinet/sctp_usrreq.c',
         'usrsctplib/netinet/sctputil.c',
+        'usrsctplib/netinet/sctputil.h',
+        'usrsctplib/netinet/sctp_var.h',
         'usrsctplib/netinet6/sctp6_usrreq.c',
+        'usrsctplib/netinet6/sctp6_var.h',
       ],  # sources
       'conditions': [
+        ['use_openssl==1', {
+          'sources!': [
+            'overrides/usrsctplib/netinet/sctp_sha1.c',
+            'overrides/usrsctplib/netinet/sctp_sha1.h',
+          ],
+        }],
         ['OS=="linux"', {
           'defines': [
             'HAVE_INET_ADDR',
             'HAVE_SOCKET',
             '__Userspace_os_Linux',
           ],
-          'ccflags!': [ '-Werror', '-Wall' ],
-          'ccflags': [ '-w' ],
+          'cflags!': [ '-Werror', '-Wall' ],
+          'cflags': [ '-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' ],
+            'OTHER_CFLAGS': [ '-w' ],
           },
         }],
         ['OS=="win"', {
           'defines': [
             'INET6',
             '__Userspace_os_Windows',
           ],
-          'ccflags!': [ '/W3', '/WX' ],
-          'ccflags': [ '/w' ],
+          'cflags!': [ '/W3', '/WX' ],
+          'cflags': [ '/w' ],
+          # TODO(ldixon) : Remove this disable.
+          'msvs_disabled_warnings': [ 4700, 4013, 4018, 4133 ],
         }, {  # OS != "win",
           'defines': [
             'NON_WINDOWS_DEFINE',
           ],
         }],
       ],  # conditions
     },  # target usrsctp
   ],  # targets
 }