usrsctp, feat: add usrsctp library.

libs.cmake

@@ -17,6 +17,7 @@ set(libs
     uuid
     exif
     juice
+    usrsctp
     openssl
     jssdk
     unzip

usrsctp/CMakeLists.txt

@@ -0,0 +1,32 @@
+cmake_minimum_required(VERSION 3.5)
+
+include(CheckStructHasMember)
+include(CheckIncludeFiles)
+
+include_directories(${PROJECT_SOURCE_DIR}/src)
+
+if(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Linux")
+    add_definitions(
+        -DHAVE_LINUX_IF_ADDR_H
+        -DHAVE_LINUX_RTNETLINK_H
+        -D_GNU_SOURCE
+    )
+elseif(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Darwin")
+    add_definitions(
+        -D__APPLE_USE_RFC_2292
+        -DHAVE_SA_LEN
+        -DHAVE_SCONN_LEN
+        -DHAVE_SIN6_LEN
+        -DHAVE_SIN_LEN
+    )
+endif()
+
+add_definitions(
+    -DINET
+    -DINET6
+    -DSCTP_PROCESS_LEVEL_LOCKS
+    -DSCTP_SIMPLE_ALLOCATOR
+    -D__Userspace__
+)
+
+include(../build_tools/cmake/Library.cmake)

usrsctp/LICENSE

@@ -0,0 +1,27 @@
+Copyright (c) 2015,  Randall Stewart and 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:
+
+* Redistributions of source code must retain the above copyright notice, this
+  list of conditions and the following disclaimer.
+
+* 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.
+
+* Neither the name of usrsctp nor the names of its
+  contributors may be used to endorse or promote products derived from
+  this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.

usrsctp/README.md

@@ -0,0 +1,10 @@
+# usrsctp
+[![Coverity Scan Build Status](https://scan.coverity.com/projects/13430/badge.svg)](https://scan.coverity.com/projects/usrsctp)
+
+![GitHub Actions Build Status (CMake-based build only)](https://github.com/sctplab/usrsctp/workflows/Build%20with%20CMake/badge.svg)
+
+This is a userland SCTP stack supporting FreeBSD, Linux, Mac OS X and Windows.
+
+See [manual](Manual.md) for more information.
+
+The status of continuous integration testing is available from our [Buildbot](http://buildbot.nplab.de:18010/#/console).