Merge pull request #144 from Faless/build/custom_godotcpp

Allow building using a custom godot-cpp verison

.clang-format

@@ -1,31 +1,40 @@
-# Commented out parameters are those with the same value as base LLVM style
+# Commented out parameters are those with the same value as base LLVM style.
 # We can uncomment them if we want to change their value, or enforce the
-# chosen value in case the base style changes (last sync: Clang 6.0.1).
+# chosen value in case the base style changes (last sync: Clang 14.0).
 ---
 ### General config, applies to all languages ###
 BasedOnStyle:  LLVM
 AccessModifierOffset: -4
 AlignAfterOpenBracket: DontAlign
-# AlignConsecutiveAssignments: false
-# AlignConsecutiveDeclarations: false
+# AlignArrayOfStructures: None
+# AlignConsecutiveMacros: None
+# AlignConsecutiveAssignments: None
+# AlignConsecutiveBitFields: None
+# AlignConsecutiveDeclarations: None
 # AlignEscapedNewlines: Right
-# AlignOperands:   true
+AlignOperands:   DontAlign
 AlignTrailingComments: false
+# AllowAllArgumentsOnNextLine: true
 AllowAllParametersOfDeclarationOnNextLine: false
-# AllowShortBlocksOnASingleLine: false
+# AllowShortEnumsOnASingleLine: true
+# AllowShortBlocksOnASingleLine: Never
 # AllowShortCaseLabelsOnASingleLine: false
-AllowShortFunctionsOnASingleLine: Inline
-# AllowShortIfStatementsOnASingleLine: false
+# AllowShortFunctionsOnASingleLine: All
+# AllowShortLambdasOnASingleLine: All
+# AllowShortIfStatementsOnASingleLine: Never
 # AllowShortLoopsOnASingleLine: false
 # AlwaysBreakAfterDefinitionReturnType: None
 # AlwaysBreakAfterReturnType: None
 # AlwaysBreakBeforeMultilineStrings: false
-# AlwaysBreakTemplateDeclarations: false
+# AlwaysBreakTemplateDeclarations: MultiLine
+# AttributeMacros:
+#   - __capability
 # BinPackArguments: true
 # BinPackParameters: true
 # BraceWrapping:
+#   AfterCaseLabel:  false
 #   AfterClass:      false
-#   AfterControlStatement: false
+#   AfterControlStatement: Never
 #   AfterEnum:       false
 #   AfterFunction:   false
 #   AfterNamespace:  false
@@ -35,32 +44,44 @@ AllowShortFunctionsOnASingleLine: Inline
 #   AfterExternBlock: false
 #   BeforeCatch:     false
 #   BeforeElse:      false
+#   BeforeLambdaBody: false
+#   BeforeWhile:     false
 #   IndentBraces:    false
 #   SplitEmptyFunction: true
 #   SplitEmptyRecord: true
 #   SplitEmptyNamespace: true
 # BreakBeforeBinaryOperators: None
+# BreakBeforeConceptDeclarations: true
 # BreakBeforeBraces: Attach
 # BreakBeforeInheritanceComma: false
-BreakBeforeTernaryOperators: false
+# BreakInheritanceList: BeforeColon
+# BreakBeforeTernaryOperators: true
 # BreakConstructorInitializersBeforeComma: false
 BreakConstructorInitializers: AfterColon
 # BreakStringLiterals: true
 ColumnLimit:     0
 # CommentPragmas:  '^ IWYU pragma:'
+# QualifierAlignment: Leave
 # CompactNamespaces: false
-ConstructorInitializerAllOnOneLineOrOnePerLine: true
 ConstructorInitializerIndentWidth: 8
 ContinuationIndentWidth: 8
 Cpp11BracedListStyle: false
+# DeriveLineEnding: true
 # DerivePointerAlignment: false
 # DisableFormat:   false
+# EmptyLineAfterAccessModifier: Never
+# EmptyLineBeforeAccessModifier: LogicalBlock
 # ExperimentalAutoDetectBinPacking: false
+# PackConstructorInitializers: BinPack
+ConstructorInitializerAllOnOneLineOrOnePerLine: true
+# AllowAllConstructorInitializersOnNextLine: true
 # FixNamespaceComments: true
 # ForEachMacros:
 #   - foreach
 #   - Q_FOREACH
 #   - BOOST_FOREACH
+# IfMacros:
+#   - KJ_IF_MAYBE
 # IncludeBlocks:   Preserve
 IncludeCategories:
   - Regex:           '".*"'
@@ -70,13 +91,21 @@ IncludeCategories:
   - Regex:           '^<.*'
     Priority:        3
 # IncludeIsMainRegex: '(Test)?$'
+# IncludeIsMainSourceRegex: ''
+# IndentAccessModifiers: false
 IndentCaseLabels: true
+# IndentCaseBlocks: false
+# IndentGotoLabels: true
 # IndentPPDirectives: None
+# IndentExternBlock: AfterExternBlock
+# IndentRequires:  false
 IndentWidth:     4
 # IndentWrappedFunctionNames: false
+# InsertTrailingCommas: None
 # JavaScriptQuotes: Leave
 # JavaScriptWrapImports: true
 KeepEmptyLinesAtTheStartOfBlocks: false
+# LambdaBodyIndentation: Signature
 # MacroBlockBegin: ''
 # MacroBlockEnd:   ''
 # MaxEmptyLinesToKeep: 1
@@ -85,39 +114,81 @@ KeepEmptyLinesAtTheStartOfBlocks: false
 # PenaltyBreakBeforeFirstCallParameter: 19
 # PenaltyBreakComment: 300
 # PenaltyBreakFirstLessLess: 120
+# PenaltyBreakOpenParenthesis: 0
 # PenaltyBreakString: 1000
+# PenaltyBreakTemplateDeclaration: 10
 # PenaltyExcessCharacter: 1000000
 # PenaltyReturnTypeOnItsOwnLine: 60
+# PenaltyIndentedWhitespace: 0
 # PointerAlignment: Right
-# RawStringFormats:
-#   - Delimiter:       pb
-#     Language:        TextProto
-#     BasedOnStyle:    google
+# PPIndentWidth:   -1
+# ReferenceAlignment: Pointer
 # ReflowComments:  true
-# SortIncludes:    true
+# RemoveBracesLLVM: false
+# SeparateDefinitionBlocks: Leave
+# ShortNamespaceLines: 1
+# SortIncludes:    CaseSensitive
+# SortJavaStaticImport: Before
 # SortUsingDeclarations: true
 # SpaceAfterCStyleCast: false
+# SpaceAfterLogicalNot: false
 # SpaceAfterTemplateKeyword: true
 # SpaceBeforeAssignmentOperators: true
+# SpaceBeforeCaseColon: false
+# SpaceBeforeCpp11BracedList: false
+# SpaceBeforeCtorInitializerColon: true
+# SpaceBeforeInheritanceColon: true
 # SpaceBeforeParens: ControlStatements
+# SpaceBeforeParensOptions:
+#   AfterControlStatements: true
+#   AfterForeachMacros: true
+#   AfterFunctionDefinitionName: false
+#   AfterFunctionDeclarationName: false
+#   AfterIfMacros:   true
+#   AfterOverloadedOperator: false
+#   BeforeNonEmptyParentheses: false
+# SpaceAroundPointerQualifiers: Default
+# SpaceBeforeRangeBasedForLoopColon: true
+# SpaceInEmptyBlock: false
 # SpaceInEmptyParentheses: false
 # SpacesBeforeTrailingComments: 1
-# SpacesInAngles:  false
+# SpacesInAngles:  Never
+# SpacesInConditionalStatement: false
 # SpacesInContainerLiterals: true
 # SpacesInCStyleCastParentheses: false
+## Godot TODO: We'll want to use a min of 1, but we need to see how to fix
+## our comment capitalization at the same time.
+SpacesInLineCommentPrefix:
+  Minimum:         0
+  Maximum:         -1
 # SpacesInParentheses: false
 # SpacesInSquareBrackets: false
+# SpaceBeforeSquareBrackets: false
+# BitFieldColonSpacing: Both
+# StatementAttributeLikeMacros:
+#   - Q_EMIT
+# StatementMacros:
+#   - Q_UNUSED
+#   - QT_REQUIRE_VERSION
 TabWidth:        4
+# UseCRLF:         false
 UseTab:          Always
+# WhitespaceSensitiveMacros:
+#   - STRINGIZE
+#   - PP_STRINGIZE
+#   - BOOST_PP_STRINGIZE
+#   - NS_SWIFT_NAME
+#   - CF_SWIFT_NAME
 ---
 ### C++ specific config ###
 Language:        Cpp
-Standard:        Cpp11
+Standard:        c++17
 ---
 ### ObjC specific config ###
 Language:        ObjC
-Standard:        Cpp11
+# ObjCBinPackProtocolList: Auto
 ObjCBlockIndentWidth: 4
+# ObjCBreakBeforeNestedBlockParam: true
 # ObjCSpaceAfterProperty: false
 # ObjCSpaceBeforeProtocolList: true
 ---

.github/actions/godot-cache/action.yml

@@ -0,0 +1,22 @@
+name: Setup Godot build cache
+description: Setup Godot build cache.
+inputs:
+  cache-name:
+    description: The cache base name (job name by default).
+    default: "${{github.job}}"
+  scons-cache:
+    description: The scons cache path.
+    default: "${{github.workspace}}/.scons-cache/"
+runs:
+  using: "composite"
+  steps:
+    # Upload cache on completion and check it out now
+    - name: Load .scons_cache directory
+      uses: actions/cache@v4
+      with:
+        path: ${{inputs.scons-cache}}
+        key: ${{inputs.cache-name}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
+        restore-keys: |
+          ${{inputs.cache-name}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
+          ${{inputs.cache-name}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
+          ${{inputs.cache-name}}-${{env.GODOT_BASE_BRANCH}}

.github/workflows/build_release.yml

@@ -1,20 +1,29 @@
 name: 🔧 Build -> Package 📦
 on: [push, pull_request]
 
+env:
+  # Only used for the cache key. Increment version to force clean build.
+  GODOT_BASE_BRANCH: master
+
 jobs:
   static-checks:
     name: 📊 Static Checks (clang-format, black format, file format)
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Install dependencies
         run: |
-          sudo apt-get install -qq dos2unix recode clang-format-11
+          # Add clang repository (so we have clang-format-14)
+          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
+          sudo apt-add-repository "deb http://apt.llvm.org/focal/ llvm-toolchain-focal-14 main"
+          sudo apt-get update
+          # Install required deps
+          sudo apt-get install -qq dos2unix moreutils recode clang-format-14
           sudo update-alternatives --remove-all clang-format
-          sudo update-alternatives --install /usr/bin/clang-format clang-format /usr/bin/clang-format-11 100
-          sudo pip3 install black==20.8b1 pygments
+          sudo update-alternatives --install /usr/bin/clang-format clang-format /usr/bin/clang-format-14 100
+          sudo pip3 install black==22.3.0 pygments
 
       - name: File formatting checks (file_format.sh)
         run: |
@@ -42,48 +51,65 @@ jobs:
             gdnative_flags: 'android_arch=x86_64'
             sconsflags: ''
             os: 'ubuntu-20.04'
+            cache-name: android-x86_64
           - platform: android
             arch: 'arm64'
             gdnative_flags: 'android_arch=arm64v8'
             sconsflags: ''
             os: 'ubuntu-20.04'
+            cache-name: android-arm64
 
           # iOS
           - platform: ios
             arch: 'x86_64'
             gdnative_flags: 'ios_arch=x86_64'
             sconsflags: 'ios_simulator=true'
-            os: 'macos-latest'
+            os: 'macos-11'
+            cache-name: ios-x86_64-simulator
           - platform: ios
             arch: 'arm64'
             gdnative_flags: 'ios_arch=arm64'
             sconsflags: ''
             os: 'macos-11'
-
+            cache-name: ios-arm64
 
           # Linux
           - platform: linux
             arch: 'x86_32'
+            buildroot: 'i686-godot-linux-gnu_sdk-buildroot'
             gdnative_flags: 'bits=32'
             sconsflags: ''
             os: 'ubuntu-20.04'
+            cache-name: linux-x86_32
           - platform: linux
             arch: 'x86_64'
+            buildroot: 'x86_64-godot-linux-gnu_sdk-buildroot'
             gdnative_flags: 'bits=64'
             sconsflags: ''
             os: 'ubuntu-20.04'
+            cache-name: linux-x86_64
+          - platform: linux
+            arch: 'arm32'
+            buildroot: 'arm-godot-linux-gnueabihf_sdk-buildroot'
+            gdnative_flags: 'bits=32'
+            sconsflags: ''
+            os: 'ubuntu-20.04'
+            cache-name: linux-arm32
+          - platform: linux
+            arch: 'arm64'
+            buildroot: 'aarch64-godot-linux-gnu_sdk-buildroot'
+            gdnative_flags: 'bits=64'
+            sconsflags: ''
+            os: 'ubuntu-20.04'
+            cache-name: linux-arm64
 
           # macOS
           - platform: macos
-            arch: 'x86_64'
-            gdnative_flags: 'macos_arch=x86_64 bits=64'
-            sconsflags: ''
-            os: 'macos-11'
-          - platform: macos
-            gdnative_flags: 'macos_arch=arm64 bits=64'
-            arch: 'arm64'
+            arch: 'universal'
+            gdnative_flags: 'macos_arch=universal bits=64'
             sconsflags: ''
             os: 'macos-11'
+            cache-name: macos-universal
 
           # Windows
           - platform: windows
@@ -92,14 +118,17 @@ jobs:
             sconsflags: 'use_mingw=yes'
             os: 'ubuntu-20.04'
             msvc_arch: amd64_x86
+            cache-name: win-x86_32
           - platform: windows
             arch: 'x86_64'
             gdnative_flags: 'bits=64'
             sconsflags: 'use_mingw=yes'
             os: 'ubuntu-20.04'
             msvc_arch: amd64
+            cache-name: win-x86_64
 
     env:
+      SCONS_CACHE: ${{ github.workspace }}/.scons-cache/
       SCONSFLAGS: ${{ matrix.sconsflags }} platform=${{ matrix.platform }} arch=${{ matrix.arch }} --jobs=2
 
     defaults:
@@ -107,10 +136,16 @@ jobs:
         shell: bash
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           submodules: recursive
 
+      - name: Setup Godot build cache
+        uses: ./.github/actions/godot-cache
+        with:
+          cache-name: ${{ matrix.cache-name }}
+        continue-on-error: true
+
       - name: Install Windows build dependencies
         if: ${{ matrix.platform == 'windows' }}
         run: |
@@ -126,10 +161,19 @@ jobs:
       - name: Install Linux build dependencies
         if: ${{ matrix.platform == 'linux' }}
         run: |
-          sudo apt-get install build-essential gcc-multilib g++-multilib
+          sudo apt-get update
+          sudo apt-get install build-essential gcc-multilib g++-multilib wget
+
+      - name: Setup Linux buildroot toolchain cache
+        if: ${{ matrix.platform == 'linux' }}
+        uses: actions/cache@v4
+        with:
+          path: |
+            ${{ matrix.buildroot }}.tar.bz2
+          key: linux-${{ matrix.buildroot }}-buildroot
 
       - name: Set up Python 3.x
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v5
         with:
           python-version: '3.x'
           architecture: 'x64'
@@ -138,85 +182,100 @@ jobs:
         run: |
           python -c "import sys; print(sys.version)"
           python -m pip install scons
+
+      - name: Setup Linux toolchains
+        if: ${{ matrix.platform == 'linux' }}
+        run: |
+          if [ ! -f ${{ matrix.buildroot }}.tar.bz2 ]; then
+            wget https://downloads.tuxfamily.org/godotengine/toolchains/linux/${{ matrix.buildroot }}.tar.bz2
+          fi
+          tar -xjf ${{ matrix.buildroot }}.tar.bz2
+          ${{ matrix.buildroot }}/relocate-sdk.sh
+          echo "$GITHUB_WORKSPACE/${{ matrix.buildroot }}/bin" >> $GITHUB_PATH
+          echo "PKG_CONFIG=$GITHUB_WORKSPACE/${{ matrix.buildroot }}/share/pkgconfig/" >> $GITHUB_ENV
+          patch -p1 < misc/patches/scons_path.diff
+          patch -p1 < misc/patches/gdnantive_arm_warnings.diff
+
+      - name: Print tools versions
+        run: |
           python --version
           scons --version
           cmake --version
 
-      - name: Compile Extension - debug - ${{ matrix.platform }} - ${{ matrix.arch }}
+      - name: Compile Extension (4.1+) - template_debug - ${{ matrix.platform }} - ${{ matrix.arch }}
         run: |
-          scons target=debug generate_bindings=yes
+          scons target=template_debug godot_version=4.1
 
-      - name: Compile GDNative - debug - ${{ matrix.platform }} - ${{ matrix.arch }}
+      - name: Compile Extension (4.1+) - template_release - ${{ matrix.platform }} - ${{ matrix.arch }}
         run: |
-          scons target=debug generate_bindings=yes ${{ matrix.gdnative_flags }} godot_version=3
+          scons target=template_release godot_version=4.1
 
-      - name: Compile Extension - release - ${{ matrix.platform }} - ${{ matrix.arch }}
+      - name: Compile Extension (4.0) - template_debug - ${{ matrix.platform }} - ${{ matrix.arch }}
         run: |
-          scons target=release
+          scons target=template_debug godot_version=4.0
 
-      - name: Compile GDNative - release ${{ matrix.platform }} - ${{ matrix.arch }}
+      - name: Compile Extension (4.0) - template_release - ${{ matrix.platform }} - ${{ matrix.arch }}
         run: |
-          scons target=release ${{ matrix.gdnative_flags }} godot_version=3
+          scons target=template_release godot_version=4.0
 
-      - uses: actions/upload-artifact@v3
+      - name: Compile GDNative (3.5+) - release ${{ matrix.platform }} - ${{ matrix.arch }}
+        run: |
+          scons target=release generate_bindings=yes ${{ matrix.gdnative_flags }} godot_version=3
+
+      - uses: actions/upload-artifact@v4
         with:
           name: ${{ github.job }}-${{ matrix.platform }}-${{ matrix.arch }}
-          path: bin/*
+          path: |
+            bin/
+            !bin/thirdparty/
 
   package:
     name: 📦 Package
     needs: build
     runs-on: "ubuntu-latest"
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           submodules: recursive
 
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v4
         with:
           path: artifacts
 
       - name: Bundle licenses.
         run: |
           cp LICENSE artifacts/LICENSE.webrtc-native
-          cp deps/libdatachannel/LICENSE artifacts/LICENSE.libdatachannel
-          cp deps/openssl/LICENSE.txt artifacts/LICENSE.openssl
-          cp deps/libdatachannel/deps/libjuice/LICENSE artifacts/LICENSE.libjuice
-          cp deps/libdatachannel/deps/usrsctp/LICENSE.md artifacts/LICENSE.usrsctp
-          cp deps/libdatachannel/deps/libsrtp/LICENSE artifacts/LICENSE.libsrtp
-          cp deps/libdatachannel/deps/json/LICENSE.MIT artifacts/LICENSE.json
-          cp deps/libdatachannel/deps/plog/LICENSE artifacts/LICENSE.plog
+          cp thirdparty/libdatachannel/LICENSE artifacts/LICENSE.libdatachannel
+          cp thirdparty/openssl/LICENSE.txt artifacts/LICENSE.openssl
+          cp thirdparty/libdatachannel/deps/libjuice/LICENSE artifacts/LICENSE.libjuice
+          cp thirdparty/libdatachannel/deps/usrsctp/LICENSE.md artifacts/LICENSE.usrsctp
+          cp thirdparty/libdatachannel/deps/libsrtp/LICENSE artifacts/LICENSE.libsrtp
+          cp thirdparty/libdatachannel/deps/json/LICENSE.MIT artifacts/LICENSE.json
+          cp thirdparty/libdatachannel/deps/plog/LICENSE artifacts/LICENSE.plog
 
       - name: Package artifacts for release
+        env:
+          DESTINATION: "release"
         run: |
           mkdir release
-          cd release
 
-          ls -R
+          VERSION="extension-4.1" TYPE="webrtc" ./misc/scripts/package_release.sh
+          VERSION="extension-4.0" TYPE="webrtc" ./misc/scripts/package_release.sh
+          VERSION="gdnative" TYPE="webrtc" ./misc/scripts/package_release.sh
 
-          for version in extension gdnative
-          do
-            for name in webrtc webrtc_debug
-            do
-              destdir="${version}/${name}"
-              mkdir -p ${destdir}/lib
-              find ../artifacts -wholename "*/${destdir}/lib/*" | xargs cp -t ${destdir}/lib/
-              find ../artifacts -wholename "*/${destdir}/${name}.tres" -or -wholename "*/${destdir}/${name}.gdextension" | head -n 1 | xargs cp -t ${destdir}/
-              find ../artifacts -wholename "*/LICENSE*" | xargs cp -t ${destdir}/
-              cd ${version}
-              zip -r ../godot-${version}-${name}.zip ${name}
-              cd ..
-            done
-          done
+          ls -R release
 
-          ls -R
-
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
-          name: godot-webrtc-extension
-          path: release/*-extension-*.zip
+          name: godot-webrtc-extension-4.1
+          path: release/*-extension-4.1-*.zip
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
+        with:
+          name: godot-webrtc-extension-4.0
+          path: release/*-extension-4.0-*.zip
+
+      - uses: actions/upload-artifact@v4
         with:
           name: godot-webrtc-gdnative
           path: release/*-gdnative-*.zip

.gitignore

@@ -5,3 +5,5 @@ bin/*
 .sconsign.dblite
 *.obj
 *.swp
+__pycache__/*
+*.pyc

.gitmodules

@@ -1,12 +1,15 @@
-[submodule "godot-cpp-3.x"]
-	path = godot-cpp-3.x
-	url = https://github.com/godotengine/godot-cpp.git
 [submodule "godot-cpp"]
 	path = godot-cpp
 	url = https://github.com/godotengine/godot-cpp.git
+[submodule "godot-cpp-4.0"]
+	path = godot-cpp-4.0
+	url = https://github.com/godotengine/godot-cpp.git
+[submodule "godot-cpp-3.x"]
+	path = godot-cpp-3.x
+	url = https://github.com/godotengine/godot-cpp.git
 [submodule "libdatachannel"]
-	path = deps/libdatachannel
+	path = thirdparty/libdatachannel
 	url = https://github.com/paullouisageneau/libdatachannel.git
 [submodule "openssl"]
-	path = deps/openssl
+	path = thirdparty/openssl
 	url = https://github.com/openssl/openssl.git

README.md

@@ -21,7 +21,7 @@ $ git submodule update --init --recursive
 
 ### Compiling the extension.
 
-To build the GDExtension version of the plugin (Godot 4.0) run the following command from the `webrtc-native` folder:
+To build the GDExtension version of the plugin (Godot 4.1+) run the following command from the `webrtc-native` folder:
 
 ```
 $ scons platform=<your platform>
@@ -29,6 +29,12 @@ $ scons platform=<your platform>
 
 This will build all the required dependencies into a single shared library.
 
+To build the "legacy" GDExtension version of the plugin (Godot 4.0) run the following command instead:
+
+```
+$ scons platform=<your platform> godot_version=4.0
+```
+
 To build the GDNative version of the plugin (Godot 3.x) run the following command instead:
 
 ```
@@ -45,6 +51,4 @@ You simply need to copy that folder to the root folder of your project. Note tha
 
 ### License
 
-The `webrtc-native` plugin is licensed under the MIT license (see [LICENSE](https://github.com/godotengine/webrtc-native/blob/master/LICENSE)), while `libdatachannel` and one of its dependencies (`libjuice`) are licensed under LGPLv2.1 or later, see [libdatachannel LICENSE](https://github.com/paullouisageneau/libdatachannel/blob/master/LICENSE) and [libjuice LICENSE](https://github.com/paullouisageneau/libjuice/blob/master/LICENSE).
-
-Make sure you understand and comply with the LGPLv2.1 license when redistributing this plugin.
+The `webrtc-native` plugin is licensed under the MIT license (see [LICENSE](https://github.com/godotengine/webrtc-native/blob/master/LICENSE)), while `libdatachannel` and its dependencies are licensed under other permissive open source licences. Please see [`thirdparty/README.md`](thirdparty/README.md) for more informations.

SConstruct

@@ -1,8 +1,7 @@
 #!python
 
 import os, sys, platform, json, subprocess
-
-import builders
+import SCons
 
 
 def add_sources(sources, dirpath, extension):
@@ -13,30 +12,63 @@ def add_sources(sources, dirpath, extension):
 
 def replace_flags(flags, replaces):
     for k, v in replaces.items():
-        if k in flags:
+        if k not in flags:
+            continue
+        if v is None:
+            flags.remove(k)
+        else:
             flags[flags.index(k)] = v
 
 
+def validate_godotcpp_dir(key, val, env):
+    normalized = val if os.path.isabs(val) else os.path.join(env.Dir("#").abspath, val)
+    if not os.path.isdir(normalized):
+        raise UserError("GDExtension directory ('%s') does not exist: %s" % (key, val))
+
+
 env = Environment()
 opts = Variables(["customs.py"], ARGUMENTS)
-opts.Add(EnumVariable("godot_version", "The Godot target version", "4", ["3", "4"]))
+opts.Add(EnumVariable("godot_version", "The Godot target version", "4.1", ["3", "4.0", "4.1"]))
+opts.Add(
+    PathVariable(
+        "godot_cpp",
+        "Path to the directory containing Godot CPP folder",
+        None,
+        validate_godotcpp_dir,
+    )
+)
 opts.Update(env)
 
+# Minimum target platform versions.
+if "ios_min_version" not in ARGUMENTS:
+    ARGUMENTS["ios_min_version"] = "11.0"
+if "macos_deployment_target" not in ARGUMENTS:
+    ARGUMENTS["macos_deployment_target"] = "11.0"
+if "android_api_level" not in ARGUMENTS:
+    ARGUMENTS["android_api_level"] = "28"
+
+# Recent godot-cpp versions disables exceptions by default, but libdatachannel requires them.
+ARGUMENTS["disable_exceptions"] = "no"
+
 if env["godot_version"] == "3":
     if "platform" in ARGUMENTS and ARGUMENTS["platform"] == "macos":
         ARGUMENTS["platform"] = "osx"  # compatibility with old osx name
 
-    env = SConscript("godot-cpp-3.x/SConstruct")
+    sconstruct = env.get("godot_cpp", "godot-cpp-3.x") + "/SConstruct"
+    cpp_env = SConscript(sconstruct)
 
     # Patch base env
-    replace_flags(env["CCFLAGS"], {
-        "-mios-simulator-version-min=10.0": "-mios-simulator-version-min=11.0",
-        "-miphoneos-version-min=10.0": "-miphoneos-version-min=11.0",
-        "/std:c++14": "/std:c++17",
-        "-std=c++14": "-std=c++17",
-    })
+    replace_flags(
+        cpp_env["CCFLAGS"],
+        {
+            "-mios-simulator-version-min=10.0": "-mios-simulator-version-min=11.0",
+            "-miphoneos-version-min=10.0": "-miphoneos-version-min=11.0",
+            "/std:c++14": "/std:c++17",
+            "-std=c++14": "-std=c++17",
+        },
+    )
 
-    env = env.Clone()
+    env = cpp_env.Clone()
 
     if env["target"] == "debug":
         env.Append(CPPDEFINES=["DEBUG_ENABLED"])
@@ -47,12 +79,16 @@ if env["godot_version"] == "3":
     if env["platform"] == "osx":
         env["platform"] = "macos"  # compatibility with old osx name
         ARGUMENTS["platform"] = "macos"
+        env["CC"] = "clang"  # CC is not set in 3.x and can result in it being "gcc".
+
+    if env["platform"] == "ios":
+        env["ios_min_version"] = "11.0"
 
     # Normalize suffix
     if env["platform"] in ["windows", "linux"]:
-        env["arch"] = "x86_32" if env["bits"] == "32" else "x86_64"
+        env["arch"] = ARGUMENTS.get("arch", "x86_32" if env["bits"] == "32" else "x86_64")
         env["arch_suffix"] = env["arch"]
-    elif env["platform"] == "osx":
+    elif env["platform"] == "macos":
         env["arch"] = env["macos_arch"]
         env["arch_suffix"] = env["arch"]
     elif env["platform"] == "ios":
@@ -66,42 +102,72 @@ if env["godot_version"] == "3":
             "x86_64": "x86_64",
         }[env["android_arch"]]
         env["arch_suffix"] = env["arch"]
+
+    target_compat = "template_" + env["target"]
+    env["suffix"] = ".{}.{}.{}".format(env["platform"], target_compat, env["arch_suffix"])
+    env["debug_symbols"] = False
+
+    # Some windows specific hacks.
+    if env["platform"] == "windows":
+        if sys.platform not in ["win32", "msys"]:
+            # Set missing CC for MinGW from upstream build module.
+            if env["bits"] == "64":
+                env["CC"] = "x86_64-w64-mingw32-gcc"
+            elif env["bits"] == "32":
+                env["CC"] = "i686-w64-mingw32-gcc"
+        elif not env["use_mingw"]:
+            # Mark as MSVC build (would have failed to build the library otherwise).
+            env["is_msvc"] = True
+    # Some linux specific hacks to allow cross-compiling for non-x86 machines.
+    if env["platform"] == "linux" and env["arch"] not in ("x86_32", "x86_64"):
+        for flags in (env["CCFLAGS"], env["LINKFLAGS"], cpp_env["CCFLAGS"], cpp_env["LINKFLAGS"]):
+            replace_flags(flags, {"-m32": None, "-m64": None})
+elif env["godot_version"] == "4.0":
+    sconstruct = env.get("godot_cpp", "godot-cpp-4.0") + "/SConstruct"
+    cpp_env = SConscript(sconstruct)
+    env = cpp_env.Clone()
 else:
-    ARGUMENTS["ios_min_version"] = "11.0"
-    env = SConscript("godot-cpp/SConstruct").Clone()
+    sconstruct = env.get("godot_cpp", "godot-cpp") + "/SConstruct"
+    cpp_env = SConscript(sconstruct)
+    env = cpp_env.Clone()
+
+if cpp_env.get("is_msvc", False):
+    # Make sure we don't build with static cpp on MSVC (default in recent godot-cpp versions).
+    replace_flags(env["CCFLAGS"], {"/MT": "/MD"})
+    replace_flags(cpp_env["CCFLAGS"], {"/MT": "/MD"})
+
+# Should probably go to upstream godot-cpp.
+# We let SCons build its default ENV as it includes OS-specific things which we don't
+# want to have to pull in manually.
+# Then we prepend PATH to make it take precedence, while preserving SCons' own entries.
+env.PrependENVPath("PATH", os.getenv("PATH"))
+env.PrependENVPath("PKG_CONFIG_PATH", os.getenv("PKG_CONFIG_PATH"))
+if "TERM" in os.environ:  # Used for colored output.
+    env["ENV"]["TERM"] = os.environ["TERM"]
 
 # Patch mingw SHLIBSUFFIX.
 if env["platform"] == "windows" and env["use_mingw"]:
     env["SHLIBSUFFIX"] = ".dll"
 
+# Patch OSXCross config.
+if env["platform"] == "macos" and os.environ.get("OSXCROSS_ROOT", ""):
+    env["SHLIBSUFFIX"] = ".dylib"
+    if env["macos_deployment_target"] != "default":
+        env["ENV"]["MACOSX_DEPLOYMENT_TARGET"] = env["macos_deployment_target"]
+
 opts.Update(env)
 
 target = env["target"]
-result_path = os.path.join("bin", "gdnative" if env["godot_version"] == "3" else "extension", "webrtc" if env["target"] == "release" else "webrtc_debug")
-
-# Dependencies
-deps_source_dir = "deps"
-env.Append(BUILDERS={
-    "BuildOpenSSL": env.Builder(action=builders.ssl_action, emitter=builders.ssl_emitter),
-    "BuildLibDataChannel": env.Builder(action=builders.rtc_action, emitter=builders.rtc_emitter),
-})
-
-# SSL
-ssl = env.BuildOpenSSL(env.Dir(builders.get_ssl_build_dir(env)), env.Dir(builders.get_ssl_source_dir(env)))
-
-env.Prepend(CPPPATH=[builders.get_ssl_include_dir(env)])
-env.Prepend(LIBPATH=[builders.get_ssl_build_dir(env)])
-env.Append(LIBS=[ssl])
-
-# RTC
-rtc = env.BuildLibDataChannel(env.Dir(builders.get_rtc_build_dir(env)), [env.Dir(builders.get_rtc_source_dir(env))] + ssl)
-
-env.Append(LIBPATH=[builders.get_rtc_build_dir(env)])
-env.Append(CPPPATH=[builders.get_rtc_include_dir(env)])
-env.Prepend(LIBS=[rtc])
+if env["godot_version"] == "3":
+    result_path = os.path.join("bin", "gdnative", "webrtc" if env["target"] == "release" else "webrtc_debug")
+elif env["godot_version"] == "4.0":
+    result_path = os.path.join("bin", "extension-4.0", "webrtc")
+else:
+    result_path = os.path.join("bin", "extension-4.1", "webrtc")
 
 # Our includes and sources
 env.Append(CPPPATH=["src/"])
+env.Append(CPPDEFINES=["RTC_STATIC"])
 sources = []
 sources.append(
     [
@@ -109,32 +175,84 @@ sources.append(
         "src/WebRTCLibPeerConnection.cpp",
     ]
 )
-if env["godot_version"] == "4":
-    sources.append("src/init_gdextension.cpp")
-else:
+if env["godot_version"] == "3":
     env.Append(CPPDEFINES=["GDNATIVE_WEBRTC"])
     sources.append("src/init_gdnative.cpp")
     add_sources(sources, "src/net/", "cpp")
+else:
+    sources.append("src/init_gdextension.cpp")
+    if env["godot_version"] == "4.0":
+        env.Append(CPPDEFINES=["GDEXTENSION_WEBRTC_40"])
 
-env.Depends(sources, [ssl, rtc])
+# Add our build tools
+for tool in ["openssl", "cmake", "rtc"]:
+    env.Tool(tool, toolpath=["tools"])
+
+ssl = env.OpenSSL()
+
+rtc = env.BuildLibDataChannel(ssl)
+
+# Forces building our sources after OpenSSL and libdatachannel.
+# This is because OpenSSL headers are generated by their build system and SCons doesn't know about them.
+# Note: This might not be necessary in this specific case since our sources doesn't include OpenSSL headers directly,
+# but it's better to be safe in case of indirect inclusions by one of our other dependencies.
+env.Depends(sources, ssl + rtc)
+
+# We want to statically link against libstdc++ on Linux to maximize compatibility, but we must restrict the exported
+# symbols using a GCC version script, or we might end up overriding symbols from other libraries.
+# Using "-fvisibility=hidden" will not work, since libstdc++ explicitly exports its symbols.
+symbols_file = None
+if env["platform"] == "linux" or (
+    env["platform"] == "windows" and env.get("use_mingw", False) and not env.get("use_llvm", False)
+):
+    if env["godot_version"] == "3":
+        symbols_file = env.File("misc/gcc/symbols-gdnative.map")
+    else:
+        symbols_file = env.File("misc/gcc/symbols-extension.map")
+    env.Append(
+        LINKFLAGS=[
+            "-Wl,--no-undefined,--version-script=" + symbols_file.abspath,
+            "-static-libgcc",
+            "-static-libstdc++",
+        ]
+    )
+    env.Depends(sources, symbols_file)
 
 # Make the shared library
-result_name = "webrtc_native.{}.{}.{}{}".format(env["platform"], env["target"], env["arch_suffix"], env["SHLIBSUFFIX"])
-env.Depends(sources, ssl)
+result_name = "libwebrtc_native{}{}".format(env["suffix"], env["SHLIBSUFFIX"])
+if env["godot_version"] != "3" and env["platform"] == "macos":
+    framework_path = os.path.join(
+        result_path, "lib", "libwebrtc_native.macos.{}.{}.framework".format(env["target"], env["arch"])
+    )
+    library_file = env.SharedLibrary(target=os.path.join(framework_path, result_name), source=sources)
+    plist_file = env.Substfile(
+        os.path.join(framework_path, "Resources", "Info.plist"),
+        "misc/dist/macos/Info.plist",
+        SUBST_DICT={"{LIBRARY_NAME}": result_name, "{DISPLAY_NAME}": "libwebrtc_native" + env["suffix"]},
+    )
+    library = [library_file, plist_file]
+else:
+    library = env.SharedLibrary(target=os.path.join(result_path, "lib", result_name), source=sources)
 
-if env["platform"] == "windows" and env["use_mingw"]:
-    env.Append(LIBS=["iphlpapi", "ws2_32", "bcrypt"])
-
-library = env.SharedLibrary(target=os.path.join(result_path, "lib", result_name), source=sources)
 Default(library)
 
 # GDNativeLibrary
-gdnlib = "webrtc"
-if target != "release":
-    gdnlib += "_debug"
-ext = ".tres" if env["godot_version"] == "3" else ".gdextension"
-extfile = env.Substfile(os.path.join(result_path, gdnlib + ext), "misc/webrtc" + ext, SUBST_DICT={
-    "{GDNATIVE_PATH}": gdnlib,
-    "{TARGET}": env["target"],
-})
+if env["godot_version"] == "3":
+    gdnlib = "webrtc" if target != "debug" else "webrtc_debug"
+    ext = ".tres"
+    extfile = env.Substfile(
+        os.path.join(result_path, gdnlib + ext),
+        "misc/webrtc" + ext,
+        SUBST_DICT={
+            "{GDNATIVE_PATH}": gdnlib,
+            "{TARGET}": "template_" + env["target"],
+        },
+    )
+else:
+    extfile = env.Substfile(
+        os.path.join(result_path, "webrtc.gdextension"),
+        "misc/webrtc.gdextension",
+        SUBST_DICT={"{GODOT_VERSION}": env["godot_version"]},
+    )
+
 Default(extfile)

builders.py

@@ -1,240 +0,0 @@
-import os
-from SCons.Script import Environment
-
-
-def get_android_api(env):
-    return env["android_api_level"] if int(env["android_api_level"]) > 28 else "28"
-
-
-def get_deps_dir(env):
-    return env.Dir("#deps").abspath
-
-
-def get_deps_build_dir(env):
-    return get_deps_dir(env) + "/build/{}.{}.{}.dir".format(env["platform"], env["target"], env["arch_suffix"])
-
-
-def get_rtc_source_dir(env):
-    return get_deps_dir(env) + "/libdatachannel"
-
-
-def get_rtc_build_dir(env):
-    return get_deps_build_dir(env) + "/libdatachannel"
-
-
-def get_rtc_include_dir(env):
-    return get_rtc_source_dir(env) + "/include"
-
-
-def get_ssl_source_dir(env):
-    return get_deps_dir(env) + "/openssl"
-
-
-def get_ssl_build_dir(env):
-    return get_deps_build_dir(env) + "/openssl"
-
-
-def get_ssl_install_dir(env):
-    return get_ssl_build_dir(env) + "/dest"
-
-
-def get_ssl_include_dir(env):
-    return get_ssl_install_dir(env) + "/include"
-
-
-def ssl_emitter(target, source, env):
-    build_dir = get_ssl_build_dir(env)
-    libs = ["libssl.a", "libcrypto.a"]
-    install_dir = get_ssl_install_dir(env)
-    ssl_include = os.path.join(source[0].abspath, "include")
-    return [env.File(build_dir + "/" + l) for l in libs], source
-
-
-def ssl_action(target, source, env):
-    build_dir = get_ssl_build_dir(env)
-    source_dir = source[0].abspath
-
-    ssl_env = Environment()
-    install_dir = get_ssl_install_dir(env)
-    args = [
-        "no-ssl3",
-        "no-weak-ssl-ciphers",
-        "no-legacy",
-        "--prefix=%s" % install_dir,
-        "--openssldir=%s" % install_dir,
-    ]
-    if env["target"] == "debug":
-        args.append("-d")
-
-    if env["platform"] != "windows":
-        args.append("no-shared")  # Windows "app" doesn't like static-only builds.
-    if env["platform"] == "linux":
-        if env["arch"] == "x86_32":
-            args.extend(["linux-x86"])
-        else:
-            args.extend(["linux-x86_64"])
-
-    elif env["platform"] == "android":
-        args.extend([
-            {
-                "arm64": "android-arm64",
-                "arm32": "android-arm",
-                "x86_32": "android-x86",
-                "x86_64": "android-x86_64",
-            }[env["arch"]],
-            "-D__ANDROID_API__=%s" % get_android_api(env),
-        ])
-        # Setup toolchain path.
-        ssl_env.PrependENVPath("PATH", os.path.dirname(env["CC"]))
-        ssl_env["ENV"]["ANDROID_NDK_ROOT"] = os.environ.get("ANDROID_NDK_ROOT", "")
-
-    elif env["platform"] == "macos":
-        if env["arch"] == "x86_64":
-            args.extend(["darwin64-x86_64"])
-        elif env["arch"] == "arm64":
-            args.extend(["darwin64-arm64"])
-        else:
-            raise ValueError("macOS architecture not supported: %s" % env["arch"])
-
-    elif env["platform"] == "ios":
-        if env["ios_simulator"]:
-                args.extend(["iossimulator-xcrun"])
-        elif env["arch"] == "arm32":
-            args.extend(["ios-xcrun"])
-        elif env["arch"] == "arm64":
-            args.extend(["ios64-xcrun"])
-        else:
-            raise ValueError("iOS architecture not supported: %s" % env["arch"])
-
-    elif env["platform"] == "windows":
-        if env["arch"] == "x86_32":
-            if env["use_mingw"]:
-                args.extend([
-                    "mingw",
-                    "--cross-compile-prefix=i686-w64-mingw32-",
-                ])
-            else:
-                args.extend(["VC-WIN32"])
-        else:
-            if env["use_mingw"]:
-                args.extend([
-                    "mingw64",
-                    "--cross-compile-prefix=x86_64-w64-mingw32-",
-                ])
-            else:
-                args.extend(["VC-WIN64A"])
-
-    jobs = env.GetOption("num_jobs")
-    ssl_env.Execute([
-            "mkdir -p " + build_dir, # TODO python?
-            ("cd %s && %s/Configure " % (build_dir, source_dir)) + " ".join(args),
-            "make -C %s -j%s" % (build_dir, jobs),
-            "make -C %s install_sw install_ssldirs -j%s" % (build_dir, jobs),
-        ]
-    )
-    return None
-
-
-def rtc_emitter(target, source, env):
-    build_dir = get_rtc_build_dir(env)
-    libs = ["libdatachannel-static.a", "libjuice-static.a", "libsrtp2.a", "libusrsctp.a"]
-    lib_paths = [
-        build_dir,
-        os.path.join(build_dir, "deps/libjuice"),
-        os.path.join(build_dir, "deps/libsrtp"),
-        os.path.join(build_dir, "deps/usrsctp/usrsctplib"),
-    ]
-    return [env.File(lib_paths[i] + "/" + libs[i]) for i in range(len(libs))], source
-
-
-def rtc_action(target, source, env):
-    build_dir = get_rtc_build_dir(env)
-    source_dir = source[0].abspath
-    args = [
-        "-B",
-        build_dir,
-        "-DUSE_NICE=0",
-        "-DNO_WEBSOCKET=1",
-        #"-DNO_MEDIA=1", # Windows builds fail without it.
-        "-DNO_EXAMPLES=1",
-        "-DNO_WEBSOCKET=1",
-        "-DNO_TESTS=1",
-        "-DOPENSSL_USE_STATIC_LIBS=1",
-        "-DOPENSSL_INCLUDE_DIR=%s" % get_ssl_include_dir(env),
-        "-DOPENSSL_SSL_LIBRARY=%s/libssl.a" % get_ssl_build_dir(env),
-        "-DOPENSSL_CRYPTO_LIBRARY=%s/libcrypto.a" % get_ssl_build_dir(env),
-        "-DCMAKE_BUILD_TYPE=%s" % ("Release" if env["target"] == "release" else "Debug"),
-    ]
-    if env["platform"] == "android":
-        abi = {
-            "arm64": "arm64-v8a",
-            "arm32": "armeabi-v7a",
-            "x86_32": "x86",
-            "x86_64": "x86_64",
-        }[env["arch"]]
-        args.extend([
-            "-DCMAKE_SYSTEM_NAME=Android",
-            "-DCMAKE_SYSTEM_VERSION=%s" % get_android_api(env),
-            "-DCMAKE_ANDROID_ARCH_ABI=%s" % abi,
-            "-DANDROID_ABI=%s" % abi,
-            "-DCMAKE_TOOLCHAIN_FILE=%s/build/cmake/android.toolchain.cmake" % os.environ.get("ANDROID_NDK_ROOT", ""),
-            "-DCMAKE_ANDROID_STL_TYPE=c++_static",
-        ])
-    elif env["platform"] == "linux":
-        if env["arch"] == "x86_32":
-            args.extend([
-                "-DCMAKE_C_FLAGS=-m32",
-                "-DCMAKE_CXX_FLAGS=-m32"
-            ])
-        else:
-            args.extend([
-                "-DCMAKE_C_FLAGS=-m64",
-                "-DCMAKE_CXX_FLAGS=-m64"
-            ])
-    elif env["platform"] == "macos":
-        if env["macos_deployment_target"] != "default":
-            args.extend(["-DCMAKE_OSX_DEPLOYMENT_TARGET=%s" % env["macos_deployment_target"]])
-        if env["arch"] == "x86_64":
-            args.extend(["-DCMAKE_OSX_ARCHITECTURES=x86_64"])
-        elif env["arch"] == "arm64":
-            args.extend(["-DCMAKE_OSX_ARCHITECTURES=arm64"])
-        else:
-            raise ValueError("OSX architecture not supported: %s" % env["arch"])
-    elif env["platform"] == "ios":
-        if env["arch"] == "universal":
-            raise ValueError("iOS architecture not supported: %s" % env["arch"])
-        args.extend([
-            "-DCMAKE_SYSTEM_NAME=iOS",
-            "-DCMAKE_OSX_DEPLOYMENT_TARGET=11.0",
-            "-DCMAKE_OSX_ARCHITECTURES=%s" % env["arch"],
-        ])
-        if env["ios_simulator"]:
-                args.extend(["-DCMAKE_OSX_SYSROOT=iphonesimulator"])
-    elif env["platform"] == "windows":
-        args.extend(["-DOPENSSL_ROOT_DIR=%s" % get_ssl_build_dir(env)])
-        if env["arch"] == "x86_32":
-            if env["use_mingw"]:
-                args.extend([
-                    "-G 'Unix Makefiles'",
-                    "-DCMAKE_C_COMPILER=i686-w64-mingw32-gcc",
-                    "-DCMAKE_CXX_COMPILER=i686-w64-mingw32-g++",
-                    "-DCMAKE_SYSTEM_NAME=Windows",
-                ])
-        else:
-            if env["use_mingw"]:
-                args.extend([
-                    "-G 'Unix Makefiles'",
-                    "-DCMAKE_C_COMPILER=x86_64-w64-mingw32-gcc",
-                    "-DCMAKE_CXX_COMPILER=x86_64-w64-mingw32-g++",
-                    "-DCMAKE_SYSTEM_NAME=Windows"
-                ])
-
-    args.append(source_dir)
-    jobs = env.GetOption("num_jobs")
-    rtc_env = Environment()
-    rtc_env.Execute([
-            "cmake " + " ".join(args),
-            "cmake --build %s -t datachannel-static -j%s" % (build_dir, jobs),
-        ]
-    )
-    return None

misc/dist/macos/Info.plist

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleExecutable</key>
+	<string>{LIBRARY_NAME}</string>
+	<key>CFBundleIdentifier</key>
+	<string>org.godotengine.webrtc-native</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleDisplayName</key>
+	<string>{DISPLAY_NAME}</string>
+	<key>CFBundleName</key>
+	<string>webrtc_native</string>
+	<key>CFBundlePackageType</key>
+	<string>FMWK</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0.0</string>
+	<key>CFBundleSupportedPlatforms</key>
+	<array>
+		<string>MacOSX</string>
+	</array>
+	<key>CFBundleVersion</key>
+	<string>1.0.0</string>
+	<key>LSMinimumSystemVersion</key>
+	<string>11.0</string>
+</dict>
+</plist>

misc/gcc/symbols-extension.map

@@ -0,0 +1,6 @@
+{
+    global:
+        webrtc_extension_init;
+    local:
+        *;
+};

misc/gcc/symbols-gdnative.map

@@ -0,0 +1,9 @@
+{
+    global:
+        godot_gdnative_singleton;
+        godot_gdnative_init;
+        godot_gdnative_terminate;
+        godot_nativescript_init;
+    local:
+        *;
+};

misc/patches/gdnantive_arm_warnings.diff

@@ -0,0 +1,34 @@
+diff --git a/godot-cpp-3.x/godot-headers/gdnative/gdnative.h b/godot-cpp-3.x/godot-headers/gdnative/gdnative.h
+index c0573d21b5d7a..ec95c4c4ebfcc 100644
+--- a/godot-cpp-3.x/godot-headers/gdnative/gdnative.h
++++ b/godot-cpp-3.x/godot-headers/gdnative/gdnative.h
+@@ -37,20 +37,24 @@ extern "C" {
+ 
+ #if defined(_WIN32) || defined(__ANDROID__)
+ #define GDCALLINGCONV
+-#define GDAPI GDCALLINGCONV
++
+ #elif defined(__APPLE__)
+ #include "TargetConditionals.h"
+ #if TARGET_OS_IPHONE
+ #define GDCALLINGCONV __attribute__((visibility("default")))
+-#define GDAPI GDCALLINGCONV
+ #elif TARGET_OS_MAC
+ #define GDCALLINGCONV __attribute__((sysv_abi))
+-#define GDAPI GDCALLINGCONV
+ #endif
+-#else // !_WIN32 && !__APPLE__
++
++#else // Linux/BSD/Web
++#if defined(__aarch64__) || defined(__arm__)
++#define GDCALLINGCONV
++#else
+ #define GDCALLINGCONV __attribute__((sysv_abi))
+-#define GDAPI GDCALLINGCONV
+ #endif
++#endif
++
++#define GDAPI GDCALLINGCONV
+ 
+ // This is for libraries *using* the header, NOT GODOT EXPOSING STUFF!!
+ #if !defined(GDN_EXPORT)

misc/patches/scons_path.diff

@@ -0,0 +1,29 @@
+diff --git a/godot-cpp-4.0/SConstruct b/godot-cpp-4.0/SConstruct
+index 27ee137..32b425e 100644
+--- a/godot-cpp-4.0/SConstruct
++++ b/godot-cpp-4.0/SConstruct
+@@ -54,6 +54,8 @@ else:
+ # Default tools with no platform defaults to gnu toolchain.
+ # We apply platform specific toolchains via our custom tools.
+ env = Environment(tools=["default"], PLATFORM="")
++# Allows us to use Godot buildroot toolchain
++env.PrependENVPath("PATH", os.getenv("PATH"))
+
+ # Default num_jobs to local cpu count if not user specified.
+ # SCons has a peculiarity where user-specified options won't be overridden
+
+diff --git a/godot-cpp-3.x/SConstruct b/godot-cpp-3.x/SConstruct
+index f653d54..6f40377 100644
+--- a/godot-cpp-3.x/SConstruct
++++ b/godot-cpp-3.x/SConstruct
+@@ -194,6 +194,9 @@ if host_platform == "windows" and env["platform"] != "android":
+
+     opts.Update(env)
+
++# Allows us to use Godot buildroot toolchain
++env.PrependENVPath("PATH", os.getenv("PATH"))
++
+ # Require C++14
+ if host_platform == "windows" and env["platform"] == "windows" and not env["use_mingw"]:
+     # MSVC
+

misc/scripts/black_format.sh

@@ -6,29 +6,21 @@ set -uo pipefail
 
 # Apply black.
 echo -e "Formatting Python files..."
-PY_FILES=$(find \( -path "./.git" \
-                -o -path "./webrtc" \
-                -o -path "./godot-cpp" \
-                \) -prune \
-                -o \( -name "SConstruct" \
-                -o -name "SCsub" \
-                -o -name "*.py" \
-                \) -print)
+PY_FILES=$(git ls-files -- '*SConstruct' '*SCsub' '*.py' ':!:.git/*' ':!:thirdparty/*')
 black -l 120 $PY_FILES
 
-git diff > patch.patch
+diff=$(git diff --color)
 
-# If no patch has been generated all is OK, clean up, and exit.
-if [ ! -s patch.patch ] ; then
-    printf "Files in this commit comply with the black style rules.\n"
-    rm -f patch.patch
+# If no diff has been generated all is OK, clean up, and exit.
+if [ -z "$diff" ] ; then
+    printf "\e[1;32m*** Files in this commit comply with the black style rules.\e[0m\n"
     exit 0
 fi
 
-# A patch has been created, notify the user, clean up, and exit.
-printf "\n*** The following differences were found between the code "
-printf "and the formatting rules:\n\n"
-cat patch.patch
-printf "\n*** Aborting, please fix your commit(s) with 'git commit --amend' or 'git rebase -i <hash>'\n"
-rm -f patch.patch
+# A diff has been created, notify the user, clean up, and exit.
+printf "\n\e[1;33m*** The following changes must be made to comply with the formatting rules:\e[0m\n\n"
+# Perl commands replace trailing spaces with `·` and tabs with `<TAB>`.
+printf "$diff\n" | perl -pe 's/(.*[^ ])( +)(\e\[m)$/my $spaces="·" x length($2); sprintf("$1$spaces$3")/ge' | perl -pe 's/(.*[^\t])(\t+)(\e\[m)$/my $tabs="<TAB>" x length($2); sprintf("$1$tabs$3")/ge'
+
+printf "\n\e[1;91m*** Please fix your commit(s) with 'git commit --amend' or 'git rebase -i <hash>'\e[0m\n"
 exit 1

misc/scripts/clang_format.sh

@@ -4,55 +4,50 @@
 # This is the primary script responsible for fixing style violations.
 
 set -uo pipefail
-IFS=$'\n\t'
 
-CLANG_FORMAT_FILE_EXTS=(".c" ".h" ".cpp" ".hpp" ".cc" ".hh" ".cxx" ".m" ".mm" ".inc" ".java" ".glsl")
+if [ $# -eq 0 ]; then
+    # Loop through all code files tracked by Git.
+    files=$(git ls-files -- '*.c' '*.h' '*.cpp' '*.hpp' '*.cc' '*.hh' '*.cxx' '*.m' '*.mm' '*.inc' '*.java' '*.glsl' \
+                ':!:.git/*' ':!:thirdparty/*' ':!:*/thirdparty/*' ':!:platform/android/java/lib/src/com/google/*' \
+                ':!:*-so_wrap.*' ':!:tests/python_build/*')
+else
+    # $1 should be a file listing file paths to process. Used in CI.
+    files=$(cat "$1" | grep -v "thirdparty/" | grep -E "\.(c|h|cpp|hpp|cc|hh|cxx|m|mm|inc|java|glsl)$" | grep -v "platform/android/java/lib/src/com/google/" | grep -v "\-so_wrap\." | grep -v "tests/python_build/")
+fi
 
-# Loops through all text files tracked by Git.
-git grep -zIl '' |
-while IFS= read -rd '' f; do
-    # Exclude some files.
-    if [[ "$f" == "thirdparty"* ]]; then
+if [ ! -z "$files" ]; then
+    clang-format --Wno-error=unknown -i $files
+fi
+
+# Fix copyright headers, but not all files get them.
+for f in $files; do
+    if [[ "$f" == *"inc" ]]; then
         continue
-    elif [[ "$f" == "platform/android/java/lib/src/com/google"* ]]; then
+    elif [[ "$f" == *"glsl" ]]; then
         continue
-    elif [[ "$f" == *"-so_wrap."* ]]; then
+    elif [[ "$f" == "platform/android/java/lib/src/org/godotengine/godot/gl/GLSurfaceView"* ]]; then
+        continue
+    elif [[ "$f" == "platform/android/java/lib/src/org/godotengine/godot/gl/EGLLogWrapper"* ]]; then
+        continue
+    elif [[ "$f" == "platform/android/java/lib/src/org/godotengine/godot/utils/ProcessPhoenix"* ]]; then
         continue
     fi
 
-    for extension in ${CLANG_FORMAT_FILE_EXTS[@]}; do
-        if [[ "$f" == *"$extension" ]]; then
-            # Run clang-format.
-            clang-format -i "$f"
-            # Fix copyright headers, but not all files get them.
-            if [[ "$f" == *"inc" ]]; then
-                continue 2
-            elif [[ "$f" == *"glsl" ]]; then
-                continue 2
-            elif [[ "$f" == *"theme_data.h" ]]; then
-                continue 2
-            elif [[ "$f" == "platform/android/java/lib/src/org/godotengine/godot/input/InputManager"* ]]; then
-                continue 2
-            fi
-            python misc/scripts/copyright_headers.py "$f"
-            continue 2
-        fi
-    done
+    python misc/scripts/copyright_headers.py "$f"
 done
 
-git diff > patch.patch
+diff=$(git diff --color)
 
-# If no patch has been generated all is OK, clean up, and exit.
-if [ ! -s patch.patch ] ; then
-    printf "Files in this commit comply with the clang-format style rules.\n"
-    rm -f patch.patch
+# If no diff has been generated all is OK, clean up, and exit.
+if [ -z "$diff" ] ; then
+    printf "\e[1;32m*** Files in this commit comply with the clang-format style rules.\e[0m\n"
     exit 0
 fi
 
-# A patch has been created, notify the user, clean up, and exit.
-printf "\n*** The following differences were found between the code "
-printf "and the formatting rules:\n\n"
-cat patch.patch
-printf "\n*** Aborting, please fix your commit(s) with 'git commit --amend' or 'git rebase -i <hash>'\n"
-rm -f patch.patch
+# A diff has been created, notify the user, clean up, and exit.
+printf "\n\e[1;33m*** The following changes must be made to comply with the formatting rules:\e[0m\n\n"
+# Perl commands replace trailing spaces with `·` and tabs with `<TAB>`.
+printf "$diff\n" | perl -pe 's/(.*[^ ])( +)(\e\[m)$/my $spaces="·" x length($2); sprintf("$1$spaces$3")/ge' | perl -pe 's/(.*[^\t])(\t+)(\e\[m)$/my $tabs="<TAB>" x length($2); sprintf("$1$tabs$3")/ge'
+
+printf "\n\e[1;91m*** Please fix your commit(s) with 'git commit --amend' or 'git rebase -i <hash>'\e[0m\n"
 exit 1

misc/scripts/copyright_headers.py

@@ -4,35 +4,35 @@
 import sys
 
 header = """\
-/*************************************************************************/
-/*  $filename                                                            */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
+/**************************************************************************/
+/*  $filename                                                             */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
 """
 
 fname = sys.argv[1]

misc/scripts/file_format.sh

@@ -4,27 +4,54 @@
 # This is supplementary to clang_format.sh and black_format.sh, but should be
 # run before them.
 
-# We need dos2unix and recode.
-if [ ! -x "$(command -v dos2unix)" -o ! -x "$(command -v recode)" ]; then
-    printf "Install 'dos2unix' and 'recode' to use this script.\n"
+# We need dos2unix and isutf8.
+if [ ! -x "$(command -v dos2unix)" -o ! -x "$(command -v isutf8)" ]; then
+    printf "Install 'dos2unix' and 'isutf8' (moreutils package) to use this script.\n"
+    exit 1
 fi
 
 set -uo pipefail
-IFS=$'\n\t'
 
-# Loops through all text files tracked by Git.
-git grep -zIl '' |
-while IFS= read -rd '' f; do
+if [ $# -eq 0 ]; then
+    # Loop through all code files tracked by Git.
+    mapfile -d '' files < <(git grep -zIl '')
+else
+    # $1 should be a file listing file paths to process. Used in CI.
+    mapfile -d ' ' < <(cat "$1")
+fi
+
+for f in "${files[@]}"; do
     # Exclude some types of files.
-    if [[ "$f" == "webrtc"* ]]; then
+    if [[ "$f" == *"csproj" ]]; then
         continue
-    elif [[ "$f" == "godot-cpp"* ]]; then
+    elif [[ "$f" == *"sln" ]]; then
         continue
-    elif [[ "$f" == "misc/patches"* ]]; then
+    elif [[ "$f" == *".bat" ]]; then
+        continue
+    elif [[ "$f" == *".out" ]]; then
+        # GDScript integration testing files.
+        continue
+    elif [[ "$f" == *"patch" ]]; then
+        continue
+    elif [[ "$f" == *"pot" ]]; then
+        continue
+    elif [[ "$f" == *"po" ]]; then
+        continue
+    elif [[ "$f" == "thirdparty/"* ]]; then
+        continue
+    elif [[ "$f" == "misc/patches/"* ]]; then
+        continue
+    elif [[ "$f" == *"/thirdparty/"* ]]; then
+        continue
+    elif [[ "$f" == "platform/android/java/lib/src/com/google"* ]]; then
+        continue
+    elif [[ "$f" == *"-so_wrap."* ]]; then
+        continue
+    elif [[ "$f" == *".test.txt" ]]; then
         continue
     fi
     # Ensure that files are UTF-8 formatted.
-    recode UTF-8 "$f" 2> /dev/null
+    isutf8 "$f" >> utf8-validation.txt 2>&1
     # Ensure that files have LF line endings and do not contain a BOM.
     dos2unix "$f" 2> /dev/null
     # Remove trailing space characters and ensures that files end
@@ -32,19 +59,33 @@ while IFS= read -rd '' f; do
     perl -i -ple 's/\s*$//g' "$f"
 done
 
-git diff > patch.patch
+diff=$(git diff --color)
 
-# If no patch has been generated all is OK, clean up, and exit.
-if [ ! -s patch.patch ] ; then
-    printf "Files in this commit comply with the formatting rules.\n"
-    rm -f patch.patch
+if [ ! -s utf8-validation.txt ] && [ -z "$diff" ] ; then
+    # If no UTF-8 violations were collected (the file is empty) and
+    # no diff has been generated all is OK, clean up, and exit.
+    printf "\e[1;32m*** Files in this commit comply with the file formatting rules.\e[0m\n"
+    rm -f utf8-validation.txt
     exit 0
 fi
 
-# A patch has been created, notify the user, clean up, and exit.
-printf "\n*** The following differences were found between the code "
-printf "and the formatting rules:\n\n"
-cat patch.patch
-printf "\n*** Aborting, please fix your commit(s) with 'git commit --amend' or 'git rebase -i <hash>'\n"
-rm -f patch.patch
+if [ -s utf8-validation.txt ]
+then
+    # If the file has content and is not empty, violations
+    # detected, notify the user, clean up, and exit.
+    printf "\n\e[1;33m*** The following files contain invalid UTF-8 character sequences:\e[0m\n\n"
+    cat utf8-validation.txt
+fi
+
+rm -f utf8-validation.txt
+
+if [ ! -z "$diff" ]
+then
+    # A diff has been created, notify the user, clean up, and exit.
+    printf "\n\e[1;33m*** The following changes must be made to comply with the formatting rules:\e[0m\n\n"
+    # Perl commands replace trailing spaces with `·` and tabs with `<TAB>`.
+    printf "$diff\n" | perl -pe 's/(.*[^ ])( +)(\e\[m)$/my $spaces="·" x length($2); sprintf("$1$spaces$3")/ge' | perl -pe 's/(.*[^\t])(\t+)(\e\[m)$/my $tabs="<TAB>" x length($2); sprintf("$1$tabs$3")/ge'
+fi
+
+printf "\n\e[1;91m*** Please fix your commit(s) with 'git commit --amend' or 'git rebase -i <hash>'\e[0m\n"
 exit 1

misc/scripts/package_release.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+set -e
+set -x
+
+ARTIFACTS=${ARTIFACTS:-"artifacts"}
+DESTINATION=${DESTIONATION:-"release"}
+VERSION=${VERSION:-"extension"}
+TYPE=${TYPE:-"webrtc"}
+
+mkdir -p ${DESTINATION}
+ls -R ${DESTINATION}
+ls -R ${ARTIFACTS}
+
+DESTDIR="${DESTINATION}/${VERSION}/${TYPE}"
+
+mkdir -p ${DESTDIR}/lib
+
+find "${ARTIFACTS}" -maxdepth 5 -wholename "*/${VERSION}/${TYPE}/lib/*" | xargs cp -r -t "${DESTDIR}/lib/"
+find "${ARTIFACTS}" -wholename "*/LICENSE*" | xargs cp -t "${DESTDIR}/"
+
+if [ $VERSION = "gdnative" ]; then
+    find "${ARTIFACTS}" -wholename "*/${VERSION}/${TYPE}/${TYPE}.tres" | head -n 1 | xargs cp -t "${DESTDIR}/"
+else
+    find "${ARTIFACTS}" -wholename "*/${VERSION}/${TYPE}/${TYPE}.gdextension" | head -n 1 | xargs cp -t "${DESTDIR}/"
+fi
+
+CURDIR=$(pwd)
+cd "${DESTINATION}/${VERSION}"
+zip -r ../godot-${VERSION}-${TYPE}.zip ${TYPE}
+cd "$CURDIR"
+
+ls -R ${DESTINATION}

misc/webrtc.gdextension

@@ -1,16 +1,30 @@
 [configuration]
 
 entry_symbol = "webrtc_extension_init"
+compatibility_minimum = {GODOT_VERSION}
 
 [libraries]
 
-linux.x86_64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.x86_64.so"
-linux.x86_32 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.x86_32.so"
-osx.x86_64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.osx.{TARGET}.x86_64.dylib"
-osx.arm64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.osx.{TARGET}.arm64.dylib"
-windows.x86_64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.windows.{TARGET}.x86_64.dll"
-windows.x86_32 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.windows.{TARGET}.x86_32.dll"
-android.arm64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.android.{TARGET}.arm64.so"
-android.x86_64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.android.{TARGET}.x86_64.so"
-ios.arm64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.ios.{TARGET}.arm64.dylib"
-ios.x86_64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.ios.{TARGET}.x86_64.simulator.dylib"
+linux.debug.x86_64 = "lib/libwebrtc_native.linux.template_debug.x86_64.so"
+linux.debug.x86_32 = "lib/libwebrtc_native.linux.template_debug.x86_32.so"
+linux.debug.arm64 = "lib/libwebrtc_native.linux.template_debug.arm64.so"
+linux.debug.arm32 = "lib/libwebrtc_native.linux.template_debug.arm32.so"
+macos.debug = "lib/libwebrtc_native.macos.template_debug.universal.framework"
+windows.debug.x86_64 = "lib/libwebrtc_native.windows.template_debug.x86_64.dll"
+windows.debug.x86_32 = "lib/libwebrtc_native.windows.template_debug.x86_32.dll"
+android.debug.arm64 = "lib/libwebrtc_native.android.template_debug.arm64.so"
+android.debug.x86_64 = "lib/libwebrtc_native.android.template_debug.x86_64.so"
+ios.debug.arm64 = "lib/libwebrtc_native.ios.template_debug.arm64.dylib"
+ios.debug.x86_64 = "lib/libwebrtc_native.ios.template_debug.x86_64.simulator.dylib"
+
+linux.release.x86_64 = "lib/libwebrtc_native.linux.template_release.x86_64.so"
+linux.release.x86_32 = "lib/libwebrtc_native.linux.template_release.x86_32.so"
+linux.release.arm64 = "lib/libwebrtc_native.linux.template_release.arm64.so"
+linux.release.arm32 = "lib/libwebrtc_native.linux.template_release.arm32.so"
+macos.release = "lib/libwebrtc_native.macos.template_release.universal.framework"
+windows.release.x86_64 = "lib/libwebrtc_native.windows.template_release.x86_64.dll"
+windows.release.x86_32 = "lib/libwebrtc_native.windows.template_release.x86_32.dll"
+android.release.arm64 = "lib/libwebrtc_native.android.template_release.arm64.so"
+android.release.x86_64 = "lib/libwebrtc_native.android.template_release.x86_64.so"
+ios.release.arm64 = "lib/libwebrtc_native.ios.template_release.arm64.dylib"
+ios.release.x86_64 = "lib/libwebrtc_native.ios.template_release.x86_64.simulator.dylib"

misc/webrtc.tres

@@ -3,24 +3,19 @@
 [resource]
 singleton = true
 reloadable = false
-entry/OSX.64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.osx.{TARGET}.x86_64.dylib"
-entry/OSX.arm64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.osx.{TARGET}.arm64.dylib"
+entry/OSX.64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.macos.{TARGET}.universal.dylib"
 entry/Windows.64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.windows.{TARGET}.x86_64.dll"
 entry/Windows.32 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.windows.{TARGET}.x86_32.dll"
-entry/X11.64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.x86_64.so"
-entry/X11.32 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.x86_32.so"
-entry/Server.64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.x86_64.so"
-entry/Server.32 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.x86_32.so"
+entry/X11.64.x86_64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.x86_64.so"
+entry/X11.32.x86_32 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.x86_32.so"
+entry/X11.64.arm64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.arm64.so"
+entry/X11.32.arm32 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.arm32.so"
+entry/Server.64.x86_64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.x86_64.so"
+entry/Server.32.x86_32 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.x86_32.so"
+entry/Server.64.arm64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.arm64.so"
+entry/Server.32.arm32 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.linux.{TARGET}.arm32.so"
 entry/Android.arm64-v8a = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.android.{TARGET}.arm64.so"
 entry/Android.x64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.android.{TARGET}.x86_64.so"
 entry/iOS.armv7 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.ios.{TARGET}.armv32.dylib"
 entry/iOS.arm64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.ios.{TARGET}.arm64.dylib"
 entry/iOS.x86_64 = "res://{GDNATIVE_PATH}/lib/libwebrtc_native.ios.{TARGET}.x86_64.simulator.dylib"
-dependency/Windows.64 = [  ]
-dependency/Windows.32 = [  ]
-dependency/X11.64 = [  ]
-dependency/X11.32 = [  ]
-dependency/Server.64 = [  ]
-dependency/Server.32 = [  ]
-dependency/Android.armeabi-v7a = [  ]
-dependency/Android.arm64-v8a = [  ]

src/WebRTCLibDataChannel.cpp

@@ -1,32 +1,32 @@
-/*************************************************************************/
-/*  WebRTCLibDataChannel.cpp                                             */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
+/**************************************************************************/
+/*  WebRTCLibDataChannel.cpp                                              */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
 
 #include "WebRTCLibDataChannel.hpp"
 
@@ -136,19 +136,19 @@ bool WebRTCLibDataChannel::_is_ordered() const {
 	return channel->reliability().unordered == false;
 }
 
-int64_t WebRTCLibDataChannel::_get_id() const {
+int32_t WebRTCLibDataChannel::_get_id() const {
 	ERR_FAIL_COND_V(!channel, -1);
 	return channel->id().value_or(-1);
 }
 
-int64_t WebRTCLibDataChannel::_get_max_packet_life_time() const {
+int32_t WebRTCLibDataChannel::_get_max_packet_life_time() const {
 	ERR_FAIL_COND_V(!channel, 0);
-	return channel->reliability().type == rtc::Reliability::Type::Timed ? std::get<std::chrono::milliseconds>(channel->reliability().rexmit).count() : -1;
+	return channel->reliability().maxPacketLifeTime.has_value() ? channel->reliability().maxPacketLifeTime.value().count() : -1;
 }
 
-int64_t WebRTCLibDataChannel::_get_max_retransmits() const {
+int32_t WebRTCLibDataChannel::_get_max_retransmits() const {
 	ERR_FAIL_COND_V(!channel, 0);
-	return channel->reliability().type == rtc::Reliability::Type::Rexmit ? std::get<int>(channel->reliability().rexmit) : -1;
+	return channel->reliability().maxRetransmits.value_or(-1);
 }
 
 String WebRTCLibDataChannel::_get_protocol() const {
@@ -161,7 +161,7 @@ bool WebRTCLibDataChannel::_is_negotiated() const {
 	return negotiated;
 }
 
-int64_t WebRTCLibDataChannel::_get_buffered_amount() const {
+int32_t WebRTCLibDataChannel::_get_buffered_amount() const {
 	ERR_FAIL_COND_V(!channel, 0);
 	return channel->bufferedAmount();
 }
@@ -194,7 +194,7 @@ Error WebRTCLibDataChannel::_get_packet(const uint8_t **r_buffer, int32_t *r_len
 	return OK;
 }
 
-Error WebRTCLibDataChannel::_put_packet(const uint8_t *p_buffer, int64_t p_len) try {
+Error WebRTCLibDataChannel::_put_packet(const uint8_t *p_buffer, int32_t p_len) try {
 	ERR_FAIL_COND_V(!channel, FAILED);
 	ERR_FAIL_COND_V(channel->isClosed(), FAILED);
 	if (write_mode == WRITE_MODE_TEXT) {
@@ -212,11 +212,11 @@ Error WebRTCLibDataChannel::_put_packet(const uint8_t *p_buffer, int64_t p_len)
 	ERR_FAIL_V(FAILED);
 }
 
-int64_t WebRTCLibDataChannel::_get_available_packet_count() const {
+int32_t WebRTCLibDataChannel::_get_available_packet_count() const {
 	return packet_queue.size();
 }
 
-int64_t WebRTCLibDataChannel::_get_max_packet_size() const {
+int32_t WebRTCLibDataChannel::_get_max_packet_size() const {
 	return 16384; // See RFC-8831 section 6.6: https://datatracker.ietf.org/doc/rfc8831/
 }
 

src/WebRTCLibDataChannel.hpp

@@ -1,32 +1,32 @@
-/*************************************************************************/
-/*  WebRTCLibDataChannel.hpp                                             */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
+/**************************************************************************/
+/*  WebRTCLibDataChannel.hpp                                              */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
 
 #ifndef WEBRTC_DATA_CHANNEL_H
 #define WEBRTC_DATA_CHANNEL_H
@@ -40,6 +40,8 @@
 #define GDCLASS(arg1, arg2) GODOT_CLASS(arg1, arg2)
 #endif
 #else
+#include <godot_cpp/core/binder_common.hpp>
+
 #include <godot_cpp/classes/global_constants_binds.hpp>
 #include <godot_cpp/classes/web_rtc_data_channel_extension.hpp>
 #endif
@@ -72,14 +74,18 @@ private:
 protected:
 	static void _bind_methods() {}
 
+	godot::String _to_string() const {
+		return "WebRTCLibDataChannel";
+	}
+
 public:
 	static WebRTCLibDataChannel *new_data_channel(std::shared_ptr<rtc::DataChannel> p_channel, bool p_negotiated);
 
 	/* PacketPeer */
 	virtual godot::Error _get_packet(const uint8_t **r_buffer, int32_t *r_len) override;
-	virtual godot::Error _put_packet(const uint8_t *p_buffer, int64_t p_len) override;
-	virtual int64_t _get_available_packet_count() const override;
-	virtual int64_t _get_max_packet_size() const override;
+	virtual godot::Error _put_packet(const uint8_t *p_buffer, int32_t p_len) override;
+	virtual int32_t _get_available_packet_count() const override;
+	virtual int32_t _get_max_packet_size() const override;
 
 	/* WebRTCDataChannel */
 	godot::Error _poll() override;
@@ -92,12 +98,12 @@ public:
 	ChannelState _get_ready_state() const override;
 	godot::String _get_label() const override;
 	bool _is_ordered() const override;
-	int64_t _get_id() const override;
-	int64_t _get_max_packet_life_time() const override;
-	int64_t _get_max_retransmits() const override;
+	int32_t _get_id() const override;
+	int32_t _get_max_packet_life_time() const override;
+	int32_t _get_max_retransmits() const override;
 	godot::String _get_protocol() const override;
 	bool _is_negotiated() const override;
-	int64_t _get_buffered_amount() const override;
+	int32_t _get_buffered_amount() const override;
 
 	WebRTCLibDataChannel();
 	~WebRTCLibDataChannel();

src/WebRTCLibPeerConnection.cpp

@@ -1,32 +1,32 @@
-/*************************************************************************/
-/*  WebRTCLibPeerConnection.cpp                                          */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
+/**************************************************************************/
+/*  WebRTCLibPeerConnection.cpp                                           */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
 
 #include "WebRTCLibPeerConnection.hpp"
 #include "WebRTCLibDataChannel.hpp"
@@ -39,15 +39,36 @@ using namespace godot_webrtc;
 #define FAILED Error::FAILED
 #define ERR_UNCONFIGURED Error::ERR_UNCONFIGURED
 #define ERR_INVALID_PARAMETER Error::ERR_INVALID_PARAMETER
+#define VERBOSE_PRINT(str) Godot::print(str)
+#else
+#include <godot_cpp/variant/utility_functions.hpp>
+#define VERBOSE_PRINT(str) UtilityFunctions::print_verbose(str)
 #endif
+void LogCallback(rtc::LogLevel level, std::string message) {
+	switch (level) {
+		case rtc::LogLevel::Fatal:
+		case rtc::LogLevel::Error:
+			ERR_PRINT(message.c_str());
+			return;
+		case rtc::LogLevel::Warning:
+			WARN_PRINT(message.c_str());
+			return;
+		default:
+			VERBOSE_PRINT(message.c_str());
+			return;
+	}
+}
 
 void WebRTCLibPeerConnection::initialize_signaling() {
 #ifdef DEBUG_ENABLED
-	rtc::InitLogger(rtc::LogLevel::Debug);
+	rtc::InitLogger(rtc::LogLevel::Debug, LogCallback);
+#else
+	rtc::InitLogger(rtc::LogLevel::Warning, LogCallback);
 #endif
 }
 
 void WebRTCLibPeerConnection::deinitialize_signaling() {
+	rtc::Cleanup();
 }
 
 Error WebRTCLibPeerConnection::_parse_ice_server(rtc::Configuration &r_config, Dictionary p_server) {
@@ -95,11 +116,9 @@ Error WebRTCLibPeerConnection::_parse_channel_config(rtc::DataChannelInit &r_con
 	// Channels cannot be both time-constrained and retry-constrained.
 	ERR_FAIL_COND_V(p_dict.has("maxPacketLifeTime") && p_dict.has("maxRetransmits"), ERR_INVALID_PARAMETER);
 	if (p_dict.has("maxPacketLifeTime")) {
-		r_config.reliability.type = rtc::Reliability::Type::Timed;
-		r_config.reliability.rexmit = std::chrono::milliseconds(p_dict["maxPacketLifeTime"].operator int32_t());
+		r_config.reliability.maxPacketLifeTime = std::chrono::milliseconds(p_dict["maxPacketLifeTime"].operator int32_t());
 	} else if (p_dict.has("maxRetransmits")) {
-		r_config.reliability.type = rtc::Reliability::Type::Rexmit;
-		r_config.reliability.rexmit = p_dict["maxRetransmits"].operator int32_t();
+		r_config.reliability.maxRetransmits = p_dict["maxRetransmits"].operator int32_t();
 	}
 	if (p_dict.has("ordered") && p_dict["ordered"].operator bool() == false) {
 		r_config.reliability.unordered = true;
@@ -180,7 +199,11 @@ Error WebRTCLibPeerConnection::_initialize(const Dictionary &p_config) {
 	return _create_pc(config);
 }
 
+#if defined(GDNATIVE_WEBRTC) || defined(GDEXTENSION_WEBRTC_40)
 Object *WebRTCLibPeerConnection::_create_data_channel(const String &p_channel, const Dictionary &p_channel_config) try {
+#else
+Ref<WebRTCDataChannel> WebRTCLibPeerConnection::_create_data_channel(const String &p_channel, const Dictionary &p_channel_config) try {
+#endif
 	ERR_FAIL_COND_V(!peer_connection, nullptr);
 
 	// Read config from dictionary
@@ -230,11 +253,15 @@ Error WebRTCLibPeerConnection::_set_local_description(const String &p_type, cons
 	ERR_FAIL_COND_V(!peer_connection, ERR_UNCONFIGURED);
 	// XXX Library quirk. It doesn't seem possible to create offers/answers without setting the local description.
 	// Ignore this call for now to avoid crash (it's already set automatically!).
-	//peer_connection->setLocalDescription(p_type == String("offer") ? rtc::Description::Type::Offer : rtc::Description::Type::Answer);
+	// peer_connection->setLocalDescription(p_type == String("offer") ? rtc::Description::Type::Offer : rtc::Description::Type::Answer);
 	return OK;
 }
 
+#ifdef GDNATIVE_WEBRTC
 Error WebRTCLibPeerConnection::_add_ice_candidate(const String &sdpMidName, int64_t sdpMlineIndexName, const String &sdpName) try {
+#else
+Error WebRTCLibPeerConnection::_add_ice_candidate(const String &sdpMidName, int32_t sdpMlineIndexName, const String &sdpName) try {
+#endif
 	ERR_FAIL_COND_V(!peer_connection, ERR_UNCONFIGURED);
 	rtc::Candidate candidate(sdpName.utf8().get_data(), sdpMidName.utf8().get_data());
 	peer_connection->addRemoteCandidate(candidate);

src/WebRTCLibPeerConnection.hpp

@@ -1,32 +1,32 @@
-/*************************************************************************/
-/*  WebRTCLibPeerConnection.hpp                                          */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
+/**************************************************************************/
+/*  WebRTCLibPeerConnection.hpp                                           */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
 
 #ifndef WEBRTC_PEER_H
 #define WEBRTC_PEER_H
@@ -40,6 +40,8 @@
 #define GDCLASS(arg1, arg2) GODOT_CLASS(arg1, arg2)
 #endif
 #else
+#include <godot_cpp/core/binder_common.hpp>
+
 #include <godot_cpp/classes/global_constants_binds.hpp>
 #include <godot_cpp/classes/web_rtc_peer_connection_extension.hpp>
 #endif
@@ -65,6 +67,10 @@ private:
 protected:
 	static void _bind_methods() {}
 
+	godot::String _to_string() const {
+		return "WebRTCLibPeerConnection";
+	}
+
 public:
 	static void _register_methods() {}
 	static void initialize_signaling();
@@ -77,11 +83,19 @@ public:
 	SignalingState _get_signaling_state() const override;
 
 	godot::Error _initialize(const godot::Dictionary &p_config) override;
+#if defined(GDNATIVE_WEBRTC) || defined(GDEXTENSION_WEBRTC_40)
 	godot::Object *_create_data_channel(const godot::String &p_channel, const godot::Dictionary &p_channel_config) override;
+#else
+	godot::Ref<godot::WebRTCDataChannel> _create_data_channel(const godot::String &p_channel, const godot::Dictionary &p_channel_config) override;
+#endif
 	godot::Error _create_offer() override;
 	godot::Error _set_remote_description(const godot::String &type, const godot::String &sdp) override;
 	godot::Error _set_local_description(const godot::String &type, const godot::String &sdp) override;
+#ifdef GDNATIVE_WEBRTC
 	godot::Error _add_ice_candidate(const godot::String &sdpMidName, int64_t sdpMlineIndexName, const godot::String &sdpName) override;
+#else
+	godot::Error _add_ice_candidate(const godot::String &sdpMidName, int32_t sdpMlineIndexName, const godot::String &sdpName) override;
+#endif
 	godot::Error _poll() override;
 	void _close() override;
 

src/init_gdextension.cpp

@@ -1,34 +1,34 @@
-/*************************************************************************/
-/*  init_gdextension.cpp                                                 */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
+/**************************************************************************/
+/*  init_gdextension.cpp                                                  */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
 
-#include <godot/gdnative_interface.h>
+#include <gdextension_interface.h>
 
 #include <godot_cpp/core/class_db.hpp>
 #include <godot_cpp/core/defs.hpp>
@@ -66,7 +66,11 @@ void unregister_webrtc_extension_types(ModuleInitializationLevel p_level) {
 }
 
 extern "C" {
-GDNativeBool GDN_EXPORT webrtc_extension_init(const GDNativeInterface *p_interface, const GDNativeExtensionClassLibraryPtr p_library, GDNativeInitialization *r_initialization) {
+#ifdef GDEXTENSION_WEBRTC_40
+GDExtensionBool GDE_EXPORT webrtc_extension_init(const GDExtensionInterface *p_interface, const GDExtensionClassLibraryPtr p_library, GDExtensionInitialization *r_initialization) {
+#else
+GDExtensionBool GDE_EXPORT webrtc_extension_init(const GDExtensionInterfaceGetProcAddress p_interface, const GDExtensionClassLibraryPtr p_library, GDExtensionInitialization *r_initialization) {
+#endif
 	GDExtensionBinding::InitObject init_obj(p_interface, p_library, r_initialization);
 
 	init_obj.register_initializer(register_webrtc_extension_types);

src/init_gdnative.cpp

@@ -1,32 +1,32 @@
-/*************************************************************************/
-/*  init_gdnative.cpp                                                    */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
+/**************************************************************************/
+/*  init_gdnative.cpp                                                     */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
 
 #include "WebRTCLibDataChannel.hpp"
 #include "WebRTCLibPeerConnection.hpp"

src/net/WebRTCDataChannelNative.cpp

@@ -1,32 +1,32 @@
-/*************************************************************************/
-/*  WebRTCDataChannelNative.cpp                                          */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
+/**************************************************************************/
+/*  WebRTCDataChannelNative.cpp                                           */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
 
 #include "WebRTCDataChannelNative.hpp"
 #include "net/WebRTCPeerConnectionNative.hpp"

src/net/WebRTCDataChannelNative.hpp

@@ -1,32 +1,32 @@
-/*************************************************************************/
-/*  WebRTCDataChannelNative.hpp                                          */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
+/**************************************************************************/
+/*  WebRTCDataChannelNative.hpp                                           */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
 
 #ifndef WEBRTC_DATA_CHANNEL_NATIVE
 #define WEBRTC_DATA_CHANNEL_NATIVE
@@ -119,21 +119,21 @@ public:
 	virtual ChannelState _get_ready_state() const = 0;
 	virtual godot::String _get_label() const = 0;
 	virtual bool _is_ordered() const = 0;
-	virtual int64_t _get_id() const = 0;
-	virtual int64_t _get_max_packet_life_time() const = 0;
-	virtual int64_t _get_max_retransmits() const = 0;
+	virtual int32_t _get_id() const = 0;
+	virtual int32_t _get_max_packet_life_time() const = 0;
+	virtual int32_t _get_max_retransmits() const = 0;
 	virtual godot::String _get_protocol() const = 0;
 	virtual bool _is_negotiated() const = 0;
-	virtual int64_t _get_buffered_amount() const = 0;
+	virtual int32_t _get_buffered_amount() const = 0;
 
 	virtual godot::Error _poll() = 0;
 	virtual void _close() = 0;
 
 	/* PacketPeer */
 	virtual godot::Error _get_packet(const uint8_t **r_buffer, int32_t *r_len) = 0;
-	virtual godot::Error _put_packet(const uint8_t *p_buffer, int64_t p_len) = 0;
-	virtual int64_t _get_available_packet_count() const = 0;
-	virtual int64_t _get_max_packet_size() const = 0;
+	virtual godot::Error _put_packet(const uint8_t *p_buffer, int32_t p_len) = 0;
+	virtual int32_t _get_available_packet_count() const = 0;
+	virtual int32_t _get_max_packet_size() const = 0;
 
 	~WebRTCDataChannelNative();
 };

src/net/WebRTCPeerConnectionNative.cpp

@@ -1,32 +1,32 @@
-/*************************************************************************/
-/*  WebRTCPeerConnectionNative.cpp                                       */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
+/**************************************************************************/
+/*  WebRTCPeerConnectionNative.cpp                                        */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
 
 #include "WebRTCPeerConnectionNative.hpp"
 

src/net/WebRTCPeerConnectionNative.hpp

@@ -1,32 +1,32 @@
-/*************************************************************************/
-/*  WebRTCPeerConnectionNative.hpp                                       */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
+/**************************************************************************/
+/*  WebRTCPeerConnectionNative.hpp                                        */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
 
 #ifndef WEBRTC_PEER_NATIVE
 #define WEBRTC_PEER_NATIVE

thirdparty/README.md

@@ -0,0 +1,82 @@
+# Third party libraries
+
+Please keep categories (`##` level) listed alphabetically and matching their
+respective folder names. Use two empty lines to separate categories for
+readability.
+
+
+## json
+
+- Upstream: https://github.com/nlohmann/json
+- Version: 3.11.3 (9cca280a4d0ccf0c08f47a99aa71d1b0e52f8d03, 2023)
+- License: MIT
+
+Module location:
+
+- thirdparty/libdatachannel/deps/json
+
+
+## libdatachannel
+
+- Upstream: https://github.com/paullouisageneau/libdatachannel
+- Version: 0.20.2 (0b1074a9effeb8d9d3f4eca704d3fe3d2f9bc7e5, 2024)
+- License: MPL 2.0
+
+Module location:
+
+- thirdparty/libdatachannel
+
+
+# libjuice
+
+- Upstream: https://github.com/paullouisageneau/libjuice
+- Version: 1.3.4 (0b6f958baba55e1a4eb31ec2137f62b2e07382ae, 2024)
+- License: MPL 2.0
+
+Module location:
+
+- thirdparty/libdatachannel/deps/libjuice
+
+
+## libsrtp
+
+- Upstream: https://github.com/cisco/libsrtp
+- Version: 2.5.0 (a566a9cfcd619e8327784aa7cff4a1276dc1e895, 2023)
+- License: BSD-3-Clause
+
+Module location:
+
+- thirdparty/libdatachannel/deps/libsrtp
+
+
+## openssl
+
+- Upstream: git://git.openssl.org/openssl.git
+- Version: 3.0.13 (85cf92f55d9e2ac5aacf92bedd33fb890b9f8b4c, 2024)
+- License: Apache 2.0
+
+Module location:
+
+- thirdparty/openssl
+
+
+## plog
+
+- Upstream: https://github.com/SergiusTheBest/plog
+- Version: 1.1.10 (e21baecd4753f14da64ede979c5a19302618b752, 2023)
+- License: MIT
+
+Module location:
+
+- thirdparty/libdatachannel/deps/plog
+
+
+## usrsctp
+
+- Upstream: https://github.com/sctplab/usrsctp
+- Version: git (ebb18adac6501bad4501b1f6dccb67a1c85cc299, 2023)
+- License: BSD-3-Clause
+
+Module location:
+
+- thirdparty/libdatachannel/deps/usrsctp

tools/cmake.py

@@ -0,0 +1,137 @@
+import os, sys
+
+import SCons.Util
+import SCons.Builder
+import SCons.Action
+
+
+def cmake_default_flags(env):
+    if env.get("cmake_default_flags", ""):
+        return SCons.Util.CLVar(env["cmake_default_flags"])
+
+    config = {}
+
+    if "CC" in env:
+        config["CMAKE_C_COMPILER"] = env["CC"]
+    if "CXX" in env:
+        config["CMAKE_CXX_COMPILER"] = env["CXX"]
+
+    if env["platform"] == "android":
+        api = env["android_api_level"]
+        abi = {
+            "arm64": "arm64-v8a",
+            "arm32": "armeabi-v7a",
+            "x86_32": "x86",
+            "x86_64": "x86_64",
+        }[env["arch"]]
+        config["CMAKE_SYSTEM_NAME"] = "Android"
+        config["CMAKE_SYSTEM_VERSION"] = api
+        config["CMAKE_ANDROID_ARCH_ABI"] = abi
+        config["ANDROID_ABI"] = abi
+        config["CMAKE_TOOLCHAIN_FILE"] = "%s/build/cmake/android.toolchain.cmake" % env.get(
+            "ANDROID_NDK_ROOT", os.environ.get("ANDROID_NDK_ROOT", "")
+        )
+        config["CMAKE_ANDROID_STL_TYPE"] = "c++_static"
+
+    elif env["platform"] == "linux":
+        linux_flags = {
+            "x86_64": "-m64",
+            "x86_32": "-m32",
+            "arm32": "-march=armv7-a",
+            "arm64": "-march=armv8-a",
+        }.get(env["arch"], "")
+        if linux_flags:
+            config["CMAKE_C_FLAGS"] = linux_flags
+            config["CMAKE_CXX_FLAGS"] = linux_flags
+
+    elif env["platform"] == "macos":
+        if env["arch"] == "universal":
+            config["CMAKE_OSX_ARCHITECTURES"] = '"x86_64;arm64"'
+        else:
+            config["CMAKE_OSX_ARCHITECTURES"] = env["arch"]
+        if env["macos_deployment_target"] != "default":
+            config["CMAKE_OSX_DEPLOYMENT_TARGET"] = env["macos_deployment_target"]
+
+        if env["platform"] == "macos" and sys.platform != "darwin" and "OSXCROSS_ROOT" in os.environ:
+            config["CMAKE_AR"] = env["AR"]
+            config["CMAKE_RANLIB"] = env["RANLIB"]
+            if env["arch"] == "universal":
+                flags = "-arch x86_64 -arch arm64"
+            else:
+                flags = "-arch " + env["arch"]
+            if env["macos_deployment_target"] != "default":
+                flags += " -mmacosx-version-min=" + env["macos_deployment_target"]
+            config["CMAKE_C_FLAGS"] = flags
+            config["CMAKE_CXX_FLAGS"] = flags
+
+    elif env["platform"] == "ios":
+        if env["arch"] == "universal":
+            raise ValueError("iOS architecture not supported: %s" % env["arch"])
+        config["CMAKE_SYSTEM_NAME"] = "iOS"
+        config["CMAKE_OSX_ARCHITECTURES"] = env["arch"]
+        if env.get("ios_min_version", "default") != "default":
+            config["CMAKE_OSX_DEPLOYMENT_TARGET"] = env["ios_min_version"]
+        if env["ios_simulator"]:
+            config["CMAKE_OSX_SYSROOT"] = "iphonesimulator"
+
+    elif env["platform"] == "windows":
+        config["CMAKE_SYSTEM_NAME"] = "Windows"
+
+    flags = ["-D%s=%s" % it for it in config.items()]
+    if env["CMAKEGENERATOR"]:
+        flags.extend(["-G", env["CMAKEGENERATOR"]])
+    elif env["platform"] == "windows":
+        if env.get("is_msvc", False):
+            flags.extend(["-G", "NMake Makefiles"])
+        elif sys.platform in ["win32", "msys", "cygwin"]:
+            flags.extend(["-G", "Ninja"])
+        else:
+            flags.extend(["-G", "Unix Makefiles"])
+    return flags
+
+
+def cmake_emitter(target, source, env):
+    return [str(target[0]) + "/CMakeCache.txt"] + target[1:], [str(source[0]) + "/CMakeLists.txt"] + source[1:]
+
+
+def cmake_generator(target, source, env, for_signature):
+    # Strip the -j option for signature to avoid rebuilding when num_jobs changes.
+    build = env["CMAKEBUILDCOM"].replace("-j$CMAKEBUILDJOBS", "") if for_signature else env["CMAKEBUILDCOM"]
+    return [
+        SCons.Action.Action("$CMAKECONFCOM", "$CMAKECONFCOMSTR"),
+        SCons.Action.Action(build, "$CMAKEBUILDCOMSTR"),
+    ]
+
+
+def cmake_build(env, target_dir, source_dir, cmake_outputs=[], cmake_targets=[], cmake_options=[], dependencies=[]):
+    cmake_env = env.Clone()
+    target = env.Dir("{}/{}/{}".format(target_dir, env["platform"], env["arch"]))
+    source = env.Dir(source_dir)
+    builder_targets = [target] + [str(target) + "/" + f for f in cmake_outputs]
+    builder_sources = [source] + dependencies
+    cmake_env.Append(CMAKECONFFLAGS=["-D%s=%s" % it for it in cmake_options.items()])
+    if len(cmake_targets) > 0:
+        cmake_env.Append(CMAKEBUILDFLAGS=["-t"] + [t for t in cmake_targets])
+    return cmake_env.CMake(builder_targets, builder_sources)
+
+
+def options(opts):
+    opts.Add("cmake_default_flags", "Default CMake platform flags override, will be autodetected if not specified.", "")
+
+
+def exists(env):
+    return True
+
+
+def generate(env):
+    env["CMAKE"] = "cmake"
+    env["_cmake_default_flags"] = cmake_default_flags
+    env["CMAKEDEFAULTFLAGS"] = "${_cmake_default_flags(__env__)}"
+    env["CMAKEGENERATOR"] = ""
+    env["CMAKECONFFLAGS"] = SCons.Util.CLVar("")
+    env["CMAKECONFCOM"] = "$CMAKE -B ${TARGET.dir} $CMAKEDEFAULTFLAGS $CMAKECONFFLAGS ${SOURCE.dir}"
+    env["CMAKEBUILDJOBS"] = "${__env__.GetOption('num_jobs')}"
+    env["CMAKEBUILDFLAGS"] = SCons.Util.CLVar("")
+    env["CMAKEBUILDCOM"] = "$CMAKE --build ${TARGET.dir} $CMAKEBUILDFLAGS -j$CMAKEBUILDJOBS"
+    env["BUILDERS"]["CMake"] = SCons.Builder.Builder(generator=cmake_generator, emitter=cmake_emitter)
+    env.AddMethod(cmake_build, "CMakeBuild")

tools/openssl.py

@@ -0,0 +1,290 @@
+import os, sys
+import SCons.Util
+import SCons.Builder
+import SCons.Action
+from SCons.Defaults import Mkdir
+from SCons.Variables import PathVariable, BoolVariable
+
+
+def ssl_platform_target(env):
+    targets = {}
+    platform = env["platform"]
+    if platform == "linux":
+        targets = {
+            "x86_32": "linux-x86",
+            "x86_64": "linux-x86_64",
+            "arm64": "linux-aarch64",
+            "arm32": "linux-armv4",
+            "rv64": "linux64-riscv64",
+        }
+    elif platform == "android":
+        targets = {
+            "arm64": "android-arm64",
+            "arm32": "android-arm",
+            "x86_32": "android-x86",
+            "x86_64": "android-x86_64",
+        }
+    elif platform == "macos":
+        targets = {
+            "x86_64": "darwin64-x86_64",
+            "arm64": "darwin64-arm64",
+        }
+    elif platform == "ios":
+        if env["ios_simulator"]:
+            targets = {
+                "x86_64": "iossimulator-xcrun",
+                "arm64": "iossimulator-xcrun",
+            }
+        else:
+            targets = {
+                "arm64": "ios64-xcrun",
+                "arm32": "ios-xcrun",
+            }
+    elif platform == "windows":
+        if env.get("is_msvc", False):
+            targets = {
+                "x86_32": "VC-WIN32",
+                "x86_64": "VC-WIN64A",
+            }
+        else:
+            targets = {
+                "x86_32": "mingw",
+                "x86_64": "mingw64",
+            }
+
+    arch = env["arch"]
+    target = targets.get(arch, "")
+    if target == "":
+        raise ValueError("Architecture '%s' not supported for platform: '%s'" % (arch, platform))
+    return target
+
+
+def ssl_platform_options(env):
+    ssl_config_options = [
+        "no-ssl2",
+        "no-ssl3",
+        "no-weak-ssl-ciphers",
+        "no-legacy",
+        "no-shared",
+        "no-tests",
+    ]
+    if env["platform"] == "windows":
+        ssl_config_options.append("enable-capieng")
+    return ssl_config_options
+
+
+def ssl_platform_flags(env):
+    args = []
+    if env["platform"] == "android":
+        if env.get("android_api_level", ""):
+            api = int(env["android_api_level"])
+            args.append("-D__ANDROID_API__=%s" % api)
+    elif env["platform"] == "macos":
+        # OSXCross toolchain setup.
+        if sys.platform != "darwin" and "OSXCROSS_ROOT" in os.environ:
+            for k in ["CC", "CXX", "AR", "AS", "RANLIB"]:
+                args.append("%s=%s" % (k, env[k]))
+    elif env["platform"] == "windows":
+        is_win_host = sys.platform in ["win32", "msys", "cygwin"]
+        if not (is_win_host or env.get("is_msvc", False)):
+            mingw_prefixes = {
+                "x86_32": "--cross-compile-prefix=i686-w64-mingw32-",
+                "x86_64": "--cross-compile-prefix=x86_64-w64-mingw32-",
+            }
+            args.append(mingw_prefixes[env["arch"]])
+    return args
+
+
+def ssl_configure_args(env):
+    if env.get("openssl_configure_options", ""):
+        opts = SCons.Util.CLVar(env["openssl_configure_options"])
+    else:
+        opts = ssl_platform_options(env)
+
+    if env.get("openssl_configure_target", ""):
+        target = [env["openssl_configure_target"]]
+    else:
+        target = [ssl_platform_target(env)]
+
+    if env.get("openssl_configure_flags", ""):
+        flags = SCons.Util.CLVar(env["openssl_configure_flags"])
+    else:
+        flags = ssl_platform_flags(env)
+
+    return opts + target + flags
+
+
+def ssl_emitter(target, source, env):
+    return env["SSL_LIBS"], [env.File(env["SSL_SOURCE"] + "/Configure"), env.File(env["SSL_SOURCE"] + "/VERSION.dat")]
+
+
+def build_openssl(env, jobs=None):
+    if env["SSL_EXTERNAL"]:
+        # Setup the env to use the provided libraries, and return them without building.
+        env.Prepend(CPPPATH=[env["SSL_INCLUDE"]])
+        env.Prepend(LIBPATH=[env["SSL_BUILD"]])
+        if env["platform"] == "windows":
+            env.PrependUnique(LIBS=["crypt32", "ws2_32", "advapi32", "user32"])
+        if env["platform"] == "linux":
+            env.PrependUnique(LIBS=["pthread", "dl"])
+        env.Prepend(LIBS=env["SSL_LIBS"])
+        return [env["SSL_CRYPTO_LIBRARY"], env["SSL_LIBRARY"]]
+
+    if jobs is None:
+        jobs = int(env.GetOption("num_jobs"))
+
+    # Since the OpenSSL build system does not support macOS universal binaries, we first need to build the two libraries
+    # separately, then we join them together using lipo.
+    if env["platform"] == "macos" and env["arch"] == "universal":
+        build_envs = {
+            "x86_64": env.Clone(),
+            "arm64": env.Clone(),
+        }
+        arch_ssl = []
+        for arch in build_envs:
+            benv = build_envs[arch]
+            benv["arch"] = arch
+            generate(benv)
+            benv["SSLBUILDJOBS"] = max([1, int(jobs / len(build_envs))])
+            ssl = benv.OpenSSLBuilder()
+            arch_ssl.extend(ssl)
+            benv.NoCache(ssl)  # Needs refactoring to properly cache generated headers.
+
+        # x86_64 and arm64 includes are equivalent.
+        env["SSL_INCLUDE"] = build_envs["arm64"]["SSL_INCLUDE"]
+
+        # Join libraries using lipo.
+        lipo_action = "lipo $SOURCES -create -output $TARGET"
+        ssl_libs = list(map(lambda arch: build_envs[arch]["SSL_LIBRARY"], build_envs))
+        ssl_crypto_libs = list(map(lambda arch: build_envs[arch]["SSL_CRYPTO_LIBRARY"], build_envs))
+        ssl = env.Command(env["SSL_LIBRARY"], ssl_libs, lipo_action)
+        ssl += env.Command(env["SSL_CRYPTO_LIBRARY"], ssl_crypto_libs, lipo_action)
+        env.Depends(ssl, arch_ssl)
+    else:
+        benv = env.Clone()
+        benv["SSLBUILDJOBS"] = jobs
+        ssl = benv.OpenSSLBuilder()
+        benv.NoCache(ssl)  # Needs refactoring to properly cache generated headers.
+
+    # Setup the environment to use the freshly built openssl.
+    env.Prepend(CPPPATH=[env["SSL_INCLUDE"]])
+    env.Prepend(LIBPATH=[env["SSL_BUILD"]])
+    if env["platform"] == "windows":
+        env.PrependUnique(LIBS=["crypt32", "ws2_32", "advapi32", "user32"])
+    if env["platform"] == "linux":
+        env.PrependUnique(LIBS=["pthread", "dl"])
+    env.Prepend(LIBS=env["SSL_LIBS"])
+
+    return ssl
+
+
+def ssl_generator(target, source, env, for_signature):
+    # Strip the -j option for signature to avoid rebuilding when num_jobs changes.
+    build = env["SSLBUILDCOM"].replace("-j$SSLBUILDJOBS", "") if for_signature else env["SSLBUILDCOM"]
+    return [
+        Mkdir("$SSL_BUILD"),
+        Mkdir("$SSL_INSTALL"),
+        SCons.Action.Action("$SSLCONFIGCOM", "$SSLCONFIGCOMSTR"),
+        SCons.Action.Action(build, "$SSLBUILDCOMSTR"),
+    ]
+
+
+def options(opts):
+    opts.Add(PathVariable("openssl_source", "Path to the openssl sources.", "thirdparty/openssl"))
+    opts.Add("openssl_build", "Destination path of the openssl build.", "bin/thirdparty/openssl")
+    opts.Add(
+        "openssl_configure_options",
+        "OpenSSL configure options override. Will use a reasonable default if not specified.",
+        "",
+    )
+    opts.Add(
+        "openssl_configure_target", "OpenSSL configure target override, will be autodetected if not specified.", ""
+    )
+    opts.Add(
+        "openssl_configure_flags",
+        "OpenSSL configure compiler flags override. Will be autodetected if not specified.",
+        "",
+    )
+    opts.Add(
+        "openssl_external_crypto",
+        'An external libcrypto static library (e.g. "/usr/lib/x86_64-linux-gnu/libcrypto.a"). If not provided, OpenSSL will be built from source.',
+        "",
+    )
+    opts.Add(
+        "openssl_external_ssl",
+        'An external libssl static library (e.g. "/usr/lib/x86_64-linux-gnu/libssl.a"). If not provided, OpenSSL will be built from source.',
+        "",
+    )
+    opts.Add(
+        "openssl_external_include",
+        'An external OpenSSL "include" folder (e.g. "/usr/include/openssl").',
+        "",
+    )
+
+
+def exists(env):
+    return True
+
+
+def generate(env):
+    env.AddMethod(build_openssl, "OpenSSL")
+
+    # Check if the user specified infos about external OpenSSL files.
+    external_opts = ["openssl_external_crypto", "openssl_external_ssl", "openssl_external_include"]
+    is_set = lambda k: env.get(k, "") != ""
+    if any(map(is_set, external_opts)):
+        # Need provide the whole (crypto, ssl, include) triple to proceed.
+        if not all(map(is_set, external_opts)):
+            print('Error: The options "%s" must all be set to use a external library.' % '", "'.join(external_opts))
+            sys.exit(255)
+
+        env["SSL_CRYPTO_LIBRARY"] = env.File("${openssl_external_crypto}")
+        env["SSL_LIBRARY"] = env.File("${openssl_external_ssl}")
+        env["SSL_BUILD"] = env.Dir("${SSL_LIBRARY.dir}").abspath
+        env["SSL_INSTALL"] = env.Dir("${SSL_LIBRARY.dir}").abspath
+        env["SSL_INCLUDE"] = env.Dir("${openssl_external_include}").abspath
+        env["SSL_LIBS"] = [env["SSL_LIBRARY"], env["SSL_CRYPTO_LIBRARY"]]
+        env["SSL_EXTERNAL"] = True
+        return
+
+    # We will need to build our own OpenSSL library.
+    env["SSL_EXTERNAL"] = False
+
+    # Android needs the NDK in ENV, and proper PATH setup.
+    if env["platform"] == "android" and env["ENV"].get("ANDROID_NDK_ROOT", "") == "":
+        cc_path = os.path.dirname(env["CC"])
+        if cc_path and cc_path not in env["ENV"]:
+            env.PrependENVPath("PATH", cc_path)
+        if "ANDROID_NDK_ROOT" not in env["ENV"]:
+            env["ENV"]["ANDROID_NDK_ROOT"] = env.get("ANDROID_NDK_ROOT", os.environ.get("ANDROID_NDK_ROOT", ""))
+
+    env["SSL_SOURCE"] = env.Dir(env["openssl_source"]).abspath
+    env["SSL_BUILD"] = env.Dir(env["openssl_build"] + "/{}/{}".format(env["platform"], env["arch"])).abspath
+    env["SSL_INSTALL"] = env.Dir(env["SSL_BUILD"] + "/dest").abspath
+    env["SSL_INCLUDE"] = env.Dir(env["SSL_INSTALL"] + "/include").abspath
+    lib_ext = ".lib" if env.get("is_msvc", False) else ".a"
+    env["SSL_LIBRARY"] = env.File(env["SSL_BUILD"] + "/libssl" + lib_ext)
+    env["SSL_CRYPTO_LIBRARY"] = env.File(env["SSL_BUILD"] + "/libcrypto" + lib_ext)
+    env["SSL_LIBS"] = [env["SSL_LIBRARY"], env["SSL_CRYPTO_LIBRARY"]]
+
+    # Configure action
+    env["PERL"] = env.get("PERL", "perl")
+    env["_ssl_configure_args"] = ssl_configure_args
+    env["SSLPLATFORMCONFIG"] = "${_ssl_configure_args(__env__)}"
+    env["SSLCONFFLAGS"] = SCons.Util.CLVar("")
+    # fmt: off
+    env["SSLCONFIGCOM"] = 'cd ${TARGET.dir} && $PERL -- ${SOURCE.abspath} --prefix="${SSL_INSTALL}" --openssldir="${SSL_INSTALL}" $SSLPLATFORMCONFIG $SSLCONFFLAGS'
+    # fmt: on
+
+    # Build action
+    env["SSLBUILDJOBS"] = "${__env__.GetOption('num_jobs')}"
+    # fmt: off
+    env["SSLBUILDCOM"] = "make -j$SSLBUILDJOBS -C ${TARGET.dir} && make -j$SSLBUILDJOBS -C ${TARGET.dir} install_sw install_ssldirs"
+    # fmt: on
+
+    # Windows MSVC needs to build using NMake
+    if env["platform"] == "windows" and env.get("is_msvc", False):
+        env["SSLBUILDCOM"] = "cd ${TARGET.dir} && nmake install_sw install_ssldirs"
+
+    env["BUILDERS"]["OpenSSLBuilder"] = SCons.Builder.Builder(generator=ssl_generator, emitter=ssl_emitter)
+    env.AddMethod(build_openssl, "OpenSSL")

tools/rtc.py

@@ -0,0 +1,53 @@
+import os
+
+
+def build_library(env, ssl):
+    rtc_config = {
+        "CMAKE_BUILD_TYPE": "RelWithDebInfo" if env["debug_symbols"] else "Release",
+        "USE_NICE": 0,
+        "NO_WEBSOCKET": 1,
+        "NO_EXAMPLES": 1,
+        "NO_TESTS": 1,
+        "BUILD_WITH_WARNINGS": "0",  # Disables werror in libsrtp.
+        "OPENSSL_USE_STATIC_LIBS": 1,
+        "OPENSSL_INCLUDE_DIR": env["SSL_INCLUDE"],
+        "OPENSSL_SSL_LIBRARY": env["SSL_LIBRARY"],
+        "OPENSSL_CRYPTO_LIBRARY": env["SSL_CRYPTO_LIBRARY"],
+        "OPENSSL_ROOT_DIR": env["SSL_INSTALL"],
+    }
+    is_msvc = env.get("is_msvc", False)
+    lib_ext = ".lib" if is_msvc else ".a"
+    lib_prefix = "" if is_msvc else "lib"
+    rtc_libs = [
+        "{}datachannel-static{}".format(lib_prefix, lib_ext),
+        "deps/libjuice/{}juice-static{}".format(lib_prefix, lib_ext),
+        "deps/libsrtp/{}srtp2{}".format(lib_prefix, lib_ext),
+        "deps/usrsctp/usrsctplib/{}usrsctp{}".format(lib_prefix, lib_ext),
+    ]
+    # Build libdatachannel
+    rtc = env.CMakeBuild(
+        "#bin/thirdparty/libdatachannel/",
+        "#thirdparty/libdatachannel",
+        cmake_options=rtc_config,
+        cmake_outputs=rtc_libs,
+        cmake_targets=["datachannel-static"],
+        dependencies=ssl,
+    )
+
+    # Configure env.
+    if env["platform"] == "windows":
+        env.PrependUnique(LIBS=["iphlpapi", "bcrypt"])
+    if env["platform"] == "linux":
+        env.PrependUnique(LIBS=["pthread"])
+    env.Prepend(LIBS=list(filter(lambda f: str(f).endswith(lib_ext), rtc)))
+    env.Append(CPPPATH=["#thirdparty/libdatachannel/include"])
+
+    return rtc
+
+
+def exists(env):
+    return "CMake" in env
+
+
+def generate(env):
+    env.AddMethod(build_library, "BuildLibDataChannel")