Add dummy InitLogger function

CMakeLists.txt

@@ -15,6 +15,7 @@ set(DATACHANNELS_SRC
 	${WASM_SRC_DIR}/configuration.cpp
 	${WASM_SRC_DIR}/description.cpp
 	${WASM_SRC_DIR}/datachannel.cpp
+	${WASM_SRC_DIR}/global.cpp
 	${WASM_SRC_DIR}/peerconnection.cpp
 	${WASM_SRC_DIR}/websocket.cpp)
 

wasm/include/rtc/global.hpp

@@ -0,0 +1,55 @@
+/**
+ * Copyright (c) 2017-2024 Paul-Louis Ageneau
+ *
+ * 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 RTC_GLOBAL_H
+#define RTC_GLOBAL_H
+
+#include "common.hpp"
+
+#include <future>
+#include <iostream>
+
+namespace rtc {
+
+enum class LogLevel {
+	None = 0,
+	Fatal = 1,
+	Error = 2,
+	Warning = 3,
+	Info = 4,
+	Debug = 5,
+	Verbose = 6
+};
+
+typedef std::function<void(LogLevel level, string message)> LogCallback;
+
+// Dummy function for compatibility with libdatachannel
+void InitLogger(LogLevel level, LogCallback callback = nullptr);
+void Preload();
+std::shared_future<void> Cleanup();
+
+std::ostream &operator<<(std::ostream &out, LogLevel level);
+
+} // namespace rtc
+
+#endif
+

wasm/include/rtc/rtc.hpp

@@ -24,17 +24,10 @@
 #define RTC_H
 
 #include "common.hpp"
+#include "global.hpp"
 
 #include "datachannel.hpp"
 #include "peerconnection.hpp"
 #include "websocket.hpp"
 
-namespace rtc {
-
-// Dummy functions
-inline void Preload() {}
-inline void Cleanup() {}
-
-} // namespace rtc
-
 #endif // RTC_H

wasm/src/global.cpp

@@ -0,0 +1,69 @@
+/**
+ * Copyright (c) 2017-2024 Paul-Louis Ageneau
+ *
+ * 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 "global.hpp"
+
+namespace rtc {
+
+void InitLogger([[maybe_unused]] LogLevel level, [[maybe_unused]] LogCallback callback) {
+	// Dummy
+}
+
+void Preload() {
+	// Dummy
+}
+
+std::shared_future<void> Cleanup() {
+	// Dummy
+	std::promise<void> p;
+	p.set_value();
+	return p.get_future();
+}
+
+std::ostream &operator<<(std::ostream &out, LogLevel level) {
+	switch (level) {
+	case LogLevel::Fatal:
+		out << "fatal";
+		break;
+	case LogLevel::Error:
+		out << "error";
+		break;
+	case LogLevel::Warning:
+		out << "warning";
+		break;
+	case LogLevel::Info:
+		out << "info";
+		break;
+	case LogLevel::Debug:
+		out << "debug";
+		break;
+	case LogLevel::Verbose:
+		out << "verbose";
+		break;
+	default:
+		out << "none";
+		break;
+	}
+	return out;
+}
+
+} // namespace rtc