1 files changed, 68 insertions, 0 deletions
diff --git a/dom/media/webrtc/sdp/SdpLog.cpp b/dom/media/webrtc/sdp/SdpLog.cpp
new file mode 100644
index 0000000000..a841ac7412
--- /dev/null
+++ b/dom/media/webrtc/sdp/SdpLog.cpp
@@ -0,0 +1,68 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+#include <type_traits>
+
+#include "sdp/SdpLog.h"
+#include "common/browser_logging/CSFLog.h"
+
+namespace mozilla {
+LazyLogModule SdpLog("sdp");
+}  // namespace mozilla
+
+// For compile time enum comparison
+template <typename E, typename F>
+constexpr bool compareEnum(E e, F f) {
+  return static_cast<typename std::underlying_type<E>::type>(e) ==
+         static_cast<typename std::underlying_type<F>::type>(f);
+}
+
+CSFLogLevel SDPToCSFLogLevel(const SDPLogLevel priority) {
+  static_assert(compareEnum(SDP_LOG_ERROR, CSF_LOG_ERROR));
+  static_assert(compareEnum(SDP_LOG_WARNING, CSF_LOG_WARNING));
+  static_assert(compareEnum(SDP_LOG_INFO, CSF_LOG_INFO));
+  static_assert(compareEnum(SDP_LOG_DEBUG, CSF_LOG_DEBUG));
+  static_assert(compareEnum(SDP_LOG_VERBOSE, CSF_LOG_VERBOSE));
+
+  // Check that all SDP_LOG_* cases are covered. It compiles to nothing.
+  switch (priority) {
+    case SDP_LOG_ERROR:
+    case SDP_LOG_WARNING:
+    case SDP_LOG_INFO:
+    case SDP_LOG_DEBUG:
+    case SDP_LOG_VERBOSE:
+      break;
+  }
+
+  // Ditto for CSF_LOG_*
+  switch (static_cast<CSFLogLevel>(priority)) {
+    case CSF_LOG_ERROR:
+    case CSF_LOG_WARNING:
+    case CSF_LOG_INFO:
+    case CSF_LOG_DEBUG:
+    case CSF_LOG_VERBOSE:
+      break;
+  }
+
+  return static_cast<CSFLogLevel>(priority);
+}
+
+void SDPLog(SDPLogLevel priority, const char* sourceFile, int sourceLine,
+            const char* tag, const char* format, ...) {
+  va_list ap;
+  va_start(ap, format);
+  CSFLogV(SDPToCSFLogLevel(priority), sourceFile, sourceLine, tag, format, ap);
+  va_end(ap);
+}
+
+void SDPLogV(SDPLogLevel priority, const char* sourceFile, int sourceLine,
+             const char* tag, const char* format, va_list args) {
+  CSFLogV(SDPToCSFLogLevel(priority), sourceFile, sourceLine, tag, format,
+          args);
+}
+
+int SDPLogTestLevel(SDPLogLevel priority) {
+  return CSFLogTestLevel(SDPToCSFLogLevel(priority));
+}