1 files changed, 161 insertions, 0 deletions
diff --git a/image/ImageLogging.h b/image/ImageLogging.h
new file mode 100644
index 000000000..4e4a4b9c5
--- /dev/null
+++ b/image/ImageLogging.h
@@ -0,0 +1,161 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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/. */
+
+#ifndef mozilla_image_ImageLogging_h
+#define mozilla_image_ImageLogging_h
+
+#include "mozilla/Logging.h"
+#include "prinrval.h"
+
+static mozilla::LazyLogModule gImgLog("imgRequest");
+
+#define GIVE_ME_MS_NOW() PR_IntervalToMilliseconds(PR_IntervalNow())
+
+using mozilla::LogLevel;
+
+class LogScope {
+public:
+
+  LogScope(mozilla::LogModule* aLog, void* aFrom, const char* aFunc)
+    : mLog(aLog)
+    , mFrom(aFrom)
+    , mFunc(aFunc)
+  {
+    MOZ_LOG(mLog, LogLevel::Debug, ("%d [this=%p] %s {ENTER}\n",
+                                GIVE_ME_MS_NOW(), mFrom, mFunc));
+  }
+
+  /* const char * constructor */
+  LogScope(mozilla::LogModule* aLog, void* from, const char* fn,
+           const char* paramName, const char* paramValue)
+    : mLog(aLog)
+    , mFrom(from)
+    , mFunc(fn)
+  {
+    MOZ_LOG(mLog, LogLevel::Debug, ("%d [this=%p] %s (%s=\"%s\") {ENTER}\n",
+                                 GIVE_ME_MS_NOW(), mFrom, mFunc,
+                                 paramName, paramValue));
+  }
+
+  /* void ptr constructor */
+  LogScope(mozilla::LogModule* aLog, void* from, const char* fn,
+           const char* paramName, const void* paramValue)
+    : mLog(aLog)
+    , mFrom(from)
+    , mFunc(fn)
+  {
+    MOZ_LOG(mLog, LogLevel::Debug, ("%d [this=%p] %s (%s=%p) {ENTER}\n",
+                                GIVE_ME_MS_NOW(), mFrom, mFunc,
+                                paramName, paramValue));
+  }
+
+  /* int32_t constructor */
+  LogScope(mozilla::LogModule* aLog, void* from, const char* fn,
+           const char* paramName, int32_t paramValue)
+    : mLog(aLog)
+    , mFrom(from)
+    , mFunc(fn)
+  {
+    MOZ_LOG(mLog, LogLevel::Debug, ("%d [this=%p] %s (%s=\"%d\") {ENTER}\n",
+                                GIVE_ME_MS_NOW(), mFrom, mFunc,
+                                paramName, paramValue));
+  }
+
+  /* uint32_t constructor */
+  LogScope(mozilla::LogModule* aLog, void* from, const char* fn,
+           const char* paramName, uint32_t paramValue)
+    : mLog(aLog)
+    , mFrom(from)
+    , mFunc(fn)
+  {
+    MOZ_LOG(mLog, LogLevel::Debug, ("%d [this=%p] %s (%s=\"%d\") {ENTER}\n",
+                                GIVE_ME_MS_NOW(), mFrom, mFunc,
+                                paramName, paramValue));
+  }
+
+  ~LogScope()
+  {
+    MOZ_LOG(mLog, LogLevel::Debug, ("%d [this=%p] %s {EXIT}\n",
+                                GIVE_ME_MS_NOW(), mFrom, mFunc));
+  }
+
+private:
+  mozilla::LogModule* mLog;
+  void* mFrom;
+  const char* mFunc;
+};
+
+class LogFunc {
+public:
+  LogFunc(mozilla::LogModule* aLog, void* from, const char* fn)
+  {
+    MOZ_LOG(aLog, LogLevel::Debug, ("%d [this=%p] %s\n",
+                                GIVE_ME_MS_NOW(), from, fn));
+  }
+
+  LogFunc(mozilla::LogModule* aLog, void* from, const char* fn,
+          const char* paramName, const char* paramValue)
+  {
+    MOZ_LOG(aLog, LogLevel::Debug, ("%d [this=%p] %s (%s=\"%s\")\n",
+                                GIVE_ME_MS_NOW(), from, fn,
+                                paramName, paramValue));
+  }
+
+  LogFunc(mozilla::LogModule* aLog, void* from, const char* fn,
+          const char* paramName, const void* paramValue)
+  {
+    MOZ_LOG(aLog, LogLevel::Debug, ("%d [this=%p] %s (%s=\"%p\")\n",
+                                GIVE_ME_MS_NOW(), from, fn,
+                                paramName, paramValue));
+  }
+
+
+  LogFunc(mozilla::LogModule* aLog, void* from, const char* fn,
+          const char* paramName, uint32_t paramValue)
+  {
+    MOZ_LOG(aLog, LogLevel::Debug, ("%d [this=%p] %s (%s=\"%d\")\n",
+                                GIVE_ME_MS_NOW(), from, fn,
+                                paramName, paramValue));
+  }
+
+};
+
+
+class LogMessage {
+public:
+  LogMessage(mozilla::LogModule* aLog, void* from, const char* fn,
+             const char* msg)
+  {
+    MOZ_LOG(aLog, LogLevel::Debug, ("%d [this=%p] %s -- %s\n",
+                                GIVE_ME_MS_NOW(), from, fn, msg));
+  }
+};
+
+#define LOG_SCOPE_APPEND_LINE_NUMBER_PASTE(id, line) id ## line
+#define LOG_SCOPE_APPEND_LINE_NUMBER_EXPAND(id, line) \
+        LOG_SCOPE_APPEND_LINE_NUMBER_PASTE(id, line)
+#define LOG_SCOPE_APPEND_LINE_NUMBER(id) \
+        LOG_SCOPE_APPEND_LINE_NUMBER_EXPAND(id, __LINE__)
+
+#define LOG_SCOPE(l, s) \
+  LogScope LOG_SCOPE_APPEND_LINE_NUMBER(LOG_SCOPE_TMP_VAR) (l, this, s)
+
+#define LOG_SCOPE_WITH_PARAM(l, s, pn, pv) \
+  LogScope LOG_SCOPE_APPEND_LINE_NUMBER(LOG_SCOPE_TMP_VAR) (l, this, s, pn, pv)
+
+#define LOG_FUNC(l, s) LogFunc(l, this, s)
+
+#define LOG_FUNC_WITH_PARAM(l, s, pn, pv) LogFunc(l, this, s, pn, pv)
+
+#define LOG_STATIC_FUNC(l, s) LogFunc(l, nullptr, s)
+
+#define LOG_STATIC_FUNC_WITH_PARAM(l, s, pn, pv) LogFunc(l, nullptr, s, pn, pv)
+
+#define LOG_MSG(l, s, m) LogMessage(l, this, s, m)
+
+#define LOG_MSG_WITH_PARAM LOG_FUNC_WITH_PARAM
+
+#endif // mozilla_image_ImageLogging_h