1 files changed, 83 insertions, 0 deletions
diff --git a/src/common/log.h b/src/common/log.h
new file mode 100644
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--- /dev/null
+++ b/src/common/log.h
@@ -0,0 +1,83 @@
+/*
+ * Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+/**
+ * @file        log.h
+ * @author      Janusz Kozerski <j.kozerski@samsung.com>
+ * @brief       Project log framework - logs into journal
+ */
+
+#include <sstream>
+#include <systemd/sd-journal.h>
+
+#ifndef CERT_CHECKER_LOG_H
+#define CERT_CHECKER_LOG_H
+
+void JournalLog(int logLevel, const char *message, const char *fileName,
+                int line, const char *function);
+
+/*
+ * Replacement low overhead null logging class
+ */
+class NullStream
+{
+    public:
+        NullStream() {}
+
+        template <typename T>
+        NullStream& operator<<(const T&)
+        {
+            return *this;
+        }
+};
+
+/* avoid warnings about unused variables */
+#define DPL_MACRO_DUMMY_LOGGING(message, level) \
+    do {                                        \
+        NullStream ns;                          \
+        ns << message;                          \
+    } while (0)
+
+#define CERT_CHECKER_LOG(message, level)         \
+do                                               \
+{                                                \
+    std::ostringstream platformLog;              \
+    platformLog << message;                      \
+    JournalLog(level,                            \
+               platformLog.str().c_str(),        \
+               __FILE__,                         \
+               __LINE__,                         \
+               __FUNCTION__);                    \
+} while (0)
+
+/* always logged. */
+#define  LogError(message)          \
+    CERT_CHECKER_LOG(message, LOG_ERR)
+#define LogInfo(message)            \
+    CERT_CHECKER_LOG(message, LOG_INFO)
+#define LogWarning(message)         \
+    CERT_CHECKER_LOG(message, LOG_WARNING)
+
+/* only debug logged. */
+#ifdef BUILD_TYPE_DEBUG
+    #define LogDebug(message)       \
+        CERT_CHECKER_LOG(message, LOG_DEBUG)
+#else
+    #define LogDebug(message)       \
+        DPL_MACRO_DUMMY_LOGGING(message, LOG_DEBUG)
+#endif // BUILD_TYPE_DEBUG
+
+#endif //CERT_CHECKER_LOG_H
+