upload android base code part6

android/system/keymaster/soft_keymaster_logger.cpp

@@ -0,0 +1,51 @@
+/*
+ * Copyright 2015 The Android Open Source Project
+ *
+ * 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.
+ */
+
+#include <keymaster/soft_keymaster_logger.h>
+
+#include <stdarg.h>
+#include <syslog.h>
+
+#define LOG_TAG "SoftKeymaster"
+#include <cutils/log.h>
+
+namespace keymaster {
+
+int SoftKeymasterLogger::log_msg(LogLevel level, const char* fmt, va_list args) const {
+
+    int android_log_level = ANDROID_LOG_ERROR;
+    switch (level) {
+    case DEBUG_LVL:
+        android_log_level = ANDROID_LOG_DEBUG;
+        break;
+    case INFO_LVL:
+        android_log_level = ANDROID_LOG_INFO;
+        break;
+    case WARNING_LVL:
+        android_log_level = ANDROID_LOG_WARN;
+        break;
+    case ERROR_LVL:
+        android_log_level = ANDROID_LOG_ERROR;
+        break;
+    case SEVERE_LVL:
+        android_log_level = ANDROID_LOG_ERROR;
+        break;
+    }
+
+    return LOG_PRI_VA(android_log_level, LOG_TAG, fmt, args);
+}
+
+}  // namespace keymaster