diff --git a/src/log_manager.hpp b/src/log_manager.hpp
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+/**
+ * @brief Log manager.
+ *
+ * This file is part of HostLogger project.
+ *
+ * Copyright (c) 2018 YADRO
+ *
+ * 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.
+ */
+
+#pragma once
+
+#include "log_storage.hpp"
+
+
+/** @class LogManager
+ *  @brief Log manager.
+ *         All functions within this class are not thread-safe.
+ */
+class LogManager
+{
+public:
+    /** @brief Constructor. */
+    LogManager();
+
+    /** @brief Destructor. */
+    ~LogManager();
+
+    /** @brief Open the host's log stream.
+     *
+     *  @return error code, 0 if operation completed successfully
+     */
+    int openHostLog();
+
+    /** @brief Close the host's log stream.
+    */
+    void closeHostLog();
+
+    /** @brief Get file descriptor by host's log stream.
+     *         Descriptor can be used to register it in an external polling manager.
+     *
+     *  @return file descriptor (actually it is an opened socket)
+     */
+    int getHostLogFd() const;
+
+    /** @brief Handle incoming data from host's log stream.
+     *
+     *  @return error code, 0 if operation completed successfully
+     */
+    int handleHostLog();
+
+    /** @brief Flush log storage: save currently collected messages to a file,
+     *         reset the storage and rotate log files.
+     *
+     *  @return error code, 0 if operation completed successfully
+     */
+    int flush();
+
+private:
+    /** @brief Read incoming data from host's log stream.
+     *
+     *  @param[out] buffer - buffer to write incoming data
+     *  @param[in] bufferLen - maximum size of the buffer in bytes
+     *  @param[out] readLen - on output contain number of bytes read from stream
+     *
+     *  @return error code, 0 if operation completed successfully
+     */
+    int readHostLog(char* buffer, size_t bufferLen, size_t& readLen) const;
+
+    /** @brief Prepare the path to save the log.
+     *         Warning: the name is used in function rotateLogFiles(),
+     *                  make sure you don't brake sorting rules.
+     *
+     * @return path to new log file including its name
+     */
+    std::string prepareLogPath() const;
+
+    /** @brief Create path for log files.
+     *
+     *  @return error code, 0 if operation completed successfully
+     */
+    int createLogPath() const;
+
+    /** @brief Rotate log files in the directory.
+     *         Function remove oldest files and keep up to maxFiles_ log files.
+     *
+     *  @return error code, 0 if operation completed successfully
+     */
+    int rotateLogFiles() const;
+
+private:
+    /** @brief Log storage. */
+    LogStorage storage_;
+    /** @brief File descriptor of the input log stream. */
+    int fd_;
+};