implement logger

c_os/user/lib/Logger.h

@@ -0,0 +1,55 @@
+#ifndef __Logger_Include_H_
+#define __Logger_Include_H_
+
+#include "devices/CGA.h"
+#include "lib/Semaphore.h"
+
+class Logger {
+private:
+    Logger(const Logger& copy) = delete;
+
+    char* name;
+    static bool kout_enabled;
+    static bool serial_enabled;
+
+    // TODO: Don't mix logs
+    static const Semaphore sem;
+
+    void log(char* message, CGA::color col);
+
+public:
+    Logger(char* name) : name(name) {}
+
+    enum LogLevel {
+        TRACE = 0,
+        DEBUG = 1,
+        ERROR = 2,
+        INFO = 3
+    };
+    static LogLevel level;
+
+    void trace(char* message);
+    void debug(char* message);
+    void error(char* message);
+    void info(char* message);
+
+    // TODO: Make level change accessible over menu
+    static void set_level(LogLevel level) {
+        Logger::level = level;
+    }
+
+    static void enable_kout() {
+        Logger::kout_enabled = true;
+    }
+    static void disable_kout() {
+        Logger::kout_enabled = false;
+    }
+    static void enable_serial() {
+        Logger::serial_enabled = true;
+    }
+    static void disable_serial() {
+        Logger::serial_enabled = false;
+    }
+};
+
+#endif