Working on getting sessions functional

logger.go

@@ -0,0 +1,91 @@
+package go_i2cp
+
+import "fmt"
+
+const (
+	PROTOCOL = (1 << 0)
+	LOGIC    = (1 << 1)
+
+	DEBUG   = (1 << 4)
+	INFO    = (1 << 5)
+	WARNING = (1 << 6)
+	ERROR   = (1 << 7)
+	FATAL   = (1 << 8)
+
+	STRINGMAP      = (1 << 9)
+	INTMAP         = (1 << 10)
+	QUEUE          = (1 << 11)
+	STREAM         = (1 << 12)
+	CRYPTO         = (1 << 13)
+	TCP            = (1 << 14)
+	CLIENT         = (1 << 15)
+	CERTIFICATE    = (1 << 16)
+	LEASE          = (1 << 17)
+	DESTINATION    = (1 << 18)
+	SESSION        = (1 << 19)
+	SESSION_CONFIG = (1 << 20)
+	TEST           = (1 << 21)
+	DATAGRAM       = (1 << 22)
+	CONFIG_FILE    = (1 << 23)
+	VERSION        = (1 << 24)
+
+	TAG_MASK       = 0x0000000f
+	LEVEL_MASK     = 0x000001f0
+	COMPONENT_MASK = 0xfffffe00
+
+	ALL = 0xffffffff
+)
+
+type LoggerTags = uint32
+type LoggerCallbacks struct {
+	opaque *interface{}
+	onLog  func(*Logger, LoggerTags, string)
+}
+type Logger struct {
+	callbacks *LoggerCallbacks
+	logLevel  int
+}
+
+var logInstance *Logger
+
+// TODO filter
+func LogInit(callbacks *LoggerCallbacks, level int) {
+	logInstance = &Logger{callbacks: callbacks}
+	logInstance.setLogLevel(level)
+}
+func Debug(tags LoggerTags, message string, args ...interface{}) {
+	logInstance.log(tags|DEBUG, message, args...)
+}
+func Info(tags LoggerTags, message string, args ...interface{}) {
+	logInstance.log(tags|INFO, message, args...)
+}
+func Warning(tags LoggerTags, message string, args ...interface{}) {
+	logInstance.log(tags|WARNING, message, args...)
+}
+func Error(tags LoggerTags, message string, args ...interface{}) {
+	logInstance.log(tags|ERROR, message, args...)
+}
+func Fatal(tags LoggerTags, message string, args ...interface{}) {
+	logInstance.log(tags|FATAL, message, args...)
+}
+
+func (l *Logger) log(tags LoggerTags, format string, args ...interface{}) {
+	if l.callbacks == nil {
+		fmt.Printf(format, args)
+	} else {
+		l.callbacks.onLog(l, tags, fmt.Sprintf(format, args))
+	}
+}
+
+func (l *Logger) setLogLevel(level int) {
+	switch level {
+	case DEBUG:
+	case INFO:
+	case WARNING:
+	case ERROR:
+	case FATAL:
+		l.logLevel = level
+	default:
+		l.logLevel = ERROR
+	}
+}