tuntap test

tcpip/tcpip.go

@@ -0,0 +1,60 @@
+package tcpip
+
+
+type Error struct {
+	msg string
+	ignoreStats bool
+}
+
+func (e *Error) String() string {
+	return e.msg
+}
+
+func (e *Error) IgnoreStats() bool {
+	return e.ignoreStats
+}
+
+var (
+	ErrUnknownProtocol       = &Error{msg: "unknown protocol"}
+	ErrUnknownNICID          = &Error{msg: "unknown nic id"}
+	ErrUnknownProtocolOption = &Error{msg: "unknown option for protocol"}
+	ErrDuplicateNICID        = &Error{msg: "duplicate nic id"}
+	ErrDuplicateAddress      = &Error{msg: "duplicate address"}
+	ErrNoRoute               = &Error{msg: "no route"}
+	ErrBadLinkEndpoint       = &Error{msg: "bad link layer endpoint"}
+	ErrAlreadyBound          = &Error{msg: "endpoint already bound", ignoreStats: true}
+	ErrInvalidEndpointState  = &Error{msg: "endpoint is in invalid state"}
+	ErrAlreadyConnecting     = &Error{msg: "endpoint is already connecting", ignoreStats: true}
+	ErrAlreadyConnected      = &Error{msg: "endpoint is already connected", ignoreStats: true}
+	ErrNoPortAvailable       = &Error{msg: "no ports are available"}
+	ErrPortInUse             = &Error{msg: "port is in use"}
+	ErrBadLocalAddress       = &Error{msg: "bad local address"}
+	ErrClosedForSend         = &Error{msg: "endpoint is closed for send"}
+	ErrClosedForReceive      = &Error{msg: "endpoint is closed for receive"}
+	ErrWouldBlock            = &Error{msg: "operation would block", ignoreStats: true}
+	ErrConnectionRefused     = &Error{msg: "connection was refused"}
+	ErrTimeout               = &Error{msg: "operation timed out"}
+	ErrAborted               = &Error{msg: "operation aborted"}
+	ErrConnectStarted        = &Error{msg: "connection attempt started", ignoreStats: true}
+	ErrDestinationRequired   = &Error{msg: "destination address is required"}
+	ErrNotSupported          = &Error{msg: "operation not supported"}
+	ErrQueueSizeNotSupported = &Error{msg: "queue size querying not supported"}
+	ErrNotConnected          = &Error{msg: "endpoint not connected"}
+	ErrConnectionReset       = &Error{msg: "connection reset by peer"}
+	ErrConnectionAborted     = &Error{msg: "connection aborted"}
+	ErrNoSuchFile            = &Error{msg: "no such file"}
+	ErrInvalidOptionValue    = &Error{msg: "invalid option value specified"}
+	ErrNoLinkAddress         = &Error{msg: "no remote link address"}
+	ErrBadAddress            = &Error{msg: "bad address"}
+	ErrNetworkUnreachable    = &Error{msg: "network is unreachable"}
+	ErrMessageTooLong        = &Error{msg: "message too long"}
+	ErrNoBufferSpace         = &Error{msg: "no buffer space available"}
+)
+
+
+
+// LinkAddress 是一个字节切片，转换为表示链接地址的字符串。
+// 它通常是一个 6 字节的 MAC 地址。
+type LinkAddress string // MAC地址
+
+type NetworkProtocolNumber uint32