syntax = "proto3"; package v2ray.core.transport.internet; option csharp_namespace = "V2Ray.Core.Transport.Internet"; option go_package = "github.com/v2fly/v2ray-core/v5/transport/internet"; option java_package = "com.v2ray.core.transport.internet"; option java_multiple_files = true; import "google/protobuf/any.proto"; enum TransportProtocol { TCP = 0; UDP = 1; MKCP = 2; WebSocket = 3; HTTP = 4; DomainSocket = 5; } message TransportConfig { // Type of network that this settings supports. // Deprecated. Use the string form below. TransportProtocol protocol = 1 [ deprecated = true ]; // Type of network that this settings supports. string protocol_name = 3; // Specific settings. Must be of the transports. google.protobuf.Any settings = 2; } message StreamConfig { // Effective network. Deprecated. Use the string form below. TransportProtocol protocol = 1 [ deprecated = true ]; // Effective network. string protocol_name = 5; repeated TransportConfig transport_settings = 2; // Type of security. Must be a message name of the settings proto. string security_type = 3; // Settings for transport security. For now the only choice is TLS. repeated google.protobuf.Any security_settings = 4; SocketConfig socket_settings = 6; } message ProxyConfig { string tag = 1; bool transportLayerProxy = 2; } // MPTCP is the state of MPTCP settings. // Define it here to avoid conflict with TCPFastOpenState. enum MPTCPState { // AsIs is to leave the current MPTCP state as is, unmodified. AsIs = 0; // Enable is for enabling MPTCP explictly. Enable = 1; // Disable is for disabling MPTCP explictly. Disable = 2; } // SocketConfig is options to be applied on network sockets. message SocketConfig { // Mark of the connection. If non-zero, the value will be set to SO_MARK. uint32 mark = 1; enum TCPFastOpenState { // AsIs is to leave the current TFO state as is, unmodified. AsIs = 0; // Enable is for enabling TFO explictly. Enable = 1; // Disable is for disabling TFO explictly. Disable = 2; } // TFO is the state of TFO settings. TCPFastOpenState tfo = 2; enum TProxyMode { // TProxy is off. Off = 0; // TProxy mode. TProxy = 1; // Redirect mode. Redirect = 2; } // TProxy is for enabling TProxy socket option. TProxyMode tproxy = 3; // ReceiveOriginalDestAddress is for enabling IP_RECVORIGDSTADDR socket // option. This option is for UDP only. bool receive_original_dest_address = 4; bytes bind_address = 5; uint32 bind_port = 6; bool accept_proxy_protocol = 7; int32 tcp_keep_alive_interval = 8; uint32 tfo_queue_length = 9; int32 tcp_keep_alive_idle = 10; string bind_to_device = 11; int64 rx_buf_size = 12; int64 tx_buf_size = 13; bool force_buf_size = 14; MPTCPState mptcp = 15; }