C# Signature:
public enum SOCKET_OPTION_NAME : int
{
#region IPPROTO_IP Socket Options
/// <summary>
/// Set/get IP options.
/// </summary>
IP_OPTIONS = 1,
/// <summary>
/// Header is included with data.
/// </summary>
IP_HDRINCL = 2,
/// <summary>
/// IP type of service.
/// </summary>
IP_TOS = 3,
/// <summary>
/// IP TTL (hop limit).
/// </summary>
IP_TTL = 4,
/// <summary>
/// IP multicast interface.
/// </summary>
IP_MULTICAST_IF = 9,
/// <summary>
/// IP multicast TTL (hop limit).
/// </summary>
IP_MULTICAST_TTL = 10,
/// <summary>
/// IP multicast loopback.
/// </summary>
IP_MULTICAST_LOOP = 11,
/// <summary>
/// Add an IP group membership.
/// </summary>
IP_ADD_MEMBERSHIP = 12,
/// <summary>
/// Drop an IP group membership.
/// </summary>
IP_DROP_MEMBERSHIP = 13,
/// <summary>
/// Don't fragment IP datagrams.
/// </summary>
IP_DONTFRAGMENT = 14,
/// <summary>
/// Join IP group/source.
/// </summary>
IP_ADD_SOURCE_MEMBERSHIP = 15,
/// <summary>
/// Leave IP group/source.
/// </summary>
IP_DROP_SOURCE_MEMBERSHIP = 16,
/// <summary>
/// Block IP group/source.
/// </summary>
IP_BLOCK_SOURCE = 17,
/// <summary>
/// Unblock IP group/source.
/// </summary>
IP_UNBLOCK_SOURCE = 18,
/// <summary>
/// Receive packet information.
/// </summary>
IP_PKTINFO = 19,
/// <summary>
/// Receive packet hop limit.
/// </summary>
IP_HOPLIMIT = 21,
/// <summary>
/// Allow/block broadcast reception.
/// </summary>
IP_RECEIVE_BROADCAST = 22,
/// <summary>
/// Receive arrival interface.
/// </summary>
IP_RECVIF = 24,
/// <summary>
/// Receive destination address.
/// </summary>
IP_RECVDSTADDR = 25,
/// <summary>
/// Enable/Disable an interface list.
/// </summary>
IP_IFLIST = 28,
/// <summary>
/// Add an interface list entry.
/// </summary>
IP_ADD_IFLIST = 29,
/// <summary>
/// Delete an interface list entry.
/// </summary>
IP_DEL_IFLIST = 30,
/// <summary>
/// IP unicast interface.
/// </summary>
IP_UNICAST_IF = 31,
/// <summary>
/// Set/get IPv6 routing header.
/// </summary>
IP_RTHDR = 32,
/// <summary>
/// Receive the routing header.
/// </summary>
IP_RECVRTHDR = 38,
/// <summary>
/// Packet traffic class.
/// </summary>
IP_TCLASS = 39,
/// <summary>
/// Receive packet traffic class.
/// </summary>
IP_RECVTCLASS = 40,
/// <summary>
/// Original Arrival Interface Index.
/// </summary>
IP_ORIGINAL_ARRIVAL_IF = 47,
/// <summary>
/// Receive ECN codepoints in the IP header
/// </summary>
IP_ECN = 50,
/// <summary>
/// Receive extended packet information.
/// </summary>
IP_PKTINFO_EX = 51,
/// <summary>
/// WFP's Connection Redirect Records
/// </summary>
IP_WFP_REDIRECT_RECORDS = 60,
/// <summary>
/// WFP's Connection Redirect Context
/// </summary>
IP_WFP_REDIRECT_CONTEXT = 70,
#endregion
#region IPPROTO_IPV6 Socket Options
/// <summary>
/// Set/get IPv6 hop-by-hop options.
/// </summary>
IPV6_HOPOPTS = 1,
/// <summary>
/// Header is included with data.
/// </summary>
IPV6_HDRINCL = 2,
/// <summary>
/// IP unicast hop limit.
/// </summary>
IPV6_UNICAST_HOPS = 4,
/// <summary>
/// IP multicast interface.
/// </summary>
IPV6_MULTICAST_IF = 9,
/// <summary>
/// IP multicast hop limit.
/// </summary>
IPV6_MULTICAST_HOPS = 10,
/// <summary>
/// IP multicast loopback.
/// </summary>
IPV6_MULTICAST_LOOP = 11,
/// <summary>
/// Add an IP group membership.
/// </summary>
IPV6_ADD_MEMBERSHIP = 12,
/// <summary>
///
/// </summary>
IPV6_JOIN_GROUP = IPV6_ADD_MEMBERSHIP,
/// <summary>
/// Drop an IP group membership.
/// </summary>
IPV6_DROP_MEMBERSHIP = 13,
/// <summary>
/// Drop an IP group membership.
/// </summary>
IPV6_LEAVE_GROUP = IPV6_DROP_MEMBERSHIP,
/// <summary>
/// Don't fragment IP datagrams.
/// </summary>
IPV6_DONTFRAG = 14,
/// <summary>
/// Receive packet information.
/// </summary>
IPV6_PKTINFO = 19,
/// <summary>
/// Receive packet hop limit.
/// </summary>
IPV6_HOPLIMIT = 21,
/// <summary>
/// Set/get IPv6 protection level.
/// </summary>
IPV6_PROTECTION_LEVEL = 23,
/// <summary>
/// Receive arrival interface.
/// </summary>
IPV6_RECVIF = 24,
/// <summary>
/// Receive destination address.
/// </summary>
IPV6_RECVDSTADDR = 25,
/// <summary>
/// Offset to checksum for raw IP socket send.
/// </summary>
IPV6_CHECKSUM = 26,
/// <summary>
/// Treat wildcard bind as AF_INET6-only.
/// </summary>
IPV6_V6ONLY = 27,
/// <summary>
/// Enable/Disable an interface list.
/// </summary>
IPV6_IFLIST = 28,
/// <summary>
/// Add an interface list entry.
/// </summary>
IPV6_ADD_IFLIST = 29,
/// <summary>
/// Delete an interface list entry.
/// </summary>
IPV6_DEL_IFLIST = 30,
/// <summary>
/// IP unicast interface.
/// </summary>
IPV6_UNICAST_IF = 31,
/// <summary>
/// Set/get IPv6 routing header.
/// </summary>
IPV6_RTHDR = 32,
/// <summary>
/// Receive the routing header.
/// </summary>
IPV6_RECVRTHDR = 38,
/// <summary>
/// Packet traffic class.
/// </summary>
IPV6_TCLASS = 39,
/// <summary>
/// Receive packet traffic class.
/// </summary>
IPV6_RECVTCLASS = 40,
/// <summary>
/// Receive ECN codepoints in the IP header.
/// </summary>
IPV6_ECN = 50,
/// <summary>
/// Receive extended packet information.
/// </summary>
IPV6_PKTINFO_EX = 51,
/// <summary>
/// WFP's Connection Redirect Records
/// </summary>
IPV6_WFP_REDIRECT_RECORDS = 60,
/// <summary>
/// WFP's Connection Redirect Context
/// </summary>
IPV6_WFP_REDIRECT_CONTEXT = 70,
#endregion
#region SOL_SOCKET Socket Options
/// <summary>
/// configuration info for service provider
/// </summary>
PVD_CONFIG = 0x3001,
/// <summary>
/// turn on debugging info recording
/// </summary>
SO_DEBUG = 0x0001,
/// <summary>
/// socket has had listen()
/// </summary>
SO_ACCEPTCONN = 0x0002,
/// <summary>
/// allow local address reuse
/// </summary>
SO_REUSEADDR = 0x0004,
/// <summary>
/// keep connections alive
/// </summary>
SO_KEEPALIVE = 0x0008,
/// <summary>
/// just use interface addresses
/// </summary>
SO_DONTROUTE = 0x0010,
/// <summary>
/// permit sending of broadcast msgs
/// </summary>
SO_BROADCAST = 0x0020,
/// <summary>
/// bypass hardware when possible
/// </summary>
SO_USELOOPBACK = 0x0040,
/// <summary>
/// linger on close if data present
/// </summary>
SO_LINGER = 0x0080,
/// <summary>
/// leave received OOB data in line
/// </summary>
SO_OOBINLINE = 0x0100,
/// <summary>
///
/// </summary>
SO_DONTLINGER = ~SO_LINGER,
/// <summary>
/// disallow local address reuse
/// </summary>
SO_EXCLUSIVEADDRUSE = ~SO_REUSEADDR,
/// <summary>
/// send buffer size
/// </summary>
SO_SNDBUF = 0x1001,
/// <summary>
/// receive buffer size
/// </summary>
SO_RCVBUF = 0x1002,
/// <summary>
/// send low-water mark
/// </summary>
SO_SNDLOWAT = 0x1003,
/// <summary>
/// receive low-water mark
/// </summary>
SO_RCVLOWAT = 0x1004,
/// <summary>
/// send timeout
/// </summary>
SO_SNDTIMEO = 0x1005,
/// <summary>
/// receive timeout
/// </summary>
SO_RCVTIMEO = 0x1006,
/// <summary>
/// get error status and clear
/// </summary>
SO_ERROR = 0x1007,
/// <summary>
/// get socket type
/// </summary>
SO_TYPE = 0x1008,
/// <summary>
/// get socket 5-tuple state
/// </summary>
SO_BSP_STATE = 0x1009,
/// <summary>
/// ID of a socket group
/// </summary>
SO_GROUP_ID = 0x2001,
/// <summary>
/// the relative priority within a group
/// </summary>
SO_GROUP_PRIORITY = 0x2002,
/// <summary>
/// maximum message size
/// </summary>
SO_MAX_MSG_SIZE = 0x2003,
/// <summary>
/// WSAPROTOCOL_INFOA structure
/// </summary>
SO_PROTOCOL_INFOA = 0x2004,
/// <summary>
/// WSAPROTOCOL_INFOW structure
/// </summary>
SO_PROTOCOL_INFOW = 0x2005,
/// <summary>
///enable true conditional accept:
// connection is not ack-ed to the
// other side until conditional
// function returns CF_ACCEPT
/// </summary>
SO_CONDITIONAL_ACCEPT = 0x3002,
/// <summary>
/// pause accepting new connections
/// </summary>
SO_PAUSE_ACCEPT = 0x3003,
/// <summary>
/// get/set the compartment for a socket
/// </summary>
SO_COMPARTMENT_ID = 0x3004,
/// <summary>
/// enable port scalability
/// </summary>
SO_PORT_SCALABILITY = 0x3006,
SO_CONNDATA = 0x7000,
SO_CONNOPT = 0x7001,
SO_DISCDATA = 0x7002,
SO_DISCOPT = 0x7003,
SO_CONNDATALEN = 0x7004,
SO_CONNOPTLEN = 0x7005,
SO_DISCDATALEN = 0x7006,
SO_DISCOPTLEN = 0x7007,
/// <summary>
/// Option for opening sockets for synchronous access.
/// </summary>
SO_OPENTYPE = 0x7008,
SO_MAXDG = 0x7009,
SO_MAXPATHDG = 0x700A,
SO_UPDATE_ACCEPT_CONTEXT = 0x700B,
SO_CONNECT_TIME = 0x700C,
#endregion
#region IPPROTO_TCP Socket Options
/// <summary>
/// Enables or disables the Nagle algorithm for TCP sockets. This option is disabled (set to FALSE) by default.
/// </summary>
TCP_NODELAY = 0x0001,
/// <summary>
/// If TRUE, the service provider implements the expedited data as specified in RFC-1222. Otherwise, the Berkeley Software Distribution
/// (BSD) style (default) is used. This option can be set on the connection only once. Once this option is set on, this option cannot
/// be turned off. This option is not required to be implemented by service providers.
/// </summary>
TCP_EXPEDITED_1122 = 0x0002,
/// <summary>
/// Enables or disables the Nagle algorithm for TCP sockets. This option is disabled (set to FALSE) by default.
/// </summary>
TCP_BSDURGENT = 0x7000,
#endregion
#region IPPROTO_UDP Socket Options
/// <summary>
/// When TRUE, UDP datagrams are sent with the checksum of zero. Required for service providers. If a service provider does not have a mechanism
/// to disable UDP checksum calculation, it may simply store this option without taking any action. This option is not supported for IPv6.
/// </summary>
UDP_NOCHECKSUM = 1,
/// <summary>
/// Set/get UDP-Lite checksum coverage
/// </summary>
UDP_CHECKSUM_COVERAGE = 20
#endregion
}
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