📄 winsock2.h
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} WSADATA, FAR * LPWSADATA;
/*
* Definitions related to sockets: types, address families, options,
* taken from the BSD file sys/socket.h.
*/
/*
* This is used instead of -1, since the
* SOCKET type is unsigned.
*/
#define INVALID_SOCKET (SOCKET)(~0)
#define SOCKET_ERROR (-1)
/*
* The following may be used in place of the address family, socket type, or
* protocol in a call to WSASocket to indicate that the corresponding value
* should be taken from the supplied WSAPROTOCOL_INFO structure instead of the
* parameter itself.
*/
#define FROM_PROTOCOL_INFO (-1)
/*
* Types
*/
#define SOCK_STREAM 1 /* stream socket */
#define SOCK_DGRAM 2 /* datagram socket */
#define SOCK_RAW 3 /* raw-protocol interface */
#define SOCK_RDM 4 /* reliably-delivered message */
#define SOCK_SEQPACKET 5 /* sequenced packet stream */
/*
* Option flags per-socket.
*/
#define SO_DEBUG 0x0001 /* turn on debugging info recording */
#define SO_ACCEPTCONN 0x0002 /* socket has had listen() */
#define SO_REUSEADDR 0x0004 /* allow local address reuse */
#define SO_KEEPALIVE 0x0008 /* keep connections alive */
#define SO_DONTROUTE 0x0010 /* just use interface addresses */
#define SO_BROADCAST 0x0020 /* permit sending of broadcast msgs */
#define SO_USELOOPBACK 0x0040 /* bypass hardware when possible */
#define SO_LINGER 0x0080 /* linger on close if data present */
#define SO_OOBINLINE 0x0100 /* leave received OOB data in line */
#define SO_DONTLINGER (int)(~SO_LINGER)
#define SO_EXCLUSIVEADDRUSE ((int)(~SO_REUSEADDR)) /* disallow local address reuse */
/*
* Additional options.
*/
#define SO_SNDBUF 0x1001 /* send buffer size */
#define SO_RCVBUF 0x1002 /* receive buffer size */
#define SO_SNDLOWAT 0x1003 /* send low-water mark */
#define SO_RCVLOWAT 0x1004 /* receive low-water mark */
#define SO_SNDTIMEO 0x1005 /* send timeout */
#define SO_RCVTIMEO 0x1006 /* receive timeout */
#define SO_ERROR 0x1007 /* get error status and clear */
#define SO_TYPE 0x1008 /* get socket type */
/*
* WinSock 2 extension -- new options
*/
#define SO_GROUP_ID 0x2001 /* ID of a socket group */
#define SO_GROUP_PRIORITY 0x2002 /* the relative priority within a group*/
#define SO_MAX_MSG_SIZE 0x2003 /* maximum message size */
#define SO_PROTOCOL_INFOA 0x2004 /* WSAPROTOCOL_INFOA structure */
#define SO_PROTOCOL_INFOW 0x2005 /* WSAPROTOCOL_INFOW structure */
#ifdef UNICODE
#define SO_PROTOCOL_INFO SO_PROTOCOL_INFOW
#else
#define SO_PROTOCOL_INFO SO_PROTOCOL_INFOA
#endif /* UNICODE */
#define PVD_CONFIG 0x3001 /* configuration info for service provider */
#define SO_CONDITIONAL_ACCEPT 0x3002 /* enable true conditional accept: */
/* connection is not ack-ed to the */
/* other side until conditional */
/* function returns CF_ACCEPT */
/*
* TCP options.
*/
#define TCP_NODELAY 0x0001
/*
* Address families.
*/
#define AF_UNSPEC 0 /* unspecified */
/*
* Although AF_UNSPEC is defined for backwards compatibility, using
* AF_UNSPEC for the "af" parameter when creating a socket is STRONGLY
* DISCOURAGED. The interpretation of the "protocol" parameter
* depends on the actual address family chosen. As environments grow
* to include more and more address families that use overlapping
* protocol values there is more and more chance of choosing an
* undesired address family when AF_UNSPEC is used.
*/
#define AF_UNIX 1 /* local to host (pipes, portals) */
#define AF_INET 2 /* internetwork: UDP, TCP, etc. */
#define AF_IMPLINK 3 /* arpanet imp addresses */
#define AF_PUP 4 /* pup protocols: e.g. BSP */
#define AF_CHAOS 5 /* mit CHAOS protocols */
#define AF_NS 6 /* XEROX NS protocols */
#define AF_IPX AF_NS /* IPX protocols: IPX, SPX, etc. */
#define AF_ISO 7 /* ISO protocols */
#define AF_OSI AF_ISO /* OSI is ISO */
#define AF_ECMA 8 /* european computer manufacturers */
#define AF_DATAKIT 9 /* datakit protocols */
#define AF_CCITT 10 /* CCITT protocols, X.25 etc */
#define AF_SNA 11 /* IBM SNA */
#define AF_DECnet 12 /* DECnet */
#define AF_DLI 13 /* Direct data link interface */
#define AF_LAT 14 /* LAT */
#define AF_HYLINK 15 /* NSC Hyperchannel */
#define AF_APPLETALK 16 /* AppleTalk */
#define AF_NETBIOS 17 /* NetBios-style addresses */
#define AF_VOICEVIEW 18 /* VoiceView */
#define AF_FIREFOX 19 /* Protocols from Firefox */
#define AF_UNKNOWN1 20 /* Somebody is using this! */
#define AF_BAN 21 /* Banyan */
#define AF_ATM 22 /* Native ATM Services */
#define AF_INET6 23 /* Internetwork Version 6 */
#define AF_CLUSTER 24 /* Microsoft Wolfpack */
#define AF_12844 25 /* IEEE 1284.4 WG AF */
#define AF_IRDA 26 /* IrDA */
#define AF_NETDES 28 /* Network Designers OSI & gateway
enabled protocols */
#define AF_TCNPROCESS 29
#define AF_TCNMESSAGE 30
#define AF_ICLFXBM 31
#define AF_MAX 32
/*
* Structure used by kernel to store most
* addresses.
*/
struct sockaddr {
u_short sa_family; /* address family */
char sa_data[14]; /* up to 14 bytes of direct address */
};
/*
* Portable socket structure (RFC 2553).
*/
/*
* Desired design of maximum size and alignment.
* These are implementation specific.
*/
#define _SS_MAXSIZE 128 // Maximum size.
#define _SS_ALIGNSIZE (sizeof(__int64)) // Desired alignment.
/*
* Definitions used for sockaddr_storage structure paddings design.
*/
#define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof (short))
#define _SS_PAD2SIZE (_SS_MAXSIZE - (sizeof (short) + _SS_PAD1SIZE \
+ _SS_ALIGNSIZE))
struct sockaddr_storage {
short ss_family; // Address family.
char __ss_pad1[_SS_PAD1SIZE]; // 6 byte pad, this is to make
// implementation specific pad up to
// alignment field that follows explicit
// in the data structure.
__int64 __ss_align; // Field to force desired structure.
char __ss_pad2[_SS_PAD2SIZE]; // 112 byte pad to achieve desired size;
// _SS_MAXSIZE value minus size of
// ss_family, __ss_pad1, and
// __ss_align fields is 112.
};
/*
* Structure used by kernel to pass protocol
* information in raw sockets.
*/
struct sockproto {
u_short sp_family; /* address family */
u_short sp_protocol; /* protocol */
};
/*
* Protocol families, same as address families for now.
*/
#define PF_UNSPEC AF_UNSPEC
#define PF_UNIX AF_UNIX
#define PF_INET AF_INET
#define PF_IMPLINK AF_IMPLINK
#define PF_PUP AF_PUP
#define PF_CHAOS AF_CHAOS
#define PF_NS AF_NS
#define PF_IPX AF_IPX
#define PF_ISO AF_ISO
#define PF_OSI AF_OSI
#define PF_ECMA AF_ECMA
#define PF_DATAKIT AF_DATAKIT
#define PF_CCITT AF_CCITT
#define PF_SNA AF_SNA
#define PF_DECnet AF_DECnet
#define PF_DLI AF_DLI
#define PF_LAT AF_LAT
#define PF_HYLINK AF_HYLINK
#define PF_APPLETALK AF_APPLETALK
#define PF_VOICEVIEW AF_VOICEVIEW
#define PF_FIREFOX AF_FIREFOX
#define PF_UNKNOWN1 AF_UNKNOWN1
#define PF_BAN AF_BAN
#define PF_ATM AF_ATM
#define PF_INET6 AF_INET6
#define PF_MAX AF_MAX
/*
* Structure used for manipulating linger option.
*/
struct linger {
u_short l_onoff; /* option on/off */
u_short l_linger; /* linger time */
};
/*
* Level number for (get/set)sockopt() to apply to socket itself.
*/
#define SOL_SOCKET 0xffff /* options for socket level */
/*
* Maximum queue length specifiable by listen.
*/
#define SOMAXCONN 0x7fffffff
#define MSG_OOB 0x1 /* process out-of-band data */
#define MSG_PEEK 0x2 /* peek at incoming message */
#define MSG_DONTROUTE 0x4 /* send without using routing tables */
#define MSG_PARTIAL 0x8000 /* partial send or recv for message xport */
/*
* WinSock 2 extension -- new flags for WSASend(), WSASendTo(), WSARecv() and
* WSARecvFrom()
*/
#define MSG_INTERRUPT 0x10 /* send/recv in the interrupt context */
#define MSG_MAXIOVLEN 16
/*
* Define constant based on rfc883, used by gethostbyxxxx() calls.
*/
#define MAXGETHOSTSTRUCT 1024
/*
* WinSock 2 extension -- bit values and indices for FD_XXX network events
*/
#define FD_READ_BIT 0
#define FD_READ (1 << FD_READ_BIT)
#define FD_WRITE_BIT 1
#define FD_WRITE (1 << FD_WRITE_BIT)
#define FD_OOB_BIT 2
#define FD_OOB (1 << FD_OOB_BIT)
#define FD_ACCEPT_BIT 3
#define FD_ACCEPT (1 << FD_ACCEPT_BIT)
#define FD_CONNECT_BIT 4
#define FD_CONNECT (1 << FD_CONNECT_BIT)
#define FD_CLOSE_BIT 5
#define FD_CLOSE (1 << FD_CLOSE_BIT)
#define FD_QOS_BIT 6
#define FD_QOS (1 << FD_QOS_BIT)
#define FD_GROUP_QOS_BIT 7
#define FD_GROUP_QOS (1 << FD_GROUP_QOS_BIT)
#define FD_ROUTING_INTERFACE_CHANGE_BIT 8
#define FD_ROUTING_INTERFACE_CHANGE (1 << FD_ROUTING_INTERFACE_CHANGE_BIT)
#define FD_ADDRESS_LIST_CHANGE_BIT 9
#define FD_ADDRESS_LIST_CHANGE (1 << FD_ADDRESS_LIST_CHANGE_BIT)
#define FD_MAX_EVENTS 10
#define FD_ALL_EVENTS ((1 << FD_MAX_EVENTS) - 1)
/*
* WinSock error codes are also defined in winerror.h
* Hence the IFDEF.
*/
#ifndef WSABASEERR
/*
* All Windows Sockets error constants are biased by WSABASEERR from
* the "normal"
*/
#define WSABASEERR 10000
/*
* Windows Sockets definitions of regular Microsoft C error constants
*/
#define WSAEINTR (WSABASEERR+4)
#define WSAEBADF (WSABASEERR+9)
#define WSAEACCES (WSABASEERR+13)
#define WSAEFAULT (WSABASEERR+14)
#define WSAEINVAL (WSABASEERR+22)
#define WSAEMFILE (WSABASEERR+24)
/*
* Windows Sockets definitions of regular Berkeley error constants
*/
#define WSAEWOULDBLOCK (WSABASEERR+35)
#define WSAEINPROGRESS (WSABASEERR+36)
#define WSAEALREADY (WSABASEERR+37)
#define WSAENOTSOCK (WSABASEERR+38)
#define WSAEDESTADDRREQ (WSABASEERR+39)
#define WSAEMSGSIZE (WSABASEERR+40)
#define WSAEPROTOTYPE (WSABASEERR+41)
#define WSAENOPROTOOPT (WSABASEERR+42)
#define WSAEPROTONOSUPPORT (WSABASEERR+43)
#define WSAESOCKTNOSUPPORT (WSABASEERR+44)
#define WSAEOPNOTSUPP (WSABASEERR+45)
#define WSAEPFNOSUPPORT (WSABASEERR+46)
#define WSAEAFNOSUPPORT (WSABASEERR+47)
#define WSAEADDRINUSE (WSABASEERR+48)
#define WSAEADDRNOTAVAIL (WSABASEERR+49)
#define WSAENETDOWN (WSABASEERR+50)
#define WSAENETUNREACH (WSABASEERR+51)
#define WSAENETRESET (WSABASEERR+52)
#define WSAECONNABORTED (WSABASEERR+53)
#define WSAECONNRESET (WSABASEERR+54)
#define WSAENOBUFS (WSABASEERR+55)
#define WSAEISCONN (WSABASEERR+56)
#define WSAENOTCONN (WSABASEERR+57)
#define WSAESHUTDOWN (WSABASEERR+58)
#define WSAETOOMANYREFS (WSABASEERR+59)
#define WSAETIMEDOUT (WSABASEERR+60)
#define WSAECONNREFUSED (WSABASEERR+61)
#define WSAELOOP (WSABASEERR+62)
#define WSAENAMETOOLONG (WSABASEERR+63)
#define WSAEHOSTDOWN (WSABASEERR+64)
#define WSAEHOSTUNREACH (WSABASEERR+65)
#define WSAENOTEMPTY (WSABASEERR+66)
#define WSAEPROCLIM (WSABASEERR+67)
#define WSAEUSERS (WSABASEERR+68)
#define WSAEDQUOT (WSABASEERR+69)
#define WSAESTALE (WSABASEERR+70)
#define WSAEREMOTE (WSABASEERR+71)
/*
* Extended Windows Sockets error constant definitions
*/
#define WSASYSNOTREADY (WSABASEERR+91)
#define WSAVERNOTSUPPORTED (WSABASEERR+92)
#define WSANOTINITIALISED (WSABASEERR+93)
#define WSAEDISCON (WSABASEERR+101)
#define WSAENOMORE (WSABASEERR+102)
#define WSAECANCELLED (WSABASEERR+103)
#define WSAEINVALIDPROCTABLE (WSABASEERR+104)
#define WSAEINVALIDPROVIDER (WSABASEERR+105)
#define WSAEPROVIDERFAILEDINIT (WSABASEERR+106)
#define WSASYSCALLFAILURE (WSABASEERR+107)
#define WSASERVICE_NOT_FOUND (WSABASEERR+108)
#define WSATYPE_NOT_FOUND (WSABASEERR+109)
#define WSA_E_NO_MORE (WSABASEERR+110)
#define WSA_E_CANCELLED (WSABASEERR+111)
#define WSAEREFUSED (WSABASEERR+112)
/*
* Error return codes from gethostbyname() and gethostbyaddr()
* (when using the resolver). Note that these errors are
* retrieved via WSAGetLastError() and must therefore follow
* the rules for avoiding clashes with error numbers from
* specific implementations or language run-time systems.
* For this reason the codes are based at WSABASEERR+1001.
* Note also that [WSA]NO_ADDRESS is defined only for
* compatibility purposes.
*/
/* Authoritative Answer: Host not found */
#define WSAHOST_NOT_FOUND (WSABASEERR+1001)
/* Non-Authoritative: Host not found, or SERVERFAIL */
#define WSATRY_AGAIN (WSABASEERR+1002)
/* Non-recoverable errors, FORMERR, REFUSED, NOTIMP */
#define WSANO_RECOVERY (WSABASEERR+1003)
/* Valid name, no data record of requested type */
#define WSANO_DATA (WSABASEERR+1004)
/*
* Define QOS related error return codes
*
*/
#define WSA_QOS_RECEIVERS (WSABASEERR + 1005)
/* at least one Reserve has arrived */
#define WSA_QOS_SENDERS (WSABASEERR + 1006)
/* at least one Path has arrived */
#define WSA_QOS_NO_SENDERS (WSABASEERR + 1007)
/* there are no senders */
#define WSA_QOS_NO_RECEIVERS (WSABASEERR + 1008)
/* there are no receivers */
#define WSA_QOS_REQUEST_CONFIRMED (WSABASEERR + 1009)
/* Reserve has been confirmed */
#define WSA_QOS_ADMISSION_FAILURE (WSABASEERR + 1010)
/* error due to lack of resources */
#define WSA_QOS_POLICY_FAILURE (WSABASEERR + 1011)
/* rejected for administrative reasons - bad credentials */
#define WSA_QOS_BAD_STYLE (WSABASEERR + 1012)
/* unknown or conflicting style */
#define WSA_QOS_BAD_OBJECT (WSABASEERR + 1013)
/* problem with some part of the filterspec or providerspecific
* buffer in general */
#define WSA_QOS_TRAFFIC_CTRL_ERROR (WSABASEERR + 1014)
/* problem with some part of the flowspec */
#define WSA_QOS_GENERIC_ERROR (WSABASEERR + 1015)
/* general error */
#define WSA_QOS_ESERVICETYPE (WSABASEERR + 1016)
/* invalid service type in flowspec */
#define WSA_QOS_EFLOWSPEC (WSABASEERR + 1017)
/* invalid flowspec */
#define WSA_QOS_EPROVSPECBUF (WSABASEERR + 1018)
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