Sweden-Number/include/winsock.h

651 lines
22 KiB
C

/* WINSOCK.H--definitions to be used with the WINSOCK.DLL
*
* This header file corresponds to version 1.1 of the Windows Sockets
* specification.
*/
#ifndef _WINSOCKAPI_
#define _WINSOCKAPI_
#include <netinet/in.h>
#include <arpa/inet.h>
#include <sys/types.h>
#include <sys/time.h>
#include <fcntl.h>
#include <netdb.h>
#include <sys/socket.h>
#ifdef HAVE_IPX_GNU
# include <netipx/ipx.h>
# define HAVE_IPX
#endif
#ifdef HAVE_IPX_LINUX
# include <asm/types.h>
# include <linux/ipx.h>
# define HAVE_IPX
#endif
#include "windef.h"
#include "task.h"
#pragma pack(1)
/* Win16 socket-related types */
typedef UINT16 SOCKET16;
typedef UINT SOCKET;
typedef struct ws_hostent
{
SEGPTR h_name; /* official name of host */
SEGPTR h_aliases; /* alias list */
INT16 h_addrtype; /* host address type */
INT16 h_length; /* length of address */
SEGPTR h_addr_list; /* list of addresses from name server */
} _ws_hostent;
typedef struct ws_protoent
{
SEGPTR p_name; /* official protocol name */
SEGPTR p_aliases; /* alias list */
INT16 p_proto; /* protocol # */
} _ws_protoent;
typedef struct ws_servent
{
SEGPTR s_name; /* official service name */
SEGPTR s_aliases; /* alias list */
INT16 s_port; /* port # */
SEGPTR s_proto; /* protocol to use */
} _ws_servent;
typedef struct ws_netent
{
SEGPTR n_name; /* official name of net */
SEGPTR n_aliases; /* alias list */
INT16 n_addrtype; /* net address type */
INT n_net; /* network # */
} _ws_netent;
typedef struct sockaddr ws_sockaddr;
typedef struct
{
UINT16 fd_count; /* how many are SET? */
SOCKET16 fd_array[FD_SETSIZE]; /* an array of SOCKETs */
} ws_fd_set16;
typedef struct
{
UINT fd_count; /* how many are SET? */
SOCKET fd_array[FD_SETSIZE]; /* an array of SOCKETs */
} ws_fd_set32;
/* ws_fd_set operations */
INT16 WINAPI __WSAFDIsSet16( SOCKET16, ws_fd_set16 * );
INT WINAPI __WSAFDIsSet( SOCKET, ws_fd_set32 * );
#define __WS_FD_CLR(fd, set, cast) do { \
UINT16 __i; \
for (__i = 0; __i < ((cast*)(set))->fd_count ; __i++) \
{ \
if (((cast*)(set))->fd_array[__i] == fd) \
{ \
while (__i < ((cast*)(set))->fd_count-1) \
{ \
((cast*)(set))->fd_array[__i] = \
((cast*)(set))->fd_array[__i+1]; \
__i++; \
} \
((cast*)(set))->fd_count--; \
break; \
} \
} \
} while(0)
#define WS_FD_CLR16(fd, set) __WS_FD_CLR((fd),(set), ws_fd_set16)
#define WS_FD_CLR(fd, set) __WS_FD_CLR((fd),(set), ws_fd_set32)
#define __WS_FD_SET(fd, set, cast) do { \
if (((cast*)(set))->fd_count < FD_SETSIZE) \
((cast*)(set))->fd_array[((cast*)(set))->fd_count++]=(fd);\
} while(0)
#define WS_FD_SET16(fd, set) __WS_FD_SET((fd),(set), ws_fd_set16)
#define WS_FD_SET(fd, set) __WS_FD_SET((fd),(set), ws_fd_set32)
#define WS_FD_ZERO16(set) (((ws_fd_set16*)(set))->fd_count=0)
#define WS_FD_ZERO(set) (((ws_fd_set32*)(set))->fd_count=0)
#define WS_FD_ISSET16(fd, set) __WSAFDIsSet16((SOCKET16)(fd), (ws_fd_set16*)(set))
#define WS_FD_ISSET(fd, set) __WSAFDIsSet((SOCKET)(fd), (ws_fd_set32*)(set))
/*
* Internet address (old style... should be updated)
*/
struct ws_in_addr
{
union {
struct { BYTE s_b1,s_b2,s_b3,s_b4; } S_un_b;
struct { UINT16 s_w1,s_w2; } S_un_w;
UINT S_addr;
} S_un;
#define ws_addr S_un.S_addr /* can be used for most tcp & ip code */
#define ws_host S_un.S_un_b.s_b2 /* host on imp */
#define ws_net S_un.S_un_b.s_b1 /* network */
#define ws_imp S_un.S_un_w.s_w2 /* imp */
#define ws_impno S_un.S_un_b.s_b4 /* imp # */
#define ws_lh S_un.S_un_b.s_b3 /* logical host */
};
struct ws_sockaddr_in
{
INT16 sin_family;
UINT16 sin_port;
struct ws_in_addr sin_addr;
BYTE sin_zero[8];
};
#define WSADESCRIPTION_LEN 256
#define WSASYS_STATUS_LEN 128
typedef struct WSAData {
WORD wVersion;
WORD wHighVersion;
char szDescription[WSADESCRIPTION_LEN+1];
char szSystemStatus[WSASYS_STATUS_LEN+1];
UINT16 iMaxSockets;
UINT16 iMaxUdpDg;
SEGPTR lpVendorInfo;
} WSADATA, *LPWSADATA;
#pragma pack(4)
/* ----------------------------------- no Win16 structure defs beyond this line! */
/*
* This is used instead of -1, since the
* SOCKET type is unsigned.
*/
#define INVALID_SOCKET16 (~0)
#define INVALID_SOCKET (~0)
#define SOCKET_ERROR (-1)
/*
* Types
*/
#define WS_SOCK_STREAM 1 /* stream socket */
#define WS_SOCK_DGRAM 2 /* datagram socket */
#define WS_SOCK_RAW 3 /* raw-protocol interface */
#define WS_SOCK_RDM 4 /* reliably-delivered message */
#define WS_SOCK_SEQPACKET 5 /* sequenced packet stream */
#define WS_SOL_SOCKET 0xffff
#define WS_IPPROTO_TCP 6
/*
* Option flags per-socket.
*/
#define WS_SO_DEBUG 0x0001 /* turn on debugging info recording */
#define WS_SO_ACCEPTCONN 0x0002 /* socket has had listen() */
#define WS_SO_REUSEADDR 0x0004 /* allow local address reuse */
#define WS_SO_KEEPALIVE 0x0008 /* keep connections alive */
#define WS_SO_DONTROUTE 0x0010 /* just use interface addresses */
#define WS_SO_BROADCAST 0x0020 /* permit sending of broadcast msgs */
#define WS_SO_USELOOPBACK 0x0040 /* bypass hardware when possible */
#define WS_SO_LINGER 0x0080 /* linger on close if data present */
#define WS_SO_OOBINLINE 0x0100 /* leave received OOB data in line */
#define WS_SO_DONTLINGER (UINT)(~WS_SO_LINGER)
/*
* Additional options.
*/
#define WS_SO_SNDBUF 0x1001 /* send buffer size */
#define WS_SO_RCVBUF 0x1002 /* receive buffer size */
#define WS_SO_SNDLOWAT 0x1003 /* send low-water mark */
#define WS_SO_RCVLOWAT 0x1004 /* receive low-water mark */
#define WS_SO_SNDTIMEO 0x1005 /* send timeout */
#define WS_SO_RCVTIMEO 0x1006 /* receive timeout */
#define WS_SO_ERROR 0x1007 /* get error status and clear */
#define WS_SO_TYPE 0x1008 /* get socket type */
#define WS_IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */
#define WS_IOC_VOID 0x20000000 /* no parameters */
#define WS_IOC_OUT 0x40000000 /* copy out parameters */
#define WS_IOC_IN 0x80000000 /* copy in parameters */
#define WS_IOC_INOUT (WS_IOC_IN|WS_IOC_OUT)
#define WS_IOR(x,y,t) (WS_IOC_OUT|(((UINT)sizeof(t)&WS_IOCPARM_MASK)<<16)|((x)<<8)|(y))
#define WS_IOW(x,y,t) (WS_IOC_IN|(((UINT)sizeof(t)&WS_IOCPARM_MASK)<<16)|((x)<<8)|(y))
/* IPPROTO_TCP options */
#define WS_TCP_NODELAY 1 /* do not apply nagle algorithm */
/*
* Socket I/O flags (supported by spec 1.1)
*/
#define WS_FIONREAD WS_IOR('f', 127, u_long)
#define WS_FIONBIO WS_IOW('f', 126, u_long)
#define WS_SIOCATMARK WS_IOR('s', 7, u_long)
/*
* Maximum queue length specifiable by listen.
*/
#ifdef SOMAXCONN
#undef SOMAXCONN
#endif
#define SOMAXCONN 5
#ifndef MSG_DONTROUTE
#define MSG_DONTROUTE 0x4 /* send without using routing tables */
#endif
#define MSG_MAXIOVLEN 16
/*
* Define constant based on rfc883, used by gethostbyxxxx() calls.
*/
#define MAXGETHOSTSTRUCT 1024
/*
* Define flags to be used with the WSAAsyncSelect() call.
*/
#define FD_READ WS_FD_READ
#define FD_WRITE WS_FD_WRITE
#define FD_OOB WS_FD_OOB
#define FD_ACCEPT WS_FD_ACCEPT
#define FD_CONNECT WS_FD_CONNECT
#define FD_CLOSE WS_FD_CLOSE
#define WS_FD_READ 0x0001
#define WS_FD_WRITE 0x0002
#define WS_FD_OOB 0x0004
#define WS_FD_ACCEPT 0x0008
#define WS_FD_CONNECT 0x0010
#define WS_FD_CLOSE 0x0020
#define WS_FD_LISTENING 0x10000000 /* internal per-socket flags */
#define WS_FD_INACTIVE 0x20000000
#define WS_FD_CONNECTED 0x40000000
#define WS_FD_RAW 0x80000000
#define WS_FD_INTERNAL 0xFFFF0000
/*
* 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)
/*
* 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.
*/
/* #define h_errno WSAGetLastError() */
/* 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)
/* no address, look for MX record */
#define WSANO_ADDRESS WSANO_DATA
/* Socket function prototypes */
#ifdef __cplusplus
extern "C" {
#endif
/* Microsoft Windows Extension function prototypes */
INT16 WINAPI WSAStartup16(UINT16 wVersionRequired, LPWSADATA lpWSAData);
INT WINAPI WSAStartup(UINT wVersionRequired, LPWSADATA lpWSAData);
void WINAPI WSASetLastError16(INT16 iError);
void WINAPI WSASetLastError(INT iError);
INT WINAPI WSACleanup(void);
INT WINAPI WSAGetLastError(void);
BOOL WINAPI WSAIsBlocking(void);
INT WINAPI WSACancelBlockingCall(void);
INT16 WINAPI WSAUnhookBlockingHook16(void);
INT WINAPI WSAUnhookBlockingHook(void);
FARPROC16 WINAPI WSASetBlockingHook16(FARPROC16 lpBlockFunc);
FARPROC WINAPI WSASetBlockingHook(FARPROC lpBlockFunc);
HANDLE16 WINAPI WSAAsyncGetServByName16(HWND16 hWnd, UINT16 wMsg, LPCSTR name, LPCSTR proto,
SEGPTR buf, INT16 buflen);
HANDLE WINAPI WSAAsyncGetServByName(HWND hWnd, UINT uMsg, LPCSTR name, LPCSTR proto,
LPSTR sbuf, INT buflen);
HANDLE16 WINAPI WSAAsyncGetServByPort16(HWND16 hWnd, UINT16 wMsg, INT16 port,
LPCSTR proto, SEGPTR buf, INT16 buflen);
HANDLE WINAPI WSAAsyncGetServByPort(HWND hWnd, UINT uMsg, INT port,
LPCSTR proto, LPSTR sbuf, INT buflen);
HANDLE16 WINAPI WSAAsyncGetProtoByName16(HWND16 hWnd, UINT16 wMsg,
LPCSTR name, SEGPTR buf, INT16 buflen);
HANDLE WINAPI WSAAsyncGetProtoByName(HWND hWnd, UINT uMsg,
LPCSTR name, LPSTR sbuf, INT buflen);
HANDLE16 WINAPI WSAAsyncGetProtoByNumber16(HWND16 hWnd, UINT16 wMsg,
INT16 number, SEGPTR buf, INT16 buflen);
HANDLE WINAPI WSAAsyncGetProtoByNumber(HWND hWnd, UINT uMsg,
INT number, LPSTR sbuf, INT buflen);
HANDLE16 WINAPI WSAAsyncGetHostByName16(HWND16 hWnd, UINT16 wMsg,
LPCSTR name, SEGPTR buf, INT16 buflen);
HANDLE WINAPI WSAAsyncGetHostByName(HWND hWnd, UINT uMsg,
LPCSTR name, LPSTR sbuf, INT buflen);
HANDLE16 WINAPI WSAAsyncGetHostByAddr16(HWND16 hWnd, UINT16 wMsg, LPCSTR addr,
INT16 len, INT16 type, SEGPTR buf, INT16 buflen);
HANDLE WINAPI WSAAsyncGetHostByAddr(HWND hWnd, UINT uMsg, LPCSTR addr,
INT len, INT type, LPSTR sbuf, INT buflen);
INT16 WINAPI WSACancelAsyncRequest16(HANDLE16 hAsyncTaskHandle);
INT WINAPI WSACancelAsyncRequest(HANDLE hAsyncTaskHandle);
INT16 WINAPI WSAAsyncSelect16(SOCKET16 s, HWND16 hWnd, UINT16 wMsg, UINT lEvent);
INT WINAPI WSAAsyncSelect(SOCKET s, HWND hWnd, UINT uMsg, UINT lEvent);
/*
* Address families
*/
#define WS_AF_UNSPEC 0 /* unspecified */
#define WS_AF_UNIX 1 /* local to host (pipes, portals) */
#define WS_AF_INET 2 /* internetwork: UDP, TCP, etc. */
#define WS_AF_IMPLINK 3 /* arpanet imp addresses */
#define WS_AF_PUP 4 /* pup protocols: e.g. BSP */
#define WS_AF_CHAOS 5 /* mit CHAOS protocols */
#define WS_AF_NS 6 /* XEROX NS protocols */
#define WS_AF_IPX WS_AF_NS /* IPX protocols: IPX, SPX, etc. */
#define WS_AF_ISO 7 /* ISO protocols */
#define WS_AF_OSI AF_ISO /* OSI is ISO */
#define WS_AF_ECMA 8 /* european computer manufacturers */
#define WS_AF_DATAKIT 9 /* datakit protocols */
#define WS_AF_CCITT 10 /* CCITT protocols, X.25 etc */
#define WS_AF_SNA 11 /* IBM SNA */
#define WS_AF_DECnet 12 /* DECnet */
#define WS_AF_DLI 13 /* Direct data link interface */
#define WS_AF_LAT 14 /* LAT */
#define WS_AF_HYLINK 15 /* NSC Hyperchannel */
#define WS_AF_APPLETALK 16 /* AppleTalk */
#define WS_AF_NETBIOS 17 /* NetBios-style addresses */
#define WS_AF_VOICEVIEW 18 /* VoiceView */
#define WS_AF_FIREFOX 19 /* Protocols from Firefox */
#define WS_AF_UNKNOWN1 20 /* Somebody is using this! */
#define WS_AF_BAN 21 /* Banyan */
#define WS_AF_ATM 22 /* Native ATM Services */
#define WS_AF_INET6 23 /* Internetwork Version 6 */
#define WS_AF_CLUSTER 24 /* Microsoft Wolfpack */
#define WS_AF_12844 25 /* IEEE 1284.4 WG AF */
#define WS_AF_IRDA 26 /* IrDA */
#define WS_AF_MAX 27
struct ws_sockaddr_ipx
{
INT16 sipx_family __attribute__((packed));
UINT sipx_network __attribute__((packed));
CHAR sipx_node[6] __attribute__((packed));
UINT16 sipx_port __attribute__((packed));
};
#ifdef __cplusplus
}
#endif
/* Microsoft Windows Extended data types */
typedef struct sockaddr SOCKADDR, *PSOCKADDR, *LPSOCKADDR;
typedef struct sockaddr_in SOCKADDR_IN, *PSOCKADDR_IN, *LPSOCKADDR_IN;
typedef struct linger LINGER, *PLINGER, *LPLINGER;
typedef struct in_addr IN_ADDR, *PIN_ADDR, *LPIN_ADDR;
typedef struct fd_set FD_SET, *PFD_SET, *LPFD_SET;
typedef struct hostent HOSTENT, *PHOSTENT, *LPHOSTENT;
typedef struct servent SERVENT, *PSERVENT, *LPSERVENT;
typedef struct protoent PROTOENT, *PPROTOENT, *LPPROTOENT;
typedef struct timeval TIMEVAL, *PTIMEVAL, *LPTIMEVAL;
/*
* Windows message parameter composition and decomposition
* macros.
*
* WSAMAKEASYNCREPLY is intended for use by the Windows Sockets implementation
* when constructing the response to a WSAAsyncGetXByY() routine.
*/
#define WSAMAKEASYNCREPLY(buflen,error) MAKELONG(buflen,error)
/*
* WSAMAKESELECTREPLY is intended for use by the Windows Sockets implementation
* when constructing the response to WSAAsyncSelect().
*/
#define WSAMAKESELECTREPLY(event,error) MAKELONG(event,error)
/*
* WSAGETASYNCBUFLEN is intended for use by the Windows Sockets application
* to extract the buffer length from the lParam in the response
* to a WSAGetXByY().
*/
#define WSAGETASYNCBUFLEN(lParam) LOWORD(lParam)
/*
* WSAGETASYNCERROR is intended for use by the Windows Sockets application
* to extract the error code from the lParam in the response
* to a WSAGetXByY().
*/
#define WSAGETASYNCERROR(lParam) HIWORD(lParam)
/*
* WSAGETSELECTEVENT is intended for use by the Windows Sockets application
* to extract the event code from the lParam in the response
* to a WSAAsyncSelect().
*/
#define WSAGETSELECTEVENT(lParam) LOWORD(lParam)
/*
* WSAGETSELECTERROR is intended for use by the Windows Sockets application
* to extract the error code from the lParam in the response
* to a WSAAsyncSelect().
*/
#define WSAGETSELECTERROR(lParam) HIWORD(lParam)
/* ----------------------------------- internal structures */
/* ws_... struct conversion flags */
#define WS_DUP_LINEAR 0x0001
#define WS_DUP_NATIVE 0x0000 /* not used anymore */
#define WS_DUP_OFFSET 0x0002 /* internal pointers are offsets */
#define WS_DUP_SEGPTR 0x0004 /* internal pointers are SEGPTRs */
/* by default, internal pointers are linear */
/* async DNS op flags */
#define AOP_IO 0x0000001 /* aop_control paramaters */
#define AOP_CONTROL_REMOVE 0x0000000 /* aop_control return values */
#define AOP_CONTROL_KEEP 0x0000001
typedef struct __aop
{
/* AOp header */
struct __aop *next, *prev;
int fd[2]; /* pipe */
int (*aop_control)(struct __aop*, int); /* SIGIO handler */
pid_t pid; /* child process pid */
/* custom data */
HWND hWnd; /* hWnd to post */
UINT uMsg; /* uMsg message to. */
union
{
SEGPTR seg_base;
LPSTR lin_base;
void* ptr_base;
} b; /* buffer to copy result to */
UINT buflen;
UINT flags; /* WSMSG_ASYNC_... */
} ws_async_op;
#define WSMSG_ASYNC_HOSTBYNAME 0x0001
#define WSMSG_ASYNC_HOSTBYADDR 0x0002
#define WSMSG_ASYNC_PROTOBYNAME 0x0010
#define WSMSG_ASYNC_PROTOBYNUM 0x0020
#define WSMSG_ASYNC_SERVBYNAME 0x0100
#define WSMSG_ASYNC_SERVBYPORT 0x0200
#define WSMSG_ASYNC_RQMASK 0x0fff
#define WSMSG_WIN32_AOP 0x1000
#define WSMSG_DEAD_AOP 0x8000
typedef struct __sop /* WSAAsyncSelect() control struct */
{
struct __sop *next, *prev;
struct __ws* pws;
HWND hWnd;
UINT uMsg;
} ws_select_op;
typedef struct __ws /* socket */
{
int fd;
unsigned flags;
ws_select_op* psop;
} ws_socket;
#define WS_MAX_SOCKETS_PER_PROCESS 16
#define WS_MAX_UDP_DATAGRAM 1024
#define WSI_BLOCKINGCALL 0x00000001 /* per-thread info flags */
#define WSI_BLOCKINGHOOK 0x00000002 /* 32-bit callback */
typedef struct _WSINFO
{
struct _WSINFO* prev,*next;
unsigned flags;
INT err; /* WSAGetLastError() return value */
INT16 num_startup; /* reference counter */
INT16 num_async_rq;
INT16 last_free; /* entry in the socket table */
UINT16 buflen;
char* buffer; /* allocated from SEGPTR heap */
struct ws_hostent *he;
int helen;
struct ws_servent *se;
int selen;
struct ws_protoent *pe;
int pelen;
char* dbuffer; /* buffer for dummies (32 bytes) */
ws_socket sock[WS_MAX_SOCKETS_PER_PROCESS];
DWORD blocking_hook;
HTASK16 tid; /* owning task id - process might be better */
} WSINFO, *LPWSINFO;
/* function prototypes */
int WS_dup_he(LPWSINFO pwsi, struct hostent* p_he, int flag);
int WS_dup_pe(LPWSINFO pwsi, struct protoent* p_pe, int flag);
int WS_dup_se(LPWSINFO pwsi, struct servent* p_se, int flag);
void WS_do_async_gethost(LPWSINFO, unsigned);
void WS_do_async_getproto(LPWSINFO, unsigned);
void WS_do_async_getserv(LPWSINFO, unsigned);
/* winsock_dns.c */
extern HANDLE16 __WSAsyncDBQuery(LPWSINFO pwsi, HWND hWnd, UINT uMsg,
INT type, LPCSTR init, INT len, LPCSTR proto, void* sbuf,
INT buflen, UINT flag);
int WINSOCK_async_io(int fd, int async);
int WINSOCK_unblock_io(int fd, int noblock);
int WINSOCK_check_async_op(ws_async_op* p_aop);
void WINSOCK_link_async_op(ws_async_op* p_aop);
void WINSOCK_unlink_async_op(ws_async_op* p_aop);
int WINSOCK_cancel_async_op(ws_async_op* p_aop);
void WINSOCK_cancel_task_aops(HTASK16, void (*__memfree)(void*) );
BOOL WINSOCK_HandleIO(int* fd_max, int num_pending, fd_set pending_set[3], fd_set master_set[3] );
void WINSOCK_Shutdown(void);
UINT16 wsaErrno(void);
UINT16 wsaHerrno(void);
extern INT WINSOCK_DeleteTaskWSI( TDB* pTask, struct _WSINFO* );
#endif /* _WINSOCKAPI_ */