winsock2.h

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typedef
int
(WSAAPI * LPFN_RECV)(
    IN SOCKET s,
    OUT char FAR * buf,
    IN int len,
    IN int flags
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
recvfrom(
    IN SOCKET s,
    OUT char FAR * buf,
    IN int len,
    IN int flags,
    OUT struct sockaddr FAR * from,
    IN OUT int FAR * fromlen
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_RECVFROM)(
    IN SOCKET s,
    OUT char FAR * buf,
    IN int len,
    IN int flags,
    OUT struct sockaddr FAR * from,
    IN OUT int FAR * fromlen
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
select(
    IN int nfds,
    IN OUT fd_set FAR * readfds,
    IN OUT fd_set FAR * writefds,
    IN OUT fd_set FAR *exceptfds,
    IN const struct timeval FAR * timeout
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_SELECT)(
    IN int nfds,
    IN OUT fd_set FAR * readfds,
    IN OUT fd_set FAR * writefds,
    IN OUT fd_set FAR *exceptfds,
    IN const struct timeval FAR * timeout
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
send(
    IN SOCKET s,
    IN const char FAR * buf,
    IN int len,
    IN int flags
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_SEND)(
    IN SOCKET s,
    IN const char FAR * buf,
    IN int len,
    IN int flags
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
sendto(
    IN SOCKET s,
    IN const char FAR * buf,
    IN int len,
    IN int flags,
    IN const struct sockaddr FAR * to,
    IN int tolen
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_SENDTO)(
    IN SOCKET s,
    IN const char FAR * buf,
    IN int len,
    IN int flags,
    IN const struct sockaddr FAR * to,
    IN int tolen
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
setsockopt(
    IN SOCKET s,
    IN int level,
    IN int optname,
    IN const char FAR * optval,
    IN int optlen
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_SETSOCKOPT)(
    IN SOCKET s,
    IN int level,
    IN int optname,
    IN const char FAR * optval,
    IN int optlen
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
shutdown(
    IN SOCKET s,
    IN int how
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_SHUTDOWN)(
    IN SOCKET s,
    IN int how
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
SOCKET
WSAAPI
socket(
    IN int af,
    IN int type,
    IN int protocol
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
SOCKET
(WSAAPI * LPFN_SOCKET)(
    IN int af,
    IN int type,
    IN int protocol
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

/* Database function prototypes */

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
struct hostent FAR *
WSAAPI
gethostbyaddr(
    IN const char FAR * addr,
    IN int len,
    IN int type
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
struct hostent FAR *
(WSAAPI * LPFN_GETHOSTBYADDR)(
    IN const char FAR * addr,
    IN int len,
    IN int type
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
struct hostent FAR *
WSAAPI
gethostbyname(
    IN const char FAR * name
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
struct hostent FAR *
(WSAAPI * LPFN_GETHOSTBYNAME)(
    IN const char FAR * name
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
gethostname(
    OUT char FAR * name,
    IN int namelen
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_GETHOSTNAME)(
    OUT char FAR * name,
    IN int namelen
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
struct servent FAR *
WSAAPI
getservbyport(
    IN int port,
    IN const char FAR * proto
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
struct servent FAR *
(WSAAPI * LPFN_GETSERVBYPORT)(
    IN int port,
    IN const char FAR * proto
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
struct servent FAR *
WSAAPI
getservbyname(
    IN const char FAR * name,
    IN const char FAR * proto
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
struct servent FAR *
(WSAAPI * LPFN_GETSERVBYNAME)(
    IN const char FAR * name,
    IN const char FAR * proto
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
struct protoent FAR *
WSAAPI
getprotobynumber(
    IN int number
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
struct protoent FAR *
(WSAAPI * LPFN_GETPROTOBYNUMBER)(
    IN int number
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
struct protoent FAR *
WSAAPI
getprotobyname(
    IN const char FAR * name
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
struct protoent FAR *
(WSAAPI * LPFN_GETPROTOBYNAME)(
    IN const char FAR * name
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

/* Microsoft Windows Extension function prototypes */

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
WSAStartup(
    IN WORD wVersionRequested,
    OUT LPWSADATA lpWSAData
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_WSASTARTUP)(
    IN WORD wVersionRequested,
    OUT LPWSADATA lpWSAData
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
WSACleanup(
    void
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_WSACLEANUP)(
    void
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
void
WSAAPI
WSASetLastError(
    IN int iError
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
void
(WSAAPI * LPFN_WSASETLASTERROR)(
    IN int iError
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
WSAGetLastError(
    void
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_WSAGETLASTERROR)(
    void
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
BOOL
WSAAPI
WSAIsBlocking(
    void
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
BOOL
(WSAAPI * LPFN_WSAISBLOCKING)(
    void
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
WSAUnhookBlockingHook(
    void
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_WSAUNHOOKBLOCKINGHOOK)(
    void
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
FARPROC
WSAAPI
WSASetBlockingHook(
    IN FARPROC lpBlockFunc
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
FARPROC
(WSAAPI * LPFN_WSASETBLOCKINGHOOK)(
    IN FARPROC lpBlockFunc
    );
#endif // INCL_WINSOCK_API_TYPEDEFS

#if INCL_WINSOCK_API_PROTOTYPES
WINSOCK_API_LINKAGE
int
WSAAPI
WSACancelBlockingCall(
    void
    );
#endif // INCL_WINSOCK_API_PROTOTYPES

#if INCL_WINSOCK_API_TYPEDEFS
typedef
int
(WSAAPI * LPFN_WSACANCELBLOCKI
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winsock2.h - 源码说明

本页面展示了「书中的主要程序文件。在打开例题的.dsw文件后,请读者在 tools菜单下的 Options 的 Directories 标签中选择 Executable files」中的 winsock2.h 源码文件，采用 C头文件 编程语言编写，共 2,232 行代码。您可以在线阅读完整代码内容，也可以返回资源详情页下载完整源码包进行本地学习和开发。

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