Título: API de WinSock para VB (Completa)
Publicado por: Slasher-K en 21 Marzo 2005, 07:15 am
Muchas veces es difícil encontrar las funciones de WinSock para VB, así que recopilé todas las funciones, estructuras, constantes, etc. que se usan para manipular sockets en Windows. También puse algunas funciones básicas para ejemplificar el uso de las funciones. '************************************************************* '¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬ ' Application Programming Inteface (API) for WinSock ' 'Este módulo contiene todas las declaraciones necesarias para 'utilizar los sockets de sistema. El funcionamiento y ejemplo 'de estas funciones se pueden encontrar en MSDN: ' 'http://msdn.microsoft.com ' 'Autor: Slasher Keeper :) 'Fuente: MSDN Library ' '¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬ '**************************************************************
Option Explicit
#Const WS_CURVERSION = 2
Public Const WS_VERSION_REQD = &H101 Public Const WS_VERSION_MAJOR = WS_VERSION_REQD \ &H100 And &HFF& Public Const WS_VERSION_MINOR = WS_VERSION_REQD And &HFF& Public Const MIN_SOCKETS_REQD = 1 Public Const SOCKET_ERROR = -1 Public Const WSADescription_Len = 256 Public Const WSASYS_Status_Len = 128 Public Const FD_SETSIZE = 64
'Network Events. ' Public Const FD_READ_BIT = 0 Public Const FD_READ = 1 Public Const FD_WRITE_BIT = 1 Public Const FD_WRITE = 2 Public Const FD_OOB_BIT = 2 Public Const FD_OOB = 4 Public Const FD_ACCEPT_BIT = 3 Public Const FD_ACCEPT = 8 Public Const FD_CONNECT_BIT = 4 Public Const FD_CONNECT = 16 Public Const FD_CLOSE_BIT = 5 Public Const FD_CLOSE = 32 Public Const FD_QOS_BIT = 6 Public Const FD_QOS = 64 Public Const FD_GROUP_QOS_BIT = 7 Public Const FD_GROUP_QOS = 128 Public Const FD_ROUTING_INTERFACE_CHANGE_BIT = 8 Public Const FD_ROUTING_INTERFACE_CHANGE = 256 Public Const FD_ADDRESS_LIST_CHANGE_BIT = 9 Public Const FD_ADDRESS_LIST_CHANGE = 512 Public Const FD_MAX_EVENTS = 10 Public Const FD_ALL_EVENTS = 1023
'Namespaces. ' Public Const NS_ALL = 0
Public Const NS_SAP = 1 Public Const NS_NDS = 2 Public Const NS_PEER_BROWSE = 3
Public Const NS_TCPIP_LOCAL = 10 Public Const NS_TCPIP_HOSTS = 11 Public Const NS_DNS = 12 Public Const NS_NETBT = 13 Public Const NS_WINS = 14
Public Const NS_NBP = 20
Public Const NS_MS = 30 Public Const NS_STDA = 31 Public Const NS_NTDS = 32
Public Const NS_X500 = 40 Public Const NS_NIS = 41 Public Const NS_NISPLUS = 42
Public Const NS_WRQ = 50
Public Const SERVICE_REGISTER = 1 Public Const SERVICE_DEREGISTER = 2 Public Const SERVICE_FLUSH = 3 Public Const SERVICE_FLAG_HARD = &H2
Enum SearchControlFlags LUP_DEEP = &H1 LUP_CONTAINERS = &H2 LUP_NOCONTAINERS = &H4 LUP_NEAREST = &H8 LUP_RETURN_NAME = &H10 LUP_RETURN_TYPE = &H20 LUP_RETURN_VERSION = &H40 LUP_RETURN_COMMENT = &H80 LUP_RETURN_ADDR = &H100 LUP_RETURN_BLOB = &H200 LUP_RETURN_ALIASES = &H400 LUP_RETURN_QUERY_STRING = &H800 LUP_RETURN_ALL = &HFF0 LUP_RES_SERVICE = &H8000 LUP_FLUSHCACHE = &H1000 LUP_FLUSHPREVIOUS = &H2000 End Type
'Protocolos ' Enum SockProtocols IPPROTO_IP = 0 'dummy for IP IPPROTO_ICMP = 1 'control message protocol IPPROTO_IPIP = 4 IPPROTO_GGP = 2 ' gateway^2 (deprecated) IPPROTO_TCP = 6 ' tcp IPPROTO_EGP = 8 IPPROTO_PUP = 12 ' pup IPPROTO_UDP = 17 ' user datagram protocol IPPROTO_IDP = 22 ' xns idp IPPROTO_ND = 77 ' UNOFFICIAL net disk proto NSPROTO_IPX = 1000 NSPROTO_SPX = 1256 NSPROTO_SPXII = 1257 End Enum
'Socket types. ' Enum SockTypes SOCK_STREAM = 1 'Envía datos como flujo de bytes. SOCK_DGRAM = 2 'Datagrama. Protocolo de conexión. SOCK_RAW = 3 '??? SOCK_RDM = 4 'Reliably-Delivered Message (Mensaje confiablemente-entregado) 'Es un protocolo que conserva los límites del mensaje en los 'datos SOCK_SEQPACKET = 5 'Flujo de paquetes secuenciados. Es esencialmente igual 'que SOCK_RDM. End Enum
Enum SockPorts ' 'Standard well-known ports ' IPPORT_ECHO = 7 IPPORT_DISCARD = 9 IPPORT_SYSTAT = 11 IPPORT_DAYTIME = 13 IPPORT_NETSTAT = 15 IPPORT_FTP = 21 IPPORT_TELNET = 23 IPPORT_SMTP = 25 IPPORT_TIMESERVER = 37 IPPORT_NAMESERVER = 42 IPPORT_WHOIS = 43 IPPORT_MTP = 57
IPPORT_TFTP = 69 IPPORT_RJE = 77 IPPORT_FINGER = 79 IPPORT_TTYLINK = 87 IPPORT_SUPDUP = 95
IPPORT_EXECSERVER = 512 IPPORT_LOGINSERVER = 513 IPPORT_CMDSERVER = 514 IPPORT_EFSSERVER = 520
'UDP ports. ' IPPORT_BIFFUDP = 512 IPPORT_WHOSERVER = 513 IPPORT_ROUTESERVER = 520
'Los puertos menores a este valor están reservados para 'procesos con provilegios. ' IPPORT_RESERVED = 1024
'Los puertos mayores a este valor están reservados para 'procesos sin privilegios. ' IPPORT_USERRESERVED = 5000
End Enum
Enum SockErrors ' 'Windows Sockets definitions of regular Berkeley error constants ' WSABASEERR = 10000 WSAEWOULDBLOCK = (WSABASEERR + 35) WSAEINPROGRESS = (WSABASEERR + 36) WSAEALREADY = (WSABASEERR + 37) WSAENOTSOCK = (WSABASEERR + 38) WSAEDESTADDRREQ = (WSABASEERR + 39) WSAEMSGSIZE = (WSABASEERR + 40) WSAEPROTOTYPE = (WSABASEERR + 41) WSAENOPROTOOPT = (WSABASEERR + 42) WSAEPROTONOSUPPORT = (WSABASEERR + 43) WSAESOCKTNOSUPPORT = (WSABASEERR + 44) WSAEOPNOTSUPP = (WSABASEERR + 45) WSAEPFNOSUPPORT = (WSABASEERR + 46) WSAEAFNOSUPPORT = (WSABASEERR + 47) WSAEADDRINUSE = (WSABASEERR + 48) WSAEADDRNOTAVAIL = (WSABASEERR + 49) WSAENETDOWN = (WSABASEERR + 50) WSAENETUNREACH = (WSABASEERR + 51) WSAENETRESET = (WSABASEERR + 52) WSAECONNABORTED = (WSABASEERR + 53) WSAECONNRESET = (WSABASEERR + 54) WSAENOBUFS = (WSABASEERR + 55) WSAEISCONN = (WSABASEERR + 56) WSAENOTCONN = (WSABASEERR + 57) WSAESHUTDOWN = (WSABASEERR + 58) WSAETOOMANYREFS = (WSABASEERR + 59) WSAETIMEDOUT = (WSABASEERR + 60) WSAECONNREFUSED = (WSABASEERR + 61) WSAELOOP = (WSABASEERR + 62) WSAENAMETOOLONG = (WSABASEERR + 63) WSAEHOSTDOWN = (WSABASEERR + 64) WSAEHOSTUNREACH = (WSABASEERR + 65) WSAENOTEMPTY = (WSABASEERR + 66) WSAEPROCLIM = (WSABASEERR + 67) WSAEUSERS = (WSABASEERR + 68) WSAEDQUOT = (WSABASEERR + 69) WSAESTALE = (WSABASEERR + 70) WSAEREMOTE = (WSABASEERR + 71) WSAEDISCON = (WSABASEERR + 101) End Enum
Enum SockAddressFamilies AF_UNSPEC = 0 'unspecified AF_UNIX = 1 'local to host (pipes, portals) AF_INET = 2 'internetwork: UDP, TCP, etc. AF_IMPLINK = 3 'arpanet imp addresses AF_PUP = 4 'pup protocols: e.g. BSP AF_CHAOS = 5 'mit CHAOS protocols AF_IPX = 6 'IPX and SPX AF_NS = 6 'XEROX NS protocols AF_ISO = 7 'ISO protocols AF_OSI = AF_ISO 'OSI is ISO AF_ECMA = 8 'european computer manufacturers AF_DATAKIT = 9 'datakit protocols AF_CCITT = 10 'CCITT protocols, X.25 etc AF_SNA = 11 'IBM SNA AF_DECnet = 12 'DECnet AF_DLI = 13 'Direct data link interface AF_LAT = 14 'LAT AF_HYLINK = 15 'NSC Hyperchannel AF_APPLETALK = 16 'AppleTalk AF_NETBIOS = 17 'NetBios-style addresses End Enum
Type SOCKADDR sa_family As Integer sa_data As String * 14 End Type
Type IN_ADDR s_b1 As Byte s_b2 As Byte s_b3 As Byte s_b4 As Byte s_w1 As Integer s_w2 As Integer End Type
Type SOCKADDR_IN sin_family As Integer sin_port As Integer sin_addr As IN_ADDR sin_zero As String * 8 End Type
Type OVERLAPPED Internal As Long InternalHigh As Long Offset As Long OffsetHigh As Long hEvent As Long End Type
Type CSADDR_INFO LocalAddr As Long RemoteAddr As Long iSocketType As Long iProtocol As SockProtocols End Type
Type HOSTENT h_name As Long 'official name of host h_aliases As Long 'alias list h_addrtype As Integer 'host address type h_length As Integer h_addr_list As Long 'list of addresses End Type
Type PROTOENT p_name As String p_aliases(15) As String p_proto As Integer End Type
Type SERVENT s_name As String s_aliases(15) As String s_port As Integer s_proto As String End Type
Type SERVICE_ADDRESS dwAddressType As Long dwAddressFlags As Long dwAddressLength As Long dwPrincipalLength As Long lpAddress As Byte lpPrincipal As Byte End Type
Type SERVICE_ADDRESSES dwAddressCount As Long Addresses(1) As SERVICE_ADDRESS End Type
Type BLOB cbSize As Long pBlobData As Byte End Type
Type SERVICE_INFO lpServiceType As Long lpServiceName As String lpComment As String lpLocale As String dwDisplayHint As Long dwVersion As Long dwTime As Long lpMachineName As String lpServiceAddress As SERVICE_ADDRESSES ServiceSpecificInfo As BLOB End Type
Type NS_SERVICE_INFO dwNameSpace As Long ServiceInfo As SERVICE_INFO End Type
Type WSADATA wversion As Integer wHighVersion As Integer szDescription(0 To WSADescription_Len) As Byte szSystemStatus(0 To WSASYS_Status_Len) As Byte iMaxSockets As Integer iMaxUdpDg As Integer lpszVendorInfo As Long End Type
Type LARGE_INTEGER lowpart As Long highpart As Long End Type
Type FD_SET fd_count As Long fd_array(FD_SETSIZE) As Long End Type
Type TIMEVAL tv_sec As Long tv_usec As Long End Type
Type TRANSMIT_FILE_BUFFERS Head As Long HeadLength As Long Tail As Long TailLength As Long End Type
Type FLOWSPEC TokenRate As Long 'In Bytes/sec TokenBucketSize As Long 'In Bytes PeakBandwidth As Long 'In Bytes/sec Latency As Long 'In microseconds DelayVariation As Long 'In microseconds ServiceType As Integer 'Guaranteed, Predictive, 'Best Effort, etc. MaxSduSize As Long 'In Bytes MinimumPolicedSize As Long 'In Bytes End Type
Type PROTOCOL_INFO dwServiceFlags As Long iAddressFamily As Long iMaxSockAddr As Long iMinSockAddr As Long iSocketType As Long iProtocol As Long dwMessageSize As Long lpProtocol As Long End Type
Declare Function accept Lib "ws2_32" (ByVal sck As Long, addr As SOCKADDR, AddrLen As Integer) As Long
Declare Function AcceptEx Lib "ws2_32" (ByVal sListenSocket As Long, ByVal sAcceptSocket As Long, lpOutputBuffer As Any, ByVal dwReceiveDataLength As Long, ByVal dwLocalAddressLength As Long, ByVal dwRemoteAddressLength As Long, lpdwBytesReceived As Long, lpOverlapped As OVERLAPPED) As Long
Declare Function bind Lib "ws2_32" (ByVal sck As Long, name As SOCKADDR, ByVal namelen As Long) As Long Declare Function closesocket Lib "ws2_32" (ByVal sck As Long) As Long
Declare Function Connect Lib "ws2_32" (ByVal sck As Long, ByVal SckName As String, ByVal namelen As Long) As Long Declare Function EnumProtocols Lib "ws2_32" Alias "EnumProtocolsA" (ByVal lpiProtocols As SockProtocols, ByVal lpProtocolBuffer As PROTOCOL_INFO, ByVal lpdwBufferLength As Long)
Declare Sub GetAcceptExSockaddrs Lib "ws2_32" (lpOutputBuffer As Any, ByVal dwReceiveDataLength As Long, ByVal dwLocalAddressLength As Long, ByVal dwRemoteAddressLength As Long, LocalSockaddr As Long, LocalSockaddrLength As Long, RemoteSockaddr As Long, RemoteSockaddrLength As Long)
Declare Function GetAddressByName Lib "ws2_32" Alias "GetAddressByNameA" (ByVal dwNameSpace As Long, ByVal lpServiceType As Long, ByVal lpServiceName As Long, ByVal lpiProtocols As SockProtocols, ByVal dwResolution As Long, ByVal lpServiceAsyncInfo As Long, lpCsaddrBuffer As CSADDR_INFO, ByVal lpdwBufferLength As Long, ByVal lpAliasBuffer As Long, ByVal lpdwAliasBufferLength As Long) As Long
Declare Function gethostbyaddr Lib "ws2_32" (ByVal addr As String, ByVal iaddrlen As Long, ByVal iaddrtype As Long) As HOSTENT
Declare Function gethostbyname Lib "ws2_32" (ByVal hostname As String) As Long
Declare Function gethostname Lib "ws2_32" (ByVal name As String, ByVal namelen As Long) As Long
Declare Function GetNameByType Lib "ws2_32" Alias "GetNameByTypeA" (ByVal lpServiceType As Long, ByVal lpServiceName As String, ByVal dwNameLength As Long) As Long
Declare Function getpeername Lib "ws2_32" (ByVal sck As Long, name As SOCKADDR, ByVal namelen As Long) As Long
Declare Function getprotobyname Lib "ws2_32" (ByVal name As String) As PROTOENT
Declare Function getprotobynumber Lib "ws2_32" (ByVal Number As Long) As PROTOENT
Declare Function getservbyname Lib "ws2_32" (ByVal name As String, ByVal proto As String) As SERVENT
Declare Function getservbyport Lib "ws2_32" (ByVal port As Integer, ByVal proto As String) As SERVENT
Declare Function GetService Lib "ws2_32" Alias "GetServiceA" (ByVal dwNameSpace As Long, ByVal lpGuid As Long, ByVal lpServiceName As String, ByVal dwProperties As Long, lpBuffer As NS_SERVICE_INFO, ByVal lpdwBufferSize As Long, ByVal lpServiceAsyncInfo As Long) As Long
Declare Function GetSockName Lib "ws2_32" Alias "GetSockNameA" (ByVal sck As Long, name As Long, ByVal namelen As Long) As Long
Declare Function getsockopt Lib "ws2_32" (ByVal sck As Long, ByVal level As Long, ByVal optname As Long, ByVal optval As Long, optlen As Long) As Long
Declare Function GetTypeByName Lib "ws2_32" Alias "GetTypeByNameA" ()
Declare Function htons Lib "ws2_32" (ByVal hostshort As Integer) As Integer
Declare Function htonl Lib "ws2_32" (ByVal hostlong As Long) As Long
Declare Function inet_addr Lib "ws2_32" (ByVal cp As String) As Long
Declare Function inet_ntoa Lib "ws2_32" (pin As IN_ADDR) As Long
Declare Function ioctlsocket Lib "ws2_32" (ByVal s As Long, ByVal cmd As Long, ByVal argp As Long) As Integer
Declare Function listen Lib "ws2_32" (ByVal s As Long, ByVal backlog As Integer) As Integer
Declare Function ntohl Lib "ws2_32" (ByVal netlong As Long) As Long
Declare Function ntohs Lib "ws2_32" (ByVal netshort As Integer) As Integer
Declare Function recv Lib "ws2_32" (ByVal s As Long, ByVal buf As String, ByVal BufLen As Integer, ByVal flags As Integer) As Integer
Declare Function recvfrom Lib "ws2_32" (ByVal s As Long, ByVal buf As String, ByVal BufLen As Integer, ByVal flags As Integer, from As SOCKADDR, fromlen As Integer) As Integer
Declare Function sockselect Lib "ws2_32" Alias "select" (ByVal nfds As Integer, readfds As FD_SET, writefds As FD_SET, exceptfds As FD_SET, timeout As TIMEVAL) As Integer
Declare Function send Lib "ws2_32" (ByVal s As Long, ByVal buf As Long, ByVal BufLen As Integer, ByVal flags As Integer) As Integer
Declare Function sendto Lib "ws2_32" (ByVal s As Long, ByVal buf As Long, ByVal BufLen As Integer, ByVal flags As Integer, sckto As SOCKADDR, ByVal tolen As Integer) As Integer
Declare Function SetService Lib "ws2_32" Alias "SetServiceA" (ByVal dwNameSpace As Long, ByVal dwOperation As Long, ByVal dwFlags As Long, lpServiceInfo As SERVICE_INFO, ByVal lpServiceAsyncInfo As Long, ByVal lpdwStatusFlags As Long) As Long
Declare Function setsockopt Lib "ws2_32" (ByVal s As Long, ByVal level As Integer, ByVal optname As Integer, ByVal optval As Long, ByVal optlen As Long) As Integer
Declare Function shutdown Lib "ws2_32" (ByVal s As Long, ByVal how As Integer) As Integer
Declare Function socket Lib "ws2_32" (ByVal iAddressFamily As Long, ByVal iType As Long, ByVal iProtocol As Long) As Long
Declare Function TransmitFile Lib "ws2_32" (ByVal hSocket As Long, ByVal hFile As Long, ByVal nNumberOfBytesToWrite As Long, ByVal nNumberOfBytesPerSend As Long, ByVal lpOverlapped As OVERLAPPED, ByVal lpTransmitBuffers As TRANSMIT_FILE_BUFFERS, ByVal dwFlags As Long) As Boolean
Const MAX_PROTOCOL_CHAIN = 7
Type WSAPROTOCOLCHAIN ChainLen As Integer 'the length of the chain, 'length = 0 means layered protocol, 'length = 1 means base protocol, 'length > 1 means protocol chain ChainEntries(MAX_PROTOCOL_CHAIN) As Long 'a list of dwCatalogEntryIds End Type
Const WSAPROTOCOL_LEN = 255
Type WSAPROTOCOL_INFO dwServiceFlags1 As Long dwServiceFlags2 As Long dwServiceFlags3 As Long dwServiceFlags4 As Long dwProviderFlags As Long ProviderId As CLSID dwCatalogEntryId As Long ProtocolChain As WSAPROTOCOLCHAIN iVersion As Integer iAddressFamily As Integer iMaxSockAddr As Integer iMinSockAddr As Integer iSocketType As Integer iProtocol As Integer iProtocolMaxOffset As Integer iNetworkByteOrder As Integer iSecurityScheme As Integer dwMessageSize As Integer dwProviderReserved As Integer szProtocol(WSAPROTOCOL_LEN + 1) As Byte End Type Declare Function WSAAccept Lib "ws2_32" (ByVal hSocket As Long, pSockAddr As SOCKADDR, ByVal AddrLen As Integer, ByVal lpfnCondition As Long, ByVal dwCallbackData As Long) As Long
Declare Function WSAAddressToString Lib "ws2_32" Alias "WSAAddressToStringA" (lpsaAddress As SOCKADDR, ByVal dwAddressLength As Long, lpProtocolInfo As PROTOCOL_INFO, ByVal lpszAddressString As String, ByVal lpdwAddressStringLength As Long) As Long
Declare Function WSAAsyncGetHostByAddr Lib "ws2_32" (ByVal hWnd As Long, ByVal wMsg As Integer, ByVal lpNetAddr As Long, ByVal AddrLen As Long, ByVal AddrType As Long, ByVal lpBuf As Long, ByVal BufLen As Long) As Long
Declare Function WSAAsyncGetHostByName Lib "ws2_32" (ByVal hWnd As Long, ByVal wMsg As Integer, ByVal lpHostName As String, ByVal lpBuf As Long, ByVal BufLen As Long) As Long
Declare Function WSAAsyncGetProtoByName Lib "ws2_32" (ByVal hWnd As Long, ByVal wMsg As Integer, ByVal lpHostName As String, ByVal lpBuf As Long, ByVal BufLen As Long) As Long
Declare Function WSAAsyncGetProtoByNumber Lib "ws2_32" (ByVal hWnd As Long, ByVal wMsg As Integer, ByVal iNumer As Integer, ByVal lpBuf As Long, ByVal BufLen As Long) As Long
Declare Function WSAAsyncGetServByName Lib "ws2_32" (ByVal hWnd As Long, ByVal wMsg As Integer, ByVal lpServiceName As String, ByVal lpProtocolName As String, ByVal lpBuf As Long, ByVal BufLen As Long) As Long
Declare Function WSAAsyncGetServByPort Lib "ws2_32" (ByVal hWnd As Long, ByVal wMsg As Integer, ByVal iPort As Integer, ByVal lpProtocolName As String, ByVal lpBuf As Long, ByVal BufLen As Long) As Long
Declare Function WSAAsyncSelect Lib "ws2_32" (ByVal hSocket As Long, ByVal hWnd As Long, ByVal wMsg As Integer, ByVal lEvent As Long) As Integer
Declare Function WSACancelAsyncRequest Lib "ws2_32" (ByVal hAsyncTaskHandle As Long) As Integer
Declare Function WSACleanup Lib "ws2_32" () As Integer
Declare Function WSACloseEvent Lib "ws2_32" (ByVal hEvent As Long) As Boolean Declare Function WSAConnect Lib "ws2_32" (ByVal hSocket As Long, lpSckName As SOCKADDR, ByVal iSckNameLen As Integer, ByVal lpCallerData As Long, lpCalleeData As Long, lpSQOS As FLOWSPEC, lpGQOS As FLOWSPEC) As Integer
Declare Function WSACreateEvent Lib "ws2_32" () As Long
Declare Function WSADuplicateSocket Lib "ws2_32" Alias "WSADuplicateSocketA" (ByVal hSocket As Long, ByVal dwProcessId As Long, lpProtocolInfo As WSAPROTOCOL_INFO)
Type WSANAMESPACE_INFO NSProviderId As CLSID dwNameSpace As Long fActive As Boolean dwVersion As Long lpszIdentifier As Long End Type
Declare Function WSAEnumNameSpaceProviders Lib "ws2_32" Alias "WSAEnumNameSpaceProvidersA" (lpdwBufferLength As Long, lpnspBuffer As Long) As Integer
Type WSANETWORKEVENTS lNetworkEvents As Long iErrorCode(FD_MAX_EVENTS) As Integer End Type
Declare Function WSAEnumNetworkEvents Lib "ws2_32" (ByVal hSocket As Long, ByVal hEventObject As Long, lpNetworkEvents As WSANETWORKEVENTS)
Declare Function WSAEnumProtocols Lib "ws2_32" Alias "WSAEnumProtocolsA" (ByVal lpiProtocols As Long, lpProtocolBuffer As Long, ByVal lpdwBufferLength As Long) As Integer
Declare Function WSAEventSelect Lib "ws2_32" (ByVal hSocket As Long, ByVal hEventObject As Long, ByVal lNetworkEvents As Long)
Declare Function WSAGetLastError Lib "ws2_32" () As Integer
Type WSAOVERLAPPED Internal As Long InternalHigh As Long Offset As Long OffsetHigh As Long hEvent As Long End Type
Declare Function WSAGetOverlappedResult Lib "ws2_32" (ByVal hSocket As Long, lpOverlapped As WSAOVERLAPPED, lpcbTransfer As Long, ByVal fWait As Boolean, ByVal lpdwFlags As Long) As Boolean
Type WSABUF dwBufferLen As Long lpBuffer As Long End Type
Type QUALITYOFSERVICE SendingFlowspec As FLOWSPEC ReceivingFlowspec As FLOWSPEC ProviderSpecific As WSABUF End Type
Declare Function WSAGetQOSByName Lib "ws2_32" (ByVal hSocket As Long, lpQOSName As Long, lpQOS As QUALITYOFSERVICE)
Declare Function WSAGetServiceClassInfo Lib "ws2_32" Alias "WSAGetServiceClassInfoA" (lpProviderId As CLSID, lpServiceClassId As CLSID, ByVal lpdwBufferLength As Long, ByVal lpServiceClassInfo As Long) As Integer
Declare Function WSAGetServiceClassNameByClassId Lib "ws2_32" Alias "WSAGetServiceClassNameByClassIdA" (lpServiceClassId As CLSID, ByVal lpszServiceClassName As String, ByVal lpdwBufferLength As Integer) As Integer
Declare Function WSAHtonl Lib "ws2_32" (ByVal hSocket As Long, ByVal dwHostLong As Long, dwNetLong As Long) As Integer
Declare Function WSAHtons Lib "ws2_32" (ByVal hSocket As Long, ByVal iHostShort As Integer, lpNetShort As Integer) As Integer
Type WSAServiceClassInfo lpServiceClassId As CLSID lpszServiceClassName As String dwCount As Long lpClassInfos As Long End Type
Declare Function WSAInstallServiceClass Lib "ws2_32" Alias "WSAInstallServiceClassA" (lpServiceClassInfo As WSAServiceClassInfo)
Declare Function WSAIoctl Lib "ws2_32" (ByVal hSocket As Long, ByVal dwIoControlCode As Long, ByVal lpvInBuffer As Long, ByVal cbInBuffer As Long, ByVal lpvOUTBuffer As Long, ByVal bOUTBuffer As Long, lpcbBytesReturned As Long, lpOverlapped As WSAOVERLAPPED, ByVal lpCompletionROUTINE As Long)
Declare Function WSAJoinLeaf Lib "ws2_32" (ByVal hSocket As Long, lpSckName As SOCKADDR, ByVal iSckNameLen As Integer, lpCallerData As WSABUF, lpCalleeData As WSABUF, lpSQOS As FLOWSPEC, lpGQOS As FLOWSPEC, ByVal dwFlags As Long) As Long
Enum WSAEcomparator COMP_EQUAL = 0 COMP_NOTLESS = 1 End Enum
Type WSAVersion dwVersion As Long ecHow As WSAEcomparator End Type
Type AFPROTOCOLS iAddressFamily As Integer iProtocol As Integer End Type
Type SOCKET_ADDRESS lpSockaddr As Long iSockaddrLength As Long End Type
Type WSAQuerySet dwSize As Long lpszServiceInstanceName As String lpServiceClassId As CLSID lpVersion As WSAVersion lpszComment As String dwNameSpace As Long lpNSProviderId As CLSID lpszContext As String dwNumberOfProtocols As Long lpafpProtocols As Long lpszQueryString As String dwNumberOfCsAddrs As Long lpcsaBuffer As CSADDR_INFO dwOutputFlags As Long lpBlob As BLOB End Type
Declare Function WSALookupServiceBegin Lib "ws2_32" Alias "WSALookupServiceBeginA" (ByVal lpqsRestrictions As WSAQuerySet, ByVal dwControlFlags As SearchControlFlags, lphLookup As Long) As Integer
Declare Function WSALookupServiceEnd Lib "ws2_32" (ByVal hLookup As Long) As Integer
Declare Function WSALookupServiceNext Lib "ws2_32" Alias "WSALookupServiceNextA" (ByVal hLookup As Long, ByVal dwControlFlags As SearchControlFlags, lpdwBufferLength As Long, lpqsResults As WSAQuerySet) As Integer
Declare Function WSANtohl Lib "ws2_32" (ByVal hSocket As Long, ByVal lpNetLong As Long, lpHostLong As Long) As Integer
Declare Function WSANtohs Lib "ws2_32" (ByVal hSocket As Long, ByVal lpNetShort As Integer, lpHostShort As Integer) As Integer
Declare Function WSAProviderConfigChange Lib "ws2_32" (ByVal lpNotificationHandle As Long, lpOverlapped As WSAOVERLAPPED, ByVal lpCompletionROUTINE As Long) As Integer
Declare Function WSARecvEx Lib "ws2_32" (ByVal hSocket As Long, ByVal lpBuffers As Long, ByVal dwBufferCount As Long, lpNumberOfBytesRecvd As Long, lpFlags As Long, lpOverlapped As WSAOVERLAPPED, ByVal lpCompletionROUTINE As Long) As Integer
Declare Function WSARecvDisconnect Lib "ws2_32" (ByVal hSocket As Long, lpInboundDisconnectData As WSABUF) As Integer
Declare Function WSARecvFrom Lib "ws2_32" (ByVal hSocket As Long, ByVal lpBuffers As Long, ByVal dwBufferCount As Long, lpNumberOfBytesRecvd As Long, lpFlags As Long, lpFrom As SOCKADDR, lpFromlen As Integer, lpOverlapped As WSAOVERLAPPED, ByVal lpCompletionROUTINE As Long) As Integer
Declare Function WSARemoveServiceClass Lib "ws2_32" (lpServiceClassId As CLSID) As Integer
Declare Function WSAResetEvent Lib "ws2_32" (ByVal hEvent As Long) As Boolean
Declare Function WSASend Lib "ws2_32" (ByVal hSocket As Long, ByVal lpBuffers As Long, ByVal dwBufferCount As Long, lpNumberOfBytesSent As Long, ByVal dwFlags As Long, lpOverlapped As WSAOVERLAPPED, ByVal lpCompletionROUTINE As Long) As Integer
Declare Function WSASendDisconnect Lib "ws2_32" (ByVal hSocket As Long, boundDisconnectData As WSABUF) As Integer
Declare Function WSASendTo Lib "ws2_32" (ByVal hSocket As Long, ByVal lpBuffers As Long, ByVal dwBufferCount As Long, lpNumberOfBytesSent As Long, ByVal dwFlags As Long, lpTo As SOCKADDR, ByVal iToLen As Integer, lpOverlapped As WSAOVERLAPPED, ByVal lpCompletionROUTINE As Long) As Integer
Declare Function WSASetEvent Lib "ws2_32" (ByVal hEvent As Long) As Boolean Declare Sub WSASetLastError Lib "ws2_32" (ByVal iError As Integer)
Enum WSAESETSERVICEOP RNRSERVICE_REGISTER = 0 RNRSERVICE_DEREGISTER = 1 RNRSERVICE_DELETE = 2 End Enum
Declare Function WSASetService Lib "ws2_32" Alias "WSASetServiceA" (lpqsRegInfo As WSAQuerySet, essOperation As WSAESETSERVICEOP, ByVal dwControlFlags As Long) As Integer
Declare Function WSASocket Lib "ws2_32" Alias "WSASocketA" (ByVal iAddressFamily As Integer, ByVal iType As Integer, ByVal iProtocol As Integer, lpProtocolInfo As WSAPROTOCOL_INFO, ByVal lpGroup As Long, ByVal dwFlags As Long) As Long
Declare Function WSAStartup Lib "ws2_32" (ByVal wVersionRequired As Long, lpWSAData As WSADATA) As Long
Declare Function WSAStringToAddress Lib "ws2_32" (ByVal AddressString As String, ByVal AddressFamily As Integer, lpProtocolInfo As WSAPROTOCOL_INFO, lpAddress As SOCKADDR, lpAddressLength As Integer) As Integer
Public SockLastError As Long
Function sckhibyte(ByVal wParam As Integer) sckhibyte = (wParam \ &H100) And &HFF& End Function
Function scklobyte(ByVal wParam As Integer) scklobyte = wParam And &HFF& End Function
Property Get LocalHostName() As String Dim sStr As String * 256, lStr& Dim r& r = gethostname(sStr, 256) SockLastError = WSAGetLastError() LocalHostName = Trim(Replace(sStr, vbNullChar, vbNullString)) End Property
Property Get LocalHostIP() As String
Dim sHostName$, pHostent& Dim pHost As HOSTENT Dim hIPAddress&, sIPAddress$ Dim abIPAddress() As Byte Dim i%
sHostName = LocalHostName pHostent = gethostbyname(sHostName) SockLastError = WSAGetLastError()
If pHostent = 0 Then Exit Property CopyMemory ByVal pHost, ByVal pHostent, ByVal LenB(pHost) CopyMemory hIPAddress, ByVal pHost.h_addr_list, ByVal 4&
ReDim abIPAddress(1 To pHost.h_length) CopyMemory abIPAddress(1), ByVal hIPAddress, ByVal pHost.h_length
For i = 1 To pHost.h_length sIPAddress = sIPAddress & abIPAddress(i) & "." Next LocalHostIP = Left$(sIPAddress, Len(sIPAddress) - 1) End Property
Sub SocketsInitialize() Dim WSAD As WSADATA Dim iReturn As Integer Dim sLowByte As String, sHighByte As String, sMsg As String
iReturn = WSAStartup(WS_VERSION_REQD, WSAD) SockLastError = WSAGetLastError()
If iReturn <> 0 Then Exit Sub End If
If LoByte(WSAD.wversion) < WS_VERSION_MAJOR Or _ (LoByte(WSAD.wversion) = WS_VERSION_MAJOR And _ HiByte(WSAD.wversion) < WS_VERSION_MINOR) Then Exit Sub End If
If WSAD.iMaxSockets < MIN_SOCKETS_REQD Then Exit Sub End If
End Sub
Function SocketsCleanup() As Long SocketsCleanup = WSACleanup() End Function
Function CreateSocket(ByVal SockType As SockTypes, Optional ByVal Protocol As SockProtocols = IPPROTO_TCP) As Long CreateSocket = socket(AF_NETBIOS, SockType, Protocol) SockLastError = WSAGetLastError End Function
Function DestroySocket(hSocket As Long) As Boolean DestroySocket = (closesocket(hSocket) = 0) SockLastError = WSAGetLastError End Function
Function GetSckName(hSocket As Long) As String Dim sName$ Dim pSckAdd As SOCKADDR, lpAdd& Dim r& r = GetSockNameA(hSocket, lpAdd, LenB(pSckAdd)) SockLastError = WSAGetLastError CopyMemory ByVal pSckAdd, ByVal lpAdd, ByVal LenB(pSckAdd) GetSckName = Trim(Replace(pSckAdd.sa_data, vbNullChar, vbNullString)) End Function
Saludos.
Título: Re: API de WinSock para VB (Completa)
Publicado por: c0rrupt_gamer en 21 Marzo 2005, 22:32 pm
Muchisimas gracias, esto si k es unpost con utilidad! ;D
Ahora mismo me pongo a mirar lo k necesito.
Saludos
Título: Re: API de WinSock para VB (Completa)
Publicado por: c0rrupt_gamer en 21 Marzo 2005, 22:53 pm
Perdon pero es k al ponerlo en un modulo bas, la parte k dice: Type CSADDR_INFO LocalAddr As SOCKET_ADDRESS RemoteAddr As SOCKET_ADDRESS iSocketType As Integer iProtocol As Integer End Type me da un error, solo habiendolo copiado, aun no he hecho ninguna modificacion, me dice k CSADDR_INFO es un nombre ambiguo o algo asi... A k se refiere el VB?
Título: Re: API de WinSock para VB (Completa)
Publicado por: byebye en 22 Marzo 2005, 01:29 am
que esta repetido. revisa el codigo.
Título: Re: API de WinSock para VB (Completa)
Publicado por: c0rrupt_gamer en 22 Marzo 2005, 01:51 am
gracias, ahora mismo lo hago
Título: Re: API de WinSock para VB (Completa)
Publicado por: Slasher-K en 22 Marzo 2005, 08:27 am
Ya lo arreglé, disculpen el error pero lo que pasa es que son muchas declaraciones :P
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