Source code of Windows XP (NT5)
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//*************************************************************
// File name: dllload.h
//
// Description: DLL loading function proto-types
//
//
// Microsoft Confidential
// Copyright (c) Microsoft Corporation 1999
// All rights reserved
//
//*************************************************************
void InitializeAPIs( void );
void CloseApiDLLsCritSec( void );
//
// NETAPI32 functions
//
typedef DWORD (WINAPI * PFNDSGETDCNAMEA)(LPCSTR ComputerName,
LPCSTR DomainName,
GUID *DomainGuid,
LPCSTR SiteName,
ULONG Flags,
PDOMAIN_CONTROLLER_INFOA *DomainControllerInfo);
typedef DWORD (WINAPI * PFNDSGETDCNAMEW) (LPCWSTR ComputerName,
LPCWSTR DomainName,
GUID *DomainGuid,
LPCWSTR SiteName,
ULONG Flags,
PDOMAIN_CONTROLLER_INFOW *DomainControllerInfo);
typedef DWORD (WINAPI * PFNDSGETSITENAMEA)(IN LPCSTR ComputerName OPTIONAL,
OUT LPSTR *SiteName);
typedef DWORD (WINAPI * PFNDSGETSITENAMEW)(IN LPCWSTR ComputerName OPTIONAL,
OUT LPWSTR *SiteName);
typedef DWORD (WINAPI * PFNDSROLEGETPRIMARYDOMAININFORMATION)(
IN LPCWSTR lpServer OPTIONAL,
IN DSROLE_PRIMARY_DOMAIN_INFO_LEVEL InfoLevel,
OUT PBYTE *Buffer );
typedef VOID (WINAPI * PFNDSROLEFREEMEMORY)(IN PVOID Buffer);
typedef DWORD (*PFNNETAPIBUFFERFREE)(LPVOID Buffer);
typedef DWORD (*PFNNETUSERGETGROUPS)(
LPCWSTR servername,
LPCWSTR username,
DWORD level,
LPBYTE *bufptr,
DWORD prefmaxlen,
LPDWORD entriesread,
LPDWORD totalentries
);
typedef DWORD (*PFNNETUSERGETINFO) (
IN LPCWSTR servername OPTIONAL,
IN LPCWSTR username,
IN DWORD level,
OUT LPBYTE *bufptr
);
#ifdef UNICODE
#define PFNDSGETDCNAME PFNDSGETDCNAMEW
#define PFNDSGETSITENAME PFNDSGETSITENAMEW
#else
#define PFNDSGETDCNAME PFNDSGETDCNAMEA
#define PFNDSGETSITENAME PFNDSGETSITENAMEA
#endif
typedef struct _NETAPI32_API {
HINSTANCE hInstance;
PFNDSGETDCNAME pfnDsGetDcName;
PFNDSGETSITENAME pfnDsGetSiteName;
PFNDSROLEGETPRIMARYDOMAININFORMATION pfnDsRoleGetPrimaryDomainInformation;
PFNDSROLEFREEMEMORY pfnDsRoleFreeMemory;
PFNNETAPIBUFFERFREE pfnNetApiBufferFree;
PFNNETUSERGETGROUPS pfnNetUserGetGroups;
PFNNETUSERGETINFO pfnNetUserGetInfo;
} NETAPI32_API, *PNETAPI32_API;
PNETAPI32_API LoadNetAPI32 ();
//
// SECUR32 functions
//
typedef BOOLEAN (*PFNGETUSERNAMEEXA)(
EXTENDED_NAME_FORMAT NameFormat,
LPSTR lpNameBuffer,
PULONG nSize
);
typedef BOOLEAN (*PFNGETUSERNAMEEXW)(
EXTENDED_NAME_FORMAT NameFormat,
LPWSTR lpNameBuffer,
PULONG nSize
);
typedef BOOLEAN (*PFNGETCOMPUTEROBJECTNAMEA)(
EXTENDED_NAME_FORMAT NameFormat,
LPSTR lpNameBuffer,
PULONG nSize
);
typedef BOOLEAN (*PFNGETCOMPUTEROBJECTNAMEW)(
EXTENDED_NAME_FORMAT NameFormat,
LPWSTR lpNameBuffer,
PULONG nSize
);
typedef BOOLEAN (*PFNTRANSLATENAMEA)(
IN LPCSTR lpAccountName,
IN EXTENDED_NAME_FORMAT AccountNameFormat,
IN EXTENDED_NAME_FORMAT DesiredNameFormat,
IN LPSTR lpTranslatedName,
IN PULONG nSize
);
typedef BOOLEAN (*PFNTRANSLATENAMEW)(
IN LPCWSTR lpAccountName,
IN EXTENDED_NAME_FORMAT AccountNameFormat,
IN EXTENDED_NAME_FORMAT DesiredNameFormat,
IN LPWSTR lpTranslatedName,
IN PULONG nSize
);
#ifdef UNICODE
#define PFNGETUSERNAMEEX PFNGETUSERNAMEEXW
#define PFNGETCOMPUTEROBJECTNAME PFNGETCOMPUTEROBJECTNAMEW
#define PFNTRANSLATENAME PFNTRANSLATENAMEW
#else
#define PFNGETUSERNAMEEX PFNGETUSERNAMEEXA
#define PFNGETCOMPUTEROBJECTNAME PFNGETCOMPUTEROBJECTNAMEA
#define PFNTRANSLATENAME PFNTRANSLATENAMEA
#endif
typedef struct _SECUR32_API {
HINSTANCE hInstance;
PFNGETUSERNAMEEX pfnGetUserNameEx;
PFNGETCOMPUTEROBJECTNAME pfnGetComputerObjectName;
PFNTRANSLATENAME pfnTranslateName;
ACCEPT_SECURITY_CONTEXT_FN pfnAcceptSecurityContext;
ACQUIRE_CREDENTIALS_HANDLE_FN pfnAcquireCredentialsHandle;
DELETE_SECURITY_CONTEXT_FN pfnDeleteSecurityContext;
FREE_CONTEXT_BUFFER_FN pfnFreeContextBuffer;
FREE_CREDENTIALS_HANDLE_FN pfnFreeCredentialsHandle;
INITIALIZE_SECURITY_CONTEXT_FN pfnInitializeSecurityContext;
QUERY_SECURITY_CONTEXT_TOKEN_FN pfnQuerySecurityContextToken;
QUERY_SECURITY_PACKAGE_INFO_FN pfnQuerySecurityPackageInfo;
} SECUR32_API, *PSECUR32_API;
PSECUR32_API LoadSecur32 ();
//
// WLDAP32 functions
//
typedef LDAP * (LDAPAPI * PFNLDAP_OPENW)( PWCHAR HostName, ULONG PortNumber );
typedef LDAP * (LDAPAPI * PFNLDAP_OPENA)( PCHAR HostName, ULONG PortNumber );
typedef LDAP * (LDAPAPI * PFNLDAP_INITW)( PWCHAR HostName, ULONG PortNumber );
typedef LDAP * (LDAPAPI * PFNLDAP_INITA)( PCHAR HostName, ULONG PortNumber );
typedef ULONG (LDAPAPI * PFNLDAP_BIND_SW)( LDAP *ld, PWCHAR dn, PWCHAR cred, ULONG method );
typedef ULONG (LDAPAPI * PFNLDAP_BIND_SA)( LDAP *ld, PCHAR dn, PCHAR cred, ULONG method );
typedef ULONG (LDAPAPI * PFNLDAP_SEARCH_SW)(
LDAP *ld,
PWCHAR base,
ULONG scope,
PWCHAR filter,
PWCHAR attrs[],
ULONG attrsonly,
LDAPMessage **res
);
typedef ULONG (LDAPAPI * PFNLDAP_SEARCH_SA)(
LDAP *ld,
PCHAR base,
ULONG scope,
PCHAR filter,
PCHAR attrs[],
ULONG attrsonly,
LDAPMessage **res
);
typedef ULONG (LDAPAPI * PFNLDAP_SEARCH_EXT_SW)(
LDAP *ld,
PWCHAR base,
ULONG scope,
PWCHAR filter,
PWCHAR attrs[],
ULONG attrsonly,
PLDAPControlW *ServerControls,
PLDAPControlW *ClientControls,
struct l_timeval *timeout,
ULONG SizeLimit,
LDAPMessage **res
);
typedef ULONG (LDAPAPI * PFNLDAP_SEARCH_EXT_SA)(
LDAP *ld,
PCHAR base,
ULONG scope,
PCHAR filter,
PCHAR attrs[],
ULONG attrsonly,
PLDAPControlA *ServerControls,
PLDAPControlA *ClientControls,
struct l_timeval *timeout,
ULONG SizeLimit,
LDAPMessage **res
);
typedef PWCHAR * (LDAPAPI * PFNLDAP_GET_VALUESW)(
LDAP *ld,
LDAPMessage *entry,
PWCHAR attr
);
typedef PCHAR * (LDAPAPI * PFNLDAP_GET_VALUESA)(
LDAP *ld,
LDAPMessage *entry,
PCHAR attr
);
typedef ULONG (LDAPAPI * PFNLDAP_VALUE_FREEW)( PWCHAR *vals );
typedef ULONG (LDAPAPI * PFNLDAP_VALUE_FREEA)( PCHAR *vals );
typedef struct berval ** (LDAPAPI * PFNLDAP_GET_VALUES_LENW)(
LDAP *ExternalHandle,
LDAPMessage *Message,
PWCHAR attr
);
typedef struct berval ** (LDAPAPI * PFNLDAP_GET_VALUES_LENA) (
LDAP *ExternalHandle,
LDAPMessage *Message,
PCHAR attr
);
typedef ULONG (LDAPAPI * PFNLDAP_VALUE_FREE_LEN)( struct berval **vals );
typedef ULONG (LDAPAPI * PFNLDAP_MSGFREE)( LDAPMessage *res );
typedef ULONG (LDAPAPI * PFNLDAP_UNBIND)( LDAP *ld );
typedef ULONG (LDAPAPI * PFNLDAPGETLASTERROR)( VOID );
typedef PWCHAR (LDAPAPI * PFNLDAP_ERR2STRINGW)( ULONG );
typedef PCHAR (LDAPAPI * PFNLDAP_ERR2STRINGA)( ULONG );
typedef LDAPMessage * (LDAPAPI * PFNLDAP_FIRST_ENTRY)( LDAP *ld, LDAPMessage *entry );
typedef LDAPMessage * (LDAPAPI * PFNLDAP_NEXT_ENTRY)( LDAP *ld, LDAPMessage *entry );
typedef PWCHAR (LDAPAPI * PFNLDAP_GET_DNW)( LDAP *ld, LDAPMessage *entry );
typedef PCHAR (LDAPAPI * PFNLDAP_GET_DNA)( LDAP *ld, LDAPMessage *entry );
typedef ULONG (LDAPAPI *PFNLDAP_SET_OPTION)( LDAP *ld, int option, void *invalue );
typedef ULONG (LDAPAPI *PFNLDAP_SET_OPTIONW)( LDAP *ld, int option, void *invalue );
typedef VOID (LDAPAPI * PFNLDAP_MEMFREEW)( PWCHAR Block );
typedef VOID (LDAPAPI * PFNLDAP_MEMFREEA)( PCHAR Block );
typedef ULONG (LDAPAPI * PFNLDAP_CONNECT)( LDAP *ld, struct l_timeval *timeout );
typedef ULONG (LDAPAPI * PFNLDAPMAPERRORTOWIN32)( ULONG LdapError );
//
// WNet functions
//
typedef DWORD (*PFNWNETGETCONNECTION)(LPCTSTR lpLocalName, LPTSTR lpRemoteName, LPDWORD lpnLength);
typedef DWORD (*PFNWNETGETRESOURCEINFORMATION)(LPNETRESOURCE lpNetResource, LPVOID lpBuffer, LPDWORD lpcbBuffer, LPTSTR *lplpSystem);
//
// msi functions
//
typedef UINT (*PFNMSINOTIFYSIDCHANGE)(LPCTSTR pOldSid, LPCTSTR pNewSid);
typedef UINT (*PFNMSIDELETEUSERDATA)(LPCTSTR pSid, LPCTSTR szComputerName, LPVOID pReserved);
#ifdef UNICODE
#define PFNLDAP_OPEN PFNLDAP_OPENW
#define PFNLDAP_INIT PFNLDAP_INITW
#define PFNLDAP_BIND_S PFNLDAP_BIND_SW
#define PFNLDAP_SEARCH_S PFNLDAP_SEARCH_SW
#define PFNLDAP_SEARCH_EXT_S PFNLDAP_SEARCH_EXT_SW
#define PFNLDAP_GET_VALUES PFNLDAP_GET_VALUESW
#define PFNLDAP_VALUE_FREE PFNLDAP_VALUE_FREEW
#define PFNLDAP_GET_VALUES_LEN PFNLDAP_GET_VALUES_LENW
#define PFNLDAP_GET_DN PFNLDAP_GET_DNW
#define PFNLDAP_MEMFREE PFNLDAP_MEMFREEW
#define PFNLDAP_SET_OPTION PFNLDAP_SET_OPTIONW
#define PFNLDAP_ERR2STRING PFNLDAP_ERR2STRINGW
#else
#define PFNLDAP_OPEN PFNLDAP_OPENA
#define PFNLDAP_INIT PFNLDAP_INITA
#define PFNLDAP_BIND_S PFNLDAP_BIND_SA
#define PFNLDAP_SEARCH_S PFNLDAP_SEARCH_SA
#define PFNLDAP_SEARCH_EXT_S PFNLDAP_SEARCH_EXT_SA
#define PFNLDAP_GET_VALUES PFNLDAP_GET_VALUESA
#define PFNLDAP_VALUE_FREE PFNLDAP_VALUE_FREEA
#define PFNLDAP_GET_VALUES_LEN PFNLDAP_GET_VALUES_LENA
#define PFNLDAP_GET_DN PFNLDAP_GET_DNA
#define PFNLDAP_MEMFREE PFNLDAP_MEMFREEA
#define PFNLDAP_ERR2STRING PFNLDAP_ERR2STRINGA
#endif
typedef struct _LDAP_API {
HINSTANCE hInstance;
PFNLDAP_OPEN pfnldap_open;
PFNLDAP_INIT pfnldap_init;
PFNLDAP_CONNECT pfnldap_connect;
PFNLDAP_BIND_S pfnldap_bind_s;
PFNLDAP_SEARCH_S pfnldap_search_s;
PFNLDAP_SEARCH_EXT_S pfnldap_search_ext_s;
PFNLDAP_GET_VALUES pfnldap_get_values;
PFNLDAP_VALUE_FREE pfnldap_value_free;
PFNLDAP_GET_VALUES_LEN pfnldap_get_values_len;
PFNLDAP_VALUE_FREE_LEN pfnldap_value_free_len;
PFNLDAP_MSGFREE pfnldap_msgfree;
PFNLDAP_UNBIND pfnldap_unbind;
PFNLDAPGETLASTERROR pfnLdapGetLastError;
PFNLDAP_FIRST_ENTRY pfnldap_first_entry;
PFNLDAP_NEXT_ENTRY pfnldap_next_entry;
PFNLDAP_GET_DN pfnldap_get_dn;
PFNLDAP_SET_OPTION pfnldap_set_option;
PFNLDAP_MEMFREE pfnldap_memfree;
PFNLDAPMAPERRORTOWIN32 pfnLdapMapErrorToWin32;
PFNLDAP_ERR2STRING pfnldap_err2string;
} LDAP_API, *PLDAP_API;
PLDAP_API LoadLDAP();
//
// ICMP functions
//
typedef HANDLE (*PFNICMPCREATEFILE)(VOID);
typedef BOOL (*PFNICMPCLOSEHANDLE)(HANDLE IcmpHandle);
typedef DWORD (*PFNICMPSENDECHO)(
HANDLE IcmpHandle,
IPAddr DestinationAddress,
LPVOID RequestData,
WORD RequestSize,
PIP_OPTION_INFORMATION RequestOptions,
LPVOID ReplyBuffer,
DWORD ReplySize,
DWORD Timeout
);
typedef struct _ICMP_API {
HINSTANCE hInstance;
PFNICMPCREATEFILE pfnIcmpCreateFile;
PFNICMPCLOSEHANDLE pfnIcmpCloseHandle;
PFNICMPSENDECHO pfnIcmpSendEcho;
} ICMP_API, *PICMP_API;
DWORD LoadIcmp (PICMP_API *);
//
// WSOCK32 functions
//
typedef struct _WSOCK32_API {
HINSTANCE hInstance;
LPFN_INET_ADDR pfninet_addr;
LPFN_GETHOSTBYNAME pfngethostbyname;
} WSOCK32_API, *PWSOCK32_API;
PWSOCK32_API LoadWSock32 ();
//
// DSAPI functions
//
typedef DWORD (WINAPI *PFN_DSCRACKNAMESW)( HANDLE hDS,
DS_NAME_FLAGS flags,
DS_NAME_FORMAT formatOffered,
DS_NAME_FORMAT formatDesired,
DWORD cNames,
const LPCWSTR *rpNames,
PDS_NAME_RESULTW *ppResult);
typedef DWORD (WINAPI *PFN_DSCRACKNAMESA)( HANDLE hDS,
DS_NAME_FLAGS flags,
DS_NAME_FORMAT formatOffered,
DS_NAME_FORMAT formatDesired,
DWORD cNames,
const LPCSTR *rpNames,
PDS_NAME_RESULTA *ppResult);
typedef void (WINAPI *PFN_DSFREENAMERESULTW)( DS_NAME_RESULTW *pResult);
typedef void (WINAPI *PFN_DSFREENAMERESULTA)( DS_NAME_RESULTA *pResult);
#ifdef UNICODE
#define PFN_DSCRACKNAMES PFN_DSCRACKNAMESW
#define PFN_DSFREENAMERESULT PFN_DSFREENAMERESULTW
#else
#define PFN_DSCRACKNAMES PFN_DSCRACKNAMESA
#define PFN_DSFREENAMERESULT PFN_DSFREENAMERESULTA
#endif
typedef struct _DS_API {
HINSTANCE hInstance;
PFN_DSCRACKNAMES pfnDsCrackNames;
PFN_DSFREENAMERESULT pfnDsFreeNameResult;
} DS_API, *PDS_API;
PDS_API LoadDSApi();
//
// Ole32 functions
//
typedef HRESULT (*PFNCOCREATEINSTANCE)(REFCLSID rclsid, LPUNKNOWN pUnkOuter,
DWORD dwClsContext, REFIID riid, LPVOID FAR* ppv);
typedef HRESULT (*PFNCOINITIALIZE)(LPVOID pvReserved);
typedef HRESULT (*PFNCOINITIALIZEEX)(LPVOID pvReserved, DWORD dwCoInit);
typedef VOID (*PFNCOUNINITIALIZE)(VOID);
typedef HRESULT (*PFNCOCREATEGUID)(GUID *pGuid );
typedef VOID (*PFNINITCOMMONCONTROLS)(VOID);
typedef struct _OLE32_API {
HINSTANCE hInstance;
PFNCOCREATEINSTANCE pfnCoCreateInstance;
PFNCOINITIALIZEEX pfnCoInitializeEx;
PFNCOUNINITIALIZE pfnCoUnInitialize;
PFNCOCREATEGUID pfnCoCreateGuid;
} OLE32_API, *POLE32_API;
POLE32_API LoadOle32Api();
//
// Shell32 functions
//
typedef VOID (*PFNSHCHANGENOTIFY)(LONG wEventId, UINT uFlags,
LPCVOID dwItem1, LPCVOID dwItem2);
typedef BOOL (*PFNSHGETSPECIALFOLDERPATHA)(HWND hwnd, LPSTR lpszPath,
int csidl, BOOL fCreate);
typedef BOOL (*PFNSHGETSPECIALFOLDERPATHW)(HWND hwnd, LPWSTR lpszPath,
int csidl, BOOL fCreate);
typedef HRESULT (*PFNSHGETFOLDERPATHA)(HWND hwnd, int csidl, HANDLE hToken,
DWORD dwFlags, LPSTR pszPath);
typedef HRESULT (*PFNSHGETFOLDERPATHW)(HWND hwnd, int csidl, HANDLE hToken,
DWORD dwFlags, LPWSTR pszPath);
typedef HRESULT (*PFNSHSETFOLDERPATHA)(int csidl, HANDLE hToken,
DWORD dwFlags, LPSTR pszPath);
typedef HRESULT (*PFNSHSETFOLDERPATHW)(int csidl, HANDLE hToken,
DWORD dwFlags, LPWSTR pszPath);
typedef HRESULT (*PFNSHSETLOCALIZEDNAME)(LPWSTR pszPath,
LPCWSTR pszResModule, int idsRes);
#ifdef UNICODE
#define PFNSHGETSPECIALFOLDERPATH PFNSHGETSPECIALFOLDERPATHW
#define PFNSHGETFOLDERPATH PFNSHGETFOLDERPATHW
#define PFNSHSETFOLDERPATH PFNSHSETFOLDERPATHW
#else
#define PFNSHGETSPECIALFOLDERPATH PFNSHGETSPECIALFOLDERPATHA
#define PFNSHGETFOLDERPATH PFNSHGETFOLDERPATHA
#define PFNSHSETFOLDERPATH PFNSHSETFOLDERPATHA
#endif
#define SHSetFolderA_Ord 231
#define SHSetFolderW_Ord 232
typedef struct _SHELL32_API {
HINSTANCE hInstance;
PFNSHGETSPECIALFOLDERPATH pfnShGetSpecialFolderPath;
PFNSHGETFOLDERPATH pfnShGetFolderPath;
PFNSHSETFOLDERPATH pfnShSetFolderPath;
PFNSHCHANGENOTIFY pfnShChangeNotify;
PFNSHSETLOCALIZEDNAME pfnShSetLocalizedName;
} SHELL32_API, *PSHELL32_API;
DWORD LoadShell32Api( PSHELL32_API * );
//
// shlwapi functions
//
typedef LPSTR (*PFNPATHGETARGSA)(LPCSTR pszPath);
typedef LPWSTR (*PFNPATHGETARGSW)(LPCWSTR pszPath);
typedef VOID (*PFNPATHUNQUOTESPACESA)(LPSTR lpsz);
typedef VOID (*PFNPATHUNQUOTESPACESW)(LPWSTR lpsz);
#ifdef UNICODE
#define PFNPATHGETARGS PFNPATHGETARGSW
#define PFNPATHUNQUOTESPACES PFNPATHUNQUOTESPACESW
#else
#define PFNPATHGETARGS PFNPATHGETARGSA
#define PFNPATHUNQUOTESPACES PFNPATHUNQUOTESPACESA
#endif
typedef struct _SHLWAPI_API {
HINSTANCE hInstance;
PFNPATHGETARGS pfnPathGetArgs;
PFNPATHUNQUOTESPACES pfnPathUnquoteSpaces;
} SHLWAPI_API, *PSHLWAPI_API;
PSHLWAPI_API LoadShlwapiApi();
//
// Gptext.dll functions
//
typedef BOOL (*PFNPARSEADMFILE)( WCHAR *pwszAdmFile, BOOL bUser, void **ppAdmHandle );
typedef BOOL (*PFNFREEADMDATA)( void *pAdmHandle );
typedef DWORD (*PFNSCRREGGPOLISTTOWBEM)( LPWSTR szSID, IWbemServices* pServices );
typedef struct _GPTEXT_API {
HINSTANCE hInstance;
PFNSCRREGGPOLISTTOWBEM pfnScrRegGPOListToWbem;
} GPTEXT_API;
GPTEXT_API *LoadGpTextApi();
//
// iphlpapi.dll functions
//
typedef DWORD (WINAPI *PFNGETBESTINTERFACE)(IPAddr dwDestAddr, PDWORD pdwBestIfIndex);
typedef DWORD (WINAPI *PFNGETIFENTRY)(PMIB_IFROW pIfRow);
typedef DWORD (WINAPI *PFNGETADAPTERINDEX)(LPWSTR, PULONG);
typedef struct _IPHLPAPI_API
{
HINSTANCE hInstance;
PFNGETBESTINTERFACE pfnGetBestInterface;
PFNGETIFENTRY pfnGetIfEntry;
PFNGETADAPTERINDEX pfnGetAdapterIndex;
} IPHLPAPI_API, *PIPHLPAPI_API;
PIPHLPAPI_API LoadIpHlpApi();
//
// ws2_32.dll functions
//
typedef INT (WINAPI *PFNWSALOOKUPSERVICEBEGIN)( LPWSAQUERYSET, DWORD, LPHANDLE );
typedef INT (WINAPI *PFNWSALOOKUPSERVICENEXT)( HANDLE, DWORD, LPDWORD, LPWSAQUERYSET );
typedef INT (WINAPI *PFNWSALOOKUPSERVICEEND)( HANDLE );
typedef INT (WINAPI *PFNWSASTARTUP)( WORD, LPWSADATA );
typedef INT (WINAPI *PFNWSACLEANUP)();
typedef INT (WINAPI *PFNWSAGETLASTERROR)();
typedef struct _WS2_32_API
{
HINSTANCE hInstance;
PFNWSALOOKUPSERVICEBEGIN pfnWSALookupServiceBegin;
PFNWSALOOKUPSERVICENEXT pfnWSALookupServiceNext;
PFNWSALOOKUPSERVICEEND pfnWSALookupServiceEnd;
PFNWSASTARTUP pfnWSAStartup;
PFNWSACLEANUP pfnWSACleanup;
PFNWSAGETLASTERROR pfnWSAGetLastError;
} WS2_32_API, *PWS2_32_API;
PWS2_32_API Loadws2_32Api();