wininet.h

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#define INTERNET_STATE_DISCONNECTED_BY_USER	0x0010
#define INTERNET_STATE_IDLE			0x0100
#define INTERNET_STATE_BUSY			0x0200

#ifndef RC_INVOKED
typedef PVOID HINTERNET;
typedef HINTERNET *LPHINTERNET;
typedef LONGLONG GROUPID;
typedef WORD INTERNET_PORT,*LPINTERNET_PORT;
typedef enum {
	INTERNET_SCHEME_PARTIAL = -2, INTERNET_SCHEME_UNKNOWN = -1,
	INTERNET_SCHEME_DEFAULT = 0, INTERNET_SCHEME_FTP, INTERNET_SCHEME_GOPHER,
	INTERNET_SCHEME_HTTP, INTERNET_SCHEME_HTTPS, INTERNET_SCHEME_FILE,
	INTERNET_SCHEME_NEWS, INTERNET_SCHEME_MAILTO, INTERNET_SCHEME_SOCKS,
	INTERNET_SCHEME_FIRST = INTERNET_SCHEME_FTP, INTERNET_SCHEME_LAST = INTERNET_SCHEME_SOCKS
} INTERNET_SCHEME,*LPINTERNET_SCHEME;
typedef struct { DWORD dwResult; DWORD dwError; } INTERNET_ASYNC_RESULT,*LPINTERNET_ASYNC_RESULT;
typedef struct { DWORD dwStatus; DWORD dwSize; } INTERNET_PREFETCH_STATUS,*LPINTERNET_PREFETCH_STATUS;
typedef struct {
	DWORD dwAccessType;
	LPCTSTR lpszProxy;
	LPCTSTR lpszProxyBypass;
} INTERNET_PROXY_INFO,*LPINTERNET_PROXY_INFO;
typedef struct {
	DWORD dwMajorVersion;
	DWORD dwMinorVersion;
} INTERNET_VERSION_INFO,*LPINTERNET_VERSION_INFO;
typedef struct {
	DWORD dwStructSize;
	LPSTR lpszScheme;
	DWORD dwSchemeLength;
	INTERNET_SCHEME nScheme;
	LPSTR lpszHostName;
	DWORD dwHostNameLength;
	INTERNET_PORT nPort;
	LPSTR lpszUserName;
	DWORD dwUserNameLength;
	LPSTR lpszPassword;
	DWORD dwPasswordLength;
	LPSTR lpszUrlPath;
	DWORD dwUrlPathLength;
	LPSTR lpszExtraInfo;
	DWORD dwExtraInfoLength;
} URL_COMPONENTSA,*LPURL_COMPONENTSA;
typedef struct {
	DWORD dwStructSize;
	LPWSTR lpszScheme;
	DWORD dwSchemeLength;
	INTERNET_SCHEME nScheme;
	LPWSTR lpszHostName;
	DWORD dwHostNameLength;
	INTERNET_PORT nPort;
	LPWSTR lpszUserName;
	DWORD dwUserNameLength;
	LPWSTR lpszPassword;
	DWORD dwPasswordLength;
	LPWSTR lpszUrlPath;
	DWORD dwUrlPathLength;
	LPWSTR lpszExtraInfo;
	DWORD dwExtraInfoLength;
} URL_COMPONENTSW,*LPURL_COMPONENTSW;
typedef struct {
	FILETIME ftExpiry;
	FILETIME ftStart;
	LPTSTR lpszSubjectInfo;
	LPTSTR lpszIssuerInfo;
	LPTSTR lpszProtocolName;
	LPTSTR lpszSignatureAlgName;
	LPTSTR lpszEncryptionAlgName;
	DWORD dwKeySize;
} INTERNET_CERTIFICATE_INFO,*LPINTERNET_CERTIFICATE_INFO;
typedef VOID (CALLBACK * INTERNET_STATUS_CALLBACK)(HINTERNET,DWORD,DWORD,PVOID,DWORD);
typedef INTERNET_STATUS_CALLBACK * LPINTERNET_STATUS_CALLBACK;
typedef struct {
	CHAR DisplayString[MAX_GOPHER_DISPLAY_TEXT+1];
	DWORD GopherType;
	DWORD SizeLow;
	DWORD SizeHigh;
	FILETIME LastModificationTime;
	CHAR Locator[MAX_GOPHER_LOCATOR_LENGTH+1];
} GOPHER_FIND_DATAA,*LPGOPHER_FIND_DATAA;
typedef struct {
	WCHAR DisplayString[MAX_GOPHER_DISPLAY_TEXT+1];
	DWORD GopherType;
	DWORD SizeLow;
	DWORD SizeHigh;
	FILETIME LastModificationTime;
	WCHAR Locator[MAX_GOPHER_LOCATOR_LENGTH+1];
} GOPHER_FIND_DATAW,*LPGOPHER_FIND_DATAW;
typedef struct {
	LPCTSTR Comment;
	LPCTSTR EmailAddress;
} GOPHER_ADMIN_ATTRIBUTE_TYPE,*LPGOPHER_ADMIN_ATTRIBUTE_TYPE;
typedef struct {FILETIME DateAndTime;} GOPHER_MOD_DATE_ATTRIBUTE_TYPE,*LPGOPHER_MOD_DATE_ATTRIBUTE_TYPE;
typedef struct {DWORD Ttl;} GOPHER_TTL_ATTRIBUTE_TYPE,*LPGOPHER_TTL_ATTRIBUTE_TYPE;
typedef struct {INT Score;} GOPHER_SCORE_ATTRIBUTE_TYPE,*LPGOPHER_SCORE_ATTRIBUTE_TYPE;
typedef struct {
	INT LowerBound;
	INT UpperBound;
} GOPHER_SCORE_RANGE_ATTRIBUTE_TYPE,*LPGOPHER_SCORE_RANGE_ATTRIBUTE_TYPE;
typedef struct {LPCTSTR Site;} GOPHER_SITE_ATTRIBUTE_TYPE,*LPGOPHER_SITE_ATTRIBUTE_TYPE;
typedef struct {LPCTSTR Organization;} GOPHER_ORGANIZATION_ATTRIBUTE_TYPE,*LPGOPHER_ORGANIZATION_ATTRIBUTE_TYPE;
typedef struct {LPCTSTR Location;} GOPHER_LOCATION_ATTRIBUTE_TYPE,*LPGOPHER_LOCATION_ATTRIBUTE_TYPE;
typedef struct {
	INT DegreesNorth;
	INT MinutesNorth;
	INT SecondsNorth;
	INT DegreesEast;
	INT MinutesEast;
	INT SecondsEast;
} GOPHER_GEOGRAPHICAL_LOCATION_ATTRIBUTE_TYPE,*LPGOPHER_GEOGRAPHICAL_LOCATION_ATTRIBUTE_TYPE;
typedef struct {INT Zone;} GOPHER_TIMEZONE_ATTRIBUTE_TYPE,*LPGOPHER_TIMEZONE_ATTRIBUTE_TYPE;
typedef struct {LPCTSTR Provider;} GOPHER_PROVIDER_ATTRIBUTE_TYPE,*LPGOPHER_PROVIDER_ATTRIBUTE_TYPE;
typedef struct {LPCTSTR Version;} GOPHER_VERSION_ATTRIBUTE_TYPE,*LPGOPHER_VERSION_ATTRIBUTE_TYPE;
typedef struct {
	LPCTSTR ShortAbstract;
	LPCTSTR AbstractFile;
} GOPHER_ABSTRACT_ATTRIBUTE_TYPE,*LPGOPHER_ABSTRACT_ATTRIBUTE_TYPE;
typedef struct {
	LPCTSTR ContentType;
	LPCTSTR Language;
	DWORD Size;
} GOPHER_VIEW_ATTRIBUTE_TYPE,*LPGOPHER_VIEW_ATTRIBUTE_TYPE;
typedef struct {BOOL TreeWalk;} GOPHER_VERONICA_ATTRIBUTE_TYPE,*LPGOPHER_VERONICA_ATTRIBUTE_TYPE;
typedef struct {
	LPCTSTR QuestionType;
	LPCTSTR QuestionText;
} GOPHER_ASK_ATTRIBUTE_TYPE,*LPGOPHER_ASK_ATTRIBUTE_TYPE;
typedef struct {LPCTSTR Text;} GOPHER_UNKNOWN_ATTRIBUTE_TYPE,*LPGOPHER_UNKNOWN_ATTRIBUTE_TYPE;
typedef struct {
	DWORD CategoryId;
	DWORD AttributeId;
	union {
		GOPHER_ADMIN_ATTRIBUTE_TYPE Admin;
		GOPHER_MOD_DATE_ATTRIBUTE_TYPE ModDate;
		GOPHER_TTL_ATTRIBUTE_TYPE Ttl;
		GOPHER_SCORE_ATTRIBUTE_TYPE Score;
		GOPHER_SCORE_RANGE_ATTRIBUTE_TYPE ScoreRange;
		GOPHER_SITE_ATTRIBUTE_TYPE Site;
		GOPHER_ORGANIZATION_ATTRIBUTE_TYPE Organization;
		GOPHER_LOCATION_ATTRIBUTE_TYPE Location;
		GOPHER_GEOGRAPHICAL_LOCATION_ATTRIBUTE_TYPE GeographicalLocation;
		GOPHER_TIMEZONE_ATTRIBUTE_TYPE TimeZone;
		GOPHER_PROVIDER_ATTRIBUTE_TYPE Provider;
		GOPHER_VERSION_ATTRIBUTE_TYPE Version;
		GOPHER_ABSTRACT_ATTRIBUTE_TYPE Abstract;
		GOPHER_VIEW_ATTRIBUTE_TYPE View;
		GOPHER_VERONICA_ATTRIBUTE_TYPE Veronica;
		GOPHER_ASK_ATTRIBUTE_TYPE Ask;
		GOPHER_UNKNOWN_ATTRIBUTE_TYPE Unknown;
	} AttributeType;
} GOPHER_ATTRIBUTE_TYPE,*LPGOPHER_ATTRIBUTE_TYPE;
typedef BOOL(CALLBACK *GOPHER_ATTRIBUTE_ENUMERATOR)(LPGOPHER_ATTRIBUTE_TYPE,DWORD);
typedef struct _INTERNET_CACHE_ENTRY_INFOA {
	DWORD dwStructSize;
	LPSTR lpszSourceUrlName;
	LPSTR lpszLocalFileName;
	DWORD CacheEntryType;
	DWORD dwUseCount;
	DWORD dwHitRate;
	DWORD dwSizeLow;
	DWORD dwSizeHigh;
	FILETIME LastModifiedTime;
	FILETIME ExpireTime;
	FILETIME LastAccessTime;
	FILETIME LastSyncTime;
	PBYTE lpHeaderInfo;
	DWORD dwHeaderInfoSize;
	LPSTR lpszFileExtension;
	DWORD dwReserved;
} INTERNET_CACHE_ENTRY_INFOA,*LPINTERNET_CACHE_ENTRY_INFOA;
typedef struct _INTERNET_CACHE_ENTRY_INFOW {
	DWORD dwStructSize;
	LPSTR lpszSourceUrlName;
	LPWSTR lpszLocalFileName;
	DWORD CacheEntryType;
	DWORD dwUseCount;
	DWORD dwHitRate;
	DWORD dwSizeLow;
	DWORD dwSizeHigh;
	FILETIME LastModifiedTime;
	FILETIME ExpireTime;
	FILETIME LastAccessTime;
	FILETIME LastSyncTime;
	PBYTE lpHeaderInfo;
	DWORD dwHeaderInfoSize;
	LPWSTR lpszFileExtension;
	DWORD dwReserved;
} INTERNET_CACHE_ENTRY_INFOW,*LPINTERNET_CACHE_ENTRY_INFOW;
typedef struct _INTERNET_BUFFERSA {
	DWORD dwStructSize;
	struct _INTERNET_BUFFERSA *Next;
	LPCSTR lpcszHeader;
	DWORD dwHeadersLength;
	DWORD dwHeadersTotal;
	LPVOID lpvBuffer;
	DWORD dwBufferLength;
	DWORD dwBufferTotal;
	DWORD dwOffsetLow;
	DWORD dwOffsetHigh;
} INTERNET_BUFFERSA,*LPINTERNET_BUFFERSA;
typedef struct _INTERNET_BUFFERSW {
	DWORD dwStructSize;
	struct _INTERNET_BUFFERS *Next;
	LPCWSTR  lpcszHeader;
	DWORD dwHeadersLength;
	DWORD dwHeadersTotal;
	LPVOID lpvBuffer;
	DWORD dwBufferLength;
	DWORD dwBufferTotal;
	DWORD dwOffsetLow;
	DWORD dwOffsetHigh;
} INTERNET_BUFFERSW,*LPINTERNET_BUFFERSW;

#define GROUP_OWNER_STORAGE_SIZE 4
#define GROUPNAME_MAX_LENGTH 120
typedef struct _INTERNET_CACHE_GROUP_INFOA {
	DWORD dwGroupSize;
	DWORD dwGroupFlags;
	DWORD dwGroupType;
	DWORD dwDiskUsage;
	DWORD dwDiskQuota;
	DWORD dwOwnerStorage[GROUP_OWNER_STORAGE_SIZE];
	CHAR  szGroupName[GROUPNAME_MAX_LENGTH];
} INTERNET_CACHE_GROUP_INFOA, * LPINTERNET_CACHE_GROUP_INFOA;
typedef struct _INTERNET_CACHE_GROUP_INFOW {
	DWORD dwGroupSize;
	DWORD dwGroupFlags;
	DWORD dwGroupType;
	DWORD dwDiskUsage;
	DWORD dwDiskQuota;
	DWORD dwOwnerStorage[GROUP_OWNER_STORAGE_SIZE];
	WCHAR szGroupName[GROUPNAME_MAX_LENGTH];
} INTERNET_CACHE_GROUP_INFOW, * LPINTERNET_CACHE_GROUP_INFOW;
typedef struct {
 	DWORD dwConnectedState;
	DWORD dwFlags;
} INTERNET_CONNECTED_INFO, * LPINTERNET_CONNECTED_INFO;

#ifdef UNICODE
typedef URL_COMPONENTSW URL_COMPONENTS;
typedef LPURL_COMPONENTSW LPURL_COMPONENTS;
typedef GOPHER_FIND_DATAW GOPHER_FIND_DATA;
typedef LPGOPHER_FIND_DATAW LPGOPHER_FIND_DATA;
typedef INTERNET_CACHE_ENTRY_INFOW INTERNET_CACHE_ENTRY_INFO;
typedef LPINTERNET_CACHE_ENTRY_INFOW LPINTERNET_CACHE_ENTRY_INFO;
typedef INTERNET_BUFFERSW INTERNET_BUFFERS,*LPINTERNET_BUFFERS;