/* SPDX-License-Identifier: MIT * * Copyright (C) 2019-2021 WireGuard LLC. All Rights Reserved. */ package winhttp import ( "golang.org/x/sys/windows" ) type _HINTERNET windows.Handle type Error uint32 const ( _WINHTTP_ACCESS_TYPE_DEFAULT_PROXY = 0 _WINHTTP_ACCESS_TYPE_NO_PROXY = 1 _WINHTTP_ACCESS_TYPE_NAMED_PROXY = 3 _WINHTTP_ACCESS_TYPE_AUTOMATIC_PROXY = 4 _WINHTTP_FLAG_ASYNC = 0x10000000 _WINHTTP_INVALID_STATUS_CALLBACK = ^uintptr(0) _WINHTTP_CALLBACK_STATUS_RESOLVING_NAME = 0x00000001 _WINHTTP_CALLBACK_STATUS_NAME_RESOLVED = 0x00000002 _WINHTTP_CALLBACK_STATUS_CONNECTING_TO_SERVER = 0x00000004 _WINHTTP_CALLBACK_STATUS_CONNECTED_TO_SERVER = 0x00000008 _WINHTTP_CALLBACK_STATUS_SENDING_REQUEST = 0x00000010 _WINHTTP_CALLBACK_STATUS_REQUEST_SENT = 0x00000020 _WINHTTP_CALLBACK_STATUS_RECEIVING_RESPONSE = 0x00000040 _WINHTTP_CALLBACK_STATUS_RESPONSE_RECEIVED = 0x00000080 _WINHTTP_CALLBACK_STATUS_CLOSING_CONNECTION = 0x00000100 _WINHTTP_CALLBACK_STATUS_CONNECTION_CLOSED = 0x00000200 _WINHTTP_CALLBACK_STATUS_HANDLE_CREATED = 0x00000400 _WINHTTP_CALLBACK_STATUS_HANDLE_CLOSING = 0x00000800 _WINHTTP_CALLBACK_STATUS_DETECTING_PROXY = 0x00001000 _WINHTTP_CALLBACK_STATUS_REDIRECT = 0x00004000 _WINHTTP_CALLBACK_STATUS_INTERMEDIATE_RESPONSE = 0x00008000 _WINHTTP_CALLBACK_STATUS_SECURE_FAILURE = 0x00010000 _WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE = 0x00020000 _WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE = 0x00040000 _WINHTTP_CALLBACK_STATUS_READ_COMPLETE = 0x00080000 _WINHTTP_CALLBACK_STATUS_WRITE_COMPLETE = 0x00100000 _WINHTTP_CALLBACK_STATUS_REQUEST_ERROR = 0x00200000 _WINHTTP_CALLBACK_STATUS_SENDREQUEST_COMPLETE = 0x00400000 _WINHTTP_CALLBACK_STATUS_GETPROXYFORURL_COMPLETE = 0x01000000 _WINHTTP_CALLBACK_STATUS_CLOSE_COMPLETE = 0x02000000 _WINHTTP_CALLBACK_STATUS_SHUTDOWN_COMPLETE = 0x04000000 _WINHTTP_CALLBACK_STATUS_SETTINGS_WRITE_COMPLETE = 0x10000000 _WINHTTP_CALLBACK_STATUS_SETTINGS_READ_COMPLETE = 0x20000000 _WINHTTP_CALLBACK_FLAG_RESOLVE_NAME = _WINHTTP_CALLBACK_STATUS_RESOLVING_NAME | _WINHTTP_CALLBACK_STATUS_NAME_RESOLVED _WINHTTP_CALLBACK_FLAG_CONNECT_TO_SERVER = _WINHTTP_CALLBACK_STATUS_CONNECTING_TO_SERVER | _WINHTTP_CALLBACK_STATUS_CONNECTED_TO_SERVER _WINHTTP_CALLBACK_FLAG_SEND_REQUEST = _WINHTTP_CALLBACK_STATUS_SENDING_REQUEST | _WINHTTP_CALLBACK_STATUS_REQUEST_SENT _WINHTTP_CALLBACK_FLAG_RECEIVE_RESPONSE = _WINHTTP_CALLBACK_STATUS_RECEIVING_RESPONSE | _WINHTTP_CALLBACK_STATUS_RESPONSE_RECEIVED _WINHTTP_CALLBACK_FLAG_CLOSE_CONNECTION = _WINHTTP_CALLBACK_STATUS_CLOSING_CONNECTION | _WINHTTP_CALLBACK_STATUS_CONNECTION_CLOSED _WINHTTP_CALLBACK_FLAG_HANDLES = _WINHTTP_CALLBACK_STATUS_HANDLE_CREATED | _WINHTTP_CALLBACK_STATUS_HANDLE_CLOSING _WINHTTP_CALLBACK_FLAG_DETECTING_PROXY = _WINHTTP_CALLBACK_STATUS_DETECTING_PROXY _WINHTTP_CALLBACK_FLAG_REDIRECT = _WINHTTP_CALLBACK_STATUS_REDIRECT _WINHTTP_CALLBACK_FLAG_INTERMEDIATE_RESPONSE = _WINHTTP_CALLBACK_STATUS_INTERMEDIATE_RESPONSE _WINHTTP_CALLBACK_FLAG_SECURE_FAILURE = _WINHTTP_CALLBACK_STATUS_SECURE_FAILURE _WINHTTP_CALLBACK_FLAG_SENDREQUEST_COMPLETE = _WINHTTP_CALLBACK_STATUS_SENDREQUEST_COMPLETE _WINHTTP_CALLBACK_FLAG_HEADERS_AVAILABLE = _WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE _WINHTTP_CALLBACK_FLAG_DATA_AVAILABLE = _WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE _WINHTTP_CALLBACK_FLAG_READ_COMPLETE = _WINHTTP_CALLBACK_STATUS_READ_COMPLETE _WINHTTP_CALLBACK_FLAG_WRITE_COMPLETE = _WINHTTP_CALLBACK_STATUS_WRITE_COMPLETE _WINHTTP_CALLBACK_FLAG_REQUEST_ERROR = _WINHTTP_CALLBACK_STATUS_REQUEST_ERROR _WINHTTP_CALLBACK_FLAG_GETPROXYFORURL_COMPLETE = _WINHTTP_CALLBACK_STATUS_GETPROXYFORURL_COMPLETE _WINHTTP_CALLBACK_FLAG_ALL_COMPLETIONS = _WINHTTP_CALLBACK_STATUS_SENDREQUEST_COMPLETE | _WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE | _WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE | _WINHTTP_CALLBACK_STATUS_READ_COMPLETE | _WINHTTP_CALLBACK_STATUS_WRITE_COMPLETE | _WINHTTP_CALLBACK_STATUS_REQUEST_ERROR | _WINHTTP_CALLBACK_STATUS_GETPROXYFORURL_COMPLETE _WINHTTP_CALLBACK_FLAG_ALL_NOTIFICATIONS = 0xffffffff _INTERNET_DEFAULT_PORT = 0 _INTERNET_DEFAULT_HTTP_PORT = 80 _INTERNET_DEFAULT_HTTPS_PORT = 443 _WINHTTP_FLAG_SECURE = 0x00800000 _WINHTTP_FLAG_ESCAPE_PERCENT = 0x00000004 _WINHTTP_FLAG_NULL_CODEPAGE = 0x00000008 _WINHTTP_FLAG_BYPASS_PROXY_CACHE = 0x00000100 _WINHTTP_FLAG_REFRESH = _WINHTTP_FLAG_BYPASS_PROXY_CACHE _WINHTTP_FLAG_ESCAPE_DISABLE = 0x00000040 _WINHTTP_FLAG_ESCAPE_DISABLE_QUERY = 0x00000080 _WINHTTP_QUERY_MIME_VERSION = 0 _WINHTTP_QUERY_CONTENT_TYPE = 1 _WINHTTP_QUERY_CONTENT_TRANSFER_ENCODING = 2 _WINHTTP_QUERY_CONTENT_ID = 3 _WINHTTP_QUERY_CONTENT_DESCRIPTION = 4 _WINHTTP_QUERY_CONTENT_LENGTH = 5 _WINHTTP_QUERY_CONTENT_LANGUAGE = 6 _WINHTTP_QUERY_ALLOW = 7 _WINHTTP_QUERY_PUBLIC = 8 _WINHTTP_QUERY_DATE = 9 _WINHTTP_QUERY_EXPIRES = 10 _WINHTTP_QUERY_LAST_MODIFIED = 11 _WINHTTP_QUERY_MESSAGE_ID = 12 _WINHTTP_QUERY_URI = 13 _WINHTTP_QUERY_DERIVED_FROM = 14 _WINHTTP_QUERY_COST = 15 _WINHTTP_QUERY_LINK = 16 _WINHTTP_QUERY_PRAGMA = 17 _WINHTTP_QUERY_VERSION = 18 _WINHTTP_QUERY_STATUS_CODE = 19 _WINHTTP_QUERY_STATUS_TEXT = 20 _WINHTTP_QUERY_RAW_HEADERS = 21 _WINHTTP_QUERY_RAW_HEADERS_CRLF = 22 _WINHTTP_QUERY_CONNECTION = 23 _WINHTTP_QUERY_ACCEPT = 24 _WINHTTP_QUERY_ACCEPT_CHARSET = 25 _WINHTTP_QUERY_ACCEPT_ENCODING = 26 _WINHTTP_QUERY_ACCEPT_LANGUAGE = 27 _WINHTTP_QUERY_AUTHORIZATION = 28 _WINHTTP_QUERY_CONTENT_ENCODING = 29 _WINHTTP_QUERY_FORWARDED = 30 _WINHTTP_QUERY_FROM = 31 _WINHTTP_QUERY_IF_MODIFIED_SINCE = 32 _WINHTTP_QUERY_LOCATION = 33 _WINHTTP_QUERY_ORIG_URI = 34 _WINHTTP_QUERY_REFERER = 35 _WINHTTP_QUERY_RETRY_AFTER = 36 _WINHTTP_QUERY_SERVER = 37 _WINHTTP_QUERY_TITLE = 38 _WINHTTP_QUERY_USER_AGENT = 39 _WINHTTP_QUERY_WWW_AUTHENTICATE = 40 _WINHTTP_QUERY_PROXY_AUTHENTICATE = 41 _WINHTTP_QUERY_ACCEPT_RANGES = 42 _WINHTTP_QUERY_SET_COOKIE = 43 _WINHTTP_QUERY_COOKIE = 44 _WINHTTP_QUERY_REQUEST_METHOD = 45 _WINHTTP_QUERY_REFRESH = 46 _WINHTTP_QUERY_CONTENT_DISPOSITION = 47 _WINHTTP_QUERY_AGE = 48 _WINHTTP_QUERY_CACHE_CONTROL = 49 _WINHTTP_QUERY_CONTENT_BASE = 50 _WINHTTP_QUERY_CONTENT_LOCATION = 51 _WINHTTP_QUERY_CONTENT_MD5 = 52 _WINHTTP_QUERY_CONTENT_RANGE = 53 _WINHTTP_QUERY_ETAG = 54 _WINHTTP_QUERY_HOST = 55 _WINHTTP_QUERY_IF_MATCH = 56 _WINHTTP_QUERY_IF_NONE_MATCH = 57 _WINHTTP_QUERY_IF_RANGE = 58 _WINHTTP_QUERY_IF_UNMODIFIED_SINCE = 59 _WINHTTP_QUERY_MAX_FORWARDS = 60 _WINHTTP_QUERY_PROXY_AUTHORIZATION = 61 _WINHTTP_QUERY_RANGE = 62 _WINHTTP_QUERY_TRANSFER_ENCODING = 63 _WINHTTP_QUERY_UPGRADE = 64 _WINHTTP_QUERY_VARY = 65 _WINHTTP_QUERY_VIA = 66 _WINHTTP_QUERY_WARNING = 67 _WINHTTP_QUERY_EXPECT = 68 _WINHTTP_QUERY_PROXY_CONNECTION = 69 _WINHTTP_QUERY_UNLESS_MODIFIED_SINCE = 70 _WINHTTP_QUERY_PROXY_SUPPORT = 75 _WINHTTP_QUERY_AUTHENTICATION_INFO = 76 _WINHTTP_QUERY_PASSPORT_URLS = 77 _WINHTTP_QUERY_PASSPORT_CONFIG = 78 _WINHTTP_QUERY_MAX = 78 _WINHTTP_QUERY_CUSTOM = 65535 _WINHTTP_QUERY_FLAG_REQUEST_HEADERS = 0x80000000 _WINHTTP_QUERY_FLAG_SYSTEMTIME = 0x40000000 _WINHTTP_QUERY_FLAG_NUMBER = 0x20000000 _WINHTTP_QUERY_FLAG_NUMBER64 = 0x08000000 _WINHTTP_FIRST_OPTION = _WINHTTP_OPTION_CALLBACK _WINHTTP_OPTION_CALLBACK = 1 _WINHTTP_OPTION_RESOLVE_TIMEOUT = 2 _WINHTTP_OPTION_CONNECT_TIMEOUT = 3 _WINHTTP_OPTION_CONNECT_RETRIES = 4 _WINHTTP_OPTION_SEND_TIMEOUT = 5 _WINHTTP_OPTION_RECEIVE_TIMEOUT = 6 _WINHTTP_OPTION_RECEIVE_RESPONSE_TIMEOUT = 7 _WINHTTP_OPTION_HANDLE_TYPE = 9 _WINHTTP_OPTION_READ_BUFFER_SIZE = 12 _WINHTTP_OPTION_WRITE_BUFFER_SIZE = 13 _WINHTTP_OPTION_PARENT_HANDLE = 21 _WINHTTP_OPTION_EXTENDED_ERROR = 24 _WINHTTP_OPTION_SECURITY_FLAGS = 31 _WINHTTP_OPTION_SECURITY_CERTIFICATE_STRUCT = 32 _WINHTTP_OPTION_URL = 34 _WINHTTP_OPTION_SECURITY_KEY_BITNESS = 36 _WINHTTP_OPTION_PROXY = 38 _WINHTTP_OPTION_PROXY_RESULT_ENTRY = 39 _WINHTTP_OPTION_USER_AGENT = 41 _WINHTTP_OPTION_CONTEXT_VALUE = 45 _WINHTTP_OPTION_CLIENT_CERT_CONTEXT = 47 _WINHTTP_OPTION_REQUEST_PRIORITY = 58 _WINHTTP_OPTION_HTTP_VERSION = 59 _WINHTTP_OPTION_DISABLE_FEATURE = 63 _WINHTTP_OPTION_CODEPAGE = 68 _WINHTTP_OPTION_MAX_CONNS_PER_SERVER = 73 _WINHTTP_OPTION_MAX_CONNS_PER_1_0_SERVER = 74 _WINHTTP_OPTION_AUTOLOGON_POLICY = 77 _WINHTTP_OPTION_SERVER_CERT_CONTEXT = 78 _WINHTTP_OPTION_ENABLE_FEATURE = 79 _WINHTTP_OPTION_WORKER_THREAD_COUNT = 80 _WINHTTP_OPTION_PASSPORT_COBRANDING_TEXT = 81 _WINHTTP_OPTION_PASSPORT_COBRANDING_URL = 82 _WINHTTP_OPTION_CONFIGURE_PASSPORT_AUTH = 83 _WINHTTP_OPTION_SECURE_PROTOCOLS = 84 _WINHTTP_OPTION_ENABLETRACING = 85 _WINHTTP_OPTION_PASSPORT_SIGN_OUT = 86 _WINHTTP_OPTION_PASSPORT_RETURN_URL = 87 _WINHTTP_OPTION_REDIRECT_POLICY = 88 _WINHTTP_OPTION_MAX_HTTP_AUTOMATIC_REDIRECTS = 89 _WINHTTP_OPTION_MAX_HTTP_STATUS_CONTINUE = 90 _WINHTTP_OPTION_MAX_RESPONSE_HEADER_SIZE = 91 _WINHTTP_OPTION_MAX_RESPONSE_DRAIN_SIZE = 92 _WINHTTP_OPTION_CONNECTION_INFO = 93 _WINHTTP_OPTION_CLIENT_CERT_ISSUER_LIST = 94 _WINHTTP_OPTION_SPN = 96 _WINHTTP_OPTION_GLOBAL_PROXY_CREDS = 97 _WINHTTP_OPTION_GLOBAL_SERVER_CREDS = 98 _WINHTTP_OPTION_UNLOAD_NOTIFY_EVENT = 99 _WINHTTP_OPTION_REJECT_USERPWD_IN_URL = 100 _WINHTTP_OPTION_USE_GLOBAL_SERVER_CREDENTIALS = 101 _WINHTTP_OPTION_RECEIVE_PROXY_CONNECT_RESPONSE = 103 _WINHTTP_OPTION_IS_PROXY_CONNECT_RESPONSE = 104 _WINHTTP_OPTION_SERVER_SPN_USED = 106 _WINHTTP_OPTION_PROXY_SPN_USED = 107 _WINHTTP_OPTION_SERVER_CBT = 108 _WINHTTP_OPTION_UNSAFE_HEADER_PARSING = 110 _WINHTTP_OPTION_ASSURED_NON_BLOCKING_CALLBACKS = 111 _WINHTTP_OPTION_UPGRADE_TO_WEB_SOCKET = 114 _WINHTTP_OPTION_WEB_SOCKET_CLOSE_TIMEOUT = 115 _WINHTTP_OPTION_WEB_SOCKET_KEEPALIVE_INTERVAL = 116 _WINHTTP_OPTION_DECOMPRESSION = 118 _WINHTTP_OPTION_WEB_SOCKET_RECEIVE_BUFFER_SIZE = 122 _WINHTTP_OPTION_WEB_SOCKET_SEND_BUFFER_SIZE = 123 _WINHTTP_OPTION_TCP_PRIORITY_HINT = 128 _WINHTTP_OPTION_CONNECTION_FILTER = 131 _WINHTTP_OPTION_ENABLE_HTTP_PROTOCOL = 133 _WINHTTP_OPTION_HTTP_PROTOCOL_USED = 134 _WINHTTP_OPTION_KDC_PROXY_SETTINGS = 136 _WINHTTP_OPTION_ENCODE_EXTRA = 138 _WINHTTP_OPTION_DISABLE_STREAM_QUEUE = 139 _WINHTTP_OPTION_IPV6_FAST_FALLBACK = 140 _WINHTTP_OPTION_CONNECTION_STATS_V0 = 141 _WINHTTP_OPTION_REQUEST_TIMES = 142 _WINHTTP_OPTION_EXPIRE_CONNECTION = 143 _WINHTTP_OPTION_DISABLE_SECURE_PROTOCOL_FALLBACK = 144 _WINHTTP_OPTION_HTTP_PROTOCOL_REQUIRED = 145 _WINHTTP_OPTION_REQUEST_STATS = 146 _WINHTTP_OPTION_SERVER_CERT_CHAIN_CONTEXT = 147 _WINHTTP_LAST_OPTION = _WINHTTP_OPTION_SERVER_CERT_CHAIN_CONTEXT _ICU_ESCAPE = 0x80000000 _ICU_ESCAPE_AUTHORITY = 0x00002000 _ICU_REJECT_USERPWD = 0x00004000 _INTERNET_SCHEME_HTTP = 1 _INTERNET_SCHEME_HTTPS = 2 _INTERNET_SCHEME_FTP = 3 _INTERNET_SCHEME_SOCKS = 4 _WINHTTP_ERROR_BASE = 12000 _ERROR_WINHTTP_OUT_OF_HANDLES = Error(12000 + 1) _ERROR_WINHTTP_TIMEOUT = Error(12000 + 2) _ERROR_WINHTTP_INTERNAL_ERROR = Error(12000 + 4) _ERROR_WINHTTP_INVALID_URL = Error(12000 + 5) _ERROR_WINHTTP_UNRECOGNIZED_SCHEME = Error(12000 + 6) _ERROR_WINHTTP_NAME_NOT_RESOLVED = Error(12000 + 7) _ERROR_WINHTTP_INVALID_OPTION = Error(12000 + 9) _ERROR_WINHTTP_OPTION_NOT_SETTABLE = Error(12000 + 11) _ERROR_WINHTTP_SHUTDOWN = Error(12000 + 12) _ERROR_WINHTTP_LOGIN_FAILURE = Error(12000 + 15) _ERROR_WINHTTP_OPERATION_CANCELLED = Error(12000 + 17) _ERROR_WINHTTP_INCORRECT_HANDLE_TYPE = Error(12000 + 18) _ERROR_WINHTTP_INCORRECT_HANDLE_STATE = Error(12000 + 19) _ERROR_WINHTTP_CANNOT_CONNECT = Error(12000 + 29) _ERROR_WINHTTP_CONNECTION_ERROR = Error(12000 + 30) _ERROR_WINHTTP_RESEND_REQUEST = Error(12000 + 32) _ERROR_WINHTTP_CLIENT_AUTH_CERT_NEEDED = Error(12000 + 44) _ERROR_WINHTTP_CANNOT_CALL_BEFORE_OPEN = Error(12000 + 100) _ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND = Error(12000 + 101) _ERROR_WINHTTP_CANNOT_CALL_AFTER_SEND = Error(12000 + 102) _ERROR_WINHTTP_CANNOT_CALL_AFTER_OPEN = Error(12000 + 103) _ERROR_WINHTTP_HEADER_NOT_FOUND = Error(12000 + 150) _ERROR_WINHTTP_INVALID_SERVER_RESPONSE = Error(12000 + 152) _ERROR_WINHTTP_INVALID_HEADER = Error(12000 + 153) _ERROR_WINHTTP_INVALID_QUERY_REQUEST = Error(12000 + 154) _ERROR_WINHTTP_HEADER_ALREADY_EXISTS = Error(12000 + 155) _ERROR_WINHTTP_REDIRECT_FAILED = Error(12000 + 156) _ERROR_WINHTTP_AUTO_PROXY_SERVICE_ERROR = Error(12000 + 178) _ERROR_WINHTTP_BAD_AUTO_PROXY_SCRIPT = Error(12000 + 166) _ERROR_WINHTTP_UNABLE_TO_DOWNLOAD_SCRIPT = Error(12000 + 167) _ERROR_WINHTTP_UNHANDLED_SCRIPT_TYPE = Error(12000 + 176) _ERROR_WINHTTP_SCRIPT_EXECUTION_ERROR = Error(12000 + 177) _ERROR_WINHTTP_NOT_INITIALIZED = Error(12000 + 172) _ERROR_WINHTTP_SECURE_FAILURE = Error(12000 + 175) _ERROR_WINHTTP_SECURE_CERT_DATE_INVALID = Error(12000 + 37) _ERROR_WINHTTP_SECURE_CERT_CN_INVALID = Error(12000 + 38) _ERROR_WINHTTP_SECURE_INVALID_CA = Error(12000 + 45) _ERROR_WINHTTP_SECURE_CERT_REV_FAILED = Error(12000 + 57) _ERROR_WINHTTP_SECURE_CHANNEL_ERROR = Error(12000 + 157) _ERROR_WINHTTP_SECURE_INVALID_CERT = Error(12000 + 169) _ERROR_WINHTTP_SECURE_CERT_REVOKED = Error(12000 + 170) _ERROR_WINHTTP_SECURE_CERT_WRONG_USAGE = Error(12000 + 179) _ERROR_WINHTTP_AUTODETECTION_FAILED = Error(12000 + 180) _ERROR_WINHTTP_HEADER_COUNT_EXCEEDED = Error(12000 + 181) _ERROR_WINHTTP_HEADER_SIZE_OVERFLOW = Error(12000 + 182) _ERROR_WINHTTP_CHUNKED_ENCODING_HEADER_SIZE_OVERFLOW = Error(12000 + 183) _ERROR_WINHTTP_RESPONSE_DRAIN_OVERFLOW = Error(12000 + 184) _ERROR_WINHTTP_CLIENT_CERT_NO_PRIVATE_KEY = Error(12000 + 185) _ERROR_WINHTTP_CLIENT_CERT_NO_ACCESS_PRIVATE_KEY = Error(12000 + 186) _ERROR_WINHTTP_CLIENT_AUTH_CERT_NEEDED_PROXY = Error(12000 + 187) _ERROR_WINHTTP_SECURE_FAILURE_PROXY = Error(12000 + 188) _ERROR_WINHTTP_RESERVED_189 = Error(12000 + 189) _ERROR_WINHTTP_HTTP_PROTOCOL_MISMATCH = Error(12000 + 190) _WINHTTP_ERROR_LAST = _WINHTTP_ERROR_BASE + 190 ) type _URL_COMPONENTS struct { structSize uint32 scheme *uint16 schemeLength uint32 schemeType uint32 hostName *uint16 hostNameLength uint32 port uint16 username *uint16 usernameLength uint32 password *uint16 passwordLength uint32 urlPath *uint16 urlPathLength uint32 extraInfo *uint16 extraInfoLength uint32 } //sys winHttpOpen(userAgent *uint16, accessType uint32, proxy *uint16, proxyBypass *uint16, flags uint32) (sessionHandle _HINTERNET, err error) = winhttp.WinHttpOpen //sys winHttpSetStatusCallback(handle _HINTERNET, callback uintptr, notificationFlags uint32, reserved uintptr) (previousCallback uintptr, err error) [failretval==_WINHTTP_INVALID_STATUS_CALLBACK] = winhttp.WinHttpSetStatusCallback //sys winHttpCloseHandle(handle _HINTERNET) (err error) = winhttp.WinHttpCloseHandle //sys winHttpConnect(sessionHandle _HINTERNET, serverName *uint16, serverPort uint16, reserved uint32) (handle _HINTERNET, err error) = winhttp.WinHttpConnect //sys winHttpOpenRequest(connectHandle _HINTERNET, verb *uint16, objectName *uint16, version *uint16, referrer *uint16, acceptTypes **uint16, flags uint32) (requestHandle _HINTERNET, err error) = winhttp.WinHttpOpenRequest //sys winHttpSendRequest(requestHandle _HINTERNET, headers *uint16, headersLength uint32, optional *byte, optionalLength uint32, totalLength uint32, context uintptr) (err error) = winhttp.WinHttpSendRequest //sys winHttpReceiveResponse(requestHandle _HINTERNET, reserved uintptr) (err error) = winhttp.WinHttpReceiveResponse //sys winHttpQueryHeaders(requestHandle _HINTERNET, infoLevel uint32, name *uint16, buffer unsafe.Pointer, bufferLen *uint32, index *uint32) (err error) = winhttp.WinHttpQueryHeaders //sys winHttpQueryDataAvailable(requestHandle _HINTERNET, bytesAvailable *uint32) (err error) = winhttp.WinHttpQueryDataAvailable //sys winHttpReadData(requestHandle _HINTERNET, buffer *byte, bufferSize uint32, bytesRead *uint32) (err error) = winhttp.WinHttpReadData //sys winHttpCrackUrl(url *uint16, urlSize uint32, flags uint32, components *_URL_COMPONENTS) (err error) = winhttp.WinHttpCrackUrl //sys winHttpSetOption(sessionOrRequestHandle _HINTERNET, option uint32, buffer unsafe.Pointer, bufferLen uint32) (err error) = winhttp.WinHttpSetOption