windows-nt/Source/XPSP1/NT/public/sdk/inc/winhttp.h

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) Microsoft Corporation. All rights reserved.
Module Name:
winhttp.h
Abstract:
Contains manifests, macros, types and prototypes for Windows HTTP Services
--*/
#if !defined(_WINHTTPX_)
#define _WINHTTPX_
/*
* Set up Structure Packing to be 4 bytes for all winhttp structures
*/
#if defined(_WIN64)
#include <pshpack8.h>
#else
#include <pshpack4.h>
#endif
#if defined(__cplusplus)
extern "C" {
#endif
#if !defined(_WINHTTP_INTERNAL_)
#define WINHTTPAPI DECLSPEC_IMPORT
#else
#define WINHTTPAPI
#endif
#define BOOLAPI WINHTTPAPI BOOL WINAPI
//
// types
//
typedef LPVOID HINTERNET;
typedef HINTERNET * LPHINTERNET;
typedef WORD INTERNET_PORT;
typedef INTERNET_PORT * LPINTERNET_PORT;
//
// manifests
//
#define INTERNET_DEFAULT_PORT 0 // use the protocol-specific default
#define INTERNET_DEFAULT_HTTP_PORT 80 // " " HTTP "
#define INTERNET_DEFAULT_HTTPS_PORT 443 // " " HTTPS "
// flags for WinHttpOpen():
#define WINHTTP_FLAG_ASYNC 0x10000000 // this session is asynchronous (where supported)
// flags for WinHttpOpenRequest():
#define WINHTTP_FLAG_SECURE 0x00800000 // use SSL if applicable (HTTPS)
#define WINHTTP_FLAG_ESCAPE_PERCENT 0x00000004 // if escaping enabled, escape percent as well
#define WINHTTP_FLAG_NULL_CODEPAGE 0x00000008 // assume all symbols are ASCII, use fast convertion
#define WINHTTP_FLAG_BYPASS_PROXY_CACHE 0x00000100 // add "pragma: no-cache" request header
#define WINHTTP_FLAG_REFRESH WINHTTP_FLAG_BYPASS_PROXY_CACHE
#define WINHTTP_FLAG_ESCAPE_DISABLE 0x00000040 // disable escaping
#define WINHTTP_FLAG_ESCAPE_DISABLE_QUERY 0x00000080 // if escaping enabled escape path part, but do not escape query
#define SECURITY_FLAG_IGNORE_UNKNOWN_CA 0x00000100
#define SECURITY_FLAG_IGNORE_CERT_DATE_INVALID 0x00002000 // expired X509 Cert.
#define SECURITY_FLAG_IGNORE_CERT_CN_INVALID 0x00001000 // bad common name in X509 Cert.
#define SECURITY_FLAG_IGNORE_CERT_WRONG_USAGE 0x00000200
//
// WINHTTP_ASYNC_RESULT - this structure is returned to the application via
// the callback with WINHTTP_CALLBACK_STATUS_REQUEST_COMPLETE. It is not sufficient to
// just return the result of the async operation. If the API failed then the
// app cannot call GetLastError() because the thread context will be incorrect.
// Both the value returned by the async API and any resultant error code are
// made available. The app need not check dwError if dwResult indicates that
// the API succeeded (in this case dwError will be ERROR_SUCCESS)
//
typedef struct
{
DWORD_PTR dwResult; // the HINTERNET, DWORD or BOOL return code from an async API
DWORD dwError; // the error code if the API failed
}
WINHTTP_ASYNC_RESULT, * LPWINHTTP_ASYNC_RESULT;
//
// HTTP_VERSION_INFO - query or set global HTTP version (1.0 or 1.1)
//
typedef struct
{
DWORD dwMajorVersion;
DWORD dwMinorVersion;
}
HTTP_VERSION_INFO, * LPHTTP_VERSION_INFO;
//
// INTERNET_SCHEME - URL scheme type
//
typedef int INTERNET_SCHEME, * LPINTERNET_SCHEME;
#define INTERNET_SCHEME_HTTP (1)
#define INTERNET_SCHEME_HTTPS (2)
//
// URL_COMPONENTS - the constituent parts of an URL. Used in WinHttpCrackUrl()
// and WinHttpCreateUrl()
//
// For WinHttpCrackUrl(), if a pointer field and its corresponding length field
// are both 0 then that component is not returned. If the pointer field is NULL
// but the length field is not zero, then both the pointer and length fields are
// returned if both pointer and corresponding length fields are non-zero then
// the pointer field points to a buffer where the component is copied. The
// component may be un-escaped, depending on dwFlags
//
// For WinHttpCreateUrl(), the pointer fields should be NULL if the component
// is not required. If the corresponding length field is zero then the pointer
// field is the address of a zero-terminated string. If the length field is not
// zero then it is the string length of the corresponding pointer field
//
#pragma warning( disable : 4121 ) // disable alignment warning
typedef struct
{
DWORD dwStructSize; // size of this structure. Used in version check
LPWSTR lpszScheme; // pointer to scheme name
DWORD dwSchemeLength; // length of scheme name
INTERNET_SCHEME nScheme; // enumerated scheme type (if known)
LPWSTR lpszHostName; // pointer to host name
DWORD dwHostNameLength; // length of host name
INTERNET_PORT nPort; // converted port number
LPWSTR lpszUserName; // pointer to user name
DWORD dwUserNameLength; // length of user name
LPWSTR lpszPassword; // pointer to password
DWORD dwPasswordLength; // length of password
LPWSTR lpszUrlPath; // pointer to URL-path
DWORD dwUrlPathLength; // length of URL-path
LPWSTR lpszExtraInfo; // pointer to extra information (e.g. ?foo or #foo)
DWORD dwExtraInfoLength; // length of extra information
}
URL_COMPONENTS, * LPURL_COMPONENTS;
typedef URL_COMPONENTS URL_COMPONENTSW;
typedef LPURL_COMPONENTS LPURL_COMPONENTSW;
#pragma warning( default : 4121 ) // restore alignment warning
//
// WINHTTP_PROXY_INFO - structure supplied with WINHTTP_OPTION_PROXY to get/
// set proxy information on a WinHttpOpen() handle
//
typedef struct
{
DWORD dwAccessType; // see WINHTTP_ACCESS_* types below
LPWSTR lpszProxy; // proxy server list
LPWSTR lpszProxyBypass; // proxy bypass list
}
WINHTTP_PROXY_INFO, * LPWINHTTP_PROXY_INFO;
typedef WINHTTP_PROXY_INFO WINHTTP_PROXY_INFOW;
typedef LPWINHTTP_PROXY_INFO LPWINHTTP_PROXY_INFOW;
typedef struct
{
DWORD dwFlags;
DWORD dwAutoDetectFlags;
LPCWSTR lpszAutoConfigUrl;
LPVOID lpvReserved;
DWORD dwReserved;
BOOL fAutoLogonIfChallenged;
}
WINHTTP_AUTOPROXY_OPTIONS;
#define WINHTTP_AUTOPROXY_AUTO_DETECT 0x00000001
#define WINHTTP_AUTOPROXY_CONFIG_URL 0x00000002
#define WINHTTP_AUTOPROXY_RUN_INPROCESS 0x00010000
//
// Flags for dwAutoDetectFlags
//
#define WINHTTP_AUTO_DETECT_TYPE_DHCP 0x00000001
#define WINHTTP_AUTO_DETECT_TYPE_DNS_A 0x00000002
//
// WINHTTP_CERTIFICATE_INFO lpBuffer - contains the certificate returned from
// the server
//
typedef struct
{
//
// ftExpiry - date the certificate expires.
//
FILETIME ftExpiry;
//
// ftStart - date the certificate becomes valid.
//
FILETIME ftStart;
//
// lpszSubjectInfo - the name of organization, site, and server
// the cert. was issued for.
//
LPWSTR lpszSubjectInfo;
//
// lpszIssuerInfo - the name of orgainzation, site, and server
// the cert was issues by.
//
LPWSTR lpszIssuerInfo;
//
// lpszProtocolName - the name of the protocol used to provide the secure
// connection.
//
LPWSTR lpszProtocolName;
//
// lpszSignatureAlgName - the name of the algorithm used for signing
// the certificate.
//
LPWSTR lpszSignatureAlgName;
//
// lpszEncryptionAlgName - the name of the algorithm used for
// doing encryption over the secure channel (SSL) connection.
//
LPWSTR lpszEncryptionAlgName;
//
// dwKeySize - size of the key.
//
DWORD dwKeySize;
}
WINHTTP_CERTIFICATE_INFO;
//
// prototypes
//
BOOLAPI
WinHttpTimeFromSystemTime
(
IN CONST SYSTEMTIME *pst, // input GMT time
OUT LPWSTR pwszTime // output string buffer
);
//
// constants for WinHttpTimeFromSystemTime
//
#define WINHTTP_TIME_FORMAT_BUFSIZE 62
BOOLAPI
WinHttpTimeToSystemTime
(
IN LPCWSTR pwszTime, // NULL terminated string
OUT SYSTEMTIME *pst // output in GMT time
);
//
// flags for CrackUrl() and CombineUrl()
//
#define ICU_NO_ENCODE 0x20000000 // Don't convert unsafe characters to escape sequence
#define ICU_DECODE 0x10000000 // Convert %XX escape sequences to characters
#define ICU_NO_META 0x08000000 // Don't convert .. etc. meta path sequences
#define ICU_ENCODE_SPACES_ONLY 0x04000000 // Encode spaces only
#define ICU_BROWSER_MODE 0x02000000 // Special encode/decode rules for browser
#define ICU_ENCODE_PERCENT 0x00001000 // Encode any percent (ASCII25)
// signs encountered, default is to not encode percent.
BOOLAPI
WinHttpCrackUrl
(
IN LPCWSTR pwszUrl,
IN DWORD dwUrlLength,
IN DWORD dwFlags,
IN OUT LPURL_COMPONENTS lpUrlComponents
);
BOOLAPI
WinHttpCreateUrl
(
IN LPURL_COMPONENTS lpUrlComponents,
IN DWORD dwFlags,
OUT LPWSTR pwszUrl,
IN OUT LPDWORD lpdwUrlLength
);
//
// flags for WinHttpCrackUrl() and WinHttpCreateUrl()
//
#define ICU_ESCAPE 0x80000000 // (un)escape URL characters
BOOLAPI
WinHttpCheckPlatform(void);
WINHTTPAPI BOOL WINAPI WinHttpGetDefaultProxyConfiguration( IN OUT WINHTTP_PROXY_INFO * pProxyInfo);
WINHTTPAPI BOOL WINAPI WinHttpSetDefaultProxyConfiguration( IN WINHTTP_PROXY_INFO * pProxyInfo);
WINHTTPAPI
HINTERNET
WINAPI
WinHttpOpen
(
IN LPCWSTR pwszUserAgent,
IN DWORD dwAccessType,
IN LPCWSTR pwszProxyName OPTIONAL,
IN LPCWSTR pwszProxyBypass OPTIONAL,
IN DWORD dwFlags
);
// WinHttpOpen dwAccessType values (also for WINHTTP_PROXY_INFO::dwAccessType)
#define WINHTTP_ACCESS_TYPE_DEFAULT_PROXY 0
#define WINHTTP_ACCESS_TYPE_NO_PROXY 1
#define WINHTTP_ACCESS_TYPE_NAMED_PROXY 3
// WinHttpOpen prettifiers for optional parameters
#define WINHTTP_NO_PROXY_NAME NULL
#define WINHTTP_NO_PROXY_BYPASS NULL
BOOLAPI
WinHttpCloseHandle
(
IN HINTERNET hInternet
);
WINHTTPAPI
HINTERNET
WINAPI
WinHttpConnect
(
IN HINTERNET hSession,
IN LPCWSTR pswzServerName,
IN INTERNET_PORT nServerPort,
IN DWORD dwReserved
);
BOOLAPI
WinHttpReadData
(
IN HINTERNET hRequest,
IN LPVOID lpBuffer,
IN DWORD dwNumberOfBytesToRead,
OUT LPDWORD lpdwNumberOfBytesRead
);
BOOLAPI
WinHttpWriteData
(
IN HINTERNET hRequest,
IN LPCVOID lpBuffer,
IN DWORD dwNumberOfBytesToWrite,
OUT LPDWORD lpdwNumberOfBytesWritten
);
BOOLAPI
WinHttpQueryDataAvailable
(
IN HINTERNET hRequest,
OUT LPDWORD lpdwNumberOfBytesAvailable OPTIONAL
);
BOOLAPI
WinHttpQueryOption
(
IN HINTERNET hInternet,
IN DWORD dwOption,
OUT LPVOID lpBuffer OPTIONAL,
IN OUT LPDWORD lpdwBufferLength
);
BOOLAPI
WinHttpSetOption
(
IN HINTERNET hInternet,
IN DWORD dwOption,
IN LPVOID lpBuffer,
IN DWORD dwBufferLength
);
BOOLAPI
WinHttpSetTimeouts
(
IN HINTERNET hInternet, // Session/Request handle.
IN int nResolveTimeout,
IN int nConnectTimeout,
IN int nSendTimeout,
IN int nReceiveTimeout
);
//
// options manifests for WinHttp{Query|Set}Option
//
#define WINHTTP_FIRST_OPTION WINHTTP_OPTION_CALLBACK
#define WINHTTP_OPTION_CALLBACK 1
#define WINHTTP_OPTION_RESOLVE_TIMEOUT 2
#define WINHTTP_OPTION_CONNECT_TIMEOUT 3
#define WINHTTP_OPTION_CONNECT_RETRIES 4
#define WINHTTP_OPTION_SEND_TIMEOUT 5
#define WINHTTP_OPTION_RECEIVE_TIMEOUT 6
#define WINHTTP_OPTION_HANDLE_TYPE 9
#define WINHTTP_OPTION_READ_BUFFER_SIZE 12
#define WINHTTP_OPTION_WRITE_BUFFER_SIZE 13
#define WINHTTP_OPTION_PARENT_HANDLE 21
#define WINHTTP_OPTION_EXTENDED_ERROR 24
#define WINHTTP_OPTION_SECURITY_FLAGS 31
#define WINHTTP_OPTION_SECURITY_CERTIFICATE_STRUCT 32
#define WINHTTP_OPTION_URL 34
#define WINHTTP_OPTION_SECURITY_KEY_BITNESS 36
#define WINHTTP_OPTION_PROXY 38
#define WINHTTP_OPTION_USER_AGENT 41
#define WINHTTP_OPTION_CONTEXT_VALUE 45
#define WINHTTP_OPTION_CLIENT_CERT_CONTEXT 47
#define WINHTTP_OPTION_REQUEST_PRIORITY 58
#define WINHTTP_OPTION_HTTP_VERSION 59
#define WINHTTP_OPTION_DISABLE_FEATURE 63
#define WINHTTP_OPTION_CODEPAGE 68
#define WINHTTP_OPTION_MAX_CONNS_PER_SERVER 73
#define WINHTTP_OPTION_MAX_CONNS_PER_1_0_SERVER 74
#define WINHTTP_OPTION_AUTOLOGON_POLICY 77
#define WINHTTP_OPTION_SERVER_CERT_CONTEXT 78
#define WINHTTP_OPTION_ENABLE_FEATURE 79
#define WINHTTP_OPTION_WORKER_THREAD_COUNT 80
#define WINHTTP_OPTION_PASSPORT_COBRANDING_TEXT 81
#define WINHTTP_OPTION_PASSPORT_COBRANDING_URL 82
#define WINHTTP_OPTION_CONFIGURE_PASSPORT_AUTH 83
#define WINHTTP_OPTION_SECURE_PROTOCOLS 84
#define WINHTTP_OPTION_ENABLETRACING 85
#define WINHTTP_OPTION_PASSPORT_SIGN_OUT 86
#define WINHTTP_OPTION_PASSPORT_RETURN_URL 87
#define WINHTTP_OPTION_REDIRECT_POLICY 88
#define WINHTTP_LAST_OPTION WINHTTP_OPTION_REDIRECT_POLICY
#define WINHTTP_OPTION_USERNAME 0x1000
#define WINHTTP_OPTION_PASSWORD 0x1001
#define WINHTTP_OPTION_PROXY_USERNAME 0x1002
#define WINHTTP_OPTION_PROXY_PASSWORD 0x1003
// manifest value for WINHTTP_OPTION_MAX_CONNS_PER_SERVER and WINHTTP_OPTION_MAX_CONNS_PER_1_0_SERVER
#define WINHTTP_CONNS_PER_SERVER_UNLIMITED 0xFFFFFFFF
// values for WINHTTP_OPTION_AUTOLOGON_POLICY
#define WINHTTP_AUTOLOGON_SECURITY_LEVEL_MEDIUM 0
#define WINHTTP_AUTOLOGON_SECURITY_LEVEL_LOW 1
#define WINHTTP_AUTOLOGON_SECURITY_LEVEL_HIGH 2
// values for WINHTTP_OPTION_REDIRECT_POLICY
#define WINHTTP_OPTION_REDIRECT_POLICY_NEVER 0
#define WINHTTP_OPTION_REDIRECT_POLICY_DISALLOW_HTTPS_TO_HTTP 1
#define WINHTTP_OPTION_REDIRECT_POLICY_ALWAYS 2
#define WINHTTP_OPTION_REDIRECT_POLICY_LAST WINHTTP_OPTION_REDIRECT_POLICY_ALWAYS
#define WINHTTP_OPTION_REDIRECT_POLICY_DEFAULT WINHTTP_OPTION_REDIRECT_POLICY_DISALLOW_HTTPS_TO_HTTP
#define WINHTTP_DISABLE_PASSPORT_AUTH 0x00000000
#define WINHTTP_ENABLE_PASSPORT_AUTH 0x10000000
#define WINHTTP_DISABLE_PASSPORT_KEYRING 0x20000000
#define WINHTTP_ENABLE_PASSPORT_KEYRING 0x40000000
// values for WINHTTP_OPTION_DISABLE_FEATURE
#define WINHTTP_DISABLE_COOKIES 0x00000001
#define WINHTTP_DISABLE_REDIRECTS 0x00000002
#define WINHTTP_DISABLE_AUTHENTICATION 0x00000004
#define WINHTTP_DISABLE_KEEP_ALIVE 0x00000008
// values for WINHTTP_OPTION_ENABLE_FEATURE
#define WINHTTP_ENABLE_SSL_REVOCATION 0x00000001
#define WINHTTP_ENABLE_SSL_REVERT_IMPERSONATION 0x00000002
//
// winhttp handle types
//
#define WINHTTP_HANDLE_TYPE_SESSION 1
#define WINHTTP_HANDLE_TYPE_CONNECT 2
#define WINHTTP_HANDLE_TYPE_REQUEST 3
//
// values for auth schemes
//
#define WINHTTP_AUTH_SCHEME_BASIC 0x00000001
#define WINHTTP_AUTH_SCHEME_NTLM 0x00000002
#define WINHTTP_AUTH_SCHEME_PASSPORT 0x00000004
#define WINHTTP_AUTH_SCHEME_DIGEST 0x00000008
#define WINHTTP_AUTH_SCHEME_NEGOTIATE 0x00000010
// WinHttp supported Authentication Targets
#define WINHTTP_AUTH_TARGET_SERVER 0x00000000
#define WINHTTP_AUTH_TARGET_PROXY 0x00000001
//
// values for WINHTTP_OPTION_SECURITY_FLAGS
//
// query only
#define SECURITY_FLAG_SECURE 0x00000001 // can query only
#define SECURITY_FLAG_STRENGTH_WEAK 0x10000000
#define SECURITY_FLAG_STRENGTH_MEDIUM 0x40000000
#define SECURITY_FLAG_STRENGTH_STRONG 0x20000000
// Secure connection error status flags
#define WINHTTP_CALLBACK_STATUS_FLAG_CERT_REV_FAILED 0x00000001
#define WINHTTP_CALLBACK_STATUS_FLAG_INVALID_CERT 0x00000002
#define WINHTTP_CALLBACK_STATUS_FLAG_CERT_REVOKED 0x00000004
#define WINHTTP_CALLBACK_STATUS_FLAG_INVALID_CA 0x00000008
#define WINHTTP_CALLBACK_STATUS_FLAG_CERT_CN_INVALID 0x00000010
#define WINHTTP_CALLBACK_STATUS_FLAG_CERT_DATE_INVALID 0x00000020
#define WINHTTP_CALLBACK_STATUS_FLAG_CERT_WRONG_USAGE 0x00000040
#define WINHTTP_CALLBACK_STATUS_FLAG_SECURITY_CHANNEL_ERROR 0x80000000
#define WINHTTP_FLAG_SECURE_PROTOCOL_SSL2 0x00000008
#define WINHTTP_FLAG_SECURE_PROTOCOL_SSL3 0x00000020
#define WINHTTP_FLAG_SECURE_PROTOCOL_TLS1 0x00000080
#define WINHTTP_FLAG_SECURE_PROTOCOL_ALL (WINHTTP_FLAG_SECURE_PROTOCOL_SSL2 | \
WINHTTP_FLAG_SECURE_PROTOCOL_SSL3 | \
WINHTTP_FLAG_SECURE_PROTOCOL_TLS1)
//
// callback function for WinHttpSetStatusCallback
//
typedef
VOID
(CALLBACK * WINHTTP_STATUS_CALLBACK)(
IN HINTERNET hInternet,
IN DWORD_PTR dwContext,
IN DWORD dwInternetStatus,
IN LPVOID lpvStatusInformation OPTIONAL,
IN DWORD dwStatusInformationLength
);
typedef WINHTTP_STATUS_CALLBACK * LPWINHTTP_STATUS_CALLBACK;
WINHTTPAPI
WINHTTP_STATUS_CALLBACK
WINAPI
WinHttpSetStatusCallback
(
IN HINTERNET hInternet,
IN WINHTTP_STATUS_CALLBACK lpfnInternetCallback,
IN DWORD dwNotificationFlags,
IN DWORD_PTR dwReserved
);
//
// status manifests for WinHttp status callback
//
#define WINHTTP_CALLBACK_STATUS_RESOLVING_NAME 0x00000001
#define WINHTTP_CALLBACK_STATUS_NAME_RESOLVED 0x00000002
#define WINHTTP_CALLBACK_STATUS_CONNECTING_TO_SERVER 0x00000004
#define WINHTTP_CALLBACK_STATUS_CONNECTED_TO_SERVER 0x00000008
#define WINHTTP_CALLBACK_STATUS_SENDING_REQUEST 0x00000010
#define WINHTTP_CALLBACK_STATUS_REQUEST_SENT 0x00000020
#define WINHTTP_CALLBACK_STATUS_RECEIVING_RESPONSE 0x00000040
#define WINHTTP_CALLBACK_STATUS_RESPONSE_RECEIVED 0x00000080
#define WINHTTP_CALLBACK_STATUS_CLOSING_CONNECTION 0x00000100
#define WINHTTP_CALLBACK_STATUS_CONNECTION_CLOSED 0x00000200
#define WINHTTP_CALLBACK_STATUS_HANDLE_CREATED 0x00000400
#define WINHTTP_CALLBACK_STATUS_HANDLE_CLOSING 0x00000800
#define WINHTTP_CALLBACK_STATUS_DETECTING_PROXY 0x00001000
#define WINHTTP_CALLBACK_STATUS_REDIRECT 0x00004000
#define WINHTTP_CALLBACK_STATUS_INTERMEDIATE_RESPONSE 0x00008000
#define WINHTTP_CALLBACK_STATUS_SECURE_FAILURE 0x00010000
#define WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE 0x00020000
#define WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE 0x00040000
#define WINHTTP_CALLBACK_STATUS_READ_COMPLETE 0x00080000
#define WINHTTP_CALLBACK_STATUS_WRITE_COMPLETE 0x00100000
#define WINHTTP_CALLBACK_STATUS_REQUEST_ERROR 0x00200000
#define WINHTTP_CALLBACK_STATUS_SENDREQUEST_COMPLETE 0x00400000
// API Enums for WINHTTP_CALLBACK_STATUS_REQUEST_ERROR:
#define API_RECEIVE_RESPONSE (1)
#define API_QUERY_DATA_AVAILABLE (2)
#define API_READ_DATA (3)
#define API_WRITE_DATA (4)
#define API_SEND_REQUEST (5)
#define WINHTTP_CALLBACK_FLAG_RESOLVE_NAME (WINHTTP_CALLBACK_STATUS_RESOLVING_NAME | WINHTTP_CALLBACK_STATUS_NAME_RESOLVED)
#define WINHTTP_CALLBACK_FLAG_CONNECT_TO_SERVER (WINHTTP_CALLBACK_STATUS_CONNECTING_TO_SERVER | WINHTTP_CALLBACK_STATUS_CONNECTED_TO_SERVER)
#define WINHTTP_CALLBACK_FLAG_SEND_REQUEST (WINHTTP_CALLBACK_STATUS_SENDING_REQUEST | WINHTTP_CALLBACK_STATUS_REQUEST_SENT)
#define WINHTTP_CALLBACK_FLAG_RECEIVE_RESPONSE (WINHTTP_CALLBACK_STATUS_RECEIVING_RESPONSE | WINHTTP_CALLBACK_STATUS_RESPONSE_RECEIVED)
#define WINHTTP_CALLBACK_FLAG_CLOSE_CONNECTION (WINHTTP_CALLBACK_STATUS_CLOSING_CONNECTION | WINHTTP_CALLBACK_STATUS_CONNECTION_CLOSED)
#define WINHTTP_CALLBACK_FLAG_HANDLES (WINHTTP_CALLBACK_STATUS_HANDLE_CREATED | WINHTTP_CALLBACK_STATUS_HANDLE_CLOSING)
#define WINHTTP_CALLBACK_FLAG_DETECTING_PROXY WINHTTP_CALLBACK_STATUS_DETECTING_PROXY
#define WINHTTP_CALLBACK_FLAG_REDIRECT WINHTTP_CALLBACK_STATUS_REDIRECT
#define WINHTTP_CALLBACK_FLAG_INTERMEDIATE_RESPONSE WINHTTP_CALLBACK_STATUS_INTERMEDIATE_RESPONSE
#define WINHTTP_CALLBACK_FLAG_SECURE_FAILURE WINHTTP_CALLBACK_STATUS_SECURE_FAILURE
#define WINHTTP_CALLBACK_FLAG_SENDREQUEST_COMPLETE WINHTTP_CALLBACK_STATUS_SENDREQUEST_COMPLETE
#define WINHTTP_CALLBACK_FLAG_HEADERS_AVAILABLE WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE
#define WINHTTP_CALLBACK_FLAG_DATA_AVAILABLE WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE
#define WINHTTP_CALLBACK_FLAG_READ_COMPLETE WINHTTP_CALLBACK_STATUS_READ_COMPLETE
#define WINHTTP_CALLBACK_FLAG_WRITE_COMPLETE WINHTTP_CALLBACK_STATUS_WRITE_COMPLETE
#define WINHTTP_CALLBACK_FLAG_REQUEST_ERROR WINHTTP_CALLBACK_STATUS_REQUEST_ERROR
#define 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)
#define WINHTTP_CALLBACK_FLAG_ALL_NOTIFICATIONS 0xffffffff
//
// if the following value is returned by WinHttpSetStatusCallback, then
// probably an invalid (non-code) address was supplied for the callback
//
#define WINHTTP_INVALID_STATUS_CALLBACK ((WINHTTP_STATUS_CALLBACK)(-1L))
//
// WinHttpQueryHeaders info levels. Generally, there is one info level
// for each potential RFC822/HTTP/MIME header that an HTTP server
// may send as part of a request response.
//
// The WINHTTP_QUERY_RAW_HEADERS info level is provided for clients
// that choose to perform their own header parsing.
//
#define WINHTTP_QUERY_MIME_VERSION 0
#define WINHTTP_QUERY_CONTENT_TYPE 1
#define WINHTTP_QUERY_CONTENT_TRANSFER_ENCODING 2
#define WINHTTP_QUERY_CONTENT_ID 3
#define WINHTTP_QUERY_CONTENT_DESCRIPTION 4
#define WINHTTP_QUERY_CONTENT_LENGTH 5
#define WINHTTP_QUERY_CONTENT_LANGUAGE 6
#define WINHTTP_QUERY_ALLOW 7
#define WINHTTP_QUERY_PUBLIC 8
#define WINHTTP_QUERY_DATE 9
#define WINHTTP_QUERY_EXPIRES 10
#define WINHTTP_QUERY_LAST_MODIFIED 11
#define WINHTTP_QUERY_MESSAGE_ID 12
#define WINHTTP_QUERY_URI 13
#define WINHTTP_QUERY_DERIVED_FROM 14
#define WINHTTP_QUERY_COST 15
#define WINHTTP_QUERY_LINK 16
#define WINHTTP_QUERY_PRAGMA 17
#define WINHTTP_QUERY_VERSION 18 // special: part of status line
#define WINHTTP_QUERY_STATUS_CODE 19 // special: part of status line
#define WINHTTP_QUERY_STATUS_TEXT 20 // special: part of status line
#define WINHTTP_QUERY_RAW_HEADERS 21 // special: all headers as ASCIIZ
#define WINHTTP_QUERY_RAW_HEADERS_CRLF 22 // special: all headers
#define WINHTTP_QUERY_CONNECTION 23
#define WINHTTP_QUERY_ACCEPT 24
#define WINHTTP_QUERY_ACCEPT_CHARSET 25
#define WINHTTP_QUERY_ACCEPT_ENCODING 26
#define WINHTTP_QUERY_ACCEPT_LANGUAGE 27
#define WINHTTP_QUERY_AUTHORIZATION 28
#define WINHTTP_QUERY_CONTENT_ENCODING 29
#define WINHTTP_QUERY_FORWARDED 30
#define WINHTTP_QUERY_FROM 31
#define WINHTTP_QUERY_IF_MODIFIED_SINCE 32
#define WINHTTP_QUERY_LOCATION 33
#define WINHTTP_QUERY_ORIG_URI 34
#define WINHTTP_QUERY_REFERER 35
#define WINHTTP_QUERY_RETRY_AFTER 36
#define WINHTTP_QUERY_SERVER 37
#define WINHTTP_QUERY_TITLE 38
#define WINHTTP_QUERY_USER_AGENT 39
#define WINHTTP_QUERY_WWW_AUTHENTICATE 40
#define WINHTTP_QUERY_PROXY_AUTHENTICATE 41
#define WINHTTP_QUERY_ACCEPT_RANGES 42
#define WINHTTP_QUERY_SET_COOKIE 43
#define WINHTTP_QUERY_COOKIE 44
#define WINHTTP_QUERY_REQUEST_METHOD 45 // special: GET/POST etc.
#define WINHTTP_QUERY_REFRESH 46
#define WINHTTP_QUERY_CONTENT_DISPOSITION 47
//
// HTTP 1.1 defined headers
//
#define WINHTTP_QUERY_AGE 48
#define WINHTTP_QUERY_CACHE_CONTROL 49
#define WINHTTP_QUERY_CONTENT_BASE 50
#define WINHTTP_QUERY_CONTENT_LOCATION 51
#define WINHTTP_QUERY_CONTENT_MD5 52
#define WINHTTP_QUERY_CONTENT_RANGE 53
#define WINHTTP_QUERY_ETAG 54
#define WINHTTP_QUERY_HOST 55
#define WINHTTP_QUERY_IF_MATCH 56
#define WINHTTP_QUERY_IF_NONE_MATCH 57
#define WINHTTP_QUERY_IF_RANGE 58
#define WINHTTP_QUERY_IF_UNMODIFIED_SINCE 59
#define WINHTTP_QUERY_MAX_FORWARDS 60
#define WINHTTP_QUERY_PROXY_AUTHORIZATION 61
#define WINHTTP_QUERY_RANGE 62
#define WINHTTP_QUERY_TRANSFER_ENCODING 63
#define WINHTTP_QUERY_UPGRADE 64
#define WINHTTP_QUERY_VARY 65
#define WINHTTP_QUERY_VIA 66
#define WINHTTP_QUERY_WARNING 67
#define WINHTTP_QUERY_EXPECT 68
#define WINHTTP_QUERY_PROXY_CONNECTION 69
#define WINHTTP_QUERY_UNLESS_MODIFIED_SINCE 70
#define WINHTTP_QUERY_PROXY_SUPPORT 75
#define WINHTTP_QUERY_AUTHENTICATION_INFO 76
#define WINHTTP_QUERY_PASSPORT_URLS 77
#define WINHTTP_QUERY_PASSPORT_CONFIG 78
#define WINHTTP_QUERY_MAX 78
//
// WINHTTP_QUERY_CUSTOM - if this special value is supplied as the dwInfoLevel
// parameter of WinHttpQueryHeaders() then the lpBuffer parameter contains the name
// of the header we are to query
//
#define WINHTTP_QUERY_CUSTOM 65535
//
// WINHTTP_QUERY_FLAG_REQUEST_HEADERS - if this bit is set in the dwInfoLevel
// parameter of WinHttpQueryHeaders() then the request headers will be queried for the
// request information
//
#define WINHTTP_QUERY_FLAG_REQUEST_HEADERS 0x80000000
//
// WINHTTP_QUERY_FLAG_SYSTEMTIME - if this bit is set in the dwInfoLevel parameter
// of WinHttpQueryHeaders() AND the header being queried contains date information,
// e.g. the "Expires:" header then lpBuffer will contain a SYSTEMTIME structure
// containing the date and time information converted from the header string
//
#define WINHTTP_QUERY_FLAG_SYSTEMTIME 0x40000000
//
// WINHTTP_QUERY_FLAG_NUMBER - if this bit is set in the dwInfoLevel parameter of
// HttpQueryHeader(), then the value of the header will be converted to a number
// before being returned to the caller, if applicable
//
#define WINHTTP_QUERY_FLAG_NUMBER 0x20000000
//
// HTTP Response Status Codes:
//
#define HTTP_STATUS_CONTINUE 100 // OK to continue with request
#define HTTP_STATUS_SWITCH_PROTOCOLS 101 // server has switched protocols in upgrade header
#define HTTP_STATUS_OK 200 // request completed
#define HTTP_STATUS_CREATED 201 // object created, reason = new URI
#define HTTP_STATUS_ACCEPTED 202 // async completion (TBS)
#define HTTP_STATUS_PARTIAL 203 // partial completion
#define HTTP_STATUS_NO_CONTENT 204 // no info to return
#define HTTP_STATUS_RESET_CONTENT 205 // request completed, but clear form
#define HTTP_STATUS_PARTIAL_CONTENT 206 // partial GET fulfilled
#define HTTP_STATUS_WEBDAV_MULTI_STATUS 207 // WebDAV Multi-Status
#define HTTP_STATUS_AMBIGUOUS 300 // server couldn't decide what to return
#define HTTP_STATUS_MOVED 301 // object permanently moved
#define HTTP_STATUS_REDIRECT 302 // object temporarily moved
#define HTTP_STATUS_REDIRECT_METHOD 303 // redirection w/ new access method
#define HTTP_STATUS_NOT_MODIFIED 304 // if-modified-since was not modified
#define HTTP_STATUS_USE_PROXY 305 // redirection to proxy, location header specifies proxy to use
#define HTTP_STATUS_REDIRECT_KEEP_VERB 307 // HTTP/1.1: keep same verb
#define HTTP_STATUS_BAD_REQUEST 400 // invalid syntax
#define HTTP_STATUS_DENIED 401 // access denied
#define HTTP_STATUS_PAYMENT_REQ 402 // payment required
#define HTTP_STATUS_FORBIDDEN 403 // request forbidden
#define HTTP_STATUS_NOT_FOUND 404 // object not found
#define HTTP_STATUS_BAD_METHOD 405 // method is not allowed
#define HTTP_STATUS_NONE_ACCEPTABLE 406 // no response acceptable to client found
#define HTTP_STATUS_PROXY_AUTH_REQ 407 // proxy authentication required
#define HTTP_STATUS_REQUEST_TIMEOUT 408 // server timed out waiting for request
#define HTTP_STATUS_CONFLICT 409 // user should resubmit with more info
#define HTTP_STATUS_GONE 410 // the resource is no longer available
#define HTTP_STATUS_LENGTH_REQUIRED 411 // the server refused to accept request w/o a length
#define HTTP_STATUS_PRECOND_FAILED 412 // precondition given in request failed
#define HTTP_STATUS_REQUEST_TOO_LARGE 413 // request entity was too large
#define HTTP_STATUS_URI_TOO_LONG 414 // request URI too long
#define HTTP_STATUS_UNSUPPORTED_MEDIA 415 // unsupported media type
#define HTTP_STATUS_RETRY_WITH 449 // retry after doing the appropriate action.
#define HTTP_STATUS_SERVER_ERROR 500 // internal server error
#define HTTP_STATUS_NOT_SUPPORTED 501 // required not supported
#define HTTP_STATUS_BAD_GATEWAY 502 // error response received from gateway
#define HTTP_STATUS_SERVICE_UNAVAIL 503 // temporarily overloaded
#define HTTP_STATUS_GATEWAY_TIMEOUT 504 // timed out waiting for gateway
#define HTTP_STATUS_VERSION_NOT_SUP 505 // HTTP version not supported
#define HTTP_STATUS_FIRST HTTP_STATUS_CONTINUE
#define HTTP_STATUS_LAST HTTP_STATUS_VERSION_NOT_SUP
//
// prototypes
//
WINHTTPAPI
HINTERNET
WINAPI
WinHttpOpenRequest
(
IN HINTERNET hConnect,
IN LPCWSTR pwszVerb,
IN LPCWSTR pwszObjectName,
IN LPCWSTR pwszVersion,
IN LPCWSTR pwszReferrer OPTIONAL,
IN LPCWSTR FAR * ppwszAcceptTypes OPTIONAL,
IN DWORD dwFlags
);
// WinHttpOpenRequest prettifers for optional parameters
#define WINHTTP_NO_REFERER NULL
#define WINHTTP_DEFAULT_ACCEPT_TYPES NULL
BOOLAPI
WinHttpAddRequestHeaders
(
IN HINTERNET hRequest,
IN LPCWSTR pwszHeaders,
IN DWORD dwHeadersLength,
IN DWORD dwModifiers
);
//
// values for dwModifiers parameter of WinHttpAddRequestHeaders()
//
#define WINHTTP_ADDREQ_INDEX_MASK 0x0000FFFF
#define WINHTTP_ADDREQ_FLAGS_MASK 0xFFFF0000
//
// WINHTTP_ADDREQ_FLAG_ADD_IF_NEW - the header will only be added if it doesn't
// already exist
//
#define WINHTTP_ADDREQ_FLAG_ADD_IF_NEW 0x10000000
//
// WINHTTP_ADDREQ_FLAG_ADD - if WINHTTP_ADDREQ_FLAG_REPLACE is set but the header is
// not found then if this flag is set, the header is added anyway, so long as
// there is a valid header-value
//
#define WINHTTP_ADDREQ_FLAG_ADD 0x20000000
//
// WINHTTP_ADDREQ_FLAG_COALESCE - coalesce headers with same name. e.g.
// "Accept: text/*" and "Accept: audio/*" with this flag results in a single
// header: "Accept: text/*, audio/*"
//
#define WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA 0x40000000
#define WINHTTP_ADDREQ_FLAG_COALESCE_WITH_SEMICOLON 0x01000000
#define WINHTTP_ADDREQ_FLAG_COALESCE WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA
//
// WINHTTP_ADDREQ_FLAG_REPLACE - replaces the specified header. Only one header can
// be supplied in the buffer. If the header to be replaced is not the first
// in a list of headers with the same name, then the relative index should be
// supplied in the low 8 bits of the dwModifiers parameter. If the header-value
// part is missing, then the header is removed
//
#define WINHTTP_ADDREQ_FLAG_REPLACE 0x80000000
BOOLAPI
WinHttpSendRequest
(
IN HINTERNET hRequest,
IN LPCWSTR pwszHeaders OPTIONAL,
IN DWORD dwHeadersLength,
IN LPVOID lpOptional OPTIONAL,
IN DWORD dwOptionalLength,
IN DWORD dwTotalLength,
IN DWORD_PTR dwContext
);
// WinHttpSendRequest prettifiers for optional parameters.
#define WINHTTP_NO_ADDITIONAL_HEADERS NULL
#define WINHTTP_NO_REQUEST_DATA NULL
BOOLAPI WinHttpSetCredentials
(
IN HINTERNET hRequest, // HINTERNET handle returned by WinHttpOpenRequest.
IN DWORD AuthTargets, // Only WINHTTP_AUTH_TARGET_SERVER and
// WINHTTP_AUTH_TARGET_PROXY are supported
// in this version and they are mutually
// exclusive
IN DWORD AuthScheme, // must be one of the supported Auth Schemes
// returned from WinHttpQueryAuthSchemes(), Apps
// should use the Preferred Scheme returned
IN LPCWSTR pwszUserName, // 1) NULL if default creds is to be used, in
// which case pszPassword will be ignored
IN LPCWSTR pwszPassword, // 1) "" == Blank Password; 2)Parameter ignored
// if pszUserName is NULL; 3) Invalid to pass in
// NULL if pszUserName is not NULL
IN LPVOID pAuthParams
);
BOOLAPI WinHttpQueryAuthSchemes
(
IN HINTERNET hRequest, // HINTERNET handle returned by WinHttpOpenRequest
OUT LPDWORD lpdwSupportedSchemes, // a bitmap of available Authentication Schemes
OUT LPDWORD lpdwPreferredScheme, // WinHttp's preferred Authentication Method
OUT LPDWORD pdwAuthTarget
);
BOOLAPI WinHttpQueryAuthParams(
IN HINTERNET hRequest, // HINTERNET handle returned by WinHttpOpenRequest
IN DWORD AuthScheme,
OUT LPVOID* pAuthParams // Scheme-specific Advanced auth parameters
);
WINHTTPAPI
BOOL
WINAPI
WinHttpReceiveResponse
(
IN HINTERNET hRequest,
IN LPVOID lpReserved
);
BOOLAPI
WinHttpQueryHeaders
(
IN HINTERNET hRequest,
IN DWORD dwInfoLevel,
IN LPCWSTR pwszName OPTIONAL,
OUT LPVOID lpBuffer OPTIONAL,
IN OUT LPDWORD lpdwBufferLength,
IN OUT LPDWORD lpdwIndex OPTIONAL
);
// WinHttpQueryHeaders prettifiers for optional parameters.
#define WINHTTP_HEADER_NAME_BY_INDEX NULL
#define WINHTTP_NO_OUTPUT_BUFFER NULL
#define WINHTTP_NO_HEADER_INDEX NULL
BOOLAPI
WinHttpDetectAutoProxyConfigUrl
(
IN DWORD dwAutoDetectFlags,
OUT LPWSTR * ppwszAutoConfigUrl
);
BOOLAPI
WinHttpGetProxyForUrl
(
IN HINTERNET hSession,
IN LPCWSTR lpcwszUrl,
IN WINHTTP_AUTOPROXY_OPTIONS * pAutoProxyOptions,
OUT WINHTTP_PROXY_INFO * pProxyInfo
);
typedef struct
{
BOOL fAutoDetect;
LPWSTR lpszAutoConfigUrl;
LPWSTR lpszProxy;
LPWSTR lpszProxyBypass;
} WINHTTP_CURRENT_USER_IE_PROXY_CONFIG;
BOOLAPI
WinHttpGetIEProxyConfigForCurrentUser
(
IN OUT WINHTTP_CURRENT_USER_IE_PROXY_CONFIG * pProxyConfig
);
//#if !defined(_WINERROR_)
//
// WinHttp API error returns
//
#define WINHTTP_ERROR_BASE 12000
#define ERROR_WINHTTP_OUT_OF_HANDLES (WINHTTP_ERROR_BASE + 1)
#define ERROR_WINHTTP_TIMEOUT (WINHTTP_ERROR_BASE + 2)
#define ERROR_WINHTTP_INTERNAL_ERROR (WINHTTP_ERROR_BASE + 4)
#define ERROR_WINHTTP_INVALID_URL (WINHTTP_ERROR_BASE + 5)
#define ERROR_WINHTTP_UNRECOGNIZED_SCHEME (WINHTTP_ERROR_BASE + 6)
#define ERROR_WINHTTP_NAME_NOT_RESOLVED (WINHTTP_ERROR_BASE + 7)
#define ERROR_WINHTTP_INVALID_OPTION (WINHTTP_ERROR_BASE + 9)
#define ERROR_WINHTTP_OPTION_NOT_SETTABLE (WINHTTP_ERROR_BASE + 11)
#define ERROR_WINHTTP_SHUTDOWN (WINHTTP_ERROR_BASE + 12)
#define ERROR_WINHTTP_LOGIN_FAILURE (WINHTTP_ERROR_BASE + 15)
#define ERROR_WINHTTP_OPERATION_CANCELLED (WINHTTP_ERROR_BASE + 17)
#define ERROR_WINHTTP_INCORRECT_HANDLE_TYPE (WINHTTP_ERROR_BASE + 18)
#define ERROR_WINHTTP_INCORRECT_HANDLE_STATE (WINHTTP_ERROR_BASE + 19)
#define ERROR_WINHTTP_CANNOT_CONNECT (WINHTTP_ERROR_BASE + 29)
#define ERROR_WINHTTP_CONNECTION_ERROR (WINHTTP_ERROR_BASE + 30)
#define ERROR_WINHTTP_RESEND_REQUEST (WINHTTP_ERROR_BASE + 32)
#define ERROR_WINHTTP_CLIENT_AUTH_CERT_NEEDED (WINHTTP_ERROR_BASE + 44)
//
// WinHttpRequest Component errors
//
#define ERROR_WINHTTP_CANNOT_CALL_BEFORE_OPEN (WINHTTP_ERROR_BASE + 100)
#define ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND (WINHTTP_ERROR_BASE + 101)
#define ERROR_WINHTTP_CANNOT_CALL_AFTER_SEND (WINHTTP_ERROR_BASE + 102)
#define ERROR_WINHTTP_CANNOT_CALL_AFTER_OPEN (WINHTTP_ERROR_BASE + 103)
//
// HTTP API errors
//
#define ERROR_WINHTTP_HEADER_NOT_FOUND (WINHTTP_ERROR_BASE + 150)
#define ERROR_WINHTTP_INVALID_SERVER_RESPONSE (WINHTTP_ERROR_BASE + 152)
#define ERROR_WINHTTP_INVALID_QUERY_REQUEST (WINHTTP_ERROR_BASE + 154)
#define ERROR_WINHTTP_HEADER_ALREADY_EXISTS (WINHTTP_ERROR_BASE + 155)
#define ERROR_WINHTTP_REDIRECT_FAILED (WINHTTP_ERROR_BASE + 156)
//
// additional WinHttp API error codes
//
//
// additional WinHttp API error codes
//
#define ERROR_WINHTTP_BAD_AUTO_PROXY_SCRIPT (WINHTTP_ERROR_BASE + 166)
#define ERROR_WINHTTP_UNABLE_TO_DOWNLOAD_SCRIPT (WINHTTP_ERROR_BASE + 167)
#define ERROR_WINHTTP_NOT_INITIALIZED (WINHTTP_ERROR_BASE + 172)
#define ERROR_WINHTTP_SECURE_FAILURE (WINHTTP_ERROR_BASE + 175)
//
// Certificate security errors. These are raised only by the WinHttpRequest
// component. The WinHTTP Win32 API will return ERROR_WINHTTP_SECURE_FAILE and
// provide additional information via the WINHTTP_CALLBACK_STATUS_SECURE_FAILURE
// callback notification.
//
#define ERROR_WINHTTP_SECURE_CERT_DATE_INVALID (WINHTTP_ERROR_BASE + 37)
#define ERROR_WINHTTP_SECURE_CERT_CN_INVALID (WINHTTP_ERROR_BASE + 38)
#define ERROR_WINHTTP_SECURE_INVALID_CA (WINHTTP_ERROR_BASE + 45)
#define ERROR_WINHTTP_SECURE_CERT_REV_FAILED (WINHTTP_ERROR_BASE + 57)
#define ERROR_WINHTTP_SECURE_CHANNEL_ERROR (WINHTTP_ERROR_BASE + 157)
#define ERROR_WINHTTP_SECURE_INVALID_CERT (WINHTTP_ERROR_BASE + 169)
#define ERROR_WINHTTP_SECURE_CERT_REVOKED (WINHTTP_ERROR_BASE + 170)
#define ERROR_WINHTTP_SECURE_CERT_WRONG_USAGE (WINHTTP_ERROR_BASE + 179)
#define ERROR_WINHTTP_AUTODETECTION_FAILED (WINHTTP_ERROR_BASE + 180)
#define WINHTTP_ERROR_LAST ERROR_WINHTTP_AUTODETECTION_FAILED
//#endif // !defined(_WINERROR_)
#if defined(__cplusplus)
}
#endif
/*
* Return packing to whatever it was before we
* entered this file
*/
#include <poppack.h>
#endif // !defined(_WINHTTPX_)