windows-nt/Source/XPSP1/NT/printscan/fax/web/faxisapi/httpext.h
2020-09-26 16:20:57 +08:00

131 lines
4.4 KiB
C
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/********
*
* Copyright (c) 1995 Process Software Corporation
*
* Copyright (c) 1995 Microsoft Corporation
*
*
* Module Name : HttpExt.h
*
* Abstract :
*
* This module contains the structure definitions and prototypes for the
* version 1.0 HTTP Server Extension interface.
*
******************/
#ifndef _HTTPEXT_H_
#define _HTTPEXT_H_
#include <windows.h>
#ifdef __cplusplus
extern "C" {
#endif
#define HSE_VERSION_MAJOR 1 // major version of this spec
#define HSE_VERSION_MINOR 0 // minor version of this spec
#define HSE_LOG_BUFFER_LEN 80
#define HSE_MAX_EXT_DLL_NAME_LEN 256
typedef LPVOID HCONN;
// the following are the status codes returned by the Extension DLL
#define HSE_STATUS_SUCCESS 1
#define HSE_STATUS_SUCCESS_AND_KEEP_CONN 2
#define HSE_STATUS_PENDING 3
#define HSE_STATUS_ERROR 4
// The following are the values to request services with the ServerSupportFunction.
// Values from 0 to 1000 are reserved for future versions of the interface
#define HSE_REQ_BASE 0
#define HSE_REQ_SEND_URL_REDIRECT_RESP ( HSE_REQ_BASE + 1 )
#define HSE_REQ_SEND_URL ( HSE_REQ_BASE + 2 )
#define HSE_REQ_SEND_RESPONSE_HEADER ( HSE_REQ_BASE + 3 )
#define HSE_REQ_DONE_WITH_SESSION ( HSE_REQ_BASE + 4 )
#define HSE_REQ_END_RESERVED 1000
//
// These are Microsoft specific extensions
//
#define HSE_REQ_MAP_URL_TO_PATH (HSE_REQ_END_RESERVED+1)
#define HSE_REQ_GET_SSPI_INFO (HSE_REQ_END_RESERVED+2)
//
// passed to GetExtensionVersion
//
typedef struct _HSE_VERSION_INFO {
DWORD dwExtensionVersion;
CHAR lpszExtensionDesc[HSE_MAX_EXT_DLL_NAME_LEN];
} HSE_VERSION_INFO, *LPHSE_VERSION_INFO;
//
// passed to extension procedure on a new request
//
typedef struct _EXTENSION_CONTROL_BLOCK {
DWORD cbSize; // size of this struct.
DWORD dwVersion; // version info of this spec
HCONN ConnID; // Context number not to be modified!
DWORD dwHttpStatusCode; // HTTP Status code
CHAR lpszLogData[HSE_LOG_BUFFER_LEN];// null terminated log info specific to this Extension DLL
LPSTR lpszMethod; // REQUEST_METHOD
LPSTR lpszQueryString; // QUERY_STRING
LPSTR lpszPathInfo; // PATH_INFO
LPSTR lpszPathTranslated; // PATH_TRANSLATED
DWORD cbTotalBytes; // Total bytes indicated from client
DWORD cbAvailable; // Available number of bytes
LPBYTE lpbData; // pointer to cbAvailable bytes
LPSTR lpszContentType; // Content type of client data
BOOL (WINAPI * GetServerVariable) ( HCONN hConn,
LPSTR lpszVariableName,
LPVOID lpvBuffer,
LPDWORD lpdwSize );
BOOL (WINAPI * WriteClient) ( HCONN ConnID,
LPVOID Buffer,
LPDWORD lpdwBytes,
DWORD dwReserved );
BOOL (WINAPI * ReadClient) ( HCONN ConnID,
LPVOID lpvBuffer,
LPDWORD lpdwSize );
BOOL (WINAPI * ServerSupportFunction)( HCONN hConn,
DWORD dwHSERRequest,
LPVOID lpvBuffer,
LPDWORD lpdwSize,
LPDWORD lpdwDataType );
} EXTENSION_CONTROL_BLOCK, *LPEXTENSION_CONTROL_BLOCK;
//
// these are the prototypes that must be exported from the extension DLL
//
BOOL WINAPI GetExtensionVersion( HSE_VERSION_INFO *pVer );
DWORD WINAPI HttpExtensionProc( EXTENSION_CONTROL_BLOCK *pECB );
// the following type declarations is for the server side
typedef BOOL (WINAPI * PFN_GETEXTENSIONVERSION)( HSE_VERSION_INFO *pVer );
typedef DWORD (WINAPI * PFN_HTTPEXTENSIONPROC )( EXTENSION_CONTROL_BLOCK *pECB );
#ifdef __cplusplus
}
#endif
#endif // end definition _HTTPEXT_H_