133 lines
3.3 KiB
C
133 lines
3.3 KiB
C
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/**********************************************************************/
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/** Microsoft Windows NT **/
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/** Copyright(c) Microsoft Corp., 1995 **/
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/**********************************************************************/
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/*
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smalprox.h
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This module contains the small proxy common code
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FILE HISTORY:
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Johnl 04-Apr-1995 Created
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*/
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#ifndef _SMALPROX_H_
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#define _SMALPROX_H_
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#include <urlutil.h>
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#include <dirlist.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef BOOL (*PFN_INTERNET_PROTOCOL)(
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IN struct _INET_DATA_CONTEXT * pIC,
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OUT VOID * pBuffer,
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IN DWORD cbBuffer,
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OUT DWORD * pcbWritten
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);
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#define INET_STATE_UNINITIALIZED 0
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#define INET_STATE_OPENNED 1
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#define INET_STATE_DONE 2
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typedef struct _INET_DATA_CONTEXT
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{
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HINTERNET hServer; // InternetConnect handle
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HINTERNET hRequest; // Protocol request handle
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PFN_INTERNET_PROTOCOL pfnProtocol;
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DWORD dwServiceType; // Protocol Type
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DWORD dwState;
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URL_DESCRIPTOR UrlDesc; // Various URL bits and pieces
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CHAR * pszUrlData; // Allocated buffer for UrlDesc
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//
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// If an error occurred on open, dwLastError records the error
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// so we can feed back a nice error during InternetReadFile
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//
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// pszErrAPI will point to the API which generated the error
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//
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DWORD dwLastError;
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//
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// When ftp or gopher return extended errors, we store the text here.
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// It's inline because we're not guaranteed a CloseInternetData will
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// happen after an error
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//
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CHAR achExtError[1024];
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DWORD dwErrorTextLength;
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DWORD dwErrorTextLeft;
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DWORD dwErrorCategory;
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#if DBG
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CHAR * pszErrAPI;
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#endif
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} INET_DATA_CONTEXT, *LPINET_DATA_CONTEXT;
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//
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// Macro for conditionally setting the error API string
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//
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#if DBG
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#define RECORD_ERROR_API( pIC, API ) (pIC)->pszErrAPI = (#API)
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#else
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#define RECORD_ERROR_API( pIC, API )
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#endif
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BOOL
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OpenInternetData(
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IN HINTERNET hInternet,
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IN OUT CHAR * pszHttpProxyReq,
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IN DWORD cbHttpProxyReq,
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IN VOID * pvOptionalData,
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IN DWORD cbOptionalData,
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IN OUT INET_DATA_CONTEXT * pIC,
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IN BOOL fCheckHeaders
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);
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BOOL
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ReadInternetData(
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IN INET_DATA_CONTEXT * pInetContext,
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OUT VOID * pBuffer,
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IN DWORD cbBuffer,
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OUT DWORD * pcbRead
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);
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#if 0
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BOOL
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WriteInternetData(
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IN INET_DATA_CONTEXT * pInetContext,
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IN VOID * pBuffer,
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IN DWORD cbBuffer,
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OUT DWORD * pcbWritten
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);
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#endif
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BOOL
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CloseInternetData(
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IN INET_DATA_CONTEXT * pInetContext
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);
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BOOL
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FormatInternetError(
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IN DWORD dwWin32Error,
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IN CHAR * pszErrorAPI OPTIONAL,
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OUT VOID * pBuffer,
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IN DWORD cbBuffer,
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OUT DWORD * pcbRead,
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IN const CHAR * pszErrorMessage OPTIONAL
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);
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#ifdef __cplusplus
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}
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#endif
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#endif //_SMALPROX_H_
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