Leaked source code of windows server 2003
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#ifndef _HTTPFILT_
#define _HTTPFILT_
//#include <wininet.h>
#ifdef __cplusplus
extern "C" {
#endif
#define SZFN_FILTEROPEN "HttpFilterOpen"
BOOL
WINAPI
HttpFilterOpen
(
OUT LPVOID *lppvFilterContext,
IN LPCSTR szFilterName,
IN LPVOID lpReserved
);
typedef BOOL (WINAPI *PFN_FILTEROPEN)
(LPVOID*, LPCSTR, LPVOID);
#define SZFN_FILTERCLOSE "HttpFilterClose"
BOOL
WINAPI
HttpFilterClose
(
IN LPVOID lpvFilterContext, // context created by HttpFilterOpen
IN BOOL fInShutdown // TRUE if in DLL_PROCESS_DETACH
);
typedef BOOL (WINAPI *PFN_FILTERCLOSE)
(LPVOID, BOOL);
// Per Transaction
// There are called one for every HTTP transaction that WinInet performs.
#define SZFN_FILTERBEGINNINGTRANSACTION "HttpFilterBeginningTransaction"
BOOL
WINAPI
HttpFilterBeginningTransaction
(
IN LPVOID lpvFilterContext, // context created by HttpFilterOpen
IN OUT LPVOID* lppvTransactionContext,
IN HINTERNET hRequest,
IN LPVOID lpReserved
);
typedef BOOL (WINAPI *PFN_FILTERBEGINNINGTRANSACTION)
(LPVOID, LPVOID*, HINTERNET, LPVOID);
//This is called when a transaction begins. It gives the caller an oppurtunity
// to examine the request header and modify it.
#define SZFN_FILTERONRESPONSE "HttpFilterOnResponse"
BOOL
WINAPI
HttpFilterOnResponse
(
IN LPVOID lpvFilterContext, // context created by HttpFilterOpen
IN OUT LPVOID* lppvTransactionContext,
IN HINTERNET hRequest,
IN LPVOID lpReserved
);
typedef BOOL (WINAPI *PFN_FILTERONRESPONSE)
(LPVOID, LPVOID*, HINTERNET, LPVOID);
// This is called when the HTTP response returns and all of the HTTP headers are
// vailable to examine.
#define SZFN_FILTERONBLOCKINGOPS "HttpFilterOnBlockingOps"
BOOL
WINAPI
HttpFilterOnBlockingOps
(
IN LPVOID lpvFilterContext, // context created by HttpFilterOpen
IN OUT LPVOID* lppvTransactionContext,
IN HINTERNET hRequest,
IN HWND hWnd,
IN LPVOID lpReserved
);
typedef BOOL (WINAPI *PFN_FILTERONBLOCKINGOPS)
(LPVOID, LPVOID*, HINTERNET, HWND, LPVOID);
// Called in response to any of the above APIs returning FALSE and setting the
// GetLastError() value to INTERNET_ERROR_NEED_BLOCKING_UI. The caller can put
// up UI in this situation.using hWnd as the parent Window.
#define SZFN_FILTERONTRANSACTIONCOMPLETE "HttpFilterOnTransactionComplete"
BOOL
WINAPI
HttpFilterOnTransactionComplete
(
IN LPVOID lpvFilterContext, // context created by HttpFilterOpen
IN OUT LPVOID* lppvTransactionContext,
IN HINTERNET hRequest,
IN LPVOID lpReserved
);
typedef BOOL (WINAPI *PFN_FILTERONTRANSACTIONCOMPLETE)
(LPVOID, LPVOID*, HINTERNET, LPVOID);
// Called when I the transaction is complete. This gives the caller an
// opportunity to clean up any transaction specific data. Filter returns TRUE
// to indicate "I took no action - you should proceed", FALSE to indicate that
// the value from GetLastError() will have ben set.
#ifdef __cplusplus
} // extern "C"
#endif
#endif // _HTTPFILT_