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