174 lines
9.1 KiB
C
174 lines
9.1 KiB
C
#include "_apipch.h"
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#include <pstore.h>
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#define _CRYPTDLG_
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#include <cryptdlg.h>
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#pragma hdrstop
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#pragma warning(disable:4229) // No warnings when modifiers used on data
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// flags to enable selective def-loading of dlls.
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#define DEFLOAD_PSTOREC
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#define DEFLOAD_CRYPTDLG
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#define ENSURE_LOADED(_hinst, _dll) (_hinst ? TRUE : (BOOL)(_hinst = LoadLibrary(TEXT(#_dll))))
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#define DELAY_LOAD_ERR(_hinst, _dll, _ret, _fn, _args, _nargs, _err) \
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_ret __stdcall _fn _args \
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{ \
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static _ret (* __stdcall _pfn##_fn) _args = NULL; \
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if (!ENSURE_LOADED(_hinst, _dll)) \
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{ \
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if(!_hinst) DebugTrace(TEXT("LoadLibrary failed on ") ## TEXT(#_dll)); \
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return (_ret)_err; \
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} \
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if (_pfn##_fn == NULL) \
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{ \
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*(FARPROC*)&(_pfn##_fn) = GetProcAddress(_hinst, #_fn); \
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if(!_pfn##_fn) DebugTrace(TEXT("GetProcAddress failed on ") ## TEXT(#_fn)); \
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if (_pfn##_fn == NULL) \
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return (_ret)_err; \
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} \
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return _pfn##_fn _nargs; \
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}
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#define DELAY_LOAD(_hinst, _dll, _ret, _fn, _args, _nargs) DELAY_LOAD_ERR(_hinst, _dll, _ret, _fn, _args, _nargs, 0)
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#define DELAY_LOAD_HRESULT(_hinst, _dll, _fn, _args, _nargs) DELAY_LOAD_ERR(_hinst, _dll, HRESULT, _fn, _args, _nargs, E_FAIL)
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#define DELAY_LOAD_SAFEARRAY(_hinst, _dll, _fn, _args, _nargs) DELAY_LOAD_ERR(_hinst, _dll, SAFEARRAY *, _fn, _args, _nargs, NULL)
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#define DELAY_LOAD_UINT(_hinst, _dll, _fn, _args, _nargs) DELAY_LOAD_ERR(_hinst, _dll, UINT, _fn, _args, _nargs, 0)
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#define DELAY_LOAD_BOOL(_hinst, _dll, _fn, _args, _nargs) DELAY_LOAD_ERR(_hinst, _dll, BOOL, _fn, _args, _nargs, FALSE)
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#define DELAY_LOAD_VOID(_hinst, _dll, _fn, _args, _nargs) \
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void __stdcall _fn _args \
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{ \
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static void (* __stdcall _pfn##_fn) _args = NULL; \
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if (!ENSURE_LOADED(_hinst, _dll)) \
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{ \
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if(!_hinst) DebugTrace(TEXT("LoadLibrary failed on ") ## TEXT(#_dll)); \
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return; \
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} \
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if (_pfn##_fn == NULL) \
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{ \
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*(FARPROC*)&(_pfn##_fn) = GetProcAddress(_hinst, #_fn); \
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if(!_pfn##_fn) DebugTrace(TEXT("GetProcAddress failed on ") ## TEXT(#_fn)); \
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if (_pfn##_fn == NULL) \
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return; \
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} \
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_pfn##_fn _nargs; \
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}
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// For private entrypoints exported by ordinal.
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#define DELAY_LOAD_ORD_ERR(_hinst, _dll, _ret, _fn, _ord, _args, _nargs, _err) \
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_ret __stdcall _fn _args \
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{ \
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static _ret (* __stdcall _pfn##_fn) _args = NULL; \
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if (!ENSURE_LOADED(_hinst, _dll)) \
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{ \
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if(!_hinst) DebugTrace(TEXT("LoadLibrary failed on ") ## TEXT(#_dll)); \
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return (_ret)_err; \
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} \
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if (_pfn##_fn == NULL) \
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{ \
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*(FARPROC*)&(_pfn##_fn) = GetProcAddress(_hinst, (LPSTR) _ord); \
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if(!_pfn##_fn) DebugTrace(TEXT("GetProcAddress failed on ") ## TEXT(#_fn)); \
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if (_pfn##_fn == NULL) \
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return (_ret)_err; \
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} \
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return _pfn##_fn _nargs; \
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}
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#define DELAY_LOAD_ORD(_hinst, _dll, _ret, _fn, _ord, _args, _nargs) DELAY_LOAD_ORD_ERR(_hinst, _dll, _ret, _fn, _ord, _args, _nargs, 0)
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#define DELAY_LOAD_VOID_ORD(_hinst, _dll, _fn, _ord, _args, _nargs) \
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void __stdcall _fn _args \
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{ \
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static void (* __stdcall _pfn##_fn) _args = NULL; \
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if (!ENSURE_LOADED(_hinst, _dll)) \
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{ \
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if(!_hinst) DebugTrace(TEXT("LoadLibrary failed on ") ## TEXT(#_dll)); \
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return; \
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} \
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if (_pfn##_fn == NULL) \
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{ \
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*(FARPROC*)&(_pfn##_fn) = GetProcAddress(_hinst, MAKEINTRESOURCE(_ord)); \
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if(!_pfn##_fn) DebugTrace(TEXT("GetProcAddress failed on ") ## TEXT(#_fn)); \
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if (_pfn##_fn == NULL) \
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return; \
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} \
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_pfn##_fn _nargs; \
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}
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#ifdef DEFLOAD_PSTOREC
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// ------- pstorec.dll -------
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HINSTANCE g_hinstPSTOREC = NULL;
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#ifndef WIN16
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DELAY_LOAD(g_hinstPSTOREC, PSTOREC.DLL, HRESULT, PStoreCreateInstance,
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(IPStore __RPC_FAR *__RPC_FAR *ppProvider, PST_PROVIDERID __RPC_FAR *pProviderID, void __RPC_FAR *pReserved, DWORD dwFlags),
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(ppProvider, pProviderID, pReserved, dwFlags));
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DELAY_LOAD(g_hinstPSTOREC, PSTOREC.DLL, HRESULT, PStoreEnumProviders,
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(DWORD dwFlags, IEnumPStoreProviders __RPC_FAR *__RPC_FAR *ppenum),
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(dwFlags, ppenum));
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#endif
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#endif
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#ifdef DEFLOAD_CRYPTDLG
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// ------- cryptdlg.dll -------
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HINSTANCE g_hinstCRYPTDLG = NULL;
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#ifndef WIN16
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DELAY_LOAD(g_hinstCRYPTDLG, CRYPTDLG.DLL, BOOL, CertViewPropertiesA,
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(PCERT_VIEWPROPERTIES_STRUCT_A pCertViewInfo),
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(pCertViewInfo));
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DELAY_LOAD(g_hinstCRYPTDLG, CRYPTDLG.DLL, BOOL, CertViewPropertiesCryptUIA,
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(PCERT_VIEWPROPERTIESCRYPTUI_STRUCT_A pCertViewInfo),
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(pCertViewInfo));
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#endif
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#endif
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void DefLoadFreeLibraries()
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{
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#ifdef DEFLOAD_PSTOREC
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if (g_hinstPSTOREC)
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{
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FreeLibrary(g_hinstPSTOREC);
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g_hinstPSTOREC=0;
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}
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if (g_hinstCRYPTDLG)
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{
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FreeLibrary(g_hinstCRYPTDLG);
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g_hinstCRYPTDLG=0;
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}
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#endif
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}
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// --------------------------------------------
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// these macros produce code that looks like
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//
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#if 0
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BOOL GetOpenFileName(LPOPENFILENAME pof)
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{
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static BOOL (*pfnGetOpenFileName)(LPOPENFILENAME pof);
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if (ENSURE_LOADED(g_hinstCOMDLG32, "COMDLG32.DLL"))
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{
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if (pfnGetOpenFileName == NULL)
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pfnGetOpenFileName = (BOOL (*)(LPOPENFILENAME))GetProcAddress(g_hinstCOMDLG32, "GetOpenFileNameW");
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if (pfnGetOpenFileName)
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return pfnGetOpenFileName(pof);
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}
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return -1;
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}
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#endif
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#pragma warning(default:4229)
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