553 lines
14 KiB
C++
553 lines
14 KiB
C++
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//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (C) Microsoft Corporation, 1996 - 1999
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//
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// File: sipfuncs.cpp
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//
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// Contents: Microsoft Internet Security SIP Provider
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//
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// Functions: CryptSIPDllMain
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// CryptSIPPutSignedDataMsg
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// CryptSIPGetSignedDataMsg
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// CryptSIPRemoveSignedDataMsg
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// CryptSIPCreateIndirectData
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// CryptSIPVerifyIndirectData
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//
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// *** local functions ***
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// _Guid2Sz
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// _LoadIsFuncs
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// _EnumOIDCallback
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//
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// History: 01-Dec-1997 pberkman created
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//
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//--------------------------------------------------------------------------
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#include "global.hxx"
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HCRYPTOIDFUNCSET hPutFuncSet;
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HCRYPTOIDFUNCSET hGetFuncSet;
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HCRYPTOIDFUNCSET hRemoveFuncSet;
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HCRYPTOIDFUNCSET hCreateFuncSet;
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HCRYPTOIDFUNCSET hVerifyFuncSet;
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HCRYPTOIDFUNCSET hIsMyFileFuncSet;
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HCRYPTOIDFUNCSET hIsMyFileFuncSet2;
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CRITICAL_SECTION SIP_CriticalSection;
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BOOL fLoadedIsFuncs = FALSE;
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typedef struct ISFUNCREF_
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{
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DWORD cGuids;
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GUID *pGuids;
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} ISFUNCREF;
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ISFUNCREF sIsGuids;
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ISFUNCREF sIsGuids2;
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void _LoadIsFuncs(void);
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BOOL _CallIsMyFileType2(GUID *pgIn, WCHAR *pwszFile, GUID *pgOut);
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BOOL _CallIsMyFileType(GUID *pgIn, HANDLE hFile, GUID *pgOut);
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BOOL WINAPI _EnumOIDCallback(DWORD dwEncodingType, LPCSTR pszFuncName, LPCSTR pszOID,
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DWORD cValue, const DWORD rgdwValueType[], LPCWSTR const rgpwszValueName[],
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const BYTE * const rgpbValueData[], const DWORD rgcbValueData[],
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void *pvArg);
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BOOL WINAPI CryptSIPDllMain(HMODULE hModule, DWORD fdwReason, LPVOID lpReserved)
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{
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BOOL fRet;
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fRet = TRUE;
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switch (fdwReason)
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{
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case DLL_PROCESS_ATTACH:
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memset(&sIsGuids, 0x00, sizeof(ISFUNCREF));
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memset(&sIsGuids2, 0x00, sizeof(ISFUNCREF));
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if (!(hPutFuncSet = CryptInitOIDFunctionSet(SIPFUNC_PUTSIGNATURE, 0)))
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{
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goto PutFuncSetFailed;
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}
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if (!(hGetFuncSet = CryptInitOIDFunctionSet(SIPFUNC_GETSIGNATURE, 0)))
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{
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goto GetFuncSetFailed;
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}
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if (!(hRemoveFuncSet = CryptInitOIDFunctionSet(SIPFUNC_REMSIGNATURE, 0)))
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{
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goto RemoveFuncSetFailed;
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}
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if (!(hCreateFuncSet = CryptInitOIDFunctionSet(SIPFUNC_CREATEINDIRECT, 0)))
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{
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goto CreateFuncSetFailed;
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}
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if (!(hVerifyFuncSet = CryptInitOIDFunctionSet(SIPFUNC_VERIFYINDIRECT, 0)))
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{
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goto VerifyFuncSetFailed;
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}
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if (!(hIsMyFileFuncSet = CryptInitOIDFunctionSet(SIPFUNC_ISMYTYPE, 0)))
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{
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goto VerifyFuncSetFailed;
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}
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if (!(hIsMyFileFuncSet2 = CryptInitOIDFunctionSet(SIPFUNC_ISMYTYPE2, 0)))
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{
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goto VerifyFuncSetFailed;
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}
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if (!Pki_InitializeCriticalSection(&SIP_CriticalSection))
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{
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goto InitCritSectionFailed;
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}
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break;
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case DLL_PROCESS_DETACH:
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if (fLoadedIsFuncs)
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{
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EnterCriticalSection(&SIP_CriticalSection);
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DELETE_OBJECT(sIsGuids.pGuids);
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DELETE_OBJECT(sIsGuids2.pGuids);
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sIsGuids.cGuids = 0;
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sIsGuids2.cGuids = 0;
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fLoadedIsFuncs = FALSE;
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LeaveCriticalSection(&SIP_CriticalSection);
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}
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DeleteCriticalSection(&SIP_CriticalSection);
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break;
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}
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CommonReturn:
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return(fRet);
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ErrorReturn:
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fRet = FALSE;
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goto CommonReturn;
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TRACE_ERROR_EX(DBG_SS, InitCritSectionFailed);
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TRACE_ERROR_EX(DBG_SS, PutFuncSetFailed);
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TRACE_ERROR_EX(DBG_SS, GetFuncSetFailed);
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TRACE_ERROR_EX(DBG_SS, RemoveFuncSetFailed);
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TRACE_ERROR_EX(DBG_SS, CreateFuncSetFailed);
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TRACE_ERROR_EX(DBG_SS, VerifyFuncSetFailed);
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}
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BOOL WINAPI CryptSIPPutSignedDataMsg(SIP_SUBJECTINFO *pSubjectInfo,
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DWORD dwEncodingType,
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DWORD *pdwIndex,
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DWORD cbSignedDataMsg,
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BYTE *pbSignedDataMsg)
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{
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BOOL fRet;
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if (!(pSubjectInfo) ||
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!(pSubjectInfo->pgSubjectType))
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{
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goto InvalidParam;
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}
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HCRYPTOIDFUNCADDR hPfn;
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pCryptSIPPutSignedDataMsg pfn;
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char szGuid[REG_MAX_GUID_TEXT];
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if (!(_Guid2Sz(pSubjectInfo->pgSubjectType, &szGuid[0])))
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{
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goto GuidConvertFailed;
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}
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if (!(CryptGetOIDFunctionAddress(hPutFuncSet, 0, &szGuid[0], 0, (void **)&pfn, &hPfn)))
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{
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goto GetFuncAddrFailed;
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}
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fRet = pfn(pSubjectInfo, dwEncodingType, pdwIndex, cbSignedDataMsg, pbSignedDataMsg);
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CryptFreeOIDFunctionAddress(hPfn, 0);
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CommonReturn:
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return(fRet);
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ErrorReturn:
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fRet = FALSE;
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goto CommonReturn;
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SET_ERROR_VAR_EX(DBG_SS, GetFuncAddrFailed, TRUST_E_SUBJECT_FORM_UNKNOWN);
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SET_ERROR_VAR_EX(DBG_SS, GuidConvertFailed, TRUST_E_SUBJECT_FORM_UNKNOWN);
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SET_ERROR_VAR_EX(DBG_SS, InvalidParam, ERROR_INVALID_PARAMETER);
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}
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BOOL WINAPI CryptSIPGetSignedDataMsg(SIP_SUBJECTINFO *pSubjectInfo,
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DWORD *pdwEncodingType,
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DWORD dwIndex,
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DWORD *pcbSignedDataMsg,
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BYTE *pbSignedDataMsg)
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{
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BOOL fRet;
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if (!(pSubjectInfo) ||
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!(pSubjectInfo->pgSubjectType))
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{
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goto InvalidParam;
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}
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HCRYPTOIDFUNCADDR hPfn;
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pCryptSIPGetSignedDataMsg pfn;
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char szGuid[REG_MAX_GUID_TEXT];
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if (!(_Guid2Sz(pSubjectInfo->pgSubjectType, &szGuid[0])))
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{
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goto GuidConvertFailed;
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}
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if (!(CryptGetOIDFunctionAddress(hGetFuncSet, 0, &szGuid[0], 0, (void **)&pfn, &hPfn)))
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{
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goto GetFuncAddrFailed;
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}
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fRet = pfn(pSubjectInfo, pdwEncodingType, dwIndex, pcbSignedDataMsg, pbSignedDataMsg);
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CryptFreeOIDFunctionAddress(hPfn, 0);
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CommonReturn:
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return(fRet);
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ErrorReturn:
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fRet = FALSE;
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goto CommonReturn;
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SET_ERROR_VAR_EX(DBG_SS, GetFuncAddrFailed, TRUST_E_SUBJECT_FORM_UNKNOWN);
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SET_ERROR_VAR_EX(DBG_SS, GuidConvertFailed, TRUST_E_SUBJECT_FORM_UNKNOWN);
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SET_ERROR_VAR_EX(DBG_SS, InvalidParam, ERROR_INVALID_PARAMETER);
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}
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BOOL WINAPI CryptSIPRemoveSignedDataMsg(SIP_SUBJECTINFO *pSubjectInfo,
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DWORD dwIndex)
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{
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BOOL fRet;
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if (!(pSubjectInfo) ||
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!(pSubjectInfo->pgSubjectType))
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{
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goto InvalidParam;
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}
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HCRYPTOIDFUNCADDR hPfn;
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pCryptSIPRemoveSignedDataMsg pfn;
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char szGuid[REG_MAX_GUID_TEXT];
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if (!(_Guid2Sz(pSubjectInfo->pgSubjectType, &szGuid[0])))
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{
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goto GuidConvertFailed;
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}
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if (!(CryptGetOIDFunctionAddress(hRemoveFuncSet, 0, &szGuid[0], 0, (void **)&pfn, &hPfn)))
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{
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goto GetFuncAddrFailed;
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}
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fRet = pfn(pSubjectInfo, dwIndex);
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CryptFreeOIDFunctionAddress(hPfn, 0);
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CommonReturn:
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return(fRet);
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ErrorReturn:
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fRet = FALSE;
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goto CommonReturn;
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SET_ERROR_VAR_EX(DBG_SS, GetFuncAddrFailed, TRUST_E_SUBJECT_FORM_UNKNOWN);
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SET_ERROR_VAR_EX(DBG_SS, GuidConvertFailed, TRUST_E_SUBJECT_FORM_UNKNOWN);
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SET_ERROR_VAR_EX(DBG_SS, InvalidParam, ERROR_INVALID_PARAMETER);
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}
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BOOL WINAPI CryptSIPCreateIndirectData(SIP_SUBJECTINFO *pSubjectInfo,
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DWORD *pcbIndirectData,
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SIP_INDIRECT_DATA *pIndirectData)
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{
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BOOL fRet;
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if (!(pSubjectInfo) ||
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!(pSubjectInfo->pgSubjectType))
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{
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goto InvalidParam;
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}
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HCRYPTOIDFUNCADDR hPfn;
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pCryptSIPCreateIndirectData pfn;
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char szGuid[REG_MAX_GUID_TEXT];
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if (!(_Guid2Sz(pSubjectInfo->pgSubjectType, &szGuid[0])))
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{
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goto GuidConvertFailed;
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}
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if (!(CryptGetOIDFunctionAddress(hCreateFuncSet, 0, &szGuid[0], 0, (void **)&pfn, &hPfn)))
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{
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goto GetFuncAddrFailed;
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}
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fRet = pfn(pSubjectInfo, pcbIndirectData, pIndirectData);
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CryptFreeOIDFunctionAddress(hPfn, 0);
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CommonReturn:
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return(fRet);
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ErrorReturn:
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fRet = FALSE;
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goto CommonReturn;
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SET_ERROR_VAR_EX(DBG_SS, GetFuncAddrFailed, TRUST_E_SUBJECT_FORM_UNKNOWN);
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SET_ERROR_VAR_EX(DBG_SS, GuidConvertFailed, TRUST_E_SUBJECT_FORM_UNKNOWN);
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SET_ERROR_VAR_EX(DBG_SS, InvalidParam, ERROR_INVALID_PARAMETER);
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}
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BOOL WINAPI CryptSIPVerifyIndirectData(SIP_SUBJECTINFO *pSubjectInfo,
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SIP_INDIRECT_DATA *pIndirectData)
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{
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BOOL fRet;
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if (!(pSubjectInfo) ||
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!(pSubjectInfo->pgSubjectType))
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{
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goto InvalidParam;
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}
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HCRYPTOIDFUNCADDR hPfn;
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pCryptSIPVerifyIndirectData pfn;
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char szGuid[REG_MAX_GUID_TEXT];
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if (!(_Guid2Sz(pSubjectInfo->pgSubjectType, &szGuid[0])))
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{
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goto GuidConvertFailed;
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}
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if (!(CryptGetOIDFunctionAddress(hVerifyFuncSet, 0, &szGuid[0], 0, (void **)&pfn, &hPfn)))
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{
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goto GetFuncAddrFailed;
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}
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fRet = pfn(pSubjectInfo, pIndirectData);
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CryptFreeOIDFunctionAddress(hPfn, 0);
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CommonReturn:
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return(fRet);
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ErrorReturn:
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fRet = FALSE;
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goto CommonReturn;
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SET_ERROR_VAR_EX(DBG_SS, GetFuncAddrFailed, TRUST_E_SUBJECT_FORM_UNKNOWN);
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SET_ERROR_VAR_EX(DBG_SS, GuidConvertFailed, TRUST_E_SUBJECT_FORM_UNKNOWN);
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SET_ERROR_VAR_EX(DBG_SS, InvalidParam, ERROR_INVALID_PARAMETER);
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}
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BOOL _Guid2Sz(GUID *pgGuid, char *pszGuid)
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{
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WCHAR wszGuid[REG_MAX_GUID_TEXT];
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if (!(guid2wstr(pgGuid, &wszGuid[0])))
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{
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return(FALSE);
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}
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if (WideCharToMultiByte(0, 0, &wszGuid[0], -1, pszGuid, REG_MAX_GUID_TEXT, NULL, NULL) == 0)
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{
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return(FALSE);
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}
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return(TRUE);
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}
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BOOL _QueryRegisteredIsMyFileType(HANDLE hFile, LPCWSTR pwszFile, GUID *pgSubject)
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{
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if (!(fLoadedIsFuncs))
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{
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EnterCriticalSection(&SIP_CriticalSection);
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if (!(fLoadedIsFuncs))
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{
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CryptEnumOIDFunction(0, SIPFUNC_ISMYTYPE, NULL, 0, (void *)&sIsGuids, _EnumOIDCallback);
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CryptEnumOIDFunction(0, SIPFUNC_ISMYTYPE2, NULL, 0, (void *)&sIsGuids2, _EnumOIDCallback);
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fLoadedIsFuncs = TRUE;
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}
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||
|
|
LeaveCriticalSection(&SIP_CriticalSection);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
DWORD i;
|
||
|
|
|
||
|
|
i = 0;
|
||
|
|
while (i < sIsGuids.cGuids)
|
||
|
|
{
|
||
|
|
if (_CallIsMyFileType(&sIsGuids.pGuids[i], hFile, pgSubject))
|
||
|
|
{
|
||
|
|
return(TRUE);
|
||
|
|
}
|
||
|
|
|
||
|
|
i++;
|
||
|
|
}
|
||
|
|
|
||
|
|
i = 0;
|
||
|
|
while (i < sIsGuids2.cGuids)
|
||
|
|
{
|
||
|
|
if (_CallIsMyFileType2(&sIsGuids2.pGuids[i], (WCHAR *)pwszFile, pgSubject))
|
||
|
|
{
|
||
|
|
return(TRUE);
|
||
|
|
}
|
||
|
|
|
||
|
|
i++;
|
||
|
|
}
|
||
|
|
|
||
|
|
return(FALSE);
|
||
|
|
}
|
||
|
|
|
||
|
|
BOOL _CallIsMyFileType(GUID *pgIn, HANDLE hFile, GUID *pgOut)
|
||
|
|
{
|
||
|
|
BOOL fRet;
|
||
|
|
|
||
|
|
HCRYPTOIDFUNCADDR hPfn;
|
||
|
|
pfnIsFileSupported pfn;
|
||
|
|
char szGuid[REG_MAX_GUID_TEXT];
|
||
|
|
|
||
|
|
if (!(_Guid2Sz(pgIn, &szGuid[0])))
|
||
|
|
{
|
||
|
|
goto GuidConvertFailed;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!(CryptGetOIDFunctionAddress(hIsMyFileFuncSet, 0, &szGuid[0], 0, (void **)&pfn, &hPfn)))
|
||
|
|
{
|
||
|
|
goto GetFuncAddrFailed;
|
||
|
|
}
|
||
|
|
|
||
|
|
fRet = pfn(hFile, pgOut);
|
||
|
|
|
||
|
|
CryptFreeOIDFunctionAddress(hPfn, 0);
|
||
|
|
|
||
|
|
CommonReturn:
|
||
|
|
return(fRet);
|
||
|
|
|
||
|
|
ErrorReturn:
|
||
|
|
fRet = FALSE;
|
||
|
|
goto CommonReturn;
|
||
|
|
|
||
|
|
TRACE_ERROR_EX(DBG_SS, GetFuncAddrFailed);
|
||
|
|
TRACE_ERROR_EX(DBG_SS, GuidConvertFailed);
|
||
|
|
}
|
||
|
|
|
||
|
|
BOOL _CallIsMyFileType2(GUID *pgIn, WCHAR *pwszFile, GUID *pgOut)
|
||
|
|
{
|
||
|
|
BOOL fRet;
|
||
|
|
|
||
|
|
HCRYPTOIDFUNCADDR hPfn;
|
||
|
|
pfnIsFileSupported pfn;
|
||
|
|
char szGuid[REG_MAX_GUID_TEXT];
|
||
|
|
|
||
|
|
if (!(_Guid2Sz(pgIn, &szGuid[0])))
|
||
|
|
{
|
||
|
|
goto GuidConvertFailed;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!(CryptGetOIDFunctionAddress(hIsMyFileFuncSet2, 0, &szGuid[0], 0, (void **)&pfn, &hPfn)))
|
||
|
|
{
|
||
|
|
goto GetFuncAddrFailed;
|
||
|
|
}
|
||
|
|
|
||
|
|
fRet = pfn(pwszFile, pgOut);
|
||
|
|
|
||
|
|
CryptFreeOIDFunctionAddress(hPfn, 0);
|
||
|
|
|
||
|
|
CommonReturn:
|
||
|
|
return(fRet);
|
||
|
|
|
||
|
|
ErrorReturn:
|
||
|
|
fRet = FALSE;
|
||
|
|
goto CommonReturn;
|
||
|
|
|
||
|
|
TRACE_ERROR_EX(DBG_SS, GetFuncAddrFailed);
|
||
|
|
TRACE_ERROR_EX(DBG_SS, GuidConvertFailed);
|
||
|
|
}
|
||
|
|
|
||
|
|
void *SIPRealloc(void *pvOrg, size_t cb)
|
||
|
|
{
|
||
|
|
void *pv;
|
||
|
|
|
||
|
|
pv = (pvOrg) ? realloc(pvOrg, cb) : malloc(cb);
|
||
|
|
|
||
|
|
if (!(pv))
|
||
|
|
{
|
||
|
|
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
||
|
|
}
|
||
|
|
|
||
|
|
return(pv);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
BOOL WINAPI _EnumOIDCallback(IN DWORD dwEncodingType,
|
||
|
|
IN LPCSTR pszFuncName,
|
||
|
|
IN LPCSTR pszOID,
|
||
|
|
IN DWORD cValue,
|
||
|
|
IN const DWORD rgdwValueType[],
|
||
|
|
IN LPCWSTR const rgpwszValueName[],
|
||
|
|
IN const BYTE * const rgpbValueData[],
|
||
|
|
IN const DWORD rgcbValueData[],
|
||
|
|
IN void *pvArg)
|
||
|
|
{
|
||
|
|
WCHAR wszGuid[REG_MAX_GUID_TEXT];
|
||
|
|
GUID g;
|
||
|
|
|
||
|
|
wszGuid[0] = NULL;
|
||
|
|
MultiByteToWideChar(0, 0, pszOID, -1, &wszGuid[0], REG_MAX_GUID_TEXT);
|
||
|
|
|
||
|
|
if (wszGuid[0])
|
||
|
|
{
|
||
|
|
if (wstr2guid(&wszGuid[0], &g))
|
||
|
|
{
|
||
|
|
ISFUNCREF *pIsGuids;
|
||
|
|
|
||
|
|
pIsGuids = (ISFUNCREF *)pvArg;
|
||
|
|
|
||
|
|
if (!(pvArg))
|
||
|
|
{
|
||
|
|
return(TRUE);
|
||
|
|
}
|
||
|
|
|
||
|
|
pIsGuids->cGuids++;
|
||
|
|
pIsGuids->pGuids = (GUID *)SIPRealloc(pIsGuids->pGuids, pIsGuids->cGuids * sizeof(GUID));
|
||
|
|
|
||
|
|
if (!(pIsGuids->pGuids))
|
||
|
|
{
|
||
|
|
pIsGuids->cGuids = 0;
|
||
|
|
return(FALSE);
|
||
|
|
}
|
||
|
|
|
||
|
|
memcpy(&pIsGuids->pGuids[pIsGuids->cGuids - 1], &g, sizeof(GUID));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return(TRUE); // keep going!
|
||
|
|
}
|
||
|
|
|