110 lines
2.8 KiB
C++
110 lines
2.8 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: chains.cpp
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//
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// Contents: Microsoft Internet Security Trust Provider
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//
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// Functions: AddToSignerChain
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// AddToCertChain
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// AddToStoreChain
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// AllocateNewChain
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// DeallocateCertChain
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// DeallocateStoreChain
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//
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// History: 29-May-1997 pberkman created
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//
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//--------------------------------------------------------------------------
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#include "global.hxx"
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BOOL AddToSignerChain(CRYPT_PROVIDER_SGNR *psSgnr2Add, DWORD *pcSgnrs, CRYPT_PROVIDER_SGNR **ppSgnrChain)
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{
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return(AllocateNewChain(sizeof(CRYPT_PROVIDER_SGNR), psSgnr2Add, pcSgnrs, (void **)ppSgnrChain,
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psSgnr2Add->cbStruct));
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}
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BOOL AddToCertChain(CRYPT_PROVIDER_CERT *pPCert2Add, DWORD *pcPCerts,
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CRYPT_PROVIDER_CERT **ppPCertChain)
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{
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return(AllocateNewChain(sizeof(CRYPT_PROVIDER_CERT), pPCert2Add, pcPCerts, (void **)ppPCertChain,
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pPCert2Add->cbStruct));
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}
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BOOL AddToStoreChain(HCERTSTORE hStore2Add, DWORD *pcChain, HCERTSTORE **pphStoreChain)
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{
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return(AllocateNewChain(sizeof(HCERTSTORE), (void *)&hStore2Add, pcChain, (void **)pphStoreChain,
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sizeof(HCERTSTORE)));
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}
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BOOL AllocateNewChain(DWORD cbMember, void *pNewMember, DWORD *pcChain, void **ppChain, DWORD cbAssumeSize)
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{
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void *pNewChain;
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DWORD cNew;
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if (cbAssumeSize > cbMember)
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{
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//
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// the client is using structures more current that we are...
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//
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SetLastError(ERROR_INVALID_PARAMETER);
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return(FALSE);
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}
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cNew = *pcChain + 1;
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if (!(pNewChain = (void *)WVTNew(cbMember * cNew)))
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{
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return(FALSE);
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}
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memset(pNewChain, 0x00, cbMember * cNew);
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for (int i = 0; i < (int)*pcChain; i++)
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{
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memcpy((char *)pNewChain + (i * cbMember), (char *)*ppChain + (i * cbMember), cbMember);
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}
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DELETE_OBJECT(*ppChain);
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memcpy((char *)pNewChain + ((cNew - 1) * cbMember), pNewMember, cbAssumeSize);
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*ppChain = pNewChain;
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*pcChain = cNew;
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return(TRUE);
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}
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void DeallocateCertChain(DWORD csPCert, CRYPT_PROVIDER_CERT **pasPCertChain)
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{
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CRYPT_PROVIDER_CERT *pas;
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pas = *pasPCertChain;
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for (int i = 0; i < (int)csPCert; i++)
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{
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if (pas[i].pCert)
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{
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CertFreeCertificateContext(pas[i].pCert);
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}
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if (pas[i].pTrustListContext)
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{
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CertFreeCTLContext(pas[i].pTrustListContext);
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}
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}
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}
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void DeallocateStoreChain(DWORD csStore, HCERTSTORE *pphStoreChain)
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{
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for (int i = 0; i < (int)csStore; i++)
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{
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CertCloseStore(pphStoreChain[i], 0);
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}
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}
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