FindByCertificatePolicy()

unsafe void Internal.Cryptography.Pal.FindPal.FindByCertificatePolicy ( string oidValue )

inline

Implements Internal.Cryptography.Pal.IFindPal.

Definition at line 449 of file FindPal.cs.

    {
        FindCore(oidValue, delegate(string oidValue, SafeCertContextHandle pCertContext)
        {
            CERT_INFO* pCertInfo = pCertContext.CertContext->pCertInfo;
            CERT_EXTENSION* ptr = global::Interop.crypt32.CertFindExtension("2.5.29.32", pCertInfo->cExtension, pCertInfo->rgExtension);
            if (ptr == null)
            {
                return false;
            }
            bool foundMatch = false;
            byte[] encoded = ptr->Value.ToByteArray();
            if (!encoded.DecodeObjectNoThrow(CryptDecodeObjectStructType.X509_CERT_POLICIES, delegate(void* pvDecoded, int cbDecoded)
            {
                for (int i = 0; i < ((CERT_POLICIES_INFO*)pvDecoded)->cPolicyInfo; i++)
                {
                    CERT_POLICY_INFO* ptr2 = ((CERT_POLICIES_INFO*)pvDecoded)->rgPolicyInfo + i;
                    string value = Marshal.PtrToStringAnsi(ptr2->pszPolicyIdentifier);
                    if (oidValue.Equals(value, StringComparison.OrdinalIgnoreCase))
                    {
                        foundMatch = true;
                        break;
                    }
                }
            }))
            {
                return false;
            }
            GC.KeepAlive(pCertContext);
            return foundMatch;
        });
    }

References Internal.Cryptography.Pal.Native.SafeCertContextHandle.CertContext, Internal.Cryptography.Pal.Native.CERT_INFO.cExtension, System.GC.KeepAlive(), Internal.Cryptography.Pal.Native.CERT_CONTEXT.pCertInfo, System.Runtime.InteropServices.Marshal.PtrToStringAnsi(), Internal.Cryptography.Pal.Native.CERT_INFO.rgExtension, and System.value.