FindByApplicationPolicy()

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

inline

Implements Internal.Cryptography.Pal.IFindPal.

Definition at line 416 of file FindPal.cs.

    {
        FindCore(oidValue, delegate(string oidValue, SafeCertContextHandle pCertContext)
        {
            int pcbOIDs = 0;
            if (!global::Interop.crypt32.CertGetValidUsages(1, ref pCertContext, out var cNumOIDs, null, ref pcbOIDs))
            {
                return false;
            }
            if (cNumOIDs == -1)
            {
                return true;
            }
            fixed (byte* ptr = new byte[pcbOIDs])
            {
                if (!global::Interop.crypt32.CertGetValidUsages(1, ref pCertContext, out cNumOIDs, ptr, ref pcbOIDs))
                {
                    return false;
                }
                IntPtr* ptr2 = (IntPtr*)ptr;
                for (int i = 0; i < cNumOIDs; i++)
                {
                    string value = Marshal.PtrToStringAnsi(ptr2[i]);
                    if (oidValue.Equals(value, StringComparison.OrdinalIgnoreCase))
                    {
                        return true;
                    }
                }
                return false;
            }
        });
    }

References System.Runtime.InteropServices.Marshal.PtrToStringAnsi(), and System.value.