public void CheckSignature(X509Certificate2Collection extraStore, bool verifySignatureOnly)
{
if (this.m_safeCryptMsgHandle == null || this.m_safeCryptMsgHandle.IsInvalid)
{
throw new InvalidOperationException(SecurityResources.GetResourceString("Cryptography_Cms_MessageNotSigned"));
}
if (extraStore == null)
{
throw new ArgumentNullException("extraStore");
}
MySignedCms.CheckSignatures(this.SignerInfos, extraStore, verifySignatureOnly);
}
private static void CheckSignatures(SignerInfoCollection signers, X509Certificate2Collection extraStore, bool verifySignatureOnly)
{
if (signers == null || signers.Count < 1)
{
throw new CryptographicException(-2146885618);
}
foreach (SignerInfo signerInfo in signers)
{
signerInfo.CheckSignature(extraStore, verifySignatureOnly);
if (signerInfo.CounterSignerInfos.Count > 0)
{
MySignedCms.CheckSignatures(signerInfo.CounterSignerInfos, extraStore, verifySignatureOnly);
}
}
}