private byte[] CoSignBuffer(byte[] data, byte[] signdata)
{
X509Certificate2 m_cert = cbCerts.SelectedItem as X509Certificate2;
if (m_cert == null)
{
MessageBox.Show("не найден сертификат!");
return(null);
}
SignedData signedData = new SignedDataClass();
Utilities utilities = new UtilitiesClass();
byte[] array = data;
Signer signer = new SignerClass();
IStore store = new StoreClass();
bool flag2 = false;
store.Open(CAPICOM_STORE_LOCATION.CAPICOM_CURRENT_USER_STORE, "My", CAPICOM_STORE_OPEN_MODE.CAPICOM_STORE_OPEN_READ_ONLY);
foreach (ICertificate certificate in store.Certificates)
{
if (certificate.Thumbprint == m_cert.Thumbprint)
{
signer.Certificate = certificate;
flag2 = true;
break;
}
}
if (!flag2)
{
throw new Exception("Не удалось найти сертификат подписи!");
}
CapiComRCW.Attribute attribute = new AttributeClass();
attribute.Name = CAPICOM_ATTRIBUTE.CAPICOM_AUTHENTICATED_ATTRIBUTE_SIGNING_TIME;
attribute.Value = DateTime.Now.ToUniversalTime();
signer.AuthenticatedAttributes.Add(attribute);
byte[] array3;
byte[] array2 = signdata;
((CapiComRCW.ISignedData)signedData).set_Content(utilities.ByteArrayToBinaryString(array));
signedData.Verify(Convert.ToBase64String(array2), true, CAPICOM_SIGNED_DATA_VERIFY_FLAG.CAPICOM_VERIFY_SIGNATURE_ONLY);
Store store2 = new StoreClass();
store2.Open(CAPICOM_STORE_LOCATION.CAPICOM_CURRENT_USER_STORE, "AddressBook", CAPICOM_STORE_OPEN_MODE.CAPICOM_STORE_OPEN_READ_WRITE);
for (int i = 1; i <= signedData.Signers.Count; i++)
{
Signer signer2 = (Signer)signedData.Signers[i];
Certificate pVal = (Certificate)signer2.Certificate;
store2.Add(pVal);
}
store2.Close();
string s = signedData.CoSign(signer, CAPICOM_ENCODING_TYPE.CAPICOM_ENCODE_BASE64);
array3 = Convert.FromBase64String(s);
return(array3);
}
private void SignFile(string sFileIn)
{
if (Path.GetExtension(sFileIn).ToUpper().Equals(".ZIP"))
{
SignZip(sFileIn);
if (!cbExtSignZIP.Checked)
{
return;
}
}
X509Certificate2 m_cert = cbCerts.SelectedItem as X509Certificate2;
if (m_cert == null)
{
throw new ApplicationException("Сформировать ЭЦП невозможно: не найден действительный сертификат отправителя!");
}
SignedData signedData = new SignedDataClass();
Utilities utilities = new UtilitiesClass();
byte[] array;
using (FileStream fileStream = new FileStream(sFileIn, FileMode.Open, FileAccess.Read))
{
array = new byte[fileStream.Length];
fileStream.Position = 0L;
fileStream.Read(array, 0, (int)fileStream.Length);
fileStream.Close();
}
byte[] array2 = null;
bool flag = false;
if (File.Exists(sFileIn + ".sig"))
{
flag = true;
using (FileStream fileStream = new FileStream(sFileIn + ".sig", FileMode.Open, FileAccess.Read))
{
array2 = new byte[fileStream.Length];
fileStream.Position = 0L;
fileStream.Read(array2, 0, (int)fileStream.Length);
fileStream.Close();
}
}
Signer signer = new SignerClass();
IStore store = new StoreClass();
bool flag2 = false;
store.Open(CAPICOM_STORE_LOCATION.CAPICOM_CURRENT_USER_STORE, "My", CAPICOM_STORE_OPEN_MODE.CAPICOM_STORE_OPEN_READ_ONLY);
foreach (ICertificate certificate in store.Certificates)
{
if (certificate.Thumbprint == m_cert.Thumbprint)
{
signer.Certificate = certificate;
flag2 = true;
break;
}
}
if (!flag2)
{
throw new Exception("Не удалось найти сертификат подписи!");
}
CapiComRCW.Attribute attribute = new AttributeClass();
attribute.Name = CAPICOM_ATTRIBUTE.CAPICOM_AUTHENTICATED_ATTRIBUTE_SIGNING_TIME;
attribute.Value = DateTime.Now.ToUniversalTime();
signer.AuthenticatedAttributes.Add(attribute);
byte[] array3;
if (flag)
{
// signedData.Content = "";
//signedData.Content = Marshal.PtrToStringBSTR( utilities.ByteArrayToBinaryString(array));
((CapiComRCW.ISignedData)signedData).set_Content(utilities.ByteArrayToBinaryString(array));
try
{
signedData.Verify(Convert.ToBase64String(array2), true, CAPICOM_SIGNED_DATA_VERIFY_FLAG.CAPICOM_VERIFY_SIGNATURE_ONLY);
}
catch (Exception e)
{
errlist.Add("Ошибка проверки подписи!" + sFileIn + ":" + e.Message);
}
Store store2 = new StoreClass();
store2.Open(CAPICOM_STORE_LOCATION.CAPICOM_CURRENT_USER_STORE, "AddressBook", CAPICOM_STORE_OPEN_MODE.CAPICOM_STORE_OPEN_READ_WRITE);
for (int i = 1; i <= signedData.Signers.Count; i++)
{
Signer signer2 = (Signer)signedData.Signers[i];
Certificate pVal = (Certificate)signer2.Certificate;
store2.Add(pVal);
}
store2.Close();
string s = signedData.CoSign(signer, CAPICOM_ENCODING_TYPE.CAPICOM_ENCODE_BASE64);
array3 = Convert.FromBase64String(s);
}
else
{
//signedData.Content = utilities.ByteArrayToBinaryString(array);
((CapiComRCW.ISignedData)signedData).set_Content(utilities.ByteArrayToBinaryString(array));
string s = signedData.Sign(signer, true, CAPICOM_ENCODING_TYPE.CAPICOM_ENCODE_BASE64);
array3 = Convert.FromBase64String(s);
}
using (FileStream fileStream = new FileStream(sFileIn + ".sig", FileMode.Create, FileAccess.Write))
{
fileStream.Write(array3, 0, array3.Length);
fileStream.Close();
}
}