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using System;
using System.Collections.Generic;
using Org.BouncyCastle.Asn1;
using Org.BouncyCastle.Asn1.BC;
using Org.BouncyCastle.Asn1.Bsi;
using Org.BouncyCastle.Asn1.Cms;
using Org.BouncyCastle.Asn1.CryptoPro;
using Org.BouncyCastle.Asn1.Eac;
using Org.BouncyCastle.Asn1.EdEC;
using Org.BouncyCastle.Asn1.GM;
using Org.BouncyCastle.Asn1.Isara;
using Org.BouncyCastle.Asn1.Misc;
using Org.BouncyCastle.Asn1.Nist;
using Org.BouncyCastle.Asn1.Oiw;
using Org.BouncyCastle.Asn1.Pkcs;
using Org.BouncyCastle.Asn1.Rosstandart;
using Org.BouncyCastle.Asn1.TeleTrust;
using Org.BouncyCastle.Asn1.X509;
using Org.BouncyCastle.Asn1.X9;
using Org.BouncyCastle.Crypto;
using Org.BouncyCastle.Security;
using Org.BouncyCastle.Utilities.Collections;
using Org.BouncyCastle.X509;
namespace Org.BouncyCastle.Cms
{
[Obsolete("Use 'Org.BouncyCastle.Operators.Utilities.DefaultSignatureAlgorithmFinder' instead")]
public class DefaultSignatureAlgorithmIdentifierFinder
: Operators.Utilities.ISignatureAlgorithmFinder
{
// TODO[api] Make virtual
public AlgorithmIdentifier Find(string sigAlgName) =>
Operators.Utilities.DefaultSignatureAlgorithmFinder.Instance.Find(sigAlgName);
}
[Obsolete("Use 'Org.BouncyCastle.Operators.Utilities.DefaultDigestAlgorithmFinder' instead")]
public class DefaultDigestAlgorithmIdentifierFinder
: Operators.Utilities.IDigestAlgorithmFinder
{
// TODO[api] Make virtual
public AlgorithmIdentifier Find(AlgorithmIdentifier sigAlgId) =>
Operators.Utilities.DefaultDigestAlgorithmFinder.Instance.Find(sigAlgId);
public virtual AlgorithmIdentifier Find(DerObjectIdentifier digAlgOid) =>
Operators.Utilities.DefaultDigestAlgorithmFinder.Instance.Find(digAlgOid);
// TODO[api] Make virtual
public AlgorithmIdentifier Find(string digAlgName) =>
Operators.Utilities.DefaultDigestAlgorithmFinder.Instance.Find(digAlgName);
}
public abstract class CmsSignedGenerator
{
/**
* Default type for the signed data.
*/
public static readonly string Data = CmsObjectIdentifiers.Data.Id;
public static readonly string DigestSha1 = OiwObjectIdentifiers.IdSha1.Id;
public static readonly string DigestSha224 = NistObjectIdentifiers.IdSha224.Id;
public static readonly string DigestSha256 = NistObjectIdentifiers.IdSha256.Id;
public static readonly string DigestSha384 = NistObjectIdentifiers.IdSha384.Id;
public static readonly string DigestSha512 = NistObjectIdentifiers.IdSha512.Id;
public static readonly string DigestSha512_224 = NistObjectIdentifiers.IdSha512_224.Id;
public static readonly string DigestSha512_256 = NistObjectIdentifiers.IdSha512_256.Id;
public static readonly string DigestMD5 = PkcsObjectIdentifiers.MD5.Id;
public static readonly string DigestGost3411 = CryptoProObjectIdentifiers.GostR3411.Id;
public static readonly string DigestRipeMD128 = TeleTrusTObjectIdentifiers.RipeMD128.Id;
public static readonly string DigestRipeMD160 = TeleTrusTObjectIdentifiers.RipeMD160.Id;
public static readonly string DigestRipeMD256 = TeleTrusTObjectIdentifiers.RipeMD256.Id;
public static readonly string EncryptionRsa = PkcsObjectIdentifiers.RsaEncryption.Id;
public static readonly string EncryptionDsa = X9ObjectIdentifiers.IdDsaWithSha1.Id;
public static readonly string EncryptionECDsa = X9ObjectIdentifiers.ECDsaWithSha1.Id;
public static readonly string EncryptionRsaPss = PkcsObjectIdentifiers.IdRsassaPss.Id;
public static readonly string EncryptionGost3410 = CryptoProObjectIdentifiers.GostR3410x94.Id;
public static readonly string EncryptionECGost3410 = CryptoProObjectIdentifiers.GostR3410x2001.Id;
public static readonly string EncryptionECGost3410_2012_256 = RosstandartObjectIdentifiers.id_tc26_gost_3410_12_256.Id;
public static readonly string EncryptionECGost3410_2012_512 = RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512.Id;
internal List<Asn1Encodable> _certs = new List<Asn1Encodable>();
internal List<Asn1Encodable> _crls = new List<Asn1Encodable>();
internal IList<SignerInformation> _signers = new List<SignerInformation>();
internal IDictionary<string, byte[]> m_digests =
new Dictionary<string, byte[]>(StringComparer.OrdinalIgnoreCase);
internal bool _useDerForCerts = false;
internal bool _useDerForCrls = false;
protected readonly SecureRandom m_random;
protected CmsSignedGenerator()
: this(CryptoServicesRegistrar.GetSecureRandom())
{
}
/// <summary>Constructor allowing specific source of randomness</summary>
/// <param name="random">Instance of <c>SecureRandom</c> to use.</param>
protected CmsSignedGenerator(SecureRandom random)
{
if (random == null)
throw new ArgumentNullException(nameof(random));
m_random = random;
}
internal protected virtual IDictionary<CmsAttributeTableParameter, object> GetBaseParameters(
DerObjectIdentifier contentType, AlgorithmIdentifier digAlgId, byte[] hash)
{
var param = new Dictionary<CmsAttributeTableParameter, object>();
if (contentType != null)
{
param[CmsAttributeTableParameter.ContentType] = contentType;
}
param[CmsAttributeTableParameter.DigestAlgorithmIdentifier] = digAlgId;
param[CmsAttributeTableParameter.Digest] = hash.Clone();
return param;
}
internal protected virtual Asn1Set GetAttributeSet(
Asn1.Cms.AttributeTable attr)
{
return attr == null
? null
: DerSet.FromVector(attr.ToAsn1EncodableVector());
}
public void AddAttributeCertificate(X509V2AttributeCertificate attrCert)
{
_certs.Add(new DerTaggedObject(false, 2, attrCert.AttributeCertificate));
}
public void AddAttributeCertificates(IStore<X509V2AttributeCertificate> attrCertStore)
{
_certs.AddRange(CmsUtilities.GetAttributeCertificatesFromStore(attrCertStore));
}
public void AddCertificate(X509Certificate cert)
{
_certs.Add(cert.CertificateStructure);
}
public void AddCertificates(IStore<X509Certificate> certStore)
{
_certs.AddRange(CmsUtilities.GetCertificatesFromStore(certStore));
}
public void AddCrl(X509Crl crl)
{
_crls.Add(crl.CertificateList);
}
public void AddCrls(IStore<X509Crl> crlStore)
{
_crls.AddRange(CmsUtilities.GetCrlsFromStore(crlStore));
}
public void AddOtherRevocationInfo(OtherRevocationInfoFormat otherRevocationInfo)
{
CmsUtilities.ValidateOtherRevocationInfo(otherRevocationInfo);
_crls.Add(new DerTaggedObject(false, 1, otherRevocationInfo));
}
public void AddOtherRevocationInfos(IStore<OtherRevocationInfoFormat> otherRevocationInfoStore)
{
_crls.AddRange(CmsUtilities.GetOtherRevocationInfosFromStore(otherRevocationInfoStore));
}
public void AddOtherRevocationInfos(DerObjectIdentifier otherRevInfoFormat,
IStore<Asn1Encodable> otherRevInfoStore)
{
_crls.AddRange(CmsUtilities.GetOtherRevocationInfosFromStore(otherRevInfoStore, otherRevInfoFormat));
}
/**
* Add a store of precalculated signers to the generator.
*
* @param signerStore store of signers
*/
public void AddSigners(SignerInformationStore signerStore)
{
foreach (SignerInformation o in signerStore.GetSigners())
{
_signers.Add(o);
AddSignerCallback(o);
}
}
/**
* Return a map of oids and byte arrays representing the digests calculated on the content during
* the last generate.
*
* @return a map of oids (as string objects) and byte[] representing digests.
*/
public IDictionary<string, byte[]> GetGeneratedDigests()
{
return new Dictionary<string, byte[]>(m_digests, StringComparer.OrdinalIgnoreCase);
}
public bool UseDerForCerts
{
get { return _useDerForCerts; }
set { this._useDerForCerts = value; }
}
public bool UseDerForCrls
{
get { return _useDerForCrls; }
set { this._useDerForCrls = value; }
}
internal virtual void AddSignerCallback(
SignerInformation si)
{
}
internal static SignerIdentifier GetSignerIdentifier(X509Certificate cert)
{
return new SignerIdentifier(CmsUtilities.GetIssuerAndSerialNumber(cert));
}
internal static SignerIdentifier GetSignerIdentifier(byte[] subjectKeyIdentifier)
{
return new SignerIdentifier(new DerOctetString(subjectKeyIdentifier));
}
}
}
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