diff options
Diffstat (limited to 'crypto')
4 files changed, 145 insertions, 170 deletions
diff --git a/crypto/src/asn1/cryptopro/ECGOST3410ParamSetParameters.cs b/crypto/src/asn1/cryptopro/ECGOST3410ParamSetParameters.cs index 2c494c526..ac3a43f9d 100644 --- a/crypto/src/asn1/cryptopro/ECGOST3410ParamSetParameters.cs +++ b/crypto/src/asn1/cryptopro/ECGOST3410ParamSetParameters.cs @@ -1,79 +1,77 @@ using System; using Org.BouncyCastle.Math; -using Org.BouncyCastle.Utilities; namespace Org.BouncyCastle.Asn1.CryptoPro { public class ECGost3410ParamSetParameters : Asn1Encodable { - internal readonly DerInteger p, q, a, b, x, y; + public static ECGost3410ParamSetParameters GetInstance(object obj) + { + if (obj == null) + return null; + if (obj is ECGost3410ParamSetParameters ecGost3410ParamSetParameters) + return ecGost3410ParamSetParameters; +#pragma warning disable CS0618 // Type or member is obsolete + return new ECGost3410ParamSetParameters(Asn1Sequence.GetInstance(obj)); +#pragma warning restore CS0618 // Type or member is obsolete + } public static ECGost3410ParamSetParameters GetInstance(Asn1TaggedObject obj, bool explicitly) { - return GetInstance(Asn1Sequence.GetInstance(obj, explicitly)); +#pragma warning disable CS0618 // Type or member is obsolete + return new ECGost3410ParamSetParameters(Asn1Sequence.GetInstance(obj, explicitly)); +#pragma warning restore CS0618 // Type or member is obsolete } - public static ECGost3410ParamSetParameters GetInstance(object obj) + public static ECGost3410ParamSetParameters GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit) { - if (obj == null || obj is ECGost3410ParamSetParameters) - return (ECGost3410ParamSetParameters)obj; +#pragma warning disable CS0618 // Type or member is obsolete + return new ECGost3410ParamSetParameters(Asn1Sequence.GetTagged(taggedObject, declaredExplicit)); +#pragma warning restore CS0618 // Type or member is obsolete + } + + private readonly DerInteger m_a, m_b, m_p, m_q, m_x, m_y; - if (obj is Asn1Sequence seq) - return new ECGost3410ParamSetParameters(seq); + [Obsolete("Use 'GetInstance' instead")] + public ECGost3410ParamSetParameters(Asn1Sequence seq) + { + int count = seq.Count; + if (count != 6) + throw new ArgumentException("Bad sequence size: " + count, nameof(seq)); - throw new ArgumentException("Invalid GOST3410Parameter: " + Platform.GetTypeName(obj)); + m_a = DerInteger.GetInstance(seq[0]); + m_b = DerInteger.GetInstance(seq[1]); + m_p = DerInteger.GetInstance(seq[2]); + m_q = DerInteger.GetInstance(seq[3]); + m_x = DerInteger.GetInstance(seq[4]); + m_y = DerInteger.GetInstance(seq[5]); } - public ECGost3410ParamSetParameters( - BigInteger a, - BigInteger b, - BigInteger p, - BigInteger q, - int x, + public ECGost3410ParamSetParameters(BigInteger a, BigInteger b, BigInteger p, BigInteger q, int x, BigInteger y) { - this.a = new DerInteger(a); - this.b = new DerInteger(b); - this.p = new DerInteger(p); - this.q = new DerInteger(q); - this.x = new DerInteger(x); - this.y = new DerInteger(y); + m_a = new DerInteger(a); + m_b = new DerInteger(b); + m_p = new DerInteger(p); + m_q = new DerInteger(q); + m_x = new DerInteger(x); + m_y = new DerInteger(y); } - public ECGost3410ParamSetParameters( - Asn1Sequence seq) - { - if (seq.Count != 6) - throw new ArgumentException("Wrong number of elements in sequence", "seq"); + public BigInteger A => m_a.PositiveValue; - this.a = DerInteger.GetInstance(seq[0]); - this.b = DerInteger.GetInstance(seq[1]); - this.p = DerInteger.GetInstance(seq[2]); - this.q = DerInteger.GetInstance(seq[3]); - this.x = DerInteger.GetInstance(seq[4]); - this.y = DerInteger.GetInstance(seq[5]); - } + public BigInteger B => m_b.PositiveValue; - public BigInteger P - { - get { return p.PositiveValue; } - } + public BigInteger P => m_p.PositiveValue; - public BigInteger Q - { - get { return q.PositiveValue; } - } + public BigInteger Q => m_q.PositiveValue; - public BigInteger A - { - get { return a.PositiveValue; } - } + int X => m_x.IntPositiveValueExact; - public override Asn1Object ToAsn1Object() - { - return new DerSequence(a, b, p, q, x, y); - } + public BigInteger Y => m_y.PositiveValue; + + public override Asn1Object ToAsn1Object() => new DerSequence(m_a, m_b, m_p, m_q, m_x, m_y); } } diff --git a/crypto/src/asn1/cryptopro/GOST28147Parameters.cs b/crypto/src/asn1/cryptopro/GOST28147Parameters.cs index 9167cd4b5..ab9c58ef0 100644 --- a/crypto/src/asn1/cryptopro/GOST28147Parameters.cs +++ b/crypto/src/asn1/cryptopro/GOST28147Parameters.cs @@ -1,40 +1,49 @@ using System; -using Org.BouncyCastle.Utilities; - namespace Org.BouncyCastle.Asn1.CryptoPro { public class Gost28147Parameters : Asn1Encodable { - private readonly Asn1OctetString iv; - private readonly DerObjectIdentifier paramSet; - - public static Gost28147Parameters GetInstance(Asn1TaggedObject obj, bool explicitly) + public static Gost28147Parameters GetInstance(object obj) { - return GetInstance(Asn1Sequence.GetInstance(obj, explicitly)); + if (obj == null) + return null; + if (obj is Gost28147Parameters gost28147Parameters) + return gost28147Parameters; + return new Gost28147Parameters(Asn1Sequence.GetInstance(obj)); } - public static Gost28147Parameters GetInstance(object obj) - { - if (obj == null || obj is Gost28147Parameters) - return (Gost28147Parameters) obj; + public static Gost28147Parameters GetInstance(Asn1TaggedObject obj, bool explicitly) => + new Gost28147Parameters(Asn1Sequence.GetInstance(obj, explicitly)); - if (obj is Asn1Sequence seq) - return new Gost28147Parameters(seq); + public static Gost28147Parameters GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit) => + new Gost28147Parameters(Asn1Sequence.GetTagged(taggedObject, declaredExplicit)); - throw new ArgumentException("Invalid GOST3410Parameter: " + Platform.GetTypeName(obj)); - } + private readonly Asn1OctetString m_iv; + private readonly DerObjectIdentifier m_encryptionParamSet; private Gost28147Parameters(Asn1Sequence seq) { - if (seq.Count != 2) - throw new ArgumentException("Wrong number of elements in sequence", "seq"); + int count = seq.Count; + if (count != 2) + throw new ArgumentException("Bad sequence size: " + count, nameof(seq)); - this.iv = Asn1OctetString.GetInstance(seq[0]); - this.paramSet = DerObjectIdentifier.GetInstance(seq[1]); + // TODO Validate length of 8? + m_iv = Asn1OctetString.GetInstance(seq[0]); + m_encryptionParamSet = DerObjectIdentifier.GetInstance(seq[1]); } + public Gost28147Parameters(Asn1OctetString iv, DerObjectIdentifier encryptionParamSet) + { + m_iv = iv ?? throw new ArgumentNullException(nameof(iv)); + m_encryptionParamSet = encryptionParamSet ?? throw new ArgumentNullException(nameof(encryptionParamSet)); + } + + public Asn1OctetString IV => m_iv; + + public DerObjectIdentifier EncryptionParamSet => m_encryptionParamSet; + /** * <pre> * Gost28147-89-Parameters ::= @@ -46,9 +55,6 @@ namespace Org.BouncyCastle.Asn1.CryptoPro * Gost28147-89-IV ::= OCTET STRING (SIZE (8)) * </pre> */ - public override Asn1Object ToAsn1Object() - { - return new DerSequence(iv, paramSet); - } + public override Asn1Object ToAsn1Object() => new DerSequence(m_iv, m_encryptionParamSet); } } diff --git a/crypto/src/asn1/cryptopro/GOST3410ParamSetParameters.cs b/crypto/src/asn1/cryptopro/GOST3410ParamSetParameters.cs index ae0cd4f83..e7c7f9d99 100644 --- a/crypto/src/asn1/cryptopro/GOST3410ParamSetParameters.cs +++ b/crypto/src/asn1/cryptopro/GOST3410ParamSetParameters.cs @@ -1,74 +1,58 @@ using System; using Org.BouncyCastle.Math; -using Org.BouncyCastle.Utilities; namespace Org.BouncyCastle.Asn1.CryptoPro { public class Gost3410ParamSetParameters : Asn1Encodable { - private readonly int keySize; - private readonly DerInteger p, q, a; - - public static Gost3410ParamSetParameters GetInstance(Asn1TaggedObject obj, bool explicitly) + public static Gost3410ParamSetParameters GetInstance(object obj) { - return GetInstance(Asn1Sequence.GetInstance(obj, explicitly)); + if (obj == null) + return null; + if (obj is Gost3410ParamSetParameters gost3410ParamSetParameters) + return gost3410ParamSetParameters; + return new Gost3410ParamSetParameters(Asn1Sequence.GetInstance(obj)); } - public static Gost3410ParamSetParameters GetInstance(object obj) - { - if (obj == null || obj is Gost3410ParamSetParameters) - return (Gost3410ParamSetParameters) obj; + public static Gost3410ParamSetParameters GetInstance(Asn1TaggedObject obj, bool explicitly) => + new Gost3410ParamSetParameters(Asn1Sequence.GetInstance(obj, explicitly)); - if (obj is Asn1Sequence seq) - return new Gost3410ParamSetParameters(seq); + public static Gost3410ParamSetParameters GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit) => + new Gost3410ParamSetParameters(Asn1Sequence.GetTagged(taggedObject, declaredExplicit)); - throw new ArgumentException("Invalid GOST3410Parameter: " + Platform.GetTypeName(obj)); - } + private readonly int m_keySize; + private readonly DerInteger m_p, m_q, m_a; - public Gost3410ParamSetParameters(int keySize, BigInteger p, BigInteger q, BigInteger a) + private Gost3410ParamSetParameters(Asn1Sequence seq) { - this.keySize = keySize; - this.p = new DerInteger(p); - this.q = new DerInteger(q); - this.a = new DerInteger(a); + int count = seq.Count; + if (count != 4) + throw new ArgumentException("Bad sequence size: " + count, nameof(seq)); + + m_keySize = DerInteger.GetInstance(seq[0]).IntValueExact; + m_p = DerInteger.GetInstance(seq[1]); + m_q = DerInteger.GetInstance(seq[2]); + m_a = DerInteger.GetInstance(seq[3]); } - private Gost3410ParamSetParameters(Asn1Sequence seq) + public Gost3410ParamSetParameters(int keySize, BigInteger p, BigInteger q, BigInteger a) { - if (seq.Count != 4) - throw new ArgumentException("Wrong number of elements in sequence", "seq"); - - this.keySize = DerInteger.GetInstance(seq[0]).IntValueExact; - this.p = DerInteger.GetInstance(seq[1]); - this.q = DerInteger.GetInstance(seq[2]); - this.a = DerInteger.GetInstance(seq[3]); + m_keySize = keySize; + m_p = new DerInteger(p); + m_q = new DerInteger(q); + m_a = new DerInteger(a); } - public int KeySize - { - get { return keySize; } - } + public int KeySize => m_keySize; - public BigInteger P - { - get { return p.PositiveValue; } - } + public BigInteger P => m_p.PositiveValue; - public BigInteger Q - { - get { return q.PositiveValue; } - } + public BigInteger Q => m_q.PositiveValue; - public BigInteger A - { - get { return a.PositiveValue; } - } + public BigInteger A => m_a.PositiveValue; - public override Asn1Object ToAsn1Object() - { - return new DerSequence(new DerInteger(keySize), p, q, a); - } + public override Asn1Object ToAsn1Object() => new DerSequence(new DerInteger(m_keySize), m_p, m_q, m_a); } } diff --git a/crypto/src/asn1/cryptopro/GOST3410PublicKeyAlgParameters.cs b/crypto/src/asn1/cryptopro/GOST3410PublicKeyAlgParameters.cs index 40b69428d..6deccb80f 100644 --- a/crypto/src/asn1/cryptopro/GOST3410PublicKeyAlgParameters.cs +++ b/crypto/src/asn1/cryptopro/GOST3410PublicKeyAlgParameters.cs @@ -5,76 +5,63 @@ namespace Org.BouncyCastle.Asn1.CryptoPro public class Gost3410PublicKeyAlgParameters : Asn1Encodable { - private DerObjectIdentifier publicKeyParamSet; - private DerObjectIdentifier digestParamSet; - private DerObjectIdentifier encryptionParamSet; - - public static Gost3410PublicKeyAlgParameters GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit) + public static Gost3410PublicKeyAlgParameters GetInstance(object obj) { - return GetInstance(Asn1Sequence.GetInstance(taggedObject, declaredExplicit)); + if (obj == null) + return null; + if (obj is Gost3410PublicKeyAlgParameters gost3410PublicKeyAlgParameters) + return gost3410PublicKeyAlgParameters; + return new Gost3410PublicKeyAlgParameters(Asn1Sequence.GetInstance(obj)); } - public static Gost3410PublicKeyAlgParameters GetInstance(object obj) - { - if (obj == null || obj is Gost3410PublicKeyAlgParameters) - return (Gost3410PublicKeyAlgParameters)obj; + public static Gost3410PublicKeyAlgParameters GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit) => + new Gost3410PublicKeyAlgParameters(Asn1Sequence.GetInstance(taggedObject, declaredExplicit)); - return new Gost3410PublicKeyAlgParameters(Asn1Sequence.GetInstance(obj)); - } + public static Gost3410PublicKeyAlgParameters GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit) => + new Gost3410PublicKeyAlgParameters(Asn1Sequence.GetTagged(taggedObject, declaredExplicit)); - public Gost3410PublicKeyAlgParameters( - DerObjectIdentifier publicKeyParamSet, - DerObjectIdentifier digestParamSet) - : this (publicKeyParamSet, digestParamSet, null) - { - } + private readonly DerObjectIdentifier m_publicKeyParamSet; + private readonly DerObjectIdentifier m_digestParamSet; + private readonly DerObjectIdentifier m_encryptionParamSet; - public Gost3410PublicKeyAlgParameters( - DerObjectIdentifier publicKeyParamSet, - DerObjectIdentifier digestParamSet, - DerObjectIdentifier encryptionParamSet) + private Gost3410PublicKeyAlgParameters(Asn1Sequence seq) { - if (publicKeyParamSet == null) - throw new ArgumentNullException("publicKeyParamSet"); - if (digestParamSet == null) - throw new ArgumentNullException("digestParamSet"); + int count = seq.Count, pos = 0; + if (count < 2 || count > 3) + throw new ArgumentException("Bad sequence size: " + count, nameof(seq)); + + m_publicKeyParamSet = DerObjectIdentifier.GetInstance(seq[pos++]); + m_digestParamSet = DerObjectIdentifier.GetInstance(seq[pos++]); + m_encryptionParamSet = Asn1Utilities.ReadOptional(seq, ref pos, DerObjectIdentifier.GetOptional); - this.publicKeyParamSet = publicKeyParamSet; - this.digestParamSet = digestParamSet; - this.encryptionParamSet = encryptionParamSet; + if (pos != count) + throw new ArgumentException("Unexpected elements in sequence", nameof(seq)); } - private Gost3410PublicKeyAlgParameters(Asn1Sequence seq) + public Gost3410PublicKeyAlgParameters(DerObjectIdentifier publicKeyParamSet, DerObjectIdentifier digestParamSet) + : this(publicKeyParamSet, digestParamSet, null) { - this.publicKeyParamSet = (DerObjectIdentifier) seq[0]; - this.digestParamSet = (DerObjectIdentifier) seq[1]; + } - if (seq.Count > 2) - { - this.encryptionParamSet = (DerObjectIdentifier) seq[2]; - } + public Gost3410PublicKeyAlgParameters(DerObjectIdentifier publicKeyParamSet, DerObjectIdentifier digestParamSet, + DerObjectIdentifier encryptionParamSet) + { + m_publicKeyParamSet = publicKeyParamSet ?? throw new ArgumentNullException(nameof(publicKeyParamSet)); + m_digestParamSet = digestParamSet ?? throw new ArgumentNullException(nameof(digestParamSet)); + m_encryptionParamSet = encryptionParamSet; } - public DerObjectIdentifier PublicKeyParamSet - { - get { return publicKeyParamSet; } - } + public DerObjectIdentifier PublicKeyParamSet => m_publicKeyParamSet; - public DerObjectIdentifier DigestParamSet - { - get { return digestParamSet; } - } + public DerObjectIdentifier DigestParamSet => m_digestParamSet; - public DerObjectIdentifier EncryptionParamSet - { - get { return encryptionParamSet; } - } + public DerObjectIdentifier EncryptionParamSet => m_encryptionParamSet; public override Asn1Object ToAsn1Object() { - Asn1EncodableVector v = new Asn1EncodableVector(publicKeyParamSet, digestParamSet); - v.AddOptional(encryptionParamSet); - return new DerSequence(v); + return m_encryptionParamSet == null + ? new DerSequence(m_publicKeyParamSet, m_digestParamSet) + : new DerSequence(m_publicKeyParamSet, m_digestParamSet, m_encryptionParamSet); } } } |