RC2CBCParameter.cs 1.9 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778
  1. #if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
  2. #pragma warning disable
  3. using System;
  4. using BestHTTP.SecureProtocol.Org.BouncyCastle.Math;
  5. using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
  6. namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Pkcs
  7. {
  8. public class RC2CbcParameter
  9. : Asn1Encodable
  10. {
  11. internal DerInteger version;
  12. internal Asn1OctetString iv;
  13. public static RC2CbcParameter GetInstance(
  14. object obj)
  15. {
  16. if (obj is Asn1Sequence)
  17. {
  18. return new RC2CbcParameter((Asn1Sequence) obj);
  19. }
  20. throw new ArgumentException("Unknown object in factory: " + BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.GetTypeName(obj), "obj");
  21. }
  22. public RC2CbcParameter(
  23. byte[] iv)
  24. {
  25. this.iv = new DerOctetString(iv);
  26. }
  27. public RC2CbcParameter(
  28. int parameterVersion,
  29. byte[] iv)
  30. {
  31. this.version = new DerInteger(parameterVersion);
  32. this.iv = new DerOctetString(iv);
  33. }
  34. private RC2CbcParameter(
  35. Asn1Sequence seq)
  36. {
  37. if (seq.Count == 1)
  38. {
  39. iv = (Asn1OctetString)seq[0];
  40. }
  41. else
  42. {
  43. version = (DerInteger)seq[0];
  44. iv = (Asn1OctetString)seq[1];
  45. }
  46. }
  47. public BigInteger RC2ParameterVersion
  48. {
  49. get
  50. {
  51. return version == null ? null : version.Value;
  52. }
  53. }
  54. public byte[] GetIV()
  55. {
  56. return Arrays.Clone(iv.GetOctets());
  57. }
  58. public override Asn1Object ToAsn1Object()
  59. {
  60. Asn1EncodableVector v = new Asn1EncodableVector();
  61. v.AddOptional(version);
  62. v.Add(iv);
  63. return new DerSequence(v);
  64. }
  65. }
  66. }
  67. #pragma warning restore
  68. #endif