http://www.bouncycastle.org/java.html: The Bouncy Castle Java APIs for CMS, PKCS, EAC, TSP, CMP, CRMF, OCSP, and certificate generation. This jar contains APIs for JDK 1.5 to JDK 1.8. The APIs can be used in conjunction with a JCE/JCA provider such as the one provided with the Bouncy Castle Cryptography APIs.
  • The Legion of the Bouncy Castle Inc. 
public abstract class org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient implements org.bouncycastle.cms.KeyAgreeRecipient
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient
  super_class: java.lang.Object
{
  private static final java.util.Set possibleOldMessages;
    descriptor: Ljava/util/Set;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private java.security.PrivateKey recipientKey;
    descriptor: Ljava/security/PrivateKey;
    flags: (0x0002) ACC_PRIVATE

  protected org.bouncycastle.cms.jcajce.EnvelopedDataHelper helper;
    descriptor: Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
    flags: (0x0004) ACC_PROTECTED

  protected org.bouncycastle.cms.jcajce.EnvelopedDataHelper contentHelper;
    descriptor: Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
    flags: (0x0004) ACC_PROTECTED

  private org.bouncycastle.operator.SecretKeySizeProvider keySizeProvider;
    descriptor: Lorg/bouncycastle/operator/SecretKeySizeProvider;
    flags: (0x0002) ACC_PRIVATE

  private static org.bouncycastle.cms.jcajce.KeyMaterialGenerator old_ecc_cms_Generator;
    descriptor: Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC

  private static org.bouncycastle.cms.jcajce.KeyMaterialGenerator ecc_cms_Generator;
    descriptor: Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 48
            new java.util.HashSet
            dup
            invokespecial java.util.HashSet.<init>:()V
            putstatic org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.possibleOldMessages:Ljava/util/Set;
         1: .line 52
            getstatic org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.possibleOldMessages:Ljava/util/Set;
            getstatic org.bouncycastle.asn1.x9.X9ObjectIdentifiers.dhSinglePass_stdDH_sha1kdf_scheme:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
            pop
         2: .line 53
            getstatic org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.possibleOldMessages:Ljava/util/Set;
            getstatic org.bouncycastle.asn1.x9.X9ObjectIdentifiers.mqvSinglePass_sha1kdf_scheme:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
            pop
         3: .line 280
            new org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient$1
            dup
            invokespecial org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient$1.<init>:()V
            putstatic org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.old_ecc_cms_Generator:Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;
         4: .line 300
            new org.bouncycastle.cms.jcajce.RFC5753KeyMaterialGenerator
            dup
            invokespecial org.bouncycastle.cms.jcajce.RFC5753KeyMaterialGenerator.<init>:()V
            putstatic org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.ecc_cms_Generator:Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>(java.security.PrivateKey);
    descriptor: (Ljava/security/PrivateKey;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=2, args_size=2
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
        start local 1 // java.security.PrivateKey recipientKey
         0: .line 62
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 57
            aload 0 /* this */
            new org.bouncycastle.cms.jcajce.EnvelopedDataHelper
            dup
            new org.bouncycastle.cms.jcajce.DefaultJcaJceExtHelper
            dup
            invokespecial org.bouncycastle.cms.jcajce.DefaultJcaJceExtHelper.<init>:()V
            invokespecial org.bouncycastle.cms.jcajce.EnvelopedDataHelper.<init>:(Lorg/bouncycastle/cms/jcajce/JcaJceExtHelper;)V
            putfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
         2: .line 58
            aload 0 /* this */
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            putfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.contentHelper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
         3: .line 59
            aload 0 /* this */
            new org.bouncycastle.operator.DefaultSecretKeySizeProvider
            dup
            invokespecial org.bouncycastle.operator.DefaultSecretKeySizeProvider.<init>:()V
            putfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.keySizeProvider:Lorg/bouncycastle/operator/SecretKeySizeProvider;
         4: .line 64
            aload 0 /* this */
            aload 1 /* recipientKey */
            putfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.recipientKey:Ljava/security/PrivateKey;
         5: .line 65
            return
        end local 1 // java.security.PrivateKey recipientKey
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    6     0          this  Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
            0    6     1  recipientKey  Ljava/security/PrivateKey;
    MethodParameters:
              Name  Flags
      recipientKey  

  public org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient setProvider(java.security.Provider);
    descriptor: (Ljava/security/Provider;)Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=2, args_size=2
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
        start local 1 // java.security.Provider provider
         0: .line 75
            aload 0 /* this */
            new org.bouncycastle.cms.jcajce.EnvelopedDataHelper
            dup
            new org.bouncycastle.cms.jcajce.ProviderJcaJceExtHelper
            dup
            aload 1 /* provider */
            invokespecial org.bouncycastle.cms.jcajce.ProviderJcaJceExtHelper.<init>:(Ljava/security/Provider;)V
            invokespecial org.bouncycastle.cms.jcajce.EnvelopedDataHelper.<init>:(Lorg/bouncycastle/cms/jcajce/JcaJceExtHelper;)V
            putfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
         1: .line 76
            aload 0 /* this */
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            putfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.contentHelper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
         2: .line 78
            aload 0 /* this */
            areturn
        end local 1 // java.security.Provider provider
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    3     0      this  Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
            0    3     1  provider  Ljava/security/Provider;
    MethodParameters:
          Name  Flags
      provider  

  public org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient setProvider(java.lang.String);
    descriptor: (Ljava/lang/String;)Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=2, args_size=2
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
        start local 1 // java.lang.String providerName
         0: .line 89
            aload 0 /* this */
            new org.bouncycastle.cms.jcajce.EnvelopedDataHelper
            dup
            new org.bouncycastle.cms.jcajce.NamedJcaJceExtHelper
            dup
            aload 1 /* providerName */
            invokespecial org.bouncycastle.cms.jcajce.NamedJcaJceExtHelper.<init>:(Ljava/lang/String;)V
            invokespecial org.bouncycastle.cms.jcajce.EnvelopedDataHelper.<init>:(Lorg/bouncycastle/cms/jcajce/JcaJceExtHelper;)V
            putfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
         1: .line 90
            aload 0 /* this */
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            putfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.contentHelper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
         2: .line 92
            aload 0 /* this */
            areturn
        end local 1 // java.lang.String providerName
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    3     0          this  Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
            0    3     1  providerName  Ljava/lang/String;
    MethodParameters:
              Name  Flags
      providerName  

  public org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient setContentProvider(java.security.Provider);
    descriptor: (Ljava/security/Provider;)Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
        start local 1 // java.security.Provider provider
         0: .line 104
            aload 0 /* this */
            aload 1 /* provider */
            invokestatic org.bouncycastle.cms.jcajce.CMSUtils.createContentHelper:(Ljava/security/Provider;)Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            putfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.contentHelper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
         1: .line 106
            aload 0 /* this */
            areturn
        end local 1 // java.security.Provider provider
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    2     0      this  Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
            0    2     1  provider  Ljava/security/Provider;
    MethodParameters:
          Name  Flags
      provider  

  public org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient setContentProvider(java.lang.String);
    descriptor: (Ljava/lang/String;)Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
        start local 1 // java.lang.String providerName
         0: .line 118
            aload 0 /* this */
            aload 1 /* providerName */
            invokestatic org.bouncycastle.cms.jcajce.CMSUtils.createContentHelper:(Ljava/lang/String;)Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            putfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.contentHelper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
         1: .line 120
            aload 0 /* this */
            areturn
        end local 1 // java.lang.String providerName
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    2     0          this  Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
            0    2     1  providerName  Ljava/lang/String;
    MethodParameters:
              Name  Flags
      providerName  

  private javax.crypto.SecretKey calculateAgreedWrapKey(org.bouncycastle.asn1.x509.AlgorithmIdentifier, org.bouncycastle.asn1.x509.AlgorithmIdentifier, java.security.PublicKey, org.bouncycastle.asn1.ASN1OctetString, java.security.PrivateKey, org.bouncycastle.cms.jcajce.KeyMaterialGenerator);
    descriptor: (Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Ljava/security/PublicKey;Lorg/bouncycastle/asn1/ASN1OctetString;Ljava/security/PrivateKey;Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;)Ljavax/crypto/SecretKey;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=7, locals=14, args_size=7
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
        start local 1 // org.bouncycastle.asn1.x509.AlgorithmIdentifier keyEncAlg
        start local 2 // org.bouncycastle.asn1.x509.AlgorithmIdentifier wrapAlg
        start local 3 // java.security.PublicKey senderPublicKey
        start local 4 // org.bouncycastle.asn1.ASN1OctetString userKeyingMaterial
        start local 5 // java.security.PrivateKey receiverPrivateKey
        start local 6 // org.bouncycastle.cms.jcajce.KeyMaterialGenerator kmGen
         0: .line 127
            aload 1 /* keyEncAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokestatic org.bouncycastle.cms.jcajce.CMSUtils.isMQV:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Z
            ifeq 18
         1: .line 129
            aload 4 /* userKeyingMaterial */
            invokevirtual org.bouncycastle.asn1.ASN1OctetString.getOctets:()[B
            invokestatic org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/cms/ecc/MQVuserKeyingMaterial;
            astore 7 /* ukm */
        start local 7 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial ukm
         2: .line 131
            new org.bouncycastle.asn1.x509.SubjectPublicKeyInfo
            dup
         3: .line 132
            aload 0 /* this */
            invokevirtual org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.getPrivateKeyAlgorithmIdentifier:()Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
         4: .line 133
            aload 7 /* ukm */
            invokevirtual org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.getEphemeralPublicKey:()Lorg/bouncycastle/asn1/cms/OriginatorPublicKey;
            invokevirtual org.bouncycastle.asn1.cms.OriginatorPublicKey.getPublicKey:()Lorg/bouncycastle/asn1/DERBitString;
            invokevirtual org.bouncycastle.asn1.DERBitString.getBytes:()[B
         5: .line 131
            invokespecial org.bouncycastle.asn1.x509.SubjectPublicKeyInfo.<init>:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;[B)V
            astore 8 /* pubInfo */
        start local 8 // org.bouncycastle.asn1.x509.SubjectPublicKeyInfo pubInfo
         6: .line 135
            new java.security.spec.X509EncodedKeySpec
            dup
            aload 8 /* pubInfo */
            invokevirtual org.bouncycastle.asn1.x509.SubjectPublicKeyInfo.getEncoded:()[B
            invokespecial java.security.spec.X509EncodedKeySpec.<init>:([B)V
            astore 9 /* pubSpec */
        start local 9 // java.security.spec.X509EncodedKeySpec pubSpec
         7: .line 136
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            aload 1 /* keyEncAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.cms.jcajce.EnvelopedDataHelper.createKeyFactory:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Ljava/security/KeyFactory;
            astore 10 /* fact */
        start local 10 // java.security.KeyFactory fact
         8: .line 137
            aload 10 /* fact */
            aload 9 /* pubSpec */
            invokevirtual java.security.KeyFactory.generatePublic:(Ljava/security/spec/KeySpec;)Ljava/security/PublicKey;
            astore 11 /* ephemeralKey */
        start local 11 // java.security.PublicKey ephemeralKey
         9: .line 139
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            aload 1 /* keyEncAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.cms.jcajce.EnvelopedDataHelper.createKeyAgreement:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Ljavax/crypto/KeyAgreement;
            astore 12 /* agreement */
        start local 12 // javax.crypto.KeyAgreement agreement
        10: .line 141
            aload 7 /* ukm */
            invokevirtual org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.getAddedukm:()Lorg/bouncycastle/asn1/ASN1OctetString;
            ifnull 11
            aload 7 /* ukm */
            invokevirtual org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.getAddedukm:()Lorg/bouncycastle/asn1/ASN1OctetString;
            invokevirtual org.bouncycastle.asn1.ASN1OctetString.getOctets:()[B
            goto 12
      StackMap locals: org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient org.bouncycastle.asn1.x509.AlgorithmIdentifier org.bouncycastle.asn1.x509.AlgorithmIdentifier java.security.PublicKey org.bouncycastle.asn1.ASN1OctetString java.security.PrivateKey org.bouncycastle.cms.jcajce.KeyMaterialGenerator org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial org.bouncycastle.asn1.x509.SubjectPublicKeyInfo java.security.spec.X509EncodedKeySpec java.security.KeyFactory java.security.PublicKey javax.crypto.KeyAgreement
      StackMap stack:
        11: aconst_null
      StackMap locals:
      StackMap stack: byte[]
        12: astore 13 /* ukmKeyingMaterial */
        start local 13 // byte[] ukmKeyingMaterial
        13: .line 142
            aload 6 /* kmGen */
            getstatic org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.old_ecc_cms_Generator:Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;
            if_acmpne 15
        14: .line 144
            getstatic org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.old_ecc_cms_Generator:Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;
            aload 2 /* wrapAlg */
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.keySizeProvider:Lorg/bouncycastle/operator/SecretKeySizeProvider;
            aload 2 /* wrapAlg */
            invokeinterface org.bouncycastle.operator.SecretKeySizeProvider.getKeySize:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;)I
            aload 13 /* ukmKeyingMaterial */
            invokeinterface org.bouncycastle.cms.jcajce.KeyMaterialGenerator.generateKDFMaterial:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;I[B)[B
            astore 13 /* ukmKeyingMaterial */
        15: .line 147
      StackMap locals: byte[]
      StackMap stack:
            aload 12 /* agreement */
            aload 5 /* receiverPrivateKey */
            new org.bouncycastle.jcajce.spec.MQVParameterSpec
            dup
            aload 5 /* receiverPrivateKey */
            aload 11 /* ephemeralKey */
            aload 13 /* ukmKeyingMaterial */
            invokespecial org.bouncycastle.jcajce.spec.MQVParameterSpec.<init>:(Ljava/security/PrivateKey;Ljava/security/PublicKey;[B)V
            invokevirtual javax.crypto.KeyAgreement.init:(Ljava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V
        16: .line 148
            aload 12 /* agreement */
            aload 3 /* senderPublicKey */
            iconst_1
            invokevirtual javax.crypto.KeyAgreement.doPhase:(Ljava/security/Key;Z)Ljava/security/Key;
            pop
        17: .line 150
            aload 12 /* agreement */
            aload 2 /* wrapAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.asn1.ASN1ObjectIdentifier.getId:()Ljava/lang/String;
            invokevirtual javax.crypto.KeyAgreement.generateSecret:(Ljava/lang/String;)Ljavax/crypto/SecretKey;
            areturn
        end local 13 // byte[] ukmKeyingMaterial
        end local 12 // javax.crypto.KeyAgreement agreement
        end local 11 // java.security.PublicKey ephemeralKey
        end local 10 // java.security.KeyFactory fact
        end local 9 // java.security.spec.X509EncodedKeySpec pubSpec
        end local 8 // org.bouncycastle.asn1.x509.SubjectPublicKeyInfo pubInfo
        end local 7 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial ukm
        18: .line 154
      StackMap locals: org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient org.bouncycastle.asn1.x509.AlgorithmIdentifier org.bouncycastle.asn1.x509.AlgorithmIdentifier java.security.PublicKey org.bouncycastle.asn1.ASN1OctetString java.security.PrivateKey org.bouncycastle.cms.jcajce.KeyMaterialGenerator
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            aload 1 /* keyEncAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.cms.jcajce.EnvelopedDataHelper.createKeyAgreement:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Ljavax/crypto/KeyAgreement;
            astore 7 /* agreement */
        start local 7 // javax.crypto.KeyAgreement agreement
        19: .line 156
            aconst_null
            astore 8 /* userKeyingMaterialSpec */
        start local 8 // org.bouncycastle.jcajce.spec.UserKeyingMaterialSpec userKeyingMaterialSpec
        20: .line 158
            aload 1 /* keyEncAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokestatic org.bouncycastle.cms.jcajce.CMSUtils.isEC:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Z
            ifeq 28
        21: .line 160
            aload 4 /* userKeyingMaterial */
            ifnull 25
        22: .line 162
            aload 6 /* kmGen */
            aload 2 /* wrapAlg */
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.keySizeProvider:Lorg/bouncycastle/operator/SecretKeySizeProvider;
            aload 2 /* wrapAlg */
            invokeinterface org.bouncycastle.operator.SecretKeySizeProvider.getKeySize:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;)I
            aload 4 /* userKeyingMaterial */
            invokevirtual org.bouncycastle.asn1.ASN1OctetString.getOctets:()[B
            invokeinterface org.bouncycastle.cms.jcajce.KeyMaterialGenerator.generateKDFMaterial:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;I[B)[B
            astore 9 /* ukmKeyingMaterial */
        start local 9 // byte[] ukmKeyingMaterial
        23: .line 164
            new org.bouncycastle.jcajce.spec.UserKeyingMaterialSpec
            dup
            aload 9 /* ukmKeyingMaterial */
            invokespecial org.bouncycastle.jcajce.spec.UserKeyingMaterialSpec.<init>:([B)V
            astore 8 /* userKeyingMaterialSpec */
        end local 9 // byte[] ukmKeyingMaterial
        24: .line 165
            goto 37
        25: .line 168
      StackMap locals: javax.crypto.KeyAgreement org.bouncycastle.jcajce.spec.UserKeyingMaterialSpec
      StackMap stack:
            aload 6 /* kmGen */
            aload 2 /* wrapAlg */
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.keySizeProvider:Lorg/bouncycastle/operator/SecretKeySizeProvider;
            aload 2 /* wrapAlg */
            invokeinterface org.bouncycastle.operator.SecretKeySizeProvider.getKeySize:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;)I
            aconst_null
            invokeinterface org.bouncycastle.cms.jcajce.KeyMaterialGenerator.generateKDFMaterial:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;I[B)[B
            astore 9 /* ukmKeyingMaterial */
        start local 9 // byte[] ukmKeyingMaterial
        26: .line 170
            new org.bouncycastle.jcajce.spec.UserKeyingMaterialSpec
            dup
            aload 9 /* ukmKeyingMaterial */
            invokespecial org.bouncycastle.jcajce.spec.UserKeyingMaterialSpec.<init>:([B)V
            astore 8 /* userKeyingMaterialSpec */
        end local 9 // byte[] ukmKeyingMaterial
        27: .line 172
            goto 37
        28: .line 173
      StackMap locals:
      StackMap stack:
            aload 1 /* keyEncAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokestatic org.bouncycastle.cms.jcajce.CMSUtils.isRFC2631:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Z
            ifeq 32
        29: .line 175
            aload 4 /* userKeyingMaterial */
            ifnull 37
        30: .line 177
            new org.bouncycastle.jcajce.spec.UserKeyingMaterialSpec
            dup
            aload 4 /* userKeyingMaterial */
            invokevirtual org.bouncycastle.asn1.ASN1OctetString.getOctets:()[B
            invokespecial org.bouncycastle.jcajce.spec.UserKeyingMaterialSpec.<init>:([B)V
            astore 8 /* userKeyingMaterialSpec */
        31: .line 179
            goto 37
        32: .line 180
      StackMap locals:
      StackMap stack:
            aload 1 /* keyEncAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokestatic org.bouncycastle.cms.jcajce.CMSUtils.isGOST:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Z
            ifeq 36
        33: .line 182
            aload 4 /* userKeyingMaterial */
            ifnull 37
        34: .line 184
            new org.bouncycastle.jcajce.spec.UserKeyingMaterialSpec
            dup
            aload 4 /* userKeyingMaterial */
            invokevirtual org.bouncycastle.asn1.ASN1OctetString.getOctets:()[B
            invokespecial org.bouncycastle.jcajce.spec.UserKeyingMaterialSpec.<init>:([B)V
            astore 8 /* userKeyingMaterialSpec */
        35: .line 186
            goto 37
        36: .line 189
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.cms.CMSException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Unknown key agreement algorithm: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* keyEncAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial org.bouncycastle.cms.CMSException.<init>:(Ljava/lang/String;)V
            athrow
        37: .line 192
      StackMap locals:
      StackMap stack:
            aload 7 /* agreement */
            aload 5 /* receiverPrivateKey */
            aload 8 /* userKeyingMaterialSpec */
            invokevirtual javax.crypto.KeyAgreement.init:(Ljava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V
        38: .line 194
            aload 7 /* agreement */
            aload 3 /* senderPublicKey */
            iconst_1
            invokevirtual javax.crypto.KeyAgreement.doPhase:(Ljava/security/Key;Z)Ljava/security/Key;
            pop
        39: .line 196
            aload 7 /* agreement */
            aload 2 /* wrapAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.asn1.ASN1ObjectIdentifier.getId:()Ljava/lang/String;
            invokevirtual javax.crypto.KeyAgreement.generateSecret:(Ljava/lang/String;)Ljavax/crypto/SecretKey;
            areturn
        end local 8 // org.bouncycastle.jcajce.spec.UserKeyingMaterialSpec userKeyingMaterialSpec
        end local 7 // javax.crypto.KeyAgreement agreement
        end local 6 // org.bouncycastle.cms.jcajce.KeyMaterialGenerator kmGen
        end local 5 // java.security.PrivateKey receiverPrivateKey
        end local 4 // org.bouncycastle.asn1.ASN1OctetString userKeyingMaterial
        end local 3 // java.security.PublicKey senderPublicKey
        end local 2 // org.bouncycastle.asn1.x509.AlgorithmIdentifier wrapAlg
        end local 1 // org.bouncycastle.asn1.x509.AlgorithmIdentifier keyEncAlg
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
      LocalVariableTable:
        Start  End  Slot                    Name  Signature
            0   40     0                    this  Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
            0   40     1               keyEncAlg  Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            0   40     2                 wrapAlg  Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            0   40     3         senderPublicKey  Ljava/security/PublicKey;
            0   40     4      userKeyingMaterial  Lorg/bouncycastle/asn1/ASN1OctetString;
            0   40     5      receiverPrivateKey  Ljava/security/PrivateKey;
            0   40     6                   kmGen  Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;
            2   18     7                     ukm  Lorg/bouncycastle/asn1/cms/ecc/MQVuserKeyingMaterial;
            6   18     8                 pubInfo  Lorg/bouncycastle/asn1/x509/SubjectPublicKeyInfo;
            7   18     9                 pubSpec  Ljava/security/spec/X509EncodedKeySpec;
            8   18    10                    fact  Ljava/security/KeyFactory;
            9   18    11            ephemeralKey  Ljava/security/PublicKey;
           10   18    12               agreement  Ljavax/crypto/KeyAgreement;
           13   18    13       ukmKeyingMaterial  [B
           19   40     7               agreement  Ljavax/crypto/KeyAgreement;
           20   40     8  userKeyingMaterialSpec  Lorg/bouncycastle/jcajce/spec/UserKeyingMaterialSpec;
           23   24     9       ukmKeyingMaterial  [B
           26   27     9       ukmKeyingMaterial  [B
    Exceptions:
      throws org.bouncycastle.cms.CMSException, java.security.GeneralSecurityException, java.io.IOException
    MethodParameters:
                    Name  Flags
      keyEncAlg           
      wrapAlg             
      senderPublicKey     
      userKeyingMaterial  
      receiverPrivateKey  
      kmGen               

  private java.security.Key unwrapSessionKey(org.bouncycastle.asn1.ASN1ObjectIdentifier, javax.crypto.SecretKey, org.bouncycastle.asn1.ASN1ObjectIdentifier, byte[]);
    descriptor: (Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;Ljavax/crypto/SecretKey;Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;[B)Ljava/security/Key;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=6, args_size=5
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
        start local 1 // org.bouncycastle.asn1.ASN1ObjectIdentifier wrapAlg
        start local 2 // javax.crypto.SecretKey agreedKey
        start local 3 // org.bouncycastle.asn1.ASN1ObjectIdentifier contentEncryptionAlgorithm
        start local 4 // byte[] encryptedContentEncryptionKey
         0: .line 203
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            aload 1 /* wrapAlg */
            invokevirtual org.bouncycastle.cms.jcajce.EnvelopedDataHelper.createCipher:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Ljavax/crypto/Cipher;
            astore 5 /* keyCipher */
        start local 5 // javax.crypto.Cipher keyCipher
         1: .line 204
            aload 5 /* keyCipher */
            iconst_4
            aload 2 /* agreedKey */
            invokevirtual javax.crypto.Cipher.init:(ILjava/security/Key;)V
         2: .line 205
            aload 5 /* keyCipher */
            aload 4 /* encryptedContentEncryptionKey */
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            aload 3 /* contentEncryptionAlgorithm */
            invokevirtual org.bouncycastle.cms.jcajce.EnvelopedDataHelper.getBaseCipherName:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Ljava/lang/String;
            iconst_3
            invokevirtual javax.crypto.Cipher.unwrap:([BLjava/lang/String;I)Ljava/security/Key;
            areturn
        end local 5 // javax.crypto.Cipher keyCipher
        end local 4 // byte[] encryptedContentEncryptionKey
        end local 3 // org.bouncycastle.asn1.ASN1ObjectIdentifier contentEncryptionAlgorithm
        end local 2 // javax.crypto.SecretKey agreedKey
        end local 1 // org.bouncycastle.asn1.ASN1ObjectIdentifier wrapAlg
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
      LocalVariableTable:
        Start  End  Slot                           Name  Signature
            0    3     0                           this  Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
            0    3     1                        wrapAlg  Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            0    3     2                      agreedKey  Ljavax/crypto/SecretKey;
            0    3     3     contentEncryptionAlgorithm  Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            0    3     4  encryptedContentEncryptionKey  [B
            1    3     5                      keyCipher  Ljavax/crypto/Cipher;
    Exceptions:
      throws org.bouncycastle.cms.CMSException, java.security.InvalidKeyException, java.security.NoSuchAlgorithmException
    MethodParameters:
                               Name  Flags
      wrapAlg                        
      agreedKey                      
      contentEncryptionAlgorithm     
      encryptedContentEncryptionKey  

  protected java.security.Key extractSecretKey(org.bouncycastle.asn1.x509.AlgorithmIdentifier, org.bouncycastle.asn1.x509.AlgorithmIdentifier, org.bouncycastle.asn1.x509.SubjectPublicKeyInfo, org.bouncycastle.asn1.ASN1OctetString, byte[]);
    descriptor: (Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Lorg/bouncycastle/asn1/x509/SubjectPublicKeyInfo;Lorg/bouncycastle/asn1/ASN1OctetString;[B)Ljava/security/Key;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=7, locals=14, args_size=6
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
        start local 1 // org.bouncycastle.asn1.x509.AlgorithmIdentifier keyEncryptionAlgorithm
        start local 2 // org.bouncycastle.asn1.x509.AlgorithmIdentifier contentEncryptionAlgorithm
        start local 3 // org.bouncycastle.asn1.x509.SubjectPublicKeyInfo senderKey
        start local 4 // org.bouncycastle.asn1.ASN1OctetString userKeyingMaterial
        start local 5 // byte[] encryptedContentEncryptionKey
         0: .line 214
            aload 1 /* keyEncryptionAlgorithm */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getParameters:()Lorg/bouncycastle/asn1/ASN1Encodable;
            invokestatic org.bouncycastle.asn1.x509.AlgorithmIdentifier.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
         1: .line 213
            astore 6 /* wrapAlg */
        start local 6 // org.bouncycastle.asn1.x509.AlgorithmIdentifier wrapAlg
         2: .line 216
            new java.security.spec.X509EncodedKeySpec
            dup
            aload 3 /* senderKey */
            invokevirtual org.bouncycastle.asn1.x509.SubjectPublicKeyInfo.getEncoded:()[B
            invokespecial java.security.spec.X509EncodedKeySpec.<init>:([B)V
            astore 7 /* pubSpec */
        start local 7 // java.security.spec.X509EncodedKeySpec pubSpec
         3: .line 217
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            aload 3 /* senderKey */
            invokevirtual org.bouncycastle.asn1.x509.SubjectPublicKeyInfo.getAlgorithm:()Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.cms.jcajce.EnvelopedDataHelper.createKeyFactory:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Ljava/security/KeyFactory;
            astore 8 /* fact */
        start local 8 // java.security.KeyFactory fact
         4: .line 218
            aload 8 /* fact */
            aload 7 /* pubSpec */
            invokevirtual java.security.KeyFactory.generatePublic:(Ljava/security/spec/KeySpec;)Ljava/security/PublicKey;
            astore 9 /* senderPublicKey */
        start local 9 // java.security.PublicKey senderPublicKey
         5: .line 222
            aload 0 /* this */
            aload 1 /* keyEncryptionAlgorithm */
            aload 6 /* wrapAlg */
         6: .line 223
            aload 9 /* senderPublicKey */
            aload 4 /* userKeyingMaterial */
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.recipientKey:Ljava/security/PrivateKey;
            getstatic org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.ecc_cms_Generator:Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;
         7: .line 222
            invokevirtual org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.calculateAgreedWrapKey:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Ljava/security/PublicKey;Lorg/bouncycastle/asn1/ASN1OctetString;Ljava/security/PrivateKey;Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;)Ljavax/crypto/SecretKey;
            astore 10 /* agreedWrapKey */
        start local 10 // javax.crypto.SecretKey agreedWrapKey
         8: .line 225
            aload 6 /* wrapAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            getstatic org.bouncycastle.asn1.cryptopro.CryptoProObjectIdentifiers.id_Gost28147_89_None_KeyWrap:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.asn1.ASN1ObjectIdentifier.equals:(Ljava/lang/Object;)Z
            ifne 10
         9: .line 226
            aload 6 /* wrapAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            getstatic org.bouncycastle.asn1.cryptopro.CryptoProObjectIdentifiers.id_Gost28147_89_CryptoPro_KeyWrap:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.asn1.ASN1ObjectIdentifier.equals:(Ljava/lang/Object;)Z
            ifeq 16
        10: .line 228
      StackMap locals: org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient org.bouncycastle.asn1.x509.AlgorithmIdentifier org.bouncycastle.asn1.x509.AlgorithmIdentifier org.bouncycastle.asn1.x509.SubjectPublicKeyInfo org.bouncycastle.asn1.ASN1OctetString byte[] org.bouncycastle.asn1.x509.AlgorithmIdentifier java.security.spec.X509EncodedKeySpec java.security.KeyFactory java.security.PublicKey javax.crypto.SecretKey
      StackMap stack:
            aload 5 /* encryptedContentEncryptionKey */
            invokestatic org.bouncycastle.asn1.cryptopro.Gost2814789EncryptedKey.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/cryptopro/Gost2814789EncryptedKey;
            astore 11 /* encKey */
        start local 11 // org.bouncycastle.asn1.cryptopro.Gost2814789EncryptedKey encKey
        11: .line 229
            aload 6 /* wrapAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getParameters:()Lorg/bouncycastle/asn1/ASN1Encodable;
            invokestatic org.bouncycastle.asn1.cryptopro.Gost2814789KeyWrapParameters.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/cryptopro/Gost2814789KeyWrapParameters;
            astore 12 /* wrapParams */
        start local 12 // org.bouncycastle.asn1.cryptopro.Gost2814789KeyWrapParameters wrapParams
        12: .line 231
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            aload 6 /* wrapAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.cms.jcajce.EnvelopedDataHelper.createCipher:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Ljavax/crypto/Cipher;
            astore 13 /* keyCipher */
        start local 13 // javax.crypto.Cipher keyCipher
        13: .line 233
            aload 13 /* keyCipher */
            iconst_4
            aload 10 /* agreedWrapKey */
            new org.bouncycastle.jcajce.spec.GOST28147WrapParameterSpec
            dup
            aload 12 /* wrapParams */
            invokevirtual org.bouncycastle.asn1.cryptopro.Gost2814789KeyWrapParameters.getEncryptionParamSet:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            aload 4 /* userKeyingMaterial */
            invokevirtual org.bouncycastle.asn1.ASN1OctetString.getOctets:()[B
            invokespecial org.bouncycastle.jcajce.spec.GOST28147WrapParameterSpec.<init>:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;[B)V
            invokevirtual javax.crypto.Cipher.init:(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V
        14: .line 235
            aload 13 /* keyCipher */
            aload 11 /* encKey */
            invokevirtual org.bouncycastle.asn1.cryptopro.Gost2814789EncryptedKey.getEncryptedKey:()[B
            aload 11 /* encKey */
            invokevirtual org.bouncycastle.asn1.cryptopro.Gost2814789EncryptedKey.getMacKey:()[B
            invokestatic org.bouncycastle.util.Arrays.concatenate:([B[B)[B
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.helper:Lorg/bouncycastle/cms/jcajce/EnvelopedDataHelper;
            aload 2 /* contentEncryptionAlgorithm */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.cms.jcajce.EnvelopedDataHelper.getBaseCipherName:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Ljava/lang/String;
            iconst_3
            invokevirtual javax.crypto.Cipher.unwrap:([BLjava/lang/String;I)Ljava/security/Key;
        15: areturn
        end local 13 // javax.crypto.Cipher keyCipher
        end local 12 // org.bouncycastle.asn1.cryptopro.Gost2814789KeyWrapParameters wrapParams
        end local 11 // org.bouncycastle.asn1.cryptopro.Gost2814789EncryptedKey encKey
        16: .line 238
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 6 /* wrapAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            aload 10 /* agreedWrapKey */
            aload 2 /* contentEncryptionAlgorithm */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            aload 5 /* encryptedContentEncryptionKey */
            invokevirtual org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.unwrapSessionKey:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;Ljavax/crypto/SecretKey;Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;[B)Ljava/security/Key;
        17: areturn
        end local 10 // javax.crypto.SecretKey agreedWrapKey
        18: .line 240
      StackMap locals: org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient org.bouncycastle.asn1.x509.AlgorithmIdentifier org.bouncycastle.asn1.x509.AlgorithmIdentifier org.bouncycastle.asn1.x509.SubjectPublicKeyInfo org.bouncycastle.asn1.ASN1OctetString byte[] org.bouncycastle.asn1.x509.AlgorithmIdentifier java.security.spec.X509EncodedKeySpec java.security.KeyFactory java.security.PublicKey
      StackMap stack: java.security.InvalidKeyException
            astore 10 /* e */
        start local 10 // java.security.InvalidKeyException e
        19: .line 243
            getstatic org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.possibleOldMessages:Ljava/util/Set;
            aload 1 /* keyEncryptionAlgorithm */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokeinterface java.util.Set.contains:(Ljava/lang/Object;)Z
            ifeq 25
        20: .line 245
            aload 0 /* this */
            aload 1 /* keyEncryptionAlgorithm */
            aload 6 /* wrapAlg */
        21: .line 246
            aload 9 /* senderPublicKey */
            aload 4 /* userKeyingMaterial */
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.recipientKey:Ljava/security/PrivateKey;
            getstatic org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.old_ecc_cms_Generator:Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;
        22: .line 245
            invokevirtual org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.calculateAgreedWrapKey:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Ljava/security/PublicKey;Lorg/bouncycastle/asn1/ASN1OctetString;Ljava/security/PrivateKey;Lorg/bouncycastle/cms/jcajce/KeyMaterialGenerator;)Ljavax/crypto/SecretKey;
            astore 11 /* agreedWrapKey */
        start local 11 // javax.crypto.SecretKey agreedWrapKey
        23: .line 248
            aload 0 /* this */
            aload 6 /* wrapAlg */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            aload 11 /* agreedWrapKey */
            aload 2 /* contentEncryptionAlgorithm */
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            aload 5 /* encryptedContentEncryptionKey */
            invokevirtual org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.unwrapSessionKey:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;Ljavax/crypto/SecretKey;Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;[B)Ljava/security/Key;
        24: areturn
        end local 11 // javax.crypto.SecretKey agreedWrapKey
        25: .line 250
      StackMap locals: java.security.InvalidKeyException
      StackMap stack:
            aload 10 /* e */
            athrow
        end local 10 // java.security.InvalidKeyException e
        end local 9 // java.security.PublicKey senderPublicKey
        end local 8 // java.security.KeyFactory fact
        end local 7 // java.security.spec.X509EncodedKeySpec pubSpec
        end local 6 // org.bouncycastle.asn1.x509.AlgorithmIdentifier wrapAlg
        26: .line 253
      StackMap locals: org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient org.bouncycastle.asn1.x509.AlgorithmIdentifier org.bouncycastle.asn1.x509.AlgorithmIdentifier org.bouncycastle.asn1.x509.SubjectPublicKeyInfo org.bouncycastle.asn1.ASN1OctetString byte[]
      StackMap stack: java.security.NoSuchAlgorithmException
            astore 6 /* e */
        start local 6 // java.security.NoSuchAlgorithmException e
        27: .line 255
            new org.bouncycastle.cms.CMSException
            dup
            ldc "can't find algorithm."
            aload 6 /* e */
            invokespecial org.bouncycastle.cms.CMSException.<init>:(Ljava/lang/String;Ljava/lang/Exception;)V
            athrow
        end local 6 // java.security.NoSuchAlgorithmException e
        28: .line 257
      StackMap locals:
      StackMap stack: java.security.InvalidKeyException
            astore 6 /* e */
        start local 6 // java.security.InvalidKeyException e
        29: .line 259
            new org.bouncycastle.cms.CMSException
            dup
            ldc "key invalid in message."
            aload 6 /* e */
            invokespecial org.bouncycastle.cms.CMSException.<init>:(Ljava/lang/String;Ljava/lang/Exception;)V
            athrow
        end local 6 // java.security.InvalidKeyException e
        30: .line 261
      StackMap locals:
      StackMap stack: java.security.spec.InvalidKeySpecException
            astore 6 /* e */
        start local 6 // java.security.spec.InvalidKeySpecException e
        31: .line 263
            new org.bouncycastle.cms.CMSException
            dup
            ldc "originator key spec invalid."
            aload 6 /* e */
            invokespecial org.bouncycastle.cms.CMSException.<init>:(Ljava/lang/String;Ljava/lang/Exception;)V
            athrow
        end local 6 // java.security.spec.InvalidKeySpecException e
        32: .line 265
      StackMap locals:
      StackMap stack: javax.crypto.NoSuchPaddingException
            astore 6 /* e */
        start local 6 // javax.crypto.NoSuchPaddingException e
        33: .line 267
            new org.bouncycastle.cms.CMSException
            dup
            ldc "required padding not supported."
            aload 6 /* e */
            invokespecial org.bouncycastle.cms.CMSException.<init>:(Ljava/lang/String;Ljava/lang/Exception;)V
            athrow
        end local 6 // javax.crypto.NoSuchPaddingException e
        34: .line 269
      StackMap locals:
      StackMap stack: java.lang.Exception
            astore 6 /* e */
        start local 6 // java.lang.Exception e
        35: .line 271
            new org.bouncycastle.cms.CMSException
            dup
            ldc "originator key invalid."
            aload 6 /* e */
            invokespecial org.bouncycastle.cms.CMSException.<init>:(Ljava/lang/String;Ljava/lang/Exception;)V
            athrow
        end local 6 // java.lang.Exception e
        end local 5 // byte[] encryptedContentEncryptionKey
        end local 4 // org.bouncycastle.asn1.ASN1OctetString userKeyingMaterial
        end local 3 // org.bouncycastle.asn1.x509.SubjectPublicKeyInfo senderKey
        end local 2 // org.bouncycastle.asn1.x509.AlgorithmIdentifier contentEncryptionAlgorithm
        end local 1 // org.bouncycastle.asn1.x509.AlgorithmIdentifier keyEncryptionAlgorithm
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
      LocalVariableTable:
        Start  End  Slot                           Name  Signature
            0   36     0                           this  Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
            0   36     1         keyEncryptionAlgorithm  Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            0   36     2     contentEncryptionAlgorithm  Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            0   36     3                      senderKey  Lorg/bouncycastle/asn1/x509/SubjectPublicKeyInfo;
            0   36     4             userKeyingMaterial  Lorg/bouncycastle/asn1/ASN1OctetString;
            0   36     5  encryptedContentEncryptionKey  [B
            2   26     6                        wrapAlg  Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            3   26     7                        pubSpec  Ljava/security/spec/X509EncodedKeySpec;
            4   26     8                           fact  Ljava/security/KeyFactory;
            5   26     9                senderPublicKey  Ljava/security/PublicKey;
            8   18    10                  agreedWrapKey  Ljavax/crypto/SecretKey;
           11   16    11                         encKey  Lorg/bouncycastle/asn1/cryptopro/Gost2814789EncryptedKey;
           12   16    12                     wrapParams  Lorg/bouncycastle/asn1/cryptopro/Gost2814789KeyWrapParameters;
           13   16    13                      keyCipher  Ljavax/crypto/Cipher;
           19   26    10                              e  Ljava/security/InvalidKeyException;
           23   25    11                  agreedWrapKey  Ljavax/crypto/SecretKey;
           27   28     6                              e  Ljava/security/NoSuchAlgorithmException;
           29   30     6                              e  Ljava/security/InvalidKeyException;
           31   32     6                              e  Ljava/security/spec/InvalidKeySpecException;
           33   34     6                              e  Ljavax/crypto/NoSuchPaddingException;
           35   36     6                              e  Ljava/lang/Exception;
      Exception table:
        from    to  target  type
           5    15      18  Class java.security.InvalidKeyException
          16    17      18  Class java.security.InvalidKeyException
           0    15      26  Class java.security.NoSuchAlgorithmException
          16    17      26  Class java.security.NoSuchAlgorithmException
          18    24      26  Class java.security.NoSuchAlgorithmException
          25    26      26  Class java.security.NoSuchAlgorithmException
           0    15      28  Class java.security.InvalidKeyException
          16    17      28  Class java.security.InvalidKeyException
          18    24      28  Class java.security.InvalidKeyException
          25    26      28  Class java.security.InvalidKeyException
           0    15      30  Class java.security.spec.InvalidKeySpecException
          16    17      30  Class java.security.spec.InvalidKeySpecException
          18    24      30  Class java.security.spec.InvalidKeySpecException
          25    26      30  Class java.security.spec.InvalidKeySpecException
           0    15      32  Class javax.crypto.NoSuchPaddingException
          16    17      32  Class javax.crypto.NoSuchPaddingException
          18    24      32  Class javax.crypto.NoSuchPaddingException
          25    26      32  Class javax.crypto.NoSuchPaddingException
           0    15      34  Class java.lang.Exception
          16    17      34  Class java.lang.Exception
          18    24      34  Class java.lang.Exception
          25    26      34  Class java.lang.Exception
    Exceptions:
      throws org.bouncycastle.cms.CMSException
    MethodParameters:
                               Name  Flags
      keyEncryptionAlgorithm         
      contentEncryptionAlgorithm     
      senderKey                      
      userKeyingMaterial             
      encryptedContentEncryptionKey  

  public org.bouncycastle.asn1.x509.AlgorithmIdentifier getPrivateKeyAlgorithmIdentifier();
    descriptor: ()Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
         0: .line 277
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient.recipientKey:Ljava/security/PrivateKey;
            invokeinterface java.security.PrivateKey.getEncoded:()[B
            invokestatic org.bouncycastle.asn1.pkcs.PrivateKeyInfo.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/pkcs/PrivateKeyInfo;
            invokevirtual org.bouncycastle.asn1.pkcs.PrivateKeyInfo.getPrivateKeyAlgorithm:()Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            areturn
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/cms/jcajce/JceKeyAgreeRecipient;
}
SourceFile: "JceKeyAgreeRecipient.java"
NestMembers:
  org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient$1
InnerClasses:
  org.bouncycastle.cms.jcajce.JceKeyAgreeRecipient$1