final class sun.security.ssl.MAC
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: sun.security.ssl.MAC
  super_class: java.lang.Object
{
  static final sun.security.ssl.MAC NULL;
    descriptor: Lsun/security/ssl/MAC;
    flags: (0x0018) ACC_STATIC, ACC_FINAL

  private static final byte[] nullMAC;
    descriptor: [B
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private final sun.security.ssl.CipherSuite$MacAlg macAlg;
    descriptor: Lsun/security/ssl/CipherSuite$MacAlg;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int macSize;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final javax.crypto.Mac mac;
    descriptor: Ljavax/crypto/Mac;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final byte[] block;
    descriptor: [B
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private static final int BLOCK_SIZE_SSL;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 11

  private static final int BLOCK_SIZE_TLS;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 13

  private static final int BLOCK_OFFSET_TYPE;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 8

  private static final int BLOCK_OFFSET_VERSION;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 9

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 56
            new sun.security.ssl.MAC
            dup
            invokespecial sun.security.ssl.MAC.<init>:()V
            putstatic sun.security.ssl.MAC.NULL:Lsun/security/ssl/MAC;
         1: .line 59
            iconst_0
            newarray 8
            putstatic sun.security.ssl.MAC.nullMAC:[B
         2: .line 84
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // sun.security.ssl.MAC this
         0: .line 86
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 87
            aload 0 /* this */
            iconst_0
            putfield sun.security.ssl.MAC.macSize:I
         2: .line 88
            aload 0 /* this */
            getstatic sun.security.ssl.CipherSuite.M_NULL:Lsun/security/ssl/CipherSuite$MacAlg;
            putfield sun.security.ssl.MAC.macAlg:Lsun/security/ssl/CipherSuite$MacAlg;
         3: .line 89
            aload 0 /* this */
            aconst_null
            putfield sun.security.ssl.MAC.mac:Ljavax/crypto/Mac;
         4: .line 90
            aload 0 /* this */
            aconst_null
            putfield sun.security.ssl.MAC.block:[B
         5: .line 91
            return
        end local 0 // sun.security.ssl.MAC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lsun/security/ssl/MAC;

  void <init>(sun.security.ssl.CipherSuite$MacAlg, sun.security.ssl.ProtocolVersion, javax.crypto.SecretKey);
    descriptor: (Lsun/security/ssl/CipherSuite$MacAlg;Lsun/security/ssl/ProtocolVersion;Ljavax/crypto/SecretKey;)V
    flags: (0x0000) 
    Code:
      stack=5, locals=6, args_size=4
        start local 0 // sun.security.ssl.MAC this
        start local 1 // sun.security.ssl.CipherSuite$MacAlg macAlg
        start local 2 // sun.security.ssl.ProtocolVersion protocolVersion
        start local 3 // javax.crypto.SecretKey key
         0: .line 96
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 98
            aload 0 /* this */
            aload 1 /* macAlg */
            putfield sun.security.ssl.MAC.macAlg:Lsun/security/ssl/CipherSuite$MacAlg;
         2: .line 99
            aload 0 /* this */
            aload 1 /* macAlg */
            getfield sun.security.ssl.CipherSuite$MacAlg.size:I
            putfield sun.security.ssl.MAC.macSize:I
         3: .line 102
            aload 2 /* protocolVersion */
            getfield sun.security.ssl.ProtocolVersion.v:I
            getstatic sun.security.ssl.ProtocolVersion.TLS10:Lsun/security/ssl/ProtocolVersion;
            getfield sun.security.ssl.ProtocolVersion.v:I
            if_icmplt 4
            iconst_1
            goto 5
      StackMap locals: sun.security.ssl.MAC sun.security.ssl.CipherSuite$MacAlg sun.security.ssl.ProtocolVersion javax.crypto.SecretKey
      StackMap stack:
         4: iconst_0
      StackMap locals:
      StackMap stack: int
         5: istore 5 /* tls */
        start local 5 // boolean tls
         6: .line 104
            aload 1 /* macAlg */
            getstatic sun.security.ssl.CipherSuite.M_MD5:Lsun/security/ssl/CipherSuite$MacAlg;
            if_acmpne 11
         7: .line 105
            iload 5 /* tls */
            ifeq 8
            ldc "HmacMD5"
            goto 9
      StackMap locals: sun.security.ssl.MAC sun.security.ssl.CipherSuite$MacAlg sun.security.ssl.ProtocolVersion javax.crypto.SecretKey top int
      StackMap stack:
         8: ldc "SslMacMD5"
      StackMap locals:
      StackMap stack: java.lang.String
         9: astore 4 /* algorithm */
        start local 4 // java.lang.String algorithm
        10: .line 106
            goto 23
        end local 4 // java.lang.String algorithm
      StackMap locals:
      StackMap stack:
        11: aload 1 /* macAlg */
            getstatic sun.security.ssl.CipherSuite.M_SHA:Lsun/security/ssl/CipherSuite$MacAlg;
            if_acmpne 16
        12: .line 107
            iload 5 /* tls */
            ifeq 13
            ldc "HmacSHA1"
            goto 14
      StackMap locals:
      StackMap stack:
        13: ldc "SslMacSHA1"
      StackMap locals:
      StackMap stack: java.lang.String
        14: astore 4 /* algorithm */
        start local 4 // java.lang.String algorithm
        15: .line 108
            goto 23
        end local 4 // java.lang.String algorithm
      StackMap locals:
      StackMap stack:
        16: aload 1 /* macAlg */
            getstatic sun.security.ssl.CipherSuite.M_SHA256:Lsun/security/ssl/CipherSuite$MacAlg;
            if_acmpne 19
        17: .line 109
            ldc "HmacSHA256"
            astore 4 /* algorithm */
        start local 4 // java.lang.String algorithm
        18: .line 110
            goto 23
        end local 4 // java.lang.String algorithm
      StackMap locals:
      StackMap stack:
        19: aload 1 /* macAlg */
            getstatic sun.security.ssl.CipherSuite.M_SHA384:Lsun/security/ssl/CipherSuite$MacAlg;
            if_acmpne 22
        20: .line 111
            ldc "HmacSHA384"
            astore 4 /* algorithm */
        start local 4 // java.lang.String algorithm
        21: .line 112
            goto 23
        end local 4 // java.lang.String algorithm
        22: .line 113
      StackMap locals:
      StackMap stack:
            new java.lang.RuntimeException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Unknown Mac "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* macAlg */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.RuntimeException.<init>:(Ljava/lang/String;)V
            athrow
        start local 4 // java.lang.String algorithm
        23: .line 116
      StackMap locals: sun.security.ssl.MAC sun.security.ssl.CipherSuite$MacAlg sun.security.ssl.ProtocolVersion javax.crypto.SecretKey java.lang.String int
      StackMap stack:
            aload 0 /* this */
            aload 4 /* algorithm */
            invokestatic sun.security.ssl.JsseJce.getMac:(Ljava/lang/String;)Ljavax/crypto/Mac;
            putfield sun.security.ssl.MAC.mac:Ljavax/crypto/Mac;
        24: .line 117
            aload 0 /* this */
            getfield sun.security.ssl.MAC.mac:Ljavax/crypto/Mac;
            aload 3 /* key */
            invokevirtual javax.crypto.Mac.init:(Ljava/security/Key;)V
        25: .line 119
            iload 5 /* tls */
            ifeq 30
        26: .line 120
            aload 0 /* this */
            bipush 13
            newarray 8
            putfield sun.security.ssl.MAC.block:[B
        27: .line 121
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            bipush 9
            aload 2 /* protocolVersion */
            getfield sun.security.ssl.ProtocolVersion.major:B
            bastore
        28: .line 122
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            bipush 10
            aload 2 /* protocolVersion */
            getfield sun.security.ssl.ProtocolVersion.minor:B
            bastore
        29: .line 123
            goto 31
        30: .line 124
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            bipush 11
            newarray 8
            putfield sun.security.ssl.MAC.block:[B
        31: .line 126
      StackMap locals:
      StackMap stack:
            return
        end local 5 // boolean tls
        end local 4 // java.lang.String algorithm
        end local 3 // javax.crypto.SecretKey key
        end local 2 // sun.security.ssl.ProtocolVersion protocolVersion
        end local 1 // sun.security.ssl.CipherSuite$MacAlg macAlg
        end local 0 // sun.security.ssl.MAC this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0   32     0             this  Lsun/security/ssl/MAC;
            0   32     1           macAlg  Lsun/security/ssl/CipherSuite$MacAlg;
            0   32     2  protocolVersion  Lsun/security/ssl/ProtocolVersion;
            0   32     3              key  Ljavax/crypto/SecretKey;
           10   11     4        algorithm  Ljava/lang/String;
           15   16     4        algorithm  Ljava/lang/String;
           18   19     4        algorithm  Ljava/lang/String;
           21   22     4        algorithm  Ljava/lang/String;
           23   32     4        algorithm  Ljava/lang/String;
            6   32     5              tls  Z
    Exceptions:
      throws java.security.NoSuchAlgorithmException, java.security.InvalidKeyException
    MethodParameters:
                 Name  Flags
      macAlg           
      protocolVersion  
      key              

  int MAClen();
    descriptor: ()I
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.security.ssl.MAC this
         0: .line 132
            aload 0 /* this */
            getfield sun.security.ssl.MAC.macSize:I
            ireturn
        end local 0 // sun.security.ssl.MAC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/security/ssl/MAC;

  int hashBlockLen();
    descriptor: ()I
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.security.ssl.MAC this
         0: .line 139
            aload 0 /* this */
            getfield sun.security.ssl.MAC.macAlg:Lsun/security/ssl/CipherSuite$MacAlg;
            getfield sun.security.ssl.CipherSuite$MacAlg.hashBlockSize:I
            ireturn
        end local 0 // sun.security.ssl.MAC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/security/ssl/MAC;

  int minimalPaddingLen();
    descriptor: ()I
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.security.ssl.MAC this
         0: .line 146
            aload 0 /* this */
            getfield sun.security.ssl.MAC.macAlg:Lsun/security/ssl/CipherSuite$MacAlg;
            getfield sun.security.ssl.CipherSuite$MacAlg.minimalPaddingSize:I
            ireturn
        end local 0 // sun.security.ssl.MAC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/security/ssl/MAC;

  final byte[] compute(byte, byte[], int, int, boolean);
    descriptor: (B[BIIZ)[B
    flags: (0x0010) ACC_FINAL
    Code:
      stack=7, locals=6, args_size=6
        start local 0 // sun.security.ssl.MAC this
        start local 1 // byte type
        start local 2 // byte[] buf
        start local 3 // int offset
        start local 4 // int len
        start local 5 // boolean isSimulated
         0: .line 160
            aload 0 /* this */
            iload 1 /* type */
            aconst_null
            aload 2 /* buf */
            iload 3 /* offset */
            iload 4 /* len */
            iload 5 /* isSimulated */
            invokevirtual sun.security.ssl.MAC.compute:(BLjava/nio/ByteBuffer;[BIIZ)[B
            areturn
        end local 5 // boolean isSimulated
        end local 4 // int len
        end local 3 // int offset
        end local 2 // byte[] buf
        end local 1 // byte type
        end local 0 // sun.security.ssl.MAC this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0         this  Lsun/security/ssl/MAC;
            0    1     1         type  B
            0    1     2          buf  [B
            0    1     3       offset  I
            0    1     4          len  I
            0    1     5  isSimulated  Z
    MethodParameters:
             Name  Flags
      type         
      buf          
      offset       
      len          
      isSimulated  

  final byte[] compute(byte, java.nio.ByteBuffer, boolean);
    descriptor: (BLjava/nio/ByteBuffer;Z)[B
    flags: (0x0010) ACC_FINAL
    Code:
      stack=7, locals=4, args_size=4
        start local 0 // sun.security.ssl.MAC this
        start local 1 // byte type
        start local 2 // java.nio.ByteBuffer bb
        start local 3 // boolean isSimulated
         0: .line 176
            aload 0 /* this */
            iload 1 /* type */
            aload 2 /* bb */
            aconst_null
            iconst_0
            aload 2 /* bb */
            invokevirtual java.nio.ByteBuffer.remaining:()I
            iload 3 /* isSimulated */
            invokevirtual sun.security.ssl.MAC.compute:(BLjava/nio/ByteBuffer;[BIIZ)[B
            areturn
        end local 3 // boolean isSimulated
        end local 2 // java.nio.ByteBuffer bb
        end local 1 // byte type
        end local 0 // sun.security.ssl.MAC this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0         this  Lsun/security/ssl/MAC;
            0    1     1         type  B
            0    1     2           bb  Ljava/nio/ByteBuffer;
            0    1     3  isSimulated  Z
    MethodParameters:
             Name  Flags
      type         
      bb           
      isSimulated  

  final boolean seqNumOverflow();
    descriptor: ()Z
    flags: (0x0010) ACC_FINAL
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // sun.security.ssl.MAC this
         0: .line 191
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            ifnull 6
            aload 0 /* this */
            getfield sun.security.ssl.MAC.mac:Ljavax/crypto/Mac;
            ifnull 6
         1: .line 192
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            iconst_0
            baload
            iconst_m1
            if_icmpne 6
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            iconst_1
            baload
            iconst_m1
            if_icmpne 6
         2: .line 193
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            iconst_2
            baload
            iconst_m1
            if_icmpne 6
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            iconst_3
            baload
            iconst_m1
            if_icmpne 6
         3: .line 194
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            iconst_4
            baload
            iconst_m1
            if_icmpne 6
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            iconst_5
            baload
            iconst_m1
            if_icmpne 6
         4: .line 195
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            bipush 6
            baload
            iconst_m1
            if_icmpne 6
         5: .line 191
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         6: iconst_0
            ireturn
        end local 0 // sun.security.ssl.MAC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lsun/security/ssl/MAC;

  final boolean seqNumIsHuge();
    descriptor: ()Z
    flags: (0x0010) ACC_FINAL
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // sun.security.ssl.MAC this
         0: .line 211
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            ifnull 3
            aload 0 /* this */
            getfield sun.security.ssl.MAC.mac:Ljavax/crypto/Mac;
            ifnull 3
         1: .line 212
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            iconst_0
            baload
            iconst_m1
            if_icmpne 3
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            iconst_1
            baload
            iconst_m1
            if_icmpne 3
         2: .line 211
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         3: iconst_0
            ireturn
        end local 0 // sun.security.ssl.MAC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lsun/security/ssl/MAC;

  private void incrementSequenceNumber();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=2, args_size=1
        start local 0 // sun.security.ssl.MAC this
         0: .line 218
            bipush 7
            istore 1 /* k */
        start local 1 // int k
         1: .line 219
            goto 3
         2: .line 220
      StackMap locals: int
      StackMap stack:
            iinc 1 /* k */ -1
         3: .line 219
      StackMap locals:
      StackMap stack:
            iload 1 /* k */
            iflt 4
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            iload 1 /* k */
            dup2
            baload
            iconst_1
            iadd
            i2b
            dup_x2
            bastore
            ifeq 2
         4: .line 222
      StackMap locals:
      StackMap stack:
            return
        end local 1 // int k
        end local 0 // sun.security.ssl.MAC this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lsun/security/ssl/MAC;
            1    5     1     k  I

  private byte[] compute(byte, java.nio.ByteBuffer, byte[], int, int, boolean);
    descriptor: (BLjava/nio/ByteBuffer;[BIIZ)[B
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=7, args_size=7
        start local 0 // sun.security.ssl.MAC this
        start local 1 // byte type
        start local 2 // java.nio.ByteBuffer bb
        start local 3 // byte[] buf
        start local 4 // int offset
        start local 5 // int len
        start local 6 // boolean isSimulated
         0: .line 231
            aload 0 /* this */
            getfield sun.security.ssl.MAC.macSize:I
            ifne 2
         1: .line 232
            getstatic sun.security.ssl.MAC.nullMAC:[B
            areturn
         2: .line 236
      StackMap locals:
      StackMap stack:
            iload 6 /* isSimulated */
            ifne 8
         3: .line 237
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            bipush 8
            iload 1 /* type */
            bastore
         4: .line 238
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            arraylength
            iconst_2
            isub
            iload 5 /* len */
            bipush 8
            ishr
            i2b
            bastore
         5: .line 239
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            arraylength
            iconst_1
            isub
            iload 5 /* len */
            i2b
            bastore
         6: .line 241
            aload 0 /* this */
            getfield sun.security.ssl.MAC.mac:Ljavax/crypto/Mac;
            aload 0 /* this */
            getfield sun.security.ssl.MAC.block:[B
            invokevirtual javax.crypto.Mac.update:([B)V
         7: .line 242
            aload 0 /* this */
            invokevirtual sun.security.ssl.MAC.incrementSequenceNumber:()V
         8: .line 246
      StackMap locals:
      StackMap stack:
            aload 2 /* bb */
            ifnull 11
         9: .line 247
            aload 0 /* this */
            getfield sun.security.ssl.MAC.mac:Ljavax/crypto/Mac;
            aload 2 /* bb */
            invokevirtual javax.crypto.Mac.update:(Ljava/nio/ByteBuffer;)V
        10: .line 248
            goto 12
        11: .line 249
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.security.ssl.MAC.mac:Ljavax/crypto/Mac;
            aload 3 /* buf */
            iload 4 /* offset */
            iload 5 /* len */
            invokevirtual javax.crypto.Mac.update:([BII)V
        12: .line 252
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.security.ssl.MAC.mac:Ljavax/crypto/Mac;
            invokevirtual javax.crypto.Mac.doFinal:()[B
            areturn
        end local 6 // boolean isSimulated
        end local 5 // int len
        end local 4 // int offset
        end local 3 // byte[] buf
        end local 2 // java.nio.ByteBuffer bb
        end local 1 // byte type
        end local 0 // sun.security.ssl.MAC this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   13     0         this  Lsun/security/ssl/MAC;
            0   13     1         type  B
            0   13     2           bb  Ljava/nio/ByteBuffer;
            0   13     3          buf  [B
            0   13     4       offset  I
            0   13     5          len  I
            0   13     6  isSimulated  Z
    MethodParameters:
             Name  Flags
      type         
      bb           
      buf          
      offset       
      len          
      isSimulated  
}
SourceFile: "MAC.java"
InnerClasses:
  final MacAlg = sun.security.ssl.CipherSuite$MacAlg of sun.security.ssl.CipherSuite