final class com.sun.crypto.provider.PCBC extends com.sun.crypto.provider.FeedbackCipher
minor version: 0
major version: 59
flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
this_class: com.sun.crypto.provider.PCBC
super_class: com.sun.crypto.provider.FeedbackCipher
{
private final byte[] k;
descriptor: [B
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private byte[] kSave;
descriptor: [B
flags: (0x0002) ACC_PRIVATE
void <init>(com.sun.crypto.provider.SymmetricCipher);
descriptor: (Lcom/sun/crypto/provider/SymmetricCipher;)V
flags: (0x0000)
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
aload 1
invokespecial com.sun.crypto.provider.FeedbackCipher.<init>:(Lcom/sun/crypto/provider/SymmetricCipher;)V
1: aload 0
aconst_null
putfield com.sun.crypto.provider.PCBC.kSave:[B
2: aload 0
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
newarray 8
putfield com.sun.crypto.provider.PCBC.k:[B
3: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Lcom/sun/crypto/provider/PCBC;
0 4 1 embeddedCipher Lcom/sun/crypto/provider/SymmetricCipher;
MethodParameters:
Name Flags
embeddedCipher
java.lang.String getFeedback();
descriptor: ()Ljava/lang/String;
flags: (0x0000)
Code:
stack=1, locals=1, args_size=1
start local 0 0: ldc "PCBC"
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lcom/sun/crypto/provider/PCBC;
void init(boolean, java.lang.String, byte[], byte[]);
descriptor: (ZLjava/lang/String;[B[B)V
flags: (0x0000)
Code:
stack=4, locals=5, args_size=5
start local 0 start local 1 start local 2 start local 3 start local 4 0: aload 3
ifnull 1
aload 4
ifnull 1
aload 4
arraylength
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
if_icmpeq 2
1: StackMap locals:
StackMap stack:
new java.security.InvalidKeyException
dup
ldc "Internal error"
invokespecial java.security.InvalidKeyException.<init>:(Ljava/lang/String;)V
athrow
2: StackMap locals:
StackMap stack:
aload 0
aload 4
putfield com.sun.crypto.provider.PCBC.iv:[B
3: aload 0
invokevirtual com.sun.crypto.provider.PCBC.reset:()V
4: aload 0
getfield com.sun.crypto.provider.PCBC.embeddedCipher:Lcom/sun/crypto/provider/SymmetricCipher;
iload 1
aload 2
aload 3
invokevirtual com.sun.crypto.provider.SymmetricCipher.init:(ZLjava/lang/String;[B)V
5: return
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Lcom/sun/crypto/provider/PCBC;
0 6 1 decrypting Z
0 6 2 algorithm Ljava/lang/String;
0 6 3 key [B
0 6 4 iv [B
Exceptions:
throws java.security.InvalidKeyException
MethodParameters:
Name Flags
decrypting
algorithm
key
iv
void reset();
descriptor: ()V
flags: (0x0000)
Code:
stack=5, locals=1, args_size=1
start local 0 0: aload 0
getfield com.sun.crypto.provider.PCBC.iv:[B
iconst_0
aload 0
getfield com.sun.crypto.provider.PCBC.k:[B
iconst_0
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
1: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lcom/sun/crypto/provider/PCBC;
void save();
descriptor: ()V
flags: (0x0000)
Code:
stack=5, locals=1, args_size=1
start local 0 0: aload 0
getfield com.sun.crypto.provider.PCBC.kSave:[B
ifnonnull 2
1: aload 0
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
newarray 8
putfield com.sun.crypto.provider.PCBC.kSave:[B
2: StackMap locals:
StackMap stack:
aload 0
getfield com.sun.crypto.provider.PCBC.k:[B
iconst_0
aload 0
getfield com.sun.crypto.provider.PCBC.kSave:[B
iconst_0
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
3: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Lcom/sun/crypto/provider/PCBC;
void restore();
descriptor: ()V
flags: (0x0000)
Code:
stack=5, locals=1, args_size=1
start local 0 0: aload 0
getfield com.sun.crypto.provider.PCBC.kSave:[B
iconst_0
aload 0
getfield com.sun.crypto.provider.PCBC.k:[B
iconst_0
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
1: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lcom/sun/crypto/provider/PCBC;
void encrypt(byte[], int, int, byte[], int);
descriptor: ([BII[BI)V
flags: (0x0000)
Code:
stack=6, locals=8, args_size=6
start local 0 start local 1 start local 2 start local 3 start local 4 start local 5 0: iload 2
iload 3
iadd
istore 7
start local 7 1: goto 13
2: StackMap locals: com.sun.crypto.provider.PCBC byte[] int int byte[] int top int
StackMap stack:
iconst_0
istore 6
start local 6 3: goto 6
4: StackMap locals: com.sun.crypto.provider.PCBC byte[] int int byte[] int int int
StackMap stack:
aload 0
getfield com.sun.crypto.provider.PCBC.k:[B
iload 6
dup2
baload
aload 1
iload 6
iload 2
iadd
baload
ixor
i2b
bastore
5: iinc 6 1
StackMap locals:
StackMap stack:
6: iload 6
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
if_icmplt 4
7: aload 0
getfield com.sun.crypto.provider.PCBC.embeddedCipher:Lcom/sun/crypto/provider/SymmetricCipher;
aload 0
getfield com.sun.crypto.provider.PCBC.k:[B
iconst_0
aload 4
iload 5
invokevirtual com.sun.crypto.provider.SymmetricCipher.encryptBlock:([BI[BI)V
8: iconst_0
istore 6
goto 11
9: StackMap locals:
StackMap stack:
aload 0
getfield com.sun.crypto.provider.PCBC.k:[B
iload 6
aload 1
iload 6
iload 2
iadd
baload
aload 4
iload 6
iload 5
iadd
baload
ixor
i2b
bastore
10: iinc 6 1
StackMap locals:
StackMap stack:
11: iload 6
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
if_icmplt 9
12: iload 2
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
iadd
istore 2
iload 5
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
iadd
istore 5
end local 6 13: StackMap locals: com.sun.crypto.provider.PCBC byte[] int int byte[] int top int
StackMap stack:
iload 2
iload 7
if_icmplt 2
14: return
end local 7 end local 5 end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 15 0 this Lcom/sun/crypto/provider/PCBC;
0 15 1 plain [B
0 15 2 plainOffset I
0 15 3 plainLen I
0 15 4 cipher [B
0 15 5 cipherOffset I
3 13 6 i I
1 15 7 endIndex I
MethodParameters:
Name Flags
plain
plainOffset
plainLen
cipher
cipherOffset
void decrypt(byte[], int, int, byte[], int);
descriptor: ([BII[BI)V
flags: (0x0000)
Code:
stack=6, locals=8, args_size=6
start local 0 start local 1 start local 2 start local 3 start local 4 start local 5 0: iload 2
iload 3
iadd
istore 7
start local 7 1: goto 15
2: StackMap locals: com.sun.crypto.provider.PCBC byte[] int int byte[] int top int
StackMap stack:
aload 0
getfield com.sun.crypto.provider.PCBC.embeddedCipher:Lcom/sun/crypto/provider/SymmetricCipher;
aload 1
iload 2
3: aload 4
iload 5
4: invokevirtual com.sun.crypto.provider.SymmetricCipher.decryptBlock:([BI[BI)V
5: iconst_0
istore 6
start local 6 6: goto 9
7: StackMap locals: com.sun.crypto.provider.PCBC byte[] int int byte[] int int int
StackMap stack:
aload 4
iload 6
iload 5
iadd
dup2
baload
aload 0
getfield com.sun.crypto.provider.PCBC.k:[B
iload 6
baload
ixor
i2b
bastore
8: iinc 6 1
StackMap locals:
StackMap stack:
9: iload 6
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
if_icmplt 7
10: iconst_0
istore 6
goto 13
11: StackMap locals:
StackMap stack:
aload 0
getfield com.sun.crypto.provider.PCBC.k:[B
iload 6
aload 4
iload 6
iload 5
iadd
baload
aload 1
iload 6
iload 2
iadd
baload
ixor
i2b
bastore
12: iinc 6 1
StackMap locals:
StackMap stack:
13: iload 6
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
if_icmplt 11
14: iload 5
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
iadd
istore 5
iload 2
aload 0
getfield com.sun.crypto.provider.PCBC.blockSize:I
iadd
istore 2
end local 6 15: StackMap locals: com.sun.crypto.provider.PCBC byte[] int int byte[] int top int
StackMap stack:
iload 2
iload 7
if_icmplt 2
16: return
end local 7 end local 5 end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 17 0 this Lcom/sun/crypto/provider/PCBC;
0 17 1 cipher [B
0 17 2 cipherOffset I
0 17 3 cipherLen I
0 17 4 plain [B
0 17 5 plainOffset I
6 15 6 i I
1 17 7 endIndex I
MethodParameters:
Name Flags
cipher
cipherOffset
cipherLen
plain
plainOffset
}
SourceFile: "PCBC.java"