public class com.jcraft.jsch.jce.PBKDF implements com.jcraft.jsch.PBKDF
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: com.jcraft.jsch.jce.PBKDF
super_class: java.lang.Object
{
public void <init>();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokespecial java.lang.Object.<init>:()V
return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lcom/jcraft/jsch/jce/PBKDF;
public byte[] getKey(byte[], byte[], int, int);
descriptor: ([B[BII)[B
flags: (0x0001) ACC_PUBLIC
Code:
stack=7, locals=9, args_size=5
start local 0 start local 1 start local 2 start local 3 start local 4 0: aload 1
arraylength
newarray 5
astore 5
start local 5 1: iconst_0
istore 6
start local 6 2: goto 5
3: StackMap locals: char[] int
StackMap stack:
aload 5
iload 6
aload 1
iload 6
baload
sipush 255
iand
i2c
castore
4: iinc 6 1
StackMap locals:
StackMap stack:
5: iload 6
aload 1
arraylength
if_icmplt 3
end local 6 6: new javax.crypto.spec.PBEKeySpec
dup
aload 5
aload 2
iload 3
iload 4
bipush 8
imul
invokespecial javax.crypto.spec.PBEKeySpec.<init>:([C[BII)V
7: astore 6
start local 6 8: ldc "PBKDF2WithHmacSHA1"
invokestatic javax.crypto.SecretKeyFactory.getInstance:(Ljava/lang/String;)Ljavax/crypto/SecretKeyFactory;
9: astore 7
start local 7 10: aload 7
aload 6
invokevirtual javax.crypto.SecretKeyFactory.generateSecret:(Ljava/security/spec/KeySpec;)Ljavax/crypto/SecretKey;
invokeinterface javax.crypto.SecretKey.getEncoded:()[B
astore 8
start local 8 11: aload 8
12: areturn
end local 8 end local 7 end local 6 13: StackMap locals: com.jcraft.jsch.jce.PBKDF byte[] byte[] int int char[]
StackMap stack: java.security.spec.InvalidKeySpecException
pop
goto 15
14: StackMap locals:
StackMap stack: java.security.NoSuchAlgorithmException
pop
15: StackMap locals:
StackMap stack:
aconst_null
areturn
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 16 0 this Lcom/jcraft/jsch/jce/PBKDF;
0 16 1 _pass [B
0 16 2 salt [B
0 16 3 iterations I
0 16 4 size I
1 16 5 pass [C
2 6 6 i I
8 13 6 spec Ljavax/crypto/spec/PBEKeySpec;
10 13 7 skf Ljavax/crypto/SecretKeyFactory;
11 13 8 key [B
Exception table:
from to target type
6 12 13 Class java.security.spec.InvalidKeySpecException
6 12 14 Class java.security.NoSuchAlgorithmException
MethodParameters:
Name Flags
_pass
salt
iterations
size
}
SourceFile: "PBKDF.java"