public abstract class com.jcraft.jsch.DHECN extends com.jcraft.jsch.KeyExchange
minor version: 0
major version: 59
flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
this_class: com.jcraft.jsch.DHECN
super_class: com.jcraft.jsch.KeyExchange
{
private static final int SSH_MSG_KEX_ECDH_INIT;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 30
private static final int SSH_MSG_KEX_ECDH_REPLY;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 31
private int state;
descriptor: I
flags: (0x0002) ACC_PRIVATE
byte[] Q_C;
descriptor: [B
flags: (0x0000)
byte[] V_S;
descriptor: [B
flags: (0x0000)
byte[] V_C;
descriptor: [B
flags: (0x0000)
byte[] I_S;
descriptor: [B
flags: (0x0000)
byte[] I_C;
descriptor: [B
flags: (0x0000)
byte[] e;
descriptor: [B
flags: (0x0000)
private com.jcraft.jsch.Buffer buf;
descriptor: Lcom/jcraft/jsch/Buffer;
flags: (0x0002) ACC_PRIVATE
private com.jcraft.jsch.Packet packet;
descriptor: Lcom/jcraft/jsch/Packet;
flags: (0x0002) ACC_PRIVATE
private com.jcraft.jsch.ECDH ecdh;
descriptor: Lcom/jcraft/jsch/ECDH;
flags: (0x0002) ACC_PRIVATE
protected java.lang.String sha_name;
descriptor: Ljava/lang/String;
flags: (0x0004) ACC_PROTECTED
protected int key_size;
descriptor: I
flags: (0x0004) ACC_PROTECTED
public void <init>();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokespecial com.jcraft.jsch.KeyExchange.<init>:()V
return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lcom/jcraft/jsch/DHECN;
public void init(com.jcraft.jsch.Session, byte[], byte[], byte[], byte[]);
descriptor: (Lcom/jcraft/jsch/Session;[B[B[B[B)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=7, args_size=6
start local 0 start local 1 start local 2 start local 3 start local 4 start local 5 0: aload 0
aload 1
putfield com.jcraft.jsch.DHECN.session:Lcom/jcraft/jsch/Session;
1: aload 0
aload 2
putfield com.jcraft.jsch.DHECN.V_S:[B
2: aload 0
aload 3
putfield com.jcraft.jsch.DHECN.V_C:[B
3: aload 0
aload 4
putfield com.jcraft.jsch.DHECN.I_S:[B
4: aload 0
aload 5
putfield com.jcraft.jsch.DHECN.I_C:[B
5: aload 1
aload 0
getfield com.jcraft.jsch.DHECN.sha_name:Ljava/lang/String;
invokevirtual com.jcraft.jsch.Session.getConfig:(Ljava/lang/String;)Ljava/lang/String;
invokestatic java.lang.Class.forName:(Ljava/lang/String;)Ljava/lang/Class;
astore 6
start local 6 6: aload 0
aload 6
invokevirtual java.lang.Class.newInstance:()Ljava/lang/Object;
checkcast com.jcraft.jsch.HASH
putfield com.jcraft.jsch.DHECN.sha:Lcom/jcraft/jsch/HASH;
7: aload 0
getfield com.jcraft.jsch.DHECN.sha:Lcom/jcraft/jsch/HASH;
invokeinterface com.jcraft.jsch.HASH.init:()V
end local 6 8: goto 11
9: StackMap locals:
StackMap stack: java.lang.Exception
astore 6
start local 6 10: getstatic java.lang.System.err:Ljava/io/PrintStream;
aload 6
invokevirtual java.io.PrintStream.println:(Ljava/lang/Object;)V
end local 6 11: StackMap locals:
StackMap stack:
aload 0
new com.jcraft.jsch.Buffer
dup
invokespecial com.jcraft.jsch.Buffer.<init>:()V
putfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
12: aload 0
new com.jcraft.jsch.Packet
dup
aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
invokespecial com.jcraft.jsch.Packet.<init>:(Lcom/jcraft/jsch/Buffer;)V
putfield com.jcraft.jsch.DHECN.packet:Lcom/jcraft/jsch/Packet;
13: aload 0
getfield com.jcraft.jsch.DHECN.packet:Lcom/jcraft/jsch/Packet;
invokevirtual com.jcraft.jsch.Packet.reset:()V
14: aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
bipush 30
invokevirtual com.jcraft.jsch.Buffer.putByte:(B)V
15: aload 1
ldc "ecdh-sha2-nistp"
invokevirtual com.jcraft.jsch.Session.getConfig:(Ljava/lang/String;)Ljava/lang/String;
invokestatic java.lang.Class.forName:(Ljava/lang/String;)Ljava/lang/Class;
astore 6
start local 6 16: aload 0
aload 6
invokevirtual java.lang.Class.newInstance:()Ljava/lang/Object;
checkcast com.jcraft.jsch.ECDH
putfield com.jcraft.jsch.DHECN.ecdh:Lcom/jcraft/jsch/ECDH;
17: aload 0
getfield com.jcraft.jsch.DHECN.ecdh:Lcom/jcraft/jsch/ECDH;
aload 0
getfield com.jcraft.jsch.DHECN.key_size:I
invokeinterface com.jcraft.jsch.ECDH.init:(I)V
18: aload 0
aload 0
getfield com.jcraft.jsch.DHECN.ecdh:Lcom/jcraft/jsch/ECDH;
invokeinterface com.jcraft.jsch.ECDH.getQ:()[B
putfield com.jcraft.jsch.DHECN.Q_C:[B
19: aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
aload 0
getfield com.jcraft.jsch.DHECN.Q_C:[B
invokevirtual com.jcraft.jsch.Buffer.putString:([B)V
end local 6 20: goto 25
21: StackMap locals:
StackMap stack: java.lang.Exception
astore 6
start local 6 22: aload 6
instanceof java.lang.Throwable
ifeq 24
23: new com.jcraft.jsch.JSchException
dup
aload 6
invokevirtual java.lang.Exception.toString:()Ljava/lang/String;
aload 6
invokespecial com.jcraft.jsch.JSchException.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
athrow
24: StackMap locals: java.lang.Exception
StackMap stack:
new com.jcraft.jsch.JSchException
dup
aload 6
invokevirtual java.lang.Exception.toString:()Ljava/lang/String;
invokespecial com.jcraft.jsch.JSchException.<init>:(Ljava/lang/String;)V
athrow
end local 6 25: StackMap locals:
StackMap stack:
aload 2
ifnonnull 27
26: return
27: StackMap locals:
StackMap stack:
aload 1
aload 0
getfield com.jcraft.jsch.DHECN.packet:Lcom/jcraft/jsch/Packet;
invokevirtual com.jcraft.jsch.Session.write:(Lcom/jcraft/jsch/Packet;)V
28: invokestatic com.jcraft.jsch.JSch.getLogger:()Lcom/jcraft/jsch/Logger;
iconst_1
invokeinterface com.jcraft.jsch.Logger.isEnabled:(I)Z
ifeq 35
29: invokestatic com.jcraft.jsch.JSch.getLogger:()Lcom/jcraft/jsch/Logger;
iconst_1
30: ldc "SSH_MSG_KEX_ECDH_INIT sent"
31: invokeinterface com.jcraft.jsch.Logger.log:(ILjava/lang/String;)V
32: invokestatic com.jcraft.jsch.JSch.getLogger:()Lcom/jcraft/jsch/Logger;
iconst_1
33: ldc "expecting SSH_MSG_KEX_ECDH_REPLY"
34: invokeinterface com.jcraft.jsch.Logger.log:(ILjava/lang/String;)V
35: StackMap locals:
StackMap stack:
aload 0
bipush 31
putfield com.jcraft.jsch.DHECN.state:I
36: return
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 37 0 this Lcom/jcraft/jsch/DHECN;
0 37 1 session Lcom/jcraft/jsch/Session;
0 37 2 V_S [B
0 37 3 V_C [B
0 37 4 I_S [B
0 37 5 I_C [B
6 8 6 c Ljava/lang/Class;
10 11 6 e Ljava/lang/Exception;
16 20 6 c Ljava/lang/Class;
22 25 6 e Ljava/lang/Exception;
Exception table:
from to target type
5 8 9 Class java.lang.Exception
15 20 21 Class java.lang.Exception
Exceptions:
throws java.lang.Exception
MethodParameters:
Name Flags
session
V_S
V_C
I_S
I_C
public boolean next(com.jcraft.jsch.Buffer);
descriptor: (Lcom/jcraft/jsch/Buffer;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=10, args_size=2
start local 0 start local 1 0: aload 0
getfield com.jcraft.jsch.DHECN.state:I
tableswitch { // 31 - 31
31: 1
default: 37
}
1: StackMap locals:
StackMap stack:
aload 1
invokevirtual com.jcraft.jsch.Buffer.getInt:()I
istore 3
start local 3 2: aload 1
invokevirtual com.jcraft.jsch.Buffer.getByte:()I
istore 3
3: aload 1
invokevirtual com.jcraft.jsch.Buffer.getByte:()I
istore 3
4: iload 3
bipush 31
if_icmpeq 7
5: getstatic java.lang.System.err:Ljava/io/PrintStream;
new java.lang.StringBuilder
dup
ldc "type: must be 31 "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
iload 3
invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokevirtual java.io.PrintStream.println:(Ljava/lang/String;)V
6: iconst_0
ireturn
7: StackMap locals: com.jcraft.jsch.DHECN com.jcraft.jsch.Buffer top int
StackMap stack:
aload 0
aload 1
invokevirtual com.jcraft.jsch.Buffer.getString:()[B
putfield com.jcraft.jsch.DHECN.K_S:[B
8: aload 1
invokevirtual com.jcraft.jsch.Buffer.getString:()[B
astore 4
start local 4 9: aload 4
invokestatic com.jcraft.jsch.KeyPairECDSA.fromPoint:([B)[[B
astore 5
start local 5 10: aload 0
getfield com.jcraft.jsch.DHECN.ecdh:Lcom/jcraft/jsch/ECDH;
aload 5
iconst_0
aaload
aload 5
iconst_1
aaload
invokeinterface com.jcraft.jsch.ECDH.validate:([B[B)Z
ifne 12
11: iconst_0
ireturn
12: StackMap locals: byte[] byte[][]
StackMap stack:
aload 0
aload 0
getfield com.jcraft.jsch.DHECN.ecdh:Lcom/jcraft/jsch/ECDH;
aload 5
iconst_0
aaload
aload 5
iconst_1
aaload
invokeinterface com.jcraft.jsch.ECDH.getSecret:([B[B)[B
putfield com.jcraft.jsch.DHECN.K:[B
13: aload 0
aload 0
aload 0
getfield com.jcraft.jsch.DHECN.K:[B
invokevirtual com.jcraft.jsch.DHECN.normalize:([B)[B
putfield com.jcraft.jsch.DHECN.K:[B
14: aload 1
invokevirtual com.jcraft.jsch.Buffer.getString:()[B
astore 6
start local 6 15: aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
invokevirtual com.jcraft.jsch.Buffer.reset:()V
16: aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
aload 0
getfield com.jcraft.jsch.DHECN.V_C:[B
invokevirtual com.jcraft.jsch.Buffer.putString:([B)V
aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
aload 0
getfield com.jcraft.jsch.DHECN.V_S:[B
invokevirtual com.jcraft.jsch.Buffer.putString:([B)V
17: aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
aload 0
getfield com.jcraft.jsch.DHECN.I_C:[B
invokevirtual com.jcraft.jsch.Buffer.putString:([B)V
aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
aload 0
getfield com.jcraft.jsch.DHECN.I_S:[B
invokevirtual com.jcraft.jsch.Buffer.putString:([B)V
18: aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
aload 0
getfield com.jcraft.jsch.DHECN.K_S:[B
invokevirtual com.jcraft.jsch.Buffer.putString:([B)V
19: aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
aload 0
getfield com.jcraft.jsch.DHECN.Q_C:[B
invokevirtual com.jcraft.jsch.Buffer.putString:([B)V
aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
aload 4
invokevirtual com.jcraft.jsch.Buffer.putString:([B)V
20: aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
aload 0
getfield com.jcraft.jsch.DHECN.K:[B
invokevirtual com.jcraft.jsch.Buffer.putMPInt:([B)V
21: aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
invokevirtual com.jcraft.jsch.Buffer.getLength:()I
newarray 8
astore 7
start local 7 22: aload 0
getfield com.jcraft.jsch.DHECN.buf:Lcom/jcraft/jsch/Buffer;
aload 7
invokevirtual com.jcraft.jsch.Buffer.getByte:([B)V
23: aload 0
getfield com.jcraft.jsch.DHECN.sha:Lcom/jcraft/jsch/HASH;
aload 7
iconst_0
aload 7
arraylength
invokeinterface com.jcraft.jsch.HASH.update:([BII)V
24: aload 0
aload 0
getfield com.jcraft.jsch.DHECN.sha:Lcom/jcraft/jsch/HASH;
invokeinterface com.jcraft.jsch.HASH.digest:()[B
putfield com.jcraft.jsch.DHECN.H:[B
25: iconst_0
istore 2
start local 2 26: iconst_0
istore 3
27: aload 0
getfield com.jcraft.jsch.DHECN.K_S:[B
iload 2
iinc 2 1
baload
bipush 24
ishl
ldc -16777216
iand
aload 0
getfield com.jcraft.jsch.DHECN.K_S:[B
iload 2
iinc 2 1
baload
bipush 16
ishl
ldc 16711680
iand
ior
28: aload 0
getfield com.jcraft.jsch.DHECN.K_S:[B
iload 2
iinc 2 1
baload
bipush 8
ishl
ldc 65280
iand
29: ior
30: aload 0
getfield com.jcraft.jsch.DHECN.K_S:[B
iload 2
iinc 2 1
baload
sipush 255
iand
31: ior
istore 3
32: aload 0
getfield com.jcraft.jsch.DHECN.K_S:[B
iload 2
iload 3
invokestatic com.jcraft.jsch.Util.byte2str:([BII)Ljava/lang/String;
astore 8
start local 8 33: iload 2
iload 3
iadd
istore 2
34: aload 0
aload 8
aload 0
getfield com.jcraft.jsch.DHECN.K_S:[B
iload 2
aload 6
invokevirtual com.jcraft.jsch.DHECN.verify:(Ljava/lang/String;[BI[B)Z
istore 9
start local 9 35: aload 0
iconst_0
putfield com.jcraft.jsch.DHECN.state:I
36: iload 9
ireturn
end local 9 end local 8 end local 7 end local 6 end local 5 end local 4 end local 3 end local 2 37: StackMap locals: com.jcraft.jsch.DHECN com.jcraft.jsch.Buffer
StackMap stack:
iconst_0
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 38 0 this Lcom/jcraft/jsch/DHECN;
0 38 1 _buf Lcom/jcraft/jsch/Buffer;
26 37 2 i I
2 37 3 j I
9 37 4 Q_S [B
10 37 5 r_s [[B
15 37 6 sig_of_H [B
22 37 7 foo [B
33 37 8 alg Ljava/lang/String;
35 37 9 result Z
Exceptions:
throws java.lang.Exception
MethodParameters:
Name Flags
_buf
public int getState();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield com.jcraft.jsch.DHECN.state:I
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lcom/jcraft/jsch/DHECN;
}
SourceFile: "DHECN.java"