-
Notifications
You must be signed in to change notification settings - Fork 51
/
Smb2SessionSetupResponse.java
154 lines (124 loc) · 4.09 KB
/
Smb2SessionSetupResponse.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
/*
* © 2017 AgNO3 Gmbh & Co. KG
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package jcifs.internal.smb2.session;
import jcifs.Configuration;
import jcifs.internal.CommonServerMessageBlockRequest;
import jcifs.internal.SMBProtocolDecodingException;
import jcifs.internal.smb2.ServerMessageBlock2Response;
import jcifs.internal.util.SMBUtil;
import jcifs.smb.NtStatus;
/**
* @author mbechler
*
*/
public class Smb2SessionSetupResponse extends ServerMessageBlock2Response {
/**
*
*/
public static final int SMB2_SESSION_FLAGS_IS_GUEST = 0x1;
/**
*
*/
public static final int SMB2_SESSION_FLAGS_IS_NULL = 0x2;
/**
*
*/
public static final int SMB2_SESSION_FLAG_ENCRYPT_DATA = 0x4;
private int sessionFlags;
private byte[] blob;
/**
* @param config
*/
public Smb2SessionSetupResponse ( Configuration config ) {
super(config);
}
/**
* {@inheritDoc}
*
* @see jcifs.internal.smb2.ServerMessageBlock2Response#prepare(jcifs.internal.CommonServerMessageBlockRequest)
*/
@Override
public void prepare ( CommonServerMessageBlockRequest next ) {
if ( isReceived() ) {
next.setSessionId(getSessionId());
}
super.prepare(next);
}
/**
* {@inheritDoc}
*
* @see jcifs.internal.smb2.ServerMessageBlock2#isErrorResponseStatus()
*/
@Override
protected boolean isErrorResponseStatus () {
return getStatus() != NtStatus.NT_STATUS_MORE_PROCESSING_REQUIRED && super.isErrorResponseStatus();
}
/**
* {@inheritDoc}
*
* @see jcifs.internal.smb2.ServerMessageBlock2#writeBytesWireFormat(byte[], int)
*/
@Override
protected int writeBytesWireFormat ( byte[] dst, int dstIndex ) {
return 0;
}
/**
* {@inheritDoc}
*
* @throws Smb2ProtocolDecodingException
*
* @see jcifs.internal.smb2.ServerMessageBlock2#readBytesWireFormat(byte[], int)
*/
@Override
protected int readBytesWireFormat ( byte[] buffer, int bufferIndex ) throws SMBProtocolDecodingException {
int start = bufferIndex;
int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
if ( structureSize != 9 ) {
throw new SMBProtocolDecodingException("Structure size != 9");
}
this.sessionFlags = SMBUtil.readInt2(buffer, bufferIndex + 2);
bufferIndex += 4;
int securityBufferOffset = SMBUtil.readInt2(buffer, bufferIndex);
int securityBufferLength = SMBUtil.readInt2(buffer, bufferIndex + 2);
bufferIndex += 4;
int pad = bufferIndex - ( getHeaderStart() + securityBufferOffset );
this.blob = new byte[securityBufferLength];
System.arraycopy(buffer, getHeaderStart() + securityBufferOffset, this.blob, 0, securityBufferLength);
bufferIndex += pad;
bufferIndex += securityBufferLength;
return bufferIndex - start;
}
/**
* @return whether the session is either anonymous or a guest session
*/
public boolean isLoggedInAsGuest () {
return ( this.sessionFlags & ( SMB2_SESSION_FLAGS_IS_GUEST | SMB2_SESSION_FLAGS_IS_NULL ) ) != 0;
}
/**
* @return the sessionFlags
*/
public int getSessionFlags () {
return this.sessionFlags;
}
/**
* @return security blob
*/
public byte[] getBlob () {
return this.blob;
}
}