xrootd
XrdSecsssRR.hh
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1 #ifndef __SecsssRR__
2 #define __SecsssRR__
3 /******************************************************************************/
4 /* */
5 /* X r d S e c s s s R R . h h */
6 /* */
7 /* (c) 2008 by the Board of Trustees of the Leland Stanford, Jr., University */
8 /* All Rights Reserved */
9 /* Produced by Andrew Hanushevsky for Stanford University under contract */
10 /* DE-AC02-76-SFO0515 with the Department of Energy */
11 /******************************************************************************/
12 
13 // $Id$
14 
15 #include <string.h>
16 #include <time.h>
17 
18 // The following is the packet header and is always unencrypted.
19 //
20 struct XrdSecsssRR_Hdr
21 {
22 char ProtID[4]; // Protocol ID ("sss")
23 char Pad[3]; // Padding bytes
24 char EncType; // Encryption type as one of:
25 static const char etBFish32 = '0'; // Blowfish
26 
27 long long KeyID; // Key ID for encryption
28 };
29 
30 // The data portion of the packet is encrypted with the private shared key
31 // It immediately follows the header and has a maximum size (defined here).
32 //
33 struct XrdSecsssRR_Data
34 {
35 char Rand[32]; // 256-bit random string (avoid text attacks)
36 int GenTime; // Time data generated (time(0) - BaseTime)
37 char Pad[3]; // Reserved
38 char Options; // One of the following:
39 static const char UseData= 0x00; // Use the ID data as authenticated name
40 static const char SndLID = 0x01; // Server to send login ID
41 
42 static const int DataSz = 4040;
43 char Data[DataSz]; // Optional data, as follows:
44 
45 // (<Flag><packed null terminated string>)+
46 //
47 static const char theName = 0x01;
48 static const char theVorg = 0x02;
49 static const char theRole = 0x03;
50 static const char theGrps = 0x04;
51 static const char theEndo = 0x05;
52 // theCert = 0x06; // Reserved for future use
53 static const char theRand = 0x07; // Random string (ignored)
54 static const char theLgid = 0x10; // from server only
55 static const char theHost = 0x20; // from client only (required)
56 };
57 
58 static const int XrdSecsssRR_Data_HdrLen = sizeof(XrdSecsssRR_Data) -
59  XrdSecsssRR_Data::DataSz;
60 #endif
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