xrootd
XrdSecProtocolsss.hh
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1 #ifndef _SECPROTOCOLSSS_
2 #define _SECPROTOCOLSSS_
3 /******************************************************************************/
4 /* */
5 /* X r d S e c P r o t o c o l s s s . 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 /* This file is part of the XRootD software suite. */
13 /* */
14 /* XRootD is free software: you can redistribute it and/or modify it under */
15 /* the terms of the GNU Lesser General Public License as published by the */
16 /* Free Software Foundation, either version 3 of the License, or (at your */
17 /* option) any later version. */
18 /* */
19 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */
20 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
21 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
22 /* License for more details. */
23 /* */
24 /* You should have received a copy of the GNU Lesser General Public License */
25 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
26 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
27 /* */
28 /* The copyright holder's institutional names and contributor's names may not */
29 /* be used to endorse or promote products derived from this software without */
30 /* specific prior written permission of the institution or contributor. */
31 /******************************************************************************/
32 
33 #include "XrdCrypto/XrdCryptoLite.hh"
34 #include "XrdSec/XrdSecInterface.hh"
35 #include "XrdSecsss/XrdSecsssID.hh"
36 #include "XrdSecsss/XrdSecsssKT.hh"
37 #include "XrdSecsss/XrdSecsssRR.hh"
38 
39 class XrdOucErrInfo;
40 
41 class XrdSecProtocolsss : public XrdSecProtocol
42 {
43 public:
44 friend class XrdSecProtocolDummy; // Avoid stupid gcc warnings about destructor
45 
46 
47  int Authenticate (XrdSecCredentials *cred,
48  XrdSecParameters **parms,
49  XrdOucErrInfo *einfo=0);
50 
51  void Delete();
52 
53 static int eMsg(const char *epn, int rc, const char *txt1,
54  const char *txt2=0, const char *txt3=0,
55  const char *txt4=0);
56 
57 static int Fatal(XrdOucErrInfo *erP, const char *epn, int rc,
58  const char *etxt);
59 
60  XrdSecCredentials *getCredentials(XrdSecParameters *parms=0,
61  XrdOucErrInfo *einfo=0);
62 
63  int Init_Client(XrdOucErrInfo *erp, const char *Parms);
64 
65  int Init_Server(XrdOucErrInfo *erp, const char *Parms);
66 
67 static char *Load_Client(XrdOucErrInfo *erp, const char *Parms);
68 
69 static char *Load_Server(XrdOucErrInfo *erp, const char *Parms);
70 
71 static void setOpts(int opts) {options = opts;}
72 
73  XrdSecProtocolsss(const char *hname,
74  const struct sockaddr *ipadd)
75  : XrdSecProtocol("sss"),
76  keyTab(0), Crypto(0), idBuff(0), Sequence(0)
77  {urName = strdup(hname); setIP(ipadd);}
78 
79 struct Crypto {const char *cName; char cType;};
80 
81 private:
82  ~XrdSecProtocolsss() {} // Delete() does it all
83 
84 int Decode(XrdOucErrInfo *error, XrdSecsssKT::ktEnt &decKey,
85  char *iBuff, XrdSecsssRR_Data *rrData, int iSize);
86 XrdSecCredentials *Encode(XrdOucErrInfo *error, XrdSecsssKT::ktEnt &encKey,
87  XrdSecsssRR_Hdr *rrHdr, XrdSecsssRR_Data *rrData,
88  int dLen);
89 int getCred(XrdOucErrInfo *, XrdSecsssRR_Data &);
90 int getCred(XrdOucErrInfo *, XrdSecsssRR_Data &, XrdSecParameters *);
91 char *getLID(char *buff, int blen);
92 static
93 XrdCryptoLite *Load_Crypto(XrdOucErrInfo *erp, const char *eN);
94 static
95 XrdCryptoLite *Load_Crypto(XrdOucErrInfo *erp, const char eT);
96 int myClock();
97 char *setID(char *id, char **idP);
98 void setIP(const struct sockaddr *sockP);
99 
100 static struct Crypto CryptoTab[];
101 
102 static const char *myName;
103 static int myNLen;
104  char *urName;
105  char urIP[64];
106 static int options;
107 static int isMutual;
108 static int deltaTime;
109 static int ktFixed;
110 
111 static XrdSecsssKT *ktObject; // Both: Default Key Table object
112  XrdSecsssKT *keyTab; // Both: Active Key Table
113 
114 static XrdCryptoLite *CryptObj; // Both: Default Cryptogrophy object
115  XrdCryptoLite *Crypto; // Both: Active Cryptogrophy object
116 
117 static XrdSecsssID *idMap; // Client: Registry
118  char *idBuff; // Server: Underlying buffer for XrdSecEntity
119 static char *staticID; // Client: Static identity
120 static int staticIDsz;// Client: Static identity length
121  int Sequence; // Client: Check for sequencing
122 };
123 #endif
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