xrootd
XrdCksCalcmd5.hh
Go to the documentation of this file.
1 #ifndef __XRDCKSCALCMD5_HH__
2 #define __XRDCKSCALCMD5_HH__
3 /******************************************************************************/
4 /* */
5 /* X r d C k s C a l c m d 5 . h h */
6 /* */
7 /* (c) 2011 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 <stdio.h>
34 
35 #include "XrdCks/XrdCksCalc.hh"
36 
37 class XrdCksCalcmd5 : public XrdCksCalc
38 {
39 public:
40 
41 char *Current()
42  {MD5Context saveCTX = myContext;
43  char *md5P = Final();
44  myContext = saveCTX;
45  return (char *)md5P;
46  }
47 
48 void Init();
49 
51 
52 char *Final();
53 
54 void Update(const char *Buff, int BLen)
55  {MD5Update((unsigned char *)Buff,(unsigned)BLen);}
56 
57 const char *Type(int &csSz) {csSz = sizeof(myDigest); return "md5";}
58 
61 
62 private:
63 
64 struct MD5Context
65  {unsigned int buf[4];
66 union {long long b64;
67  unsigned int bits[2];
68  };
69 union {long long i64[8];
70  unsigned char in[64];
71  };
72  };
73 
75 unsigned char myDigest[16];
76 
77 void byteReverse(unsigned char *buf, unsigned longs);
78 void MD5Update(unsigned char const *buf, unsigned int len);
79 
80 #ifndef ASM_MD5
81 void MD5Transform(unsigned int buf[4], unsigned int const in[16]);
82 #endif
83 };
84 #endif
XrdCksCalc * New()
Definition: XrdCksCalcmd5.hh:50
void MD5Update(unsigned char const *buf, unsigned int len)
long long i64[8]
Definition: XrdCksCalcmd5.hh:69
unsigned int bits[2]
Definition: XrdCksCalcmd5.hh:67
~XrdCksCalcmd5()
Definition: XrdCksCalcmd5.hh:60
Definition: XrdCksCalc.hh:39
XrdCksCalcmd5()
Definition: XrdCksCalcmd5.hh:59
char * Final()
long long b64
Definition: XrdCksCalcmd5.hh:66
char * Current()
Definition: XrdCksCalcmd5.hh:41
void byteReverse(unsigned char *buf, unsigned longs)
Definition: XrdCksCalcmd5.hh:64
Definition: XrdCksCalcmd5.hh:37
void Update(const char *Buff, int BLen)
Definition: XrdCksCalcmd5.hh:54
MD5Context myContext
Definition: XrdCksCalcmd5.hh:74
unsigned char in[64]
Definition: XrdCksCalcmd5.hh:70
unsigned int buf[4]
Definition: XrdCksCalcmd5.hh:65
unsigned char myDigest[16]
Definition: XrdCksCalcmd5.hh:75
void MD5Transform(unsigned int buf[4], unsigned int const in[16])
const char * Type(int &csSz)
Definition: XrdCksCalcmd5.hh:57