/usr/include/rutil/Sha1.hxx is in libresiprocate-1.11-dev 1:1.11.0~beta5-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /*
Original Source code contained this header:
sha1.h - header of
============
SHA-1 in C++
============
100% Public Domain.
Original C Code
-- Steve Reid <steve@edmweb.com>
Small changes to fit into bglibs
-- Bruce Guenter <bruce@untroubled.org>
Translation to simpler C++ Code
-- Volker Grabsch <vog@notjusthosting.com>
*/
/* Note: This class was brought in to facilitate simple SHA1 hashing for those that don't want to include
OpenSSL in their project. It is assumed that the OpenSSL implementaiton is more efficient and should be
used in favor of this class whenever possible */
#ifndef RESIP_SHA1_HXX
#define RESIP_SHA1_HXX
#include <iostream>
#include <string>
#include "Data.hxx"
namespace resip
{
class SHA1 // Produces a 160bit hash (20 hexidecimal digits, 40 characters when converted to a hex string)
{
public:
SHA1();
void update(const std::string &s);
void update(std::istream &is);
std::string final();
resip::Data finalBin();
static std::string from_file(const std::string &filename);
private:
typedef unsigned long int uint32; /* just needs to be at least 32bit */
typedef unsigned long long uint64; /* just needs to be at least 64bit */
static const unsigned int DIGEST_INTS = 5; /* number of 32bit integers per SHA1 digest */
static const unsigned int BLOCK_INTS = 16; /* number of 32bit integers per SHA1 block */
static const unsigned int BLOCK_BYTES = BLOCK_INTS * 4;
uint32 digest[DIGEST_INTS];
std::string buffer;
uint64 transforms;
void reset();
void createDigest();
void transform(uint32 block[BLOCK_BYTES]);
static void buffer_to_block(const std::string &buffer, uint32 block[BLOCK_BYTES]);
static void read(std::istream &is, std::string &s, int max);
};
}
#endif /* SHA1_HPP */
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