/usr/include/bliss/uintseqhash.hh is in libbliss-dev 0.72-2.
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 | #ifndef BLISS_UINTSEQHASH_HH
#define BLISS_UINTSEQHASH_HH
#include <cstdio>
/*
Copyright (c) 2006-2011 Tommi Junttila
Released under the GNU General Public License version 3.
This file is part of bliss.
bliss is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License version 3
as published by the Free Software Foundation.
bliss 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with Foobar. If not, see <http://www.gnu.org/licenses/>.
*/
namespace bliss {
/** \internal
* \brief A hash for sequences of unsigned ints.
*/
class UintSeqHash
{
protected:
unsigned int h;
public:
UintSeqHash() {h = 0; }
UintSeqHash(const UintSeqHash &other) {h = other.h; }
UintSeqHash& operator=(const UintSeqHash &other) {h = other.h; return *this; }
/** Reset the hash value. */
void reset() {h = 0; }
/** Add the unsigned int \a n to the sequence. */
void update(unsigned int n);
/** Get the hash value of the sequence seen so far. */
unsigned int get_value() const {return h; }
/** Compare the hash values of this and \a other.
* Return -1/0/1 if the value of this is smaller/equal/greater than
* that of \a other. */
int cmp(const UintSeqHash &other) const {
return (h < other.h)?-1:((h == other.h)?0:1);
}
/** An abbreviation for cmp(other) < 0 */
bool is_lt(const UintSeqHash &other) const {return(cmp(other) < 0); }
/** An abbreviation for cmp(other) <= 0 */
bool is_le(const UintSeqHash &other) const {return(cmp(other) <= 0); }
/** An abbreviation for cmp(other) == 0 */
bool is_equal(const UintSeqHash &other) const {return(cmp(other) == 0); }
};
} // namespace bliss
#endif
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