Electroneum
fnv1.h
Go to the documentation of this file.
1
// Copyright (c) 2018, The Monero Project
2
//
3
// All rights reserved.
4
//
5
// Redistribution and use in source and binary forms, with or without modification, are
6
// permitted provided that the following conditions are met:
7
//
8
// 1. Redistributions of source code must retain the above copyright notice, this list of
9
// conditions and the following disclaimer.
10
//
11
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
12
// of conditions and the following disclaimer in the documentation and/or other
13
// materials provided with the distribution.
14
//
15
// 3. Neither the name of the copyright holder nor the names of its contributors may be
16
// used to endorse or promote products derived from this software without specific
17
// prior written permission.
18
//
19
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
20
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
21
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
22
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
27
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29
#pragma once
30
31
namespace
epee
32
{
33
34
namespace
fnv
35
{
36
inline
uint64_t
FNV1a
(
const
char
*ptr,
size_t
sz)
37
{
38
uint64_t
h = 0xcbf29ce484222325;
39
for
(
size_t
i = 0; i < sz; ++i)
40
h = (h ^ *(
const
uint8_t
*)ptr++) * 0x100000001b3;
41
return
h;
42
}
43
}
44
45
}
uint8_t
unsigned char uint8_t
Definition:
stdint.h:124
epee::fnv::FNV1a
uint64_t FNV1a(const char *ptr, size_t sz)
Definition:
fnv1.h:36
uint64_t
unsigned __int64 uint64_t
Definition:
stdint.h:136
epee
Definition:
ado_db_helper.h:66
contrib
epee
include
fnv1.h
Generated on Sun Mar 10 2024 12:00:00 for Electroneum by
1.8.14