open62541
1.3.12
Open source implementation of OPC UA
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open62541
deps
pcg_basic.h
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/*
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* PCG Random Number Generation for C.
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*
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* Copyright 2014 Melissa O'Neill <oneill@pcg-random.org>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* For additional information about the PCG random number generation scheme,
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* including its license and other licensing options, visit
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*
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* http://www.pcg-random.org
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*/
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#ifndef PCG_BASIC_H_
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#define PCG_BASIC_H_
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#include <
open62541/config.h
>
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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typedef
struct
pcg_state_setseq_64
{
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uint64_t
state
;
/* RNG state. All values are possible. */
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uint64_t
inc
;
/* Controls which RNG sequence (stream) is selected. Must
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* *always* be odd. */
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}
pcg32_random_t
;
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#define PCG32_INITIALIZER { 0x853c49e6748fea9bULL, 0xda3e39cb94b95bdbULL }
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void
pcg32_srandom_r
(
pcg32_random_t
* rng, uint64_t initial_state, uint64_t initseq);
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uint32_t
pcg32_random_r
(
pcg32_random_t
* rng);
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#ifdef __cplusplus
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}
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#endif
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#endif
/* PCG_BASIC_H_ */
config.h
pcg32_random_t
struct pcg_state_setseq_64 pcg32_random_t
pcg32_random_r
uint32_t pcg32_random_r(pcg32_random_t *rng)
pcg32_srandom_r
void pcg32_srandom_r(pcg32_random_t *rng, uint64_t initial_state, uint64_t initseq)
pcg_state_setseq_64
Definition
pcg_basic.h:33
pcg_state_setseq_64::inc
uint64_t inc
Definition
pcg_basic.h:35
pcg_state_setseq_64::state
uint64_t state
Definition
pcg_basic.h:34
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