b3e9dadff2
This commits changed rand(3) and family in libevent to use internal random function provided in opal to prevent pertubing user's random seed. Fixes open-mpi/ompi#1877
38 строки
832 B
C
38 строки
832 B
C
/*
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* Copyright (c) 2014 Mellanox Technologies, Inc.
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* All rights reserved.
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* Copyright (c) 2014 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2014-2015 Intel, Inc. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#ifndef OPAL_ALFG_H
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#define OPAL_ALFG_H
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#include "opal_config.h"
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#include "opal_stdint.h"
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struct opal_rng_buff_t {
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uint32_t alfg[127];
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int tap1;
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int tap2;
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};
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typedef struct opal_rng_buff_t opal_rng_buff_t;
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/* NOTE: UNLIKE OTHER OPAL FUNCTIONS, THIS FUNCTION RETURNS A 1 IF
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* SUCCESSFUL INSTEAD OF OPAL_SUCCESS */
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OPAL_DECLSPEC int opal_srand(opal_rng_buff_t *buff, uint32_t seed);
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OPAL_DECLSPEC uint32_t opal_rand(opal_rng_buff_t *buff);
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OPAL_DECLSPEC int opal_random(void);
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#endif /* OPAL_ALFG_H */
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