forked from lthn/blockchain
43 lines
1.6 KiB
C
43 lines
1.6 KiB
C
// Copyright (c) 2014-2018 Zano Project
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// Copyright (c) 2014-2018 The Louisdor Project
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// Copyright (c) 2012-2013 The Boolberry developers
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// Copyright (c) 2017-2025 Lethean (https://lt.hn)
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//
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// Licensed under the European Union Public Licence (EUPL) version 1.2.
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// You may obtain a copy of the licence at:
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//
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// https://joinup.ec.europa.eu/software/page/eupl/licence-eupl
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//
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// The EUPL is a copyleft licence that is compatible with the MIT/X11
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// licence used by the original projects; the MIT terms are therefore
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// considered “grandfathered” under the EUPL for this code.
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//
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// SPDX‑License‑Identifier: EUPL-1.2
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//
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#pragma once
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#include <stddef.h>
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#include <stdint.h>
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// NOT thread-safe, use with caution
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void generate_random_bytes_no_lock(size_t n, void *result);
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#define RANDOM_STATE_SIZE 200
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// explicitly define USE_INSECURE_RANDOM_RPNG_ROUTINES for using random_initialize_with_seed
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#ifdef USE_INSECURE_RANDOM_RPNG_ROUTINES
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// reinitializes PRNG with the given seed
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// !!!ATTENTION!!!! Improper use of this routine may lead to SECURITY BREACH!
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// Use with care and ONLY for tests or debug purposes!
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void random_prng_initialize_with_seed_no_lock(uint64_t seed);
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// gets internal RPNG state (state_buffer should be 200 bytes long)
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void random_prng_get_state_no_lock(void *state_buffer, const size_t buffer_size);
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// sets internal RPNG state (state_buffer should be 200 bytes long)
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// !!!ATTENTION!!!! Improper use of this routine may lead to SECURITY BREACH!
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// Use with care and ONLY for tests or debug purposes!
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void random_prng_set_state_no_lock(const void *state_buffer, const size_t buffer_size);
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#endif // #ifdef USE_INSECURE_RANDOM_RPNG_ROUTINES
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