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44 lines
1.4 KiB
C
44 lines
1.4 KiB
C
/**
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* Copyright 2013-2021 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSLTE_PRIMES_H
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#define SRSLTE_PRIMES_H
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#include "srslte/config.h"
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#include <stdint.h>
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/**
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* @brief Finds the smallest prime number greater than n
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* @param[in] n Provide the number
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* @return A prime number below 1193, SRSLTE_ERROR code otherwise
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*/
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SRSLTE_API int srslte_prime_greater_than(uint32_t n);
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/**
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* @brief Finds the biggest prime number lesser than n
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* @attention the maximum prime number it can return is 1193
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* @param[in] n Provide the number
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* @return A prime number below 1193, SRSLTE_ERROR code otherwise
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*/
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SRSLTE_API int srslte_prime_lower_than(uint32_t n);
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#endif // SRSLTE_PRIMES_H
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