69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
/*
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* Copyright 2013-2020 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_INT_HELPERS_H
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#define SRSLTE_INT_HELPERS_H
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namespace srslte {
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/******************************************************************************
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* Safe conversions between byte buffers and integer types.
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* Note: these don't perform endian conversion - use e.g. htonl/ntohl if required
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*****************************************************************************/
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inline void uint8_to_uint32(const uint8_t* buf, uint32_t* i)
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{
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*i = (uint32_t)buf[0] << 24 | (uint32_t)buf[1] << 16 | (uint32_t)buf[2] << 8 | (uint32_t)buf[3];
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}
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inline void uint32_to_uint8(uint32_t i, uint8_t* buf)
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{
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buf[0] = (i >> 24) & 0xFF;
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buf[1] = (i >> 16) & 0xFF;
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buf[2] = (i >> 8) & 0xFF;
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buf[3] = i & 0xFF;
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}
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inline void uint8_to_uint16(uint8_t* buf, uint16_t* i)
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{
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*i = (uint32_t)buf[0] << 8 | (uint32_t)buf[1];
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}
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inline void uint16_to_uint8(uint16_t i, uint8_t* buf)
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{
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buf[0] = (i >> 8) & 0xFF;
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buf[1] = i & 0xFF;
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}
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inline void uint8_to_uint24(uint8_t* buf, uint32_t* i)
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{
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*i = (uint32_t)buf[0] << 16 | (uint32_t)buf[1] << 8 | (uint32_t)buf[2];
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}
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inline void uint24_to_uint8(uint32_t i, uint8_t* buf)
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{
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buf[0] = (i >> 16) & 0xFF;
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buf[1] = (i >> 8) & 0xFF;
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buf[2] = i & 0xFF;
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}
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} // namespace srslte
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#endif // SRSLTE_INT_HELPERS_H
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