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https://github.com/irungentoo/toxcore.git
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74 lines
2.2 KiB
C
74 lines
2.2 KiB
C
/*
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* Utilities.
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*/
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/*
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* Copyright © 2016-2018 The TokTok team.
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* Copyright © 2013 Tox project.
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* Copyright © 2013 plutooo
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*
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* This file is part of Tox, the free peer to peer instant messenger.
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* This file is donated to the Tox Project.
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*
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* Tox is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Tox 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Tox. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef C_TOXCORE_TOXCORE_UTIL_H
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#define C_TOXCORE_TOXCORE_UTIL_H
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#include <pthread.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include "logger.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* id functions */
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bool id_equal(const uint8_t *dest, const uint8_t *src);
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uint32_t id_copy(uint8_t *dest, const uint8_t *src); /* return value is CLIENT_ID_SIZE */
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void host_to_net(uint8_t *num, uint16_t numbytes);
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void net_to_host(uint8_t *num, uint16_t numbytes);
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/* Returns -1 if failed or 0 if success */
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int create_recursive_mutex(pthread_mutex_t *mutex);
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// Safe min/max functions with specific types. This forces the conversion to the
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// desired type before the comparison expression, giving the choice of
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// conversion to the caller. Use these instead of inline comparisons or MIN/MAX
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// macros (effectively inline comparisons).
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int16_t max_s16(int16_t a, int16_t b);
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int32_t max_s32(int32_t a, int32_t b);
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int64_t max_s64(int64_t a, int64_t b);
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int16_t min_s16(int16_t a, int16_t b);
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int32_t min_s32(int32_t a, int32_t b);
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int64_t min_s64(int64_t a, int64_t b);
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uint16_t max_u16(uint16_t a, uint16_t b);
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uint32_t max_u32(uint32_t a, uint32_t b);
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uint64_t max_u64(uint64_t a, uint64_t b);
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uint16_t min_u16(uint16_t a, uint16_t b);
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uint32_t min_u32(uint32_t a, uint32_t b);
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uint64_t min_u64(uint64_t a, uint64_t b);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // C_TOXCORE_TOXCORE_UTIL_H
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