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64 lines
2.0 KiB
C
64 lines
2.0 KiB
C
/*
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* util.h -- Utilities.
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*
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* This file is donated to the Tox Project.
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* Copyright 2013 plutooo
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*
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* Copyright (C) 2013 Tox project All Rights Reserved.
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*
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* This file is part of Tox.
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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 __UTIL_H__
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#define __UTIL_H__
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#include <stdbool.h>
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#include <stdint.h>
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#define inline__ inline __attribute__((always_inline))
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void unix_time_update();
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uint64_t unix_time();
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int is_timeout(uint64_t timestamp, uint64_t timeout);
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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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#define net_to_host(x, y) host_to_net(x, y)
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/* state load/save */
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typedef int (*load_state_callback_func)(void *outer, const uint8_t *data, uint32_t len, uint16_t type);
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int load_state(load_state_callback_func load_state_callback, void *outer,
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const uint8_t *data, uint32_t length, uint16_t cookie_inner);
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/* Converts 4 bytes to uint32_t */
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void bytes_to_U32(uint32_t *dest, const uint8_t *bytes);
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/* Converts 2 bytes to uint16_t */
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void bytes_to_U16(uint16_t *dest, const uint8_t *bytes);
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/* Convert uint32_t to byte string of size 4 */
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void U32_to_bytes(uint8_t *dest, uint32_t value);
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/* Convert uint16_t to byte string of size 2 */
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void U16_to_bytes(uint8_t *dest, uint16_t value);
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#endif /* __UTIL_H__ */
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