2f01744f82
This uses the portable Ed25519 library made by Orson Peters, which in turn uses the reference implementation made by Daniel J. Bernstein. This implementation also allows Ed25519 keys to be used for key exchange, so there is no need to add a separate implementation of Curve25519.
34 lines
1.2 KiB
C
34 lines
1.2 KiB
C
/*
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ecdh.h -- header file for ecdh.c
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Copyright (C) 2011-2013 Guus Sliepen <guus@tinc-vpn.org>
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This program 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 2 of the License, or
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(at your option) any later version.
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This program 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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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __TINC_ECDH_H__
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#define __TINC_ECDH_H__
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#define ECDH_SIZE 32
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#define ECDH_SHARED_SIZE 32
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#ifndef __TINC_ECDH_INTERNAL__
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typedef struct ecdh ecdh_t;
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#endif
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extern ecdh_t *ecdh_generate_public(void *pubkey) __attribute__ ((__malloc__));
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extern bool ecdh_compute_shared(ecdh_t *ecdh, const void *pubkey, void *shared) __attribute__ ((__warn_unused_result__));
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extern void ecdh_free(ecdh_t *ecdh);
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#endif
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