/usr/include/nettle/eddsa.h is in nettle-dev 3.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 | /* eddsa.h
Copyright (C) 2014 Niels Möller
This file is part of GNU Nettle.
GNU Nettle is free software: you can redistribute it and/or
modify it under the terms of either:
* the GNU Lesser General Public License as published by the Free
Software Foundation; either version 3 of the License, or (at your
option) any later version.
or
* the GNU General Public License as published by the Free
Software Foundation; either version 2 of the License, or (at your
option) any later version.
or both in parallel, as here.
GNU Nettle is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received copies of the GNU General Public License and
the GNU Lesser General Public License along with this program. If
not, see http://www.gnu.org/licenses/.
*/
#ifndef NETTLE_EDDSA_H
#define NETTLE_EDDSA_H
#include "nettle-types.h"
#include "bignum.h"
#ifdef __cplusplus
extern "C" {
#endif
/* Name mangling */
#define ed25519_sha512_set_private_key nettle_ed25519_sha512_set_private_key
#define ed25519_sha512_public_key nettle_ed25519_sha512_public_key
#define ed25519_sha512_sign nettle_ed25519_sha512_sign
#define ed25519_sha512_verify nettle_ed25519_sha512_verify
#define _eddsa_compress _nettle_eddsa_compress
#define _eddsa_compress_itch _nettle_eddsa_compress_itch
#define _eddsa_decompress _nettle_eddsa_decompress
#define _eddsa_decompress_itch _nettle_eddsa_decompress_itch
#define _eddsa_hash _nettle_eddsa_hash
#define _eddsa_expand_key _nettle_eddsa_expand_key
#define _eddsa_sign _nettle_eddsa_sign
#define _eddsa_sign_itch _nettle_eddsa_sign_itch
#define _eddsa_verify _nettle_eddsa_verify
#define _eddsa_verify_itch _nettle_eddsa_verify_itch
#define _eddsa_public_key_itch _nettle_eddsa_public_key_itch
#define _eddsa_public_key _nettle_eddsa_public_key
#define ED25519_KEY_SIZE 32
#define ED25519_SIGNATURE_SIZE 64
void
ed25519_sha512_public_key (uint8_t *pub, const uint8_t *priv);
void
ed25519_sha512_sign (const uint8_t *pub,
const uint8_t *priv,
size_t length, const uint8_t *msg,
uint8_t *signature);
int
ed25519_sha512_verify (const uint8_t *pub,
size_t length, const uint8_t *msg,
const uint8_t *signature);
/* Low-level internal functions */
struct ecc_curve;
struct ecc_modulo;
mp_size_t
_eddsa_compress_itch (const struct ecc_curve *ecc);
void
_eddsa_compress (const struct ecc_curve *ecc, uint8_t *r, mp_limb_t *p,
mp_limb_t *scratch);
mp_size_t
_eddsa_decompress_itch (const struct ecc_curve *ecc);
int
_eddsa_decompress (const struct ecc_curve *ecc, mp_limb_t *p,
const uint8_t *cp,
mp_limb_t *scratch);
void
_eddsa_hash (const struct ecc_modulo *m,
mp_limb_t *rp, const uint8_t *digest);
mp_size_t
_eddsa_sign_itch (const struct ecc_curve *ecc);
void
_eddsa_sign (const struct ecc_curve *ecc,
const struct nettle_hash *H,
const uint8_t *pub,
void *ctx,
const mp_limb_t *k2,
size_t length,
const uint8_t *msg,
uint8_t *signature,
mp_limb_t *scratch);
mp_size_t
_eddsa_verify_itch (const struct ecc_curve *ecc);
int
_eddsa_verify (const struct ecc_curve *ecc,
const struct nettle_hash *H,
const uint8_t *pub,
const mp_limb_t *A,
void *ctx,
size_t length,
const uint8_t *msg,
const uint8_t *signature,
mp_limb_t *scratch);
void
_eddsa_expand_key (const struct ecc_curve *ecc,
const struct nettle_hash *H,
void *ctx,
const uint8_t *key,
uint8_t *digest,
mp_limb_t *k2);
mp_size_t
_eddsa_public_key_itch (const struct ecc_curve *ecc);
void
_eddsa_public_key (const struct ecc_curve *ecc,
const mp_limb_t *k, uint8_t *pub, mp_limb_t *scratch);
#ifdef __cplusplus
}
#endif
#endif /* NETTLE_EDDSA_H */
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