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-rw-r--r-- | src/lib/libcrypto/curve25519/curve25519.h | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/src/lib/libcrypto/curve25519/curve25519.h b/src/lib/libcrypto/curve25519/curve25519.h deleted file mode 100644 index e42bc22c12..0000000000 --- a/src/lib/libcrypto/curve25519/curve25519.h +++ /dev/null | |||
@@ -1,104 +0,0 @@ | |||
1 | /* $OpenBSD: curve25519.h,v 1.7 2022/11/13 14:05:04 tb Exp $ */ | ||
2 | /* | ||
3 | * Copyright (c) 2015, Google Inc. | ||
4 | * | ||
5 | * Permission to use, copy, modify, and/or distribute this software for any | ||
6 | * purpose with or without fee is hereby granted, provided that the above | ||
7 | * copyright notice and this permission notice appear in all copies. | ||
8 | * | ||
9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | ||
12 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | ||
14 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | ||
15 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | ||
16 | */ | ||
17 | |||
18 | #ifndef HEADER_CURVE25519_H | ||
19 | #define HEADER_CURVE25519_H | ||
20 | |||
21 | #include <stdint.h> | ||
22 | |||
23 | #include <openssl/opensslconf.h> | ||
24 | |||
25 | #if defined(__cplusplus) | ||
26 | extern "C" { | ||
27 | #endif | ||
28 | |||
29 | /* | ||
30 | * Curve25519. | ||
31 | * | ||
32 | * Curve25519 is an elliptic curve. See https://tools.ietf.org/html/rfc7748. | ||
33 | */ | ||
34 | |||
35 | /* | ||
36 | * X25519. | ||
37 | * | ||
38 | * X25519 is the Diffie-Hellman primitive built from curve25519. It is | ||
39 | * sometimes referred to as curve25519, but X25519 is a more precise name. | ||
40 | * See http://cr.yp.to/ecdh.html and https://tools.ietf.org/html/rfc7748. | ||
41 | */ | ||
42 | |||
43 | #define X25519_KEY_LENGTH 32 | ||
44 | |||
45 | /* | ||
46 | * X25519_keypair sets |out_public_value| and |out_private_key| to a freshly | ||
47 | * generated, public/private key pair. | ||
48 | */ | ||
49 | void X25519_keypair(uint8_t out_public_value[X25519_KEY_LENGTH], | ||
50 | uint8_t out_private_key[X25519_KEY_LENGTH]); | ||
51 | |||
52 | /* | ||
53 | * X25519 writes a shared key to |out_shared_key| that is calculated from the | ||
54 | * given private key and the peer's public value. It returns one on success and | ||
55 | * zero on error. | ||
56 | * | ||
57 | * Don't use the shared key directly, rather use a KDF and also include the two | ||
58 | * public values as inputs. | ||
59 | */ | ||
60 | int X25519(uint8_t out_shared_key[X25519_KEY_LENGTH], | ||
61 | const uint8_t private_key[X25519_KEY_LENGTH], | ||
62 | const uint8_t peers_public_value[X25519_KEY_LENGTH]); | ||
63 | |||
64 | /* | ||
65 | * ED25519 | ||
66 | * | ||
67 | * Ed25519 is a signature scheme using a twisted Edwards curve that is | ||
68 | * birationally equivalent to curve25519. | ||
69 | */ | ||
70 | |||
71 | #define ED25519_PRIVATE_KEY_LENGTH 32 | ||
72 | #define ED25519_PUBLIC_KEY_LENGTH 32 | ||
73 | #define ED25519_SIGNATURE_LENGTH 64 | ||
74 | |||
75 | /* | ||
76 | * ED25519_keypair sets |out_public_key| and |out_private_key| to a freshly | ||
77 | * generated, public/private key pair. | ||
78 | */ | ||
79 | void ED25519_keypair(uint8_t out_public_key[ED25519_PUBLIC_KEY_LENGTH], | ||
80 | uint8_t out_private_key[ED25519_PRIVATE_KEY_LENGTH]); | ||
81 | |||
82 | /* | ||
83 | * ED25519_sign sets |out_sig| to be a signature of |message_len| bytes from | ||
84 | * |message| using |public_key| and |private_key|. It returns one on success | ||
85 | * or zero on allocation failure. | ||
86 | */ | ||
87 | int ED25519_sign(uint8_t *out_sig, const uint8_t *message, size_t message_len, | ||
88 | const uint8_t public_key[ED25519_PUBLIC_KEY_LENGTH], | ||
89 | const uint8_t private_key_seed[ED25519_PRIVATE_KEY_LENGTH]); | ||
90 | |||
91 | /* | ||
92 | * ED25519_verify returns one iff |signature| is a valid signature by | ||
93 | * |public_key| of |message_len| bytes from |message|. It returns zero | ||
94 | * otherwise. | ||
95 | */ | ||
96 | int ED25519_verify(const uint8_t *message, size_t message_len, | ||
97 | const uint8_t signature[ED25519_SIGNATURE_LENGTH], | ||
98 | const uint8_t public_key[ED25519_PUBLIC_KEY_LENGTH]); | ||
99 | |||
100 | #if defined(__cplusplus) | ||
101 | } /* extern C */ | ||
102 | #endif | ||
103 | |||
104 | #endif /* HEADER_CURVE25519_H */ | ||