1 /*
2 * Copyright (C) 2017 - This file is part of libecc project
3 *
4 * Authors:
5 * Ryad BENADJILA <ryadbenadjila@gmail.com>
6 * Arnaud EBALARD <arnaud.ebalard@ssi.gouv.fr>
7 * Jean-Pierre FLORI <jean-pierre.flori@ssi.gouv.fr>
8 *
9 * Contributors:
10 * Nicolas VIVET <nicolas.vivet@ssi.gouv.fr>
11 * Karim KHALFALLAH <karim.khalfallah@ssi.gouv.fr>
12 *
13 * This software is licensed under a dual BSD and GPL v2 license.
14 * See LICENSE file at the root folder of the project.
15 */
16 #include <libecc/lib_ecc_config.h>
17 #ifdef WITH_SIG_ECDSA
18
19 #include <libecc/nn/nn_rand.h>
20 #include <libecc/nn/nn_mul_public.h>
21 #include <libecc/nn/nn_logical.h>
22
23 #include <libecc/sig/sig_algs_internal.h>
24 #include <libecc/sig/ec_key.h>
25 #include <libecc/utils/utils.h>
26 #ifdef VERBOSE_INNER_VALUES
27 #define EC_SIG_ALG "ECDSA"
28 #endif
29 #include <libecc/utils/dbg_sig.h>
30
ecdsa_init_pub_key(ec_pub_key * out_pub,const ec_priv_key * in_priv)31 int ecdsa_init_pub_key(ec_pub_key *out_pub, const ec_priv_key *in_priv)
32 {
33 return __ecdsa_init_pub_key(out_pub, in_priv, ECDSA);
34 }
35
ecdsa_siglen(u16 p_bit_len,u16 q_bit_len,u8 hsize,u8 blocksize,u8 * siglen)36 int ecdsa_siglen(u16 p_bit_len, u16 q_bit_len, u8 hsize, u8 blocksize, u8 *siglen)
37 {
38 return __ecdsa_siglen(p_bit_len, q_bit_len, hsize, blocksize, siglen);
39 }
40
_ecdsa_sign_init(struct ec_sign_context * ctx)41 int _ecdsa_sign_init(struct ec_sign_context *ctx)
42 {
43 return __ecdsa_sign_init(ctx, ECDSA);
44 }
45
_ecdsa_sign_update(struct ec_sign_context * ctx,const u8 * chunk,u32 chunklen)46 int _ecdsa_sign_update(struct ec_sign_context *ctx,
47 const u8 *chunk, u32 chunklen)
48 {
49 return __ecdsa_sign_update(ctx, chunk, chunklen, ECDSA);
50 }
51
_ecdsa_sign_finalize(struct ec_sign_context * ctx,u8 * sig,u8 siglen)52 int _ecdsa_sign_finalize(struct ec_sign_context *ctx, u8 *sig, u8 siglen)
53 {
54 return __ecdsa_sign_finalize(ctx, sig, siglen, ECDSA);
55 }
56
_ecdsa_verify_init(struct ec_verify_context * ctx,const u8 * sig,u8 siglen)57 int _ecdsa_verify_init(struct ec_verify_context *ctx, const u8 *sig, u8 siglen)
58 {
59 return __ecdsa_verify_init(ctx, sig, siglen, ECDSA);
60 }
61
_ecdsa_verify_update(struct ec_verify_context * ctx,const u8 * chunk,u32 chunklen)62 int _ecdsa_verify_update(struct ec_verify_context *ctx,
63 const u8 *chunk, u32 chunklen)
64 {
65 return __ecdsa_verify_update(ctx, chunk, chunklen, ECDSA);
66 }
67
_ecdsa_verify_finalize(struct ec_verify_context * ctx)68 int _ecdsa_verify_finalize(struct ec_verify_context *ctx)
69 {
70 return __ecdsa_verify_finalize(ctx, ECDSA);
71 }
72
ecdsa_public_key_from_sig(ec_pub_key * out_pub1,ec_pub_key * out_pub2,const ec_params * params,const u8 * sig,u8 siglen,const u8 * hash,u8 hsize)73 int ecdsa_public_key_from_sig(ec_pub_key *out_pub1, ec_pub_key *out_pub2, const ec_params *params,
74 const u8 *sig, u8 siglen, const u8 *hash, u8 hsize)
75 {
76 return __ecdsa_public_key_from_sig(out_pub1, out_pub2, params, sig, siglen, hash, hsize, ECDSA);
77 }
78
79 #else /* WITH_SIG_ECDSA */
80
81 /*
82 * Dummy definition to avoid the empty translation unit ISO C warning
83 */
84 typedef int dummy;
85 #endif /* WITH_SIG_ECDSA */
86