3 * Elliptic curve key-fetching
5 * (c) 2004 Straylight/Edgeware
8 /*----- Licensing notice --------------------------------------------------*
10 * This file is part of Catacomb.
12 * Catacomb is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU Library General Public License as
14 * published by the Free Software Foundation; either version 2 of the
15 * License, or (at your option) any later version.
17 * Catacomb is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU Library General Public License for more details.
22 * You should have received a copy of the GNU Library General Public
23 * License along with Catacomb; if not, write to the Free
24 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
28 #ifndef CATACOMB_EC_KEYS_H
29 #define CATACOMB_EC_KEYS_H
35 /*----- Header files ------------------------------------------------------*/
41 #ifndef CATACOMB_KEY_H
45 /*----- Key structures ----------------------------------------------------*/
47 typedef struct ec_param {
48 ec_info ei; /* Curve information */
49 char *cstr; /* Curve definition string */
52 typedef struct ec_pub {
53 ec_info ei; /* Curve information */
54 char *cstr; /* Curve definition string */
55 ec p; /* Public point */
58 typedef struct ec_priv {
59 ec_info ei; /* Curve information */
60 char *cstr; /* Curve definition string */
61 ec p; /* Public point */
62 mp *x; /* Secret exponent */
65 extern const key_fetchdef ec_paramfetch[];
66 #define EC_PARAMFETCHSZ 3
68 extern const key_fetchdef ec_pubfetch[];
69 #define EC_PUBFETCHSZ 4
71 extern const key_fetchdef ec_privfetch[];
72 #define EC_PRIVFETCHSZ 7
74 /*----- Functions provided ------------------------------------------------*/
76 /* --- @ec_paramfree@, @ec_pubfree@, @ec_privfree@ --- *
78 * Arguments: @ec_param *ep@, @ec_pub *ep@, @ec_priv *ep@ = pointer to
83 * Use: Frees an elliptic curve key block
86 extern void ec_paramfree(ec_param */*ep*/);
87 extern void ec_pubfree(ec_pub */*ep*/);
88 extern void ec_privfree(ec_priv */*ep*/);
90 /*----- That's all, folks -------------------------------------------------*/