chiark / gitweb /
math/mpx-mul4-x86-sse2.S: Maintain a local copy of the counter.
[catacomb] / math / ec-fetch.c
CommitLineData
1ba83484 1/* -*-c-*-
1ba83484 2 *
3 * Key fetching for elliptic curve public and private keys
4 *
5 * (c) 2004 Straylight/Edgeware
6 */
7
45c0fd36 8/*----- Licensing notice --------------------------------------------------*
1ba83484 9 *
10 * This file is part of Catacomb.
11 *
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.
45c0fd36 16 *
1ba83484 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.
45c0fd36 21 *
1ba83484 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,
25 * MA 02111-1307, USA.
26 */
27
1ba83484 28/*----- Header files ------------------------------------------------------*/
29
30#include "ec-keys.h"
31#include "key.h"
32
33/*----- Key fetching ------------------------------------------------------*/
34
35const key_fetchdef ec_paramfetch[] = {
36 { "curve", offsetof(ec_pub, cstr), KENC_STRING, 0 },
37 { 0, 0, 0, 0 }
38};
39
40const key_fetchdef ec_pubfetch[] = {
41 { "curve", offsetof(ec_pub, cstr), KENC_STRING, 0 },
42 { "p", offsetof(ec_pub, p), KENC_EC, 0 },
43 { 0, 0, 0, 0 }
44};
45
46static const key_fetchdef priv[] = {
47 { "x", offsetof(ec_priv, x), KENC_MP, 0 },
48 { 0, 0, 0, 0 }
49};
50
51const key_fetchdef ec_privfetch[] = {
52 { "curve", offsetof(ec_pub, cstr), KENC_STRING, 0 },
53 { "p", offsetof(ec_pub, p), KENC_EC, 0 },
54 { "private", 0, KENC_STRUCT, priv },
45c0fd36 55 { 0, 0, 0, 0 }
1ba83484 56};
57
58/* --- @ec_paramfree@, @ec_pubfree@, @ec_privfree@ --- *
59 *
60 * Arguments: @ec_param *ep@, @ec_pub *ep@, @ec_priv *ep@ = pointer to
61 * key block to free
62 *
63 * Returns: ---
64 *
65 * Use: Frees an elliptic curve key block
66 */
67
68void ec_paramfree(ec_param *ep)
69{
70 if (ep->ei.c) ec_freeinfo(&ep->ei);
71 xfree(ep->cstr);
72}
73
74void ec_pubfree(ec_pub *ep)
75{
76 if (ep->ei.c) ec_freeinfo(&ep->ei);
77 xfree(ep->cstr);
78 EC_DESTROY(&ep->p);
79}
80
81void ec_privfree(ec_priv *ep)
82{
83 if (ep->ei.c) ec_freeinfo(&ep->ei);
84 xfree(ep->cstr);
85 EC_DESTROY(&ep->p);
86 mp_drop(ep->x);
87}
88
89/*----- That's all, folks -------------------------------------------------*/