Donatien Garnier / MiniTLS-GPL

A super trimmed down TLS stack, GPL licensed

Dependents:   MiniTLS-HTTPS-Example

MiniTLS - A super trimmed down TLS/SSL Library for embedded devices Author: Donatien Garnier Copyright (C) 2013-2014 AppNearMe Ltd

This program is free software; you can redistribute it and/or modify it under the terms of 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.

This program 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 a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

crypto/ltc/ltc.h@4:cbaf466d717d, 2014-06-10 (annotated)

Committer:
MiniTLS
Date:
Tue Jun 10 14:23:09 2014 +0000
Revision:
4:cbaf466d717d
Parent:
2:527a66d0a1a9 
Fixes for mbed

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MiniTLS 2:527a66d0a1a9 1 /*
MiniTLS 2:527a66d0a1a9 2 MiniTLS - A super trimmed down TLS/SSL Library for embedded devices
MiniTLS 2:527a66d0a1a9 3 Author: Donatien Garnier
MiniTLS 2:527a66d0a1a9 4 Copyright (C) 2013-2014 AppNearMe Ltd
MiniTLS 2:527a66d0a1a9 5
MiniTLS 2:527a66d0a1a9 6 This program is free software; you can redistribute it and/or
MiniTLS 2:527a66d0a1a9 7 modify it under the terms of the GNU General Public License
MiniTLS 2:527a66d0a1a9 8 as published by the Free Software Foundation; either version 2
MiniTLS 2:527a66d0a1a9 9 of the License, or (at your option) any later version.
MiniTLS 2:527a66d0a1a9 10
MiniTLS 2:527a66d0a1a9 11 This program is distributed in the hope that it will be useful,
MiniTLS 2:527a66d0a1a9 12 but WITHOUT ANY WARRANTY; without even the implied warranty of
MiniTLS 2:527a66d0a1a9 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
MiniTLS 2:527a66d0a1a9 14 GNU General Public License for more details.
MiniTLS 2:527a66d0a1a9 15
MiniTLS 2:527a66d0a1a9 16 You should have received a copy of the GNU General Public License
MiniTLS 2:527a66d0a1a9 17 along with this program; if not, write to the Free Software
MiniTLS 2:527a66d0a1a9 18 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
MiniTLS 2:527a66d0a1a9 19 *//**
MiniTLS 2:527a66d0a1a9 20 * \file ltc.h
MiniTLS 2:527a66d0a1a9 21 * \copyright Copyright (c) AppNearMe Ltd 2013
MiniTLS 2:527a66d0a1a9 22 * \author Donatien Garnier
MiniTLS 2:527a66d0a1a9 23 */
MiniTLS 2:527a66d0a1a9 24
MiniTLS 2:527a66d0a1a9 25 #ifndef LTC_H_
MiniTLS 2:527a66d0a1a9 26 #define LTC_H_
MiniTLS 2:527a66d0a1a9 27
MiniTLS 2:527a66d0a1a9 28 #ifdef __cplusplus
MiniTLS 2:527a66d0a1a9 29 extern "C" {
MiniTLS 2:527a66d0a1a9 30 #endif
MiniTLS 2:527a66d0a1a9 31
MiniTLS 2:527a66d0a1a9 32 #include "core/fwk.h"
MiniTLS 2:527a66d0a1a9 33 #include "crypto/crypto_ecc.h"
MiniTLS 2:527a66d0a1a9 34 #include "crypto/crypto_math.h"
MiniTLS 2:527a66d0a1a9 35
MiniTLS 2:527a66d0a1a9 36
MiniTLS 2:527a66d0a1a9 37 /*
MiniTLS 2:527a66d0a1a9 38 Config
MiniTLS 2:527a66d0a1a9 39 * */
MiniTLS 2:527a66d0a1a9 40 /* ECC */
MiniTLS 2:527a66d0a1a9 41 #define LTC_MECC
MiniTLS 2:527a66d0a1a9 42 #define MPI
MiniTLS 2:527a66d0a1a9 43
MiniTLS 2:527a66d0a1a9 44 #define ECC_BUF_SIZE 256 //FIXME should it be *that* big?
MiniTLS 2:527a66d0a1a9 45
MiniTLS 2:527a66d0a1a9 46 /* use Shamir's trick for point mul (speeds up signature verification) */
MiniTLS 2:527a66d0a1a9 47 //#define LTC_ECC_SHAMIR -- nope, consumes too much memory
MiniTLS 2:527a66d0a1a9 48
MiniTLS 2:527a66d0a1a9 49 #define LTC_ECC_TIMING_RESISTANT
MiniTLS 2:527a66d0a1a9 50
MiniTLS 2:527a66d0a1a9 51 #define zeromem(buf,size) memset((buf), 0, (size))
MiniTLS 2:527a66d0a1a9 52
MiniTLS 2:527a66d0a1a9 53 typedef crypto_ecc_point_t ecc_point;
MiniTLS 2:527a66d0a1a9 54
MiniTLS 2:527a66d0a1a9 55 /* low level functions */
MiniTLS 2:527a66d0a1a9 56 int ltc_init_multi(void *a, ...);
MiniTLS 2:527a66d0a1a9 57 void ltc_deinit_multi(void *a, ...);
MiniTLS 2:527a66d0a1a9 58 #if 0
MiniTLS 2:527a66d0a1a9 59 ecc_point *ltc_ecc_new_point(void);
MiniTLS 2:527a66d0a1a9 60 void ltc_ecc_del_point(ecc_point *p);
MiniTLS 2:527a66d0a1a9 61 #endif
MiniTLS 2:527a66d0a1a9 62 int ltc_ecc_is_valid_idx(int n);
MiniTLS 2:527a66d0a1a9 63
MiniTLS 2:527a66d0a1a9 64 /* point ops (mp == montgomery digit) */
MiniTLS 2:527a66d0a1a9 65 /* R = 2P */
MiniTLS 2:527a66d0a1a9 66 int ltc_ecc_projective_dbl_point(ecc_point *P, ecc_point *R, void *modulus, void *mp);
MiniTLS 2:527a66d0a1a9 67
MiniTLS 2:527a66d0a1a9 68 /* R = P + Q */
MiniTLS 2:527a66d0a1a9 69 int ltc_ecc_projective_add_point(ecc_point *P, ecc_point *Q, ecc_point *R, void *modulus, void *mp);
MiniTLS 2:527a66d0a1a9 70
MiniTLS 2:527a66d0a1a9 71
MiniTLS 2:527a66d0a1a9 72 /* R = kG */
MiniTLS 2:527a66d0a1a9 73 int ltc_ecc_mulmod(void *k, ecc_point *G, ecc_point *R, void *modulus, int map);
MiniTLS 2:527a66d0a1a9 74
MiniTLS 2:527a66d0a1a9 75 #ifdef LTC_ECC_SHAMIR
MiniTLS 2:527a66d0a1a9 76 /* kA*A + kB*B = C */
MiniTLS 2:527a66d0a1a9 77 int ltc_ecc_mul2add(ecc_point *A, void *kA,
MiniTLS 2:527a66d0a1a9 78 ecc_point *B, void *kB,
MiniTLS 2:527a66d0a1a9 79 ecc_point *C,
MiniTLS 2:527a66d0a1a9 80 void *modulus);
MiniTLS 2:527a66d0a1a9 81 #endif
MiniTLS 2:527a66d0a1a9 82
MiniTLS 2:527a66d0a1a9 83
MiniTLS 2:527a66d0a1a9 84 /* map P to affine from projective */
MiniTLS 2:527a66d0a1a9 85 int ltc_ecc_map(ecc_point *P, void *modulus, void *mp);
MiniTLS 2:527a66d0a1a9 86
MiniTLS 2:527a66d0a1a9 87 #define LTC_ARGCHK(x)
MiniTLS 2:527a66d0a1a9 88
MiniTLS 2:527a66d0a1a9 89
MiniTLS 2:527a66d0a1a9 90 #ifdef __cplusplus
MiniTLS 2:527a66d0a1a9 91 }
MiniTLS 2:527a66d0a1a9 92 #endif
MiniTLS 2:527a66d0a1a9 93
MiniTLS 2:527a66d0a1a9 94 #endif /* LTC_H_ */