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authorDenys Vlasenko <vda.linux@googlemail.com>2017-01-15 00:12:42 +0100
committerDenys Vlasenko <vda.linux@googlemail.com>2017-01-15 00:12:42 +0100
commit11d0096516c0d5395729caba5dfd940a10a6e20c (patch)
tree035f3f0461a42b42421df48c9479bdc1549c1c09 /networking/tls_pstm.h
parent2a17d1fc9bdcbc97d48dd08a9fa4941da25187fd (diff)
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tls: format and send CLIENT_KEY_EXCHANGE
$ ./busybox tls kernel.org insize:0 tail:0 got block len:74 got HANDSHAKE got SERVER_HELLO insize:79 tail:4265 got block len:4392 got HANDSHAKE got CERTIFICATE entered der @0x8b217a7:0x30 len:1452 inner_byte @0x8b217ab:0x30 entered der @0x8b217ab:0x30 len:1172 inner_byte @0x8b217af:0xa0 skipped der 0xa0, next byte 0x02 skipped der 0x02, next byte 0x30 skipped der 0x30, next byte 0x30 skipped der 0x30, next byte 0x30 skipped der 0x30, next byte 0x30 skipped der 0x30, next byte 0x30 entered der @0x8b218b4:0x30 len:418 inner_byte @0x8b218b8:0x30 skipped der 0x30, next byte 0x03 entered der @0x8b218c7:0x03 len:399 inner_byte @0x8b218cb:0x00 key bytes:399, first:0x00 entered der @0x8b218cc:0x30 len:394 inner_byte @0x8b218d0:0x02 binary bytes:385, first:0x00 skipped der 0x02, next byte 0x02 binary bytes:3, first:0x01 server_rsa_pub_key.size:384 insize:4397 tail:9 got block len:4 got SERVER_HELLO_DONE insize:9 tail:0 ^C Next step: send CHANGE_CIPHER_SPEC... and actually implement it. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/tls_pstm.h')
-rw-r--r--networking/tls_pstm.h238
1 files changed, 238 insertions, 0 deletions
diff --git a/networking/tls_pstm.h b/networking/tls_pstm.h
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1/**
2 * @file pstm.h
3 * @version 33ef80f (HEAD, tag: MATRIXSSL-3-7-2-OPEN, tag: MATRIXSSL-3-7-2-COMM, origin/master, origin/HEAD, master)
4 *
5 * multiple-precision integer library.
6 */
7/*
8 * Copyright (c) 2013-2015 INSIDE Secure Corporation
9 * Copyright (c) PeerSec Networks, 2002-2011
10 * All Rights Reserved
11 *
12 * The latest version of this code is available at http://www.matrixssl.org
13 *
14 * This software is open source; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2 of the License, or
17 * (at your option) any later version.
18 *
19 * This General Public License does NOT permit incorporating this software
20 * into proprietary programs. If you are unable to comply with the GPL, a
21 * commercial license for this software may be purchased from INSIDE at
22 * http://www.insidesecure.com/eng/Company/Locations
23 *
24 * This program is distributed in WITHOUT ANY WARRANTY; without even the
25 * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
26 * See the GNU General Public License for more details.
27 *
28 * You should have received a copy of the GNU General Public License
29 * along with this program; if not, write to the Free Software
30 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
31 * http://www.gnu.org/copyleft/gpl.html
32 */
33/******************************************************************************/
34
35#ifndef _h_PSTMATH
36#define _h_PSTMATH
37#ifndef DISABLE_PSTM
38
39/* Define this here to avoid including circular limits.h on some platforms */
40#ifndef CHAR_BIT
41#define CHAR_BIT 8
42#endif
43
44/******************************************************************************/
45/*
46 If native 64 bit integers are not supported, we do not support 32x32->64
47 in hardware, so we must set the 16 bit flag to produce 16x16->32 products.
48*/
49#ifndef HAVE_NATIVE_INT64
50 #define PSTM_16BIT
51#endif /* ! HAVE_NATIVE_INT64 */
52
53/******************************************************************************/
54/*
55 Some default configurations.
56
57 pstm_word should be the largest value the processor can hold as the product
58 of a multiplication. Most platforms support a 32x32->64 MAC instruction,
59 so 64bits is the default pstm_word size.
60 pstm_digit should be half the size of pstm_word
61 */
62#ifdef PSTM_8BIT
63/* 8-bit digits, 16-bit word products */
64 typedef unsigned char pstm_digit;
65 typedef unsigned short pstm_word;
66 #define DIGIT_BIT 8
67
68#elif defined(PSTM_16BIT)
69/* 16-bit digits, 32-bit word products */
70 typedef unsigned short pstm_digit;
71 typedef unsigned long pstm_word;
72 #define DIGIT_BIT 16
73
74#elif defined(PSTM_64BIT)
75/* 64-bit digits, 128-bit word products */
76 #ifndef __GNUC__
77 #error "64bit digits requires GCC"
78 #endif
79 typedef unsigned long pstm_digit;
80 typedef unsigned long pstm_word __attribute__ ((mode(TI)));
81 #define DIGIT_BIT 64
82
83#else
84/* This is the default case, 32-bit digits, 64-bit word products */
85 typedef uint32 pstm_digit;
86 typedef uint64 pstm_word;
87 #define DIGIT_BIT 32
88 #define PSTM_32BIT
89#endif /* digit and word size */
90
91#define PSTM_MASK (pstm_digit)(-1)
92#define PSTM_DIGIT_MAX PSTM_MASK
93
94/******************************************************************************/
95/*
96 equalities
97 */
98#define PSTM_LT -1 /* less than */
99#define PSTM_EQ 0 /* equal to */
100#define PSTM_GT 1 /* greater than */
101
102#define PSTM_ZPOS 0 /* positive integer */
103#define PSTM_NEG 1 /* negative */
104
105#define PSTM_OKAY PS_SUCCESS
106#define PSTM_MEM PS_MEM_FAIL
107
108/******************************************************************************/
109/*
110 Various build options
111 */
112#define PSTM_DEFAULT_INIT 64 /* default (64) digits of allocation */
113#define PSTM_MAX_SIZE 4096
114
115typedef struct {
116 int16 used, alloc, sign;
117 pstm_digit *dp;
118 psPool_t *pool;
119} pstm_int;
120
121/******************************************************************************/
122/*
123 Operations on large integers
124 */
125#define pstm_iszero(a) (((a)->used == 0) ? PS_TRUE : PS_FALSE)
126#define pstm_iseven(a) (((a)->used > 0 && (((a)->dp[0] & 1) == 0)) ? PS_TRUE : PS_FALSE)
127#define pstm_isodd(a) (((a)->used > 0 && (((a)->dp[0] & 1) == 1)) ? PS_TRUE : PS_FALSE)
128#define pstm_abs(a, b) { pstm_copy(a, b); (b)->sign = 0; }
129
130extern void pstm_set(pstm_int *a, pstm_digit b);
131
132extern void pstm_zero(pstm_int * a);
133
134extern int32 pstm_init(psPool_t *pool, pstm_int * a);
135
136extern int32 pstm_init_size(psPool_t *pool, pstm_int * a, uint32 size);
137
138extern int32 pstm_init_copy(psPool_t *pool, pstm_int * a, pstm_int * b,
139 int16 toSqr);
140
141extern int16 pstm_count_bits (pstm_int * a);
142
143extern int32 pstm_init_for_read_unsigned_bin(psPool_t *pool, pstm_int *a,
144 uint32 len);
145
146extern int32 pstm_read_unsigned_bin(pstm_int *a, unsigned char *b, int32 c);
147
148extern int32 pstm_unsigned_bin_size(pstm_int *a);
149
150extern int32 pstm_copy(pstm_int * a, pstm_int * b);
151
152extern void pstm_exch(pstm_int * a, pstm_int * b);
153
154extern void pstm_clear(pstm_int * a);
155
156extern void pstm_clear_multi(pstm_int *mp0, pstm_int *mp1, pstm_int *mp2,
157 pstm_int *mp3, pstm_int *mp4, pstm_int *mp5, pstm_int *mp6,
158 pstm_int *mp7);
159
160extern int32 pstm_grow(pstm_int * a, int16 size);
161
162extern void pstm_clamp(pstm_int * a);
163
164extern int32 pstm_cmp(pstm_int * a, pstm_int * b);
165
166extern int32 pstm_cmp_mag(pstm_int * a, pstm_int * b);
167
168extern void pstm_rshd(pstm_int *a, int16 x);
169
170extern int32 pstm_lshd(pstm_int * a, int16 b);
171
172extern int32 pstm_div(psPool_t *pool, pstm_int *a, pstm_int *b, pstm_int *c,
173 pstm_int *d);
174
175extern int32 pstm_div_2d(psPool_t *pool, pstm_int *a, int16 b, pstm_int *c,
176 pstm_int *d);
177
178extern int32 pstm_div_2(pstm_int * a, pstm_int * b);
179
180extern int32 s_pstm_sub(pstm_int *a, pstm_int *b, pstm_int *c);
181
182extern int32 pstm_sub(pstm_int *a, pstm_int *b, pstm_int *c);
183
184extern int32 pstm_sub_d(psPool_t *pool, pstm_int *a, pstm_digit b, pstm_int *c);
185
186extern int32 pstm_mul_2(pstm_int * a, pstm_int * b);
187
188extern int32 pstm_mod(psPool_t *pool, pstm_int *a, pstm_int *b, pstm_int *c);
189
190extern int32 pstm_mulmod(psPool_t *pool, pstm_int *a, pstm_int *b, pstm_int *c,
191 pstm_int *d);
192
193extern int32 pstm_exptmod(psPool_t *pool, pstm_int *G, pstm_int *X, pstm_int *P,
194 pstm_int *Y);
195
196extern int32 pstm_2expt(pstm_int *a, int16 b);
197
198extern int32 pstm_add(pstm_int *a, pstm_int *b, pstm_int *c);
199
200extern int32 pstm_to_unsigned_bin(psPool_t *pool, pstm_int *a,
201 unsigned char *b);
202
203extern int32 pstm_to_unsigned_bin_nr(psPool_t *pool, pstm_int *a,
204 unsigned char *b);
205
206extern int32 pstm_montgomery_setup(pstm_int *a, pstm_digit *rho);
207
208///bbox: pool unused
209#define pstm_montgomery_reduce(pool, a, m, mp, paD, paDlen) \
210 pstm_montgomery_reduce( a, m, mp, paD, paDlen)
211extern int32 pstm_montgomery_reduce(psPool_t *pool, pstm_int *a, pstm_int *m,
212 pstm_digit mp, pstm_digit *paD, uint32 paDlen);
213
214#define pstm_mul_comba(pool, A, B, C, paD, paDlen) \
215 pstm_mul_comba( A, B, C, paD, paDlen)
216extern int32 pstm_mul_comba(psPool_t *pool, pstm_int *A, pstm_int *B,
217 pstm_int *C, pstm_digit *paD, uint32 paDlen);
218
219///bbox: pool unused
220#define pstm_sqr_comba(pool, A, B, paD, paDlen) \
221 pstm_sqr_comba( A, B, paD, paDlen)
222extern int32 pstm_sqr_comba(psPool_t *pool, pstm_int *A, pstm_int *B,
223 pstm_digit *paD, uint32 paDlen);
224
225extern int32 pstm_cmp_d(pstm_int *a, pstm_digit b);
226
227extern int32 pstm_montgomery_calc_normalization(pstm_int *a, pstm_int *b);
228
229extern int32 pstm_mul_d(pstm_int *a, pstm_digit b, pstm_int *c);
230
231extern int32 pstm_invmod(psPool_t *pool, pstm_int * a, pstm_int * b,
232 pstm_int * c);
233
234#else /* DISABLE_PSTM */
235 typedef int32 pstm_int;
236#endif /* !DISABLE_PSTM */
237#endif /* _h_PSTMATH */
238
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