Botan  2.13.0
Crypto and TLS for C++11
curve_nistp.h
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1 /*
2 * Arithmetic operations specialized for NIST ECC primes
3 * (C) 2014,2015 Jack Lloyd
4 *
5 * Botan is released under the Simplified BSD License (see license.txt)
6 */
7 
8 #ifndef BOTAN_NIST_PRIMES_H_
9 #define BOTAN_NIST_PRIMES_H_
10 
11 #include <botan/bigint.h>
12 
13 BOTAN_FUTURE_INTERNAL_HEADER(curve_nistp.h)
14 
15 namespace Botan {
16 
17 /**
18 * NIST Prime reduction functions.
19 *
20 * Reduces the value in place
21 *
22 * ws is a workspace function which is used as a temporary,
23 * and will be resized as needed.
24 */
25 BOTAN_PUBLIC_API(2,0) const BigInt& prime_p521();
26 BOTAN_PUBLIC_API(2,0) void redc_p521(BigInt& x, secure_vector<word>& ws);
27 
28 /*
29 Previously this macro indicated if the P-{192,224,256,384} reducers
30 were available. Now they are always enabled and this macro has no meaning.
31 The define will be removed in a future major release.
32 */
33 #define BOTAN_HAS_NIST_PRIME_REDUCERS_W32
34 
35 BOTAN_PUBLIC_API(2,0) const BigInt& prime_p384();
36 BOTAN_PUBLIC_API(2,0) void redc_p384(BigInt& x, secure_vector<word>& ws);
37 
38 BOTAN_PUBLIC_API(2,0) const BigInt& prime_p256();
39 BOTAN_PUBLIC_API(2,0) void redc_p256(BigInt& x, secure_vector<word>& ws);
40 
41 BOTAN_PUBLIC_API(2,0) const BigInt& prime_p224();
42 BOTAN_PUBLIC_API(2,0) void redc_p224(BigInt& x, secure_vector<word>& ws);
43 
44 BOTAN_PUBLIC_API(2,0) const BigInt& prime_p192();
45 BOTAN_PUBLIC_API(2,0) void redc_p192(BigInt& x, secure_vector<word>& ws);
46 
47 }
48 
49 #endif
void redc_p256(BigInt &x, secure_vector< word > &ws)
Definition: nistp_redc.cpp:310
const BigInt & prime_p256()
Definition: nistp_redc.cpp:304
#define BOTAN_PUBLIC_API(maj, min)
Definition: compiler.h:31
void redc_p384(BigInt &x, secure_vector< word > &ws)
Definition: nistp_redc.cpp:439
const BigInt & prime_p224()
Definition: nistp_redc.cpp:201
const BigInt & prime_p192()
Definition: nistp_redc.cpp:105
Definition: alg_id.cpp:13
void redc_p521(BigInt &x, secure_vector< word > &ws)
Definition: nistp_redc.cpp:23
void redc_p224(BigInt &x, secure_vector< word > &ws)
Definition: nistp_redc.cpp:207
const BigInt & prime_p521()
Definition: nistp_redc.cpp:15
const BigInt & prime_p384()
Definition: nistp_redc.cpp:433
void redc_p192(BigInt &x, secure_vector< word > &ws)
Definition: nistp_redc.cpp:111
std::vector< T, secure_allocator< T > > secure_vector
Definition: secmem.h:65
#define BOTAN_FUTURE_INTERNAL_HEADER(hdr)
Definition: compiler.h:139