/usr/include/botan-2/botan/curve_nistp.h is in libbotan-2-dev 2.4.0-5ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | /*
* Arithmetic operations specialized for NIST ECC primes
* (C) 2014,2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_NIST_PRIMES_H_
#define BOTAN_NIST_PRIMES_H_
#include <botan/bigint.h>
namespace Botan {
/**
* NIST Prime reduction functions.
*
* Reduces the value in place
*
* ws is a workspace function which is used as a temporary,
* and will be resized as needed.
*/
BOTAN_PUBLIC_API(2,0) const BigInt& prime_p521();
BOTAN_PUBLIC_API(2,0) void redc_p521(BigInt& x, secure_vector<word>& ws);
#if (BOTAN_MP_WORD_BITS == 32) || (BOTAN_MP_WORD_BITS == 64)
#define BOTAN_HAS_NIST_PRIME_REDUCERS_W32
BOTAN_PUBLIC_API(2,0) const BigInt& prime_p384();
BOTAN_PUBLIC_API(2,0) void redc_p384(BigInt& x, secure_vector<word>& ws);
BOTAN_PUBLIC_API(2,0) const BigInt& prime_p256();
BOTAN_PUBLIC_API(2,0) void redc_p256(BigInt& x, secure_vector<word>& ws);
BOTAN_PUBLIC_API(2,0) const BigInt& prime_p224();
BOTAN_PUBLIC_API(2,0) void redc_p224(BigInt& x, secure_vector<word>& ws);
BOTAN_PUBLIC_API(2,0) const BigInt& prime_p192();
BOTAN_PUBLIC_API(2,0) void redc_p192(BigInt& x, secure_vector<word>& ws);
#endif
}
#endif
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