Botan 2.13.0 Crypto and TLS for C++11

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poly_dbl.h
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1 /*
2 * (C) 2017 Jack Lloyd
3 *
4 * Botan is released under the Simplified BSD License (see license.txt)
5 */
6
7 #ifndef BOTAN_POLY_DBL_H_
8 #define BOTAN_POLY_DBL_H_
9
10 #include <botan/types.h>
11
12 namespace Botan {
13
14 /**
15 * Polynomial doubling in GF(2^n)
16 */
17 void BOTAN_TEST_API poly_double_n(uint8_t out[], const uint8_t in[], size_t n);
18
19 /**
20 * Returns true iff poly_double_n is implemented for this size.
21 */
22 inline bool poly_double_supported_size(size_t n)
23 {
24 return (n == 8 || n == 16 || n == 24 || n == 32 || n == 64 || n == 128);
25 }
26
27 inline void poly_double_n(uint8_t buf[], size_t n)
28 {
29 return poly_double_n(buf, buf, n);
30 }
31
32 /*
33 * Little endian convention - used for XTS
34 */
35 void BOTAN_TEST_API poly_double_n_le(uint8_t out[], const uint8_t in[], size_t n);
36
37 }
38
39 #endif
Botan::poly_double_n_le
void poly_double_n_le(uint8_t out[], const uint8_t in[], size_t n)
Definition: poly_dbl.cpp:94
Botan::poly_double_n
void poly_double_n(uint8_t out[], const uint8_t in[], size_t n)
Definition: poly_dbl.cpp:73
BOTAN_TEST_API
#define BOTAN_TEST_API
Definition: compiler.h:45
Botan
Definition: alg_id.cpp:13
Botan::poly_double_supported_size
bool poly_double_supported_size(size_t n)
Definition: poly_dbl.h:22