1
1
mirror of https://github.com/henrydcase/pqc.git synced 2024-11-23 07:59:01 +00:00
pqcrypto/crypto_kem/hqc-256/avx2/parameters.h

130 lines
8.2 KiB
C
Raw Normal View History

2020-09-07 19:23:34 +01:00
#ifndef HQC_PARAMETERS_H
#define HQC_PARAMETERS_H
/**
* @file parameters.h
* @brief Parameters of the HQC_KEM IND-CCA2 scheme
*/
#include "api.h"
#include "api.h"
#include "vector.h"
2020-09-09 21:52:51 +01:00
#define CEIL_DIVIDE(a, b) (((a)+(b)-1)/(b)) /*!< Divide a by b and ceil the result*/
2020-09-07 19:23:34 +01:00
/*
#define PARAM_N Define the parameter n of the scheme
#define PARAM_N1 Define the parameter n1 of the scheme (length of BCH code)
#define PARAM_N2 Define the parameter n2 of the scheme (length of the repetition code)
#define PARAM_N1N2 Define the parameter n1 * n2 of the scheme (length of the tensor code)
#define PARAM_OMEGA Define the parameter omega of the scheme
#define PARAM_OMEGA_E Define the parameter omega_e of the scheme
#define PARAM_OMEGA_R Define the parameter omega_r of the scheme
#define PARAM_SECURITY Define the security level corresponding to the chosen parameters
#define PARAM_DFR_EXP Define the decryption failure rate corresponding to the chosen parameters
#define SECRET_KEY_BYTES Define the size of the secret key in bytes
#define PUBLIC_KEY_BYTES Define the size of the public key in bytes
#define SHARED_SECRET_BYTES Define the size of the shared secret in bytes
#define CIPHERTEXT_BYTES Define the size of the ciphertext in bytes
#define UTILS_REJECTION_THRESHOLD Define the rejection threshold used to generate given weight vectors (see vector_set_random_fixed_weight function)
#define VEC_N_SIZE_BYTES Define the size of the array used to store a PARAM_N sized vector in bytes
#define VEC_K_SIZE_BYTES Define the size of the array used to store a PARAM_K sized vector in bytes
#define VEC_N1_SIZE_BYTES Define the size of the array used to store a PARAM_N1 sized vector in bytes
#define VEC_N1N2_SIZE_BYTES Define the size of the array used to store a PARAM_N1N2 sized vector in bytes
#define VEC_N_SIZE_64 Define the size of the array used to store a PARAM_N sized vector in 64 bits
#define VEC_K_SIZE_64 Define the size of the array used to store a PARAM_K sized vector in 64 bits
#define VEC_N1_SIZE_64 Define the size of the array used to store a PARAM_N1 sized vector in 64 bits
#define VEC_N1N2_SIZE_64 Define the size of the array used to store a PARAM_N1N2 sized vector in 64 bits
#define VEC_N_256_SIZE_64 Define the size of the array of 64 bits elements used to store an array of size PARAM_N considered as elements of 256 bits
#define VEC_N1N2_256_SIZE_64 Define the size of the array of 64 bits elements used to store an array of size PARAM_N1N2 considered as elements of 256 bits
#define PARAM_T Define a threshold for decoding repetition code word (PARAM_T = (PARAM_N2 - 1) / 2)
#define PARAM_DELTA Define the parameter delta of the scheme (correcting capacity of the BCH code)
#define PARAM_M Define a positive integer
#define PARAM_GF_POLY Generator polynomial of galois field GF(2^PARAM_M), represented in hexadecimial form
#define PARAM_GF_MUL_ORDER Define the size of the multiplicative group of GF(2^PARAM_M), i.e 2^PARAM_M -1
#define PARAM_K Define the size of the information bits of the BCH code
#define PARAM_G Define the size of the generator polynomial of BCH code
#define PARAM_FFT The additive FFT takes a 2^PARAM_FFT polynomial as input
We use the FFT to compute the roots of sigma, whose degree if PARAM_DELTA=60
The smallest power of 2 greater than 60+1 is 64=2^6
#define PARAM_BCH_POLY Generator polynomial of the BCH code
#define RED_MASK A mask fot the higher bits of a vector
#define SHA512_BYTES Define the size of SHA512 output in bytes
#define SEED_BYTES Define the size of the seed in bytes
#define SEEDEXPANDER_MAX_LENGTH Define the seed expander max length
*/
#define PARAM_N 69259
#define PARAM_N1 796
#define PARAM_N2 87
#define PARAM_N1N2 69252
#define PARAM_OMEGA 133
#define PARAM_OMEGA_E 153
#define PARAM_OMEGA_R 153
#define PARAM_SECURITY 256
#define PARAM_DFR_EXP 256
#define SECRET_KEY_BYTES PQCLEAN_HQC256_AVX2_CRYPTO_SECRETKEYBYTES
#define PUBLIC_KEY_BYTES PQCLEAN_HQC256_AVX2_CRYPTO_PUBLICKEYBYTES
#define SHARED_SECRET_BYTES PQCLEAN_HQC256_AVX2_CRYPTO_BYTES
#define CIPHERTEXT_BYTES PQCLEAN_HQC256_AVX2_CRYPTO_CIPHERTEXTBYTES
#define UTILS_REJECTION_THRESHOLD 16760678
#define VEC_K_SIZE_BYTES CEIL_DIVIDE(PARAM_K, 8)
#define VEC_N_SIZE_BYTES CEIL_DIVIDE(PARAM_N, 8)
#define VEC_N1_SIZE_BYTES CEIL_DIVIDE(PARAM_N1, 8)
#define VEC_N1N2_SIZE_BYTES CEIL_DIVIDE(PARAM_N1N2, 8)
#define VEC_N_SIZE_64 CEIL_DIVIDE(PARAM_N, 64)
#define VEC_K_SIZE_64 CEIL_DIVIDE(PARAM_K, 64)
#define VEC_N1_SIZE_64 CEIL_DIVIDE(PARAM_N1, 64)
#define VEC_N1N2_SIZE_64 CEIL_DIVIDE(PARAM_N1N2, 64)
#define PARAM_N_MULT 71424
#define VEC_N_256_SIZE_64 (CEIL_DIVIDE(PARAM_N_MULT, 256) << 2)
#define VEC_N1N2_256_SIZE_64 (CEIL_DIVIDE(PARAM_N1N2, 256) << 2)
#define PARAM_T 43
#define PARAM_DELTA 60
#define PARAM_M 10
#define PARAM_GF_POLY 0x409
#define PARAM_GF_MUL_ORDER 1023
#define PARAM_K 256
#define PARAM_G 541
#define PARAM_FFT 6
#define PARAM_FFT_T 7
#define PARAM_BCH_POLY { \
1,1,0,1,1,0,1,0,0,0,0,1,0,1,0,1,1,1,1,1,1,0,1,1,0,1,1,1,1,1,0,0, \
1,0,0,1,0,1,1,0,1,0,0,1,1,1,0,0,1,1,1,0,0,0,1,0,1,0,1,0,1,1,0,0, \
1,0,1,0,0,1,0,0,0,1,1,1,1,1,1,1,0,0,1,1,1,1,0,1,0,1,0,1,1,0,1,0, \
0,1,0,1,1,1,0,0,0,1,1,1,1,0,0,0,1,0,1,1,1,1,0,1,0,0,1,1,1,1,0,1, \
0,0,0,1,0,0,1,1,1,1,1,0,1,0,0,0,1,0,1,1,0,0,0,1,0,1,0,0,1,0,0,0, \
1,1,0,1,0,1,0,1,1,0,1,1,0,0,1,1,1,0,0,1,0,1,0,0,1,0,0,1,1,0,1,0, \
0,0,0,1,1,0,0,0,0,1,0,1,1,0,1,1,0,1,0,0,0,1,1,1,0,1,0,1,1,0,0,1, \
1,0,1,1,0,0,0,1,0,1,1,0,0,0,1,0,0,0,0,0,0,1,0,0,0,0,1,1,0,0,1,0, \
0,0,1,1,0,0,1,1,1,0,0,0,1,0,0,1,1,1,1,0,0,0,0,0,1,1,0,0,1,0,1,1, \
1,1,1,1,0,1,1,1,0,0,1,1,0,0,1,1,1,1,1,0,0,0,0,1,0,1,1,1,0,1,0,1, \
0,0,0,0,1,1,0,0,0,0,1,0,0,0,1,0,1,0,1,0,1,1,0,0,0,1,0,1,1,0,0,0, \
1,0,0,1,0,0,1,1,0,0,1,0,1,0,0,1,1,1,1,0,0,1,1,0,0,1,1,0,1,0,1,1, \
0,0,0,0,0,0,0,0,1,0,1,1,0,0,0,0,0,0,1,1,0,1,0,1,0,0,0,0,0,1,1,1, \
0,1,0,1,1,0,1,1,1,1,0,1,1,1,0,1,1,0,1,1,1,1,1,0,0,1,0,0,1,1,0,0, \
0,0,0,0,1,0,1,0,0,0,0,0,1,0,1,1,1,1,1,0,0,1,1,1,0,0,0,0,1,0,1,1, \
1,1,0,0,1,0,0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,1,0,1,0,1,1,0,1,0,0, \
1,0,1,1,0,0,0,0,0,1,1,1,1,0,1,0,0,1,0,0,0,0,1,0,0,0,0,0,1 \
};
#define RED_MASK 0x00000000000007ffUL
#define SHA512_BYTES 64
#define SEED_BYTES 40
#define SEEDEXPANDER_MAX_LENGTH 4294967295
#endif