github.com/aquanetwork/aquachain@v1.7.8/crypto/secp256k1/libsecp256k1/src/num_gmp.h (about)

     1  /**********************************************************************
     2   * Copyright (c) 2013, 2014 Pieter Wuille                             *
     3   * Distributed under the MIT software license, see the accompanying   *
     4   * file COPYING or http://www.opensource.org/licenses/mit-license.php.*
     5   **********************************************************************/
     6  
     7  #ifndef SECP256K1_NUM_REPR_H
     8  #define SECP256K1_NUM_REPR_H
     9  
    10  #include <gmp.h>
    11  
    12  #define NUM_LIMBS ((256+GMP_NUMB_BITS-1)/GMP_NUMB_BITS)
    13  
    14  typedef struct {
    15      mp_limb_t data[2*NUM_LIMBS];
    16      int neg;
    17      int limbs;
    18  } secp256k1_num;
    19  
    20  #endif /* SECP256K1_NUM_REPR_H */