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

     1  /**********************************************************************
     2   * Copyright (c) 2015 Andrew Poelstra                                 *
     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_ECMULT_CONST_H
     8  #define SECP256K1_ECMULT_CONST_H
     9  
    10  #include "scalar.h"
    11  #include "group.h"
    12  
    13  /* Here `bits` should be set to the maximum bitlength of the _absolute value_ of `q`, plus
    14   * one because we internally sometimes add 2 to the number during the WNAF conversion. */
    15  static void secp256k1_ecmult_const(secp256k1_gej *r, const secp256k1_ge *a, const secp256k1_scalar *q, int bits);
    16  
    17  #endif /* SECP256K1_ECMULT_CONST_H */