package txprocessor import ( "math/big" "github.com/hermeznetwork/hermez-node/common" "github.com/iden3/go-iden3-crypto/babyjub" "github.com/iden3/go-merkletree" ) func siblingsToZKInputFormat(s []*merkletree.Hash) []*big.Int { b := make([]*big.Int, len(s)) for i := 0; i < len(s); i++ { b[i] = s[i].BigInt() } return b } // BJJCompressedTo256BigInts returns a [256]*big.Int array with the bit // representation of the babyjub.PublicKeyComp func BJJCompressedTo256BigInts(pkComp babyjub.PublicKeyComp) [256]*big.Int { var r [256]*big.Int b := pkComp[:] for i := 0; i < 256; i++ { if b[i/8]&(1<<(i%8)) == 0 { r[i] = big.NewInt(0) } else { r[i] = big.NewInt(1) } } return r } // formatAccumulatedFees returns an array of [nFeeAccounts]*big.Int containing // the balance of each FeeAccount, taken from the 'collectedFees' map, in the // order of the 'orderTokenIDs' func formatAccumulatedFees(collectedFees map[common.TokenID]*big.Int, orderTokenIDs []*big.Int) []*big.Int { accFeeOut := make([]*big.Int, len(orderTokenIDs)) for i := 0; i < len(orderTokenIDs); i++ { tokenID := common.TokenIDFromBigInt(orderTokenIDs[i]) if _, ok := collectedFees[tokenID]; ok { accFeeOut[i] = new(big.Int).Set(collectedFees[tokenID]) } else { accFeeOut[i] = big.NewInt(0) } } return accFeeOut }