diff options
Diffstat (limited to 'vendor/github.com/dexon-foundation/dexon-consensus/core/types/config.go')
-rw-r--r-- | vendor/github.com/dexon-foundation/dexon-consensus/core/types/config.go | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/vendor/github.com/dexon-foundation/dexon-consensus/core/types/config.go b/vendor/github.com/dexon-foundation/dexon-consensus/core/types/config.go new file mode 100644 index 000000000..975eec9cb --- /dev/null +++ b/vendor/github.com/dexon-foundation/dexon-consensus/core/types/config.go @@ -0,0 +1,109 @@ +// Copyright 2018 The dexon-consensus Authors +// This file is part of the dexon-consensus library. +// +// The dexon-consensus library is free software: you can redistribute it +// and/or modify it under the terms of the GNU Lesser General Public License as +// published by the Free Software Foundation, either version 3 of the License, +// or (at your option) any later version. +// +// The dexon-consensus library is distributed in the hope that it will be +// useful, but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser +// General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the dexon-consensus library. If not, see +// <http://www.gnu.org/licenses/>. + +package types + +import ( + "encoding/binary" + "math" + "time" +) + +// Config stands for Current Configuration Parameters. +type Config struct { + // Network related. + NumChains uint32 + + // Lambda related. + LambdaBA time.Duration + LambdaDKG time.Duration + + // Total ordering related. + K int + PhiRatio float32 + + // Set related. + NotarySetSize uint32 + DKGSetSize uint32 + + // Time related. + RoundInterval time.Duration + MinBlockInterval time.Duration + MaxBlockInterval time.Duration +} + +// Clone return a copied configuration. +func (c *Config) Clone() *Config { + return &Config{ + NumChains: c.NumChains, + LambdaBA: c.LambdaBA, + LambdaDKG: c.LambdaDKG, + K: c.K, + PhiRatio: c.PhiRatio, + NotarySetSize: c.NotarySetSize, + DKGSetSize: c.DKGSetSize, + RoundInterval: c.RoundInterval, + MinBlockInterval: c.MinBlockInterval, + MaxBlockInterval: c.MaxBlockInterval, + } +} + +// Bytes returns []byte representation of Config. +func (c *Config) Bytes() []byte { + binaryNumChains := make([]byte, 4) + binary.LittleEndian.PutUint32(binaryNumChains, c.NumChains) + + binaryLambdaBA := make([]byte, 8) + binary.LittleEndian.PutUint64( + binaryLambdaBA, uint64(c.LambdaBA.Nanoseconds())) + binaryLambdaDKG := make([]byte, 8) + binary.LittleEndian.PutUint64( + binaryLambdaDKG, uint64(c.LambdaDKG.Nanoseconds())) + + binaryK := make([]byte, 4) + binary.LittleEndian.PutUint32(binaryK, uint32(c.K)) + binaryPhiRatio := make([]byte, 4) + binary.LittleEndian.PutUint32(binaryPhiRatio, math.Float32bits(c.PhiRatio)) + + binaryNotarySetSize := make([]byte, 4) + binary.LittleEndian.PutUint32(binaryNotarySetSize, c.NotarySetSize) + binaryDKGSetSize := make([]byte, 4) + binary.LittleEndian.PutUint32(binaryDKGSetSize, c.DKGSetSize) + + binaryRoundInterval := make([]byte, 8) + binary.LittleEndian.PutUint64(binaryRoundInterval, + uint64(c.RoundInterval.Nanoseconds())) + binaryMinBlockInterval := make([]byte, 8) + binary.LittleEndian.PutUint64(binaryMinBlockInterval, + uint64(c.MinBlockInterval.Nanoseconds())) + binaryMaxBlockInterval := make([]byte, 8) + binary.LittleEndian.PutUint64(binaryMaxBlockInterval, + uint64(c.MaxBlockInterval.Nanoseconds())) + + enc := make([]byte, 0, 40) + enc = append(enc, binaryNumChains...) + enc = append(enc, binaryLambdaBA...) + enc = append(enc, binaryLambdaDKG...) + enc = append(enc, binaryK...) + enc = append(enc, binaryPhiRatio...) + enc = append(enc, binaryNotarySetSize...) + enc = append(enc, binaryDKGSetSize...) + enc = append(enc, binaryRoundInterval...) + enc = append(enc, binaryMinBlockInterval...) + enc = append(enc, binaryMaxBlockInterval...) + return enc +} |