/
uncle.go
283 lines (259 loc) · 9.57 KB
/
uncle.go
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package eth
import "encoding/json"
type Uncle struct {
Number *Quantity `json:"number"`
Hash *Hash `json:"hash"`
ParentHash Hash `json:"parentHash"`
SHA3Uncles Data32 `json:"sha3Uncles"`
LogsBloom Data256 `json:"logsBloom"`
TransactionsRoot Data32 `json:"transactionsRoot"`
StateRoot Data32 `json:"stateRoot"`
ReceiptsRoot Data32 `json:"receiptsRoot"`
Miner Address `json:"miner"`
Author Address `json:"author,omitempty"` // Parity-specific alias of miner
Difficulty Quantity `json:"difficulty"`
TotalDifficulty *Quantity `json:"totalDifficulty"` // null when using Geth getUncle APIs
ExtraData Data `json:"extraData"`
Size *Quantity `json:"size"` // null when using parity getUncle APIs
GasLimit Quantity `json:"gasLimit"`
GasUsed Quantity `json:"gasUsed"`
Timestamp Quantity `json:"timestamp"`
Transactions []TxOrHash `json:"transactions"` // missing from geth, always empty in parity
Uncles []Hash `json:"uncles"`
// Ethhash POW Fields
Nonce *Data8 `json:"nonce"`
MixHash *Data `json:"mixHash"`
// POA Fields (Aura)
Step *string `json:"step,omitempty"`
Signature *string `json:"signature,omitempty"`
// Parity Specific Fields
SealFields *[]Data `json:"sealFields,omitempty"`
// Track the flavor so we can re-encode correctly
flavor string
}
func (u *Uncle) UnmarshalJSON(data []byte) error {
type uncle Uncle
aliased := uncle(*u)
err := json.Unmarshal(data, &aliased)
if err != nil {
return err
}
*u = Uncle(aliased)
if u.SealFields == nil {
// It's a geth response, which is always the same regardless of consensus algorithm
u.flavor = "geth"
} else {
// It's a parity response, which differs by the consensus algorithm
u.flavor = "parity-unknown"
if u.MixHash != nil {
// it's ethhash
u.flavor = "parity-ethhash"
} else if u.Step != nil && u.Signature != nil {
// it's Aura-based POA
u.flavor = "parity-aura"
} else {
// it's Clique-based POA
u.flavor = "parity-clique"
}
}
return nil
}
func (u Uncle) MarshalJSON() ([]byte, error) {
switch u.flavor {
case "geth":
type geth struct {
Number *Quantity `json:"number"`
Hash *Hash `json:"hash"`
ParentHash Hash `json:"parentHash"`
SHA3Uncles Data32 `json:"sha3Uncles"`
LogsBloom Data256 `json:"logsBloom"`
TransactionsRoot Data32 `json:"transactionsRoot"`
StateRoot Data32 `json:"stateRoot"`
ReceiptsRoot Data32 `json:"receiptsRoot"`
Miner Address `json:"miner"`
Difficulty Quantity `json:"difficulty"`
TotalDifficulty *Quantity `json:"totalDifficulty"`
ExtraData Data `json:"extraData"`
Size *Quantity `json:"size"`
GasLimit Quantity `json:"gasLimit"`
GasUsed Quantity `json:"gasUsed"`
Timestamp Quantity `json:"timestamp"`
Transactions []TxOrHash `json:"transactions,omitempty"`
Uncles []Hash `json:"uncles"`
Nonce *Data8 `json:"nonce"`
MixHash *Data `json:"mixHash"`
}
g := geth{
Number: u.Number,
Hash: u.Hash,
ParentHash: u.ParentHash,
SHA3Uncles: u.SHA3Uncles,
LogsBloom: u.LogsBloom,
TransactionsRoot: u.TransactionsRoot,
StateRoot: u.StateRoot,
ReceiptsRoot: u.ReceiptsRoot,
Miner: u.Miner,
Difficulty: u.Difficulty,
TotalDifficulty: u.TotalDifficulty,
ExtraData: u.ExtraData,
Size: u.Size,
GasLimit: u.GasLimit,
GasUsed: u.GasUsed,
Timestamp: u.Timestamp,
Transactions: u.Transactions,
Uncles: u.Uncles,
Nonce: u.Nonce,
MixHash: u.MixHash,
}
return json.Marshal(&g)
case "parity-aura":
type aura struct {
Number *Quantity `json:"number"`
Hash *Hash `json:"hash"`
ParentHash Hash `json:"parentHash"`
SHA3Uncles Data32 `json:"sha3Uncles"`
LogsBloom Data256 `json:"logsBloom"`
TransactionsRoot Data32 `json:"transactionsRoot"`
StateRoot Data32 `json:"stateRoot"`
ReceiptsRoot Data32 `json:"receiptsRoot"`
Miner Address `json:"miner"`
Author Address `json:"author,omitempty"` // Parity-specific alias of miner
Difficulty Quantity `json:"difficulty"`
TotalDifficulty *Quantity `json:"totalDifficulty"`
ExtraData Data `json:"extraData"`
Size *Quantity `json:"size"`
GasLimit Quantity `json:"gasLimit"`
GasUsed Quantity `json:"gasUsed"`
Timestamp Quantity `json:"timestamp"`
Transactions []TxOrHash `json:"transactions"`
Uncles []Hash `json:"uncles"`
SealFields *[]Data `json:"sealFields,omitempty"`
Step *string `json:"step,omitempty"`
Signature *string `json:"signature,omitempty"`
}
a := aura{
Number: u.Number,
Hash: u.Hash,
ParentHash: u.ParentHash,
SHA3Uncles: u.SHA3Uncles,
LogsBloom: u.LogsBloom,
TransactionsRoot: u.TransactionsRoot,
StateRoot: u.StateRoot,
ReceiptsRoot: u.ReceiptsRoot,
Miner: u.Miner,
Author: u.Author,
Difficulty: u.Difficulty,
TotalDifficulty: u.TotalDifficulty,
ExtraData: u.ExtraData,
Size: u.Size,
GasLimit: u.GasLimit,
GasUsed: u.GasUsed,
Timestamp: u.Timestamp,
Transactions: u.Transactions,
Uncles: u.Uncles,
SealFields: u.SealFields,
Step: u.Step,
Signature: u.Signature,
}
return json.Marshal(&a)
case "parity-clique":
type clique struct {
Number *Quantity `json:"number"`
Hash *Hash `json:"hash"`
ParentHash Hash `json:"parentHash"`
SHA3Uncles Data32 `json:"sha3Uncles"`
LogsBloom Data256 `json:"logsBloom"`
TransactionsRoot Data32 `json:"transactionsRoot"`
StateRoot Data32 `json:"stateRoot"`
ReceiptsRoot Data32 `json:"receiptsRoot"`
Miner Address `json:"miner"`
Author Address `json:"author,omitempty"` // Parity-specific alias of miner
Difficulty Quantity `json:"difficulty"`
TotalDifficulty *Quantity `json:"totalDifficulty"`
ExtraData Data `json:"extraData"`
Size *Quantity `json:"size"`
GasLimit Quantity `json:"gasLimit"`
GasUsed Quantity `json:"gasUsed"`
Timestamp Quantity `json:"timestamp"`
Transactions []TxOrHash `json:"transactions"`
Uncles []Hash `json:"uncles"`
SealFields *[]Data `json:"sealFields,omitempty"`
}
c := clique{
Number: u.Number,
Hash: u.Hash,
ParentHash: u.ParentHash,
SHA3Uncles: u.SHA3Uncles,
LogsBloom: u.LogsBloom,
TransactionsRoot: u.TransactionsRoot,
StateRoot: u.StateRoot,
ReceiptsRoot: u.ReceiptsRoot,
Miner: u.Miner,
Author: u.Author,
Difficulty: u.Difficulty,
TotalDifficulty: u.TotalDifficulty,
ExtraData: u.ExtraData,
Size: u.Size,
GasLimit: u.GasLimit,
GasUsed: u.GasUsed,
Timestamp: u.Timestamp,
Transactions: u.Transactions,
Uncles: u.Uncles,
SealFields: u.SealFields,
}
return json.Marshal(&c)
case "parity-ethhash":
type ethhash struct {
Number *Quantity `json:"number"`
Hash *Hash `json:"hash"`
ParentHash Hash `json:"parentHash"`
SHA3Uncles Data32 `json:"sha3Uncles"`
LogsBloom Data256 `json:"logsBloom"`
TransactionsRoot Data32 `json:"transactionsRoot"`
StateRoot Data32 `json:"stateRoot"`
ReceiptsRoot Data32 `json:"receiptsRoot"`
Miner Address `json:"miner"`
Author Address `json:"author,omitempty"` // Parity-specific alias of miner
Difficulty Quantity `json:"difficulty"`
TotalDifficulty *Quantity `json:"totalDifficulty"`
ExtraData Data `json:"extraData"`
Size *Quantity `json:"size"`
GasLimit Quantity `json:"gasLimit"`
GasUsed Quantity `json:"gasUsed"`
Timestamp Quantity `json:"timestamp"`
Transactions []TxOrHash `json:"transactions"`
Uncles []Hash `json:"uncles"`
Nonce *Data8 `json:"nonce"`
MixHash *Data `json:"mixHash"`
SealFields *[]Data `json:"sealFields,omitempty"`
}
e := ethhash{
Number: u.Number,
Hash: u.Hash,
ParentHash: u.ParentHash,
SHA3Uncles: u.SHA3Uncles,
LogsBloom: u.LogsBloom,
TransactionsRoot: u.TransactionsRoot,
StateRoot: u.StateRoot,
ReceiptsRoot: u.ReceiptsRoot,
Miner: u.Miner,
Author: u.Author,
Difficulty: u.Difficulty,
TotalDifficulty: u.TotalDifficulty,
ExtraData: u.ExtraData,
Size: u.Size,
GasLimit: u.GasLimit,
GasUsed: u.GasUsed,
Timestamp: u.Timestamp,
Transactions: u.Transactions,
Uncles: u.Uncles,
Nonce: u.Nonce,
MixHash: u.MixHash,
SealFields: u.SealFields,
}
return json.Marshal(&e)
}
type unknown Uncle
unk := unknown(u)
return json.Marshal(&unk)
}