dcr

package
v0.3.2 Latest Latest
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 Go to latest Published: Mar 5, 2020 License: AGPL-3.0 Imports: 29 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// MainnetMagic is mainnet network constant
	MainnetMagic wire.BitcoinNet = 0xd9b400f9
	// TestnetMagic is testnet network constant
	TestnetMagic wire.BitcoinNet = 0xb194aa75
)

Variables

View Source 
var (
	// MainNetParams are parser parameters for mainnet
	MainNetParams chaincfg.Params
	// TestNet3Params are parser parameters for testnet
	TestNet3Params chaincfg.Params
)

Functions

func GetChainParams 

func GetChainParams(chain string) *chaincfg.Params

GetChainParams contains network parameters for the main Decred network, and the test Decred network.

func NewDecredRPC 

func NewDecredRPC(config json.RawMessage, pushHandler func(bchain.NotificationType)) (bchain.BlockChain, error)

NewDecredRPC returns new DecredRPC instance.

Types

type DecodeRawTransactionResult 

type DecodeRawTransactionResult struct {
	Error  Error `json:"error"`
	Result struct {
		Txid     string `json:"txid"`
		Version  int32  `json:"version"`
		Locktime uint32 `json:"locktime"`
		Expiry   uint32 `json:"expiry"`
		Vin      []Vin  `json:"vin"`
		Vout     []Vout `json:"vout"`
		TxExtraInfo
	} `json:"result"`
}

type DecredParser 

type DecredParser struct {
	*btc.BitcoinParser
	// contains filtered or unexported fields
}

DecredParser handle

func NewDecredParser 

func NewDecredParser(params *chaincfg.Params, c *btc.Configuration) *DecredParser

NewDecredParser returns new DecredParser instance

func (*DecredParser) DerivationBasePath 

func (p *DecredParser) DerivationBasePath(xpub string) (string, error)

DerivationBasePath returns base path of xpub which whose full format is m/44'/<coin type>'/<account>'/<branch>/<address index>. This function only returns a path up to m/44'/<coin type>'/<account>'/ whereby the rest of the other details (<branch>/<address index>) are populated automatically.

func (*DecredParser) DeriveAddressDescriptors 

func (p *DecredParser) DeriveAddressDescriptors(xpub string, change uint32,
	indexes []uint32) ([]bchain.AddressDescriptor, error)

DeriveAddressDescriptors derives address descriptors from given xpub for listed indexes

func (*DecredParser) DeriveAddressDescriptorsFromTo 

func (p *DecredParser) DeriveAddressDescriptorsFromTo(xpub string, change uint32,
	fromIndex uint32, toIndex uint32) ([]bchain.AddressDescriptor, error)

DeriveAddressDescriptorsFromTo derives address descriptors from given xpub for addresses in index range

func (*DecredParser) GetAddrDescForUnknownInput 

func (p *DecredParser) GetAddrDescForUnknownInput(tx *bchain.Tx, input int) bchain.AddressDescriptor

GetAddrDescForUnknownInput returns nil AddressDescriptor.

func (*DecredParser) GetAddrDescFromAddress 

func (p *DecredParser) GetAddrDescFromAddress(address string) (bchain.AddressDescriptor, error)

GetAddrDescFromAddress returns internal address representation of a given address.

func (*DecredParser) GetAddrDescFromVout 

func (p *DecredParser) GetAddrDescFromVout(output *bchain.Vout) (bchain.AddressDescriptor, error)

GetAddrDescFromVout returns internal address representation of a given transaction output.

func (*DecredParser) GetAddressesFromAddrDesc 

func (p *DecredParser) GetAddressesFromAddrDesc(addrDesc bchain.AddressDescriptor) ([]string, bool, error)

GetAddressesFromAddrDesc returns addresses obtained from the internal address representation

func (*DecredParser) PackTx 

func (p *DecredParser) PackTx(tx *bchain.Tx, height uint32, blockTime int64) ([]byte, error)

PackTx packs transaction to byte array using protobuf

func (*DecredParser) ParseBlock 

func (p *DecredParser) ParseBlock(b []byte) (*bchain.Block, error)

ParseBlock parses raw block to our Block struct.

func (*DecredParser) ParseTxFromJson 

func (p *DecredParser) ParseTxFromJson(jsonTx json.RawMessage) (*bchain.Tx, error)

ParseTxFromJson parses JSON message containing transaction and returns Tx struct

func (*DecredParser) UnpackTx 

func (p *DecredParser) UnpackTx(buf []byte) (*bchain.Tx, uint32, error)

UnpackTx unpacks transaction from protobuf byte array

type DecredRPC 

type DecredRPC struct {
	*btc.BitcoinRPC
	// contains filtered or unexported fields
}

func (*DecredRPC) Call 

func (d *DecredRPC) Call(req interface{}, res interface{}) error

Call calls Backend RPC interface, using RPCMarshaler interface to marshall the request

func (*DecredRPC) EstimateFee 

func (d *DecredRPC) EstimateFee(blocks int) (big.Int, error)

EstimateFee returns fee estimation.

func (*DecredRPC) EstimateSmartFee 

func (d *DecredRPC) EstimateSmartFee(blocks int, conservative bool) (big.Int, error)

EstimateSmartFee returns fee estimation

func (*DecredRPC) GetBestBlockHash 

func (d *DecredRPC) GetBestBlockHash() (string, error)

GetBestBlockHash returns the block hash of the most recent block to be mined and has a minimum of 1 confirming block.

func (*DecredRPC) GetBestBlockHeight 

func (d *DecredRPC) GetBestBlockHeight() (uint32, error)

GetBestBlockHeight returns the block height of the most recent block to be mined and has a minimum of 1 confirming block.

func (*DecredRPC) GetBlock 

func (d *DecredRPC) GetBlock(hash string, height uint32) (*bchain.Block, error)

GetBlock returns the block retrieved using the provided block hash by default or using the block height if an empty hash string was provided. If the requested block has less than 2 confirmation bchain.ErrBlockNotFound error is returned. This rule is in places to guarrantee that only validated block details (txs) are saved to the db. Access to the bestBlock height is threadsafe.

func (*DecredRPC) GetBlockHash 

func (d *DecredRPC) GetBlockHash(height uint32) (string, error)

GetBlockHash returns the block hash of the block at the provided height.

func (*DecredRPC) GetBlockHeader 

func (d *DecredRPC) GetBlockHeader(hash string) (*bchain.BlockHeader, error)

GetBlockHeader returns the block header of the block the provided block hash.

func (*DecredRPC) GetBlockInfo 

func (d *DecredRPC) GetBlockInfo(hash string) (*bchain.BlockInfo, error)

func (*DecredRPC) GetChainInfo 

func (d *DecredRPC) GetChainInfo() (*bchain.ChainInfo, error)

func (*DecredRPC) GetMempoolTransactions 

func (d *DecredRPC) GetMempoolTransactions() ([]string, error)

GetMempoolTransactions returns a slice of regular transactions currently in the mempool. The block whose validation is still undecided will have its txs, listed like they are still in the mempool till the block is confirmed.

func (*DecredRPC) GetTransaction 

func (d *DecredRPC) GetTransaction(txid string) (*bchain.Tx, error)

GetTransaction returns a transaction by the transaction ID

func (*DecredRPC) GetTransactionForMempool 

func (d *DecredRPC) GetTransactionForMempool(txid string) (*bchain.Tx, error)

GetTransactionForMempool returns the full tx information identified by the provided txid.

func (*DecredRPC) GetTransactionSpecific 

func (d *DecredRPC) GetTransactionSpecific(tx *bchain.Tx) (json.RawMessage, error)

GetTransactionSpecific returns the json raw message for the tx identified by the provided txid.

func (*DecredRPC) Initialize 

func (d *DecredRPC) Initialize() error

Initialize initializes DecredRPC instance.

func (*DecredRPC) SendRawTransaction 

func (d *DecredRPC) SendRawTransaction(tx string) (string, error)

type Error 

type Error struct {
	Code    int    `json:"code"`
	Message string `json:"message"`
}

type EstimateFeeResult 

type EstimateFeeResult struct {
	Error  Error       `json:"error"`
	Result json.Number `json:"result"`
}

type EstimateSmartFeeResult 

type EstimateSmartFeeResult struct {
	Error  Error `json:"error"`
	Result struct {
		FeeRate float64  `json:"feerate"`
		Errors  []string `json:"errors"`
		Blocks  int64    `json:"blocks"`
	} `json:"result"`
}

type GenericCmd 

type GenericCmd struct {
	ID     int           `json:"id"`
	Method string        `json:"method"`
	Params []interface{} `json:"params,omitempty"`
}

type GetBestBlockResult 

type GetBestBlockResult struct {
	Error  Error `json:"error"`
	Result struct {
		Hash   string `json:"hash"`
		Height uint32 `json:"height"`
	} `json:"result"`
}

type GetBlockChainInfoResult 

type GetBlockChainInfoResult struct {
	Error  Error `json:"error"`
	Result struct {
		Chain                string  `json:"chain"`
		Blocks               int64   `json:"blocks"`
		Headers              int64   `json:"headers"`
		SyncHeight           int64   `json:"syncheight"`
		BestBlockHash        string  `json:"bestblockhash"`
		Difficulty           uint32  `json:"difficulty"`
		VerificationProgress float64 `json:"verificationprogress"`
		ChainWork            string  `json:"chainwork"`
		InitialBlockDownload bool    `json:"initialblockdownload"`
		MaxBlockSize         int64   `json:"maxblocksize"`
	} `json:"result"`
}

type GetBlockHashResult 

type GetBlockHashResult struct {
	Error  Error  `json:"error"`
	Result string `json:"result"`
}

type GetBlockHeaderResult 

type GetBlockHeaderResult struct {
	Error  Error `json:"error"`
	Result struct {
		Hash          string      `json:"hash"`
		Confirmations int64       `json:"confirmations"`
		Version       json.Number `json:"version"`
		MerkleRoot    string      `json:"merkleroot"`
		StakeRoot     string      `json:"stakeroot"`
		VoteBits      uint16      `json:"votebits"`
		FinalState    string      `json:"finalstate"`
		Voters        uint16      `json:"voters"`
		FreshStake    uint8       `json:"freshstake"`
		Revocations   uint8       `json:"revocations"`
		PoolSize      uint32      `json:"poolsize"`
		Bits          string      `json:"bits"`
		SBits         float64     `json:"sbits"`
		Height        uint32      `json:"height"`
		Size          uint32      `json:"size"`
		Time          int64       `json:"time"`
		Nonce         uint32      `json:"nonce"`
		ExtraData     string      `json:"extradata"`
		StakeVersion  uint32      `json:"stakeversion"`
		Difficulty    float64     `json:"difficulty"`
		ChainWork     string      `json:"chainwork"`
		PreviousHash  string      `json:"previousblockhash,omitempty"`
		NextHash      string      `json:"nextblockhash,omitempty"`
	} `json:"result"`
}

type GetBlockResult 

type GetBlockResult struct {
	Error  Error `json:"error"`
	Result struct {
		Hash          string      `json:"hash"`
		Confirmations int64       `json:"confirmations"`
		Size          int32       `json:"size"`
		Height        uint32      `json:"height"`
		Version       json.Number `json:"version"`
		MerkleRoot    string      `json:"merkleroot"`
		StakeRoot     string      `json:"stakeroot"`
		RawTx         []RawTx     `json:"rawtx"`
		Tx            []string    `json:"tx,omitempty"`
		STx           []string    `json:"stx,omitempty"`
		Time          int64       `json:"time"`
		Nonce         json.Number `json:"nonce"`
		VoteBits      uint16      `json:"votebits"`
		FinalState    string      `json:"finalstate"`
		Voters        uint16      `json:"voters"`
		FreshStake    uint8       `json:"freshstake"`
		Revocations   uint8       `json:"revocations"`
		PoolSize      uint32      `json:"poolsize"`
		Bits          string      `json:"bits"`
		SBits         float64     `json:"sbits"`
		ExtraData     string      `json:"extradata"`
		StakeVersion  uint32      `json:"stakeversion"`
		Difficulty    float64     `json:"difficulty"`
		ChainWork     string      `json:"chainwork"`
		PreviousHash  string      `json:"previousblockhash"`
		NextHash      string      `json:"nextblockhash,omitempty"`
	} `json:"result"`
}

type GetInfoChainResult 

type GetInfoChainResult struct {
	Error  Error `json:"error"`
	Result struct {
		Version         int32   `json:"version"`
		ProtocolVersion int32   `json:"protocolversion"`
		Blocks          int64   `json:"blocks"`
		TimeOffset      int64   `json:"timeoffset"`
		Connections     int32   `json:"connections"`
		Proxy           string  `json:"proxy"`
		Difficulty      float64 `json:"difficulty"`
		TestNet         bool    `json:"testnet"`
		RelayFee        float64 `json:"relayfee"`
		Errors          string  `json:"errors"`
	}
}

type GetNetworkInfoResult 

type GetNetworkInfoResult struct {
	Error  Error `json:"error"`
	Result struct {
		Version         int32   `json:"version"`
		ProtocolVersion int32   `json:"protocolversion"`
		TimeOffset      int64   `json:"timeoffset"`
		Connections     int32   `json:"connections"`
		RelayFee        float64 `json:"relayfee"`
	} `json:"result"`
}

type GetTransactionResult 

type GetTransactionResult struct {
	Error  Error `json:"error"`
	Result struct {
		RawTx
	} `json:"result"`
}

type MempoolTxsResult 

type MempoolTxsResult struct {
	Error  Error    `json:"error"`
	Result []string `json:"result"`
}

type RawTx 

type RawTx struct {
	Hex           string `json:"hex"`
	Txid          string `json:"txid"`
	Version       int32  `json:"version"`
	LockTime      uint32 `json:"locktime"`
	Vin           []Vin  `json:"vin"`
	Vout          []Vout `json:"vout"`
	Expiry        uint32 `json:"expiry"`
	BlockIndex    uint32 `json:"blockindex,omitempty"`
	Confirmations int64  `json:"confirmations,omitempty"`
	Time          int64  `json:"time,omitempty"`
	Blocktime     int64  `json:"blocktime,omitempty"`
	TxExtraInfo
}

type ScriptPubKeyResult 

type ScriptPubKeyResult struct {
	Asm       string   `json:"asm"`
	Hex       string   `json:"hex,omitempty"`
	ReqSigs   int32    `json:"reqSigs,omitempty"`
	Type      string   `json:"type"`
	Addresses []string `json:"addresses,omitempty"`
	CommitAmt *float64 `json:"commitamt,omitempty"`
}

type ScriptSig 

type ScriptSig struct {
	Asm string `json:"asm"`
	Hex string `json:"hex"`
}

type SendRawTransactionResult 

type SendRawTransactionResult struct {
	Error  Error  `json:"error"`
	Result string `json:"result"`
}

type TxExtraInfo 

type TxExtraInfo struct {
	BlockHeight uint32 `json:"blockheight,omitempty"`
	BlockHash   string `json:"blockhash,omitempty"`
}

type Vin 

type Vin struct {
	Coinbase    string     `json:"coinbase"`
	Stakebase   string     `json:"stakebase"`
	Txid        string     `json:"txid"`
	Vout        uint32     `json:"vout"`
	Tree        int8       `json:"tree"`
	Sequence    uint32     `json:"sequence"`
	AmountIn    float64    `json:"amountin"`
	BlockHeight uint32     `json:"blockheight"`
	BlockIndex  uint32     `json:"blockindex"`
	ScriptSig   *ScriptSig `json:"scriptsig"`
}

type Vout 

type Vout struct {
	Value        float64            `json:"value"`
	N            uint32             `json:"n"`
	Version      uint16             `json:"version"`
	ScriptPubKey ScriptPubKeyResult `json:"scriptPubKey"`
}

Source Files

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