4d6f22e09a
Implemented more prefixes. Figured out a good test that should work for all prefixes. Removed binary databases so we can just store human readable csv files.
1251 lines
27 KiB
Go
1251 lines
27 KiB
Go
package prefixes
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import (
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"bytes"
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"encoding/binary"
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"encoding/hex"
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"fmt"
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"log"
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"reflect"
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"sort"
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"strings"
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"github.com/lbryio/lbry.go/extras/errors"
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)
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const (
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ClaimToSupport = 'K'
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SupportToClaim = 'L'
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ClaimToTXO = 'E'
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TXOToClaim = 'G'
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ClaimToChannel = 'I'
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ChannelToClaim = 'J'
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ClaimShortIdPrefix = 'F'
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EffectiveAmount = 'D'
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ClaimExpiration = 'O'
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ClaimTakeover = 'P'
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PendingActivation = 'Q'
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ActivatedClaimAndSupport = 'R'
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ActiveAmount = 'S'
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Repost = 'V'
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RepostedClaim = 'W'
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Undo = 'M'
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ClaimDiff = 'Y'
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Tx = 'B'
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BlockHash = 'C'
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Header = 'H'
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TxNum = 'N'
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TxCount = 'T'
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TxHash = 'X'
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UTXO = 'u'
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HashXUTXO = 'h'
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HashXHistory = 'x'
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DBState = 's'
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ChannelCount = 'Z'
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SupportAmount = 'a'
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BlockTXs = 'b'
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ACTIVATED_CLAIM_TXO_TYPE = 1
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ACTIVATED_SUPPORT_TXO_TYPE = 2
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)
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type PrefixRowKV struct {
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Key interface{}
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Value interface{}
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}
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type UTXOKey struct {
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Prefix []byte `json:"prefix"`
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HashX []byte `json:"hashx"`
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TxNum uint32 `json:"tx_num"`
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Nout uint16 `json:"nout"`
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}
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type UTXOValue struct {
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Amount uint64 `json:"amount"`
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}
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type HashXUTXOKey struct {
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Prefix []byte `json:"prefix"`
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ShortTXHash []byte `json:"short_tx_hash"`
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TxNum uint32 `json:"tx_num"`
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Nout uint16 `json:"nout"`
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}
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type HashXUTXOValue struct {
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HashX []byte `json:"hashx"`
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}
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/*
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class HashXHistoryKey(NamedTuple):
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hashX: bytes
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height: int
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def __str__(self):
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return f"{self.__class__.__name__}(hashX={self.hashX.hex()}, height={self.height})"
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class HashXHistoryValue(NamedTuple):
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hashXes: typing.List[int]
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*/
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type HashXHistoryKey struct {
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Prefix []byte `json:"prefix"`
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HashX []byte `json:"hashx"`
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Height uint32 `json:"height"`
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}
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type HashXHistoryValue struct {
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HashXes []uint32 `json:"hashxes"`
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}
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/*
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class BlockHashKey(NamedTuple):
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height: int
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class BlockHashValue(NamedTuple):
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block_hash: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(block_hash={self.block_hash.hex()})"
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*/
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type BlockHashKey struct {
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Prefix []byte `json:"prefix"`
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Height uint32 `json:"height"`
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}
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type BlockHashValue struct {
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BlockHash []byte `json:"block_hash"`
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}
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/*
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class BlockTxsKey(NamedTuple):
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height: int
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class BlockTxsValue(NamedTuple):
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tx_hashes: typing.List[bytes]
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*/
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type BlockTxsKey struct {
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Prefix []byte `json:"prefix"`
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Height uint32 `json:"height"`
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}
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type BlockTxsValue struct {
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TxHashes []byte `json:"tx_hashes"`
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}
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/*
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class TxCountKey(NamedTuple):
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height: int
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class TxCountValue(NamedTuple):
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tx_count: int
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*/
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type TxCountKey struct {
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Prefix []byte `json:"prefix"`
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Height uint32 `json:"height"`
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}
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type TxCountValue struct {
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TxCount uint32 `json:"tx_count"`
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}
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/*
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class TxHashKey(NamedTuple):
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tx_num: int
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class TxHashValue(NamedTuple):
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tx_hash: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(tx_hash={self.tx_hash.hex()})"
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*/
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type TxHashKey struct {
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Prefix []byte `json:"prefix"`
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TxNum uint32 `json:"tx_num"`
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}
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type TxHashValue struct {
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TxHash []byte `json:"tx_hash"`
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}
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/*
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class TxNumKey(NamedTuple):
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tx_hash: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(tx_hash={self.tx_hash.hex()})"
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class TxNumValue(NamedTuple):
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tx_num: int
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*/
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type TxNumKey struct {
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Prefix []byte `json:"prefix"`
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TxHash []byte `json:"tx_hash"`
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}
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type TxNumValue struct {
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TxNum int32 `json:"tx_num"`
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}
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/*
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class TxKey(NamedTuple):
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tx_hash: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(tx_hash={self.tx_hash.hex()})"
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class TxValue(NamedTuple):
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raw_tx: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(raw_tx={base64.b64encode(self.raw_tx)})"
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*/
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type TxKey struct {
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Prefix []byte `json:"prefix"`
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TxHash []byte `json:"tx_hash"`
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}
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type TxValue struct {
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RawTx []byte `json:"raw_tx"`
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}
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/*
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class BlockHeaderKey(NamedTuple):
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height: int
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class BlockHeaderValue(NamedTuple):
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header: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(header={base64.b64encode(self.header)})"
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*/
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type BlockHeaderKey struct {
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Prefix []byte `json:"prefix"`
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Height int32 `json:"height"`
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}
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type BlockHeaderValue struct {
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Header []byte `json:"header"`
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}
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/*
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class ClaimToTXOKey(typing.NamedTuple):
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claim_hash: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})"
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class ClaimToTXOValue(typing.NamedTuple):
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tx_num: int
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position: int
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root_tx_num: int
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root_position: int
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amount: int
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# activation: int
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channel_signature_is_valid: bool
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name: str
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@property
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def normalized_name(self) -> str:
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try:
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return normalize_name(self.name)
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except UnicodeDecodeError:
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return self.name
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*/
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type ClaimToTXOKey struct {
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Prefix []byte `json:"prefix"`
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ClaimHash []byte `json:"claim_hash"`
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}
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type ClaimToTXOValue struct {
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TxNum int32 `json:"tx_num"`
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Position int32 `json:"position"`
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RootTxNum int32 `json:"root_tx_num"`
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RootPosition int32 `json:"root_position"`
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Amount int32 `json:"amount"`
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ChannelSignatureIsValid bool `json:"channel_signature_is_valid"`
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Name string `json:"name"`
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}
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func (v *ClaimToTXOValue) NormalizedName() string {
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//TODO implemented
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return v.Name
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}
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/*
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class TXOToClaimKey(typing.NamedTuple):
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tx_num: int
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position: int
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class TXOToClaimValue(typing.NamedTuple):
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claim_hash: bytes
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name: str
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def __str__(self):
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return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, name={self.name})"
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*/
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type TXOToClaimKey struct {
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Prefix []byte `json:"prefix"`
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TxNum int32 `json:"tx_num"`
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Position int32 `json:"position"`
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}
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type TXOToClaimValue struct {
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ClaimHash []byte `json:"claim_hash"`
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Name string `json:"name"`
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}
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/*
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class ClaimShortIDKey(typing.NamedTuple):
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normalized_name: str
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partial_claim_id: str
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root_tx_num: int
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root_position: int
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def __str__(self):
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return f"{self.__class__.__name__}(normalized_name={self.normalized_name}, " \
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f"partial_claim_id={self.partial_claim_id}, " \
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f"root_tx_num={self.root_tx_num}, root_position={self.root_position})"
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class ClaimShortIDValue(typing.NamedTuple):
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tx_num: int
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position: int
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*/
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type ClaimShortIDKey struct {
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Prefix []byte `json:"prefix"`
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NormalizedName string `json:"normalized_name"`
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PartialClaimId string `json:"partial_claim_id"`
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RootTxNum int32 `json:"root_tx_num"`
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RootPosition int32 `json:"root_position"`
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}
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type ClaimShortIDValue struct {
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TxNum int32 `json:"tx_num"`
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Position int32 `json:"position"`
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}
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/*
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class ClaimToChannelKey(typing.NamedTuple):
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claim_hash: bytes
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tx_num: int
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position: int
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def __str__(self):
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return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, " \
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f"tx_num={self.tx_num}, position={self.position})"
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class ClaimToChannelValue(typing.NamedTuple):
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signing_hash: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(signing_hash={self.signing_hash.hex()})"
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*/
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type ClaimToChannelKey struct {
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Prefix []byte `json:"prefix"`
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ClaimHash []byte `json:"claim_hash"`
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TxNum int32 `json:"tx_num"`
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Position int32 `json:"position"`
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}
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type ClaimToChannelValue struct {
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SigningHash []byte `json:"signing_hash"`
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}
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/*
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class ChannelToClaimKey(typing.NamedTuple):
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signing_hash: bytes
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name: str
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tx_num: int
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position: int
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def __str__(self):
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return f"{self.__class__.__name__}(signing_hash={self.signing_hash.hex()}, name={self.name}, " \
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f"tx_num={self.tx_num}, position={self.position})"
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class ChannelToClaimValue(typing.NamedTuple):
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claim_hash: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})"
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*/
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type ChannelToClaimKey struct {
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Prefix []byte `json:"prefix"`
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SigningHash []byte `json:"signing_hash"`
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Name string `json:"name"`
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TxNum int32 `json:"tx_num"`
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Position int32 `json:"position"`
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}
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type ChannelToClaimValue struct {
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ClaimHash []byte `json:"claim_hash"`
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}
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/*
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class ChannelCountKey(typing.NamedTuple):
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channel_hash: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(channel_hash={self.channel_hash.hex()})"
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class ChannelCountValue(typing.NamedTuple):
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count: int
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*/
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type ChannelCountKey struct {
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Prefix []byte `json:"prefix"`
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ChannelHash []byte `json:"channel_hash"`
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}
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type ChannelCountValue struct {
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Count int32 `json:"count"`
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}
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/*
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class SupportAmountKey(typing.NamedTuple):
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claim_hash: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})"
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class SupportAmountValue(typing.NamedTuple):
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amount: int
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*/
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type SupportAmountKey struct {
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Prefix []byte `json:"prefix"`
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ClaimHash []byte `json:"claim_hash"`
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}
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type SupportAmountValue struct {
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Amount int32 `json:"amount"`
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}
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/*
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class ClaimToSupportKey(typing.NamedTuple):
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claim_hash: bytes
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tx_num: int
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position: int
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def __str__(self):
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return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, tx_num={self.tx_num}, " \
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f"position={self.position})"
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class ClaimToSupportValue(typing.NamedTuple):
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amount: int
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*/
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type ClaimToSupportKey struct {
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Prefix []byte `json:"prefix"`
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ClaimHash []byte `json:"claim_hash"`
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TxNum int32 `json:"tx_num"`
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Position int32 `json:"position"`
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}
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type ClaimToSupportValue struct {
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Amount int32 `json:"amount"`
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}
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/*
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class SupportToClaimKey(typing.NamedTuple):
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tx_num: int
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position: int
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class SupportToClaimValue(typing.NamedTuple):
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claim_hash: bytes
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def __str__(self):
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return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})"
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*/
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type SupportToClaimKey struct {
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Prefix []byte `json:"prefix"`
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TxNum int32 `json:"tx_num"`
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Position int32 `json:"position"`
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}
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type SupportToClaimValue struct {
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ClaimHash []byte `json:"claim_hash"`
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}
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|
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/*
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class ClaimExpirationKey(typing.NamedTuple):
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expiration: int
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tx_num: int
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position: int
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class ClaimExpirationValue(typing.NamedTuple):
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claim_hash: bytes
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normalized_name: str
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def __str__(self):
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return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, normalized_name={self.normalized_name})"
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*/
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type ClaimExpirationKey struct {
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Prefix []byte `json:"prefix"`
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Expiration int32 `json:"expiration"`
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TxNum int32 `json:"tx_num"`
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Position int32 `json:"position"`
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}
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type ClaimExpirationValue struct {
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ClaimHash []byte `json:"claim_hash"`
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NormalizedName string `json:"normalized_name"`
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}
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|
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/*
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class ClaimTakeoverKey(typing.NamedTuple):
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normalized_name: str
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|
|
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class ClaimTakeoverValue(typing.NamedTuple):
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claim_hash: bytes
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height: int
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def __str__(self):
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return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, height={self.height})"
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*/
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type ClaimTakeoverKey struct {
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Prefix []byte `json:"prefix"`
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NormalizedName string `json:"normalized_name"`
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}
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type ClaimTakeoverValue struct {
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ClaimHash []byte `json:"claim_hash"`
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Height int32 `json:"height"`
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}
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func (v *ClaimTakeoverValue) String() string {
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return fmt.Sprintf(
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"%s(claim_hash=%s, height=%d)",
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reflect.TypeOf(v),
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hex.EncodeToString(v.ClaimHash),
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v.Height,
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)
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}
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|
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/*
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class PendingActivationKey(typing.NamedTuple):
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height: int
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txo_type: int
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tx_num: int
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position: int
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@property
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def is_support(self) -> bool:
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return self.txo_type == ACTIVATED_SUPPORT_TXO_TYPE
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|
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@property
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def is_claim(self) -> bool:
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return self.txo_type == ACTIVATED_CLAIM_TXO_TYPE
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|
|
|
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class PendingActivationValue(typing.NamedTuple):
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claim_hash: bytes
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normalized_name: str
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def __str__(self):
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return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, normalized_name={self.normalized_name})"
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*/
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|
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type PendingActivationKey struct {
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Prefix []byte `json:"prefix"`
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Height int32 `json:"height"`
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TxoType int32 `json:"txo_height"`
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TxNum int32 `json:"tx_num"`
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Position int32 `json:"position"`
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}
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func (k *PendingActivationKey) IsSupport() bool {
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return k.TxoType == ACTIVATED_SUPPORT_TXO_TYPE
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}
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|
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func (k *PendingActivationKey) IsClaim() bool {
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return k.TxoType == ACTIVATED_CLAIM_TXO_TYPE
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}
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|
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type PendingActivationValue struct {
|
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ClaimHash []byte `json:"claim_hash"`
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NormalizedName string `json:"normalized_name"`
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}
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|
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/*
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class ActivationKey(typing.NamedTuple):
|
|
txo_type: int
|
|
tx_num: int
|
|
position: int
|
|
|
|
|
|
class ActivationValue(typing.NamedTuple):
|
|
height: int
|
|
claim_hash: bytes
|
|
normalized_name: str
|
|
|
|
def __str__(self):
|
|
return f"{self.__class__.__name__}(height={self.height}, claim_hash={self.claim_hash.hex()}, " \
|
|
f"normalized_name={self.normalized_name})"
|
|
*/
|
|
|
|
type ActivationKey struct {
|
|
Prefix []byte `json:"prefix"`
|
|
TxType int32 `json:"txo_type"`
|
|
TxNum int32 `json:"txo_num"`
|
|
Position int32 `json:"position"`
|
|
}
|
|
|
|
type ActivationValue struct {
|
|
Height int32 `json:"height"`
|
|
ClaimHash []byte `json:"claim_hash"`
|
|
NormalizedName string `json:"normalized_name"`
|
|
}
|
|
|
|
/*
|
|
|
|
class ActiveAmountKey(typing.NamedTuple):
|
|
claim_hash: bytes
|
|
txo_type: int
|
|
activation_height: int
|
|
tx_num: int
|
|
position: int
|
|
|
|
def __str__(self):
|
|
return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()}, txo_type={self.txo_type}, " \
|
|
f"activation_height={self.activation_height}, tx_num={self.tx_num}, position={self.position})"
|
|
|
|
|
|
class ActiveAmountValue(typing.NamedTuple):
|
|
amount: int
|
|
*/
|
|
|
|
type ActiveAmountKey struct {
|
|
Prefix []byte `json:"prefix"`
|
|
ClaimHash []byte `json:"claim_hash"`
|
|
TxoType int32 `json:"txo_type"`
|
|
ActivationHeight int32 `json:"activation_height"`
|
|
TxNum int32 `json:"tx_num"`
|
|
Position int32 `json:"position"`
|
|
}
|
|
|
|
type ActiveAmountValue struct {
|
|
Amount int32 `json:"amount"`
|
|
}
|
|
|
|
/*
|
|
|
|
class EffectiveAmountKey(typing.NamedTuple):
|
|
normalized_name: str
|
|
effective_amount: int
|
|
tx_num: int
|
|
position: int
|
|
|
|
|
|
class EffectiveAmountValue(typing.NamedTuple):
|
|
claim_hash: bytes
|
|
|
|
def __str__(self):
|
|
return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})"
|
|
*/
|
|
|
|
type EffectiveAmountKey struct {
|
|
Prefix []byte `json:"prefix"`
|
|
NormalizedName string `json:"normalized_name"`
|
|
EffectiveAmount int32 `json:"effective_amount"`
|
|
TxNum int32 `json:"tx_num"`
|
|
Position int32 `json:"position"`
|
|
}
|
|
|
|
type EffectiveAmountValue struct {
|
|
ClaimHash []byte `json:"claim_hash"`
|
|
}
|
|
|
|
/*
|
|
|
|
class RepostKey(typing.NamedTuple):
|
|
claim_hash: bytes
|
|
|
|
def __str__(self):
|
|
return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})"
|
|
|
|
|
|
class RepostValue(typing.NamedTuple):
|
|
reposted_claim_hash: bytes
|
|
|
|
def __str__(self):
|
|
return f"{self.__class__.__name__}(reposted_claim_hash={self.reposted_claim_hash.hex()})"
|
|
*/
|
|
|
|
type RepostKey struct {
|
|
Prefix []byte `json:"prefix"`
|
|
ClaimHash []byte `json:"claim_hash"`
|
|
}
|
|
|
|
type RepostValue struct {
|
|
RepostedClaimHash []byte `json:"reposted_claim_hash"`
|
|
}
|
|
|
|
/*
|
|
|
|
class RepostedKey(typing.NamedTuple):
|
|
reposted_claim_hash: bytes
|
|
tx_num: int
|
|
position: int
|
|
|
|
def __str__(self):
|
|
return f"{self.__class__.__name__}(reposted_claim_hash={self.reposted_claim_hash.hex()}, " \
|
|
f"tx_num={self.tx_num}, position={self.position})"
|
|
|
|
|
|
class RepostedValue(typing.NamedTuple):
|
|
claim_hash: bytes
|
|
|
|
def __str__(self):
|
|
return f"{self.__class__.__name__}(claim_hash={self.claim_hash.hex()})"
|
|
*/
|
|
|
|
type RepostedKey struct {
|
|
Prefix []byte `json:"prefix"`
|
|
RepostedClaimHash []byte `json:"reposted_claim_hash"`
|
|
TxNum int32 `json:"tx_num"`
|
|
Position int32 `json:"position"`
|
|
}
|
|
|
|
type RepostedValue struct {
|
|
ClaimHash []byte `json:"claim_hash"`
|
|
}
|
|
|
|
//
|
|
// TouchedOrDeletedClaimKey / TouchedOrDeletedClaimValue
|
|
//
|
|
|
|
/*
|
|
class TouchedOrDeletedClaimKey(typing.NamedTuple):
|
|
height: int
|
|
|
|
|
|
class TouchedOrDeletedClaimValue(typing.NamedTuple):
|
|
touched_claims: typing.Set[bytes]
|
|
deleted_claims: typing.Set[bytes]
|
|
|
|
def __str__(self):
|
|
return f"{self.__class__.__name__}(" \
|
|
f"touched_claims={','.join(map(lambda x: x.hex(), self.touched_claims))}," \
|
|
f"deleted_claims={','.join(map(lambda x: x.hex(), self.deleted_claims))})"
|
|
|
|
|
|
*/
|
|
|
|
type TouchedOrDeletedClaimKey struct {
|
|
Prefix []byte `json:"prefix"`
|
|
Height int32 `json:"height"`
|
|
}
|
|
|
|
type TouchedOrDeletedClaimValue struct {
|
|
TouchedClaims [][]byte `json:"touched_claims"`
|
|
DeletedClaims [][]byte `json:"deleted_claims"`
|
|
}
|
|
|
|
func (v *TouchedOrDeletedClaimValue) String() string {
|
|
touchedSB := strings.Builder{}
|
|
touchedLen := len(v.TouchedClaims)
|
|
for i, claim := range v.TouchedClaims {
|
|
touchedSB.WriteString(hex.EncodeToString(claim))
|
|
if i < touchedLen-1 {
|
|
touchedSB.WriteString(",")
|
|
}
|
|
}
|
|
|
|
deletedSB := strings.Builder{}
|
|
deletedLen := len(v.DeletedClaims)
|
|
for i, claim := range v.DeletedClaims {
|
|
deletedSB.WriteString(hex.EncodeToString(claim))
|
|
if i < deletedLen-1 {
|
|
deletedSB.WriteString(",")
|
|
}
|
|
}
|
|
|
|
return fmt.Sprintf(
|
|
"%s(touched_claims=%s, deleted_claims=%s)",
|
|
reflect.TypeOf(v),
|
|
touchedSB.String(),
|
|
deletedSB.String(),
|
|
)
|
|
}
|
|
|
|
func (k *TouchedOrDeletedClaimKey) PackKey() []byte {
|
|
prefixLen := 1
|
|
// b'>L'
|
|
n := prefixLen + 4
|
|
key := make([]byte, n)
|
|
copy(key, k.Prefix)
|
|
binary.BigEndian.PutUint32(key[prefixLen:], uint32(k.Height))
|
|
|
|
return key
|
|
}
|
|
|
|
func (v *TouchedOrDeletedClaimValue) PackValue() []byte {
|
|
var touchedLen, deletedLen uint32 = 0, 0
|
|
if v.TouchedClaims != nil {
|
|
for _, claim := range v.TouchedClaims {
|
|
if len(claim) != 20 {
|
|
log.Println("TouchedOrDeletedClaimValue: claim not length 20?!?")
|
|
return nil
|
|
}
|
|
}
|
|
touchedLen = uint32(len(v.TouchedClaims))
|
|
}
|
|
if v.DeletedClaims != nil {
|
|
for _, claim := range v.DeletedClaims {
|
|
if len(claim) != 20 {
|
|
log.Println("TouchedOrDeletedClaimValue: claim not length 20?!?")
|
|
return nil
|
|
}
|
|
}
|
|
deletedLen = uint32(len(v.DeletedClaims))
|
|
}
|
|
n := 4 + 4 + 20*touchedLen + 20*deletedLen
|
|
value := make([]byte, n)
|
|
binary.BigEndian.PutUint32(value, touchedLen)
|
|
binary.BigEndian.PutUint32(value[4:], deletedLen)
|
|
sort.Slice(v.TouchedClaims, func(i, j int) bool { return bytes.Compare(v.TouchedClaims[i], v.TouchedClaims[j]) < 0 })
|
|
sort.Slice(v.DeletedClaims, func(i, j int) bool { return bytes.Compare(v.DeletedClaims[i], v.DeletedClaims[j]) < 0 })
|
|
|
|
var i = 8
|
|
for j := 0; j < int(touchedLen); j++ {
|
|
copy(value[i:], v.TouchedClaims[j])
|
|
i += 20
|
|
}
|
|
for j := 0; j < int(deletedLen); j++ {
|
|
copy(value[i:], v.DeletedClaims[j])
|
|
i += 20
|
|
}
|
|
|
|
return value
|
|
}
|
|
|
|
func TouchedOrDeletedClaimPackPartialNFields(nFields int) func(*TouchedOrDeletedClaimKey) []byte {
|
|
return func(u *TouchedOrDeletedClaimKey) []byte {
|
|
return TouchedOrDeletedClaimKeyPackPartial(u, nFields)
|
|
}
|
|
}
|
|
|
|
func TouchedOrDeletedClaimKeyPackPartial(k *TouchedOrDeletedClaimKey, nFields int) []byte {
|
|
// Limit nFields between 0 and number of fields, we always at least need
|
|
// the prefix, and we never need to iterate past the number of fields.
|
|
if nFields > 1 {
|
|
nFields = 1
|
|
}
|
|
if nFields < 0 {
|
|
nFields = 0
|
|
}
|
|
|
|
prefixLen := 1
|
|
var n = prefixLen
|
|
for i := 0; i <= nFields; i++ {
|
|
switch i {
|
|
case 1:
|
|
n += 4
|
|
}
|
|
}
|
|
|
|
key := make([]byte, n)
|
|
|
|
for i := 0; i <= nFields; i++ {
|
|
switch i {
|
|
case 0:
|
|
copy(key, k.Prefix)
|
|
case 1:
|
|
binary.BigEndian.PutUint32(key[prefixLen:], uint32(k.Height))
|
|
}
|
|
}
|
|
|
|
return key
|
|
}
|
|
|
|
func TouchedOrDeletedClaimKeyUnpack(key []byte) *TouchedOrDeletedClaimKey {
|
|
return &TouchedOrDeletedClaimKey{
|
|
Prefix: key[:1],
|
|
Height: int32(binary.BigEndian.Uint32(key[1:])),
|
|
}
|
|
}
|
|
|
|
func TouchedOrDeletedClaimValueUnpack(value []byte) *TouchedOrDeletedClaimValue {
|
|
touchedLen := binary.BigEndian.Uint32(value)
|
|
deletedLen := binary.BigEndian.Uint32(value[4:])
|
|
touchedClaims := make([][]byte, touchedLen)
|
|
deletedClaims := make([][]byte, deletedLen)
|
|
var j = 8
|
|
for i := 0; i < int(touchedLen); i++ {
|
|
//touchedClaims[i] = make([]byte, 20)
|
|
//copy(touchedClaims[i], value[j:j+20])
|
|
touchedClaims[i] = value[j : j+20]
|
|
j += 20
|
|
}
|
|
for i := 0; i < int(deletedLen); i++ {
|
|
//deletedClaims[i] = make([]byte, 20)
|
|
//copy(deletedClaims[i], value[j:j+20])
|
|
deletedClaims[i] = value[j : j+20]
|
|
j += 20
|
|
}
|
|
return &TouchedOrDeletedClaimValue{
|
|
TouchedClaims: touchedClaims,
|
|
DeletedClaims: deletedClaims,
|
|
}
|
|
}
|
|
|
|
//
|
|
// HashXUTXOKey / HashXUTXOValue
|
|
//
|
|
|
|
func (k *HashXUTXOKey) String() string {
|
|
return fmt.Sprintf(
|
|
"%s(short_tx_hash=%s, tx_num=%d, nout=%d)",
|
|
reflect.TypeOf(k),
|
|
hex.EncodeToString(k.ShortTXHash),
|
|
k.TxNum,
|
|
k.Nout,
|
|
)
|
|
}
|
|
|
|
func (v *HashXUTXOValue) String() string {
|
|
return fmt.Sprintf(
|
|
"%s(hashX=%s)",
|
|
reflect.TypeOf(v),
|
|
hex.EncodeToString(v.HashX),
|
|
)
|
|
}
|
|
|
|
func (k *HashXUTXOKey) PackKey() []byte {
|
|
prefixLen := 1
|
|
// b'>4sLH'
|
|
n := prefixLen + 4 + 4 + 2
|
|
key := make([]byte, n)
|
|
copy(key, k.Prefix)
|
|
copy(key[prefixLen:], k.ShortTXHash)
|
|
binary.BigEndian.PutUint32(key[prefixLen+4:], k.TxNum)
|
|
binary.BigEndian.PutUint16(key[prefixLen+8:], k.Nout)
|
|
|
|
return key
|
|
}
|
|
|
|
func (v *HashXUTXOValue) PackValue() []byte {
|
|
value := make([]byte, 11)
|
|
copy(value, v.HashX)
|
|
|
|
return value
|
|
}
|
|
|
|
// HashXUTXOKeyPackPartialNFields creates a pack partial key function for n fields.
|
|
func HashXUTXOKeyPackPartialNFields(nFields int) func(*HashXUTXOKey) []byte {
|
|
return func(u *HashXUTXOKey) []byte {
|
|
return HashXUTXOKeyPackPartial(u, nFields)
|
|
}
|
|
}
|
|
|
|
// HashXUTXOKeyPackPartial packs a variable number of fields into a byte
|
|
// array
|
|
func HashXUTXOKeyPackPartial(k *HashXUTXOKey, nFields int) []byte {
|
|
// Limit nFields between 0 and number of fields, we always at least need
|
|
// the prefix, and we never need to iterate past the number of fields.
|
|
if nFields > 3 {
|
|
nFields = 3
|
|
}
|
|
if nFields < 0 {
|
|
nFields = 0
|
|
}
|
|
|
|
// b'>4sLH'
|
|
prefixLen := 1
|
|
var n = prefixLen
|
|
for i := 0; i <= nFields; i++ {
|
|
switch i {
|
|
case 1:
|
|
n += 4
|
|
case 2:
|
|
n += 4
|
|
case 3:
|
|
n += 2
|
|
}
|
|
}
|
|
|
|
key := make([]byte, n)
|
|
|
|
for i := 0; i <= nFields; i++ {
|
|
switch i {
|
|
case 0:
|
|
copy(key, k.Prefix)
|
|
case 1:
|
|
copy(key[prefixLen:], k.ShortTXHash)
|
|
case 2:
|
|
binary.BigEndian.PutUint32(key[prefixLen+4:], k.TxNum)
|
|
case 3:
|
|
binary.BigEndian.PutUint16(key[prefixLen+8:], k.Nout)
|
|
}
|
|
}
|
|
|
|
return key
|
|
}
|
|
|
|
func HashXUTXOKeyUnpack(key []byte) *HashXUTXOKey {
|
|
return &HashXUTXOKey{
|
|
Prefix: key[:1],
|
|
ShortTXHash: key[1:5],
|
|
TxNum: binary.BigEndian.Uint32(key[5:]),
|
|
Nout: binary.BigEndian.Uint16(key[9:]),
|
|
}
|
|
}
|
|
|
|
func HashXUTXOValueUnpack(value []byte) *HashXUTXOValue {
|
|
return &HashXUTXOValue{
|
|
HashX: value[:11],
|
|
}
|
|
}
|
|
|
|
//
|
|
// UTXOKey / UTXOValue
|
|
//
|
|
|
|
func (k *UTXOKey) String() string {
|
|
return fmt.Sprintf(
|
|
"%s(hashX=%s, tx_num=%d, nout=%d)",
|
|
reflect.TypeOf(k),
|
|
hex.EncodeToString(k.HashX),
|
|
k.TxNum,
|
|
k.Nout,
|
|
)
|
|
}
|
|
|
|
func (k *UTXOKey) PackKey() []byte {
|
|
prefixLen := 1
|
|
// b'>11sLH'
|
|
n := prefixLen + 11 + 4 + 2
|
|
key := make([]byte, n)
|
|
copy(key, k.Prefix)
|
|
copy(key[prefixLen:], k.HashX)
|
|
binary.BigEndian.PutUint32(key[prefixLen+11:], k.TxNum)
|
|
binary.BigEndian.PutUint16(key[prefixLen+15:], k.Nout)
|
|
|
|
return key
|
|
}
|
|
|
|
func (k *UTXOValue) PackValue() []byte {
|
|
value := make([]byte, 8)
|
|
binary.BigEndian.PutUint64(value, k.Amount)
|
|
|
|
return value
|
|
}
|
|
|
|
// UTXOKeyPackPartialNFields creates a pack partial key function for n fields.
|
|
func UTXOKeyPackPartialNFields(nFields int) func(*UTXOKey) []byte {
|
|
return func(u *UTXOKey) []byte {
|
|
return UTXOKeyPackPartial(u, nFields)
|
|
}
|
|
}
|
|
|
|
// UTXOKeyPackPartial packs a variable number of fields for a UTXOKey into
|
|
// a byte array.
|
|
func UTXOKeyPackPartial(k *UTXOKey, nFields int) []byte {
|
|
// Limit nFields between 0 and number of fields, we always at least need
|
|
// the prefix, and we never need to iterate past the number of fields.
|
|
if nFields > 3 {
|
|
nFields = 3
|
|
}
|
|
if nFields < 0 {
|
|
nFields = 0
|
|
}
|
|
|
|
// b'>11sLH'
|
|
prefixLen := 1
|
|
var n = prefixLen
|
|
for i := 0; i <= nFields; i++ {
|
|
switch i {
|
|
case 1:
|
|
n += 11
|
|
case 2:
|
|
n += 4
|
|
case 3:
|
|
n += 2
|
|
}
|
|
}
|
|
|
|
key := make([]byte, n)
|
|
|
|
for i := 0; i <= nFields; i++ {
|
|
switch i {
|
|
case 0:
|
|
copy(key, k.Prefix)
|
|
case 1:
|
|
copy(key[prefixLen:], k.HashX)
|
|
case 2:
|
|
binary.BigEndian.PutUint32(key[prefixLen+11:], k.TxNum)
|
|
case 3:
|
|
binary.BigEndian.PutUint16(key[prefixLen+15:], k.Nout)
|
|
}
|
|
}
|
|
|
|
return key
|
|
}
|
|
|
|
func UTXOKeyUnpack(key []byte) *UTXOKey {
|
|
return &UTXOKey{
|
|
Prefix: key[:1],
|
|
HashX: key[1:12],
|
|
TxNum: binary.BigEndian.Uint32(key[12:]),
|
|
Nout: binary.BigEndian.Uint16(key[16:]),
|
|
}
|
|
}
|
|
|
|
func UTXOValueUnpack(value []byte) *UTXOValue {
|
|
return &UTXOValue{
|
|
Amount: binary.BigEndian.Uint64(value),
|
|
}
|
|
}
|
|
|
|
func UnpackGenericKey(key []byte) (byte, interface{}, error) {
|
|
if len(key) == 0 {
|
|
return 0x0, nil, errors.Base("key length zero")
|
|
}
|
|
firstByte := key[0]
|
|
switch firstByte {
|
|
case ClaimToSupport:
|
|
case SupportToClaim:
|
|
|
|
case ClaimToTXO:
|
|
case TXOToClaim:
|
|
|
|
case ClaimToChannel:
|
|
case ChannelToClaim:
|
|
|
|
case ClaimShortIdPrefix:
|
|
case EffectiveAmount:
|
|
case ClaimExpiration:
|
|
|
|
case ClaimTakeover:
|
|
case PendingActivation:
|
|
case ActivatedClaimAndSupport:
|
|
case ActiveAmount:
|
|
|
|
case Repost:
|
|
case RepostedClaim:
|
|
|
|
case Undo:
|
|
return 0x0, nil, errors.Base("key unpack function for %v not implemented", firstByte)
|
|
case ClaimDiff:
|
|
return ClaimDiff, TouchedOrDeletedClaimKeyUnpack(key), nil
|
|
|
|
case Tx:
|
|
case BlockHash:
|
|
case Header:
|
|
case TxNum:
|
|
case TxCount:
|
|
case TxHash:
|
|
return 0x0, nil, errors.Base("key unpack function for %v not implemented", firstByte)
|
|
case UTXO:
|
|
return UTXO, UTXOKeyUnpack(key), nil
|
|
case HashXUTXO:
|
|
return UTXO, HashXUTXOKeyUnpack(key), nil
|
|
case HashXHistory:
|
|
case DBState:
|
|
case ChannelCount:
|
|
case SupportAmount:
|
|
case BlockTXs:
|
|
}
|
|
return 0x0, nil, errors.Base("key unpack function for %v not implemented", firstByte)
|
|
}
|
|
|
|
func UnpackGenericValue(key, value []byte) (byte, interface{}, error) {
|
|
if len(key) == 0 {
|
|
return 0x0, nil, errors.Base("key length zero")
|
|
}
|
|
if len(value) == 0 {
|
|
return 0x0, nil, errors.Base("value length zero")
|
|
}
|
|
|
|
firstByte := key[0]
|
|
switch firstByte {
|
|
case ClaimToSupport:
|
|
case SupportToClaim:
|
|
|
|
case ClaimToTXO:
|
|
case TXOToClaim:
|
|
|
|
case ClaimToChannel:
|
|
case ChannelToClaim:
|
|
|
|
case ClaimShortIdPrefix:
|
|
case EffectiveAmount:
|
|
case ClaimExpiration:
|
|
|
|
case ClaimTakeover:
|
|
case PendingActivation:
|
|
case ActivatedClaimAndSupport:
|
|
case ActiveAmount:
|
|
|
|
case Repost:
|
|
case RepostedClaim:
|
|
|
|
case Undo:
|
|
return 0x0, nil, nil
|
|
case ClaimDiff:
|
|
return ClaimDiff, TouchedOrDeletedClaimValueUnpack(value), nil
|
|
|
|
case Tx:
|
|
case BlockHash:
|
|
case Header:
|
|
case TxNum:
|
|
case TxCount:
|
|
case TxHash:
|
|
return 0x0, nil, nil
|
|
case UTXO:
|
|
return UTXO, UTXOValueUnpack(value), nil
|
|
case HashXUTXO:
|
|
return HashXUTXO, HashXUTXOValueUnpack(value), nil
|
|
case HashXHistory:
|
|
case DBState:
|
|
case ChannelCount:
|
|
case SupportAmount:
|
|
case BlockTXs:
|
|
}
|
|
return 0x0, nil, nil
|
|
}
|