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core: create blockchain state that represents state of the bc

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move some util methods to blockchain state
This commit is contained in:
Vsevolod Brekelov 2019-11-18 13:58:32 +03:00
parent d4e8846ed0
commit 3c4b0e955d
3 changed files with 137 additions and 126 deletions
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42
pkg/core/util.go
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@ -4,11 +4,9 @@ import (
"time"
"github.com/CityOfZion/neo-go/config"
"github.com/CityOfZion/neo-go/pkg/core/storage"
"github.com/CityOfZion/neo-go/pkg/core/transaction"
"github.com/CityOfZion/neo-go/pkg/crypto/hash"
"github.com/CityOfZion/neo-go/pkg/crypto/keys"
"github.com/CityOfZion/neo-go/pkg/io"
"github.com/CityOfZion/neo-go/pkg/smartcontract"
"github.com/CityOfZion/neo-go/pkg/util"
"github.com/CityOfZion/neo-go/pkg/vm"
@ -176,43 +174,3 @@ func headerSliceReverse(dest []*Header) {
dest[i], dest[j] = dest[j], dest[i]
}
}
// storeAsCurrentBlock stores the given block witch prefix
// SYSCurrentBlock.
func storeAsCurrentBlock(store storage.Store, block *Block) error {
buf := io.NewBufBinWriter()
buf.WriteLE(block.Hash().BytesReverse())
buf.WriteLE(block.Index)
return store.Put(storage.SYSCurrentBlock.Bytes(), buf.Bytes())
}
// storeAsBlock stores the given block as DataBlock.
func storeAsBlock(store storage.Store, block *Block, sysFee uint32) error {
var (
key = storage.AppendPrefix(storage.DataBlock, block.Hash().BytesReverse())
buf = io.NewBufBinWriter()
)
// sysFee needs to be handled somehow
// buf.WriteLE(sysFee)
b, err := block.Trim()
if err != nil {
return err
}
buf.WriteLE(b)
if buf.Err != nil {
return buf.Err
}
return store.Put(key, buf.Bytes())
}
// storeAsTransaction stores the given TX as DataTransaction.
func storeAsTransaction(store storage.Store, tx *transaction.Transaction, index uint32) error {
key := storage.AppendPrefix(storage.DataTransaction, tx.Hash().BytesReverse())
buf := io.NewBufBinWriter()
buf.WriteLE(index)
tx.EncodeBinary(buf.BinWriter)
if buf.Err != nil {
return buf.Err
}
return store.Put(key, buf.Bytes())
}