/
store.go
47 lines (42 loc) · 941 Bytes
/
store.go
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package share
import (
"bytes"
"encoding/gob"
"io/ioutil"
)
// Store 存bin
func Store(data interface{}, filename string) {
buffer := new(bytes.Buffer)
encoder := gob.NewEncoder(buffer)
err := encoder.Encode(data)
if err != nil {
panic(err)
}
err = ioutil.WriteFile(filename, buffer.Bytes(), 0600)
if err != nil {
panic(err)
}
}
// LoadFromRaw 从二进制流读区块
func LoadFromRaw(data interface{}, raw []byte) {
buffer := bytes.NewBuffer(raw)
dec := gob.NewDecoder(buffer)
err := dec.Decode(data)
if err != nil {
panic(err)
}
}
// Load 从文件读区块
func Load(data interface{}, filename string) {
raw, err := ioutil.ReadFile(filename)
if err != nil {
panic(err)
}
LoadFromRaw(data, raw)
}
// LoadCardBlockChainFromDisk 从文件读取历史区块
func LoadCardBlockChainFromDisk(path string) *CardBlockChain {
var cardChainRead CardBlockChain
Load(&cardChainRead, path)
return &cardChainRead
}