go-ethereum/rlp.go
2013-12-27 21:20:47 +01:00

53 lines
943 B
Go

package main
import (
_"fmt"
"bytes"
"math"
)
func EncodeSlice(slice []interface{}) []byte {
var buff bytes.Buffer
for _, val := range slice {
switch t := val.(type) {
case []interface{}, []string:
buff.Write(Encode(t))
}
}
return buff.Bytes()
}
func Encode(object interface{}) []byte {
var buff bytes.Buffer
switch t := object.(type) {
case string:
if len(t) < 56 {
buff.WriteString(string(len(t) + 64) + t)
} else {
}
case uint32, uint64:
var num uint64
if _num, ok := t.(uint64); ok {
num = _num
} else if _num, ok := t.(uint32); ok {
num = uint64(_num)
}
if num >= 0 && num < 24 {
buff.WriteString(string(num))
} else if num <= uint64(math.Pow(2, 256)) {
}
case []byte:
// Cast the byte slice to a string
buff.Write(Encode(string(t)))
case []interface{}:
buff.Write(EncodeSlice(t))
}
return buff.Bytes()
}