Removed old serialization
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parent
34d62c380e
commit
79eaa6f2ba
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@ -1,63 +0,0 @@
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package main
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import (
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"math"
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"bytes"
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)
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func ToBinary(x int, bytes int) string {
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if bytes == 0 {
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return ""
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} else {
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return ToBinary(int(x / 256), bytes - 1) + string(x % 256)
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}
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}
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func NumToVarInt(x int) string {
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if x < 253 {
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return string(x)
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} else if x < int(math.Pow(2,16)) {
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return string(253) + ToBinary(x, 2)
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} else if x < int(math.Pow(2,32)) {
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return string(253) + ToBinary(x, 4)
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} else {
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return string(253) + ToBinary(x, 8)
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}
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}
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func RlpEncode(object interface{}) string {
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if str, ok := object.(string); ok {
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return "\x00" + NumToVarInt(len(str)) + str
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} else if num, ok := object.(uint32); ok {
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return RlpEncode(Uitoa(num))
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} else if byt, ok := object.([]byte); ok {
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return RlpEncode(string(byt))
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} else if slice, ok := object.([]interface{}); ok {
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var buffer bytes.Buffer
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for _, val := range slice {
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if v, ok := val.(string); ok {
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buffer.WriteString(RlpEncode(v))
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} else {
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buffer.WriteString(RlpEncode(val))
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}
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}
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return "\x01" + RlpEncode(len(buffer.String())) + buffer.String()
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} else if slice, ok := object.([]string); ok {
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// FIXME this isn't dry. Fix this
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var buffer bytes.Buffer
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for _, val := range slice {
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buffer.WriteString(RlpEncode(val))
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}
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return "\x01" + RlpEncode(len(buffer.String())) + buffer.String()
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}
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return ""
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}
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type RlpSerializer interface {
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MarshalRlp() []byte
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UnmarshalRlp([]byte)
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}
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@ -1,20 +0,0 @@
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package main
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import (
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"testing"
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"fmt"
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)
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func TestRlpEncode(t *testing.T) {
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strRes := "\x00\x03dog"
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str := RlpEncode("dog")
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if str != strRes {
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t.Error(fmt.Sprintf("Expected %q, got %q", strRes, str))
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}
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sliceRes := "\x01\x00\x03dog\x00\x03god\x00\x03cat"
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slice := RlpEncode([]string{"dog", "god", "cat"})
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if slice != sliceRes {
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t.Error(fmt.Sprintf("Expected %q, got %q", sliceRes, slice))
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}
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}
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