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Added generic big to 256 method. Implemented new iterator

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This commit is contained in:
obscuren
2014-10-10 17:00:06 +02:00
parent 9b494c6869
commit e02c0fa808
8 changed files with 151 additions and 120 deletions
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18
ethtrie/encoding.go
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@ -6,7 +6,7 @@ import (
"strings"
)
func CompactEncode(hexSlice []int) string {
func CompactEncode(hexSlice []byte) string {
terminator := 0
if hexSlice[len(hexSlice)-1] == 16 {
terminator = 1
@ -17,11 +17,11 @@ func CompactEncode(hexSlice []int) string {
}
oddlen := len(hexSlice) % 2
flags := 2*terminator + oddlen
flags := byte(2*terminator + oddlen)
if oddlen != 0 {
hexSlice = append([]int{flags}, hexSlice...)
hexSlice = append([]byte{flags}, hexSlice...)
} else {
hexSlice = append([]int{flags, 0}, hexSlice...)
hexSlice = append([]byte{flags, 0}, hexSlice...)
}
var buff bytes.Buffer
@ -32,7 +32,7 @@ func CompactEncode(hexSlice []int) string {
return buff.String()
}
func CompactDecode(str string) []int {
func CompactDecode(str string) []byte {
base := CompactHexDecode(str)
base = base[:len(base)-1]
if base[0] >= 2 {
@ -47,20 +47,20 @@ func CompactDecode(str string) []int {
return base
}
func CompactHexDecode(str string) []int {
func CompactHexDecode(str string) []byte {
base := "0123456789abcdef"
hexSlice := make([]int, 0)
hexSlice := make([]byte, 0)
enc := hex.EncodeToString([]byte(str))
for _, v := range enc {
hexSlice = append(hexSlice, strings.IndexByte(base, byte(v)))
hexSlice = append(hexSlice, byte(strings.IndexByte(base, byte(v))))
}
hexSlice = append(hexSlice, 16)
return hexSlice
}
func DecodeCompact(key []int) string {
func DecodeCompact(key []byte) string {
base := "0123456789abcdef"
var str string