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rechner.go

@@ -0,0 +1,26 @@
+package main
+
+import (
+	"crypto/sha512"
+	"encoding/binary"
+	"fmt"
+	"strconv"
+)
+
+func Sauce(malid int64, username string) string {
+	return fmt.Sprintf("%x", sha512.Sum512([]byte(registerSecret+strconv.FormatInt(malid, 10)+username)))
+}
+
+func BytesToInt64(bytes []byte) (int64, error) {
+	yes, c := binary.Varint(bytes)
+	if c <= 0 {
+		return yes, fmt.Errorf("int64 decode error: %s", bytes)
+	}
+	return yes, nil
+}
+
+func Int64ToByte(yes int64) []byte {
+	buf := make([]byte, binary.MaxVarintLen64)
+	n := binary.PutVarint(buf, yes)
+	return buf[:n]
+}