Edit (#275)

[bytom/vapor.git] / federation / util / script.go

diff --git a/federation/util/script.go b/federation/util/script.go
deleted file mode 100644 (file)
index 76d498e..0000000
--- a/federation/util/script.go
+++ /dev/null
@@ -1,45 +0,0 @@
-package util
-
-import (
-       "sort"
-
-       log "github.com/sirupsen/logrus"
-
-       "github.com/vapor/crypto"
-       "github.com/vapor/crypto/ed25519/chainkd"
-       "github.com/vapor/federation/config"
-       "github.com/vapor/protocol/vm/vmutil"
-)
-
-func ParseFedProg(warders []config.Warder, quorum int) []byte {
-       SortWarders(warders)
-
-       xpubs := []chainkd.XPub{}
-       for _, w := range warders {
-               xpubs = append(xpubs, w.XPub)
-       }
-
-       scirpt, err := vmutil.P2SPMultiSigProgram(chainkd.XPubKeys(xpubs), quorum)
-       if err != nil {
-               log.Panicf("fail to generate federation scirpt for federation: %v", err)
-       }
-
-       scriptHash := crypto.Sha256(scirpt)
-       wscript, err := vmutil.P2WSHProgram(scriptHash)
-       if err != nil {
-               log.Panicf("Fail converts scriptHash to witness: %v", err)
-       }
-
-       return wscript
-}
-
-type byPosition []config.Warder
-
-func (w byPosition) Len() int           { return len(w) }
-func (w byPosition) Swap(i, j int)      { w[i], w[j] = w[j], w[i] }
-func (w byPosition) Less(i, j int) bool { return w[i].Position < w[j].Position }
-
-func SortWarders(warders []config.Warder) []config.Warder {
-       sort.Sort(byPosition(warders))
-       return warders
-}