+func FederationPMultiSigScript(c *Config) []byte {
+ xpubs := c.Federation.Xpubs
+ program, err := vmutil.P2SPMultiSigProgram(chainkd.XPubKeys(xpubs), c.Federation.Quorum)
+ if err != nil {
+ log.Panicf("fail to generate federation scirpt for federation: %v", err)
+ }
+
+ return program
+}
+
+func FederationWScript(c *Config) []byte {
+ script := FederationPMultiSigScript(c)
+ scriptHash := crypto.Sha256(script)
+ wscript, err := vmutil.P2WSHProgram(scriptHash)
+ if err != nil {
+ log.Panicf("Fail converts scriptHash to witness: %v", err)
+ }
+
+ return wscript
+}
+