Merge pull request #26 from dfinity/enzoh/codec

Implement signature encoding routine
dfinity · Aug 18, 2021 · 74c20ed · 74c20ed
2 parents 3e2de90 + 634a346
commit 74c20ed
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Showing 3 changed files with 15 additions and 2 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## v1.6.1
+
+- Upgrade encoding library.
+
 ## v1.6.0
 
 - Add `shortlist` command to print the available commands.
@@ -18,7 +22,7 @@
 
 ## v1.3.0
 
-- Upgrade HD crypto library dependency.
+- Upgrade crypto library dependency.
 
 ## v1.2.0
 

diff --git a/Makefile b/Makefile
@@ -1,6 +1,6 @@
 MAJOR ?= 1
 MINOR ?= 6
-PATCH ?= 0
+PATCH ?= 1
 
 LDFLAGS := -X=main.MAJOR=$(MAJOR)
 LDFLAGS += -X=main.MINOR=$(MINOR)

diff --git a/codec/encode.go b/codec/encode.go
@@ -60,3 +60,12 @@ func EncodeECPubKey(pubKey *btcec.PublicKey) ([]byte, error) {
 		},
 	})
 }
+
+func EncodeECSig(sig *btcec.Signature) []byte {
+	var buf [64]byte
+	r := sig.R.Bytes()
+	s := sig.S.Bytes()
+	copy(buf[(32-len(r)):], r)
+	copy(buf[(64-len(s)):], s)
+	return buf[:]
+}