From da16be98e013873d02350a3bb1da781f10405e39 Mon Sep 17 00:00:00 2001
From: fumiama <s862105088@gmail.com>
Date: Sun, 8 Aug 2021 11:19:04 +0800
Subject: [PATCH] add free

---
 README.md |  2 +-
 conv.go   |  2 ++
 mem.go    | 10 ++++++++++
 3 files changed, 13 insertions(+), 1 deletion(-)
 create mode 100644 mem.go

diff --git a/README.md b/README.md
index edf6800..3ba3094 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ Turn the result to its original coding form to decode.
 
 # Usage
 ## As package
-Just include it in your project.
+Just import it in your project.
 ## As lib
 Copy this repo to `$GOPATH/src`, then execute
 ```bash
diff --git a/conv.go b/conv.go
index 1cc32f9..f91099b 100644
--- a/conv.go
+++ b/conv.go
@@ -6,10 +6,12 @@ import (
 
 var format = unicode.UTF16(unicode.BigEndian, unicode.IgnoreBOM)
 
+// UTF16be2utf8 to display the result as string
 func UTF16be2utf8(b []byte) ([]byte, error) {
 	return format.NewDecoder().Bytes(b)
 }
 
+// UTF82utf16be to decode from string
 func UTF82utf16be(b []byte) ([]byte, error) {
 	return format.NewEncoder().Bytes(b)
 }
diff --git a/mem.go b/mem.go
new file mode 100644
index 0000000..896add9
--- /dev/null
+++ b/mem.go
@@ -0,0 +1,10 @@
+package base14
+
+// #include <stdlib.h>
+import "C"
+import "unsafe"
+
+// Free memory allocated by encode / decode
+func Free(b []byte) {
+	C.free(unsafe.Pointer(&b[0]))
+}