X-Git-Url: http://www.git.cypherpunks.ru/?p=gohpenc.git;a=blobdiff_plain;f=src%2Fcypherpunks.ru%2Fgohpenc%2Fbase32.go;fp=src%2Fcypherpunks.ru%2Fgohpenc%2Fbase32.go;h=f84388f68e33133a246534f2883cd217d24fc29f;hp=0000000000000000000000000000000000000000;hb=db781dbdb4806867e8e2e378ceb20cf886e8fa4c;hpb=ae7a2efeea1aadfaf3a098e0449997f5b5840b44

diff --git a/src/cypherpunks.ru/gohpenc/base32.go b/src/cypherpunks.ru/gohpenc/base32.go
new file mode 100644
index 0000000..f84388f
--- /dev/null
+++ b/src/cypherpunks.ru/gohpenc/base32.go
@@ -0,0 +1,23 @@
+package main
+
+import (
+	"encoding/base32"
+	"strings"
+)
+
+func ToBase32(data []byte) string {
+	return strings.TrimRight(base32.StdEncoding.EncodeToString(data), "=")
+}
+
+func FromBase32(data string) ([]byte, error) {
+	padSize := len(data) % 8
+	if padSize != 0 {
+		padSize = 8 - padSize
+		pad := make([]byte, 0, padSize)
+		for i := 0; i < padSize; i++ {
+			pad = append(pad, '=')
+		}
+		data += string(pad)
+	}
+	return base32.StdEncoding.DecodeString(data)
+}