Import from e83a204HEADmaster

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/leaf_alts.go b/leaf_alts.go
index c51f7df..70513ab 100644
--- a/leaf_alts.go
+++ b/leaf_alts.go
@@ -41,3 +41,14 @@ func bePutUint32(b []byte, v uint32) {
 	b[2] = byte(v >> 8)
 	b[3] = byte(v)
 }
+
+func leUint16(b []byte) uint16 {
+	_ = b[1] // bounds check hint to compiler; see golang.org/issue/14808
+	return uint16(b[0]) | uint16(b[1])<<8
+}
+
+func lePutUint16(b []byte, v uint16) {
+	_ = b[1] // early bounds check to guarantee safety of writes below
+	b[0] = byte(v)
+	b[1] = byte(v >> 8)
+}