From 7f7910524e3512184498fa5fe0629ecc7597d0e9 Mon Sep 17 00:00:00 2001
From: Jeffrey Walton <noloader@gmail.com>
Date: Sat, 10 Apr 2021 00:13:44 -0400
Subject: [PATCH] Update CBC-MAC documentation

---
 cbcmac.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cbcmac.h b/cbcmac.h
index 8ad81b52..ca3ff689 100644
--- a/cbcmac.h
+++ b/cbcmac.h
@@ -43,7 +43,11 @@ template <class T>
 class CBC_MAC : public MessageAuthenticationCodeImpl<CBC_MAC_Base, CBC_MAC<T> >, public SameKeyLengthAs<T>
 {
 public:
+	/// \brief Construct a CBC_MAC
 	CBC_MAC() {}
+	/// \brief Construct a CBC_MAC
+	/// \param key a byte buffer used to key the cipher
+	/// \param length the length of the byte buffer
 	CBC_MAC(const byte *key, size_t length=SameKeyLengthAs<T>::DEFAULT_KEYLENGTH)
 		{this->SetKey(key, length);}