Fix HMAC SHA3-224 and HMAC SHA3-256.

[openssl.git] / crypto / hmac / hmac_lcl.h

diff --git a/crypto/hmac/hmac_lcl.h b/crypto/hmac/hmac_lcl.h
index 7ba0aac483ead8e06b0aa24002f61e088a1a18af..8fd8345694a26baf3d79421c05ad872781392ef2 100644 (file)
--- a/crypto/hmac/hmac_lcl.h
+++ b/crypto/hmac/hmac_lcl.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -10,13 +10,16 @@
 #ifndef HEADER_HMAC_LCL_H
 # define HEADER_HMAC_LCL_H
 
+/* The current largest case is for SHA3-224 */
+#define HMAC_MAX_MD_CBLOCK_SIZE     144
+
 struct hmac_ctx_st {
     const EVP_MD *md;
     EVP_MD_CTX *md_ctx;
     EVP_MD_CTX *i_ctx;
     EVP_MD_CTX *o_ctx;
     unsigned int key_length;
-    unsigned char key[HMAC_MAX_MD_CBLOCK];
+    unsigned char key[HMAC_MAX_MD_CBLOCK_SIZE];
 };
 
 #endif