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[openssl.git] / crypto / aes / aes_core.c

diff --git a/crypto/aes/aes_core.c b/crypto/aes/aes_core.c
index e8ea36912a1a2cb01cc19dc5659ec1f982fa427e..ef0fc51d952ff93c18fed34768257381fe09db66 100644 (file)
--- a/crypto/aes/aes_core.c
+++ b/crypto/aes/aes_core.c
@@ -1,4 +1,12 @@
-/* crypto/aes/aes_core.c -*- mode:C; c-file-style: "eay" -*- */
+/*
+ * Copyright 2002-2016 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
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
 /**
  * rijndael-alg-fst.c
  *
@@ -28,11 +36,6 @@
 /* Note: rewritten a little bit to provide error control and an OpenSSL-
    compatible API */
 
-#ifndef AES_DEBUG
-# ifndef NDEBUG
-#  define NDEBUG
-# endif
-#endif
 #include <assert.h>
 
 #include <stdlib.h>
@@ -1131,31 +1134,31 @@ void AES_decrypt(const unsigned char *in, unsigned char *out,
      * map cipher state to byte array block:
      */
     s0 =
-        (Td4[(t0 >> 24)       ] << 24) ^
-        (Td4[(t3 >> 16) & 0xff] << 16) ^
-        (Td4[(t2 >>  8) & 0xff] <<  8) ^
-        (Td4[(t1      ) & 0xff])       ^
+        ((u32)Td4[(t0 >> 24)       ] << 24) ^
+        ((u32)Td4[(t3 >> 16) & 0xff] << 16) ^
+        ((u32)Td4[(t2 >>  8) & 0xff] <<  8) ^
+        ((u32)Td4[(t1      ) & 0xff])       ^
         rk[0];
     PUTU32(out     , s0);
     s1 =
-        (Td4[(t1 >> 24)       ] << 24) ^
-        (Td4[(t0 >> 16) & 0xff] << 16) ^
-        (Td4[(t3 >>  8) & 0xff] <<  8) ^
-        (Td4[(t2      ) & 0xff])       ^
+        ((u32)Td4[(t1 >> 24)       ] << 24) ^
+        ((u32)Td4[(t0 >> 16) & 0xff] << 16) ^
+        ((u32)Td4[(t3 >>  8) & 0xff] <<  8) ^
+        ((u32)Td4[(t2      ) & 0xff])       ^
         rk[1];
     PUTU32(out +  4, s1);
     s2 =
-        (Td4[(t2 >> 24)       ] << 24) ^
-        (Td4[(t1 >> 16) & 0xff] << 16) ^
-        (Td4[(t0 >>  8) & 0xff] <<  8) ^
-        (Td4[(t3      ) & 0xff])       ^
+        ((u32)Td4[(t2 >> 24)       ] << 24) ^
+        ((u32)Td4[(t1 >> 16) & 0xff] << 16) ^
+        ((u32)Td4[(t0 >>  8) & 0xff] <<  8) ^
+        ((u32)Td4[(t3      ) & 0xff])       ^
         rk[2];
     PUTU32(out +  8, s2);
     s3 =
-        (Td4[(t3 >> 24)       ] << 24) ^
-        (Td4[(t2 >> 16) & 0xff] << 16) ^
-        (Td4[(t1 >>  8) & 0xff] <<  8) ^
-        (Td4[(t0      ) & 0xff])       ^
+        ((u32)Td4[(t3 >> 24)       ] << 24) ^
+        ((u32)Td4[(t2 >> 16) & 0xff] << 16) ^
+        ((u32)Td4[(t1 >>  8) & 0xff] <<  8) ^
+        ((u32)Td4[(t0      ) & 0xff])       ^
         rk[3];
     PUTU32(out + 12, s3);
 }
@@ -1234,10 +1237,10 @@ int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
         while (1) {
             temp  = rk[3];
             rk[4] = rk[0] ^
-                (Te4[(temp >> 16) & 0xff] << 24) ^
-                (Te4[(temp >>  8) & 0xff] << 16) ^
-                (Te4[(temp      ) & 0xff] << 8) ^
-                (Te4[(temp >> 24)       ]) ^
+                ((u32)Te4[(temp >> 16) & 0xff] << 24) ^
+                ((u32)Te4[(temp >>  8) & 0xff] << 16) ^
+                ((u32)Te4[(temp      ) & 0xff] << 8) ^
+                ((u32)Te4[(temp >> 24)       ]) ^
                 rcon[i];
             rk[5] = rk[1] ^ rk[4];
             rk[6] = rk[2] ^ rk[5];
@@ -1254,10 +1257,10 @@ int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
         while (1) {
             temp = rk[ 5];
             rk[ 6] = rk[ 0] ^
-                (Te4[(temp >> 16) & 0xff] << 24) ^
-                (Te4[(temp >>  8) & 0xff] << 16) ^
-                (Te4[(temp      ) & 0xff] << 8) ^
-                (Te4[(temp >> 24)       ]) ^
+                ((u32)Te4[(temp >> 16) & 0xff] << 24) ^
+                ((u32)Te4[(temp >>  8) & 0xff] << 16) ^
+                ((u32)Te4[(temp      ) & 0xff] << 8) ^
+                ((u32)Te4[(temp >> 24)       ]) ^
                 rcon[i];
             rk[ 7] = rk[ 1] ^ rk[ 6];
             rk[ 8] = rk[ 2] ^ rk[ 7];
@@ -1276,10 +1279,10 @@ int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
         while (1) {
             temp = rk[ 7];
             rk[ 8] = rk[ 0] ^
-                (Te4[(temp >> 16) & 0xff] << 24) ^
-                (Te4[(temp >>  8) & 0xff] << 16) ^
-                (Te4[(temp      ) & 0xff] << 8) ^
-                (Te4[(temp >> 24)       ]) ^
+                ((u32)Te4[(temp >> 16) & 0xff] << 24) ^
+                ((u32)Te4[(temp >>  8) & 0xff] << 16) ^
+                ((u32)Te4[(temp      ) & 0xff] << 8) ^
+                ((u32)Te4[(temp >> 24)       ]) ^
                 rcon[i];
             rk[ 9] = rk[ 1] ^ rk[ 8];
             rk[10] = rk[ 2] ^ rk[ 9];
@@ -1289,10 +1292,10 @@ int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
             }
             temp = rk[11];
             rk[12] = rk[ 4] ^
-                (Te4[(temp >> 24)       ] << 24) ^
-                (Te4[(temp >> 16) & 0xff] << 16) ^
-                (Te4[(temp >>  8) & 0xff] << 8) ^
-                (Te4[(temp      ) & 0xff]);
+                ((u32)Te4[(temp >> 24)       ] << 24) ^
+                ((u32)Te4[(temp >> 16) & 0xff] << 16) ^
+                ((u32)Te4[(temp >>  8) & 0xff] << 8) ^
+                ((u32)Te4[(temp      ) & 0xff]);
             rk[13] = rk[ 5] ^ rk[12];
             rk[14] = rk[ 6] ^ rk[13];
             rk[15] = rk[ 7] ^ rk[14];