X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fmodes%2Fmodes_lcl.h;h=0215bbdeddef82b13996de0cac8da6123aa81413;hb=81cae8ce0965afeb2dc1697d2a68ba3eb427be52;hp=90b92c0fc724c403bd6375bc9bd64bb00cd66863;hpb=0f113f3ee4d629ef9a4a30911b22b224772085e5;p=oweals%2Fopenssl.git

diff --git a/crypto/modes/modes_lcl.h b/crypto/modes/modes_lcl.h
index 90b92c0fc7..0215bbdedd 100644
--- a/crypto/modes/modes_lcl.h
+++ b/crypto/modes/modes_lcl.h
@@ -1,8 +1,10 @@
-/* ====================================================================
- * Copyright (c) 2010 The OpenSSL Project.  All rights reserved.
+/*
+ * Copyright 2010-2018 The OpenSSL Project Authors. All Rights Reserved.
  *
- * Redistribution and use is governed by OpenSSL license.
- * ====================================================================
+ * Licensed under the Apache License 2.0 (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
  */
 
 #include <openssl/modes.h>
@@ -38,39 +40,40 @@ typedef unsigned char u8;
 #if !defined(PEDANTIC) && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM)
 # if defined(__GNUC__) && __GNUC__>=2
 #  if defined(__x86_64) || defined(__x86_64__)
-#   define BSWAP8(x) ({ u64 ret=(x);                    \
+#   define BSWAP8(x) ({ u64 ret_=(x);                   \
                         asm ("bswapq %0"                \
-                        : "+r"(ret));   ret;            })
-#   define BSWAP4(x) ({ u32 ret=(x);                    \
+                        : "+r"(ret_));   ret_;          })
+#   define BSWAP4(x) ({ u32 ret_=(x);                   \
                         asm ("bswapl %0"                \
-                        : "+r"(ret));   ret;            })
+                        : "+r"(ret_));   ret_;          })
 #  elif (defined(__i386) || defined(__i386__)) && !defined(I386_ONLY)
-#   define BSWAP8(x) ({ u32 lo=(u64)(x)>>32,hi=(x);     \
+#   define BSWAP8(x) ({ u32 lo_=(u64)(x)>>32,hi_=(x);   \
                         asm ("bswapl %0; bswapl %1"     \
-                        : "+r"(hi),"+r"(lo));           \
-                        (u64)hi<<32|lo;                 })
-#   define BSWAP4(x) ({ u32 ret=(x);                    \
+                        : "+r"(hi_),"+r"(lo_));         \
+                        (u64)hi_<<32|lo_;               })
+#   define BSWAP4(x) ({ u32 ret_=(x);                   \
                         asm ("bswapl %0"                \
-                        : "+r"(ret));   ret;            })
+                        : "+r"(ret_));   ret_;          })
 #  elif defined(__aarch64__)
-#   define BSWAP8(x) ({ u64 ret;                        \
+#   define BSWAP8(x) ({ u64 ret_;                       \
                         asm ("rev %0,%1"                \
-                        : "=r"(ret) : "r"(x)); ret;     })
-#   define BSWAP4(x) ({ u32 ret;                        \
+                        : "=r"(ret_) : "r"(x)); ret_;   })
+#   define BSWAP4(x) ({ u32 ret_;                       \
                         asm ("rev %w0,%w1"              \
-                        : "=r"(ret) : "r"(x)); ret;     })
+                        : "=r"(ret_) : "r"(x)); ret_;   })
 #  elif (defined(__arm__) || defined(__arm)) && !defined(STRICT_ALIGNMENT)
-#   define BSWAP8(x) ({ u32 lo=(u64)(x)>>32,hi=(x);     \
+#   define BSWAP8(x) ({ u32 lo_=(u64)(x)>>32,hi_=(x);   \
                         asm ("rev %0,%0; rev %1,%1"     \
-                        : "+r"(hi),"+r"(lo));           \
-                        (u64)hi<<32|lo;                 })
-#   define BSWAP4(x) ({ u32 ret;                        \
+                        : "+r"(hi_),"+r"(lo_));         \
+                        (u64)hi_<<32|lo_;               })
+#   define BSWAP4(x) ({ u32 ret_;                       \
                         asm ("rev %0,%1"                \
-                        : "=r"(ret) : "r"((u32)(x)));   \
-                        ret;                            })
+                        : "=r"(ret_) : "r"((u32)(x)));  \
+                        ret_;                           })
 #  endif
 # elif defined(_MSC_VER)
 #  if _MSC_VER>=1300
+#   include <stdlib.h>
 #   pragma intrinsic(_byteswap_uint64,_byteswap_ulong)
 #   define BSWAP8(x)    _byteswap_uint64((u64)(x))
 #   define BSWAP4(x)    _byteswap_ulong((u32)(x))
@@ -125,6 +128,9 @@ struct gcm128_context {
     unsigned int mres, ares;
     block128_f block;
     void *key;
+#if !defined(OPENSSL_SMALL_FOOTPRINT)
+    unsigned char Xn[48];
+#endif
 };
 
 struct xts128_context {
@@ -144,20 +150,19 @@ struct ccm128_context {
 
 #ifndef OPENSSL_NO_OCB
 
-# ifdef STRICT_ALIGNMENT
-typedef struct {
-    unsigned char a[16];
+typedef union {
+    u64 a[2];
+    unsigned char c[16];
 } OCB_BLOCK;
-#  define ocb_block16_xor(in1,in2,out) \
-    ocb_block_xor((in1)->a,(in2)->a,16,(out)->a)
-# else                          /* STRICT_ALIGNMENT */
-typedef struct {
-    u64 a;
-    u64 b;
-} OCB_BLOCK;
-#  define ocb_block16_xor(in1,in2,out) \
-    (out)->a=(in1)->a^(in2)->a; (out)->b=(in1)->b^(in2)->b;
-# endif                         /* STRICT_ALIGNMENT */
+# define ocb_block16_xor(in1,in2,out) \
+    ( (out)->a[0]=(in1)->a[0]^(in2)->a[0], \
+      (out)->a[1]=(in1)->a[1]^(in2)->a[1] )
+# if STRICT_ALIGNMENT
+#  define ocb_block16_xor_misaligned(in1,in2,out) \
+    ocb_block_xor((in1)->c,(in2)->c,16,(out)->c)
+# else
+#  define ocb_block16_xor_misaligned ocb_block16_xor
+# endif
 
 struct ocb128_context {
     /* Need both encrypt and decrypt key schedules for decryption */
@@ -165,6 +170,7 @@ struct ocb128_context {
     block128_f decrypt;
     void *keyenc;
     void *keydec;
+    ocb128_f stream;    /* direction dependent */
     /* Key dependent variables. Can be reused if key remains the same */
     size_t l_index;
     size_t max_l_index;
@@ -172,12 +178,13 @@ struct ocb128_context {
     OCB_BLOCK l_dollar;
     OCB_BLOCK *l;
     /* Must be reset for each session */
-    u64 blocks_hashed;
-    u64 blocks_processed;
-    OCB_BLOCK tag;
-    OCB_BLOCK offset_aad;
-    OCB_BLOCK sum;
-    OCB_BLOCK offset;
-    OCB_BLOCK checksum;
+    struct {
+        u64 blocks_hashed;
+        u64 blocks_processed;
+        OCB_BLOCK offset_aad;
+        OCB_BLOCK sum;
+        OCB_BLOCK offset;
+        OCB_BLOCK checksum;
+    } sess;
 };
 #endif                          /* OPENSSL_NO_OCB */