modes/cfb128.c: make it indent-friendly.
[openssl.git] / crypto / modes / modes_lcl.h
index 934e8c8..bdb94de 100644 (file)
@@ -26,54 +26,64 @@ typedef unsigned int u32;
 typedef unsigned char u8;
 
 #define STRICT_ALIGNMENT 1
-#if defined(__i386)    || defined(__i386__)    || \
-    defined(__x86_64)  || defined(__x86_64__)  || \
-    defined(_M_IX86)   || defined(_M_AMD64)    || defined(_M_X64) || \
-    defined(__s390__)  || defined(__s390x__)
-# undef STRICT_ALIGNMENT
+#ifndef PEDANTIC
+# if defined(__i386)   || defined(__i386__)    || \
+     defined(__x86_64) || defined(__x86_64__)  || \
+     defined(_M_IX86)  || defined(_M_AMD64)    || defined(_M_X64) || \
+     defined(__aarch64__)                      || \
+     defined(__s390__) || defined(__s390x__)
+#  undef STRICT_ALIGNMENT
+# endif
 #endif
 
 #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);                    \
+# if defined(__GNUC__) && __GNUC__>=2
+#  if defined(__x86_64) || defined(__x86_64__)
+#   define BSWAP8(x) ({        u64 ret=(x);                    \
                        asm ("bswapq %0"                \
                        : "+r"(ret));   ret;            })
-#  define BSWAP4(x) ({ u32 ret=(x);                    \
+#   define BSWAP4(x) ({        u32 ret=(x);                    \
                        asm ("bswapl %0"                \
                        : "+r"(ret));   ret;            })
-# elif (defined(__i386) || defined(__i386__)) && !defined(I386_ONLY)
-#  define BSWAP8(x) ({ u32 lo=(u64)(x)>>32,hi=(x);     \
+#  elif (defined(__i386) || defined(__i386__)) && !defined(I386_ONLY)
+#   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);                    \
+#   define BSWAP4(x) ({        u32 ret=(x);                    \
                        asm ("bswapl %0"                \
                        : "+r"(ret));   ret;            })
-# elif (defined(__arm__) || defined(__arm)) && !defined(STRICT_ALIGNMENT)
-#  define BSWAP8(x) ({ u32 lo=(u64)(x)>>32,hi=(x);     \
+#  elif defined(__aarch64__)
+#   define BSWAP8(x) ({        u64 ret;                        \
+                       asm ("rev %0,%1"                \
+                       : "=r"(ret) : "r"(x)); ret;     })
+#   define BSWAP4(x) ({        u32 ret;                        \
+                       asm ("rev %w0,%w1"              \
+                       : "=r"(ret) : "r"(x)); ret;     })
+#  elif (defined(__arm__) || defined(__arm)) && !defined(STRICT_ALIGNMENT)
+#   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;                        \
+#   define BSWAP4(x) ({        u32 ret;                        \
                        asm ("rev %0,%1"                \
                        : "=r"(ret) : "r"((u32)(x)));   \
                        ret;                            })
-# endif
-#elif defined(_MSC_VER)
-# if _MSC_VER>=1300
-#  pragma intrinsic(_byteswap_uint64,_byteswap_ulong)
-#  define BSWAP8(x)    _byteswap_uint64((u64)(x))
-#  define BSWAP4(x)    _byteswap_ulong((u32)(x))
-# elif defined(_M_IX86)
-   __inline u32 _bswap4(u32 val) {
+#  endif
+# elif defined(_MSC_VER)
+#  if _MSC_VER>=1300
+#   pragma intrinsic(_byteswap_uint64,_byteswap_ulong)
+#   define BSWAP8(x)   _byteswap_uint64((u64)(x))
+#   define BSWAP4(x)   _byteswap_ulong((u32)(x))
+#  elif defined(_M_IX86)
+    __inline u32 _bswap4(u32 val) {
        _asm mov eax,val
        _asm bswap eax
-   }
-#  define BSWAP4(x)    _bswap4(x)
+    }
+#   define BSWAP4(x)   _bswap4(x)
+#  endif
 # endif
 #endif
-#endif
 
 #if defined(BSWAP4) && !defined(STRICT_ALIGNMENT)
 #define GETU32(p)      BSWAP4(*(const u32 *)(p))
@@ -98,8 +108,8 @@ typedef struct { u64 hi,lo; } u128;
 
 struct gcm128_context {
        /* Following 6 names follow names in GCM specification */
-       union { u64 u[2]; u32 d[4]; u8 c[16]; } Yi,EKi,EK0,len,
-                                               Xi,H;
+       union { u64 u[2]; u32 d[4]; u8 c[16]; size_t t[16/sizeof(size_t)]; }
+         Yi,EKi,EK0,len,Xi,H;
        /* Relative position of Xi, H and pre-computed Htable is used
         * in some assembler modules, i.e. don't change the order! */
 #if TABLE_BITS==8