Run util/openssl-format-source -v -c .
[openssl.git] / crypto / bf / bf_locl.h
index cc7c3ec9922161636846abfe5ed20aecc16844af..9448aed424a0d942e9f814dc55f3b68a7aa6770c 100644 (file)
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
  */
 
 #ifndef HEADER_BF_LOCL_H
-#define HEADER_BF_LOCL_H
-#include <openssl/opensslconf.h> /* BF_PTR, BF_PTR2 */
+# define HEADER_BF_LOCL_H
+# include <openssl/opensslconf.h>/* BF_PTR, BF_PTR2 */
 
-#undef c2l
-#define c2l(c,l)       (l =((unsigned long)(*((c)++)))    , \
-                        l|=((unsigned long)(*((c)++)))<< 8L, \
-                        l|=((unsigned long)(*((c)++)))<<16L, \
-                        l|=((unsigned long)(*((c)++)))<<24L)
+# undef c2l
+# define c2l(c,l)        (l =((unsigned long)(*((c)++)))    , \
+                         l|=((unsigned long)(*((c)++)))<< 8L, \
+                         l|=((unsigned long)(*((c)++)))<<16L, \
+                         l|=((unsigned long)(*((c)++)))<<24L)
 
 /* NOTE - c is not incremented as per c2l */
-#undef c2ln
-#define c2ln(c,l1,l2,n)        { \
-                       c+=n; \
-                       l1=l2=0; \
-                       switch (n) { \
-                       case 8: l2 =((unsigned long)(*(--(c))))<<24L; \
-                       case 7: l2|=((unsigned long)(*(--(c))))<<16L; \
-                       case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \
-                       case 5: l2|=((unsigned long)(*(--(c))));     \
-                       case 4: l1 =((unsigned long)(*(--(c))))<<24L; \
-                       case 3: l1|=((unsigned long)(*(--(c))))<<16L; \
-                       case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \
-                       case 1: l1|=((unsigned long)(*(--(c))));     \
-                               } \
-                       }
-
-#undef l2c
-#define l2c(l,c)       (*((c)++)=(unsigned char)(((l)     )&0xff), \
-                        *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
-                        *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
-                        *((c)++)=(unsigned char)(((l)>>24L)&0xff))
+# undef c2ln
+# define c2ln(c,l1,l2,n) { \
+                        c+=n; \
+                        l1=l2=0; \
+                        switch (n) { \
+                        case 8: l2 =((unsigned long)(*(--(c))))<<24L; \
+                        case 7: l2|=((unsigned long)(*(--(c))))<<16L; \
+                        case 6: l2|=((unsigned long)(*(--(c))))<< 8L; \
+                        case 5: l2|=((unsigned long)(*(--(c))));     \
+                        case 4: l1 =((unsigned long)(*(--(c))))<<24L; \
+                        case 3: l1|=((unsigned long)(*(--(c))))<<16L; \
+                        case 2: l1|=((unsigned long)(*(--(c))))<< 8L; \
+                        case 1: l1|=((unsigned long)(*(--(c))));     \
+                                } \
+                        }
+
+# undef l2c
+# define l2c(l,c)        (*((c)++)=(unsigned char)(((l)     )&0xff), \
+                         *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
+                         *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
+                         *((c)++)=(unsigned char)(((l)>>24L)&0xff))
 
 /* NOTE - c is not incremented as per l2c */
-#undef l2cn
-#define l2cn(l1,l2,c,n)        { \
-                       c+=n; \
-                       switch (n) { \
-                       case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \
-                       case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \
-                       case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \
-                       case 5: *(--(c))=(unsigned char)(((l2)     )&0xff); \
-                       case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \
-                       case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \
-                       case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \
-                       case 1: *(--(c))=(unsigned char)(((l1)     )&0xff); \
-                               } \
-                       }
+# undef l2cn
+# define l2cn(l1,l2,c,n) { \
+                        c+=n; \
+                        switch (n) { \
+                        case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \
+                        case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \
+                        case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \
+                        case 5: *(--(c))=(unsigned char)(((l2)     )&0xff); \
+                        case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \
+                        case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \
+                        case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \
+                        case 1: *(--(c))=(unsigned char)(((l1)     )&0xff); \
+                                } \
+                        }
 
 /* NOTE - c is not incremented as per n2l */
-#define n2ln(c,l1,l2,n)        { \
-                       c+=n; \
-                       l1=l2=0; \
-                       switch (n) { \
-                       case 8: l2 =((unsigned long)(*(--(c))))    ; \
-                       case 7: l2|=((unsigned long)(*(--(c))))<< 8; \
-                       case 6: l2|=((unsigned long)(*(--(c))))<<16; \
-                       case 5: l2|=((unsigned long)(*(--(c))))<<24; \
-                       case 4: l1 =((unsigned long)(*(--(c))))    ; \
-                       case 3: l1|=((unsigned long)(*(--(c))))<< 8; \
-                       case 2: l1|=((unsigned long)(*(--(c))))<<16; \
-                       case 1: l1|=((unsigned long)(*(--(c))))<<24; \
-                               } \
-                       }
+# define n2ln(c,l1,l2,n) { \
+                        c+=n; \
+                        l1=l2=0; \
+                        switch (n) { \
+                        case 8: l2 =((unsigned long)(*(--(c))))    ; \
+                        case 7: l2|=((unsigned long)(*(--(c))))<< 8; \
+                        case 6: l2|=((unsigned long)(*(--(c))))<<16; \
+                        case 5: l2|=((unsigned long)(*(--(c))))<<24; \
+                        case 4: l1 =((unsigned long)(*(--(c))))    ; \
+                        case 3: l1|=((unsigned long)(*(--(c))))<< 8; \
+                        case 2: l1|=((unsigned long)(*(--(c))))<<16; \
+                        case 1: l1|=((unsigned long)(*(--(c))))<<24; \
+                                } \
+                        }
 
 /* NOTE - c is not incremented as per l2n */
-#define l2nn(l1,l2,c,n)        { \
-                       c+=n; \
-                       switch (n) { \
-                       case 8: *(--(c))=(unsigned char)(((l2)    )&0xff); \
-                       case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \
-                       case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \
-                       case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \
-                       case 4: *(--(c))=(unsigned char)(((l1)    )&0xff); \
-                       case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \
-                       case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \
-                       case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \
-                               } \
-                       }
-
-#undef n2l
-#define n2l(c,l)        (l =((unsigned long)(*((c)++)))<<24L, \
+# define l2nn(l1,l2,c,n) { \
+                        c+=n; \
+                        switch (n) { \
+                        case 8: *(--(c))=(unsigned char)(((l2)    )&0xff); \
+                        case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \
+                        case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \
+                        case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \
+                        case 4: *(--(c))=(unsigned char)(((l1)    )&0xff); \
+                        case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \
+                        case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \
+                        case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \
+                                } \
+                        }
+
+# undef n2l
+# define n2l(c,l)        (l =((unsigned long)(*((c)++)))<<24L, \
                          l|=((unsigned long)(*((c)++)))<<16L, \
                          l|=((unsigned long)(*((c)++)))<< 8L, \
                          l|=((unsigned long)(*((c)++))))
 
-#undef l2n
-#define l2n(l,c)        (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \
+# undef l2n
+# define l2n(l,c)        (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \
                          *((c)++)=(unsigned char)(((l)>>16L)&0xff), \
                          *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \
                          *((c)++)=(unsigned char)(((l)     )&0xff))
 
-/* This is actually a big endian algorithm, the most significant byte
- * is used to lookup array 0 */
+/*
+ * This is actually a big endian algorithm, the most significant byte is used
+ * to lookup array 0
+ */
 
-#if defined(BF_PTR2)
+# if defined(BF_PTR2)
 
 /*
  * This is basically a special Intel version. Point is that Intel
  * generated by EGCS is *perfectly* competitive with assembler
  * implementation!
  */
-#define BF_ENC(LL,R,KEY,Pi) (\
-       LL^=KEY[Pi], \
-       t=  KEY[BF_ROUNDS+2 +   0 + ((R>>24)&0xFF)], \
-       t+= KEY[BF_ROUNDS+2 + 256 + ((R>>16)&0xFF)], \
-       t^= KEY[BF_ROUNDS+2 + 512 + ((R>>8 )&0xFF)], \
-       t+= KEY[BF_ROUNDS+2 + 768 + ((R    )&0xFF)], \
-       LL^=t \
-       )
-
-#elif defined(BF_PTR)
-
-#ifndef BF_LONG_LOG2
-#define BF_LONG_LOG2  2       /* default to BF_LONG being 32 bits */
-#endif
-#define BF_M  (0xFF<<BF_LONG_LOG2)
-#define BF_0  (24-BF_LONG_LOG2)
-#define BF_1  (16-BF_LONG_LOG2)
-#define BF_2  ( 8-BF_LONG_LOG2)
-#define BF_3  BF_LONG_LOG2 /* left shift */
+#  define BF_ENC(LL,R,KEY,Pi) (\
+        LL^=KEY[Pi], \
+        t=  KEY[BF_ROUNDS+2 +   0 + ((R>>24)&0xFF)], \
+        t+= KEY[BF_ROUNDS+2 + 256 + ((R>>16)&0xFF)], \
+        t^= KEY[BF_ROUNDS+2 + 512 + ((R>>8 )&0xFF)], \
+        t+= KEY[BF_ROUNDS+2 + 768 + ((R    )&0xFF)], \
+        LL^=t \
+        )
+
+# elif defined(BF_PTR)
+
+#  ifndef BF_LONG_LOG2
+#   define BF_LONG_LOG2  2      /* default to BF_LONG being 32 bits */
+#  endif
+#  define BF_M  (0xFF<<BF_LONG_LOG2)
+#  define BF_0  (24-BF_LONG_LOG2)
+#  define BF_1  (16-BF_LONG_LOG2)
+#  define BF_2  ( 8-BF_LONG_LOG2)
+#  define BF_3  BF_LONG_LOG2    /* left shift */
 
 /*
  * This is normally very good on RISC platforms where normally you
  * rlwinm. So let'em double-check if their compiler does it.
  */
 
-#define BF_ENC(LL,R,S,P) ( \
-       LL^=P, \
-       LL^= (((*(BF_LONG *)((unsigned char *)&(S[  0])+((R>>BF_0)&BF_M))+ \
-               *(BF_LONG *)((unsigned char *)&(S[256])+((R>>BF_1)&BF_M)))^ \
-               *(BF_LONG *)((unsigned char *)&(S[512])+((R>>BF_2)&BF_M)))+ \
-               *(BF_LONG *)((unsigned char *)&(S[768])+((R<<BF_3)&BF_M))) \
-       )
-#else
+#  define BF_ENC(LL,R,S,P) ( \
+        LL^=P, \
+        LL^= (((*(BF_LONG *)((unsigned char *)&(S[  0])+((R>>BF_0)&BF_M))+ \
+                *(BF_LONG *)((unsigned char *)&(S[256])+((R>>BF_1)&BF_M)))^ \
+                *(BF_LONG *)((unsigned char *)&(S[512])+((R>>BF_2)&BF_M)))+ \
+                *(BF_LONG *)((unsigned char *)&(S[768])+((R<<BF_3)&BF_M))) \
+        )
+# else
 
 /*
  * This is a *generic* version. Seem to perform best on platforms that
  * extbl and s[48]addq instructions.
  */
 
-#define BF_ENC(LL,R,S,P) ( \
-       LL^=P, \
-       LL^=((( S[       ((int)(R>>24)&0xff)] + \
-               S[0x0100+((int)(R>>16)&0xff)])^ \
-               S[0x0200+((int)(R>> 8)&0xff)])+ \
-               S[0x0300+((int)(R    )&0xff)])&0xffffffffL \
-       )
-#endif
+#  define BF_ENC(LL,R,S,P) ( \
+        LL^=P, \
+        LL^=((( S[       ((int)(R>>24)&0xff)] + \
+                S[0x0100+((int)(R>>16)&0xff)])^ \
+                S[0x0200+((int)(R>> 8)&0xff)])+ \
+                S[0x0300+((int)(R    )&0xff)])&0xffffffffL \
+        )
+# endif
 
 #endif