X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fmd32_common.h;h=3d9f8d03497a9d1d48f472300dcf541ea5767077;hb=227385b7196f44739aecb7704048e364519dda1d;hp=4270862d68be7e713d2decab1aef5b380de6465d;hpb=dbd1e384828d002a040ebb8486b0a13444fa1602;p=oweals%2Fopenssl.git

diff --git a/crypto/md32_common.h b/crypto/md32_common.h
index 4270862d68..3d9f8d0349 100644
--- a/crypto/md32_common.h
+++ b/crypto/md32_common.h
@@ -94,6 +94,8 @@
  *	in original (data) byte order, implemented externally (it
  *	actually is optional if data and host are of the same
  *	"endianess").
+ * HASH_MAKE_STRING
+ *	macro convering context variables to an ASCII hash string.
  *
  * Optional macros:
  *
@@ -177,9 +179,18 @@
  */
 #undef ROTATE
 #ifndef PEDANTIC
-# if defined(_MSC_VER)
-#  define ROTATE(a,n)     _lrotl(a,n)
-# elif defined(__GNUC__) && __GNUC__>=2
+# if 0 /* defined(_MSC_VER) */
+#  define ROTATE(a,n)	_lrotl(a,n)
+# elif defined(__MWERKS__)
+#  if defined(__POWERPC__)
+#   define ROTATE(a,n)	__rlwinm(a,n,0,31)
+#  elif defined(__MC68K__)
+    /* Motorola specific tweak. <appro@fy.chalmers.se> */
+#   define ROTATE(a,n)	( n<24 ? __rol(a,n) : __ror(a,32-n) )
+#  else
+#   define ROTATE(a,n)	__rol(a,n)
+#  endif
+# elif defined(__GNUC__) && __GNUC__>=2 && !defined(NO_ASM) && !defined(NO_INLINE_ASM)
   /*
    * Some GNU C inline assembler templates. Note that these are
    * rotates by *constant* number of bits! But that's exactly
@@ -189,16 +200,16 @@
    */
 #  if defined(__i386)
 #   define ROTATE(a,n)	({ register unsigned int ret;	\
-				asm volatile (		\
+				asm (			\
 				"roll %1,%0"		\
 				: "=r"(ret)		\
 				: "I"(n), "0"(a)	\
 				: "cc");		\
 			   ret;				\
 			})
-#  elif defined(__powerpc)
+#  elif defined(__powerpc) || defined(__ppc)
 #   define ROTATE(a,n)	({ register unsigned int ret;	\
-				asm volatile (		\
+				asm (			\
 				"rlwinm %0,%1,%2,0,31"	\
 				: "=r"(ret)		\
 				: "r"(a), "I"(n));	\
@@ -211,18 +222,18 @@
  * Engage compiler specific "fetch in reverse byte order"
  * intrinsic function if available.
  */
-# if defined(__GNUC__) && __GNUC__>=2
+# if defined(__GNUC__) && __GNUC__>=2 && !defined(NO_ASM) && !defined(NO_INLINE_ASM)
   /* some GNU C inline assembler templates by <appro@fy.chalmers.se> */
 #  if defined(__i386) && !defined(I386_ONLY)
 #   define BE_FETCH32(a)	({ register unsigned int l=(a);\
-				asm volatile (		\
+				asm (			\
 				"bswapl %0"		\
 				: "=r"(l) : "0"(l));	\
 			  l;				\
 			})
 #  elif defined(__powerpc)
 #   define LE_FETCH32(a)	({ register unsigned int l;	\
-				asm volatile (		\
+				asm (			\
 				"lwbrx %0,0,%1"		\
 				: "=r"(l)		\
 				: "r"(a));		\
@@ -231,7 +242,7 @@
 
 #  elif defined(__sparc) && defined(ULTRASPARC)
 #  define LE_FETCH32(a)	({ register unsigned int l;		\
-				asm volatile (			\
+				asm (				\
 				"lda [%1]#ASI_PRIMARY_LITTLE,%0"\
 				: "=r"(l)			\
 				: "r"(a));			\
@@ -315,7 +326,7 @@
 #  endif
 #endif
 
-#if !defined(HASH_BLOCK_DATA_ORDER_ALIGNED) && HASH_BLOCK_DATA_ORDER_ALIGNED!=1
+#if !defined(HASH_BLOCK_DATA_ORDER_ALIGNED)
 #ifndef HASH_BLOCK_DATA_ORDER
 #error "HASH_BLOCK_DATA_ORDER must be defined!"
 #endif
@@ -399,8 +410,9 @@
  * Time for some action:-)
  */
 
-void HASH_UPDATE (HASH_CTX *c, const unsigned char *data, unsigned long len)
+void HASH_UPDATE (HASH_CTX *c, const void *data_, unsigned long len)
 	{
+	const unsigned char *data=data_;
 	register HASH_LONG * p;
 	register unsigned long l;
 	int sw,sc,ew,ec;
@@ -461,13 +473,14 @@ void HASH_UPDATE (HASH_CTX *c, const unsigned char *data, unsigned long len)
 	sw=len/HASH_CBLOCK;
 	if (sw > 0)
 		{
-#if defined(HASH_BLOCK_DATA_ORDER_ALIGNED) && HASH_BLOCK_DATA_ORDER_ALIGNED!=1
+#if defined(HASH_BLOCK_DATA_ORDER_ALIGNED)
 		/*
 		 * Note that HASH_BLOCK_DATA_ORDER_ALIGNED gets defined
 		 * only if sizeof(HASH_LONG)==4.
 		 */
 		if ((((unsigned long)data)%4) == 0)
 			{
+			/* data is properly aligned so that we can cast it: */
 			HASH_BLOCK_DATA_ORDER_ALIGNED (c,(HASH_LONG *)data,sw);
 			sw*=HASH_CBLOCK;
 			data+=sw;
@@ -486,7 +499,7 @@ void HASH_UPDATE (HASH_CTX *c, const unsigned char *data, unsigned long len)
 #endif
 #if defined(HASH_BLOCK_DATA_ORDER)
 			{
-			HASH_BLOCK_DATA_ORDER(c,(const unsigned char *)data,sw);
+			HASH_BLOCK_DATA_ORDER(c,data,sw);
 			sw*=HASH_CBLOCK;
 			data+=sw;
 			len-=sw;
@@ -510,10 +523,11 @@ void HASH_UPDATE (HASH_CTX *c, const unsigned char *data, unsigned long len)
 	}
 
 
-void HASH_TRANSFORM (HASH_CTX *c, unsigned char *data)
+void HASH_TRANSFORM (HASH_CTX *c, const unsigned char *data)
 	{
-#if defined(HASH_BLOCK_DATA_ORDER_ALIGNED) && HASH_BLOCK_DATA_ORDER_ALIGNED!=1
+#if defined(HASH_BLOCK_DATA_ORDER_ALIGNED)
 	if ((((unsigned long)data)%4) == 0)
+		/* data is properly aligned so that we can cast it: */
 		HASH_BLOCK_DATA_ORDER_ALIGNED (c,(HASH_LONG *)data,1);
 	else
 #if !defined(HASH_BLOCK_DATA_ORDER)
@@ -524,7 +538,7 @@ void HASH_TRANSFORM (HASH_CTX *c, unsigned char *data)
 #endif
 #endif
 #if defined(HASH_BLOCK_DATA_ORDER)
-	HASH_BLOCK_DATA_ORDER (c,(const unsigned char *)data,1);
+	HASH_BLOCK_DATA_ORDER (c,data,1);
 #endif
 	}
 
@@ -579,10 +593,11 @@ void HASH_FINAL (unsigned char *md, HASH_CTX *c)
 #endif
 	HASH_BLOCK_HOST_ORDER (c,p,1);
 
-	l=c->A; HOST_l2c(l,md);
-	l=c->B; HOST_l2c(l,md);
-	l=c->C; HOST_l2c(l,md);
-	l=c->D; HOST_l2c(l,md);
+#ifndef HASH_MAKE_STRING
+#error "HASH_MAKE_STRING must be defined!"
+#else
+	HASH_MAKE_STRING(c,md);
+#endif
 
 	c->num=0;
 	/* clear stuff, HASH_BLOCK may be leaving some stuff on the stack