X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fbn%2Fbn_lcl.h;h=64df27aaf93e22091a5b38854a7b8a5208b312b9;hb=4568182a8b8cbfd15cbc175189029ac547bd1762;hp=05e8874a5a05999ae107716a9cf1cfdca058b6b0;hpb=c76fd290be9e4a755dde3c5fe1ed886a89e30fc6;p=oweals%2Fopenssl.git

diff --git a/crypto/bn/bn_lcl.h b/crypto/bn/bn_lcl.h
index 05e8874a5a..64df27aaf9 100644
--- a/crypto/bn/bn_lcl.h
+++ b/crypto/bn/bn_lcl.h
@@ -113,7 +113,6 @@
 #define HEADER_BN_LCL_H
 
 #include <openssl/bn.h>
-#include <unistd.h>
 
 #ifdef  __cplusplus
 extern "C" {
@@ -211,6 +210,24 @@ extern "C" {
 #define BN_MUL_LOW_RECURSIVE_SIZE_NORMAL	(32) /* 32 */
 #define BN_MONT_CTX_SET_SIZE_WORD		(64) /* 32 */
 
+/* 2011-02-22 SMS.
+ * In various places, a size_t variable or a type cast to size_t was
+ * used to perform integer-only operations on pointers.  This failed on
+ * VMS with 64-bit pointers (CC /POINTER_SIZE = 64) because size_t is
+ * still only 32 bits.  What's needed in these cases is an integer type
+ * with the same size as a pointer, which size_t is not certain to be.
+ * The only fix here is VMS-specific.
+ */
+#if defined(OPENSSL_SYS_VMS)
+# if __INITIAL_POINTER_SIZE == 64
+#  define PTR_SIZE_INT long long
+# else /* __INITIAL_POINTER_SIZE == 64 */
+#  define PTR_SIZE_INT int
+# endif /* __INITIAL_POINTER_SIZE == 64 [else] */
+#elif !defined(PTR_SIZE_INT) /* defined(OPENSSL_SYS_VMS) */
+# define PTR_SIZE_INT size_t
+#endif /* defined(OPENSSL_SYS_VMS) [else] */
+
 #if !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM) && !defined(PEDANTIC)
 /*
  * BN_UMULT_HIGH section.
@@ -239,7 +256,7 @@ extern "C" {
 #  if defined(__DECC)
 #   include <c_asm.h>
 #   define BN_UMULT_HIGH(a,b)	(BN_ULONG)asm("umulh %a0,%a1,%v0",(a),(b))
-#  elif defined(__GNUC__)
+#  elif defined(__GNUC__) && __GNUC__>=2
 #   define BN_UMULT_HIGH(a,b)	({	\
 	register BN_ULONG ret;		\
 	asm ("umulh	%1,%2,%0"	\
@@ -248,7 +265,7 @@ extern "C" {
 	ret;			})
 #  endif	/* compiler */
 # elif defined(_ARCH_PPC) && defined(__64BIT__) && defined(SIXTY_FOUR_BIT_LONG)
-#  if defined(__GNUC__)
+#  if defined(__GNUC__) && __GNUC__>=2
 #   define BN_UMULT_HIGH(a,b)	({	\
 	register BN_ULONG ret;		\
 	asm ("mulhdu	%0,%1,%2"	\
@@ -258,7 +275,7 @@ extern "C" {
 #  endif	/* compiler */
 # elif (defined(__x86_64) || defined(__x86_64__)) && \
        (defined(SIXTY_FOUR_BIT_LONG) || defined(SIXTY_FOUR_BIT))
-#  if defined(__GNUC__)
+#  if defined(__GNUC__) && __GNUC__>=2
 #   define BN_UMULT_HIGH(a,b)	({	\
 	register BN_ULONG ret,discard;	\
 	asm ("mulq	%3"		\
@@ -281,6 +298,26 @@ extern "C" {
 #   define BN_UMULT_HIGH(a,b)		__umulh((a),(b))
 #   define BN_UMULT_LOHI(low,high,a,b)	((low)=_umul128((a),(b),&(high)))
 #  endif
+# elif defined(__mips) && (defined(SIXTY_FOUR_BIT) || defined(SIXTY_FOUR_BIT_LONG))
+#  if defined(__GNUC__) && __GNUC__>=2
+#   if __GNUC__>=4 && __GNUC_MINOR__>=4 /* "h" constraint is no more since 4.4 */
+#     define BN_UMULT_HIGH(a,b)		 (((__uint128_t)(a)*(b))>>64)
+#     define BN_UMULT_LOHI(low,high,a,b) ({	\
+	__uint128_t ret=(__uint128_t)(a)*(b);	\
+	(high)=ret>>64; (low)=ret;	 })
+#   else
+#     define BN_UMULT_HIGH(a,b)	({	\
+	register BN_ULONG ret;		\
+	asm ("dmultu	%1,%2"		\
+	     : "=h"(ret)		\
+	     : "r"(a), "r"(b) : "l");	\
+	ret;			})
+#     define BN_UMULT_LOHI(low,high,a,b)\
+	asm ("dmultu	%2,%3"		\
+	     : "=l"(low),"=h"(high)	\
+	     : "r"(a), "r"(b));
+#    endif
+#  endif
 # endif		/* cpu */
 #endif		/* OPENSSL_NO_ASM */
 
@@ -469,23 +506,24 @@ void bn_sqr_comba4(BN_ULONG *r,const BN_ULONG *a);
 int bn_cmp_words(const BN_ULONG *a,const BN_ULONG *b,int n);
 int bn_cmp_part_words(const BN_ULONG *a, const BN_ULONG *b,
 	int cl, int dl);
-void bn_mul_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, size_t n2,
-		      int dna, int dnb, BN_ULONG *t);
-void bn_mul_part_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b,
-			   int n, int tna, int tnb, BN_ULONG *t);
-void bn_sqr_recursive(BN_ULONG *r, const BN_ULONG *a, int n2, BN_ULONG *t);
-void bn_mul_low_normal(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n);
-void bn_mul_low_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n2,
-			  BN_ULONG *t);
-void bn_mul_high(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, BN_ULONG *l, int n2,
-		 BN_ULONG *t);
+void bn_mul_recursive(BN_ULONG *r,BN_ULONG *a,BN_ULONG *b,int n2,
+	int dna,int dnb,BN_ULONG *t);
+void bn_mul_part_recursive(BN_ULONG *r,BN_ULONG *a,BN_ULONG *b,
+	int n,int tna,int tnb,BN_ULONG *t);
+void bn_sqr_recursive(BN_ULONG *r,const BN_ULONG *a, int n2, BN_ULONG *t);
+void bn_mul_low_normal(BN_ULONG *r,BN_ULONG *a,BN_ULONG *b, int n);
+void bn_mul_low_recursive(BN_ULONG *r,BN_ULONG *a,BN_ULONG *b,int n2,
+	BN_ULONG *t);
+void bn_mul_high(BN_ULONG *r,BN_ULONG *a,BN_ULONG *b,BN_ULONG *l,int n2,
+	BN_ULONG *t);
 BN_ULONG bn_add_part_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
-			   size_t cl, ssize_t dl);
-BN_ULONG bn_sub_part_words(BN_ULONG *r,
-			   const BN_ULONG *a, const BN_ULONG *b,
-			   size_t cl, ssize_t dl);
-int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp,
-		const BN_ULONG *np,const BN_ULONG *n0, int num);
+	int cl, int dl);
+BN_ULONG bn_sub_part_words(BN_ULONG *r, const BN_ULONG *a, const BN_ULONG *b,
+	int cl, int dl);
+int bn_mul_mont(BN_ULONG *rp, const BN_ULONG *ap, const BN_ULONG *bp, const BN_ULONG *np,const BN_ULONG *n0, int num);
+
+BIGNUM *int_bn_mod_inverse(BIGNUM *in,
+	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx, int *noinv);
 
 #ifdef  __cplusplus
 }