Change error message to "bignum too long"

crypto/bn/bn.h

@@ -531,6 +531,7 @@ int BN_bntest_rand(BIGNUM *rnd, int bits, int top,int bottom);
 /* Reason codes. */
 #define BN_R_ARG2_LT_ARG3				 100
 #define BN_R_BAD_RECIPROCAL				 101
+#define BN_R_BIGNUM_TOO_LONG				 114
 #define BN_R_CALLED_WITH_EVEN_MODULUS			 102
 #define BN_R_DIV_BY_ZERO				 103
 #define BN_R_ENCODING_ERROR				 104
@@ -541,7 +542,6 @@ int BN_bntest_rand(BIGNUM *rnd, int bits, int top,int bottom);
 #define BN_R_NOT_INITIALIZED				 107
 #define BN_R_NO_INVERSE					 108
 #define BN_R_P_IS_NOT_PRIME				 112
-#define BN_R_TOO_LARGE					 114
 #define BN_R_TOO_MANY_ITERATIONS			 113
 #define BN_R_TOO_MANY_TEMPORARY_VARIABLES		 109
 

crypto/bn/bn_err.c

@@ -95,6 +95,7 @@ static ERR_STRING_DATA BN_str_reasons[]=
 	{
 {BN_R_ARG2_LT_ARG3                       ,"arg2 lt arg3"},
 {BN_R_BAD_RECIPROCAL                     ,"bad reciprocal"},
+{BN_R_BIGNUM_TOO_LONG                    ,"bignum too long"},
 {BN_R_CALLED_WITH_EVEN_MODULUS           ,"called with even modulus"},
 {BN_R_DIV_BY_ZERO                        ,"div by zero"},
 {BN_R_ENCODING_ERROR                     ,"encoding error"},
@@ -105,7 +106,6 @@ static ERR_STRING_DATA BN_str_reasons[]=
 {BN_R_NOT_INITIALIZED                    ,"not initialized"},
 {BN_R_NO_INVERSE                         ,"no inverse"},
 {BN_R_P_IS_NOT_PRIME                     ,"p is not prime"},
-{BN_R_TOO_LARGE                          ,"too large"},
 {BN_R_TOO_MANY_ITERATIONS                ,"too many iterations"},
 {BN_R_TOO_MANY_TEMPORARY_VARIABLES       ,"too many temporary variables"},
 {0,NULL}

crypto/bn/bn_lib.c

@@ -315,7 +315,7 @@ static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
 
 	if (words > (INT_MAX/(4*BN_BITS2)))
 		{
-		BNerr(BN_F_BN_EXPAND_INTERNAL,BN_R_TOO_LARGE);
+		BNerr(BN_F_BN_EXPAND_INTERNAL,BN_R_BIGNUM_TOO_LONG);
 		return NULL;
 		}