allow MD5 use for computing old format hash links

crypto/x509/x509_cmp.c

@@ -240,13 +240,18 @@ unsigned long X509_NAME_hash(X509_NAME *x)
 
 unsigned long X509_NAME_hash_old(X509_NAME *x)
 	{
+	EVP_MD_CTX md_ctx;
 	unsigned long ret=0;
 	unsigned char md[16];
 
 	/* Make sure X509_NAME structure contains valid cached encoding */
 	i2d_X509_NAME(x,NULL);
-	if (!EVP_Digest(x->bytes->data, x->bytes->length, md, NULL, EVP_md5(), NULL))
-		return 0;
+	EVP_MD_CTX_init(&md_ctx);
+	EVP_MD_CTX_set_flags(&md_ctx, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
+	EVP_DigestInit_ex(&md_ctx, EVP_md5(), NULL);
+	EVP_DigestUpdate(&md_ctx, x->bytes->data, x->bytes->length);
+	EVP_DigestFinal_ex(&md_ctx,md,NULL);
+	EVP_MD_CTX_cleanup(&md_ctx);
 
 	ret=(	((unsigned long)md[0]     )|((unsigned long)md[1]<<8L)|
 		((unsigned long)md[2]<<16L)|((unsigned long)md[3]<<24L)