extern "C" {
#endif
+#ifdef NO_BF
+#error BF is disabled.
+#endif
+
#define BF_ENCRYPT 1
#define BF_DECRYPT 0
-#ifdef WIN16
+/*
+ * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+ * ! BF_LONG has to be at least 32 bits wide. If it's wider, then !
+ * ! BF_LONG_LOG2 has to be defined along. !
+ * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+ */
+
+#if defined(WIN16) || defined(__LP32__)
+#define BF_LONG unsigned long
+#elif defined(_CRAY) || defined(__ILP64__)
#define BF_LONG unsigned long
+#define BF_LONG_LOG2 3
+/*
+ * _CRAY note. I could declare short, but I have no idea what impact
+ * does it have on performance on none-T3E machines. I could declare
+ * int, but at least on C90 sizeof(int) can be chosen at compile time.
+ * So I've chosen long...
+ * <appro@fy.chalmers.se>
+ */
#else
#define BF_LONG unsigned int
#endif
BF_LONG S[4*256];
} BF_KEY;
-#ifndef NOPROTO
void BF_set_key(BF_KEY *key, int len, unsigned char *data);
void BF_ecb_encrypt(unsigned char *in,unsigned char *out,BF_KEY *key,
BF_KEY *schedule, unsigned char *ivec, int *num);
const char *BF_options(void);
-#else
-
-void BF_set_key();
-void BF_ecb_encrypt();
-void BF_encrypt();
-void BF_decrypt();
-void BF_cbc_encrypt();
-void BF_cfb64_encrypt();
-void BF_ofb64_encrypt();
-const char *BF_options();
-
-#endif
-
#ifdef __cplusplus
}
#endif