#ifndef HEADER_RC2_H
#define HEADER_RC2_H
-#ifdef NO_RC2
+#include <openssl/opensslconf.h> /* OPENSSL_NO_RC2, RC2_INT */
+#ifdef OPENSSL_NO_RC2
#error RC2 is disabled.
#endif
#define RC2_ENCRYPT 1
#define RC2_DECRYPT 0
-#include <openssl/opensslconf.h> /* RC2_INT */
#define RC2_BLOCK 8
#define RC2_KEY_LENGTH 16
} RC2_KEY;
-void RC2_set_key(RC2_KEY *key, int len, unsigned char *data,int bits);
-void RC2_ecb_encrypt(unsigned char *in,unsigned char *out,RC2_KEY *key,
- int enc);
+void RC2_set_key(RC2_KEY *key, int len, const unsigned char *data,int bits);
+void RC2_ecb_encrypt(const unsigned char *in,unsigned char *out,RC2_KEY *key,
+ int enc);
void RC2_encrypt(unsigned long *data,RC2_KEY *key);
void RC2_decrypt(unsigned long *data,RC2_KEY *key);
-void RC2_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
+void RC2_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,
RC2_KEY *ks, unsigned char *iv, int enc);
-void RC2_cfb64_encrypt(unsigned char *in, unsigned char *out, long length,
- RC2_KEY *schedule, unsigned char *ivec, int *num, int enc);
-void RC2_ofb64_encrypt(unsigned char *in, unsigned char *out, long length,
- RC2_KEY *schedule, unsigned char *ivec, int *num);
+void RC2_cfb64_encrypt(const unsigned char *in, unsigned char *out,
+ long length, RC2_KEY *schedule, unsigned char *ivec,
+ int *num, int enc);
+void RC2_ofb64_encrypt(const unsigned char *in, unsigned char *out,
+ long length, RC2_KEY *schedule, unsigned char *ivec,
+ int *num);
#ifdef __cplusplus
}