1*4724848cSchristos /* 2*4724848cSchristos * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. 3*4724848cSchristos * 4*4724848cSchristos * Licensed under the OpenSSL license (the "License"). You may not use 5*4724848cSchristos * this file except in compliance with the License. You can obtain a copy 6*4724848cSchristos * in the file LICENSE in the source distribution or at 7*4724848cSchristos * https://www.openssl.org/source/license.html 8*4724848cSchristos */ 9*4724848cSchristos 10*4724848cSchristos #ifndef HEADER_CAST_H 11*4724848cSchristos # define HEADER_CAST_H 12*4724848cSchristos 13*4724848cSchristos # include <openssl/opensslconf.h> 14*4724848cSchristos 15*4724848cSchristos # ifndef OPENSSL_NO_CAST 16*4724848cSchristos # ifdef __cplusplus 17*4724848cSchristos extern "C" { 18*4724848cSchristos # endif 19*4724848cSchristos 20*4724848cSchristos # define CAST_ENCRYPT 1 21*4724848cSchristos # define CAST_DECRYPT 0 22*4724848cSchristos 23*4724848cSchristos # define CAST_LONG unsigned int 24*4724848cSchristos 25*4724848cSchristos # define CAST_BLOCK 8 26*4724848cSchristos # define CAST_KEY_LENGTH 16 27*4724848cSchristos 28*4724848cSchristos typedef struct cast_key_st { 29*4724848cSchristos CAST_LONG data[32]; 30*4724848cSchristos int short_key; /* Use reduced rounds for short key */ 31*4724848cSchristos } CAST_KEY; 32*4724848cSchristos 33*4724848cSchristos void CAST_set_key(CAST_KEY *key, int len, const unsigned char *data); 34*4724848cSchristos void CAST_ecb_encrypt(const unsigned char *in, unsigned char *out, 35*4724848cSchristos const CAST_KEY *key, int enc); 36*4724848cSchristos void CAST_encrypt(CAST_LONG *data, const CAST_KEY *key); 37*4724848cSchristos void CAST_decrypt(CAST_LONG *data, const CAST_KEY *key); 38*4724848cSchristos void CAST_cbc_encrypt(const unsigned char *in, unsigned char *out, 39*4724848cSchristos long length, const CAST_KEY *ks, unsigned char *iv, 40*4724848cSchristos int enc); 41*4724848cSchristos void CAST_cfb64_encrypt(const unsigned char *in, unsigned char *out, 42*4724848cSchristos long length, const CAST_KEY *schedule, 43*4724848cSchristos unsigned char *ivec, int *num, int enc); 44*4724848cSchristos void CAST_ofb64_encrypt(const unsigned char *in, unsigned char *out, 45*4724848cSchristos long length, const CAST_KEY *schedule, 46*4724848cSchristos unsigned char *ivec, int *num); 47*4724848cSchristos 48*4724848cSchristos # ifdef __cplusplus 49*4724848cSchristos } 50*4724848cSchristos # endif 51*4724848cSchristos # endif 52*4724848cSchristos 53*4724848cSchristos #endif 54