/* * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the Apache License 2.0 (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ #ifndef OPENSSL_CAST_H # define OPENSSL_CAST_H # pragma once # include <openssl/macros.h> # ifndef OPENSSL_NO_DEPRECATED_3_0 # define HEADER_CAST_H # endif # include <openssl/opensslconf.h> # ifndef OPENSSL_NO_CAST # ifdef __cplusplus extern "C" { # endif # define CAST_BLOCK 8 # define CAST_KEY_LENGTH 16 # ifndef OPENSSL_NO_DEPRECATED_3_0 # define CAST_ENCRYPT 1 # define CAST_DECRYPT 0 # define CAST_LONG unsigned int typedef struct cast_key_st { CAST_LONG data[32]; int short_key; /* Use reduced rounds for short key */ } CAST_KEY; # endif /* OPENSSL_NO_DEPRECATED_3_0 */ # ifndef OPENSSL_NO_DEPRECATED_3_0 OSSL_DEPRECATEDIN_3_0 void CAST_set_key(CAST_KEY *key, int len, const unsigned char *data); OSSL_DEPRECATEDIN_3_0 void CAST_ecb_encrypt(const unsigned char *in, unsigned char *out, const CAST_KEY *key, int enc); OSSL_DEPRECATEDIN_3_0 void CAST_encrypt(CAST_LONG *data, const CAST_KEY *key); OSSL_DEPRECATEDIN_3_0 void CAST_decrypt(CAST_LONG *data, const CAST_KEY *key); OSSL_DEPRECATEDIN_3_0 void CAST_cbc_encrypt(const unsigned char *in, unsigned char *out, long length, const CAST_KEY *ks, unsigned char *iv, int enc); OSSL_DEPRECATEDIN_3_0 void CAST_cfb64_encrypt(const unsigned char *in, unsigned char *out, long length, const CAST_KEY *schedule, unsigned char *ivec, int *num, int enc); OSSL_DEPRECATEDIN_3_0 void CAST_ofb64_encrypt(const unsigned char *in, unsigned char *out, long length, const CAST_KEY *schedule, unsigned char *ivec, int *num); # endif # ifdef __cplusplus } # endif # endif #endif