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1/*2 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.3 *4 * Licensed under the Apache License 2.0 (the "License").  You may not use5 * this file except in compliance with the License.  You can obtain a copy6 * in the file LICENSE in the source distribution or at7 * https://www.openssl.org/source/license.html8 */9 10#ifndef OPENSSL_RC2_H11#define OPENSSL_RC2_H12#pragma once13 14#include <openssl/macros.h>15#ifndef OPENSSL_NO_DEPRECATED_3_016#define HEADER_RC2_H17#endif18 19#include <openssl/opensslconf.h>20 21#ifndef OPENSSL_NO_RC222#ifdef __cplusplus23extern "C" {24#endif25 26#define RC2_BLOCK 827#define RC2_KEY_LENGTH 1628 29#ifndef OPENSSL_NO_DEPRECATED_3_030typedef unsigned int RC2_INT;31 32#define RC2_ENCRYPT 133#define RC2_DECRYPT 034 35typedef struct rc2_key_st {36    RC2_INT data[64];37} RC2_KEY;38#endif39#ifndef OPENSSL_NO_DEPRECATED_3_040OSSL_DEPRECATEDIN_3_0 void RC2_set_key(RC2_KEY *key, int len,41    const unsigned char *data, int bits);42OSSL_DEPRECATEDIN_3_0 void RC2_ecb_encrypt(const unsigned char *in,43    unsigned char *out, RC2_KEY *key,44    int enc);45OSSL_DEPRECATEDIN_3_0 void RC2_encrypt(unsigned long *data, RC2_KEY *key);46OSSL_DEPRECATEDIN_3_0 void RC2_decrypt(unsigned long *data, RC2_KEY *key);47OSSL_DEPRECATEDIN_3_0 void RC2_cbc_encrypt(const unsigned char *in,48    unsigned char *out, long length,49    RC2_KEY *ks, unsigned char *iv,50    int enc);51OSSL_DEPRECATEDIN_3_0 void RC2_cfb64_encrypt(const unsigned char *in,52    unsigned char *out, long length,53    RC2_KEY *schedule,54    unsigned char *ivec,55    int *num, int enc);56OSSL_DEPRECATEDIN_3_0 void RC2_ofb64_encrypt(const unsigned char *in,57    unsigned char *out, long length,58    RC2_KEY *schedule,59    unsigned char *ivec,60    int *num);61#endif62 63#ifdef __cplusplus64}65#endif66#endif67 68#endif69