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 use 5 * this file except in compliance with the License. You can obtain a copy 6 * in the file LICENSE in the source distribution or at 7 * https://www.openssl.org/source/license.html 8 */ 9 10 #ifndef OPENSSL_RC2_H 11 # define OPENSSL_RC2_H 12 # pragma once 13 14 # include <openssl/macros.h> 15 # ifndef OPENSSL_NO_DEPRECATED_3_0 16 # define HEADER_RC2_H 17 # endif 18 19 # include <openssl/opensslconf.h> 20 21 # ifndef OPENSSL_NO_RC2 22 # ifdef __cplusplus 23 extern "C" { 24 # endif 25 26 # define RC2_BLOCK 8 27 # define RC2_KEY_LENGTH 16 28 29 # ifndef OPENSSL_NO_DEPRECATED_3_0 30 typedef unsigned int RC2_INT; 31 32 # define RC2_ENCRYPT 1 33 # define RC2_DECRYPT 0 34 35 typedef struct rc2_key_st { 36 RC2_INT data[64]; 37 } RC2_KEY; 38 # endif 39 # ifndef OPENSSL_NO_DEPRECATED_3_0 40 OSSL_DEPRECATEDIN_3_0 void RC2_set_key(RC2_KEY *key, int len, 41 const unsigned char *data, int bits); 42 OSSL_DEPRECATEDIN_3_0 void RC2_ecb_encrypt(const unsigned char *in, 43 unsigned char *out, RC2_KEY *key, 44 int enc); 45 OSSL_DEPRECATEDIN_3_0 void RC2_encrypt(unsigned long *data, RC2_KEY *key); 46 OSSL_DEPRECATEDIN_3_0 void RC2_decrypt(unsigned long *data, RC2_KEY *key); 47 OSSL_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); 51 OSSL_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); 56 OSSL_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 # endif 62 63 # ifdef __cplusplus 64 } 65 # endif 66 # endif 67 68 #endif 69