Where Online Learning is simpler!

The C and C++ Include Header Files

cat -n /usr/include/openssl/idea.h

     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_IDEA_H
    11	#define OPENSSL_IDEA_H
    12	#pragma once
    13	
    14	#include <openssl/macros.h>
    15	#ifndef OPENSSL_NO_DEPRECATED_3_0
    16	#define HEADER_IDEA_H
    17	#endif
    18	
    19	#include <openssl/opensslconf.h>
    20	
    21	#ifndef OPENSSL_NO_IDEA
    22	#ifdef __cplusplus
    23	extern "C" {
    24	#endif
    25	
    26	#define IDEA_BLOCK 8
    27	#define IDEA_KEY_LENGTH 16
    28	
    29	#ifndef OPENSSL_NO_DEPRECATED_3_0
    30	
    31	typedef unsigned int IDEA_INT;
    32	
    33	#define IDEA_ENCRYPT 1
    34	#define IDEA_DECRYPT 0
    35	
    36	typedef struct idea_key_st {
    37	    IDEA_INT data[9][6];
    38	} IDEA_KEY_SCHEDULE;
    39	#endif
    40	#ifndef OPENSSL_NO_DEPRECATED_3_0
    41	OSSL_DEPRECATEDIN_3_0 const char *IDEA_options(void);
    42	OSSL_DEPRECATEDIN_3_0 void IDEA_ecb_encrypt(const unsigned char *in,
    43	    unsigned char *out,
    44	    IDEA_KEY_SCHEDULE *ks);
    45	OSSL_DEPRECATEDIN_3_0 void IDEA_set_encrypt_key(const unsigned char *key,
    46	    IDEA_KEY_SCHEDULE *ks);
    47	OSSL_DEPRECATEDIN_3_0 void IDEA_set_decrypt_key(IDEA_KEY_SCHEDULE *ek,
    48	    IDEA_KEY_SCHEDULE *dk);
    49	OSSL_DEPRECATEDIN_3_0 void IDEA_cbc_encrypt(const unsigned char *in,
    50	    unsigned char *out, long length,
    51	    IDEA_KEY_SCHEDULE *ks,
    52	    unsigned char *iv, int enc);
    53	OSSL_DEPRECATEDIN_3_0 void IDEA_cfb64_encrypt(const unsigned char *in,
    54	    unsigned char *out, long length,
    55	    IDEA_KEY_SCHEDULE *ks,
    56	    unsigned char *iv, int *num,
    57	    int enc);
    58	OSSL_DEPRECATEDIN_3_0 void IDEA_ofb64_encrypt(const unsigned char *in,
    59	    unsigned char *out, long length,
    60	    IDEA_KEY_SCHEDULE *ks,
    61	    unsigned char *iv, int *num);
    62	OSSL_DEPRECATEDIN_3_0 void IDEA_encrypt(unsigned long *in,
    63	    IDEA_KEY_SCHEDULE *ks);
    64	#endif
    65	
    66	#ifndef OPENSSL_NO_DEPRECATED_1_1_0
    67	#define idea_options IDEA_options
    68	#define idea_ecb_encrypt IDEA_ecb_encrypt
    69	#define idea_set_encrypt_key IDEA_set_encrypt_key
    70	#define idea_set_decrypt_key IDEA_set_decrypt_key
    71	#define idea_cbc_encrypt IDEA_cbc_encrypt
    72	#define idea_cfb64_encrypt IDEA_cfb64_encrypt
    73	#define idea_ofb64_encrypt IDEA_ofb64_encrypt
    74	#define idea_encrypt IDEA_encrypt
    75	#endif
    76	
    77	#ifdef __cplusplus
    78	}
    79	#endif
    80	#endif
    81	
    82	#endif