mirror of
https://github.com/minetest/irrlicht.git
synced 2024-11-18 08:10:32 +01:00
8310a3fbad
git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475
138 lines
4.3 KiB
C
138 lines
4.3 KiB
C
/*
|
|
---------------------------------------------------------------------------
|
|
Copyright (c) 2003, Dr Brian Gladman < >, Worcester, UK.
|
|
All rights reserved.
|
|
|
|
LICENSE TERMS
|
|
|
|
The free distribution and use of this software in both source and binary
|
|
form is allowed (with or without changes) provided that:
|
|
|
|
1. distributions of this source code include the above copyright
|
|
notice, this list of conditions and the following disclaimer;
|
|
|
|
2. distributions in binary form include the above copyright
|
|
notice, this list of conditions and the following disclaimer
|
|
in the documentation and/or other associated materials;
|
|
|
|
3. the copyright holder's name is not used to endorse products
|
|
built using this software without specific written permission.
|
|
|
|
ALTERNATIVELY, provided that this notice is retained in full, this product
|
|
may be distributed under the terms of the GNU General Public License (GPL),
|
|
in which case the provisions of the GPL apply INSTEAD OF those given above.
|
|
|
|
DISCLAIMER
|
|
|
|
This software is provided 'as is' with no explicit or implied warranties
|
|
in respect of its properties, including, but not limited to, correctness
|
|
and/or fitness for purpose.
|
|
---------------------------------------------------------------------------
|
|
Issue Date: 26/08/2003
|
|
|
|
This file contains the definitions required to use AES in C. See aesopt.h
|
|
for optimisation details.
|
|
*/
|
|
|
|
#ifndef _AES_H
|
|
#define _AES_H
|
|
|
|
#include "irrMath.h"
|
|
|
|
#define AES_128 /* define if AES with 128 bit keys is needed */
|
|
#define AES_192 /* define if AES with 192 bit keys is needed */
|
|
#define AES_256 /* define if AES with 256 bit keys is needed */
|
|
#define AES_VAR /* define if a variable key size is needed */
|
|
|
|
/* The following must also be set in assembler files if being used */
|
|
|
|
#define AES_ENCRYPT /* if support for encryption is needed */
|
|
#define AES_DECRYPT /* if support for decryption is needed */
|
|
#define AES_ERR_CHK /* for parameter checks & error return codes */
|
|
|
|
typedef irr::u8 aes_08t;
|
|
typedef irr::u32 aes_32t;
|
|
|
|
#define AES_BLOCK_SIZE 16 /* the AES block size in bytes */
|
|
#define N_COLS 4 /* the number of columns in the state */
|
|
|
|
/* a maximum of 60 32-bit words are needed for the key schedule */
|
|
#define KS_LENGTH 64
|
|
|
|
#ifdef AES_ERR_CHK
|
|
#define aes_ret int
|
|
#define aes_good 0
|
|
#define aes_error -1
|
|
#else
|
|
#define aes_ret void
|
|
#endif
|
|
|
|
#ifndef AES_DLL /* implement normal/DLL functions */
|
|
#define aes_rval aes_ret
|
|
#else
|
|
#define aes_rval aes_ret __declspec(dllexport) _stdcall
|
|
#endif
|
|
|
|
/* This routine must be called before first use if non-static */
|
|
/* tables are being used */
|
|
|
|
void gen_tabs(void);
|
|
|
|
/* The key length (klen) is input in bytes when it is in the range */
|
|
/* 16 <= klen <= 32 or in bits when in the range 128 <= klen <= 256 */
|
|
|
|
#ifdef AES_ENCRYPT
|
|
|
|
typedef struct
|
|
{
|
|
aes_32t ks[KS_LENGTH];
|
|
} aes_encrypt_ctx;
|
|
|
|
#if defined(AES_128) || defined(AES_VAR)
|
|
aes_rval aes_encrypt_key128(const void *in_key, aes_encrypt_ctx cx[1]);
|
|
#endif
|
|
|
|
#if defined(AES_192) || defined(AES_VAR)
|
|
aes_rval aes_encrypt_key192(const void *in_key, aes_encrypt_ctx cx[1]);
|
|
#endif
|
|
|
|
#if defined(AES_256) || defined(AES_VAR)
|
|
aes_rval aes_encrypt_key256(const void *in_key, aes_encrypt_ctx cx[1]);
|
|
#endif
|
|
|
|
#if defined(AES_VAR)
|
|
aes_rval aes_encrypt_key(const void *in_key, int key_len, aes_encrypt_ctx cx[1]);
|
|
#endif
|
|
|
|
aes_rval aes_encrypt(const void *in_blk, void *out_blk, const aes_encrypt_ctx cx[1]);
|
|
#endif
|
|
|
|
#ifdef AES_DECRYPT
|
|
|
|
typedef struct
|
|
{
|
|
aes_32t ks[KS_LENGTH];
|
|
} aes_decrypt_ctx;
|
|
|
|
#if defined(AES_128) || defined(AES_VAR)
|
|
aes_rval aes_decrypt_key128(const void *in_key, aes_decrypt_ctx cx[1]);
|
|
#endif
|
|
|
|
#if defined(AES_192) || defined(AES_VAR)
|
|
aes_rval aes_decrypt_key192(const void *in_key, aes_decrypt_ctx cx[1]);
|
|
#endif
|
|
|
|
#if defined(AES_256) || defined(AES_VAR)
|
|
aes_rval aes_decrypt_key256(const void *in_key, aes_decrypt_ctx cx[1]);
|
|
#endif
|
|
|
|
#if defined(AES_VAR)
|
|
aes_rval aes_decrypt_key(const void *in_key, int key_len, aes_decrypt_ctx cx[1]);
|
|
#endif
|
|
|
|
aes_rval aes_decrypt(const void *in_blk, void *out_blk, const aes_decrypt_ctx cx[1]);
|
|
#endif
|
|
|
|
#endif
|
|
|