forked from Mirrorlandia_minetest/irrlicht
2ae2a551a6
GLES drivers adapted, but only did make compile-tests. git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/branches/ogl-es@6038 dfc29bdd-3216-0410-991c-e03cc46cb475
138 lines
4.3 KiB
C
138 lines
4.3 KiB
C
/*
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---------------------------------------------------------------------------
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Copyright (c) 2003, Dr Brian Gladman < >, Worcester, UK.
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All rights reserved.
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LICENSE TERMS
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The free distribution and use of this software in both source and binary
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form is allowed (with or without changes) provided that:
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1. distributions of this source code include the above copyright
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notice, this list of conditions and the following disclaimer;
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2. distributions in binary form include the above copyright
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notice, this list of conditions and the following disclaimer
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in the documentation and/or other associated materials;
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3. the copyright holder's name is not used to endorse products
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built using this software without specific written permission.
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ALTERNATIVELY, provided that this notice is retained in full, this product
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may be distributed under the terms of the GNU General Public License (GPL),
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in which case the provisions of the GPL apply INSTEAD OF those given above.
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DISCLAIMER
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This software is provided 'as is' with no explicit or implied warranties
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in respect of its properties, including, but not limited to, correctness
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and/or fitness for purpose.
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---------------------------------------------------------------------------
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Issue Date: 26/08/2003
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This file contains the definitions required to use AES in C. See aesopt.h
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for optimisation details.
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*/
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#ifndef _AES_H
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#define _AES_H
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#include "irrMath.h"
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#define AES_128 /* define if AES with 128 bit keys is needed */
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#define AES_192 /* define if AES with 192 bit keys is needed */
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#define AES_256 /* define if AES with 256 bit keys is needed */
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#define AES_VAR /* define if a variable key size is needed */
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/* The following must also be set in assembler files if being used */
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#define AES_ENCRYPT /* if support for encryption is needed */
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#define AES_DECRYPT /* if support for decryption is needed */
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#define AES_ERR_CHK /* for parameter checks & error return codes */
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typedef irr::u8 aes_08t;
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typedef irr::u32 aes_32t;
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#define AES_BLOCK_SIZE 16 /* the AES block size in bytes */
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#define N_COLS 4 /* the number of columns in the state */
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/* a maximum of 60 32-bit words are needed for the key schedule */
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#define KS_LENGTH 64
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#ifdef AES_ERR_CHK
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#define aes_ret int
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#define aes_good 0
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#define aes_error -1
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#else
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#define aes_ret void
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#endif
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#ifndef AES_DLL /* implement normal/DLL functions */
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#define aes_rval aes_ret
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#else
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#define aes_rval aes_ret __declspec(dllexport) _stdcall
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#endif
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/* This routine must be called before first use if non-static */
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/* tables are being used */
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void gen_tabs(void);
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/* The key length (klen) is input in bytes when it is in the range */
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/* 16 <= klen <= 32 or in bits when in the range 128 <= klen <= 256 */
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#ifdef AES_ENCRYPT
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typedef struct
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{
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aes_32t ks[KS_LENGTH];
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} aes_encrypt_ctx;
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#if defined(AES_128) || defined(AES_VAR)
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aes_rval aes_encrypt_key128(const void *in_key, aes_encrypt_ctx cx[1]);
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#endif
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#if defined(AES_192) || defined(AES_VAR)
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aes_rval aes_encrypt_key192(const void *in_key, aes_encrypt_ctx cx[1]);
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#endif
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#if defined(AES_256) || defined(AES_VAR)
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aes_rval aes_encrypt_key256(const void *in_key, aes_encrypt_ctx cx[1]);
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#endif
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#if defined(AES_VAR)
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aes_rval aes_encrypt_key(const void *in_key, int key_len, aes_encrypt_ctx cx[1]);
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#endif
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aes_rval aes_encrypt(const void *in_blk, void *out_blk, const aes_encrypt_ctx cx[1]);
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#endif
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#ifdef AES_DECRYPT
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typedef struct
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{
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aes_32t ks[KS_LENGTH];
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} aes_decrypt_ctx;
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#if defined(AES_128) || defined(AES_VAR)
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aes_rval aes_decrypt_key128(const void *in_key, aes_decrypt_ctx cx[1]);
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#endif
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#if defined(AES_192) || defined(AES_VAR)
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aes_rval aes_decrypt_key192(const void *in_key, aes_decrypt_ctx cx[1]);
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#endif
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#if defined(AES_256) || defined(AES_VAR)
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aes_rval aes_decrypt_key256(const void *in_key, aes_decrypt_ctx cx[1]);
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#endif
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#if defined(AES_VAR)
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aes_rval aes_decrypt_key(const void *in_key, int key_len, aes_decrypt_ctx cx[1]);
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#endif
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aes_rval aes_decrypt(const void *in_blk, void *out_blk, const aes_decrypt_ctx cx[1]);
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#endif
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#endif
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