Avoid warning and make local variable lower-case.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/aesGladman/aes.h

@@ -0,0 +1,137 @@
+/*
+ ---------------------------------------------------------------------------
+ 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
+