diff options
Diffstat (limited to 'src/common/des.h')
| -rw-r--r-- | src/common/des.h | 47 |
1 files changed, 41 insertions, 6 deletions
diff --git a/src/common/des.h b/src/common/des.h index d62b5cc49..860e35424 100644 --- a/src/common/des.h +++ b/src/common/des.h @@ -2,8 +2,8 @@ * This file is part of Hercules. * http://herc.ws - http://github.com/HerculesWS/Hercules * - * Copyright (C) 2012-2015 Hercules Dev Team - * Copyright (C) Athena Dev Teams + * Copyright (C) 2012-2020 Hercules Dev Team + * Copyright (C) Athena Dev Teams * * Hercules is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -21,14 +21,49 @@ #ifndef COMMON_DES_H #define COMMON_DES_H -#include "common/cbasetypes.h" +#include "common/hercules.h" + +/** + * @file + * + * DES (Data Encryption Standard) algorithm, modified version. + * + * @see http://www.eathena.ws/board/index.php?autocom=bugtracker&showbug=5099 + * @see http://en.wikipedia.org/wiki/Data_Encryption_Standard + * @see http://en.wikipedia.org/wiki/DES_supplementary_material + */ + +/* Struct definitions */ /// One 64-bit block. -typedef struct BIT64 { uint8_t b[8]; } BIT64; +struct des_bit64 { + uint8_t b[8]; +}; + +/* Interface */ + +/// The des interface. +struct des_interface { + /** + * Decrypts a block. + * + * @param[in,out] block The block to decrypt (in-place). + */ + void (*decrypt_block) (struct des_bit64 *block); + + /** + * Decrypts a buffer. + * + * @param [in,out] data The buffer to decrypt (in-place). + * @param [in] size The size of the data. + */ + void (*decrypt) (unsigned char *data, size_t size); +}; #ifdef HERCULES_CORE -void des_decrypt_block(BIT64* block); -void des_decrypt(unsigned char* data, size_t size); +void des_defaults(void); #endif // HERCULES_CORE +HPShared struct des_interface *des; ///< Pointer to the des interface implementation. + #endif // COMMON_DES_H |