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ZLOFENIX © (2005-12-18 23:39) [0]
#ifndef _UOENCRYPTION_H_INCLUDED
#define _UOENCRYPTION_H_INCLUDED
#ifdef _cplusplus
extern "C" {
#endif
/* Huffman adapted for network usage */
typedef struct tagHuffmanObj
{
int has_incomplete;
int incomplete_node;
char incomplete_byte;
}HuffmanObj;
/* declares the minimal size of a buffer to decompress n bytes */
#define MIN_DECBUF_SIZE(in) ((in * 4) + 4)
void Compress(char *dest, const char *src, int *dest_size, int *src_size);
void Decompress(char *dest, const char *src, int *dest_size, int *src_size, HuffmanObj *obj);
void DecompressClean(HuffmanObj *obj);
/* Login crypt */
#define GETKEYS_MIN_SIZE 61
typedef struct tagLoginCryptInfo
{
/* public, must be declared */
unsigned int pseed;
unsigned int k1, k2;
/* private, dynamic vars used by the crypt code, each encrypted byte changes them */
unsigned int m_key[2]; /* [0] - m_CryptMaskLo [1] - m_CryptMaskHi */
unsigned int m_k1, m_k2; /* [1] - m_MasterHi [2] - m_MasterLo */
}LoginCryptObj;
void LoginCryptInit(LoginCryptObj *obj);
void LoginCryptEncrypt(LoginCryptObj *obj, unsigned char * in, unsigned char * out, int len);
int CalculateKeys(unsigned char *Plaintext, unsigned char *Ciphertext, unsigned int *Seed, unsigned int *Key1, unsigned int *Key2);
/* Game crypt */
#define CRYPT_GAMEKEY_COUNT 25
#define CRYPT_GAMESEED_LENGTH 8
/* BLOWFISH */
typedef struct tagBlowfishObject
{
unsigned char seed[CRYPT_GAMESEED_LENGTH];
int table_index; /* init: 0 */
int stream_pos; /* init: 0 */
int block_pos; /* init: 0 */
}BlowfishObj;
void BlowfishInit(BlowfishObj *Obj);
void BlowfishEncrypt(BlowfishObj *Obj, unsigned char * in, unsigned char * out, int len);
void BlowfishDecrypt(BlowfishObj *Obj, unsigned char * in, unsigned char * out, int len);
/* UO.cfg Password crypt */
void PWEncrypt(unsigned char *in, unsigned char *out, int len);
void PWDecrypt(unsigned char *in, unsigned char *out, int len);
#if _cplusplus
}
#endif
#endif
Все функции вызываются из Dll
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