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Rev	Author	Line No.	Line
3330	IgorA	1
		2
		3	�� DES
		4
		5
		45
		46
		47
		48
		49	��
		50
		51	��
		52	��
		53
		54	des_encryption
		55	des_decryption
		56	��
		57
		58
		59	��
		60	�� DES (Data Encryption Standard) � �� .
		61	�� 05.03.13.
		62
		63	��
		64
		65	des_encryption
		66	�� . �� :
		67	txt_key db 'des_2013',0
		68	mem_key rb 120
		69	...
		70	mov eax,[open_file_size]
		71	shr eax,3
		72	stdcall [des_encryption], txt_key,mem_key,[open_file],eax
		73	��:
		74	txt_key - �� 64 ��
		75	mem_keys - �� 16 �� (�� 120 ��)
		76	[open_file] - �� 8 ��
		77	eax - �� ([open_file_size] - �� )
		78
		79	des_decryption
		80	�� . �� :
		81	txt_key db 'des_2013',0
		82	mem_key rb 120
		83	...
		84	mov eax,[open_file_size]
		85	shr eax,3
		86	stdcall [des_decryption], txt_key,mem_key,[open_file],eax
		87	��:
		88	txt_key - �� 64 ��
		89	mem_keys - �� 16 �� (�� 120 ��)
		90	[open_file] - �� 8 ��
		91	eax - �� ([open_file_size] - �� )
		92
		93	��
		94	�� , �� @use_library:
		95	align 4
		96	import_des:
		97	des_encryption dd sz_des_encryption
		98	des_decryption dd sz_des_decryption
		99	dd 0,0
		100	sz_des_encryption db 'des_encryption',0
		101	sz_des_decryption db 'des_decryption',0
		102
		103
		104

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