mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-24 15:46:49 +03:00
482 lines
9.0 KiB
NASM
482 lines
9.0 KiB
NASM
; @RCHER - Deflate unpacker v2.0 beta
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;
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; Written in pure assembler by Ivushkin Andrey aka Willow
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;
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; Created: May 6, 2005
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;
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; Last changed: August 26, 2006
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;
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; Compile with FASM
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SYS equ meos
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OUTBUF equ 4*1024*1024
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png_imag = output+OUTBUF
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PARAM_PTR = os_work;png_image
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MEMINIT=next_code;output
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DUMPFILE equ '/hd0/1/out.txt'
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SHOW_RBLOCK equ 0;1
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SHOW_PNG_SEC equ 0;1
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SHOW_METH equ 0;1
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FILE_NUM equ 15;8
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MEMORY equ 0x800000
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BITS equ 16
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BUFSIZE equ 32
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BUFPTR equ area
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PASSW_LEN equ 32
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NO_STOPS equ 1
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SHOW_CHARS equ 0
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BSIZE equ 512
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INBUF equ BUFSIZE*BSIZE*2
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IGNORE_DIRS equ 0
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MOVE_SLINE_LEV equ 8
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DECRYPT_MODE equ 100b
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PNG_MODE equ 10b
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TAR_MODE equ 1000b
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STAY_MODE equ 10000b
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IPC_MODE equ 100000b
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RAW_MODE equ 1000000b
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THREAD_YES equ 10000000b
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LIST_MODE equ 100000000b
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MEM_MODE equ 1000000000b
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FIND_MODE equ 10000000000b
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if SYS eq win
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format PE console
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entry start
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;match =win,SYS
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;{
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; include 'D:\Ivushkin\projects\fasmw\INCLUDE\win32a.inc'
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;}
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else
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use32
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org 0x0
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db 'MENUET01'
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dd 0x01
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dd start
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dd I_END
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dd MEMINIT
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dd main_stack_top;MEMORY-2048
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if PARAM_PTR eq param
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dd 0
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else
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dd PARAM_PTR
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end if
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dd 0x0
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if PARAM_PTR eq param
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param db 'N'
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db '000015'
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db '/hd/1/zip/gz/fasm-1~1.tgz',0
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end if
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;match =meos,SYS
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;{
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include "..\..\..\macros.inc"
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; purge mov
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include "..\..\..\debug.inc"
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include 'dump.inc'
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;}
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end if
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include 'lang.inc'
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language equ lang
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if SYS eq win
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section '.text' code readable executable writeable
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end if
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include "arcmacro.inc"
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include "parser.inc"
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include "deflate.inc"
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include "sys.inc"
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FileNum dd FILE_NUM
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;FNAME equ '/hd/1/zip/pngsuite/s01n3p01.png'
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start:
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if SYS eq win
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invoke GetStdHandle, STD_OUTPUT_HANDLE
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mov [cons],eax
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invoke GetStdHandle, STD_INPUT_HANDLE
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mov [cons_in],eax
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Msg 0
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Msg 1
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else
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Msg 0
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Msg 1
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mcall 40,1000101b
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; jmp again
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CmdLine
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cmdl:
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test [Flags],LIST_MODE
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jz red
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; Dump [lpath],[lpath_len],os_work
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; ud2
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red:
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call draw_window
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mcall 12,2
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still:
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mcall 10
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cmp eax,1
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je red
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cmp eax,2
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jne .nokey
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mcall 2
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cmp ah,9
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jz quit
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jmp still
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.nokey:
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cmp eax,3
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jne still
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mcall 17
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cmp ah,1
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jne still
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mcall 23,30
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cmp eax,3
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jne .noquit
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call KillViewer
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mcall -1
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.noquit:
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mcall 17
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mcall 64,1,MEMINIT
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QueryFile
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mov [FileNum],FILE_NUM
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test eax,eax
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jnz still
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end if
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again:
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; Dump Flags,4,os_work
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mov [fat_],fat
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Newline
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xor eax,eax
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; and [Flags],STAY_MODE
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and [_CRC32_],eax
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and [IDATsize],eax
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mov [Adler32],1
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call OpenFile
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test ebx,ebx
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jnz .sizeok2
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.sizebad2:
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Msg 14
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jmp quit
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.sizeok2:
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call KillViewer
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xor eax,eax
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mov ecx,(child_stack-fat)/4
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mov edi,fat
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rep stosd
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mov [filesize],ebx
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test [Flags],RAW_MODE
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jz .norawm
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mov eax,[arc_base]
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xor ebx,ebx
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call FileSeek
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jmp .sizeok
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.norawm:
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call SfxParse
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call ZipParse
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cmp edx,52
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je .notzip
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mov ecx,[FileNum]
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call ZipFindN
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cmp edx,4
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je quit
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test [Flags],DECRYPT_MODE
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jz .nopass
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call ZipDecrypt
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push esi
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mov ecx,31
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._:
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mov al,[esi]
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push eax
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call decrypt_byte
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xor al,byte[esp]
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add esp,4
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call UKeys
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mov [esi],al
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inc esi
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loop ._
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pop esi
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ud2
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.nopass:
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cmp [unp_size],0
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jne .sizeok
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.sizebadq:
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Msg 13
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jmp quit
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.notzip:
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call GzipParse
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test edx,edx
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jne .notgzip
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jmp .sizeok
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.notgzip:
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call PngParse
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test edx,edx
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jz .sizeok1
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cmp edx,21
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je .sizebad
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test [Flags],RAW_MODE
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jne .sizeok
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Msg 40
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jmp exit
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.sizebad:
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Msg 17
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jmp exit
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.sizeok1:
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if ~ SYS eq win
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end if
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Msg 39 ; unpacking PNG
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mov ecx,[unp_size]
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add ecx,output
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mov [png_],ecx
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mov eax,[PNG_info.Width]
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imul eax,[PNG_info.Height]
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lea eax,[eax+eax*2]
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add ecx,eax
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; dps 'Mem='
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; dpd ecx
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mcall 64,1
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test eax,eax
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jz .ok
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Msg 41
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jmp exit
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.ok:
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mov edi,[outp]
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call Deflate.blkbegin
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jmp .defl_end
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.sizeok:
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mov ecx,[unp_size]
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dpd ecx
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add ecx,output
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; mov [png_],ecx
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mcall 64,1
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test eax,eax
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jz .ok2
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Msg 41
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jmp exit
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.ok2:
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call Deflate ; <===========
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.defl_end:
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test [bits],7
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jnz .esi_ok
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dec esi
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.esi_ok:
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push dword[esi] ; <- Adler !!!
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mov esi,output
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sub edi,esi
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mov ecx,edi
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mov [outfile.size],ecx
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test [Flags],RAW_MODE
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jnz .skipAdler
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test [Flags],PNG_MODE
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jnz .skipCRC
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push esi ecx
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call UCRC
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Msg 11
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mov eax,[_CRC32_]
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mov edx,36
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cmp eax,[CRC_check]
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je .crcok
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dec edx
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.crcok:
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Msg edx
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if SYS eq win
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else
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dph eax
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end if
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pop ecx esi
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jmp .skipAdler
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.skipCRC:
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; dps 'Out='
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; dpd ecx
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call UAdler
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Msg 10
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mov eax,[Adler32]
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bswap eax ; <- calculated Adler !!!
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mov edx,36
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cmp eax,[esp]
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je .adlok
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dec edx
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.adlok:
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Msg edx
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if SYS eq win
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else
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dph eax
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end if
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.skipAdler:
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pop eax
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Newline
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.nomoreIDAT:
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mov ebx,output
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if SYS eq win
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Msg 37
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invoke CloseHandle, [hnd]
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invoke CreateFile,dumpfile,GENERIC_WRITE, FILE_SHARE_WRITE, NULL, \
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CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL,NULL
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mov [hnd],eax
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invoke WriteFile, eax,ebx,[outfile.size],cparam1,NULL
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invoke CloseHandle, [hnd]
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else
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test [Flags],PNG_MODE
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jnz .nosave
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test [Flags],LIST_MODE
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jnz quit
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test [Flags],TAR_MODE
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jnz .nomsg
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Msg 37
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.nomsg:
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mov [outfile.out],ebx
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mcall 70,outfile
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; dps 'Before Quit1'
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; ud2
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test [Flags],TAR_MODE
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jz exit.pad
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; call StartPad
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.nosave:
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end if
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test [Flags],PNG_MODE
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jz NoPng
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xor eax,eax
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mov edi,filters
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mov ecx,6
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rep stosd
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mov edi,[png_]
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mov esi,output
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;//
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mov [outp],edi
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;//
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call PngFilter
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call FiltStats
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mov [outfile.size],edi
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mov ebx,[outp];png_image
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if SYS eq win
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exit:
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Msg 12
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invoke CreateFile,outfile,GENERIC_WRITE, FILE_SHARE_WRITE, NULL, \
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CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL,NULL
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mov [hnd],eax
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invoke WriteFile, eax,ebx,[outfile.size],cparam1,NULL
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invoke CloseHandle, [hnd]
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call RunViewer
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and [arc_base],0
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and [Flags],STAY_MODE
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; dps 'Before Quit2'
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quit:
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QueryFile
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test eax,eax
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jnz again
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invoke ExitProcess,0
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else
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exit:
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mov [outfile.out],ebx
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test [Flags],TAR_MODE
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jz .notar
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Msg 37
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test [Flags],LIST_MODE
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jne quit
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mcall 70,outfile
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.pad:
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call StartPad
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.notar:
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Msg 12
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call RunViewer
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and [arc_base],0
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and [Flags],STAY_MODE
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quit:
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test [Flags],STAY_MODE
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jnz red
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mcall -1
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end if
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NoPng:
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test [Flags],TAR_MODE
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if SYS eq win
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jz quit
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else
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jz still
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end if
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; Dump output,255,os_work
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; ud2
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; mov ecx,dumpf_len
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; mov esi,dumpfile
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; mov edi,filename
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; rep movsb
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; call OpenFile
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; test ebx,ebx
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; jz again.sizebadq
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call TarParse
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mov ecx,[FileNum]
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call TarFindN
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; dpd [outfile.size]
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cmp [outfile.size],0
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jz again.sizebadq
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mov ebx,esi
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jmp exit
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if ~ SYS eq win
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draw_window:
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mcall 12,1
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mov ebx,15
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mov ecx,ebx
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mov edx,0x0e26830
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mov edi,edx
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mcall 0,,,,0x1f2a870
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mcall 8,,,1+1 shl 30
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mcall 4,<6,5>,0x10d0d0d0,msgs+5,1
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mcall ,<5,5>,0x10202020
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ret
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end if
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include 'data.inc'
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if SYS eq win
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section '.idata' import data readable writeable
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library kernel,'KERNEL32.DLL',\
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comdlg,'COMDLG32.DLL',\
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user,'USER32.DLL'
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import kernel,\
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CreateFile,'CreateFileA',\
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GetFileSize,'GetFileSize',\
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ReadFile,'ReadFile',\
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WriteFile,'WriteFile',\
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SetFilePointer,'SetFilePointer',\
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CloseHandle,'CloseHandle',\
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GetStdHandle,'GetStdHandle',\
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WriteConsole,'WriteConsoleA',\
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ReadConsole,'ReadConsoleA',\
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CreateProcess,'CreateProcessA',\
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WritePrivateProfileString,'WritePrivateProfileStringA',\
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ExitProcess,'ExitProcess'
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import comdlg,\
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GetOpenFileName,'GetOpenFileNameA'
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import user,\
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wsprintf,'wsprintfA',\
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SendMessage,'SendMessageA',\
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FindWindowEx,'FindWindowExA',\
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WaitForInputIdle,'WaitForInputIdle'
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section '.reloc' fixups data readable discardable
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end if
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if ~ SYS in <meos,win>
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error "Please specify SYS: meos OR win"
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end if
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