Kpack v 0.20

Added code for packing the kernel.mnt

git-svn-id: svn://kolibrios.org@1713 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Marat Zakiyanov (Mario79) 2010-12-07 14:51:06 +00:00
parent 843504d669
commit f19e882566
9 changed files with 928 additions and 85 deletions

View File

@ -0,0 +1,32 @@
pop esi
push esi
loader_patch4:
mov ecx, 0 ; will be patched: number of calltrick entries
ctrloop:
lodsb
@@:
cmp al, 0xF
jnz .f
lodsb
cmp al, 80h
jb @b
cmp al, 90h
jb @f
.f:
sub al, 0E8h
cmp al, 1
ja ctrloop
@@:
cmp byte [esi], 0 ; will be patched: code in calltrick entries
loader_patch5:
jnz ctrloop
lodsd
; "bswap eax" is not supported on i386
; mov al,0/bswap eax = 4 bytes, following instructions = 9 bytes
shr ax, 8
ror eax, 16
xchg al, ah
sub eax, esi
add eax, [esp]
mov [esi-4], eax
loop ctrloop

View File

@ -10,7 +10,7 @@ definoutname db 0
defpath db '/RD/1/'
;curedit dd 0
info_str db 'KPack - Kolibri Packer, version 0.15',10
info_str db 'KPack - Kolibri Packer, version 0.20',10
db 'Uses LZMA v4.32 compression library',10,10
info_len = $ - info_str
usage_str db 'Written by diamond in 2006, 2007, 2009 specially for KolibriOS',10
@ -26,6 +26,10 @@ usage_str db 'Written by diamond in 2006, 2007, 2009 specially for KolibriOS',10
db ' or enter input and output file name,',10
db ' enter path and press needed button',10
usage_len = $ - usage_str
already_str db 'Already packed kernel.mnt file',10
already_len = $ - already_str
notkernel_str db 'This is not kernel.mnt file',10
notkernel_len = $ - notkernel_str
errload_str db 'Cannot load input file',10
errload_len = $ - errload_str
outfileerr_str db 'Cannot save output file',10
@ -75,21 +79,25 @@ Box_lib_import:
edit_box_draw dd aEdit_box_draw
edit_box_key dd aEdit_box_key
edit_box_mouse dd aEdit_box_mouse
version_ed dd aVersion_ed
;version_ed dd aVersion_ed
option_box_draw dd aOption_box_draw
option_box_mouse dd aOption_box_mouse
version_op dd aVersion_op
check_box_draw dd aCheck_box_draw
check_box_mouse dd aCheck_box_mouse
;version_ch dd aVersion_ch
scrollbar_ver_draw dd aScrollbar_ver_draw
scrollbar_ver_mouse dd aScrollbar_ver_mouse
scrollbar_hor_draw dd aScrollbar_hor_draw
scrollbar_hor_mouse dd aScrollbar_hor_mouse
version_scrollbar dd aVersion_scrollbar
;option_box_draw dd aOption_box_draw
;option_box_mouse dd aOption_box_mouse
;version_op dd aVersion_op
menu_bar_draw dd aMenu_bar_draw
menu_bar_mouse dd aMenu_bar_mouse
version_menu_bar dd aVersion_menu_bar
;scrollbar_ver_draw dd aScrollbar_ver_draw
;scrollbar_ver_mouse dd aScrollbar_ver_mouse
;scrollbar_hor_draw dd aScrollbar_hor_draw
;scrollbar_hor_mouse dd aScrollbar_hor_mouse
;version_scrollbar dd aVersion_scrollbar
;menu_bar_draw dd aMenu_bar_draw
;menu_bar_mouse dd aMenu_bar_mouse
;version_menu_bar dd aVersion_menu_bar
dd 0
dd 0
@ -97,21 +105,25 @@ version_menu_bar dd aVersion_menu_bar
aEdit_box_draw db 'edit_box',0
aEdit_box_key db 'edit_box_key',0
aEdit_box_mouse db 'edit_box_mouse',0
aVersion_ed db 'version_ed',0
;aVersion_ed db 'version_ed',0
aOption_box_draw db 'option_box_draw',0
aOption_box_mouse db 'option_box_mouse',0
aVersion_op db 'version_op',0
aCheck_box_draw db 'check_box_draw',0
aCheck_box_mouse db 'check_box_mouse',0
;aVersion_ch db 'version_ch',0
aScrollbar_ver_draw db 'scrollbar_v_draw',0
aScrollbar_ver_mouse db 'scrollbar_v_mouse',0
aScrollbar_hor_draw db 'scrollbar_h_draw',0
aScrollbar_hor_mouse db 'scrollbar_h_mouse',0
aVersion_scrollbar db 'version_scrollbar',0
;aOption_box_draw db 'option_box_draw',0
;aOption_box_mouse db 'option_box_mouse',0
;aVersion_op db 'version_op',0
aMenu_bar_draw db 'menu_bar_draw',0
aMenu_bar_mouse db 'menu_bar_mouse',0
aVersion_menu_bar db 'version_menu_bar',0
;aScrollbar_ver_draw db 'scrollbar_v_draw',0
;aScrollbar_ver_mouse db 'scrollbar_v_mouse',0
;aScrollbar_hor_draw db 'scrollbar_h_draw',0
;aScrollbar_hor_mouse db 'scrollbar_h_mouse',0
;aVersion_scrollbar db 'version_scrollbar',0
;aMenu_bar_draw db 'menu_bar_draw',0
;aMenu_bar_mouse db 'menu_bar_mouse',0
;aVersion_menu_bar db 'version_menu_bar',0
;---------------------------------------------------------------------
head_f_i:
head_f_l db 'System error',0
@ -189,3 +201,30 @@ editboxes_end:
mouse_dd dd 0
;---------------------------------------------------------------------
check1 check_box 353,40,4,10,0x80AABBCC,0,0,check_text,6
check_text db 'Kernel',0
;*********************************************************************
; Kerpack data
;*********************************************************************
align 4
fn70_read:
dd 0
dd 0
dd 0
insize3 dd 200*1024
infile3 dd infile
db 0
dd fullname
align 4
fn70_write:
dd 2
dd 0
dd 0
outsize3 dd ?
outfile3 dd outfile
db 0
dd fullname
;*********************************************************************

View File

@ -42,8 +42,7 @@ fn70start rd 1
fn70size rd 1
fn70zero rd 1
fn70dest rd 1
fullname rb 256
fullname rb 4096 ;256
;---------------------------------------------------------------------
align 4
file_attr rd 8
@ -199,7 +198,7 @@ _numPrevBits: rd 1
_numPosBits: rd 1
_posMask: rd 1
_posStateBits: rd 1
range: rd 1
_range: rd 1
_cacheSize: rd 1
_cyclicBufferSize: rd 1
;-----------------------------------------------------
@ -224,3 +223,14 @@ pack_length: rd 1
;---------------------------------------------------------------------
; Compress data area end
;---------------------------------------------------------------------
;*********************************************************************
; Kerpack data
;*********************************************************************
align 4
inptr dd ?
indelta dd ?
insize1 dd ?
;ct1 rb 256
;ctn dd ?
;cti db ?

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@ -0,0 +1,284 @@
; do not touch "purge mov"!!!
purge mov ; for the correct patch of loader
; do not touch "purge mov"!!!
;*********************************************************************
;die_with_err:
; pop esi
;@@:
; lodsb
; test al,al
; jz @f
; mov cl,al
; mcall 63,1
; jmp @b
;*********************************************************************
;@@:
; mcall 63,,13
; mcall ,,10
; mcall -1
;*********************************************************************
kerpack:
call clear_mess_and_displogo
mov ecx,200*1024*3+6A8000h
mcall 68,12
mov [infile],eax
mov [infile3],eax
add eax,200*1024
mov [inbuftmp],eax
add eax,200*1024
mov [outfile],eax
add eax,200*1024
mov [workmem],eax
mov esi,inname
call get_full_name
mov [insize3],200*1024 ; max size of input file
mcall 70,fn70_read
cmp eax,6
jz read_ok
;--------------------------------------
read_err:
; call die_with_err
; db 'KerPack: cannot load kernel.mnt',0
mov esi,errload_str
push errload_len
pop ecx
call write_string
jmp read_ok.exit
;*********************************************************************
read_ok:
mov [insize3],ebx
mov edi,[infile]
add edi,[insize3]
cmp dword [edi-8],dword 'KERN'
jnz .lzma_set_dict_size
cmp dword [edi-4],dword 'PACK'
jnz .lzma_set_dict_size
;--------------------------------------
mov esi,already_str
push already_len
pop ecx
call write_string
jmp read_ok.exit
;*********************************************************************
.not_kernel:
mov esi,notkernel_str
push notkernel_len
pop ecx
call write_string
jmp read_ok.exit
;*********************************************************************
.lzma_set_dict_size:
push 18
call lzma_set_dict_size
; find jump to 32-bit code
; mov edi,infile - 1
mov edi,[infile]
mov eax,edi
add eax,[insize3]
dec edi
;--------------------------------------
@@:
cmp eax,edi
je .not_kernel
inc edi
cmp dword [edi],0xE88EE08E ; mov fs,ax/mov gs,ax
jnz @b
cmp dword [edi+4],0x00BCD08E ; mov ss,ax/mov esp,00xxxxxx
jnz @b
add edi,11
mov [inptr],edi
sub edi,[infile] ; infile
mov [indelta],edi
lea eax,[ebx+0x10000]
mov dword [loader_patch3+2],eax
sub ebx,edi
mov [insize1],ebx
call preprocess_calltrick3
mov al,[cti]
mov [loader_patch5-1],al
mov eax,[ctn]
mov [loader_patch4+1],eax
mov eax,[inptr]
; add eax, outfile - infile + loader_size - 5
add eax,[outfile]
sub eax,[infile]
add eax,loader_size - 5
push eax
call tell_compress_mess
pop eax
push [workmem] ;workmem
push [insize1]
push eax
push [inptr]
call lzma_compress
add eax, loader_size-5
mov [loader_patch1+6],eax
add eax,[indelta]
mov [outsize3],eax
mov eax,[indelta]
; mov ecx,dword [eax + outfile + loader_size - 4]
mov ecx,eax
add ecx,[outfile]
mov ecx,[ecx + loader_size - 4]
bswap ecx
mov [loader_patch2+4],ecx
add eax, 0x10000
mov [loader_patch1+1],eax
mov esi,[infile] ;infile
mov edi,[outfile] ;outfile
mov ecx,[indelta]
rep movsb
mov esi,loader_start
mov ecx,loader_size
rep movsb
mov eax,[outfile]
add eax,[outsize3]
mov [eax],dword 'KERN'
mov [eax+4],dword 'PACK'
add dword [outsize3],8
mov eax,[outsize3]
mov ecx,100
mul ecx
div [insize3]
aam
xchg al,ah
add ax,'00'
mov [ratio],ax
mov esi,done_str
push done_len
pop ecx
call write_string
mov eax,[outfile]
mov [outfile3],eax
mov esi,outname
call get_full_name
mcall 70,fn70_write
test eax,eax
jz .exit ;@f
; call die_with_err
; db 'KerPack: cannot save kernel.mnt',0
mov esi,outfileerr_str
push outfileerr_len
pop ecx
call write_string
;*********************************************************************
.exit:
; call die_with_err
; db 'KerPack: all is OK',0
call return_memory
ret
;*********************************************************************
preprocess_calltrick3:
; input preprocessing
mov edi,ct1
xor eax,eax
push edi
mov ecx,256/4
rep stosd
pop edi
mov ecx,ebx
mov esi,[inptr]
mov ebx,[inbuftmp] ;inbuftmp
xchg eax,edx
;--------------------------------------
input_pre3:
lodsb
;--------------------------------------
@@:
cmp al,0Fh
jnz ip3
dec ecx
jz input_pre_done3
lodsb
cmp al,80h
jb @b
cmp al,90h
jb @f
;--------------------------------------
ip3:
sub al,0E8h
cmp al,1
ja input_pre_cont3
;--------------------------------------
@@:
cmp ecx,5
jb input_pre_done3
lodsd
add eax,esi
sub eax,[inptr]
cmp eax,[insize1]
jae xxx3
cmp eax,1000000h
jae xxx3
sub ecx,4
xchg al,ah
rol eax,16
xchg al,ah
mov [esi-4],eax
inc edx
mov [ebx],esi
add ebx,4
jmp input_pre_cont3
;*********************************************************************
xxx3:
sub esi,4
movzx eax,byte [esi]
mov byte [eax+edi],1
;--------------------------------------
input_pre_cont3:
loop input_pre3
;--------------------------------------
input_pre_done3:
mov [ctn],edx
xor eax,eax
mov ecx,256
repnz scasb
jnz pack_calltrick_done
not cl
mov [cti],cl
;--------------------------------------
@@:
cmp ebx,[inbuftmp] ;inbuftmp
jz pack_calltrick_done
sub ebx,4
mov eax,[ebx]
mov [eax-4],cl
jmp @b
;*********************************************************************
pack_calltrick_done:
ret
;*********************************************************************
include 'loader_lzma.inc'
;*********************************************************************

View File

@ -1,5 +1,10 @@
; kpack = Kolibri Packer
;---------------------------------------------------------------------
; version: 0.20
; last update: 07/12/2010
; changed by: Marat Zakiyanov aka Mario79, aka Mario
; changes: Added code for packing the kernel.mnt
;---------------------------------------------------------------------
; version: 0.15
; last update: 06/11/2010
; changed by: Marat Zakiyanov aka Mario79, aka Mario
@ -142,8 +147,29 @@ still:
push dword edit3
call [edit_box_mouse]
push dword check1
call [check_box_mouse]
jmp still
;*********************************************************************
tell_compress_mess:
push compressing_len
pop ecx
mov esi,compressing_str
call write_string
ret
;*********************************************************************
clear_mess_and_displogo:
call refresh_editbox_data
; clear messages
call clear_messages
; display logo
mov esi,info_str
push info_len
pop ecx
call write_string
ret
;*********************************************************************
clear_messages:
xor eax,eax
mov ecx,80*20/4+1
@ -169,9 +195,17 @@ button:
dec eax
jnz nopack
mov eax,[check1+32]
test eax,10b
jnz @f
call pack
jmp still
;---------------------------------------------------------------------
@@:
call kerpack
jmp still
;---------------------------------------------------------------------
nopack:
dec eax
jnz nounpack
@ -416,10 +450,15 @@ draw_window:
draw_editbox:
push dword edit1
call [edit_box_draw]
push dword edit2
call [edit_box_draw]
push dword edit3
call [edit_box_draw]
push dword check1
call [check_box_draw]
ret
;*********************************************************************
set_editbox_position:
@ -508,6 +547,9 @@ include 'lzma_set_dict_size.inc'
;lzma_decompress:
include 'lzma_decompress.inc'
;---------------------------------------------------------------------
;kerpack code:
include 'kerpack.inc'
;---------------------------------------------------------------------
;initialized variables and constants
include 'const_var.inc'
;---------------------------------------------------------------------

View File

@ -0,0 +1,460 @@
loader_start:
; start address; this code will be injected after the init code
; (some commands below "B32" in the kernel)
mov edi, 0x280000
lea ebx, [edi+loader_size1+16]
lea edx, [ebx+4]
loader_patch1:
mov esi, 0 ; will be patched: start address to copy
mov ecx, 0 ; will be patched: size of data to copy
push esi
rep movsb
jmp edx
loader_size1 = $ - loader_start
loader_patch2:
dd 0x280000 + loader_size
dd 0 ; will be patched: start value for code
; (LZMA-specific)
dd -1
dd _RangeDecoderBitDecode_edx - loader_start + 0x280000
dd _RangeDecoderBitDecode - loader_start + 0x280000
RangeDecoderBitDecode equ dword [ebx]
RangeDecoderBitDecode_edx equ dword [ebx-4]
code_ equ ebx-12
range equ ebx-8
rep1 equ ebx-28
rep2 equ ebx-24
rep3 equ ebx-20
inptr_ldr equ ebx-16
pb equ 2 ; pos state bits
lp equ 0 ; literal pos state bits
lc equ 3 ; literal context bits
posStateMask equ ((1 shl pb)-1)
literalPosMask equ ((1 shl lp)-1)
kNumPosBitsMax = 4
kNumPosStatesMax = (1 shl kNumPosBitsMax)
kLenNumLowBits = 3
kLenNumLowSymbols = (1 shl kLenNumLowBits)
kLenNumMidBits = 3
kLenNumMidSymbols = (1 shl kLenNumMidBits)
kLenNumHighBits = 8
kLenNumHighSymbols = (1 shl kLenNumHighBits)
LenChoice = 0
LenChoice2 = 1
LenLow = 2
LenMid = (LenLow + (kNumPosStatesMax shl kLenNumLowBits))
LenHigh = (LenMid + (kNumPosStatesMax shl kLenNumMidBits))
kNumLenProbs = (LenHigh + kLenNumHighSymbols)
kNumStates = 12
kNumLitStates = 7
kStartPosModelIndex = 4
kEndPosModelIndex = 14
kNumFullDistances = (1 shl (kEndPosModelIndex/2))
kNumPosSlotBits = 6
kNumLenToPosStates = 4
kNumAlignBits = 4
kAlignTableSize = (1 shl kNumAlignBits)
kMatchMinLen = 2
IsMatch = 0
IsRep = 0xC0 ; (IsMatch + (kNumStates shl kNumPosBitsMax))
IsRepG0 = 0xCC ; (IsRep + kNumStates)
IsRepG1 = 0xD8 ; (IsRepG0 + kNumStates)
IsRepG2 = 0xE4 ; (IsRepG1 + kNumStates)
IsRep0Long = 0xF0 ; (IsRepG2 + kNumStates)
PosSlot = 0x1B0 ; (IsRep0Long + (kNumStates shl kNumPosBitsMax))
SpecPos = 0x2B0 ; (PosSlot + (kNumLenToPosStates shl kNumPosSlotBits))
Align_ = 0x322 ; (SpecPos + kNumFullDistances - kEndPosModelIndex)
Lencoder = 0x332 ; (Align_ + kAlignTableSize)
RepLencoder = 0x534 ; (Lencoder + kNumLenProbs)
Literal = 0x736 ; (RepLencoder + kNumLenProbs)
LZMA_BASE_SIZE = 1846 ; must be ==Literal
LZMA_LIT_SIZE = 768
kNumTopBits = 24
kTopValue = (1 shl kNumTopBits)
kNumBitModelTotalBits = 11
kBitModelTotal = (1 shl kNumBitModelTotalBits)
kNumMoveBits = 5
uninit_base = 2C0000h
p = uninit_base
unpacker:
xor ebp, ebp
xor eax, eax
dec eax
lea edi, [rep1]
stosd
stosd
stosd
xchg eax, esi
; mov ecx, Literal + (LZMA_LIT_SIZE shl (lc+lp))
mov ch, (Literal + (LZMA_LIT_SIZE shl (lc+lp)) + 0xFF) shr 8
mov eax, kBitModelTotal/2
mov edi, p
rep stosd
pop edi
push edi
loader_patch3:
.main_loop:
cmp edi, dword 0 ; will be patched: end of data to unpack
jae .main_loop_done
if posStateMask
mov edx, edi
and edx, posStateMask
else
xor edx, edx
end if
push eax ; al = previous byte
lea eax, [ebp + ((p+IsMatch*4) shr (kNumPosBitsMax+2))]
shl eax, kNumPosBitsMax+2
if posStateMask
call RangeDecoderBitDecode_edx
else
call RangeDecoderBitDecode
end if
pop eax
jc .1
movzx eax, al
if literalPosMask
mov ah, dl
and ah, literalPosMask
end if
if ((LZMA_LIT_SIZE*4) and ((1 shl (8-lc)) - 1)) <> 0
shr eax, 8-lc
imul eax, LZMA_LIT_SIZE*4
else
and al, not ((1 shl (8-lc)) - 1)
imul eax, (LZMA_LIT_SIZE*4) shr (8-lc)
end if
add eax, p+Literal*4
mov dl, 1
cmp ebp, kNumLitStates
jb .literal
mov cl, [edi + esi]
;--------------------------------------
.lx0:
add cl, cl
adc dh, 1
call RangeDecoderBitDecode_edx
adc dl, dl
jc .lx1
xor dh, dl
test dh, 1
mov dh, 0
jnz .lx0
;--------------------------------------
.literal:
@@:
call RangeDecoderBitDecode_edx
adc dl, dl
jnc @b
;--------------------------------------
.lx1:
mov eax, ebp
cmp al, 4
jb @f
cmp al, 10
mov al, 3
jb @f
mov al, 6
@@:
sub ebp, eax
xchg eax, edx
;--------------------------------------
.stosb_main_loop:
stosb
jmp .main_loop
;*********************************************************************
.1:
lea eax, [p + IsRep*4 + ebp*4]
call RangeDecoderBitDecode
jnc .10
add eax, (IsRepG0 - IsRep)*4 ;lea eax, [p + IsRepG0*4 + ebp*4]
call RangeDecoderBitDecode
jc .111
mov eax, ebp
shl eax, kNumPosBitsMax+2
add eax, p + IsRep0Long*4
call RangeDecoderBitDecode_edx
jc .1101
cmp ebp, 7
sbb ebp, ebp
lea ebp, [ebp+ebp+11]
mov al, [edi + esi]
jmp .stosb_main_loop
;*********************************************************************
.111:
add eax, (IsRepG1 - IsRepG0) * 4 ;lea eax, [p + IsRepG1*4 + ebp*4]
call RangeDecoderBitDecode
xchg esi, [rep1]
jnc @f
add eax, (IsRepG2 - IsRepG1) * 4 ;lea eax, [p + IsRepG2*4 + ebp*4]
call RangeDecoderBitDecode
xchg esi, [rep2]
jnc @f
xchg esi, [rep3]
;--------------------------------------
@@:
.1101:
mov eax, p + RepLencoder*4
call LzmaLenDecode1
push 8
jmp .rmu
;*********************************************************************
.10:
xchg esi, [rep1]
xchg esi, [rep2]
mov [rep3], esi
mov eax, p + Lencoder*4
call LzmaLenDecode1
push kNumLenToPosStates-1
pop edx
cmp edx, ecx
jb @f
mov edx, ecx
;--------------------------------------
@@:
push ecx
push kNumPosSlotBits
pop ecx
mov eax, p+PosSlot*4
shl edx, cl
call RangeDecoderBitTreeDecode1
mov esi, ecx
cmp ecx, kStartPosModelIndex
jb .l6
mov edx, ecx
xor eax, eax
shr ecx, 1
adc al, 2
dec ecx
shl eax, cl
mov esi, eax
sub eax, edx
lea eax, [p + (SpecPos - 1)*4 + eax*4]
cmp edx, kEndPosModelIndex
jb .l59
; call RangeDecoderDecodeDirectBits
;RangeDecoderDecodeDirectBits:
xor eax, eax
;--------------------------------------
.l:
shr dword [range], 1
add eax, eax
mov edx, [code_]
sub edx, [range]
jb @f
mov [code_], edx
add al, 1 shl kNumAlignBits
;--------------------------------------
@@:
call update_decoder
dec ecx
cmp ecx, kNumAlignBits
jnz .l
; ret
add esi, eax
mov eax, p+Align_*4
;--------------------------------------
.l59:
; call RangeDecoderReverseBitTreeDecode_addesi
;_RangeDecoderReverseBitTreeDecode_addesi:
; in: eax->probs,ecx=numLevels
; out: esi+=length; destroys edx
push edi
xor edx, edx
inc edx
mov edi, edx
;--------------------------------------
@@:
call RangeDecoderBitDecode_edx
jnc .591
add esi, edi
stc
;--------------------------------------
.591:
adc edx, edx
add edi, edi
loop @b
pop edi
; ret
;--------------------------------------
.l6:
pop ecx
not esi
push 7
;--------------------------------------
.rmu:
cmp ebp, 7
pop ebp
jb @f
add ebp, 3
;--------------------------------------
@@:
.repmovsb:
inc ecx
push esi
add esi, edi
rep movsb
lodsb
pop esi
jmp .stosb_main_loop
;*********************************************************************
.main_loop_done:
include 'calltrick2.inc'
ret
;*********************************************************************
_RangeDecoderBitDecode:
; in: eax->prob
; out: CF=bit
push edx
mov edx, [range]
shr edx, kNumBitModelTotalBits
imul edx, [eax]
cmp [code_], edx
jae .ae
mov [range], edx
mov edx, kBitModelTotal
sub edx, [eax]
shr edx, kNumMoveBits
add [eax], edx
;--------------------------------------
.n:
pushfd
call update_decoder
popfd
pop edx
ret
;*********************************************************************
.ae:
sub [range], edx
sub [code_], edx
mov edx, [eax]
shr edx, kNumMoveBits
sub [eax], edx
stc
jmp .n
;*********************************************************************
update_decoder:
cmp byte [range+3], 0 ;cmp dword [range], kTopValue
jnz @f ;jae @f
shl dword [range], 8
shl dword [code_], 8
push eax
mov eax, [inptr_ldr]
mov al, [eax]
inc dword [inptr_ldr]
mov byte [code_], al
pop eax
@@:
ret
;*********************************************************************
_RangeDecoderBitDecode_edx:
push eax
lea eax, [eax+edx*4]
call RangeDecoderBitDecode
pop eax
ret
;*********************************************************************
LzmaLenDecode1:
; in: eax->prob, edx=posState
; out: ecx=len
; LenChoice==0
; add eax, LenChoice*4
if kLenNumMidBits <> kLenNumLowBits
error in optimization
end if
mov cl, kLenNumMidBits
call RangeDecoderBitDecode
jnc .0
add eax, (LenChoice2-LenChoice)*4
call RangeDecoderBitDecode
jc @f
if (kLenNumMidBits <> 3) | (LenMid-LenChoice2 > 0x7F + kLenNumMidBits)
shl edx, cl
add edx, LenMid-LenChoice2
else
lea edx, [ecx + edx*8 - kLenNumMidBits + LenMid-LenChoice2]
end if
push kLenNumLowSymbols
jmp RangeDecoderBitTreeDecode1.1
;*********************************************************************
@@:
mov edx, LenHigh-LenChoice2
mov cl, kLenNumHighBits
push kLenNumLowSymbols + kLenNumMidSymbols
jmp RangeDecoderBitTreeDecode1.1
;*********************************************************************
.0:
shl edx, cl
if LenLow = 2
inc edx
inc edx
else
add edx, LenLow
end if
;--------------------------------------
RangeDecoderBitTreeDecode1:
; in: eax+edx*4->probs,ecx=numLevels
; out: ecx=length; destroys edx
push 0
.1:
lea eax, [eax+edx*4]
xor edx, edx
inc edx
push ecx
@@:
call RangeDecoderBitDecode_edx
adc edx, edx
loop @b
pop ecx
btc edx, ecx
pop ecx
add ecx, edx
ret
loader_size = $ - loader_start
;*********************************************************************

View File

@ -181,7 +181,7 @@ CEncoder_Init:
;RangeEncoder_Init
and dword [low],0
and dword [low+4],0
or dword [range],0xFFFFFFFF
or dword [_range],0xFFFFFFFF
push ebx
push esi
push edi
@ -1884,22 +1884,22 @@ RangeEncoder_EncodeDirectBits:
;----------------------------------------------------------
.labl_00:
mov eax,[esp+8]
shr dword [range],1
shr dword [_range],1
dec esi
mov ecx,esi
shr eax,cl
test al,1
je .labl_01
mov eax,[range]
mov eax,[_range]
add [low],eax
adc dword [low+4],0
;----------------------------------------------------------
.labl_01:
cmp dword [range],0x1000000
cmp dword [_range],0x1000000
jnb .labl_02
shl dword [range],8
shl dword [_range],8
call RangeEncoder_ShiftLow
;----------------------------------------------------------
.labl_02:
@ -3179,14 +3179,14 @@ RangeEncoder_ShiftLow:
;* Call: ***************************************************************
CMyBitEncoder_Encode:
mov ecx,[range]
mov ecx,[_range]
mov eax,[edx]
shr ecx,0xB
imul ecx,eax
cmp dword [esp+4],0
jne .labl_00
mov [range],ecx
mov [_range],ecx
mov ecx,2048
sub ecx,eax
shr ecx,5
@ -3197,17 +3197,17 @@ CMyBitEncoder_Encode:
.labl_00:
add [low],ecx
adc dword [low+4],0
sub [range],ecx
sub [_range],ecx
mov ecx,eax
shr ecx,5
sub eax,ecx
mov [edx],eax
;----------------------------------------------------------
.labl_01:
cmp dword [range],0x1000000
cmp dword [_range],0x1000000
jnb .labl_02
shl dword [range],8
shl dword [_range],8
call RangeEncoder_ShiftLow
;----------------------------------------------------------
.labl_02:

View File

@ -1,24 +1,6 @@
;*********************************************************************
pack:
call refresh_editbox_data
; clear messages
call clear_messages
; display logo
mov esi,info_str
push info_len
pop ecx
call write_string
; load input file
mov esi,inname
call get_full_name
mov ebx,fn70block
mov [ebx],dword 5
and [ebx+4],dword 0
and [ebx+8],dword 0
and [ebx+12],dword 0
mov [ebx+16],dword file_attr
mcall 70
test eax,eax
call displogo_and_readfile
jz inopened
;---------------------------------------------------------------------
infileerr:
@ -154,10 +136,8 @@ lzma_setds:
call lzma_set_dict_size
;--------------------------------------
no_lzma_setds:
push compressing_len
pop ecx
mov esi,compressing_str
call write_string
call tell_compress_mess
mov esi,[outfile1]
mov edi,[outfile2]
movsd

View File

@ -1,25 +1,6 @@
;*********************************************************************
unpack:
call refresh_editbox_data
; clear messages
call clear_messages
; display logo
mov esi,info_str
push info_len
pop ecx
call write_string
; load input file
mov esi,inname
call get_full_name
mov ebx,fn70block
mov [ebx],dword 5
and [ebx+4],dword 0
and [ebx+8],dword 0
and [ebx+12],dword 0
mov [ebx+16],dword file_attr
mcall 70
test eax,eax
call displogo_and_readfile
jnz infileerr
mov ecx,[insize]
@ -181,3 +162,18 @@ return_memory:
@@:
ret
;*********************************************************************
displogo_and_readfile:
call clear_mess_and_displogo
; load input file
mov esi,inname
call get_full_name
mov ebx,fn70block
mov [ebx],dword 5
and [ebx+4],dword 0
and [ebx+8],dword 0
and [ebx+12],dword 0
mov [ebx+16],dword file_attr
mcall 70
test eax,eax
ret
;*********************************************************************