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KFar 0.41 + KFar_Arc 0.11

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git-svn-id: svn://kolibrios.org@631 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Evgeny Grechnikov (Diamond) 2007-09-20 16:20:58 +00:00
parent 0313ceaa28
commit d7512224b5
5 changed files with 471 additions and 362 deletions
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20
programs/fs/kfar/trunk/api.txt
View File

@ -4,7 +4,7 @@
¯à¨ ¢ë§®¢¥ íªá¯®àâ¨à㥬ëå ä㭪権 ¨ ®¦¨¤ ¥â ⮣® ¦¥ ¤«ï callback-ä㭪権.
int version;
‚¥àá¨ï ¨­â¥àä¥©á  kfar, ­  ª®â®àãî à ááç¨â ­ ¯« £¨­. ‘¥©ç á ¤®«¦­  ¡ëâì 1.
‚¥àá¨ï ¨­â¥àä¥©á  kfar, ­  ª®â®àãî à ááç¨â ­ ¯« £¨­. ‘¥©ç á ¤®«¦­  ¡ëâì 2.
int __stdcall plugin_load(kfar_info* info);
‚ë§ë¢ ¥âáï ¯à¨ § £à㧪¥ ¯« £¨­ .
@ -20,9 +20,14 @@ typedef struct
// O_WRITE = 2 - ¤®áâ㯠¤«ï § ¯¨á¨
// O_CREATE = 4 - ¥á«¨ ä ©« ­¥ áãé¥áâ¢ã¥â, ᮧ¤ âì ¥£®
// O_TRUNCATE = 8 - ãá¥çì ä ©« ¤® ­ã«¥¢®© ¤«¨­ë
void* open2; // HANDLE __stdcall open2(int plugin_id, HANDLE plugin_instance,
// const char* name, int mode);
//  ­ «®£¨ç­® open, ­® ®âªà뢠¥â ä ©« á ¯ ­¥«¨ ¯« £¨­ 
// open2(0,<anything>,name,mode) = open(name,mode)
void* read; // unsigned __stdcall read(HANDLE hFile, void* buf, unsigned size);
void* write; // ¥éñ ­¥ ॠ«¨§®¢ ­®
void* seek; // void __stdcall seek(HANDLE hFile, int method, __int64 newpos);
void* tell; // __int64 __stdcall tell(HANDLE hFile);
void* flush; // ¥éñ ­¥ ॠ«¨§®¢ ­®
void* filesize; // __int64 __stdcall filesize(HANDLE hFile);
void* close; // void __stdcall close(HANDLE hFile);
@ -60,14 +65,21 @@ typedef struct
void __stdcall plugin_unload(void);
‚ë§ë¢ ¥âáï ¯à¨ ¢ë£à㧪¥ ¯« £¨­  (¢ ¯à®æ¥áᥠ§ ¢¥à襭¨ï à ¡®âë kfar).
HANDLE __stdcall OpenFilePlugin(HANDLE basefile, const char* name,
const void* attr, const void* data, int datasize);
HANDLE __stdcall OpenFilePlugin(HANDLE basefile,
const void* attr, const void* data, int datasize,
int baseplugin_id, HANDLE baseplugin_instance, const char* name);
Žâªà뢠¥â ¯« £¨­, í¬ã«¨àãî騩 ä ©«®¢ãî á¨á⥬㠭  ¡ §¥ ä ©«  (­ ¯à¨¬¥à,  à娢 ).
basefile - åí­¤« ä ©«  (ª ª®â®à®¬ã ¯à¨¬¥­¨¬ë ä㭪樨 read ¨ seek ¨§ kfar_info)
name - ¨¬ï ä ©«  (¢® ¢à¥¬¥­­®¬ ¡ãä¥à¥)
attr - 㪠§ â¥«ì ­  áâàãªâãàã á  âਡãâ ¬¨ ä ©«  ¢ ä®à¬ â¥ á¨á⥬­®© ä㭪樨 70.1
data - ¡ãä¥à, ᮤ¥à¦ é¨© ¤ ­­ë¥ ¨§ ­ ç «  ä ©«  (¬®¦¥â ¨á¯®«ì§®¢ âìáï ¤«ï ®¯à¥¤¥«¥­¨ï ⨯  ä ©« )
datasize - à §¬¥à ¤ ­­ëå ¢ data. ‚ ⥪ã饩 ॠ«¨§ æ¨¨ min(1024,à §¬¥à ä ©« )
baseplugin_id - ¨¤¥­â¨ä¨ª â®à ¯« £¨­ , ­  ¯ ­¥«¨ ª®â®à®£® à á¯®« £ ¥âáï ®âªà뢠¥¬ë© ä ©«;
0 ¢ á«ãç ¥ ®¡ëç­ëå ¯ ­¥«¥©
baseplugin_instance - åí­¤«, ¢®§¢à éñ­­ë© ¨§ ä㭪樨 GetOpenPluginInfo ¯« £¨­ ,
®¯à¥¤¥«ï¥¬®£® ¯® baseplugin_id
name - ¨¬ï ä ©«  (¢® ¢à¥¬¥­­®¬ ¡ãä¥à¥) (¯®«­®¥ ¨¬ï ®â­®á¨â¥«ì­® baseplugin)
…᫨ ¯« £¨­ ®¡à ¡ â뢠¥â ¯¥à¥¤ ­­ë© ä ©«, â® ®­ ¤®«¦¥­ ¢¥à­ãâì ­®¢ë© ®¯¨á â¥«ì,
ª®â®àë© ¢ ¤ «ì­¥©è¥¬ ¡ã¤¥â ¨á¯®«ì§®¢ âì kfar ¤«ï ®¡à é¥­¨ï ª ¯« £¨­ã. ‚ í⮬ á«ãç ¥
¯« £¨­ ¤®«¦¥­ á ¬®áâ®ï⥫쭮 § ªàëâì basefile ä㭪樥© close ¨§ kfar_info (­ ¯à¨¬¥à,

89
programs/fs/kfar/trunk/filetool.inc
View File

@ -1008,7 +1008,7 @@ open:
jnz .ret0
; file does not exist
test [ecx+_FILE.mode], O_CREATE
jz .ret0z
jz .ret0
.truncate:
lea ebx, [ecx+_FILE.fileinfo]
mov byte [ebx], 2
@ -1039,6 +1039,82 @@ open:
popad
ret 8
; HANDLE __stdcall open2(int plugin_id, HANDLE plugin_instance, const char* name, int mode);
; Opens file on plugin panel
open2:
cmp dword [esp+4], 0
jnz .plugin
pop eax
add esp, 8
push eax
jmp open
.plugin:
pushad
mov ecx, _FILE.size
call xpgalloc
test eax, eax
jz .ret0z
mov [esp+28], eax
mov ecx, eax
mov esi, [esp+44]
lea edi, [eax+_FILE.finame]
lea edx, [eax+_FILE.finame+1024]
@@:
lodsb
stosb
test al, al
jz @f
cmp edi, edx
jb @b
.ret0:
call pgfree
.ret0z:
popad
xor eax, eax
ret 8
@@:
mov edx, [esp+36]
mov [ecx+_FILE.hPlugin], edx
mov ebx, [esp+40]
mov eax, [esp+48]
mov [ecx+_FILE.mode], eax
push ebx ecx
push eax
lea eax, [ecx+_FILE.finame]
push eax
push ebx
call [edx+PluginInfo.open]
pop ecx ebx
test eax, eax
jz .ret0
mov [ecx+_FILE.hFile], eax
mov edx, [esp+36]
push ecx
lea edi, [ecx+_FILE.fileinfo]
push edi
xor eax, eax
push ecx
push 10
pop ecx
rep stosd
pop ecx
lea eax, [ecx+_FILE.finame]
push eax
push ebx
call [edx+PluginInfo.getattr]
pop ecx
xor eax, eax
mov dword [ecx+_FILE.pos], eax
mov dword [ecx+_FILE.pos+4], eax
mov dword [ecx+_FILE.bufpos], eax
mov dword [ecx+_FILE.bufpos+4], eax
mov [ecx+_FILE.bufsize], eax
mov dword [ecx+_FILE.fioffset], eax
mov dword [ecx+_FILE.fioffset+4], eax
mov [esp+28], ecx
popad
ret 16
; unsigned __stdcall read(HANDLE hFile, void* buf, unsigned size);
read:
xor eax, eax
@ -1072,6 +1148,10 @@ read:
add [esp+28], ebx
add dword [ecx+_FILE.pos], ebx
adc dword [ecx+_FILE.pos+4], 0
test dword [ecx+_FILE.pos], 2047
jnz @f
and [ecx+_FILE.bufsize], 0
@@:
sub [esp+44], ebx
jz .ret
.nobuf0:
@ -1248,6 +1328,13 @@ setpos_default:
call seek
ret 12
; __int64 __stdcall tell(HANDLE hFile);
tell:
mov eax, [esp+4]
mov edx, dword [eax+_FILE.pos+4]
mov eax, dword [eax+_FILE.pos]
ret 4
; __int64 __stdcall filesize(HANDLE hFile);
filesize:
mov eax, [esp+4]

35
programs/fs/kfar/trunk/kfar.asm
View File

@ -7,8 +7,8 @@ memsize dd mem
dd stacktop
dd 0, app_path
version equ '0.4'
version_dword equ 0*10000h + 40
version equ '0.41'
version_dword equ 0*10000h + 41
include 'lang.inc'
include 'font.inc'
@ -868,12 +868,13 @@ enum_plugins_callback:
jnc @f
xor eax, eax
@@:
MIN_INTERFACE_VER = 1
MAX_INTERFACE_VER = 1
MIN_INTERFACE_VER = 2
MAX_INTERFACE_VER = 2
cmp eax, MIN_INTERFACE_VER
jae @f
jb @f
cmp eax, MAX_INTERFACE_VER
jbe @f
jbe .version_ok
@@:
push aIncompatibleVersion
.cantload:
push saved_file_name
@ -886,7 +887,7 @@ MAX_INTERFACE_VER = 1
call SayErr
add esp, 12
jmp .dec_ret
@@:
.version_ok:
mov edi, esi
mov esi, plugin_exported
.import:
@ -919,6 +920,8 @@ plugin_unload_default:
ret
OpenFilePlugin_default:
xor eax, eax
ret 28
GetFiles_default:
xor eax, eax
ret 20
@ -1324,11 +1327,13 @@ panels_OnKey:
dec ecx
js .plugdone
pushad
push execdata
push [ebp+panel1_hFile-panel1_data]
push [ebp+panel1_hPlugin-panel1_data]
push edi
push filedata_buffer
call get_curfile_folder_entry
push ecx
push execdata
push esi
call [edx+PluginInfo.OpenFilePlugin]
mov [esp+28], eax
@ -3930,7 +3935,10 @@ draw_panel:
.native:
mov edi, cur_header
mov ecx, [ebp + panel1_width - panel1_data]
sub ecx, 7
sub ecx, 6
cmp byte [esi], '/'
jnz .copy_rest
dec ecx
movsb
@@:
lodsb
@ -3940,6 +3948,7 @@ draw_panel:
jz .header_created
cmp al, '/'
jnz @b
.copy_rest:
mov edx, esi
@@:
lodsb
@ -7266,7 +7275,7 @@ nullstr db 0
aUntitled db 'untitled',0
aDotDot db '..',0,0
standard_dll_path:
libini_name db '/sys/dll/'
libini_name db '/sys/lib/'
standard_dll_path_size = $ - standard_dll_path
db 'libini.obj',0
aStart db 'START',0
@ -7348,9 +7357,11 @@ kfar_info:
dd .size
dd version_dword
dd open
dd open2
dd read
dd -1 ; write: to be implemented
dd seek
dd tell
dd -1 ; flush: to be implemented
dd filesize
dd close
@ -7610,8 +7621,8 @@ active_screen_vtable dd ?
active_screen_data dd ?
default_attr dd ?
left_dotdot_entry rb 40+3 ; 40 bytes for attributes + '..'
right_dotdot_entry rb 40+3
left_dotdot_entry rb 40+4 ; 40 bytes for attributes + '..'
right_dotdot_entry rb 40+4
aConfirmDeleteTextBuf rb aConfirmDeleteTextMax + 1
CopySourceTextBuf rb 512

338
programs/fs/kfar/trunk/kfar_arc/7z.inc
View File

@ -19,6 +19,7 @@ file_in_7z:
.NumSubItems dd ?
.next dd ? ; next item of list of subfolders or files
.prev dd ? ; previous item of list of subfolders or files
.stamp dd ?
.attr dd ?
.FileCRC dd ?
.startPos dq ?
@ -37,7 +38,6 @@ file_in_7z:
.bLastWriteTimeDefined db ?
.bHasStream db ?
.bAnti db ?
.stamp dd ?
.size = $
end virtual
@ -830,7 +830,7 @@ open_7z:
mov esi, [inStream]
mov [eax+handle_7z.host], esi
lea edi, [eax+handle_7z.host_datetime]
mov esi, [esp+16]
mov esi, [esp+12]
add esi, 8
mov ecx, 6
rep movsd
@ -2202,8 +2202,6 @@ fillBufFromInStream:
push 0
push [inStream]
call [seek]
pop eax
push eax
push ecx
push edi
push [inStream]
@ -2273,6 +2271,20 @@ _7z.GetCoder:
jnz @f
cmp dword [eax+9], 1
jz .ret
@@:
inc edx
; Deflate decoder: method ID = [size=03] 04 01 08, NumInStreams = NumOutStreams = 1
cmp dword [eax+4], 0x08010403
jnz @f
cmp dword [eax+8], 1
jz .ret
@@:
inc edx
; Deflate64 decoder: method ID = [size=03] 04 01 09, NumInStreams = NumOutStreams = 1
cmp dword [eax+4], 0x09010403
jnz @f
cmp dword [eax+8], 1
jz .ret
@@:
stc
.ret:
@ -2287,6 +2299,8 @@ label _7z.GetBufSizeTable dword
dd bcj_get_buf_size
dd bcj2_get_buf_size
dd aes7z_get_buf_size
dd deflate_get_buf_size
dd deflate_get_buf_size
label _7z.InitTable dword
dd copy_init_decoder
dd lzma_init_decoder
@ -2294,6 +2308,8 @@ label _7z.InitTable dword
dd bcj_init_decoder
dd bcj2_init_decoder
dd aes7z_init_decoder
dd deflate_init_decoder
dd deflate64_init_decoder
endg
copy_get_buf_size:
@ -2343,164 +2359,6 @@ copy_fillBuf:
popad
ret
; int __stdcall ReadFolder([esp+4] = HANDLE hPlugin,
; [esp+8] = unsigned dirinfo_start, [esp+12] = unsigned dirinfo_size,
; [esp+16] = void* dirdata);
ReadFolder_7z:
; init header
mov edi, [esp+16]
mov ecx, 32/4
xor eax, eax
rep stosd
mov byte [edi-32], 1 ; version
mov ebp, [esp+4]
; get current directory
lea ebx, [ebp+handle_7z.root.subfolders]
cmp [ebp+handle_7z.curdir], 0
jz @f
mov ebx, [ebp+handle_7z.curdir]
add ebx, file_in_7z.subfolders
@@:
mov ecx, [ebx+16]
mov [edi-24], ecx ; number of files
; edi points to BDFE
push 6 ; assume EOF
pop eax
sub ecx, [esp+8]
ja @f
and dword [edi-28], 0 ; number of files read
ret 10h
@@:
cmp ecx, [esp+12]
jb @f
mov ecx, [esp+12]
xor eax, eax ; OK
@@:
mov [edi-28], ecx
push eax
; copy files data
test ecx, ecx
jz .done
; seek to required item
mov eax, [esp+8+4]
mov esi, [ebx]
.0:
test esi, esi
jnz .1
mov esi, [ebx+8]
.1:
add esi, ebp
dec eax
js .2
mov esi, [esi+file_in_7z.next]
jmp .0
.2:
.copy:
cmp [esi+file_in_7z.bPseudoFolder], 0
jnz .pseudo
xor eax, eax
cmp [esi+file_in_7z.bAttrDefined], 0
jz @f
mov eax, [esi+file_in_7z.attr]
@@:
stosd
xor eax, eax
stosd
push esi ecx
add esi, file_in_7z.CreationTime
mov ecx, 8
rep movsd
pop ecx esi
mov edx, [esi+file_in_7z.name]
push edi
@@:
mov al, [edx]
inc edx
stosb
test al, al
jnz @b
pop edi
.cont:
add edi, 264
mov esi, [esi+file_in_7z.next]
test esi, esi
jnz @f
mov esi, [ebx+8]
@@:
add esi, ebp
loop .copy
jmp .done
.pseudo:
push 0x10 ; attributes: folder
pop eax
stosd
xor eax, eax
stosd
push ecx esi
lea esi, [ebp+handle_7z.host_datetime]
mov ecx, 6
rep movsd
pop esi
stosd
stosd
push edi esi
mov ecx, [esi+file_in_7z.namelen]
mov esi, [esi+file_in_7z.name]
rep movsb
mov byte [edi], 0
pop esi edi ecx
jmp .cont
.done:
pop eax
ret 10h
; bool __stdcall SetFolder([esp+4] = HANDLE hPlugin,
; [esp+8] = const char* relative_path, [esp+12] = const char* absolute_path);
SetFolder_7z:
mov ebp, [esp+4]
mov edx, [ebp+handle_7z.curdir]
mov esi, [esp+8]
cmp dword [esi], '..'
jz .toparent
xor ecx, ecx
@@:
inc ecx
cmp byte [esi+ecx], 0
jnz @b
mov ebx, [ebp+handle_7z.root.subfolders]
test edx, edx
jz .scan
mov ebx, [edx+file_in_7z.subfolders]
.scan:
test ebx, ebx
jz .err
add ebx, ebp
cmp [ebx+file_in_7z.namelen], ecx
jnz .cont
push ecx esi
mov edi, [ebx+file_in_7z.name]
repz cmpsb
pop esi ecx
jz .set
.cont:
mov ebx, [ebx+file_in_7z.next]
jmp .scan
.toparent:
test edx, edx
jz .err
mov ebx, [edx+file_in_7z.parent]
test ebx, ebx
jz @f
add ebx, ebp
@@:
.set:
mov [ebp+handle_7z.curdir], ebx
mov al, 1
ret 12
.err:
xor eax, eax
ret 12
; ebp=hPlugin, eax->item, edi->info
getattr_7z:
cmp [eax+file_in_7z.bPseudoFolder], 0
@ -2514,23 +2372,17 @@ getattr_7z:
rep movsd
ret
.pseudo:
mov esi, [eax+file_in_7z.name]
mov ecx, [eax+file_in_7z.namelen]
push 0x10 ; attributes: folder
pop eax
stosd
xor eax, eax
stosd
push ecx esi
lea esi, [ebp+handle_7z.host_datetime]
push 6
pop ecx
rep movsd
pop esi ecx
stosd
stosd
rep movsb
mov byte [edi], 0
ret
virtual at 0
@ -2986,153 +2838,3 @@ close_file_7z:
call free_handle
.ret:
ret 4
iglobal
cur_stamp dd 0
endg
uglobal
tmp_bdfe rb 304
endg
GetFiles_7z:
mov ecx, [ebp+handle_7z.NumFiles]
test ecx, ecx
jz .ret
lea ebx, [ebp+handle_7z.basesize]
inc [cur_stamp]
.loop:
push ecx
mov esi, [ebx+file_in_7z.fullname]
mov edx, [ebp+handle_7z.curdir]
test edx, edx
jz .incur
mov eax, [cur_stamp]
mov [edx+file_in_7z.stamp], eax
mov edi, [edx+file_in_7z.fullname]
mov ecx, [edx+file_in_7z.namelen]
add ecx, [edx+file_in_7z.name]
sub ecx, edi
repz cmpsb
jnz .cont
.incur:
cmp byte [esi], '/'
jnz @f
inc esi
@@:
mov ecx, [esp+12] ; NumItems
mov edx, [esp+16] ; items
cmp ecx, -1
jz .ok
.check:
sub ecx, 1
js .cont
push esi
mov edi, [edx]
add edi, 40
@@:
lodsb
scasb
jnz @f
test al, al
jz .ok2
jmp @b
@@:
pop esi
cmp al, '/'
jnz @f
cmp byte [edi-1], 0
jz .ok
@@:
add edx, 4
jmp .check
.ok2:
pop esi
.ok:
; add all parents directories if needed
.parloope:
mov ecx, [ebx+file_in_7z.parent]
jecxz .pardone
add ecx, ebp
mov eax, [cur_stamp]
cmp [ecx+file_in_7z.stamp], eax
jz .pardone
.parloopi:
mov edx, ecx
mov ecx, [ecx+file_in_7z.parent]
jecxz @f
add ecx, ebp
cmp [ecx+file_in_7z.stamp], eax
jnz .parloopi
@@:
mov [edx+file_in_7z.stamp], eax
push esi
mov eax, edx
mov edi, tmp_bdfe
push edi
sub esi, [ebx+file_in_7z.fullname]
add esi, [edx+file_in_7z.fullname]
push esi
call getattr_7z
mov eax, [esp+16+20]
call eax
pop esi
test al, al
jz .forced_exit
jmp .parloope
.pardone:
cmp [ebx+file_in_7z.bIsDirectory], 0
jz .addfile
mov eax, [cur_stamp]
cmp [ebx+file_in_7z.stamp], eax
jz .cont
mov [ebx+file_in_7z.stamp], eax
push esi
mov eax, ebx
mov edi, tmp_bdfe
push edi
push esi
call getattr_7z
mov eax, [esp+16+20]
call eax
pop esi
test al, al
jz .forced_exit
jmp .cont
.addfile:
push ebx esi
push 11h
pop edi
mov eax, ebx
call open_file_7z
pop esi ebx
test eax, eax
jz .cont
push eax
push eax
mov edi, tmp_bdfe
push edi
push esi
mov eax, ebx
call getattr_7z
mov eax, [esp+20+16]
call eax
pop ecx
push eax
push ebx
push ecx
call myclose
pop ebx
pop eax
test al, al
jz .forced_exit
.cont:
add ebx, file_in_7z.size
pop ecx
dec ecx
jnz .loop
.ret:
ret 20
.forced_exit:
pop ecx
jmp .ret

351
programs/fs/kfar/trunk/kfar_arc/kfar_arc.asm
View File

@ -2,9 +2,9 @@
; project name: KFar_Arc - plugin for KFar, which supports various archives
; target platform: KolibriOS
; compiler: FASM 1.67.14
; version: 0.1
; last update: 2007-07-11 (Jul 11, 2007)
; minimal KFar version: 0.4
; version: 0.11
; last update: 2007-09-20 (Sep 20, 2007)
; minimal KFar version: 0.41
; minimal kernel: no limit
;
; author: Diamond
@ -30,6 +30,8 @@ include 'lzma.inc' ; LZMA-decoder for *.7z
include 'ppmd.inc' ; PPMD-decoder for *.7z
include '7zbranch.inc' ; branch filters for *.7z
include '7zaes.inc' ; AES cryptor for *.7z
include 'zip.inc' ; *.zip
include 'deflate.inc' ; Deflate[64] decoder for *.7z and *.zip
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;; Interface for KFar ;;;;;;;;;;;;;;
@ -39,9 +41,11 @@ kfar_info_struc:
.lStructSize dd ?
.kfar_ver dd ?
.open dd ?
.open2 dd ?
.read dd ?
.write dd ?
.seek dd ?
.tell dd ?
.flush dd ?
.filesize dd ?
.close dd ?
@ -65,6 +69,10 @@ end virtual
plugin_load:
mov eax, [esp+4]
mov [kfar_info], eax
push [eax+kfar_info_struc.open2]
pop [open2]
push [eax+kfar_info_struc.filesize]
pop [filesize]
push [eax+kfar_info_struc.read]
pop [read]
push [eax+kfar_info_struc.seek]
@ -89,28 +97,48 @@ plugin_load:
xor eax, eax ; success
ret 4
; HANDLE __stdcall OpenFilePlugin(HANDLE basefile, const char* name,
; const void* attr, const void* data, int datasize);
; HANDLE __stdcall OpenFilePlugin(HANDLE basefile,
; const void* attr, const void* data, int datasize,
; int baseplugin_id, HANDLE baseplugin_instance, const char* name);
; This function is called when user presses Enter (or Ctrl+PgDn) on file.
; Plugin tests whether given file is of supported type
; and if so, loads information and returns
; handle to be used in subsequent calls to ReadFolder, SetFolder and so on.
OpenFilePlugin:
mov [bPasswordDefined], 0
mov esi, [esp+16]
mov esi, [esp+12]
mov ebp, [esp+4]
; test for 7z archive
cmp dword [esp+20], 20h ; minimal size of 7z archive is 20h bytes
cmp dword [esp+16], 20h ; minimal size of 7z archive is 20h bytes
jb .no_7z
cmp word [esi], '7z' ; signature, part 1
jnz .no_7z
cmp dword [esi+2], 0x1C27AFBC ; signature, part 2
jnz .no_7z
call open_7z
ret 20
ret 28
.no_7z:
; test for zip archive
cmp dword [esp+16], 22 ; minimal size of zip archive is 22 bytes
jb .no_zip
cmp word [esi], 0x4B50
jnz .no_zip
cmp word [esi+2], 0x0403
jz .zip
cmp word [esi+2], 0x0201
jz .zip
cmp word [esi+2], 0x0606
jz .zip
cmp word [esi+2], 0x0706
jz .zip
cmp word [esi+2], 0x0605
jnz .no_zip
.zip:
call open_zip
ret 28
.no_zip:
xor eax, eax
ret 20
ret 28
; Handle of plugin in kfar_arc is as follow:
virtual at 0
@ -121,6 +149,8 @@ handle_common:
.root.subfiles dd ?
.root.subfiles.end dd ?
.root.NumSubItems dd ?
.curdir dd ?
.NumFiles dd ?
; ... some plugin-specific data follows ...
end virtual
@ -141,6 +171,7 @@ file_common:
.NumSubItems dd ?
.next dd ? ; next item in list of subfolders/files
.prev dd ? ; previous item in list of subfolders/files
.stamp dd ? ; stamp for GetFiles
end virtual
; void __stdcall ClosePlugin(HANDLE hPlugin);
@ -155,18 +186,132 @@ ClosePlugin:
; int __stdcall ReadFolder(HANDLE hPlugin,
; unsigned dirinfo_start, unsigned dirinfo_size, void* dirdata);
ReadFolder:
mov eax, [esp+4]
mov eax, [eax]
; init header
mov edi, [esp+16]
mov ecx, 32/4
xor eax, eax
rep stosd
mov byte [edi-32], 1 ; version
mov ebp, [esp+4]
; get current directory
lea ebx, [ebp+handle_common.root.subfolders]
cmp [ebp+handle_common.curdir], 0
jz @f
mov ebx, [ebp+handle_common.curdir]
add ebx, file_common.subfolders
@@:
mov ecx, [ebx+16]
mov [edi-24], ecx ; number of files
; edi points to BDFE
push 6 ; assume EOF
pop eax
sub ecx, [esp+8]
ja @f
and dword [edi-28], 0 ; number of files read
ret 10h
@@:
cmp ecx, [esp+12]
jb @f
mov ecx, [esp+12]
xor eax, eax ; OK
@@:
mov [edi-28], ecx
push eax
; copy files data
jecxz .done
; seek to required item
mov eax, [esp+8+4]
mov esi, [ebx]
.0:
test esi, esi
jnz .1
mov esi, [ebx+8]
.1:
add esi, ebp
dec eax
jmp dword [ReadFolderTable+eax*4]
js .2
mov esi, [esi+file_common.next]
jmp .0
.2:
.copy:
pushad
mov eax, esi
mov ecx, [ebp]
call dword [getattrTable+(ecx-1)*4]
pop edi esi
push esi edi
add edi, 40
mov ecx, [esi+file_common.namelen]
mov esi, [esi+file_common.name]
rep movsb
mov byte [edi], 0
popad
add edi, 304
mov esi, [esi+file_common.next]
test esi, esi
jnz @f
mov esi, [ebx+8]
@@:
add esi, ebp
loop .copy
.done:
pop eax
ret 10h
; bool __stdcall SetFolder(HANDLE hPlugin,
; const char* relative_path, const char* absolute_path);
SetFolder:
mov eax, [esp+4]
mov eax, [eax]
dec eax
jmp dword [SetFolderTable+eax*4]
mov ebp, [esp+4]
mov edx, [ebp+handle_common.curdir]
mov esi, [esp+8]
cmp dword [esi], '..'
jz .toparent
xor ecx, ecx
@@:
inc ecx
cmp byte [esi+ecx], 0
jnz @b
mov ebx, [ebp+handle_common.root.subfolders]
test edx, edx
jz .scan
mov ebx, [edx+file_common.subfolders]
.scan:
test ebx, ebx
jz .err
add ebx, ebp
cmp [ebx+file_common.namelen], ecx
jnz .cont
push ecx esi
mov edi, [ebx+file_common.name]
repz cmpsb
pop esi ecx
jz .set
.cont:
mov ebx, [ebx+file_common.next]
jmp .scan
.toparent:
test edx, edx
jz .err
mov ebx, [edx+file_common.parent]
test ebx, ebx
jz @f
add ebx, ebp
@@:
.set:
mov [ebp+handle_common.curdir], ebx
mov al, 1
ret 12
.err:
xor eax, eax
ret 12
iglobal
cur_stamp dd 0
endg
uglobal
tmp_bdfe rb 304
endg
; void __stdcall GetFiles(HANDLE hPlugin, int NumItems, void* items[],
; void* addfile, void* adddir);
@ -174,9 +319,153 @@ SetFolder:
; bool __stdcall adddir(const char* name, void* bdfe_info);
GetFiles:
mov ebp, [esp+4]
mov ecx, [ebp+handle_common.NumFiles]
test ecx, ecx
jz .ret
mov ebx, ebp
mov eax, [ebx]
add ebx, [basesizes+(eax-1)*8]
inc [cur_stamp]
.loop:
push ecx
mov esi, [ebx+file_common.fullname]
mov edx, [ebp+handle_common.curdir]
test edx, edx
jz .incur
mov eax, [cur_stamp]
mov [edx+file_common.stamp], eax
mov edi, [edx+file_common.fullname]
mov ecx, [edx+file_common.namelen]
add ecx, [edx+file_common.name]
sub ecx, edi
repz cmpsb
jnz .cont
.incur:
cmp byte [esi], '/'
jnz @f
inc esi
@@:
mov ecx, [esp+12] ; NumItems
mov edx, [esp+16] ; items
cmp ecx, -1
jz .ok
.check:
sub ecx, 1
js .cont
push esi
mov edi, [edx]
add edi, 40
@@:
lodsb
scasb
jnz @f
test al, al
jz .ok2
jmp @b
@@:
pop esi
cmp al, '/'
jnz @f
cmp byte [edi-1], 0
jz .ok
@@:
add edx, 4
jmp .check
.ok2:
pop esi
.ok:
; add all parents directories if needed
.parloope:
mov ecx, [ebx+file_common.parent]
jecxz .pardone
add ecx, ebp
mov eax, [cur_stamp]
cmp [ecx+file_common.stamp], eax
jz .pardone
.parloopi:
mov edx, ecx
mov ecx, [ecx+file_common.parent]
jecxz @f
add ecx, ebp
cmp [ecx+file_common.stamp], eax
jnz .parloopi
@@:
mov [edx+file_common.stamp], eax
push esi
mov eax, edx
mov edi, tmp_bdfe
push edi
sub esi, [ebx+file_common.fullname]
add esi, [edx+file_common.fullname]
push esi
mov ecx, [ebp]
call dword [getattrTable+(ecx-1)*4]
mov eax, [esp+16+20]
call eax
pop esi
test al, al
jz .forced_exit
jmp .parloope
.pardone:
cmp [ebx+file_common.bIsDirectory], 0
jz .addfile
mov eax, [cur_stamp]
cmp [ebx+file_common.stamp], eax
jz .cont
mov [ebx+file_common.stamp], eax
push esi
mov eax, ebx
mov edi, tmp_bdfe
push edi
push esi
mov ecx, [ebp]
call dword [getattrTable+(ecx-1)*4]
mov eax, [esp+16+20]
call eax
pop esi
test al, al
jz .forced_exit
jmp .cont
.addfile:
push ebx esi ebp
push 11h
pop edi
mov eax, ebx
mov ecx, [ebp]
call dword [openTable+(ecx-1)*4]
pop ebp esi ebx
test eax, eax
jz .cont
push eax
push eax
mov edi, tmp_bdfe
push edi
push esi
mov eax, ebx
mov ecx, [ebp]
call dword [getattrTable+(ecx-1)*4]
mov eax, [esp+20+16]
call eax
pop ecx
push eax ebp
push ebx
push ecx
call myclose
pop ebx
pop ebp eax
test al, al
jz .forced_exit
.cont:
mov eax, [ebp]
dec eax
jmp dword [GetFilesTable+eax*4]
add ebx, [basesizes+(eax-1)*8+4]
pop ecx
dec ecx
jnz .loop
.ret:
ret 20
.forced_exit:
pop ecx
jmp .ret
; void __stdcall GetOpenPluginInfo(HANDLE hPlugin, OpenPluginInfo* info);
GetOpenPluginInfo:
@ -882,7 +1171,7 @@ query_password:
; export table
align 4
EXPORTS:
dd aVersion, 1
dd aVersion, 2
dd aPluginLoad, plugin_load
dd aOpenFilePlugin,OpenFilePlugin
dd aClosePlugin, ClosePlugin
@ -930,6 +1219,7 @@ aArchiveDataError db '
aArchiveDataErrorPass db 'Žè¨¡ª  ¢ ¤ ­­ëå  à娢  ¨«¨ ­¥¢¥à­ë© ¯ à®«ì',0
aChangePass db '‚¢¥á⨠¯ à®«ì',0
aNameTooLong db '‘«¨èª®¬ ¤«¨­­®¥ ¨¬ï',0
aCannotOpenFile db '<27>¥ ¬®£ã ®âªàëâì ä ©«',0
else
aContinue db 'Continue',0
aCancel db 'Cancel',0
@ -947,40 +1237,45 @@ aArchiveDataError db 'Error in archive data',0
aArchiveDataErrorPass db 'Error in archive data or incorrect password',0
aChangePass db 'Enter password',0
aNameTooLong db 'Name is too long',0
aCannotOpenFile db 'Cannot open file',0
end if
; kfar_arc supports [hmm... will support...] many archive types.
; kfar_arc supports many archive types.
; OpenFilePlugin looks for supported archive signature and gives control
; to concrete handler if found.
; Other functions just determine type of opened archive and jumps to corresponding handler.
; Other functions just determine type of opened archive and jump to corresponding handler.
type_mem_stream = 0 ; memory stream - for file handles (returned from 'open')
type_7z = 1
type_zip = 2
; archive functions (types start from type_7z)
align 4
ClosePluginTable:
dd close_7z
ReadFolderTable:
dd ReadFolder_7z
SetFolderTable:
dd SetFolder_7z
GetFilesTable:
dd GetFiles_7z
dd close_zip
getattrTable:
dd getattr_7z
dd getattr_zip
openTable:
dd open_file_7z
dd open_file_zip
basesizes:
dd handle_7z.basesize, file_in_7z.size
dd handle_zip.basesize, file_in_zip.size
; file functions (types start from type_mem_stream)
readTable:
dd read_mem_stream
dd read_7z
dd read_zip
setposTable:
dd setpos_mem_stream
dd setpos_7z
dd setpos_zip
closeTable:
dd close_mem_stream
dd close_file_7z
dd close_file_zip
; pointers for SayErr and Message
ContinueBtn dd aContinue
@ -1045,6 +1340,8 @@ error_proc dd ?
clear_proc dd ?
; import from kfar
open2 dd ?
filesize dd ?
read dd ?
seek dd ?
close dd ?