1
0
kolibrios/programs/copy2/trunk/copy2.asm
Andrey Halyavin (halyavin) 09f8067f56 fixed bug with coping file with size divisible by 4Kb.
git-svn-id: svn://kolibrios.org@68 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-04-15 16:04:54 +00:00

428 lines
10 KiB
NASM
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

; project name: SYSTREE FILE COPIER
; version: 1.1b
; last update: 18/07/2004
; compiler: FASM 1.52
; written by: Ivan Poddubny
; e-mail: ivan-yar@bk.ru
; copying-policy: GPL
; History:
; 18/07/2004 strings using "lsz" macro + french language (not 100%!)
; 04/06/2004 Bugfix for memory - thanks to Ville
; ...
use32
org 0x0
db 'MENUET01' ; 8 byte id
dd 0x01 ; header version
dd START ; start of code
dd I_END ; size of image
dd 0x20201 ; memory for app
dd 0x10000 ; esp
dd 0x0 , 0x0 ; I_Param , I_Icon
include 'lang.inc'
include 'macros.inc' ; very useful stuff for MeOS
STRLEN = 48 ; maximal length of filename
START: ; start of execution
red:
call draw_window ; at first, draw the window
still: ; main cycle of application begins here
mov eax,10 ; wait here for event
int 0x40
dec eax ; redraw request ?
jz red
dec eax ; key in buffer ?
jz key
dec eax ; button in buffer ?
jz button
jmp still
key: ; key event handler
mov eax,2 ; just read it and ignore
int 0x40
jmp still ; return to main loop
button: ; button
mov eax,17 ; get id
int 0x40
cmp ah,1 ; button id=1 ? (close_btn)
jz close
cmp ah,2 ; copy ?
je copy_file
; read_string:
cmp ah,5 ; user pressed dest button ?
jz dstbtn
cmp ah,4 ; user pressed src button ?
jnz still
srcbtn:
mov [addr],dword source
mov [ya],dword 36
jmp rk
dstbtn:
mov [addr],dword destination
mov [ya],dword 36+16
rk:
mov edi,[addr] ; load the address of the string
mov al,0 ; the symbol we will search for
mov ecx,STRLEN+1 ; length of the string (+1)
cld ; search forward
repne scasb ; do search now
inc ecx ; we've found a zero or ecx became 0
mov eax,STRLEN+1
sub eax,ecx ; eax = address of <0> character
mov [temp],eax ; position
call print_text
mov edi,[addr] ; address of string
add edi,[temp] ; cursor position
.waitev:
mov eax,10
int 0x40
cmp eax,2
jnz still
; mov eax,2
int 0x40
shr eax,8
cmp eax,8
jnz .nobs ; BACKSPACE
cmp edi,[addr]
jz .waitev
dec edi
mov [edi],byte 0
call print_text
jmp .waitev
.nobs:
cmp eax,13 ; ENTER
je still
cmp eax,192
jne .noclear
xor al,al
mov edi,[addr]
mov ecx,STRLEN
rep stosb
mov edi,[addr]
call print_text
jmp .waitev
.noclear:
mov [edi],al
call print_text
inc edi
mov esi,[addr]
add esi,STRLEN
cmp esi,edi
jnz .waitev
jmp still
close:
or eax,-1 ; close program
int 0x40
;====================================================
; copy_file
; This piece of code copies src file to dst file,
; then it pass the control to copy_error routine,
; which returns to the main cycle of the app.
; It's NOT a function! It's reached by direct jump
; from the button handler.
;====================================================
copy_file:
; at first we must get the size of the source file
mov [source_info.blocks],1 ; load only 512 bytes
mov eax,58
mov ebx,source_info
int 0x40
; now eax contains error code
; and ebx contains file size in bytes
test eax,eax ; check if eax is equal to zero (success)
je .ok_getsize ; eax = 0 => continue
cmp eax,6
jna @f
mov eax,7 ; if error code is above 6, it will be 7
@@:
cmp eax,5 ; file might be copied successfully altrough
; the system reports an error 5
jne copy_error ; print error code now
.ok_getsize:
; allocate memory
push ebx ; save file size
mov ecx,ebx
add ecx,0x20000 ; size of memory needed = 0x20000+filesize
mov eax,64 ; func 64
mov ebx,1 ; resize application memory
int 0x40
pop ebx ; restore filesize
; check if alloc function failed
test eax,eax ; non-zero value means error
je .ok_memory
mov eax,5 ; error 5 - out of memory
jmp copy_error ; print error code now
.ok_memory:
; save number of blocks to source_info
add ebx,511
shr ebx,9 ; round up to 512 boundary
mov [source_info.blocks],ebx
; read the source file
mov eax,58
mov ebx,source_info
int 0x40
; ebx = file size
; save loaded file
mov [dest_info.bytes2write],ebx ; file size in bytes
mov eax,58
mov ebx,dest_info
int 0x40
; check if 58 function failed
test eax,eax
je .ok_write
add eax,7 ; error number += 7
cmp eax,6+7
jna copy_error
mov eax,7+7
jmp copy_error
.ok_write:
; return to the initial amount of memory
mov eax,64
mov ebx,1
mov ecx,0x20201
int 0x40
xor eax,eax ; eax = message number (0-OK)
; print message now
copy_error:
mov edi,eax
mov eax,4
mov ebx,20*65536+83
mov ecx,0x10ff0000
mov edx,[errors+edi*8]
mov esi,[errors+edi*8+4]
int 0x40
jmp still
; print strings (source & destination)
print_text:
mov eax,13
mov ebx,107*65536+STRLEN*6
mov ecx,[ya]
shl ecx,16
add ecx,9
mov edx,0xf2f2f2
int 0x40
mov eax,4
mov ebx,109*65536
add ebx,[ya]
xor ecx,ecx
mov edx,[addr]
mov esi,STRLEN
int 0x40
ret
; *********************************************
; ******* WINDOW DEFINITIONS AND DRAW ********
; *********************************************
draw_window:
mov eax, 12 ; function 12:tell os about windowdraw
mov ebx, 1 ; 1, start of draw
int 0x40
; DRAW WINDOW
xor eax, eax ; function 0 : define and draw window
mov ebx, 160*65536+415 ; [x start] *65536 + [x size]
mov ecx, 160*65536+100 ; [y start] *65536 + [y size]
mov edx, 0x03DDDDDD ; color of work area RRGGBB
int 0x40
; WINDOW LABEL
mov eax, 4 ; function 4 : write text to window
mov ebx, 8*65536+8 ; [x start] *65536 + [y start]
mov ecx, 0x10ffffff ; color of text RRGGBB
mov edx, header ; pointer to text beginning
mov esi, header.size ; text length
int 0x40
mov eax, 8 ; COPY BUTTON
mov ebx, 20*65536+375
mov ecx, 63*65536+16
mov edx, 2
mov esi, 0xCCCCCC
int 0x40
mov ebx, 105*65536+290
mov ecx, 33*65536+12
mov edx, 4
mov esi, 0xEBEBEB
int 0x40
mov ebx, 105*65536+290
mov ecx, 49*65536+12
mov edx, 5
mov esi, 0xEBEBEB
int 0x40
mov esi, source
mov edi, text+14
mov ecx, STRLEN
rep movsb
mov esi, destination
mov edi, text+STRLEN+59-45+14
mov ecx, STRLEN
rep movsb
mov ebx, 25*65536+36 ; print filenames
xor ecx, ecx
mov edx, text
mov esi, STRLEN+59-45
newline:
mov eax, 4
int 0x40
add ebx, 16
add edx, STRLEN+59-45
cmp [edx], byte 'x'
jnz newline
mov eax, 12 ; function 12:tell os about windowdraw
mov ebx, 2 ; 2, end of draw
int 0x40
ret
; DATA AREA
align 4
source_info: ; SOURCE FILEINFO
.mode dd 0 ; read file
.start_block dd 0x0 ; block to read
.blocks dd 0x700 ; num of blocks
.address dd 0x20000
.workarea dd 0x10000
source db '/HD/1/KERNEL/KERNEL.MNT',0
times (STRLEN-23) db 0
dest_info: ; DESTINATION FILEINFO
.mode dd 1 ; write
.notused dd 0x0 ; not used
.bytes2write dd 0 ; bytes to write
.address dd 0x20000
.workarea dd 0x10000
destination db '/RD/1/KERNEL.MNT',0
times (STRLEN-16) db 0
align 4
addr dd 0x0
ya dd 0x0
temp dd 0
lsz text,\
ru, ' <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><E1ABA0><EFBFBD> ',\
ru, ' <20><><EFBFBD><EFBFBD>: | <20><><EFBFBD><EFBFBD><EFBFBD><E3A1AD> <20><><EFBFBD><EFBFBD>, ivan-yar@bk.ru ',\
ru, ' <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ',\
ru, 'x',\ ; <- END MARKER, DONT DELETE
\
en, 'SOURCE: | Russia, Yaroslavl ',\
en, 'DESTINATION: | Poddubny Ivan, ivan-yar@bk.ru ',\
en, ' COPY SOURCE -> DESTINATION ',\
en, 'x',\ ; <- END MARKER, DONT DELETE
\
fr, 'SOURCE: | ',\
fr, 'DESTINATION: | ',\
fr, ' COPIER ',\
fr, 'x'
lsz header,\
ru, '<27><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>',\
en, 'SYSTREE FILE COPIER',\
fr, 'COPIER LE FICHIER'
;  This macro is used to define a string table in format <pointer;length>
macro strtbl name,[string]
{
common
label name dword
forward
local str,size
dd str,size
forward
str db string
size = $ - str
}
if lang eq ru
strtbl errors,\
"<EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>",\
"(<EFBFBD><EFBFBD><EFBFBD>) <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD>",\
"(<EFBFBD><EFBFBD><EFBFBD>) <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>",\
"(<EFBFBD><EFBFBD><EFBFBD>) <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>",\
"(<EFBFBD><EFBFBD><EFBFBD>) <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD>",\
"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>",\
"(<EFBFBD><EFBFBD><EFBFBD>) <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD>",\
"(<EFBFBD><EFBFBD><EFBFBD>) <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD>",\
"(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>) <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD>",\
"(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>) <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>",\
"(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>) <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>",\
"(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>) <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD>",\
"?",\
"(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>) <EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>",\
"(<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>) <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD>"
else
strtbl errors,\
"Success!",\
"(read) no hd base or partition defined",\
"(read) unsupported file system",\
"(read) unknown file system",\
"(read) hd partition not defined",\
"out of memory",\
"(read) end of file",\
"(read) unknown error",\
"(write) no hd base or partition defined",\
"(write) unsupported file system",\
"(write) unknown file system",\
"(write) hd partition not defined",\
"?",\
"(write) end of file",\
"(write) unknown error"
end if
I_END: