mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-16 03:42:35 +03:00
1db510e6a9
it load the first app (or vrr_m) and cpu from /hd0/1/kolibri/bin the skin is in /hd0/1/kolibri/etc/default.skn the drivers ar loaded from /hd0/1/kolibri/drivers the ramdisk is'nt loaded when you chose to load it from the hard-drive (because it is'nt needed) you will also need to download the modified version of sommes app: launcher vrr_m @panel @menu setup icon jpegview @rb git-svn-id: svn://kolibrios.org@454 a494cfbc-eb01-0410-851d-a64ba20cac60
78 lines
1.2 KiB
NASM
78 lines
1.2 KiB
NASM
file_handler:
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.operation=0
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.position=4
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.reserved=8
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.n_bytes=12
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.bufer=16
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.name=20
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.st_size=20+1024
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open: ;esi=name_string
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;retorna eax
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pushad
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mov ecx,file_handler.st_size
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call mallocz
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mov [esp+28],edi
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push edi
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mov ecx,1024
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add edi,file_handler.name
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call movedata
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pop edi
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; test if file exists
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lea ebx,[edi+file_handler.operation]
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mov byte[ebx],5
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mov dword[ebx+16],fileattr
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mov eax,70
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int 0x40
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cmp eax,2
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jz .virtual
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test eax,eax
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jnz close.b
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@@:
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clc
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popad
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ret
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.virtual:
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mov byte [fileattr], 0x10
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jmp @b
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close:
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pushad
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.b:
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mov edi,[esp+28]
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call free
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popad
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xor eax,eax
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ret
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read: ;(f,bufer,nbytes) eax,edi,ecx ncr
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;retorna bytes leidos en ecx
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pushad
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lea ebx, [eax+file_handler.operation]
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mov byte [ebx], 0
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mov [ebx+12], ecx
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mov [ebx+16], edi
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mov eax, 70
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int 0x40
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cmp ebx, -1
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sbb ebx, -1
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mov eax, [esp+28]
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add [eax+file_handler.position], ebx
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mov [esp+24], ebx
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popad
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ret
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ftell: mov edx,[eax+file_handler.position]
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ret
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lseek: ;eax=file edx=pos
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mov [eax+file_handler.position],edx
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ret
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skip: ;eax=file edx=bytes to skip
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add [eax+file_handler.position],edx
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ret
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