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Rev 147 Rev 171
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; IN:
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; IN:
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;
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;
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; eax = 0  ; read file          /RamDisk/First  6
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; eax = 0  ; read file          /RamDisk/First  6
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; eax = 1  ; write file         /RamDisk/First 33   /HardDisk/First 56
 - 
 
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; eax = 2  ; delete file        /RamDisk/First 32
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; eax = 1  ; write file         /RamDisk/First 33   /HardDisk/First 56
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; eax = 4  ; makedir
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; eax = 4  ; makedir
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; eax = 5  ; rename file/directory
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; eax = 5  ; rename file/directory
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; eax = 8  ; lba read
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; eax = 8  ; lba read
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; eax = 15 ; get_disk_info
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; eax = 15 ; get_disk_info
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    je    fs_info
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    je    fs_info
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    cmp   dword [eax+0],5       ; RENAME - dont care about read&write blocks
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    cmp   dword [eax+0],5       ; RENAME - dont care about read&write blocks
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    je    fs_read
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    je    fs_read
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    cmp   dword [eax+0],4       ; MAKEDIR - dont care about read&write blocks
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    cmp   dword [eax+0],4       ; MAKEDIR - dont care about read&write blocks
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    je    fs_read
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    je    fs_read
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    cmp   dword [eax+0],2       ; DELETE - dont care about read&write blocks
 - 
 
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    je    fs_read
 - 
 
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    cmp   dword [0x3000],1      ; no memory checks for kernel requests
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    cmp   dword [0x3000],1      ; no memory checks for kernel requests
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    jz    no_checks_for_kernel
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    jz    no_checks_for_kernel
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    mov   edx,eax
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    mov   edx,eax
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    ; eax=0 ok - eax=1 not enough free space
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    ; eax=0 ok - eax=1 not enough free space
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    jmp   file_system_return
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    jmp   file_system_return
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  fs_noramdisk_write:
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    cmp   dword [esp+20],2      ;DELETE
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    jne   fs_noramdisk_delete
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    mov   eax,[esp+4]           ; fname
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    add   eax,2*12+1
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    call  filedelete
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    jmp   file_system_return
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  fs_noramdisk_delete:
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  fs_noramdisk_write:
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  fs_noramdisk:
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  fs_noramdisk:
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    jmp   file_system_return
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    jmp   file_system_return
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  fs_noflpdisk_write:
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    cmp   dword [esp+20],2      ; DELETE
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    jne   fs_noflpdisk_delete
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    mov   eax,[esp+4]           ; fname
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    add   eax,2*12+1
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    call  floppy_filedelete
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    mov   [flp_status],0
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    jmp   file_system_return
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  fs_noflpdisk_delete:
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  fs_noflpdisk_write:
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  fs_noflpdisk:
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  fs_noflpdisk:
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    jmp   file_system_return
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    jmp   file_system_return
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  fs_noharddisk_write:
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    cmp   dword [esp+20],2      ; DELETE
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    jne   fs_noharddisk_delete
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    mov   eax,[esp+0]           ; /dirname or /filename
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    mov   byte [eax],0          ; path to asciiz
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    inc   eax                   ; filename start
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    mov   edx,[esp+4]
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    add   edx,12*2              ; path start
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    call  removedir
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    mov   edi,[esp+0]
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    mov   byte [edi],'/'
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    jmp   file_system_return
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  fs_noharddisk_delete:
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  fs_noharddisk_write:
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    cmp   dword [esp+20],4      ; MAKEDIR
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    cmp   dword [esp+20],4      ; MAKEDIR