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File system addition: get/set file/folder attributes

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git-svn-id: svn://kolibrios.org@86 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Evgeny Grechnikov (Diamond)
2006-06-15 13:13:03 +00:00
parent 62da2ad490
commit b3a457d97d
5 changed files with 358 additions and 45 deletions
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157
kernel/trunk/blkdev/rd.inc
View File

@@ -834,13 +834,42 @@ fat_date_to_bdfe:
pop edx ecx
ret
bdfe_to_fat_time:
push edx
mov edx, eax
shr eax, 16
and dh, 0x3F
shl eax, 6
or al, dh
shr dl, 1
and dl, 0x1F
shl eax, 5
or al, dl
pop edx
ret
bdfe_to_fat_date:
push edx
mov edx, eax
shr eax, 16
sub ax, 1980
and dh, 0xF
shl eax, 4
or al, dh
and dl, 0x1F
shl eax, 5
or al, dl
pop edx
ret
fat_entry_to_bdfe:
; convert FAT entry at edi to BDFE (block of data of folder entry) at esi, advance esi
; destroys eax
movzx eax, byte [edi+11]
mov [esi], eax ; attributes
mov eax, [ebp-4]
mov [esi+4], eax ; ASCII/UNICODE name
fat_entry_to_bdfe2:
movzx eax, byte [edi+11]
mov [esi], eax ; attributes
movzx eax, word [edi+14]
call fat_time_to_bdfe
mov [esi+8], eax ; creation time
@@ -861,6 +890,8 @@ fat_entry_to_bdfe:
mov [esi+32], eax ; file size (low dword)
xor eax, eax
mov [esi+36], eax ; file size (high dword)
test ebp, ebp
jz .ret
push ecx edi
lea edi, [esi+40]
mov esi, ebp
@@ -872,6 +903,7 @@ fat_entry_to_bdfe:
@@:
mov esi, edi
pop edi ecx
.ret:
ret
.ansi:
mov ecx, 264/4
@@ -879,41 +911,62 @@ fat_entry_to_bdfe:
mov [edi-1], al
jmp @b
bdfe_to_fat_entry:
; convert BDFE at edx to FAT entry at edi
; destroys eax
; attributes byte
test byte [edi+11], 8 ; volume label?
jnz @f
mov al, [edx]
and al, 0x27
and byte [edi+11], 0x10
or byte [edi+11], al
@@:
mov eax, [edx+8]
call bdfe_to_fat_time
mov [edi+14], ax ; creation time
mov eax, [edx+12]
call bdfe_to_fat_date
mov [edi+16], ax ; creation date
mov eax, [edx+20]
call bdfe_to_fat_date
mov [edi+18], ax ; last access date
mov eax, [edx+24]
call bdfe_to_fat_time
mov [edi+22], ax ; last write time
mov eax, [edx+28]
call bdfe_to_fat_date
mov [edi+24], ax ; last write date
ret
ramdisk_root_first:
mov edi, 0x100000+512*19
clc
ret
ramdisk_root_next:
add edi, 0x20
cmp edi, 0x100000+512*33
cmc
ret
rd_find_lfn:
; in: esi->name
; out: CF=1 - file not found
; else CF=0 and edi->direntry
push esi ebp edi
sub esp, 262*2 ; allocate space for LFN
mov ebp, esp ; ebp points to buffer
push 0 ; for fat_get_name: read ASCII name
mov edi, 0x100000+512*19 ; to root dir
.l1:
call fat_get_name
jc .l2
call fat_compare_name
jz .found
.l2:
add edi, 0x20
cmp edi, 0x100000+512*33
jb .l1
.notfound:
add esp, 262*2+4
pop edi ebp esi
stc
ret
.found:
; found
; if this is LFN entry, advance to true entry
cmp byte [edi+11], 0xF
jnz @f
add edi, 0x20
@@:
; folders are not supported
push esi edi
push ramdisk_root_first
push ramdisk_root_next
call fat_find_lfn
jc .notfound
cmp byte [esi], 0
jnz .notfound
add esp, 262*2+4+4 ; CF=0
pop ebp esi
add esp, 12
pop esi
ret ; CF=0
.notfound:
add esp, 8
pop edi esi
stc
ret
;----------------------------------------------------------------
@@ -1594,4 +1647,46 @@ fs_RamdiskRewrite:
loop .read_symbols
ret
fs_RamdiskGetFileInfo:
cmp byte [esi], 0
jnz @f
mov eax, 2 ; unsupported
ret
@@:
push edi
call rd_find_lfn
fs_GetFileInfo_finish:
jnc @f
pop edi
mov eax, ERROR_FILE_NOT_FOUND
ret
@@:
push esi ebp
xor ebp, ebp
mov esi, edx
and dword [esi+4], 0
call fat_entry_to_bdfe2
pop ebp esi
pop edi
xor eax, eax
ret
fs_RamdiskSetFileInfo:
cmp byte [esi], 0
jnz @f
mov eax, 2 ; unsupported
ret
@@:
push edi
call rd_find_lfn
jnc @f
pop edi
mov eax, ERROR_FILE_NOT_FOUND
ret
@@:
call bdfe_to_fat_entry
pop edi
xor eax, eax
ret
; \end{diamond}

75
kernel/trunk/docs/sysfuncr.txt
View File

@@ -3131,6 +3131,7 @@ dword-
* ebx = ࠧ<><E0A0A7><EFBFBD> 䠩<><E4A0A9> (<28> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>) <20><><EFBFBD> 0 <20><><EFBFBD> HD, -1 <20><><EFBFBD> RD,
<20>᫨ 䠩<> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>砭<EFBFBD><EFBFBD>:
* <20><><EFBFBD> <20>㭪<EFBFBD><E3ADAA><EFBFBD> <20><><EFBFBD><EFBFBD>५<EFBFBD>, <20>ᯮ<EFBFBD><E1AFAE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD> 5 <20>㭪樨 70.
* <20>㭪<EFBFBD><E3ADAA><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD>ন<EFBFBD><E0A6A8><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><>᪥<EFBFBD>.
* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ॠ<><E0A5A0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ⠪<><E2A0AA> <20><>।<EFBFBD><E0A5A4><EFBFBD><EFBFBD><EFBFBD> ࠧ<><E0A0A7><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>
(<28><> 楯<>窥 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>஢ <20> FAT), <20><> <20><> ᫥<><E1ABA5><EFBFBD><EFBFBD> <20><> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
@@ -3167,6 +3168,7 @@ dword-
<20><><EFBFBD> <20><>⮬<EFBFBD><E2AEAC><EFBFBD><EFBFBD><EFBFBD>᪮<EFBFBD><E1AAAE> ᮧ<><E1AEA7><EFBFBD><EFBFBD><EFBFBD> backup-<2D><>娢<EFBFBD><E5A8A2>, <20><><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<20><><EFBFBD> <20><><EFBFBD>筮 <20><>⠭<EFBFBD><E2A0AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<28><> <20> Kolibri, <20>ࠢ<EFBFBD><E0A0A2>)
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>砭<EFBFBD><EFBFBD>:
* <20><><EFBFBD> <20>㭪<EFBFBD><E3ADAA><EFBFBD> <20><><EFBFBD><EFBFBD>५<EFBFBD>, <20>ᯮ<EFBFBD><E1AFAE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD> 5 <20>㭪樨 70.
* <20>㭪<EFBFBD><E3ADAA><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD>ন<EFBFBD><E0A6A8><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><>᪥<EFBFBD>.
======================================================================
@@ -3198,6 +3200,7 @@ dword-
* ᫥<><E1ABA5><EFBFBD>騥 4 <20><><EFBFBD><EFBFBD> = <20><><EFBFBD><EFBFBD><EFBFBD>, 1<=m<=12
* <20><><EFBFBD><EFBFBD>訥 7 <20><><EFBFBD> = <20><><EFBFBD> <20>⭮<EFBFBD><E2ADAE>⥫쭮 1980
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>砭<EFBFBD><EFBFBD>:
* <20><><EFBFBD> <20>㭪<EFBFBD><E3ADAA><EFBFBD> <20><><EFBFBD><EFBFBD>५<EFBFBD>, <20>ᯮ<EFBFBD><E1AFAE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD> 5 <20>㭪樨 70.
* <20>㭪<EFBFBD><E3ADAA><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD>ন<EFBFBD><E0A6A8><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><>᪥<EFBFBD>.
* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9>/<2F><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>⠥<EFBFBD><E2A0A5><EFBFBD> <20><><EFBFBD><EFBFBD>䨪<EFBFBD>樥<EFBFBD>.
@@ -4052,6 +4055,9 @@ Architecture Software Developer's Manual, Volume 3, Appendix B);
* +12 = +0xC: dword: ࠧ<><E0A0A7><EFBFBD>
* +16 = +0x10: dword: 㪠<><E3AAA0>⥫<EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* +20 = +0x14: n db: ASCIIZ-<2D><>ப<EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9>
<20><><EFBFBD>
* +20 = +0x14: db 0
* +21 = +0x15: dd 㪠<><E3AAA0>⥫<EFBFBD> <20><> ASCIIZ-<2D><>ப<EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9>
<EFBFBD><EFBFBD><EFBFBD>筥<EFBFBD><EFBFBD><EFBFBD> - <20> <20><><EFBFBD>㬥<EFBFBD><E3ACA5><EFBFBD>樨 <20><> ᮮ⢥<E1AEAE><E2A2A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD>.
<EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>⢨⥫쭮 <20> ॣ<><E0A5A3><EFBFBD><EFBFBD><EFBFBD> <20>㪢. <20><><EFBFBD>᪨<EFBFBD> <20>㪢<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ᠭ<EFBFBD> <20> <20><><EFBFBD><EFBFBD>஢<EFBFBD><E0AEA2> cp866 (DOS).
@@ -4076,6 +4082,8 @@ Architecture Software Developer's Manual, Volume 3, Appendix B);
* <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD> 0 - <20>⥭<EFBFBD><E2A5AD> 䠩<><E4A0A9>
* <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD> 1 - <20>⥭<EFBFBD><E2A5AD> <20><><EFBFBD><EFBFBD><EFBFBD>
* <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD> 2 - ᮧ<><E1AEA7><EFBFBD><EFBFBD><EFBFBD>/<2F><>१<EFBFBD><E0A5A7><EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9>
* <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD> 5 - <20><><EFBFBD><EFBFBD>祭<EFBFBD><E7A5AD> <20><>ਡ<EFBFBD>⮢ 䠩<><E4A0A9>/<2F><><EFBFBD><EFBFBD><EFBFBD>
* <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD> 6 - <20><>⠭<EFBFBD><E2A0AD><EFBFBD><EFBFBD> <20><>ਡ<EFBFBD>⮢ 䠩<><E4A0A9>/<2F><><EFBFBD><EFBFBD><EFBFBD>
======================================================================
= <20>㭪<EFBFBD><E3ADAA><EFBFBD> 70, <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD> 0 - <20>⥭<EFBFBD><E2A5AD> 䠩<><E4A0A9> <20> <20><><EFBFBD><EFBFBD><EFBFBD>প<EFBFBD><E0A6AA> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>. =
@@ -4091,6 +4099,9 @@ Architecture Software Developer's Manual, Volume 3, Appendix B);
* +16 = +0x10: dword: 㪠<><E3AAA0>⥫<EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD>, <20>㤠 <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>ᠭ<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* +20 = +0x14: ASCIIZ-<2D><><EFBFBD> 䠩<><E4A0A9>, <20>ࠢ<EFBFBD><E0A0A2><EFBFBD> <20><>ନ஢<E0ACA8><E0AEA2><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> 㪠<><E3AAA0><EFBFBD><EFBFBD> <20>
<20><>饬 <20><><EFBFBD>ᠭ<EFBFBD><E1A0AD>
<20><><EFBFBD>
* +20 = +0x14: db 0
* +21 = +0x15: dd 㪠<><E3AAA0>⥫<EFBFBD> <20><> ASCIIZ-<2D><>ப<EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>頥<EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>祭<EFBFBD><E7A5AD>:
* eax = 0 - <20>ᯥ譮, <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20>訡<EFBFBD><E8A8A1> 䠩<><E4A0A9><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>⥬<EFBFBD>
* ebx = <20><>᫮ <20><><EFBFBD><EFBFBD><EFBFBD>⠭<EFBFBD><E2A0AD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD>
@@ -4121,6 +4132,9 @@ Architecture Software Developer's Manual, Volume 3, Appendix B);
<20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, ࠧ<><E0A0A7><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 32 + [+12]*560 <20><><EFBFBD><EFBFBD>
* +20 = +0x14: ASCIIZ-<2D><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>, <20>ࠢ<EFBFBD><E0A0A2><EFBFBD> <20><>ନ஢<E0ACA8><E0AEA2><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> 㪠<><E3AAA0><EFBFBD><EFBFBD> <20>
<20><>饬 <20><><EFBFBD>ᠭ<EFBFBD><E1A0AD>
<20><><EFBFBD>
* +20 = +0x14: db 0
* +21 = +0x15: dd 㪠<><E3AAA0>⥫<EFBFBD> <20><> ASCIIZ-<2D><>ப<EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>頥<EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>祭<EFBFBD><E7A5AD>:
* eax = 0 - <20>ᯥ譮, <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20>訡<EFBFBD><E8A8A1> 䠩<><E4A0A9><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>⥬<EFBFBD>
* ebx = <20><>᫮ 䠩<><E4A0A9><EFBFBD>, <20><><EFBFBD><EFBFBD>ଠ<EFBFBD><E0ACA0><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>뫠 <20><><EFBFBD><EFBFBD>ᠭ<EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD>,
@@ -4213,6 +4227,9 @@ Architecture Software Developer's Manual, Volume 3, Appendix B);
* +16 = +0x10: dword: 㪠<><E3AAA0>⥫<EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* +20 = +0x14: ASCIIZ-<2D><><EFBFBD> 䠩<><E4A0A9>, <20>ࠢ<EFBFBD><E0A0A2><EFBFBD> <20><>ନ஢<E0ACA8><E0AEA2><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> 㪠<><E3AAA0><EFBFBD><EFBFBD> <20>
<20><>饬 <20><><EFBFBD>ᠭ<EFBFBD><E1A0AD>
<20><><EFBFBD>
* +20 = +0x14: db 0
* +21 = +0x15: dd 㪠<><E3AAA0>⥫<EFBFBD> <20><> ASCIIZ-<2D><>ப<EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>頥<EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>祭<EFBFBD><E7A5AD>:
* eax = 0 - <20>ᯥ譮, <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20>訡<EFBFBD><E8A8A1> 䠩<><E4A0A9><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>⥬<EFBFBD>
* ebx = <20><>᫮ <20><><EFBFBD><EFBFBD>ᠭ<EFBFBD><E1A0AD><EFBFBD> <20><><EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, 0)
@@ -4222,6 +4239,64 @@ Architecture Software Developer's Manual, Volume 3, Appendix B);
* <20>᫨ ᢮<><E1A2AE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><> <20><>᪥ <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>筮, <20><> <20>㭪<EFBFBD><E3ADAA><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,
᪮<>쪮 ᬮ<><E1ACAE><EFBFBD>, <20><>᫥ 祣<> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20>訡<EFBFBD><E8A8A1> 8.
======================================================================
=== <20>㭪<EFBFBD><E3ADAA><EFBFBD> 70, <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD> 5 - <20><><EFBFBD><EFBFBD>祭<EFBFBD><E7A5AD> <20><><EFBFBD><EFBFBD>ଠ樨 <20> 䠩<><E4A0A9>/<2F><><EFBFBD><EFBFBD><EFBFBD>. ===
======================================================================
<EFBFBD><EFBFBD>ࠬ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
* eax = 70 - <20><><EFBFBD><EFBFBD><EFBFBD> <20>㭪樨
* ebx = 㪠<><E3AAA0>⥫<EFBFBD> <20><> <20><><EFBFBD><EFBFBD>ଠ樮<E0ACA0><E6A8AE><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD>ଠ<EFBFBD> <20><><EFBFBD><EFBFBD>ଠ樮<E0ACA0><E6A8AE><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
* +0: dword: 5 = <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>㭪樨
* +4: dword: 0 (<28><>१<EFBFBD>ࢨ஢<E0A2A8><E0AEA2><EFBFBD>)
* +8: dword: 0 (<28><>१<EFBFBD>ࢨ஢<E0A2A8><E0AEA2><EFBFBD>)
* +12 = +0xC: dword: 0 (<28><>१<EFBFBD>ࢨ஢<E0A2A8><E0AEA2><EFBFBD>)
* +16 = +0x10: dword: 㪠<><E3AAA0>⥫<EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD>, <20>㤠 <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>ᠭ<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
(40 <20><><EFBFBD><EFBFBD>)
* +20 = +0x14: ASCIIZ-<2D><><EFBFBD> 䠩<><E4A0A9>, <20>ࠢ<EFBFBD><E0A0A2><EFBFBD> <20><>ନ஢<E0ACA8><E0AEA2><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> 㪠<><E3AAA0><EFBFBD><EFBFBD> <20>
<20><>饬 <20><><EFBFBD>ᠭ<EFBFBD><E1A0AD>
<20><><EFBFBD>
* +20 = +0x14: db 0
* +21 = +0x15: dd 㪠<><E3AAA0>⥫<EFBFBD> <20><> ASCIIZ-<2D><>ப<EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>頥<EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>祭<EFBFBD><E7A5AD>:
* eax = 0 - <20>ᯥ譮, <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20>訡<EFBFBD><E8A8A1> 䠩<><E4A0A9><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>⥬<EFBFBD>
* ebx ࠧ<><E0A0A7>蠥<EFBFBD><E8A0A5><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ଠ<EFBFBD><EFBFBD><EFBFBD> <20> 䠩<><E4A0A9> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>頥<EFBFBD><E9A0A5><EFBFBD> <20> <20><>ଠ<EFBFBD><E0ACA0> <20><><EFBFBD><EFBFBD>
(<28><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>室<EFBFBD> <20><>⠫<EFBFBD><E2A0AB><EFBFBD>), 㪠<><E3AAA0><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD>ᠭ<EFBFBD><E1A0AD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>㭪樨 1, <20><> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9>
(<28><> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 40 = 0x28 <20><><EFBFBD><EFBFBD>).
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>砭<EFBFBD><EFBFBD>:
* <20>㭪<EFBFBD><E3ADAA><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD>ন<EFBFBD><E0A6A8><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>㠫<EFBFBD><E3A0AB><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> ⨯<> /, /rd <20>
<20><>୥<EFBFBD><E0ADA5><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> ⨯<> /rd/1.
======================================================================
===== <20>㭪<EFBFBD><E3ADAA><EFBFBD> 70, <20><><EFBFBD><EFBFBD>㭪<EFBFBD><E3ADAA><EFBFBD> 6 - <20><>⠭<EFBFBD><E2A0AD><EFBFBD><EFBFBD> <20><>ਡ<EFBFBD>⮢ 䠩<><E4A0A9>/<2F><><EFBFBD><EFBFBD><EFBFBD>. ====
======================================================================
<EFBFBD><EFBFBD>ࠬ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
* eax = 70 - <20><><EFBFBD><EFBFBD><EFBFBD> <20>㭪樨
* ebx = 㪠<><E3AAA0>⥫<EFBFBD> <20><> <20><><EFBFBD><EFBFBD>ଠ樮<E0ACA0><E6A8AE><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD>ଠ<EFBFBD> <20><><EFBFBD><EFBFBD>ଠ樮<E0ACA0><E6A8AE><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
* +0: dword: 6 = <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>㭪樨
* +4: dword: 0 (<28><>१<EFBFBD>ࢨ஢<E0A2A8><E0AEA2><EFBFBD>)
* +8: dword: 0 (<28><>१<EFBFBD>ࢨ஢<E0A2A8><E0AEA2><EFBFBD>)
* +12 = +0xC: dword: 0 (<28><>१<EFBFBD>ࢨ஢<E0A2A8><E0AEA2><EFBFBD>)
* +16 = +0x10: dword: 㪠<><E3AAA0>⥫<EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD> <20> <20><>ਡ<EFBFBD>⠬<EFBFBD> (32 <20><><EFBFBD><EFBFBD><EFBFBD>)
* +20 = +0x14: ASCIIZ-<2D><><EFBFBD> 䠩<><E4A0A9>, <20>ࠢ<EFBFBD><E0A0A2><EFBFBD> <20><>ନ஢<E0ACA8><E0AEA2><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> 㪠<><E3AAA0><EFBFBD><EFBFBD> <20>
<20><>饬 <20><><EFBFBD>ᠭ<EFBFBD><E1A0AD>
<20><><EFBFBD>
* +20 = +0x14: db 0
* +21 = +0x15: dd 㪠<><E3AAA0>⥫<EFBFBD> <20><> ASCIIZ-<2D><>ப<EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>頥<EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>祭<EFBFBD><E7A5AD>:
* eax = 0 - <20>ᯥ譮, <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20>訡<EFBFBD><E8A8A1> 䠩<><E4A0A9><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>⥬<EFBFBD>
* ebx ࠧ<><E0A0A7>蠥<EFBFBD><E8A0A5><EFBFBD>
<EFBFBD><EFBFBD>ਡ<EFBFBD><EFBFBD><EFBFBD> 䠩<><E4A0A9> - <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 32 <20><><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>室<EFBFBD> <20><>⠫<EFBFBD><E2A0AB><EFBFBD>),
<EFBFBD><EFBFBD>ଠ<EFBFBD> <20><><EFBFBD><EFBFBD>ண<EFBFBD> 㪠<><E3AAA0><EFBFBD> <20> <20><><EFBFBD>ᠭ<EFBFBD><E1A0AD> <20><><EFBFBD><EFBFBD>㭪樨 1
(<28><> <20><><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20> ࠧ<><E0A0A7><EFBFBD><EFBFBD> 䠩<><E4A0A9>). <20><>ਡ<EFBFBD><E0A8A1> 䠩<>/<2F><><EFBFBD><EFBFBD><EFBFBD>/<2F><>⪠ ⮬<>
(<28><><EFBFBD><EFBFBD> 3,4 <20> dword'<27> +0) <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
<EFBFBD><EFBFBD><EFBFBD><EFBFBD> +4 (<28><>ଠ<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>砭<EFBFBD><EFBFBD>:
* <20>㭪<EFBFBD><E3ADAA><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD>ন<EFBFBD><E0A6A8><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>㠫<EFBFBD><E3A0AB><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> ⨯<> /, /rd <20>
<20><>୥<EFBFBD><E0ADA5><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> ⨯<> /rd/1.
======================================================================
========== <20>㭪<EFBFBD><E3ADAA><EFBFBD> -1 - <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>믮<EFBFBD><EBAFAE><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>⮪<EFBFBD>/<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> =========
======================================================================

57
kernel/trunk/fs/fat12.inc
View File

@@ -1241,7 +1241,7 @@ flp_notroot_extend_dir:
fd_find_lfn:
; in: esi->name
; out: CF=1 - file not found
; else CF=0 and edi->direntry
; else CF=0 and edi->direntry, eax=directory cluster (0 for root)
push esi edi
push 0
push flp_root_first
@@ -1264,6 +1264,7 @@ fd_find_lfn:
stc
ret
.found:
mov eax, [esp+8]
add esp, 16 ; CF=0
pop esi
ret
@@ -1905,4 +1906,58 @@ fs_FloppyRewrite:
pop edi ecx
jmp .ret
fs_FloppyGetFileInfo:
call read_flp_fat
cmp [FDC_Status], 0
jnz ret11
cmp byte [esi], 0
jnz @f
mov eax, 2 ; unsupported
ret
@@:
push edi
call fd_find_lfn
jmp fs_GetFileInfo_finish
ret11:
mov eax, 11
ret
fs_FloppySetFileInfo:
call read_flp_fat
cmp [FDC_Status], 0
jnz ret11
cmp byte [esi], 0
jnz @f
mov eax, 2 ; unsupported
ret
@@:
push edi
call fd_find_lfn
jnc @f
pop edi
mov eax, ERROR_FILE_NOT_FOUND
ret
@@:
push eax
call bdfe_to_fat_entry
pop eax
test eax, eax
jz .root
add eax, 31
pusha
call save_chs_sector
popa
jmp .cmn
.root:
call save_flp_root
.cmn:
pop edi
xor eax, eax
cmp [FDC_Status], 0
jz @f
mov al, 11
@@:
ret
; \end{diamond}

87
kernel/trunk/fs/fat32.inc
View File

@@ -7,6 +7,7 @@
;; Copyright 2002 Paolo Minazzi, paolo.minazzi@inwind.it ;;
;; ;;
;; See file COPYING for details ;;
;; 15.06.2006 LFN get/set file/folder info - diamond ;;
;; 27.05.2006 LFN create/rewrite file - diamond ;;
;; 04.05.2006 LFN read folder - diamond ;;
;; 29.04.2006 Elimination of hangup after the ;;
@@ -2512,28 +2513,28 @@ hd_read:
xor eax,eax
mov edx,[hdbase]
inc edx
out dx,al ; ATAFeatures <20><><EFBFBD>𡢠 "<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>"
out dx,al ; ATAFeatures ॣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> "<22>ᮡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>⥩"
inc edx
inc eax
out dx,al ; ATASectorCount <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
out dx,al ; ATASectorCount <20><><EFBFBD><EFBFBD>稪 ᥪ<EFBFBD><EFBFBD>஢
inc edx
mov eax,[esp+4]
out dx,al ; ATASectorNumber <EFBFBD><EFBFBD><EFBFBD>𡢠 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
out dx,al ; ATASectorNumber ॣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ᥪ<><E1A5AA><EFBFBD><EFBFBD>
shr eax,8
inc edx
out dx,al ; ATACylinder <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>𭤠<EFBFBD> (<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>)
out dx,al ; ATACylinder <20><><EFBFBD><EFBFBD><EFBFBD> 樫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD>訩 <20><><EFBFBD><EFBFBD>)
shr eax,8
inc edx
out dx,al ; <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>𭤠<EFBFBD> (<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>)
out dx,al ; <20><><EFBFBD><EFBFBD><EFBFBD> 樫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD>訩 <20><><EFBFBD><EFBFBD>)
shr eax,8
inc edx
and al,1+2+4+8
add al,byte [hdid]
add al,128+64+32
out dx,al ; <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F><><EFBFBD><EFBFBD><EFBFBD> <20>𡪠
out dx,al ; <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F><><EFBFBD><EFBFBD><EFBFBD> <20><EFBFBD>᪠
inc edx
mov al,20h
out dx,al ; ATACommand <20><><EFBFBD>𡢠 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
out dx,al ; ATACommand ॣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
sti
call wait_for_sector_buffer
@@ -2934,7 +2935,7 @@ read_hd_file:
hd_find_lfn:
; in: esi->name
; out: CF=1 - file not found
; else CF=0 and edi->direntry
; else CF=0 and edi->direntry, eax=sector
; destroys eax
push esi edi
push 0
@@ -2964,6 +2965,15 @@ hd_find_lfn:
stc
ret
.found:
lea eax, [esp+8]
cmp dword [eax], 0
jz .root
call fat_get_sector
jmp .cmn
.root:
mov eax, [eax+4]
add eax, [ROOT_START]
.cmn:
add esp, 20 ; CF=0
pop esi
ret
@@ -3907,4 +3917,65 @@ fs_HdRewrite:
popad
ret
fs_HdGetFileInfo:
cmp [fat_type], 0
jnz @f
mov eax, ERROR_UNKNOWN_FS
ret
@@:
cmp byte [esi], 0
jnz @f
mov eax, 2
ret
@@:
push edi
call hd_find_lfn
pushfd
cmp [hd_error], 0
jz @f
popfd
pop edi
mov eax, 11
ret
@@:
popfd
jmp fs_GetFileInfo_finish
fs_HdSetFileInfo:
cmp [fat_type], 0
jnz @f
mov eax, ERROR_UNKNOWN_FS
ret
@@:
cmp byte [esi], 0
jnz @f
mov eax, 2
ret
@@:
push edi
call hd_find_lfn
pushfd
cmp [hd_error], 0
jz @f
popfd
pop edi
mov eax, 11
ret
@@:
popfd
jnc @f
pop edi
mov eax, ERROR_FILE_NOT_FOUND
ret
@@:
push eax
call bdfe_to_fat_entry
pop eax
mov ebx, buffer
call hd_write
call update_disk
pop edi
xor eax, eax
ret
; \end{diamond}

27
kernel/trunk/fs/fs_lfn.inc
View File

@@ -54,11 +54,12 @@ file_system_lfn:
; 2 : create/rewrite file
; 3 : write/append to file - not implemented yet
; 4 : set end of file - not implemented yet
; 5 : get file attributes structure - not implemented yet
; 6 : start application - not implemented yet
; 7 : delete file - not implemented yet
; 8 : create directory - not implemented yet
; 9 : rename file/directory - not implemented yet
; 5 : get file/directory attributes structure
; 6 : set file/directory attributes structure
; 7 : start application - not implemented yet
; 8 : delete file - not implemented yet
; 9 : create directory - not implemented yet
; 10: rename file/directory - not implemented yet
add eax, std_application_base_address
; parse file name
@@ -311,10 +312,18 @@ fs_OnRamdisk:
mov dword [esp+36], 2 ; not implemented
ret
fs_NotImplemented:
mov eax, 2
ret
fs_RamdiskServices:
dd fs_RamdiskRead
dd fs_RamdiskReadFolder
dd fs_RamdiskRewrite
dd fs_NotImplemented
dd fs_NotImplemented
dd fs_RamdiskGetFileInfo
dd fs_RamdiskSetFileInfo
fs_NumRamdiskServices = ($ - fs_RamdiskServices)/4
fs_OnFloppy:
@@ -339,6 +348,10 @@ fs_FloppyServices:
dd fs_FloppyRead
dd fs_FloppyReadFolder
dd fs_FloppyRewrite
dd fs_NotImplemented
dd fs_NotImplemented
dd fs_FloppyGetFileInfo
dd fs_FloppySetFileInfo
fs_NumFloppyServices = ($ - fs_FloppyServices)/4
fs_OnHd0:
@@ -401,6 +414,10 @@ fs_HdServices:
dd fs_HdRead
dd fs_HdReadFolder
dd fs_HdRewrite
dd fs_NotImplemented
dd fs_NotImplemented
dd fs_HdGetFileInfo
dd fs_HdSetFileInfo
fs_NumHdServices = ($ - fs_HdServices)/4
fs_HasRamdisk: