NTFS: set file's times and dates
git-svn-id: svn://kolibrios.org@6420 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
pathoswithin
parent
f119560b2d
commit
59d7389e51
@ -1874,6 +1874,31 @@ ntfs_datetime_to_bdfe:
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mov ebx, edx
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jmp .forEXT
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;----------------------------------------------------------------
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ntfs_GetFileInfo:
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cmp byte [esi], 0
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jnz @f
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movi eax, ERROR_UNSUPPORTED_FS
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ret
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@@:
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call ntfs_lock
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stdcall ntfs_find_lfn, [esp+4]
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jnc .found
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test eax, eax
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jz ntfsFail
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jmp ntfsNotFound
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.found:
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push esi edi
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mov esi, eax
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mov edi, [ebx+16]
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xor eax, eax
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call ntfs_direntry_to_bdfe
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pop edi esi
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call ntfs_unlock
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xor eax, eax
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ret
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;----------------------------------------------------------------
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ntfs_CreateFolder:
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mov [ebp+NTFS.bFolder], 1
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@ -1897,6 +1922,8 @@ ntfs_CreateFile:
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jc ntfsDenied
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cmp [ebp+NTFS.bFolder], 1
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jz .folder
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test byte [eax+fileFlags], 1
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jnz ntfsDenied
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cmp [ebp+NTFS.fragmentCount], 1
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jnz ntfsUnsupported ; record fragmented
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; edit directory node
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@ -1913,9 +1940,19 @@ ntfs_CreateFile:
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add eax, ecx
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add eax, esi
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@@:
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mov edx, [ebx+12]
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mov [eax+fileRealSize], edx
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mov dword [eax+fileRealSize+4], 0
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mov edi, eax
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mov eax, [ebx+12]
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mov [edi+fileRealSize], eax
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mov dword [edi+fileRealSize+4], 0
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push ebx eax
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call ntfsGetTime
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mov [edi+fileModified], eax
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mov [edi+fileModified+4], edx
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mov [edi+recordModified], eax
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mov [edi+recordModified+4], edx
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mov [edi+fileAccessed], eax
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mov [edi+fileAccessed+4], edx
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pop edx ebx
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mov eax, [ebp+NTFS.LastRead]
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mov [ebp+NTFS.nodeLastRead], eax
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mov [ebp+NTFS.cur_attr], 0x80
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@ -1923,11 +1960,20 @@ ntfs_CreateFile:
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mov [ebp+NTFS.cur_size], 0
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call ntfs_read_attr
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jc ntfsFail
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mov ecx, [ebp+NTFS.frs_buffer]
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mov esi, edi
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mov edi, [ebp+NTFS.frs_buffer]
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cmp word [edi+baseRecordReuse], 0
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jnz ntfsUnsupported ; auxiliary record
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mov al, [edi+attributeOffset]
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add edi, eax
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mov al, [edi+attributeOffset]
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add edi, eax
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mov ecx, 6
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add esi, fileModified
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add edi, 8
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rep movsd
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mov eax, edx
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xor edx, edx
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cmp word [ecx+baseRecordReuse], 0
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jnz ntfsUnsupported ; auxiliary record
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mov ecx, [ebp+NTFS.attr_offs]
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cmp word [ecx+attributeFlags], 0
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jnz ntfsUnsupported
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@ -2426,6 +2472,15 @@ ntfs_CreateFile:
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rep stosd
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cld
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add edi, 4
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call ntfsGetTime
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mov [edi+fileCreated], eax
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mov [edi+fileCreated+4], edx
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mov [edi+fileModified], eax
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mov [edi+fileModified+4], edx
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mov [edi+recordModified], eax
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mov [edi+recordModified+4], edx
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mov [edi+fileAccessed], eax
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mov [edi+fileAccessed+4], edx
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pop ecx
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pop esi
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mov [edi+indexAllocatedSize], cx ; fill index with data
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@ -2640,7 +2695,12 @@ ntfs_CreateFile:
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mov byte [edi+sizeWithHeader], 48h
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mov byte [edi+sizeWithoutHeader], 30h
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mov byte [edi+attributeOffset], 18h
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add edi, 48h
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mov cl, 8
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add esi, fileCreated
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add edi, 18h
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rep movsd
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add edi, 16
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mov esi, [ebp+NTFS.indexPointer]
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; $FileName
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mov byte [edi+attributeType], 30h
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mov byte [edi+attributeID], 1
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@ -3484,8 +3544,8 @@ ntfs_WriteFile:
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jc ntfsNotFound
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cmp [ebp+NTFS.cur_iRecord], 16
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jc ntfsDenied
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bt dword [eax+fileFlags], 28
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jc ntfsDenied
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test dword [eax+fileFlags], 10000001h
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jnz ntfsDenied
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cmp [ebp+NTFS.fragmentCount], 1
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jnz ntfsUnsupported ; record fragmented
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; edit directory node
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@ -3502,12 +3562,22 @@ ntfs_WriteFile:
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add eax, ecx
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add eax, esi
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@@:
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mov ecx, [ebx+4]
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mov edi, eax
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mov eax, [ebx+4]
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mov edx, [ebx+8]
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add ecx, [ebx+12]
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add eax, [ebx+12]
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adc edx, 0
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mov [eax+fileRealSize], ecx
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mov [eax+fileRealSize+4], edx
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mov [edi+fileRealSize], eax
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mov [edi+fileRealSize+4], edx
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push edx eax ebx
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call ntfsGetTime
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mov [edi+fileModified], eax
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mov [edi+fileModified+4], edx
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mov [edi+recordModified], eax
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mov [edi+recordModified+4], edx
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mov [edi+fileAccessed], eax
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mov [edi+fileAccessed+4], edx
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pop ebx ecx edx
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mov eax, [ebp+NTFS.LastRead]
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mov [ebp+NTFS.nodeLastRead], eax
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mov [ebp+NTFS.cur_attr], 0x80
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@ -3515,10 +3585,19 @@ ntfs_WriteFile:
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mov [ebp+NTFS.cur_size], 0
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call ntfs_read_attr
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jc ntfsFail
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mov eax, ecx
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mov ecx, [ebp+NTFS.frs_buffer]
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cmp word [ecx+baseRecordReuse], 0
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mov esi, edi
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mov edi, [ebp+NTFS.frs_buffer]
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cmp word [edi+baseRecordReuse], 0
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jnz ntfsUnsupported ; auxiliary record
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mov al, [edi+attributeOffset]
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add edi, eax
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mov al, [edi+attributeOffset]
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add edi, eax
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mov eax, ecx
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mov ecx, 6
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add esi, fileModified
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add edi, 8
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rep movsd
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mov ecx, [ebp+NTFS.attr_offs]
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cmp word [ecx+attributeFlags], 0
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jnz ntfsUnsupported
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@ -3645,6 +3724,8 @@ ntfs_Delete:
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jc ntfsNotFound
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cmp [ebp+NTFS.cur_iRecord], 16
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jc ntfsDenied
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test byte [eax+fileFlags], 1
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jnz ntfsDenied
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cmp [ebp+NTFS.fragmentCount], 1
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jnz ntfsUnsupported ; record fragmented
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mov ebx, [eax+directoryRecordReference]
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@ -3686,7 +3767,7 @@ ntfs_Delete:
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jnz ntfsUnsupported ; auxiliary record
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cmp word [esi+reuseCounter], bx
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jnz .backToIndex ; broken index
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cmp byte [esi+recordFlags], 0
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test byte [esi+recordFlags], 1
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jz .writeBitmapMFT ; record deleted
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cmp byte [esi+hardLinkCounter], 3
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jnc ntfsUnsupported
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@ -3961,8 +4042,8 @@ ntfs_SetFileEnd:
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jc ntfsNotFound
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cmp [ebp+NTFS.cur_iRecord], 16
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jc ntfsDenied
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bt dword [eax+fileFlags], 28
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jc ntfsDenied
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test dword [eax+fileFlags], 10000001h
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jnz ntfsDenied
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cmp [ebp+NTFS.fragmentCount], 1
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jnz ntfsUnsupported ; record fragmented
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; edit directory node
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@ -3979,10 +4060,20 @@ ntfs_SetFileEnd:
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add eax, ecx
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add eax, esi
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@@:
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mov ecx, [ebx+4]
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mov edi, eax
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mov eax, [ebx+4]
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mov edx, [ebx+8]
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mov [eax+fileRealSize], ecx
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mov [eax+fileRealSize+4], edx
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mov [edi+fileRealSize], eax
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mov [edi+fileRealSize+4], edx
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push edx eax ebx
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call ntfsGetTime
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mov [edi+fileModified], eax
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mov [edi+fileModified+4], edx
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mov [edi+recordModified], eax
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mov [edi+recordModified+4], edx
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mov [edi+fileAccessed], eax
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mov [edi+fileAccessed+4], edx
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pop ebx ecx edx
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mov eax, [ebp+NTFS.LastRead]
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mov [ebp+NTFS.nodeLastRead], eax
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mov [ebp+NTFS.cur_attr], 0x80
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@ -3990,10 +4081,19 @@ ntfs_SetFileEnd:
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mov [ebp+NTFS.cur_size], 0
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call ntfs_read_attr
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jc ntfsFail
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mov eax, ecx
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mov ecx, [ebp+NTFS.frs_buffer]
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cmp word [ecx+baseRecordReuse], 0
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mov esi, edi
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mov edi, [ebp+NTFS.frs_buffer]
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cmp word [edi+baseRecordReuse], 0
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jnz ntfsUnsupported ; auxiliary record
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mov al, [edi+attributeOffset]
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add edi, eax
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mov al, [edi+attributeOffset]
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add edi, eax
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mov eax, ecx
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mov ecx, 6
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add esi, fileModified
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add edi, 8
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rep movsd
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mov ecx, [ebp+NTFS.attr_offs]
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cmp word [ecx+attributeFlags], 0
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jnz ntfsUnsupported
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@ -4049,13 +4149,94 @@ ntfs_SetFileEnd:
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call ntfsSpaceClean
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jmp ntfsDone
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;----------------------------------------------------------------
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ntfs_SetFileInfo:
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movi eax, ERROR_UNSUPPORTED_FS
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ntfsReadCMOS:
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out 70h, al
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in al, 71h
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xor ah, ah
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shl ax, 4
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shr al, 4
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aad
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ret
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ntfsGetTime:
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mov al, 7
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call ntfsReadCMOS
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ror eax, 8
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mov al, 8
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call ntfsReadCMOS
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ror eax, 8
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mov al, 9
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call ntfsReadCMOS
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add eax, 2000
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ror eax, 16
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push eax
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xor eax, eax
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call ntfsReadCMOS
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ror eax, 8
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mov al, 2
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call ntfsReadCMOS
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ror eax, 8
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mov al, 4
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call ntfsReadCMOS
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ror eax, 16
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push eax
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mov esi, esp
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add esp, 8
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ntfsCalculateTime:
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; in: esi -> data block
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; out: edx:eax = time
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movzx eax, word [esi+6]
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sub eax, 2001
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jnc @f
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xor eax, eax
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@@:
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mov edx, months
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mov ebx, eax
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inc eax
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test eax, 3
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jnz @f
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add edx, 12
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@@:
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movzx eax, byte [esi+5]
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dec eax
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xor ecx, ecx
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@@:
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dec eax
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js @f
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add cl, [edx+eax]
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adc ch, 0
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jmp @b
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@@:
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mov eax, ebx
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mov edx, 365
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mul edx
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shr ebx, 2
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add eax, ebx
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add eax, ecx
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mov bl, [esi+4]
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add eax, ebx
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add eax, 400*365+100-4
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mov dl, 24
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mul edx
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mov bl, [esi+2]
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add eax, ebx
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mov ecx, 60
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mul ecx
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mov bl, [esi+1]
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add eax, ebx
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mul ecx
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mov bl, [esi]
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add ebx, eax
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mov eax, edx
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mov ecx, 10000000
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mul ecx
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xchg eax, ebx
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mul ecx
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add edx, ebx
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ret
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;----------------------------------------------------------------
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ntfs_GetFileInfo:
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ntfs_SetFileInfo:
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cmp byte [esi], 0
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jnz @f
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movi eax, ERROR_UNSUPPORTED_FS
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@ -4063,20 +4244,49 @@ ntfs_GetFileInfo:
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@@:
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call ntfs_lock
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stdcall ntfs_find_lfn, [esp+4]
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jnc .found
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jnc @f
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test eax, eax
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jz ntfsFail
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jmp ntfsNotFound
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.found:
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push esi edi
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mov esi, eax
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mov edi, [ebx+16]
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xor eax, eax
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call ntfs_direntry_to_bdfe
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pop edi esi
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call ntfs_unlock
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xor eax, eax
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ret
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@@:
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cmp [ebp+NTFS.fragmentCount], 1
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jnz ntfsUnsupported ; record fragmented
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mov esi, [ebp+NTFS.cur_index_buf]
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cmp dword [esi], 'INDX'
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jz @f
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sub eax, esi
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mov esi, [ebp+NTFS.indexRoot]
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movzx edx, byte [esi+attributeOffset]
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add eax, esi
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add eax, edx
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@@:
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mov esi, [ebx+16]
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mov edi, eax
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mov eax, [esi]
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and eax, 27h
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and byte [edi+fileFlags], -28h
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or [edi+fileFlags], al
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add esi, 8
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call ntfsCalculateTime
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mov [edi+fileCreated], eax
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mov [edi+fileCreated+4], edx
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add esi, 8
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call ntfsCalculateTime
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mov [edi+fileAccessed], eax
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mov [edi+fileAccessed+4], edx
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add esi, 8
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call ntfsCalculateTime
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mov [edi+fileModified], eax
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mov [edi+fileModified+4], edx
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mov ebx, [ebp+NTFS.cur_index_buf]
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cmp dword [ebx], 'INDX'
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jz @f
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mov ebx, [ebp+NTFS.frs_buffer]
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@@:
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mov edx, [ebp+NTFS.LastRead]
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call writeRecord
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jmp ntfsDone
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ntfsUnsupported:
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push ERROR_UNSUPPORTED_FS
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