forked from KolibriOS/kolibrios
ext fs and other global cleaning
git-svn-id: svn://kolibrios.org@6462 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
pathoswithin
@@ -1,29 +1,46 @@
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; Copyright (C) KolibriOS team 2013-2015. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License ;;
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;; Copyright (C) KolibriOS team 2013-2016. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License. ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision$
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; XFS external functions
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; in:
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; ebx -> parameter structure of sysfunc 70
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; ebp -> XFS structure
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; [esi]+[[esp+4]] = name
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; out:
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; eax, ebx = return values for sysfunc 70
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iglobal
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align 4
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xfs_user_functions:
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dd xfs_free
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dd (xfs_user_functions_end - xfs_user_functions - 4) / 4
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dd xfs_ReadFile
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dd xfs_ReadFolder
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dd 0;xfs_CreateFile
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dd 0;xfs_WriteFile
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dd 0;xfs_SetFileEnd
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dd xfs_GetFileInfo
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dd 0;xfs_SetFileInfo
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dd 0
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dd 0;xfs_Delete
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dd 0;xfs_CreateFolder
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xfs_user_functions_end:
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endg
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include 'xfs.inc'
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;
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; This file contains XFS related code.
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; For more information on XFS check sources below.
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;
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; 1. XFS Filesystem Structure, 2nd Edition, Revision 1. Silicon Graphics Inc. 2006
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; 2. Linux source http://kernel.org
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;
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; test partition type (valid XFS one?)
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; alloc and fill XFS (see xfs.inc) structure
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; this function is called for each partition
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; returns 0 (not XFS or invalid) / pointer to partition structure
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; Mount if it's a valid XFS partition.
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xfs_create_partition:
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; in:
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; ebp -> PARTITION structure
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; ebx -> boot sector
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; out:
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; eax -> XFS structure, 0 = not XFS
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push ebx ecx edx esi edi
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cmp dword [esi+DISK.MediaInfo.SectorSize], 512
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jnz .error
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@@ -94,7 +111,7 @@ xfs_create_partition:
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mov dword[edi + XFS.rootino + 0], eax ; endian
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mov eax, dword[ebx + xfs_sb.sb_rootino + 0] ; 64bit
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bswap eax ; number
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mov dword[edi + XFS.rootino + 4], eax ;
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mov dword[edi + XFS.rootino + 4], eax ;
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mov eax, [edi + XFS.blocksize]
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mov ecx, [edi + XFS.dirblklog]
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@@ -211,25 +228,6 @@ xfs_create_partition:
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ret
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iglobal
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align 4
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xfs_user_functions:
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dd xfs_free
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dd (xfs_user_functions_end - xfs_user_functions - 4) / 4
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dd xfs_Read
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dd xfs_ReadFolder
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dd 0;xfs_Rewrite
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dd 0;xfs_Write
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dd 0;xfs_SetFileEnd
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dd xfs_GetFileInfo
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dd 0;xfs_SetFileInfo
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dd 0
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dd 0;xfs_Delete
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dd 0;xfs_CreateFolder
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xfs_user_functions_end:
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endg
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; lock partition access mutex
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proc xfs_lock
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;DEBUGF 1,"xfs_lock\n"
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@@ -510,10 +508,10 @@ DEBUGF 1,"xfs_dir_get_bdfes: %d entries from %d\n",[esp+8],[esp+4]
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add eax, eax ; 4+4=8, iff i8count != 0
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@@:
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mov dword[edx + 12], 0 ; reserved
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mov dword[edx + 16], 0 ;
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mov dword[edx + 20], 0 ;
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mov dword[edx + 24], 0 ;
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mov dword[edx + 28], 0 ;
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mov dword[edx + 16], 0 ;
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mov dword[edx + 20], 0 ;
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mov dword[edx + 24], 0 ;
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mov dword[edx + 28], 0 ;
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add edx, 32
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lea esi, [ebx + xfs_inode.di_u + xfs_dir2_sf_hdr.parent + eax]
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dec ecx
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@@ -642,10 +640,10 @@ DEBUGF 1,"xfs_dir_get_bdfes: %d entries from %d\n",[esp+8],[esp+4]
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mov [ebp + XFS.entries_read], eax
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;DEBUGF 1,"actually read entries: %d\n",eax
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mov dword[edx + 12], 0 ; reserved
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mov dword[edx + 16], 0 ;
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mov dword[edx + 20], 0 ;
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mov dword[edx + 24], 0 ;
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mov dword[edx + 28], 0 ;
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mov dword[edx + 16], 0 ;
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mov dword[edx + 20], 0 ;
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mov dword[edx + 24], 0 ;
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mov dword[edx + 28], 0 ;
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add ebx, xfs_dir2_block.u
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mov ecx, [esp + 24] ; start entry number
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@@ -742,10 +740,10 @@ DEBUGF 1,"xfs_dir_get_bdfes: %d entries from %d\n",[esp+8],[esp+4]
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mov [edx + 4], eax ; number of actually read entries
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mov dword[edx + 12], 0 ; reserved
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mov dword[edx + 16], 0 ;
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mov dword[edx + 20], 0 ;
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mov dword[edx + 24], 0 ;
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mov dword[edx + 28], 0 ;
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mov dword[edx + 16], 0 ;
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mov dword[edx + 20], 0 ;
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mov dword[edx + 24], 0 ;
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mov dword[edx + 28], 0 ;
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mov eax, [ebp + XFS.cur_dirblock]
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add eax, [ebp + XFS.dirblocksize]
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@@ -886,10 +884,10 @@ DEBUGF 1,"xfs_dir_get_bdfes: %d entries from %d\n",[esp+8],[esp+4]
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mov [edx + 4], eax ; number of actually read entries
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mov dword[edx + 12], 0 ; reserved
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mov dword[edx + 16], 0 ;
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mov dword[edx + 20], 0 ;
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mov dword[edx + 24], 0 ;
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mov dword[edx + 28], 0 ;
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mov dword[edx + 16], 0 ;
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mov dword[edx + 20], 0 ;
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mov dword[edx + 24], 0 ;
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mov dword[edx + 28], 0 ;
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mov eax, [ebp + XFS.cur_dirblock]
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add eax, [ebp + XFS.dirblocksize]
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@@ -1739,28 +1737,22 @@ xfs_get_inode_info:
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mov eax, [edx + xfs_inode.di_core.di_ctime.t_sec]
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bswap eax
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push edx
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xor edx, edx
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add eax, 3054539008 ;(369 * 365 + 89) * 24 * 3600
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adc edx, 2
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call ntfs_datetime_to_bdfe.sec
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sub eax, 978307200 ; 01.01.1970-01.01.2001 = (365*31+8)*24*60*60
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call fsTime2bdfe
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pop edx
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mov eax, [edx + xfs_inode.di_core.di_atime.t_sec]
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bswap eax
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push edx
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xor edx, edx
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add eax, 3054539008 ;(369 * 365 + 89) * 24 * 3600
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adc edx, 2
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call ntfs_datetime_to_bdfe.sec
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sub eax, 978307200
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call fsTime2bdfe
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pop edx
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mov eax, [edx + xfs_inode.di_core.di_mtime.t_sec]
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bswap eax
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push edx
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xor edx, edx
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add eax, 3054539008 ;(369 * 365 + 89) * 24 * 3600
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adc edx, 2
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call ntfs_datetime_to_bdfe.sec
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sub eax, 978307200
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call fsTime2bdfe
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pop edx
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.quit:
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@@ -1947,18 +1939,16 @@ xfs_GetFileInfo:
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;----------------------------------------------------------------
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; xfs_Read - XFS implementation of reading a file
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; xfs_ReadFile - XFS implementation of reading a file
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; in: ebp = pointer to XFS structure
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; in: esi+[esp+4] = name
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; in: ebx = pointer to parameters from sysfunc 70
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; out: eax, ebx = return values for sysfunc 70
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;----------------------------------------------------------------
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xfs_Read:
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xfs_ReadFile:
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push ebx ecx edx esi edi
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call xfs_lock
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add esi, [esp + 24]
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;DEBUGF 1,"xfs_Read: %d %d |%s|\n",[ebx+4],[ebx+12],esi
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stdcall xfs_get_inode, esi
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mov ecx, edx
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or ecx, eax
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@@ -2353,7 +2343,7 @@ xfs_dir2_node_get_numfiles:
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test eax, eax
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jnz .error
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jmp .common
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.leaf:
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;DEBUGF 1,".leaf\n"
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movzx ecx, word[ebx + xfs_dir2_leaf.hdr.count]
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@@ -2514,7 +2504,7 @@ xfs_dir2_btree_get_numfiles:
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test eax, eax
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jnz .error
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jmp .common
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.leaf:
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;DEBUGF 1,".leaf\n"
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movzx ecx, word[ebx + xfs_dir2_leaf.hdr.count]
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@@ -2750,7 +2740,7 @@ DEBUGF 1,".root.not_root\n"
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jmp .quit
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.leaf:
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jmp .quit
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.error:
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