Subversion Repositories Kolibri OS

Rev

Rev 5363 | Rev 9888 | Go to most recent revision | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 5363 Rev 6462
Line 1... Line 1...
1 
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 1 
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
2 
;;                                                              ;;
 2 
;;                                                              ;;
3 
;; Copyright (C) KolibriOS team 2013-2015. All rights reserved. ;;
 3 
;; Copyright (C) KolibriOS team 2013-2016. All rights reserved. ;;
4 
;; Distributed under terms of the GNU General Public License    ;;
 4 
;;  Distributed under terms of the GNU General Public License.  ;;
5 
;;                                                              ;;
 5 
;;                                                              ;;
6 
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 6 
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
Line 7... Line 7...
7 
 
 7 
 
Line -... Line 8...
- 
 
 8 
$Revision: 6462 $
- 
 
 9 
 
- 
 
 10 
; XFS external functions
- 
 
 11 
;   in:
- 
 
 12 
; ebx -> parameter structure of sysfunc 70
- 
 
 13 
; ebp -> XFS structure
- 
 
 14 
; [esi]+[[esp+4]] = name
- 
 
 15 
;   out:
- 
 
 16 
; eax, ebx = return values for sysfunc 70
- 
 
 17 
iglobal
- 
 
 18 
align 4
- 
 
 19 
xfs_user_functions:
- 
 
 20 
        dd      xfs_free
- 
 
 21 
        dd      (xfs_user_functions_end - xfs_user_functions - 4) / 4
- 
 
 22 
        dd      xfs_ReadFile
- 
 
 23 
        dd      xfs_ReadFolder
- 
 
 24 
        dd      0;xfs_CreateFile
- 
 
 25 
        dd      0;xfs_WriteFile
- 
 
 26 
        dd      0;xfs_SetFileEnd
- 
 
 27 
        dd      xfs_GetFileInfo
- 
 
 28 
        dd      0;xfs_SetFileInfo
- 
 
 29 
        dd      0
- 
 
 30 
        dd      0;xfs_Delete
- 
 
 31 
        dd      0;xfs_CreateFolder
Line 8... Line 32...
8 
$Revision: 5363 $
 32 
xfs_user_functions_end:
Line 9... Line -...
9 
 
 - 
 
10 
 
 - 
 
11 
include 'xfs.inc'
 - 
 
12 
 
 - 
 
13 
;
 - 
 
14 
; This file contains XFS related code.
 - 
 
15 
; For more information on XFS check sources below.
 - 
 
16 
;
 - 
 
17 
; 1. XFS Filesystem Structure, 2nd Edition, Revision 1. Silicon Graphics Inc. 2006
 - 
 
18 
; 2. Linux source http://kernel.org
 - 
 
19 
;
 - 
 
20 
 
 33 
endg
21 
 
 - 
 
22 
; test partition type (valid XFS one?)
 34 
 
- 
 
 35 
include 'xfs.inc'
- 
 
 36 
 
- 
 
 37 
; Mount if it's a valid XFS partition.
- 
 
 38 
xfs_create_partition:
- 
 
 39 
;   in:
23 
; alloc and fill XFS (see xfs.inc) structure
 40 
; ebp -> PARTITION structure
24 
; this function is called for each partition
 41 
; ebx -> boot sector
25 
; returns 0 (not XFS or invalid) / pointer to partition structure
 42 
;   out:
26 
xfs_create_partition:
 43 
; eax -> XFS structure, 0 = not XFS
27 
        push    ebx ecx edx esi edi
 44 
        push    ebx ecx edx esi edi
Line 209... Line 226...
209 
        xor     eax, eax
 226 
        xor     eax, eax
210 
        pop     edi esi edx ecx ebx
 227 
        pop     edi esi edx ecx ebx
211 
        ret
 228 
        ret
Line 212... Line -...
212 
 
 - 
 
213 
 
 - 
 
214 
iglobal
 - 
 
215 
align 4
 - 
 
216 
xfs_user_functions:
 - 
 
217 
        dd      xfs_free
 - 
 
218 
        dd      (xfs_user_functions_end - xfs_user_functions - 4) / 4
 - 
 
219 
        dd      xfs_Read
 - 
 
220 
        dd      xfs_ReadFolder
 - 
 
221 
        dd      0;xfs_Rewrite
 - 
 
222 
        dd      0;xfs_Write
 - 
 
223 
        dd      0;xfs_SetFileEnd
 - 
 
224 
        dd      xfs_GetFileInfo
 - 
 
225 
        dd      0;xfs_SetFileInfo
 - 
 
226 
        dd      0
 - 
 
227 
        dd      0;xfs_Delete
 - 
 
228 
        dd      0;xfs_CreateFolder
 - 
 
229 
xfs_user_functions_end:
 - 
 
230 
endg
 - 
 
231 
 
 229 
 
232 
 
 230 
 
233 
; lock partition access mutex
 231 
; lock partition access mutex
234 
proc xfs_lock
 232 
proc xfs_lock
235 
;DEBUGF 1,"xfs_lock\n"
 233 
;DEBUGF 1,"xfs_lock\n"
Line 1737... Line 1735...
1737 
 
 1735 
 
1738 
        add     edi, 8
 1736 
        add     edi, 8
1739 
        mov     eax, [edx + xfs_inode.di_core.di_ctime.t_sec]
 1737 
        mov     eax, [edx + xfs_inode.di_core.di_ctime.t_sec]
1740 
        bswap   eax
 1738 
        bswap   eax
1741 
        push    edx
 - 
 
1742 
        xor     edx, edx
 1739 
        push    edx
1743 
        add     eax, 3054539008                                     ;(369 * 365 + 89) * 24 * 3600
 - 
 
1744 
        adc     edx, 2
 1740 
        sub     eax, 978307200  ; 01.01.1970-01.01.2001 = (365*31+8)*24*60*60
1745 
        call    ntfs_datetime_to_bdfe.sec
 1741 
        call    fsTime2bdfe
Line 1746... Line 1742...
1746 
        pop     edx
 1742 
        pop     edx
1747 
 
 1743 
 
1748 
        mov     eax, [edx + xfs_inode.di_core.di_atime.t_sec]
 1744 
        mov     eax, [edx + xfs_inode.di_core.di_atime.t_sec]
1749 
        bswap   eax
 - 
 
1750 
        push    edx
 - 
 
1751 
        xor     edx, edx
 1745 
        bswap   eax
1752 
        add     eax, 3054539008                                     ;(369 * 365 + 89) * 24 * 3600
 1746 
        push    edx
1753 
        adc     edx, 2
 1747 
        sub     eax, 978307200
Line 1754... Line 1748...
1754 
        call    ntfs_datetime_to_bdfe.sec
 1748 
        call    fsTime2bdfe
1755 
        pop     edx
 1749 
        pop     edx
1756 
 
 1750 
 
1757 
        mov     eax, [edx + xfs_inode.di_core.di_mtime.t_sec]
 - 
 
1758 
        bswap   eax
 - 
 
1759 
        push    edx
 1751 
        mov     eax, [edx + xfs_inode.di_core.di_mtime.t_sec]
1760 
        xor     edx, edx
 1752 
        bswap   eax
1761 
        add     eax, 3054539008                                     ;(369 * 365 + 89) * 24 * 3600
 1753 
        push    edx
Line 1762... Line 1754...
1762 
        adc     edx, 2
 1754 
        sub     eax, 978307200
1763 
        call    ntfs_datetime_to_bdfe.sec
 1755 
        call    fsTime2bdfe
1764 
        pop     edx
 1756 
        pop     edx
Line 1945... Line 1937...
1945 
;DEBUGF 1,"error\n\n"
 1937 
;DEBUGF 1,"error\n\n"
1946 
        ret
 1938 
        ret
Line 1947... Line 1939...
1947 
 
 1939 
 
1948 
 
 1940 
 
1949 
;----------------------------------------------------------------
 1941 
;----------------------------------------------------------------
1950 
; xfs_Read - XFS implementation of reading a file
 1942 
; xfs_ReadFile - XFS implementation of reading a file
1951 
; in:  ebp = pointer to XFS structure
 1943 
; in:  ebp = pointer to XFS structure
1952 
; in:  esi+[esp+4] = name
 1944 
; in:  esi+[esp+4] = name
1953 
; in:  ebx = pointer to parameters from sysfunc 70
 1945 
; in:  ebx = pointer to parameters from sysfunc 70
1954 
; out: eax, ebx = return values for sysfunc 70
 1946 
; out: eax, ebx = return values for sysfunc 70
1955 
;----------------------------------------------------------------
 1947 
;----------------------------------------------------------------
1956 
xfs_Read:
 1948 
xfs_ReadFile:
1957 
        push    ebx ecx edx esi edi
 - 
 
1958 
        call    xfs_lock
 1949 
        push    ebx ecx edx esi edi
1959 
 
 - 
 
1960 
        add     esi, [esp + 24]
 1950 
        call    xfs_lock
1961 
;DEBUGF 1,"xfs_Read: %d %d |%s|\n",[ebx+4],[ebx+12],esi
 1951 
        add     esi, [esp + 24]
1962 
        stdcall xfs_get_inode, esi
 1952 
        stdcall xfs_get_inode, esi
1963 
        mov     ecx, edx
 1953 
        mov     ecx, edx
1964 
        or      ecx, eax
 1954 
        or      ecx, eax