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kolibrios/kernel/trunk/fs/iso9660.inc

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added computing of current #revision for kernel *.inc and *.asm files git-svn-id: svn://kolibrios.org@425 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-03-21 23:58:33 +01:00
$Revision$
Added: Function 70/7 for ISO9660 - start application Fix: 1) small error - for function 70/1 2) now function 18/6 used procedure call reserve_hd1 git-svn-id: svn://kolibrios.org@94 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-01 17:55:47 +02:00
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
uglobal
cd_current_pointer_of_input dd 0
cd_current_pointer_of_input_2 dd 0
cd_mem_location dd 0
cd_counter_block dd 0
Fix: 1) small error for procedure reserve_cd: (iso9660.inc) 2) reserved controller 1 or 2, because the devices IDE0+IDE1 or IDE2+IDE3 can not work simultaneously. git-svn-id: svn://kolibrios.org@95 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-05 18:54:34 +02:00
IDE_Channel_1 db 0
IDE_Channel_2 db 0
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
endg
CDDataBuf equ 0x7000
reserve_cd:
cli
cmp [cd_status],0
je reserve_ok2
sti
call change_task
Fix: 1) small error for procedure reserve_cd: (iso9660.inc) 2) reserved controller 1 or 2, because the devices IDE0+IDE1 or IDE2+IDE3 can not work simultaneously. git-svn-id: svn://kolibrios.org@95 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-05 18:54:34 +02:00
jmp reserve_cd
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
reserve_ok2:
push eax
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
mov eax,[CURRENT_TASK]
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
shl eax,5
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
mov eax,[eax+CURRENT_TASK+TASKDATA.pid]
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
mov [cd_status],eax
pop eax
sti
ret
Fix: 1) small error for procedure reserve_cd: (iso9660.inc) 2) reserved controller 1 or 2, because the devices IDE0+IDE1 or IDE2+IDE3 can not work simultaneously. git-svn-id: svn://kolibrios.org@95 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-05 18:54:34 +02:00
reserve_cd_channel:
cmp [ChannelNumber],1
jne .IDE_Channel_2
.IDE_Channel_1:
cli
cmp [IDE_Channel_1],0
je .reserve_ok_1
sti
call change_task
jmp .IDE_Channel_1
.IDE_Channel_2:
cli
cmp [IDE_Channel_2],0
je .reserve_ok_2
sti
call change_task
jmp .IDE_Channel_1
.reserve_ok_1:
mov [IDE_Channel_1],1
ret
.reserve_ok_2:
mov [IDE_Channel_2],1
ret
free_cd_channel:
cmp [ChannelNumber],1
jne .IDE_Channel_2
.IDE_Channel_1:
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
mov [IDE_Channel_1],0
Fix: 1) small error for procedure reserve_cd: (iso9660.inc) 2) reserved controller 1 or 2, because the devices IDE0+IDE1 or IDE2+IDE3 can not work simultaneously. git-svn-id: svn://kolibrios.org@95 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-05 18:54:34 +02:00
ret
.IDE_Channel_2:
mov [IDE_Channel_2],0
ret
ISO9660 bugfixes git-svn-id: svn://kolibrios.org@364 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-19 15:31:28 +01:00
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
uglobal
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
cd_status dd 0
ISO9660 bugfixes git-svn-id: svn://kolibrios.org@364 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-19 15:31:28 +01:00
endg
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
;----------------------------------------------------------------
;
; fs_CdRead - LFN variant for reading CD disk
;
; esi points to filename /dir1/dir2/.../dirn/file,0
; ebx pointer to 64-bit number = first wanted byte, 0+
; may be ebx=0 - start from first byte
; ecx number of bytes to read, 0+
; edx mem location to return data
;
; ret ebx = bytes read or 0xffffffff file not found
; eax = 0 ok read or other = errormsg
;
;--------------------------------------------------------------
fs_CdRead:
push edi
cmp byte [esi], 0
jnz @f
.noaccess:
pop edi
.noaccess_2:
or ebx, -1
mov eax, ERROR_ACCESS_DENIED
ret
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
.noaccess_3:
pop eax edx ecx edi
jmp .noaccess_2
@@:
call cd_find_lfn
jnc .found
pop edi
cmp [DevErrorCode],0
jne .noaccess_2
or ebx, -1
mov eax, ERROR_FILE_NOT_FOUND
ret
.found:
mov edi,[cd_current_pointer_of_input]
test byte [edi+25],10b ; do not allow read directories
jnz .noaccess
test ebx, ebx
jz .l1
cmp dword [ebx+4], 0
jz @f
xor ebx, ebx
.reteof:
mov eax, 6 ; end of file
pop edi
ret
@@:
mov ebx, [ebx]
.l1:
push ecx edx
push 0
mov eax, [edi+10] ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
sub eax, ebx
jb .eof
cmp eax, ecx
jae @f
mov ecx, eax
mov byte [esp], 6
@@:
mov eax,[edi+2]
mov [CDSectorAddress],eax
; now eax=cluster, ebx=position, ecx=count, edx=buffer for data
.new_sector:
test ecx, ecx
jz .done
sub ebx, 2048
File subsystem: fixed function 70.0 for CD Window subsystem: now minimized windows are not activated when program terminates @RB: now it ignores minimized windows CMD: version from K0600 distro (modified to use fn 70.7 instead of 19) + redraw does not change window border git-svn-id: svn://kolibrios.org@154 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-09-19 15:16:31 +02:00
jae .next
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
add ebx, 2048
jnz .incomplete_sector
cmp ecx, 2048
jb .incomplete_sector
; we may read and memmove complete sector
mov [CDDataBuf_pointer],edx
call ReadCDWRetr ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cmp [DevErrorCode],0
jne .noaccess_3
add edx, 2048
sub ecx, 2048
File subsystem: fixed function 70.0 for CD Window subsystem: now minimized windows are not activated when program terminates @RB: now it ignores minimized windows CMD: version from K0600 distro (modified to use fn 70.7 instead of 19) + redraw does not change window border git-svn-id: svn://kolibrios.org@154 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-09-19 15:16:31 +02:00
.next:
inc dword [CDSectorAddress]
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
jmp .new_sector
.incomplete_sector:
; we must read and memmove incomplete sector
mov [CDDataBuf_pointer],CDDataBuf
call ReadCDWRetr ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cmp [DevErrorCode],0
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
jne .noaccess_3
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
push ecx
add ecx, ebx
cmp ecx, 2048
jbe @f
mov ecx, 2048
@@:
sub ecx, ebx
push edi esi ecx
mov edi,edx
File subsystem: fixed function 70.0 for CD Window subsystem: now minimized windows are not activated when program terminates @RB: now it ignores minimized windows CMD: version from K0600 distro (modified to use fn 70.7 instead of 19) + redraw does not change window border git-svn-id: svn://kolibrios.org@154 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-09-19 15:16:31 +02:00
lea esi, [CDDataBuf + ebx]
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
cld
rep movsb
pop ecx esi edi
add edx, ecx
sub [esp], ecx
pop ecx
xor ebx, ebx
File subsystem: fixed function 70.0 for CD Window subsystem: now minimized windows are not activated when program terminates @RB: now it ignores minimized windows CMD: version from K0600 distro (modified to use fn 70.7 instead of 19) + redraw does not change window border git-svn-id: svn://kolibrios.org@154 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-09-19 15:16:31 +02:00
jmp .next
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
.done:
mov ebx, edx
pop eax edx ecx edi
sub ebx, edx
ret
.eof:
mov ebx, edx
pop eax edx ecx
sub ebx, edx
jmp .reteof
;----------------------------------------------------------------
;
; fs_CdReadFolder - LFN variant for reading CD disk folder
;
; esi points to filename /dir1/dir2/.../dirn/file,0
; ebx pointer to structure 32-bit number = first wanted block, 0+
; & flags (bitfields)
; flags: bit 0: 0=ANSI names, 1=UNICODE names
; ecx number of blocks to read, 0+
; edx mem location to return data
;
; ret ebx = blocks read or 0xffffffff folder not found
; eax = 0 ok read or other = errormsg
;
;--------------------------------------------------------------
fs_CdReadFolder:
push edi
call cd_find_lfn
jnc .found
pop edi
ISO9660 bugfixes git-svn-id: svn://kolibrios.org@364 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-19 15:31:28 +01:00
cmp [DevErrorCode], 0
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
jne .noaccess_1
or ebx, -1
mov eax, ERROR_FILE_NOT_FOUND
ret
.found:
ISO9660 bugfixes git-svn-id: svn://kolibrios.org@364 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-19 15:31:28 +01:00
mov edi, [cd_current_pointer_of_input]
test byte [edi+25], 10b ; do not allow read directories
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
jnz .found_dir
pop edi
.noaccess_1:
or ebx, -1
mov eax, ERROR_ACCESS_DENIED
ret
.found_dir:
ISO9660 bugfixes git-svn-id: svn://kolibrios.org@364 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-19 15:31:28 +01:00
mov eax, [edi+2] ; eax=cluster
mov [CDSectorAddress], eax
mov eax, [edi+10] ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
.doit:
; init header
push eax ecx
mov edi, edx
mov ecx, 32/4
xor eax, eax
rep stosd
pop ecx eax
mov byte [edx], 1 ; version
ISO9660 bugfixes git-svn-id: svn://kolibrios.org@364 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-19 15:31:28 +01:00
mov [cd_mem_location], edx
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
add [cd_mem_location], 32
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;.mainloop:
ISO9660 bugfixes git-svn-id: svn://kolibrios.org@364 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-19 15:31:28 +01:00
mov [cd_counter_block], dword 0
dec dword [CDSectorAddress]
push ecx
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
.read_to_buffer:
ISO9660 bugfixes git-svn-id: svn://kolibrios.org@364 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-19 15:31:28 +01:00
inc dword [CDSectorAddress]
mov [CDDataBuf_pointer], CDDataBuf
call ReadCDWRetr ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cmp [DevErrorCode], 0
jne .noaccess_1
call .get_names_from_buffer
sub eax,2048
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>?
ISO9660 bugfixes git-svn-id: svn://kolibrios.org@364 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-19 15:31:28 +01:00
ja .read_to_buffer
mov edi, [cd_counter_block]
mov [edx+8], edi
mov edi, [ebx]
sub [edx+4], edi
xor eax, eax
dec ecx
js @f
mov al, ERROR_END_OF_FILE
@@:
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
pop ecx edi
Bugfixes: videomode 9; returned ebx in 70.1 for CD git-svn-id: svn://kolibrios.org@89 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-22 13:22:22 +02:00
mov ebx, [edx+4]
ISO9660 bugfixes git-svn-id: svn://kolibrios.org@364 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-19 15:31:28 +01:00
ret
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
.get_names_from_buffer:
mov [cd_current_pointer_of_input_2],CDDataBuf
push eax esi edi edx
.get_names_from_buffer_1:
call cd_get_name
jc .end_buffer
inc dword [cd_counter_block]
mov eax,[cd_counter_block]
cmp [ebx],eax
jae .get_names_from_buffer_1
test ecx, ecx
jz .get_names_from_buffer_1
mov edi,[cd_counter_block]
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
mov [edx+4],edi
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
dec ecx
mov esi,ebp
mov edi,[cd_mem_location]
add edi,40
test dword [ebx+4], 1 ; 0=ANSI, 1=UNICODE
jnz .unicode
; jmp .unicode
.ansi:
cmp [cd_counter_block],2
jbe .ansi_parent_directory
cld
lodsw
xchg ah,al
call uni2ansi_char
cld
stosb
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Fix small bug for function 70/1 in iso9660.inc git-svn-id: svn://kolibrios.org@96 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-06 10:42:10 +02:00
mov ax,[esi]
cmp ax,word 3B00h ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ';'
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
je .cd_get_parameters_of_file_1
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
movzx eax,byte [ebp-33]
add eax,ebp
sub eax,34
cmp esi,eax
je .cd_get_parameters_of_file_1
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
movzx eax,byte [ebp-1]
add eax,ebp
cmp esi,eax
jb .ansi
.cd_get_parameters_of_file_1:
mov [edi],byte 0
Added: Function 70/05 for ISO9660 - get file/directory attributes structure. Fix: small error - incorrect allocation in the code of string mov [window_minimize], 2 git-svn-id: svn://kolibrios.org@90 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-25 21:28:15 +02:00
call cd_get_parameters_of_file
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
add [cd_mem_location],304
jmp .get_names_from_buffer_1
.ansi_parent_directory:
cmp [cd_counter_block],2
je @f
mov [edi],byte '.'
inc edi
jmp .cd_get_parameters_of_file_1
@@:
mov [edi],word '..'
add edi,2
jmp .cd_get_parameters_of_file_1
.unicode:
cmp [cd_counter_block],2
jbe .unicode_parent_directory
cld
movsw
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov ax,[esi]
cmp ax,word 3B00h ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ';'
je .cd_get_parameters_of_file_2
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
movzx eax,byte [ebp-33]
add eax,ebp
sub eax,34
cmp esi,eax
je .cd_get_parameters_of_file_2
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
movzx eax,byte [ebp-1]
add eax,ebp
cmp esi,eax
jb .unicode
.cd_get_parameters_of_file_2:
mov [edi],word 0
Added: Function 70/05 for ISO9660 - get file/directory attributes structure. Fix: small error - incorrect allocation in the code of string mov [window_minimize], 2 git-svn-id: svn://kolibrios.org@90 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-25 21:28:15 +02:00
call cd_get_parameters_of_file
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
add [cd_mem_location],560
jmp .get_names_from_buffer_1
.unicode_parent_directory:
cmp [cd_counter_block],2
je @f
mov [edi],word 2E00h ; '.'
add edi,2
jmp .cd_get_parameters_of_file_2
@@:
mov [edi],dword 2E002E00h ; '..'
add edi,4
jmp .cd_get_parameters_of_file_2
Added: Function 70/05 for ISO9660 - get file/directory attributes structure. Fix: small error - incorrect allocation in the code of string mov [window_minimize], 2 git-svn-id: svn://kolibrios.org@90 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-25 21:28:15 +02:00
.end_buffer:
pop edx edi esi eax
ret
cd_get_parameters_of_file:
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
mov edi,[cd_mem_location]
Added: Function 70/05 for ISO9660 - get file/directory attributes structure. Fix: small error - incorrect allocation in the code of string mov [window_minimize], 2 git-svn-id: svn://kolibrios.org@90 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-25 21:28:15 +02:00
cd_get_parameters_of_file_1:
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
xor eax,eax
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
inc al
shl eax,1
; <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>?
test [ebp-8],byte 2
jz .file
inc al
.file:
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD> FAT, <EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
shl eax,3
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>? (<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
test [ebp-8],byte 1
jz .hidden
inc al
.hidden:
shl eax,1
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> CD
inc al
mov [edi],eax
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;<EFBFBD><EFBFBD><EFBFBD>
movzx eax,byte [ebp-12]
shl eax,8
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov al,[ebp-11]
shl eax,8
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov al,[ebp-10]
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov [edi+8],eax
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov [edi+16],eax
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov [edi+24],eax
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;<EFBFBD><EFBFBD><EFBFBD>
movzx eax,byte [ebp-15]
add eax,1900
shl eax,8
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov al,[ebp-14]
shl eax,8
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov al,[ebp-13]
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov [edi+12],eax
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov [edi+20],eax
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov [edi+28],eax
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
xor eax,eax
test dword [ebx+4], 1 ; 0=ANSI, 1=UNICODE
jnz .unicode_1
mov [edi+4],eax
jmp @f
.unicode_1:
inc eax
mov [edi+4],eax
@@:
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
xor eax,eax
mov [edi+32+4],eax
mov eax,[ebp-23]
mov [edi+32],eax
ret
Added: Function 70/05 for ISO9660 - get file/directory attributes structure. Fix: small error - incorrect allocation in the code of string mov [window_minimize], 2 git-svn-id: svn://kolibrios.org@90 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-25 21:28:15 +02:00
;----------------------------------------------------------------
;
; fs_CdGetFileInfo - LFN variant for CD
; get file/directory attributes structure
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
;
Added: Function 70/05 for ISO9660 - get file/directory attributes structure. Fix: small error - incorrect allocation in the code of string mov [window_minimize], 2 git-svn-id: svn://kolibrios.org@90 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-25 21:28:15 +02:00
;----------------------------------------------------------------
fs_CdGetFileInfo:
cmp byte [esi], 0
jnz @f
mov eax, 2
ret
@@:
push edi ebp
call cd_find_lfn
pushfd
cmp [DevErrorCode], 0
jz @f
popfd
pop ebp edi
mov eax, 11
ret
@@:
popfd
jnc @f
pop ebp edi
mov eax, ERROR_FILE_NOT_FOUND
ret
@@:
mov edi, edx
call cd_get_parameters_of_file_1
and dword [edi+4], 0
pop ebp edi
xor eax, eax
ret
Added: Function 70/7 for ISO9660 - start application Fix: 1) small error - for function 70/1 2) now function 18/6 used procedure call reserve_hd1 git-svn-id: svn://kolibrios.org@94 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-01 17:55:47 +02:00
;----------------------------------------------------------------
;
; fs_CdExecute - LFN variant for executing from CD
;
; esi points to hd filename (e.g. 'dir1/name')
; ebp points to full filename (e.g. '/hd0/1/dir1/name')
; dword [ebx] = flags
; dword [ebx+4] = cmdline
;
; ret ebx,edx destroyed
; eax > 0 - PID, < 0 - error
;
;--------------------------------------------------------------
fs_CdExecute:
mov edx, [ebx]
mov ebx, [ebx+4]
test ebx, ebx
jz @f
add ebx, std_application_base_address
@@:
;----------------------------------------------------------------
;
; fs_CdExecute.flags - second entry
;
; esi points to floppy filename (kernel address)
; ebp points to full filename
; edx flags
; ebx cmdline (kernel address)
;
; ret eax > 0 - PID, < 0 - error
;
;--------------------------------------------------------------
.flags:
cmp byte [esi], 0
jnz @f
; cannot execute root!
mov eax, -ERROR_ACCESS_DENIED
ret
@@:
push edi
call cd_find_lfn
jnc .found
pop edi
mov eax, -ERROR_FILE_NOT_FOUND
cmp [DevErrorCode], 0
jz @f
mov al, -11
@@:
ret
.found:
mov edi,[cd_current_pointer_of_input]
mov eax,[edi+2]
push 0
push eax
push dword [edi+10] ; size
push .DoRead
call fs_execute
add esp, 16
pop edi
ret
.DoRead:
; read next block
; in: eax->parameters, edi->buffer
; out: eax = error code
pushad
cmp dword [eax], 0 ; file size
jz .eof
cmp [eax+8],dword 0
jne @f
mov ecx,[eax+4]
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
inc dword [eax+4]
Added: Function 70/7 for ISO9660 - start application Fix: 1) small error - for function 70/1 2) now function 18/6 used procedure call reserve_hd1 git-svn-id: svn://kolibrios.org@94 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-01 17:55:47 +02:00
mov [CDSectorAddress],ecx
mov [CDDataBuf_pointer],CDDataBuf ;edi
call ReadCDWRetr
cmp [DevErrorCode], 0
jnz .err
@@:
push esi edi ecx
mov esi,512
imul esi,[eax+8]
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
add esi,CDDataBuf
Added: Function 70/7 for ISO9660 - start application Fix: 1) small error - for function 70/1 2) now function 18/6 used procedure call reserve_hd1 git-svn-id: svn://kolibrios.org@94 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-01 17:55:47 +02:00
mov ecx,512/4
cld
rep movsd
pop ecx edi esi
mov eax, [esp+28]
mov ecx, [eax]
sub ecx, 512
jae @f
lea edi, [edi+ecx+512]
neg ecx
push eax
xor eax, eax
rep stosb
pop eax
@@:
mov [eax], ecx
mov edx, [eax+8]
inc edx
cmp edx, 4 ; 2048/512=4
jb @f
xor edx, edx
@@:
mov [eax+8], edx
popad
xor eax, eax
ret
.eof:
popad
mov eax, 6
ret
.err:
popad
mov eax, 11
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
ret
Added: Function 70/7 for ISO9660 - start application Fix: 1) small error - for function 70/1 2) now function 18/6 used procedure call reserve_hd1 git-svn-id: svn://kolibrios.org@94 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-01 17:55:47 +02:00
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
cd_find_lfn:
; in: esi->name
; out: CF=1 - file not found
; else CF=0 and [cd_current_pointer_of_input] direntry
push eax esi
; 16 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov [CDSectorAddress],dword 15
.start:
inc dword [CDSectorAddress]
mov [CDDataBuf_pointer],CDDataBuf
call ReadCDWRetr
cmp [DevErrorCode],0
jne .access_denied
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cmp [CDDataBuf+1],dword 'CD00'
jne .access_denied
cmp [CDDataBuf+5],byte '1'
jne .access_denied
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>?
cmp [CDDataBuf],byte 0xff
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
je .access_denied
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>?
cmp [CDDataBuf],byte 0x2
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
jne .start
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>?
cmp [CDDataBuf+6],byte 0x1
jne .start
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> root <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov eax,[CDDataBuf+0x9c+2] ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> root <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov [CDSectorAddress],eax
mov eax,[CDDataBuf+0x9c+10] ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> root <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cmp byte [esi], 0
jnz @f
mov [cd_current_pointer_of_input],CDDataBuf+0x9c
jmp .done
@@:
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.mainloop:
dec dword [CDSectorAddress]
.read_to_buffer:
inc dword [CDSectorAddress]
mov [CDDataBuf_pointer],CDDataBuf
call ReadCDWRetr ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cmp [DevErrorCode],0
jne .access_denied
call cd_find_name_in_buffer
jnc .found
sub eax,2048
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>?
cmp eax,0
Small fix for function 70 in iso9660.inc, procedures of search of the file are corrected. git-svn-id: svn://kolibrios.org@99 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-13 23:28:14 +02:00
ja .read_to_buffer
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
; <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.access_denied:
pop esi eax
stc
ret
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.found:
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Added: Function 70/7 for ISO9660 - start application Fix: 1) small error - for function 70/1 2) now function 18/6 used procedure call reserve_hd1 git-svn-id: svn://kolibrios.org@94 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-01 17:55:47 +02:00
cmp byte [esi-1], 0
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
jz .done
mov eax,[cd_current_pointer_of_input]
ISO9660 bugfixes git-svn-id: svn://kolibrios.org@364 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-19 15:31:28 +01:00
push dword [eax+2]
pop dword [CDSectorAddress] ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov eax,[eax+2+8] ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
jmp .mainloop
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.done:
pop esi eax
clc
ret
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
cd_find_name_in_buffer:
mov [cd_current_pointer_of_input_2],CDDataBuf
.start:
call cd_get_name
jc .not_found
call cd_compare_name
jc .start
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
.found:
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
clc
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
ret
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
.not_found:
stc
ret
cd_get_name:
push eax
mov ebp,[cd_current_pointer_of_input_2]
mov [cd_current_pointer_of_input],ebp
mov eax,[ebp]
cmp eax,0 ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>?
je .next_sector
cmp ebp,CDDataBuf+2048 ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>?
jae .next_sector
movzx eax, byte [ebp]
add [cd_current_pointer_of_input_2],eax ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
add ebp,33 ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
pop eax
clc
ret
.next_sector:
pop eax
stc
ret
cd_compare_name:
; compares ASCIIZ-names, case-insensitive (cp866 encoding)
; in: esi->name, ebp->name
; out: if names match: ZF=1 and esi->next component of name
; else: ZF=0, esi is not changed
; destroys eax
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
push esi eax edi
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
mov edi,ebp
.loop:
cld
lodsb
push ax
Small fix for function 70 in iso9660.inc, procedures of search of the file are corrected. git-svn-id: svn://kolibrios.org@99 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-13 23:28:14 +02:00
call char_todown
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
call ansi2uni_char
xchg ah,al
cld
scasw
pop ax
je .coincides
Small fix for function 70 in iso9660.inc, procedures of search of the file are corrected. git-svn-id: svn://kolibrios.org@99 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-13 23:28:14 +02:00
call char_toupper
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
call ansi2uni_char
xchg ah,al
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
cld
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
sub edi,2
scasw
jne .name_not_coincide
.coincides:
cmp [esi],byte '/' ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
je .done
cmp [esi],byte 0 ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
je .done
jmp .loop
.name_not_coincide:
pop edi eax esi
stc
ret
.done:
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cmp [edi],word 3B00h ; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ';'
je .done_1
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
movzx eax,byte [ebp-33]
add eax,ebp
sub eax,34
cmp edi,eax
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
je .done_1
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
; <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
movzx eax,byte [ebp-1]
add eax,ebp
cmp edi,eax
jne .name_not_coincide
.done_1:
pop edi eax
add esp,4
inc esi
clc
ret
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
char_todown:
; convert character to uppercase, using cp866 encoding
; in: al=symbol
; out: al=converted symbol
cmp al, 'A'
jb .ret
cmp al, 'Z'
jbe .az
cmp al, '<27>'
jb .ret
cmp al, '<27>'
jb .rus1
cmp al, '<27>'
ja .ret
; 0x90-0x9F -> 0xE0-0xEF
add al, '<27>'-'<27>'
.ret:
ret
.rus1:
; 0x80-0x8F -> 0xA0-0xAF
.az:
add al, 0x20
ret
1)fixed wrong exported LFB address 2)replace 0x3000 0x3004 0x3010 0x3020 whith symbolic constants git-svn-id: svn://kolibrios.org@379 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-02-28 09:52:06 +01:00
Added: 1) Low level procedures for СD device: read sector, load tray, out tray; 2) Function 70/0 for ISO9660 - read file 2) Function 70/0 for ISO9660 - read directory in format of standard 1. git-svn-id: svn://kolibrios.org@87 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-06-18 18:42:03 +02:00
uni2ansi_char:
; convert UNICODE character in al to ANSI character in ax, using cp866 encoding
; in: ax=UNICODE character
; out: al=converted ANSI character
cmp ax, 0x80
jb .ascii
cmp ax, 0x401
jz .yo1
cmp ax, 0x451
jz .yo2
cmp ax, 0x410
jb .unk
cmp ax, 0x440
jb .rus1
cmp ax, 0x450
jb .rus2
.unk:
mov al, '_'
jmp .doit
.yo1:
mov al, '<27>'
jmp .doit
.yo2:
mov al, '<27>'
jmp .doit
.rus1:
; 0x410-0x43F -> 0x80-0xAF
add al, 0x70
jmp .doit
.rus2:
; 0x440-0x44F -> 0xE0-0xEF
add al, 0xA0
.ascii:
.doit:
ret
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