0,0 → 1,500 |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
;; ;; |
;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa ;; |
;; Distributed under terms of the GNU General Public License ;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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$Revision$ |
|
uglobal |
align 4 |
event_start dd ? |
event_end dd ? |
event_uid dd 0 |
endg |
EV_SPACE = 512 |
FreeEvents = event_start-EVENT.fd ; "âèðòóàëüíûé" event, èñïîëüçóþòñÿ òîëüêî ïîëÿ: |
; FreeEvents.fd=event_start è FreeEvents.bk=event_end |
align 4 |
init_events: ;; used from kernel.asm |
stdcall kernel_alloc,EV_SPACE*EVENT.size |
or eax,eax |
jz .fail |
; eax - current event, ebx - previos event below |
mov ecx,EV_SPACE ; current - in allocated space |
mov ebx,FreeEvents ; previos - íà÷àëî ñïèñêà |
push ebx ; îíî æå è êîíåö ïîòîì áóäåò |
@@: mov [ebx+EVENT.fd],eax |
mov [eax+EVENT.bk],ebx |
mov ebx,eax ; previos <- current |
add eax,EVENT.size ; new current |
loop @b |
pop eax ; âîò îíî êîíöîì è ñòàëî |
mov [ebx+EVENT.fd],eax |
mov [eax+EVENT.bk],ebx |
.fail: ret |
|
EVENT_WATCHED equ 0x10000000 ;áèò 28 |
EVENT_SIGNALED equ 0x20000000 ;áèò 29 |
MANUAL_RESET equ 0x40000000 ;áèò 30 |
MANUAL_DESTROY equ 0x80000000 ;áèò 31 |
|
align 4 |
create_event: ;; EXPORT use |
;info: |
; Ïåðåíîñèì EVENT èç ñïèñêà FreeEvents â ñïèñîê ObjList òåêóùåãî ñëîòà |
; EVENT.state óñòàíàâëèâàåì èç ecx, EVENT.code êîñâåííî èç esi (åñëè esi<>0) |
;param: |
; esi - event data |
; ecx - flags |
;retval: |
; eax - event (=0 => fail) |
; edx - uid |
;scratched: ebx,ecx,esi,edi |
mov ebx,[current_slot] |
add ebx,APP_OBJ_OFFSET |
mov edx,[TASK_BASE] |
mov edx,[edx+TASKDATA.pid] |
pushfd |
cli |
|
set_event: ;; INTERNAL use !!! don't use for Call |
;info: |
; Áåðåì íîâûé event èç FreeEvents, çàïîëíÿåì åãî ïîëÿ, êàê óêàçàíî â ecx,edx,esi |
; è óñòàíàâëèâàåì â ñïèñîê, óêàçàííûé â ebx. |
; Âîçâðàùàåì ñàì event (â eax), è åãî uid (â edx) |
;param: |
; ebx - start-chain "virtual" event for entry new event Right of him |
; ecx - flags (copied to EVENT.state) |
; edx - pid (copied to EVENT.pid) |
; esi - event data (copied to EVENT.code indirect, =0 => skip) |
;retval: |
; eax - event (=0 => fail) |
; edx - uid |
;scratched: ebx,ecx,esi,edi |
mov eax,FreeEvents |
cmp eax,[eax+EVENT.fd] |
jne @f ; not empty ??? |
pushad |
call init_events |
popad |
jz RemoveEventTo.break ; POPF+RET |
@@: mov eax,[eax+EVENT.fd] |
mov [eax+EVENT.magic],'EVNT' |
mov [eax+EVENT.destroy],destroy_event.internal |
mov [eax+EVENT.state],ecx |
mov [eax+EVENT.pid],edx |
inc [event_uid] |
Mov [eax+EVENT.id],edx,[event_uid] |
or esi,esi |
jz RemoveEventTo |
lea edi,[eax+EVENT.code] |
mov ecx,EVENT.codesize/4 |
cld |
rep movsd |
|
RemoveEventTo: ;; INTERNAL use !!! don't use for Call |
;param: |
; eax - óêàçàòåëü íà event, ÊÎÒÎÐÛÉ âñòàâëÿåì |
; ebx - óêàçàòåëü íà event, ÏÎÑËÅ êîòîðîãî âñòàâëÿåì |
;scratched: ebx,ecx |
mov ecx,eax ; ecx=eax=Self, ebx=NewLeft |
xchg ecx,[ebx+EVENT.fd] ; NewLeft.fd=Self, ecx=NewRight |
cmp eax,ecx ; ñòîï, ñåáå äóìàþ... |
je .break ; - à íå äóðàê ëè ÿ? |
mov [ecx+EVENT.bk],eax ; NewRight.bk=Self |
xchg ebx,[eax+EVENT.bk] ; Self.bk=NewLeft, ebx=OldLeft |
xchg ecx,[eax+EVENT.fd] ; Self.fd=NewRight, ecx=OldRight |
mov [ebx+EVENT.fd],ecx ; OldLeft.fd=OldRight |
mov [ecx+EVENT.bk],ebx ; OldRight.bk=OldLeft |
.break: popfd |
ret |
|
align 4 |
NotDummyTest: ;; INTERNAL use (not returned for fail !!!) |
pop edi |
call DummyTest ; not returned for fail !!! |
mov ebx,eax |
mov eax,[ebx+EVENT.pid] |
push edi |
.small: ; êðèâî êàê-òî... |
pop edi |
pushfd |
cli |
call pid_to_slot ; saved all registers (eax - retval) |
shl eax,8 |
jz RemoveEventTo.break ; POPF+RET |
jmp edi ; øòàòíûé âîçâðàò |
|
align 4 |
raise_event: ;; EXPORT use |
;info: |
; Óñòàíàâëèâàåì äàííûå EVENT.code |
; Åñëè òàì ôëàã EVENT_SIGNALED óæå àêòèâåí - áîëüøå íè÷åãî |
; Èíà÷å: ýòîò ôëàã âçâîäèòñÿ, çà èñêëþ÷åíèåì ñëó÷àÿ íàëè÷èÿ ôëàãà EVENT_WATCHED â edx |
;  ýòîì ñëó÷àå EVENT_SIGNALED âçâîäèòñÿ ëèøü ïðè íàëè÷èå EVENT_WATCHED â ñàìîì ñîáûòèè |
;param: |
; eax - event |
; ebx - uid (for Dummy testing) |
; edx - flags |
; esi - event data (=0 => skip) |
;scratched: ebx,ecx,esi,edi |
call NotDummyTest ; not returned for fail !!! |
or esi,esi |
jz @f |
lea edi,[ebx+EVENT.code] |
mov ecx,EVENT.codesize/4 |
cld |
rep movsd |
@@: |
test byte[ebx+EVENT.state+3], EVENT_SIGNALED shr 24 |
jnz RemoveEventTo.break ; POPF+RET |
bt edx, 28 ;EVENT_WATCHED |
jnc @f |
test byte[ebx+EVENT.state+3], EVENT_WATCHED shr 24 |
jz RemoveEventTo.break ; POPF+RET |
@@: |
or byte[ebx+EVENT.state+3], EVENT_SIGNALED shr 24 |
add eax,SLOT_BASE+APP_EV_OFFSET |
xchg eax,ebx |
jmp RemoveEventTo |
|
align 4 |
clear_event: ;; EXPORT use |
;info: |
; |
;param: |
; eax - event |
; ebx - uid (for Dummy testing) |
;scratched: ebx,ecx |
call NotDummyTest ; not returned for fail !!! |
add eax,SLOT_BASE+APP_OBJ_OFFSET |
and byte[ebx+EVENT.state+3], not((EVENT_SIGNALED+EVENT_WATCHED)shr 24) |
xchg eax,ebx |
jmp RemoveEventTo |
|
align 4 |
send_event: ;; EXPORT use |
;info: |
; Ñîçäàåò íîâûé EVENT (âûòàñêèâàåò èç ñïèñêà FreeEvents) â ñïèñêå EventList |
; öåëåâîãî ñëîòà (eax=pid), ñ äàííûìè èç esi êîñâåííî, è state=EVENT_SIGNALED |
;param: |
; eax - slots pid, to sending new event |
; esi - pointer to sending data (in code field of new event) |
;retval: |
; eax - event (=0 => fail) |
; edx - uid |
;warning: |
; may be used as CDECL with such prefix... |
; mov esi,[esp+8] |
; mov eax,[esp+4] |
; but not as STDCALL :( |
;scratched: ebx,ecx,esi,edi |
mov edx,eax |
call NotDummyTest.small ; not returned for fail !!! |
lea ebx,[eax+SLOT_BASE+APP_EV_OFFSET] |
mov ecx,EVENT_SIGNALED |
jmp set_event |
|
align 4 |
DummyTest: ;; INTERNAL use (not returned for fail !!!) |
;param: |
; eax - event |
; ebx - uid (for Dummy testing) |
cmp [eax+EVENT.magic],'EVNT' |
jne @f |
cmp [eax+EVENT.id],ebx |
je .ret |
@@: pop eax |
xor eax,eax |
.ret: ret |
|
|
align 4 |
Wait_events: |
or ebx,-1 ; infinite timeout |
Wait_events_ex: |
;info: |
; Îæèäàíèå "àáñòðàêòíîãî" ñîáûòèÿ ÷åðåç ïåðåâîä ñëîòà â 5-þ ïîçèöèþ. |
; Àáñòðàêòíîñòü çàêëþ÷åíà â òîì, ÷òî ôàêò ñîáûòèÿ îïðåäåëÿåòñÿ ôóíêöèåé APPDATA.wait_test, |
; êîòîðàÿ çàäàåòñÿ êëèåíòîì è ìîæåò áûòü ôàêòè÷åñêè ëþáîé. |
; Ýòî ïîçâîëÿåò shed-ó íàäåæíî îïðåäåëèòü ôàêò ñîáûòèÿ, è íå ñîâåðøàòü "õîëîñòûõ" ïåðåêëþ÷åíèé, |
; ïðåäíàçíà÷åííûõ äëÿ ðàçáîðîê òèïà "ñâîé/÷óæîé" âíóòðè çàäà÷è. |
;param: |
; edx - wait_test, êëèåíòñêàÿ ô-ÿ òåñòèðîâàíèÿ (àäðåñ êîäà) |
; ecx - wait_param, äîïîëíèòåëüíûé ïàðàìåòð, âîçìîæíî íåîáõîäèìûé äëÿ [wait_test] |
; ebx - wait_timeout |
;retval: |
; eax - ðåçóëüòàò âûçîâà [wait_test] (=0 => timeout) |
;scratched: esi |
mov esi,[current_slot] |
mov [esi+APPDATA.wait_param],ecx |
pushad |
mov ebx,esi;ïîêà ýòî âîïðîñ, ÷åãî êóäû ñóâàòü.......... |
pushfd ; ýòî ñëåäñòâèå îáùåé êîíöåïöèè: ïóñòü ô-ÿ òåñòèðîâàíèÿ èìååò |
cli ; ïðàâî ðàññ÷èòûâàòü íà çàêðûòûå ïðåðûâàíèÿ, êàê ïðè âûçîâå èç shed |
call edx |
popfd |
mov [esp+28],eax |
popad |
or eax,eax |
jnz @f ;RET |
mov [esi+APPDATA.wait_test],edx |
mov [esi+APPDATA.wait_timeout],ebx |
Mov [esi+APPDATA.wait_begin],eax,[timer_ticks] |
mov eax,[TASK_BASE] |
mov [eax+TASKDATA.state], 5 |
call change_task |
mov eax,[esi+APPDATA.wait_param] |
@@: ret |
|
align 4 |
wait_event: ;; EXPORT use |
;info: |
; Îæèäàíèå ôëàãà EVENT_SIGNALED â ñîâåðøåííî êîíêðåòíîì Event |
; (óñòàíàâëèâàåìîãî, íàäî ïîëàãàòü, ÷åðåç raise_event) |
; Ïðè àêòèâíîì ôëàãå MANUAL_RESET - áîëüøå íè÷åãî |
; Èíà÷å: ôëàãè EVENT_SIGNALED è EVENT_WATCHED ó ïîëó÷åííîãî ñîáûòèÿ ñáðàñûâàþòñÿ, |
; è, ïðè àêòèâíîì MANUAL_DESTROY - ïåðåìåùàåòñÿ â ñïèñîê ObjList òåêóùåãî ñëîòà, |
; à ïðè íå àêòèâíîì - óíè÷òîæàåòñÿ øòàòíî (destroy_event.internal) |
;param: |
; eax - event |
; ebx - uid (for Dummy testing) |
;scratched: ecx,edx,esi |
call DummyTest |
mov ecx,eax ; wait_param |
mov edx, get_event_alone ; wait_test |
call Wait_events ; timeout ignored |
jmp wait_finish |
|
align 4 |
get_event_ex: ;; f68:14 |
;info: |
; Îæèäàíèå ëþáîãî ñîáûòèÿ â î÷åðåäè EventList òåêóùåãî ñëîòà |
; Äàííûå ñîáûòèÿ code - êîïèðóþòñÿ â ïàìÿòü ïðèëîæåíèÿ (êîñâåííî ïî edi) |
; Ïðè àêòèâíîì ôëàãå MANUAL_RESET - áîëüøå íè÷åãî |
; Èíà÷å: ôëàãè EVENT_SIGNALED è EVENT_WATCHED ó ïîëó÷åííîãî ñîáûòèÿ ñáðàñûâàþòñÿ, |
; è, ïðè àêòèâíîì MANUAL_DESTROY - ïåðåìåùàåòñÿ â ñïèñîê ObjList òåêóùåãî ñëîòà, |
; à ïðè íå àêòèâíîì - óíè÷òîæàåòñÿ øòàòíî (destroy_event.internal) |
;param: |
; edi - àäðåñ â êîäå ïðèëîæåíèÿ äëÿ êîïèðîâàíèÿ äàííûõ èç EVENT.code |
;retval: |
; eax - ñîáñòâåííî EVENT (áóäåì íàçûâàòü ýòî åãî õýíäëîì) |
;scratched: ebx,ecx,edx,esi,edi |
mov edx, get_event_queue ; wait_test |
call Wait_events ; timeout ignored |
lea esi,[eax+EVENT.code] |
mov ecx,EVENT.codesize/4 |
cld |
rep movsd |
mov [edi-EVENT.codesize+2],cl ;clear priority field |
wait_finish: |
test byte[eax+EVENT.state+3], MANUAL_RESET shr 24 |
jnz get_event_queue.ret ; RET |
and byte[eax+EVENT.state+3], not((EVENT_SIGNALED+EVENT_WATCHED)shr 24) |
test byte[eax+EVENT.state+3], MANUAL_DESTROY shr 24 |
jz destroy_event.internal |
mov ebx,[current_slot] |
add ebx,APP_OBJ_OFFSET |
pushfd |
cli |
jmp RemoveEventTo |
|
align 4 |
destroy_event: ;; EXPORT use |
;info: |
; Ïåðåíîñèì EVENT â ñïèñîê FreeEvents, ÷èñòèì ïîëÿ magic,destroy,pid,id |
;param: |
; eax - event |
; ebx - uid (for Dummy testing) |
;retval: |
; eax - àäðåñ îáúåêòà EVENT (=0 => fail) |
;scratched: ebx,ecx |
call DummyTest ; not returned for fail !!! |
.internal: |
xor ecx,ecx ; clear common header |
pushfd |
cli |
mov [eax+EVENT.magic],ecx |
mov [eax+EVENT.destroy],ecx |
mov [eax+EVENT.pid],ecx |
mov [eax+EVENT.id],ecx |
mov ebx,FreeEvents |
jmp RemoveEventTo |
|
align 4 |
get_event_queue: |
;info: |
; êëèåíòñêàÿ ô-ÿ òåñòèðîâàíèÿ äëÿ get_event_ex |
;warning: |
; -don't use [TASK_BASE],[current_slot],[CURRENT_TASK] - it is not for your slot |
; -may be assumed, that interrupt are disabled |
; -it is not restriction for scratched registers |
;param: |
; ebx - àäðåñ APPDATA ñëîòà òåñòèðîâàíèÿ |
;retval: |
; eax - àäðåñ îáúåêòà EVENT (=0 => fail) |
add ebx,APP_EV_OFFSET |
mov eax,[ebx+APPOBJ.bk] ; âûáèðàåì ñ êîíöà, ïî ïðèíöèïó FIFO |
cmp eax,ebx ; empty ??? |
je get_event_alone.ret0 |
.ret: ret |
|
align 4 |
get_event_alone: |
;info: |
; êëèåíòñêàÿ ô-ÿ òåñòèðîâàíèÿ äëÿ wait_event |
;warning: |
; -don't use [TASK_BASE],[current_slot],[CURRENT_TASK] - it is not for your slot |
; -may be assumed, that interrupt are disabled |
; -it is not restriction for scratched registers |
;param: |
; ebx - àäðåñ APPDATA ñëîòà òåñòèðîâàíèÿ |
;retval: |
; eax - àäðåñ îáúåêòà EVENT (=0 => fail) |
mov eax,[ebx+APPDATA.wait_param] |
test byte[eax+EVENT.state+3], EVENT_SIGNALED shr 24 |
jnz .ret |
or byte[eax+EVENT.state+3], EVENT_WATCHED shr 24 |
.ret0: xor eax,eax ; NO event!!! |
.ret: ret |
|
align 4 |
sys_sendwindowmsg: ;; f72 |
dec ebx |
jnz .ret ;subfunction==1 ? |
;pushfd ;à íàôèãà? |
cli |
sub ecx,2 |
je .sendkey |
dec ecx |
jnz .retf |
.sendbtn: |
cmp byte[BTN_COUNT],1 |
jae .result ;overflow |
inc byte[BTN_COUNT] |
shl edx, 8 |
mov [BTN_BUFF],edx |
jmp .result |
.sendkey: |
movzx eax,byte[KEY_COUNT] |
cmp al,120 |
jae .result ;overflow |
inc byte[KEY_COUNT] |
mov [KEY_COUNT+1+eax],dl |
.result: |
setae byte[esp+32] ;ñ÷èòàåì, ÷òî èñõîäíî: dword[esp+32]==72 |
.retf: ;popfd |
.ret: ret |
|
align 4 |
sys_getevent: ;; f11 |
mov ebx,[current_slot] ;ïîêà ýòî âîïðîñ, ÷åãî êóäû ñóâàòü.......... |
pushfd ; ýòî ñëåäñòâèå îáùåé êîíöåïöèè: ïóñòü ô-ÿ òåñòèðîâàíèÿ èìååò |
cli ; ïðàâî ðàññ÷èòûâàòü íà çàêðûòûå ïðåðûâàíèÿ, êàê ïðè âûçîâå èç shed |
call get_event_for_app |
popfd |
mov [esp+32],eax |
ret |
|
align 4 |
sys_waitforevent: ;; f10 |
or ebx,-1 ; infinite timeout |
sys_wait_event_timeout: ;; f23 |
mov edx,get_event_for_app ; wait_test |
call Wait_events_ex ; ebx - timeout |
mov [esp+32],eax |
ret |
|
align 4 |
get_event_for_app: ;; used from f10,f11,f23 |
;info: |
; êëèåíòñêàÿ ô-ÿ òåñòèðîâàíèÿ äëÿ ïðèëîæåíèé (f10,f23) |
;warning: |
; -don't use [TASK_BASE],[current_slot],[CURRENT_TASK] - it is not for your slot |
; -may be assumed, that interrupt are disabled |
; -it is not restriction for scratched registers |
;param: |
; ebx - àäðåñ APPDATA ñëîòà òåñòèðîâàíèÿ |
;retval: |
; eax - íîìåð ñîáûòèÿ (=0 => no events) |
movzx edi,bh ; bh is assumed as [CURRENT_TASK] |
shl edi,5 |
add edi,CURRENT_TASK ; edi is assumed as [TASK_BASE] |
mov ecx,[edi+TASKDATA.event_mask] |
.loop: ; ïîêà íå èñ÷åðïàåì âñå áèòû ìàñêè |
bsr eax,ecx ; íàõîäèì íåíóëåâîé áèò ìàñêè (31 -> 0) |
jz .no_events ; èñ÷åðïàëè âñå áèòû ìàñêè, íî íè÷åãî íå íàøëè ??? |
btr ecx,eax ; ñáðàñûâàåì ïðîâåðÿåìûé áèò ìàñêè |
; ïåðåõîäèì íà îáðàáîò÷èê ýòîãî (eax) áèòà |
cmp eax,16 |
jae .IRQ ; eax=[16..31]=retvals, events irq0..irq15 |
cmp eax,9 |
jae .loop ; eax=[9..15], ignored |
cmp eax,3 |
je .loop ; eax=3, ignored |
ja .FlagAutoReset ; eax=[4..8], retvals=eax+1 |
cmp eax,1 |
jae .BtKy ; eax=[1,2], retvals=eax+1 |
.WndRedraw: ; eax=0, retval WndRedraw=1 |
cmp [edi-twdw+WDATA.fl_redraw],al ;al==0 |
jne .result |
jmp .loop |
.no_events: |
xor eax,eax |
ret |
.IRQ: |
;TODO: ñäåëàòü òàê æå, êàê è äëÿ FlagAutoReset (BgrRedraw,Mouse,IPC,Stack,Debug) |
mov edx,[irq_owner+eax*4-64] ; eax==16+irq |
cmp edx,[edi+TASKDATA.pid] |
jne .loop |
mov edx,eax |
shl edx,12 |
cmp dword[IRQ_SAVE+edx-0x10000],0 ; edx==(16+irq)*0x1000 |
je .loop ; empty ??? |
ret ; retval = eax |
.FlagAutoReset: ; retvals: BgrRedraw=5, Mouse=6, IPC=7, Stack=8, Debug=9 |
cmp eax,5 ; Mouse 5+1=6 |
jne @f |
push eax |
; If the window is captured and moved by the user, then no mouse events!!! |
mov al, [mouse.active_sys_window.action] |
test al, mouse.WINDOW_MOVE_FLAG |
pop eax |
jnz .loop |
@@: |
btr [ebx+APPDATA.event_mask],eax |
jnc .loop |
.result: ; retval = eax+1 |
inc eax |
ret |
.BtKy: |
movzx edx,bh |
movzx edx, word[WIN_STACK+edx*2] |
je .Keys ; eax=1, retval Keys=2 |
.Buttons: ; eax=2, retval Buttons=3 |
cmp byte[BTN_COUNT],0 |
je .loop ; empty ??? |
cmp edx,[TASK_COUNT] |
jne .loop ; not Top ??? |
mov edx, [BTN_BUFF] |
shr edx, 8 |
cmp edx, 0xFFFF ;-ID for Minimize-Button of Form |
jne .result |
mov [window_minimize],1 |
dec byte[BTN_COUNT] |
jmp .loop |
.Keys: ; eax==1 |
cmp edx,[TASK_COUNT] |
jne @f ; not Top ??? |
cmp [KEY_COUNT],al ; al==1 |
jae .result ; not empty ??? |
@@: mov edx, hotkey_buffer |
@@: cmp [edx],bh ; bh - slot for testing |
je .result |
add edx,8 |
cmp edx, hotkey_buffer+120*8 |
jb @b |
jmp .loop |
;end. |
Property changes: |
Added: svn:keywords |
+Rev |
\ No newline at end of property |