WebSVN – Kolibri OS – Blame – /kernel/trunk/core/syscall.inc

Rev	Author	Line No.	Line
2288	clevermous	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;; ;;
5363	yogev_ezra	3	;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;;
2288	clevermous	4	;; Distributed under terms of the GNU General Public License ;;
		5	;; ;;
		6	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		7
		8	$Revision: 7322 $
		9
		10	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		11	;; ;;
		12	;; SYSENTER ENTRY ;;
		13	;; ;;
		14	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		15
		16	align 32
		17	sysenter_entry:
3539	clevermous	18	; Настраиваем стек
2288	clevermous	19	mov esp, [ss:tss._esp0]
		20	sti
		21	push ebp ; save app esp + 4
		22	mov ebp, [ebp] ; ebp - original ebp
		23	;------------------
		24	pushad
		25	cld
		26
3303	clevermous	27	call protect_from_terminate
		28
		29	movzx eax, byte [esp+28]
3304	clevermous	30	mov edx, dword [esp+20]
2288	clevermous	31	call dword [servetable2 + eax * 4]
		32
3303	clevermous	33	call unprotect_from_terminate
2288	clevermous	34	popad
		35	;------------------
3539	clevermous	36	xchg ecx, [ss:esp] ; в вершин стека - app ecx, ecx - app esp + 4
2288	clevermous	37	sub ecx, 4
		38	xchg edx, [ecx] ; edx - return point, & save original edx
		39	push edx
		40	mov edx, [ss:esp + 4]
		41	mov [ecx + 4], edx ; save original ecx
		42	pop edx
		43	sysexit
		44
		45	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		46	;; ;;
		47	;; SYSTEM CALL ENTRY ;;
		48	;; ;;
		49	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		50
		51	align 16
		52	i40:
		53	pushad
		54	cld
3303	clevermous	55	call protect_from_terminate
		56	movzx eax, byte [esp+28]
3304	clevermous	57	mov edx, dword [esp+20]
2288	clevermous	58	call dword [servetable2 + eax * 4]
3303	clevermous	59	call unprotect_from_terminate
2288	clevermous	60	popad
		61	iretd
		62
		63	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		64	;; ;;
		65	;; SYSCALL ENTRY ;;
		66	;; ;;
		67	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		68	align 32
		69	syscall_entry:
		70	; cli syscall clear IF
		71	xchg esp, [ss:tss._esp0]
		72	push ecx
		73	lea ecx, [esp+4]
		74	xchg ecx, [ss:tss._esp0]
		75	sti
		76	push ecx
		77	mov ecx, [ecx]
		78	;------------------
		79	pushad
		80	cld
3303	clevermous	81	call protect_from_terminate
2288	clevermous	82
3303	clevermous	83	movzx eax, byte [esp+28]
3304	clevermous	84	mov edx, dword [esp+20]
2288	clevermous	85	call dword [servetable2 + eax * 4]
		86
3303	clevermous	87	call unprotect_from_terminate
2288	clevermous	88	popad
		89	;------------------
		90	mov ecx, [ss:esp+4]
		91	pop esp
		92	sysret
		93
		94	iglobal
		95	;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		96	;; SYSTEM FUNCTIONS TABLE ;;
		97	;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		98	align 4
		99	servetable2:
		100
		101	dd syscall_draw_window ; 0-DrawWindow
		102	dd syscall_setpixel ; 1-SetPixel
		103	dd sys_getkey ; 2-GetKey
		104	dd sys_clock ; 3-GetTime
		105	dd syscall_writetext ; 4-WriteText
3303	clevermous	106	dd delay_hs_unprotected ; 5-DelayHs
4273	clevermous	107	dd undefined_syscall ; 6-deprecated OpenRamdiskFile
2288	clevermous	108	dd syscall_putimage ; 7-PutImage
		109	dd syscall_button ; 8-DefineButton
		110	dd sys_cpuusage ; 9-GetProcessInfo
		111	dd sys_waitforevent ; 10-WaitForEvent
		112	dd sys_getevent ; 11-CheckForEvent
		113	dd sys_redrawstat ; 12-BeginDraw and EndDraw
		114	dd syscall_drawrect ; 13-DrawRect
		115	dd syscall_getscreensize ; 14-GetScreenSize
		116	dd sys_background ; 15-bgr
		117	dd sys_cachetodiskette ; 16-FlushFloppyCache
		118	dd sys_getbutton ; 17-GetButton
		119	dd sys_system ; 18-System Services
		120	dd paleholder ; 19-reserved
		121	dd sys_midi ; 20-ResetMidi and OutputMidi
		122	dd sys_setup ; 21-SetMidiBase,SetKeymap,SetShiftKeymap,.
		123	dd sys_settime ; 22-setting date,time,clock and alarm-clock
		124	dd sys_wait_event_timeout ; 23-TimeOutWaitForEvent
		125	dd syscall_cdaudio ; 24-PlayCdTrack,StopCd and GetCdPlaylist
2509	mario79	126	dd syscall_putarea_backgr ; 25-Put Area to background
2288	clevermous	127	dd sys_getsetup ; 26-GetMidiBase,GetKeymap,GetShiftKeymap,.
		128	dd undefined_syscall ; 27-reserved
		129	dd undefined_syscall ; 28-reserved
		130	dd sys_date ; 29-GetDate
		131	dd sys_current_directory ; 30-Get/SetCurrentDirectory
		132	dd undefined_syscall ; 31-reserved
		133	dd undefined_syscall ; 32-reserved
		134	dd undefined_syscall ; 33-reserved
2511	mario79	135	dd syscall_getpixel_WinMap ; 34-GetPixel WinMap
2288	clevermous	136	dd syscall_getpixel ; 35-GetPixel
		137	dd syscall_getarea ; 36-GetArea
		138	dd readmousepos ; 37-GetMousePosition_ScreenRelative,.
		139	dd syscall_drawline ; 38-DrawLine
		140	dd sys_getbackground ; 39-GetBackgroundSize,ReadBgrData,.
		141	dd set_app_param ; 40-WantEvents
		142	dd undefined_syscall ; 41- deprecated GetIrqOwner
		143	dd undefined_syscall ; 42- deprecated ReadIrqData
		144	dd sys_outport ; 43-SendDeviceData
		145	dd undefined_syscall ; 44- deprecated ProgramIrqs
		146	dd undefined_syscall ; 45- deprecated ReserveIrq and FreeIrq
		147	dd syscall_reserveportarea ; 46-ReservePortArea and FreePortArea
		148	dd display_number ; 47-WriteNum
		149	dd syscall_display_settings ; 48-SetRedrawType and SetButtonType
		150	dd sys_apm ; 49-Advanced Power Management (APM)
		151	dd syscall_set_window_shape ; 50-Window shape & scale
		152	dd syscall_threads ; 51-Threads
3837	mario79	153	dd undefined_syscall ; 52- deprecated Stack driver status
		154	dd undefined_syscall ; 53- deprecated Socket interface
4199	mario79	155	dd sys_clipboard ; 54-Custom clipboard
2288	clevermous	156	dd sound_interface ; 55-Sound interface
		157	dd undefined_syscall ; 56-reserved
		158	dd sys_pcibios ; 57-PCI BIOS32
4273	clevermous	159	dd undefined_syscall ; 58-deprecated Common file system interface
2288	clevermous	160	dd undefined_syscall ; 59-reserved
		161	dd sys_IPC ; 60-Inter Process Communication
		162	dd sys_gs ; 61-Direct graphics access
3614	shikhin	163	dd pci_api ; 62-PCI functions
		164	dd sys_msg_board ; 63-System message board
2288	clevermous	165	dd sys_resize_app_memory ; 64-Resize application memory usage
		166	dd sys_putimage_palette ; 65-PutImagePalette
		167	dd sys_process_def ; 66-Process definitions - keyboard
		168	dd syscall_move_window ; 67-Window move or resize
		169	dd f68 ; 68-Some internal services
		170	dd sys_debug_services ; 69-Debug
3303	clevermous	171	dd file_system_lfn ; 70-Common file system interface, version 2
2288	clevermous	172	dd syscall_window_settings ; 71-Window settings
		173	dd sys_sendwindowmsg ; 72-Send window message
		174	dd blit_32 ; 73-blitter;
3545	hidnplayr	175	dd sys_network ; 74-reserved for new stack
		176	dd sys_socket ; 75-reserved for new stack
		177	dd sys_protocols ; 76-reserved for new stack
6926	serge	178	dd sys_posix ; posix support
6798	pathoswith	179	dd undefined_syscall ; 78-free
		180	dd undefined_syscall ; 79-free
		181	dd fileSystemUnicode ; 80-File system interface for different encodings
7319	pavelyakov	182	dd setInt0x40 ; 81-Implementation of the function in the system
6079	serge	183
2288	clevermous	184	times 255 - ( ($-servetable2) /4 ) dd undefined_syscall
		185	dd sys_end ; -1-end application
		186
		187	endg
7319	pavelyakov	188
		189	; Author Pavel Iakovlev
		190	; Return EAX = 0 security kernel, error set function
		191	; Return Else EAX > 0 success set function
7320	pavelyakov	192	align 32
7319	pavelyakov	193	setInt0x40:
7321	pavelyakov	194
7322	pavelyakov	195	; !!! kernel security !!!
7320	pavelyakov	196	and ebx, 0FFh
7319	pavelyakov	197	mov eax, dword [servetable2 + ebx * 4]
7321	pavelyakov	198	; cmp eax, undefined_syscall
		199	; jne errorSet0x40
7322	pavelyakov	200	; -----------------------
7321	pavelyakov	201
7319	pavelyakov	202	pushad
		203	add edx, 16
		204	stdcall kernel_alloc, edx
7320	pavelyakov	205	push eax
		206	pop dword[tempPointerAlloc]
7319	pavelyakov	207	popad
7321	pavelyakov	208
		209
7319	pavelyakov	210	push ebx
7320	pavelyakov	211	push dword[tempPointerAlloc]
		212	pop eax
7319	pavelyakov	213	mov ebx, eax
		214	add eax, edx
7321	pavelyakov	215
7320	pavelyakov	216	push 0
		217	pop dword[hashDataFunction1]
		218	push 1
		219	pop dword[hashDataFunction2]
7321	pavelyakov	220
7319	pavelyakov	221	loopCopyMemory:
7320	pavelyakov	222	xor edx, edx
7321	pavelyakov	223
7320	pavelyakov	224	mov dl, byte[ecx]
		225	mov byte[ebx], dl
7321	pavelyakov	226
7322	pavelyakov	227	; hash security function
		228	; add dword[hashDataFunction1], edx
		229	; mov edx, dword[hashDataFunction1]
		230	; add dword[hashDataFunction2], edx
		231	; -----------------------------
7321	pavelyakov	232
7319	pavelyakov	233	inc ebx
		234	inc ecx
		235	cmp ebx, eax
		236	jne loopCopyMemory
7321	pavelyakov	237
7319	pavelyakov	238	pop ebx
7321	pavelyakov	239
7322	pavelyakov	240	; check hash security data
		241	; cmp edi, dword[hashDataFunction1]
		242	; jne errorSet0x40
		243	; cmp esi, dword[hashDataFunction2]
		244	; jne errorSet0x40
		245	; -------------------------------
7321	pavelyakov	246
7319	pavelyakov	247	mov eax, dword[tempPointerAlloc]
		248	mov dword [servetable2 + ebx * 4], eax
		249	jmp successSet0x40
7321	pavelyakov	250
7319	pavelyakov	251	errorSet0x40:
		252	xor eax, eax
7321	pavelyakov	253
7319	pavelyakov	254	successSet0x40:
		255	ret
7321	pavelyakov	256
7319	pavelyakov	257	tempPointerAlloc dd ?
7321	pavelyakov	258	;hashDataFunction1 dd ?
		259	;hashDataFunction2 dd ?
7319	pavelyakov	260	;-------------------

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(root)/kernel/trunk/core/syscall.inc – Rev 7322