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1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
2 | ;; ;; |
3 | ;; SYSTEM CALL ENTRY ;; |
3 | ;; SYSTEM CALL ENTRY ;; |
4 | ;; ;; |
4 | ;; ;; |
5 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
5 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
6 | 6 | ||
7 | align 32 |
7 | align 32 |
8 | i40: |
8 | i40: |
9 | push ds es |
9 | push ds es |
10 | pushad |
10 | pushad |
11 | cld |
11 | cld |
12 | 12 | ||
13 | mov ax,word os_data |
13 | mov ax,word os_data |
14 | mov ds,ax |
14 | mov ds,ax |
15 | mov es,ax |
15 | mov es,ax |
16 | - | ||
17 | ; for syscall trace function |
- | |
18 | call save_registers |
- | |
19 | 16 | ||
20 | ; load all registers in crossed order |
17 | ; load all registers in crossed order |
21 | mov edi,[esp+28] ; eax |
18 | mov eax, ebx |
22 | mov eax,[esp+16] ; ebx |
19 | mov ebx, ecx |
23 | mov ebx,[esp+24] ; ecx |
20 | mov ecx, edx |
24 | mov ecx,[esp+20] ; edx |
21 | mov edx, esi |
25 | mov edx,[esp+4] ; esi |
22 | mov esi, edi |
26 | mov esi,[esp+0] ; edi |
23 | mov edi, [esp+28] |
27 | 24 | ||
28 | ; enable interupts - a task switch or an IRQ _CAN_ interrupt i40 handler |
25 | ; enable interupts - a task switch or an IRQ _CAN_ interrupt i40 handler |
29 | sti |
26 | sti |
30 | push eax |
27 | push eax |
31 | and edi,0xff |
28 | and edi,0xff |
32 | call dword [servetable+edi*4] |
29 | call dword [servetable+edi*4] |
33 | pop eax |
30 | pop eax |
34 | cli |
31 | ; cli |
35 | 32 | ||
36 | popad |
33 | popad |
37 | pop es ds |
34 | pop es ds |
38 | iretd |
35 | iretd |
39 | 36 | ||
40 | align 4 |
- | |
41 | save_registers: |
37 | |
42 | mov esi, [0x3010] |
38 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
43 | mov eax, [esi+TASKDATA.pid] ; load PID |
- | |
44 | lea esi, [esp+4] |
39 | ;; ;; |
45 | inc [save_syscall_count] |
40 | ;; SYSENTER ENTRY ;; |
46 | mov edi,[save_syscall_count] |
- | |
47 | and edi,0xF |
- | |
48 | shl edi,6 |
41 | ;; ;; |
49 | add edi,save_syscall_data+32 |
- | |
50 | mov [edi-32],eax |
- | |
51 | mov ecx,32 / 4 |
- | |
52 | cld |
- | |
53 | rep movsd |
- | |
54 | ret |
42 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
55 | 43 | ||
- | 44 | uglobal |
|
56 | uglobal |
45 | times 100 db ? |
- | 46 | sysenter_stack: |
|
- | 47 | endg |
|
- | 48 | ||
- | 49 | align 32 |
|
- | 50 | SYSENTER_VAR equ 0 |
|
- | 51 | sysenter_entry: |
|
- | 52 | ; Íàñòðàèâàåì ñòåê |
|
- | 53 | cli |
|
- | 54 | push eax |
|
- | 55 | mov eax, [ss:CURRENT_TASK] |
|
- | 56 | shl eax, 8 |
|
- | 57 | mov eax, [ss:SLOT_BASE + eax + APPDATA.pl0_stack] |
|
- | 58 | lea esp, [ss:eax + RING0_STACK_SIZE] ; configure ESP |
|
- | 59 | mov eax, [ss:sysenter_stack - 4] ; eax - original eax, from app |
|
- | 60 | sti |
|
- | 61 | ;------------------ |
|
- | 62 | push ds es |
|
- | 63 | pushad |
|
- | 64 | cld |
|
- | 65 | ||
- | 66 | mov ax, word os_data |
|
- | 67 | mov ds, ax |
|
- | 68 | mov es, ax |
|
- | 69 | ||
- | 70 | mov eax, ebx |
|
- | 71 | mov ebx, ecx |
|
- | 72 | mov ecx, edx |
|
- | 73 | mov edx, esi |
|
- | 74 | mov esi, edi |
|
- | 75 | mov edi, [esp + 28] |
|
- | 76 | ||
- | 77 | push eax |
|
- | 78 | and edi, 0xff |
|
- | 79 | call dword [servetable + edi * 4] |
|
- | 80 | pop eax |
|
- | 81 | ||
- | 82 | popad |
|
- | 83 | pop es ds |
|
- | 84 | ;------------------ |
|
- | 85 | mov edx, [SYSENTER_VAR] ; eip |
|
- | 86 | mov ecx, [SYSENTER_VAR + 4] ; esp |
|
- | 87 | sysexit |
|
- | 88 | ||
- | 89 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
- | 90 | ;; ;; |
|
- | 91 | ;; SYSCALL ENTRY ;; |
|
- | 92 | ;; ;; |
|
- | 93 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
- | 94 | align 32 |
|
- | 95 | syscall_entry: |
|
57 | save_syscall_count dd 0x0 |
96 | cli |
- | 97 | xchg ecx, [esp] |
|
- | 98 | mov [SYSENTER_VAR + 4], esp |
|
- | 99 | mov [ss:sysenter_stack - 4], eax |
|
- | 100 | mov eax, [ss:CURRENT_TASK] |
|
- | 101 | shl eax, 8 |
|
- | 102 | mov eax, [ss:SLOT_BASE + eax + APPDATA.pl0_stack] |
|
- | 103 | lea esp, [ss:eax + RING0_STACK_SIZE] ; configure ESP |
|
- | 104 | mov eax, [ss:sysenter_stack - 4] ; eax - original eax, from app |
|
- | 105 | sti |
|
- | 106 | ;------------------ |
|
- | 107 | push ds es |
|
- | 108 | pushad |
|
- | 109 | cld |
|
- | 110 | ||
- | 111 | mov ax, word os_data |
|
- | 112 | mov ds, ax |
|
- | 113 | mov es, ax |
|
- | 114 | ||
- | 115 | mov eax, ebx |
|
- | 116 | mov ebx, ecx |
|
- | 117 | mov ecx, edx |
|
- | 118 | mov edx, esi |
|
- | 119 | mov esi, edi |
|
- | 120 | mov edi, [esp + 28] |
|
- | 121 | ||
- | 122 | push eax |
|
- | 123 | and edi, 0xff |
|
- | 124 | call dword [servetable + edi * 4] |
|
- | 125 | pop eax |
|
- | 126 | ||
- | 127 | popad |
|
58 | endg |
128 | pop es ds |
59 | 129 | ;------------------ |
|
60 | label save_syscall_data dword at 0x5000 |
130 | mov esp, [SYSENTER_VAR + 4] |
61 | 131 | xchg ecx, [esp] |
|
62 | 132 | sysret |
|
63 | iglobal |
133 | iglobal |
64 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
134 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
65 | ;; SYSTEM FUNCTIONS TABLE ;; |
135 | ;; SYSTEM FUNCTIONS TABLE ;; |
66 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
136 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
67 | 137 | ||
68 | align 4 |
138 | align 4 |
69 | servetable: |
139 | servetable: |
70 | 140 | ||
71 | dd sys_drawwindow ; 0-DrawWindow |
141 | dd sys_drawwindow ; 0-DrawWindow |
72 | dd syscall_setpixel ; 1-SetPixel |
142 | dd syscall_setpixel ; 1-SetPixel |
73 | dd sys_getkey ; 2-GetKey |
143 | dd sys_getkey ; 2-GetKey |
74 | dd sys_clock ; 3-GetTime |
144 | dd sys_clock ; 3-GetTime |
75 | dd syscall_writetext ; 4-WriteText |
145 | dd syscall_writetext ; 4-WriteText |
76 | dd delay_hs ; 5-DelayHs |
146 | dd delay_hs ; 5-DelayHs |
77 | dd syscall_openramdiskfile ; 6-OpenRamdiskFile |
147 | dd syscall_openramdiskfile ; 6-OpenRamdiskFile |
78 | dd syscall_putimage ; 7-PutImage |
148 | dd syscall_putimage ; 7-PutImage |
79 | dd sys_button ; 8-DefineButton |
149 | dd sys_button ; 8-DefineButton |
80 | dd sys_cpuusage ; 9-GetProcessInfo |
150 | dd sys_cpuusage ; 9-GetProcessInfo |
81 | dd sys_waitforevent ; 10-WaitForEvent |
151 | dd sys_waitforevent ; 10-WaitForEvent |
82 | dd sys_getevent ; 11-CheckForEvent |
152 | dd sys_getevent ; 11-CheckForEvent |
83 | dd sys_redrawstat ; 12-BeginDraw and EndDraw |
153 | dd sys_redrawstat ; 12-BeginDraw and EndDraw |
84 | dd syscall_drawrect ; 13-DrawRect |
154 | dd syscall_drawrect ; 13-DrawRect |
85 | dd syscall_getscreensize ; 14-GetScreenSize |
155 | dd syscall_getscreensize ; 14-GetScreenSize |
86 | dd sys_background ; 15-bgr |
156 | dd sys_background ; 15-bgr |
87 | dd sys_cachetodiskette ; 16-FlushFloppyCache |
157 | dd sys_cachetodiskette ; 16-FlushFloppyCache |
88 | dd sys_getbutton ; 17-GetButton |
158 | dd sys_getbutton ; 17-GetButton |
89 | dd sys_system ; 18-System Services |
159 | dd sys_system ; 18-System Services |
90 | dd syscall_startapp ; 19-StartApp |
160 | dd paleholder;undefined_syscall ; 19-reserved |
91 | dd sys_midi ; 20-ResetMidi and OutputMidi |
161 | dd sys_midi ; 20-ResetMidi and OutputMidi |
92 | dd sys_setup ; 21-SetMidiBase,SetKeymap,SetShiftKeymap,. |
162 | dd sys_setup ; 21-SetMidiBase,SetKeymap,SetShiftKeymap,. |
93 | dd sys_settime ; 22-setting date,time,clock and alarm-clock |
163 | dd sys_settime ; 22-setting date,time,clock and alarm-clock |
94 | dd sys_wait_event_timeout ; 23-TimeOutWaitForEvent |
164 | dd sys_wait_event_timeout ; 23-TimeOutWaitForEvent |
95 | dd syscall_cdaudio ; 24-PlayCdTrack,StopCd and GetCdPlaylist |
165 | dd syscall_cdaudio ; 24-PlayCdTrack,StopCd and GetCdPlaylist |
96 | dd sys_sb16 ; 25-SetSb16 |
166 | dd sys_sb16 ; 25-SetSb16 |
97 | dd sys_getsetup ; 26-GetMidiBase,GetKeymap,GetShiftKeymap,. |
167 | dd sys_getsetup ; 26-GetMidiBase,GetKeymap,GetShiftKeymap,. |
98 | dd sys_wss ; 27-SetWssMainVol and SetWssCdVol |
168 | dd undefined_syscall ; 27-reserved |
99 | dd sys_sb16II ; 28-SetSb16 |
169 | dd sys_sb16II ; 28-SetSb16 |
100 | dd sys_date ; 29-GetDate |
170 | dd sys_date ; 29-GetDate |
101 | ; dd syscall_readhd ; 30-ReadHd - obsolete |
- | |
102 | dd undefined_syscall ; 30-reserved |
171 | dd undefined_syscall ; 30-reserved |
103 | ; dd syscall_starthdapp ; 31-StartHdApp - obsolete |
- | |
104 | dd undefined_syscall ; 31-reserved |
172 | dd undefined_syscall ; 31-reserved |
105 | dd syscall_delramdiskfile ; 32-DelRamdiskFile |
173 | dd syscall_delramdiskfile ; 32-DelRamdiskFile |
106 | dd syscall_writeramdiskfile; 33-WriteRamdiskFile |
174 | dd syscall_writeramdiskfile; 33-WriteRamdiskFile |
107 | ; dd read_floppy_file ; 34-ReadFloppyDrive - obsolete |
- | |
108 | dd undefined_syscall ; 34-reserved |
175 | dd undefined_syscall ; 34-reserved |
109 | dd syscall_getpixel ; 35-GetPixel |
176 | dd syscall_getpixel ; 35-GetPixel |
110 | dd syscall_readstring ; 36-ReadString (not yet ready) |
177 | dd syscall_readstring ; 36-ReadString (not yet ready) |
111 | dd readmousepos ; 37-GetMousePosition_ScreenRelative,. |
178 | dd readmousepos ; 37-GetMousePosition_ScreenRelative,. |
112 | dd syscall_drawline ; 38-DrawLine |
179 | dd syscall_drawline ; 38-DrawLine |
113 | dd sys_getbackground ; 39-GetBackgroundSize,ReadBgrData,. |
180 | dd sys_getbackground ; 39-GetBackgroundSize,ReadBgrData,. |
114 | dd set_app_param ; 40-WantEvents |
181 | dd set_app_param ; 40-WantEvents |
115 | dd syscall_getirqowner ; 41-GetIrqOwner |
182 | dd syscall_getirqowner ; 41-GetIrqOwner |
116 | dd get_irq_data ; 42-ReadIrqData |
183 | dd get_irq_data ; 42-ReadIrqData |
117 | dd sys_outport ; 43-SendDeviceData |
184 | dd sys_outport ; 43-SendDeviceData |
118 | dd sys_programirq ; 44-ProgramIrqs |
185 | dd sys_programirq ; 44-ProgramIrqs |
119 | dd reserve_free_irq ; 45-ReserveIrq and FreeIrq |
186 | dd reserve_free_irq ; 45-ReserveIrq and FreeIrq |
120 | dd syscall_reserveportarea ; 46-ReservePortArea and FreePortArea |
187 | dd syscall_reserveportarea ; 46-ReservePortArea and FreePortArea |
121 | dd display_number ; 47-WriteNum |
188 | dd display_number ; 47-WriteNum |
122 | dd display_settings ; 48-SetRedrawType and SetButtonType |
189 | dd display_settings ; 48-SetRedrawType and SetButtonType |
123 | dd sys_apm ; 49-Advanced Power Management (APM) |
190 | dd sys_apm ; 49-Advanced Power Management (APM) |
124 | dd random_shaped_window ; 50-Window shape & scale |
191 | dd random_shaped_window ; 50-Window shape & scale |
125 | dd syscall_threads ; 51-Threads |
192 | dd syscall_threads ; 51-Threads |
126 | dd stack_driver_stat ; 52-Stack driver status |
193 | dd stack_driver_stat ; 52-Stack driver status |
127 | dd socket ; 53-Socket interface |
194 | dd socket ; 53-Socket interface |
128 | dd user_events ; 54-User events |
195 | dd user_events ; 54-User events |
129 | dd sound_interface ; 55-Sound interface |
196 | dd sound_interface ; 55-Sound interface |
130 | dd write_to_hd ; 56-Write a file to hd |
197 | dd undefined_syscall ; 56-reserved |
131 | ; dd delete_from_hd ; 57-Delete a file from hd - obsolete |
- | |
132 | dd undefined_syscall ; 57-reserved |
198 | dd undefined_syscall ; 57-reserved |
133 | dd file_system ; 58-Common file system interface |
199 | dd file_system ; 58-Common file system interface |
134 | dd sys_trace ; 59-System call trace |
200 | dd undefined_syscall ; 59-reserved |
135 | dd new_sys_ipc ; 60-Inter Process Communication |
201 | dd sys_IPC ; 60-Inter Process Communication |
136 | dd sys_gs ; 61-Direct graphics access |
202 | dd sys_gs ; 61-Direct graphics access |
137 | dd sys_pci ; 62-PCI functions |
203 | dd sys_pci ; 62-PCI functions |
138 | dd sys_msg_board ; 63-System message board |
204 | dd sys_msg_board ; 63-System message board |
139 | dd sys_resize_app_memory ; 64-Resize application memory usage |
205 | dd sys_resize_app_memory ; 64-Resize application memory usage |
140 | dd undefined_syscall ; 65-UTF |
206 | dd syscall_putimage_palette; 65-PutImagePalette |
141 | dd sys_process_def ; 66-Process definitions - keyboard |
207 | dd sys_process_def ; 66-Process definitions - keyboard |
142 | dd sys_window_move ; 67-Window move or resize |
208 | dd sys_window_move ; 67-Window move or resize |
143 | dd sys_internal_services ; 68-Some internal services |
209 | dd new_services ; 68-Some internal services |
144 | dd sys_debug_services ; 69-Debug |
210 | dd sys_debug_services ; 69-Debug |
145 | dd file_system_lfn ; 70-Common file system interface, version 2 |
211 | dd file_system_lfn ; 70-Common file system interface, version 2 |
146 | dd syscall_windowsettings ; 71-Window settings |
212 | dd syscall_windowsettings ; 71-Window settings |
147 | 213 | ||
148 | times 255 - ( ($-servetable) /4 ) dd undefined_syscall |
214 | times 255 - ( ($-servetable) /4 ) dd undefined_syscall |
149 | 215 | ||
150 | dd sys_end ; -1-end application |
216 | dd sys_end ; -1-end application |
151 | endg |
217 | endg |