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1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
2 | ;; ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2016. All rights reserved. ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2016. 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 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
7 | 7 | ||
8 | $Revision: 8093 $ |
8 | $Revision: 8592 $ |
9 | 9 | ||
10 | 10 | ||
11 | GREEDY_KERNEL = 0 |
11 | GREEDY_KERNEL = 0 |
12 | 12 | ||
13 | struct APP_HEADER_00_ |
13 | struct APP_HEADER_00_ |
14 | banner dq ? |
14 | banner dq ? |
15 | version dd ? ;+8 |
15 | version dd ? ;+8 |
16 | start dd ? ;+12 |
16 | start dd ? ;+12 |
17 | i_end dd ? ;+16 |
17 | i_end dd ? ;+16 |
18 | mem_size dd ? ;+20 |
18 | mem_size dd ? ;+20 |
19 | i_param dd ? ;+24 |
19 | i_param dd ? ;+24 |
20 | ends |
20 | ends |
21 | 21 | ||
22 | struct APP_HEADER_01_ |
22 | struct APP_HEADER_01_ |
23 | banner dq ? |
23 | banner dq ? |
24 | version dd ? ;+8 |
24 | version dd ? ;+8 |
25 | start dd ? ;+12 |
25 | start dd ? ;+12 |
26 | i_end dd ? ;+16 |
26 | i_end dd ? ;+16 |
27 | mem_size dd ? ;+20 |
27 | mem_size dd ? ;+20 |
28 | stack_top dd ? ;+24 |
28 | stack_top dd ? ;+24 |
29 | i_param dd ? ;+28 |
29 | i_param dd ? ;+28 |
30 | i_icon dd ? ;+32 |
30 | i_icon dd ? ;+32 |
31 | ends |
31 | ends |
32 | 32 | ||
33 | struct APP_HDR |
33 | struct APP_HDR |
34 | cmdline rd 1 ;0x00 |
34 | cmdline rd 1 ;0x00 |
35 | path rd 1 ;0x04 |
35 | path rd 1 ;0x04 |
36 | eip rd 1 ;0x08 |
36 | eip rd 1 ;0x08 |
37 | esp rd 1 ;0x0C |
37 | esp rd 1 ;0x0C |
38 | _edata rd 1 ;0x10 |
38 | _edata rd 1 ;0x10 |
39 | _emem rd 1 ;0x14 |
39 | _emem rd 1 ;0x14 |
40 | img_base rd 1 ;0x18 |
40 | img_base rd 1 ;0x18 |
41 | img_size rd 1 |
41 | img_size rd 1 |
42 | filename_size rd 1 |
42 | filename_size rd 1 |
43 | cmdline_size rd 1 |
43 | cmdline_size rd 1 |
44 | path_string rd 1 |
44 | path_string rd 1 |
45 | ends |
45 | ends |
46 | 46 | ||
47 | macro _clear_ op |
47 | macro _clear_ op |
48 | { mov ecx, op/4 |
48 | { mov ecx, op/4 |
49 | xor eax, eax |
49 | xor eax, eax |
50 | cld |
50 | cld |
51 | rep stosd |
51 | rep stosd |
52 | } |
52 | } |
53 | 53 | ||
54 | align 4 |
54 | align 4 |
55 | _strnlen: |
55 | _strnlen: |
56 | mov edx, ecx |
56 | mov edx, ecx |
57 | xor eax, eax |
57 | xor eax, eax |
58 | repne scasb |
58 | repne scasb |
59 | jne @F |
59 | jne @F |
60 | inc ecx |
60 | inc ecx |
61 | @@: |
61 | @@: |
62 | mov eax, edx |
62 | mov eax, edx |
63 | sub eax, ecx |
63 | sub eax, ecx |
64 | retn |
64 | retn |
65 | 65 | ||
66 | fs_execute_from_sysdir: |
66 | fs_execute_from_sysdir: |
67 | xor ebx, ebx |
67 | xor ebx, ebx |
68 | fs_execute_from_sysdir_param: |
68 | fs_execute_from_sysdir_param: |
69 | stdcall kernel_alloc, maxPathLength |
69 | stdcall kernel_alloc, maxPathLength |
70 | push eax ebx |
70 | push eax ebx |
71 | mov esi, ebp |
71 | mov esi, ebp |
72 | mov edi, eax |
72 | mov edi, eax |
73 | xor eax, eax |
73 | xor eax, eax |
74 | call getFullPath |
74 | call getFullPath |
75 | pop ecx ebx |
75 | pop ecx ebx |
76 | xor edx, edx |
76 | xor edx, edx |
77 | proc fs_execute |
77 | proc fs_execute |
78 | ; edx = flags |
78 | ; edx = flags |
79 | ; ecx -> cmdline |
79 | ; ecx -> cmdline |
80 | ; ebx -> absolute file path |
80 | ; ebx -> absolute file path |
81 | ; eax = string length |
81 | ; eax = string length |
82 | locals |
82 | locals |
83 | cmdline rd 1 |
83 | cmdline rd 1 |
84 | flags rd 1 |
84 | flags rd 1 |
85 | slot rd 1 |
85 | slot rd 1 ; number of new thread slot |
86 | slot_base rd 1 |
86 | slot_base rd 1 ; base address of it |
87 | ; app header data |
87 | ; app header data |
88 | hdr_cmdline rd 1 |
88 | hdr_cmdline rd 1 |
89 | hdr_path rd 1 |
89 | hdr_path rd 1 |
90 | hdr_eip rd 1 |
90 | hdr_eip rd 1 |
91 | hdr_esp rd 1 |
91 | hdr_esp rd 1 |
92 | hdr_edata rd 1 |
92 | hdr_edata rd 1 |
93 | hdr_emem rd 1 |
93 | hdr_emem rd 1 |
94 | file_base rd 1 |
94 | file_base rd 1 |
95 | file_size rd 1 |
95 | file_size rd 1 |
96 | filename_size rd 1 |
96 | filename_size rd 1 |
97 | cmdline_size rd 1 |
97 | cmdline_size rd 1 |
98 | path_string rd 1 |
98 | path_string rd 1 |
99 | endl |
99 | endl |
100 | 100 | ||
101 | mov [flags], edx |
101 | mov [flags], edx |
102 | mov [cmdline], ecx |
102 | mov [cmdline], ecx |
103 | mov [path_string], ebx |
103 | mov [path_string], ebx |
104 | mov [filename_size], eax |
104 | mov [filename_size], eax |
105 | mov esi, -ERROR_FILE_NOT_FOUND |
105 | mov esi, -ERROR_FILE_NOT_FOUND |
106 | test eax, eax |
106 | test eax, eax |
107 | jz .err_file |
107 | jz .err_file |
108 | stdcall load_file, ebx |
108 | stdcall load_file, ebx |
109 | test eax, eax |
109 | test eax, eax |
110 | jz .err_file |
110 | jz .err_file |
111 | 111 | ||
112 | mov [file_base], eax |
112 | mov [file_base], eax |
113 | mov [file_size], ebx |
113 | mov [file_size], ebx |
114 | lea ebx, [hdr_cmdline] |
114 | lea ebx, [hdr_cmdline] |
115 | call test_app_header |
115 | call test_app_header ; fill our app header data locals with values from given application header (if its correct) |
116 | mov esi, -0x1F |
116 | mov esi, -0x1F |
117 | test eax, eax |
117 | test eax, eax |
118 | jz .err_hdr |
118 | jz .err_hdr |
119 | 119 | ||
120 | call lock_application_table |
120 | call lock_application_table |
121 | call alloc_thread_slot |
121 | call alloc_thread_slot ; create a slot for new thread |
122 | mov esi, -0x20 ; too many processes |
122 | mov esi, -0x20 ; too many processes |
123 | test eax, eax |
123 | test eax, eax |
124 | jz .err_0 |
124 | jz .err_0 |
125 | 125 | ||
126 | mov [slot], eax |
126 | mov [slot], eax |
127 | shl eax, 8 |
127 | shl eax, 8 |
128 | lea edi, [SLOT_BASE+eax] |
128 | lea edi, [SLOT_BASE+eax] |
129 | mov [slot_base], edi |
129 | mov [slot_base], edi |
130 | ; clean extended information about process |
130 | ; clean extended information about process |
131 | mov ecx, sizeof.APPDATA/4 |
131 | mov ecx, sizeof.APPDATA/4 |
132 | xor eax, eax |
132 | xor eax, eax |
133 | cld |
133 | cld |
134 | rep stosd |
134 | rep stosd |
135 | ; write application name |
135 | ; write application name ( APPDATA.appname ) |
136 | stdcall strrchr, [path_string], '/' |
136 | stdcall strrchr, [path_string], '/' |
137 | lea esi, [eax+1] ; -> name without path |
137 | lea esi, [eax+1] ; -> name without path |
138 | mov ecx, 11 |
138 | mov ecx, 11 |
139 | mov edi, [slot_base] |
139 | mov edi, [slot_base] |
140 | @@: |
140 | @@: |
141 | call utf8to16 |
141 | call utf8to16 |
142 | call uni2ansi_char |
142 | call uni2ansi_char |
143 | cmp al, '.' |
143 | cmp al, '.' |
144 | jz @f |
144 | jz @f |
145 | test al, al |
145 | test al, al |
146 | jz @f |
146 | jz @f |
147 | stosb |
147 | stosb |
148 | loop @b |
148 | loop @b |
149 | @@: |
149 | @@: |
150 | mov edi, [cmdline] |
150 | mov edi, [cmdline] |
151 | xor eax, eax |
151 | xor eax, eax |
152 | test edi, edi |
152 | test edi, edi |
153 | jz @f |
153 | jz @f |
154 | mov ecx, 65535 |
154 | mov ecx, 65535 |
155 | call _strnlen |
155 | call _strnlen |
156 | cmp eax, 256 |
156 | cmp eax, 256 |
157 | jb @f |
157 | jb @f |
- | 158 | ; if cmdline length >= 256 then increase needed memory size by this length |
|
158 | lea ebx, [eax+1] |
159 | lea ebx, [eax+1] |
159 | add [hdr_emem], ebx |
160 | add [hdr_emem], ebx |
160 | @@: |
161 | @@: |
161 | mov [cmdline_size], eax |
162 | mov [cmdline_size], eax |
162 | stdcall create_process, [hdr_emem] |
163 | stdcall create_process, [hdr_emem] ; create a new process |
163 | mov esi, -30 ; no memory |
164 | mov esi, -30 ; no memory |
164 | test eax, eax |
165 | test eax, eax |
165 | jz .err_hdr |
166 | jz .err_hdr |
- | 167 | ||
166 | 168 | ; add new process to the list |
|
167 | mov ebx, [sys_proc+LHEAD.prev] |
169 | mov ebx, [sys_proc+LHEAD.prev] |
- | 170 | __list_add eax, ebx, sys_proc |
|
168 | __list_add eax, ebx, sys_proc |
171 | ; fill the structure fields: |
169 | mov ebx, [hdr_emem] |
172 | mov ebx, [hdr_emem] |
- | 173 | mov [eax+PROC.mem_used], ebx |
|
- | 174 | ||
170 | mov [eax+PROC.mem_used], ebx |
175 | ; write that main thread of app belongs to new process |
171 | mov ebx, [slot_base] |
176 | mov ebx, [slot_base] |
- | 177 | mov [ebx+APPDATA.process], eax |
|
- | 178 | ||
172 | mov [ebx+APPDATA.process], eax |
179 | ; initialize the thread list of process: at this moment it consists only of one main thread |
173 | lea edx, [ebx+APPDATA.list] |
180 | lea edx, [ebx+APPDATA.list] |
174 | lea ecx, [eax+PROC.thr_list] |
181 | lea ecx, [eax+PROC.thr_list] |
175 | list_add_tail edx, ecx |
182 | list_add_tail edx, ecx |
- | 183 | ||
- | 184 | ; allocate space and copy app header data locals and cmdline string there, put pointer to exec_params of new thread |
|
176 | mov eax, [cmdline_size] |
185 | mov eax, [cmdline_size] |
177 | add eax, sizeof.APP_HDR |
186 | add eax, sizeof.APP_HDR |
178 | stdcall kernel_alloc, eax |
187 | stdcall kernel_alloc, eax |
179 | mov [ebx+APPDATA.exec_params], eax |
188 | mov [ebx+APPDATA.exec_params], eax |
180 | mov edi, eax |
189 | mov edi, eax |
181 | lea esi, [hdr_cmdline] |
190 | lea esi, [hdr_cmdline] |
182 | mov ecx, sizeof.APP_HDR/4 |
191 | mov ecx, sizeof.APP_HDR/4 |
183 | rep movsd |
192 | rep movsd |
184 | mov ecx, [cmdline_size] |
193 | mov ecx, [cmdline_size] |
185 | mov esi, [cmdline] |
194 | mov esi, [cmdline] |
186 | rep movsb |
195 | rep movsb |
- | 196 | ; set other parameters of application |
|
187 | lea eax, [hdr_cmdline] |
197 | lea eax, [hdr_cmdline] |
188 | stdcall set_app_params , [slot], eax, [flags] |
198 | stdcall set_app_params , [slot], eax, [flags] |
189 | mov eax, [process_number] ;set result |
199 | mov eax, [process_number] ; return process number |
190 | call unlock_application_table |
200 | call unlock_application_table |
191 | ret |
201 | ret |
192 | 202 | ||
193 | .err_0: |
203 | .err_0: |
194 | call unlock_application_table |
204 | call unlock_application_table |
195 | .err_hdr: |
205 | .err_hdr: |
196 | stdcall kernel_free, [file_base] |
206 | stdcall kernel_free, [file_base] |
197 | .err_file: |
207 | .err_file: |
198 | stdcall kernel_free, [path_string] |
208 | stdcall kernel_free, [path_string] |
199 | mov eax, esi |
209 | mov eax, esi |
200 | ret |
210 | ret |
201 | endp |
211 | endp |
202 | 212 | ||
203 | align 4 |
213 | align 4 |
204 | test_app_header: |
214 | test_app_header: |
205 | virtual at eax |
215 | virtual at eax |
206 | APP_HEADER_00 APP_HEADER_00_ |
216 | APP_HEADER_00 APP_HEADER_00_ |
207 | end virtual |
217 | end virtual |
208 | virtual at eax |
218 | virtual at eax |
209 | APP_HEADER_01 APP_HEADER_01_ |
219 | APP_HEADER_01 APP_HEADER_01_ |
210 | end virtual |
220 | end virtual |
211 | 221 | ||
212 | cmp dword [eax], 'MENU' |
222 | cmp dword [eax], 'MENU' |
213 | jne .fail |
223 | jne .fail |
214 | cmp word [eax+4], 'ET' |
224 | cmp word [eax+4], 'ET' |
215 | jne .fail |
225 | jne .fail |
216 | 226 | ||
217 | cmp [eax+6], word '00' |
227 | cmp [eax+6], word '00' |
218 | jne .check_01_header |
228 | jne .check_01_header |
219 | 229 | ||
220 | mov ecx, [APP_HEADER_00.start] |
230 | mov ecx, [APP_HEADER_00.start] |
221 | mov [ebx+APP_HDR.eip], ecx |
231 | mov [ebx+APP_HDR.eip], ecx |
222 | mov edx, [APP_HEADER_00.mem_size] |
232 | mov edx, [APP_HEADER_00.mem_size] |
223 | mov [ebx+APP_HDR._emem], edx |
233 | mov [ebx+APP_HDR._emem], edx |
224 | shr edx, 1 |
234 | shr edx, 1 |
225 | sub edx, 0x10 |
235 | sub edx, 0x10 |
226 | mov [ebx+APP_HDR.esp], edx |
236 | mov [ebx+APP_HDR.esp], edx |
227 | mov ecx, [APP_HEADER_00.i_param] |
237 | mov ecx, [APP_HEADER_00.i_param] |
228 | mov [ebx+APP_HDR.cmdline], ecx |
238 | mov [ebx+APP_HDR.cmdline], ecx |
229 | mov [ebx+APP_HDR.path], 0 |
239 | mov [ebx+APP_HDR.path], 0 |
230 | mov edx, [APP_HEADER_00.i_end] |
240 | mov edx, [APP_HEADER_00.i_end] |
231 | mov [ebx+APP_HDR._edata], edx |
241 | mov [ebx+APP_HDR._edata], edx |
232 | ret |
242 | ret |
233 | 243 | ||
234 | .check_01_header: |
244 | .check_01_header: |
235 | 245 | ||
236 | cmp [eax+6], word '01' |
246 | cmp [eax+6], word '01' |
237 | je @f |
247 | je @f |
238 | cmp [eax+6], word '02' |
248 | cmp [eax+6], word '02' |
239 | jne .fail |
249 | jne .fail |
240 | @@: |
250 | @@: |
241 | mov ecx, [APP_HEADER_01.start] |
251 | mov ecx, [APP_HEADER_01.start] |
242 | mov [ebx+0x08], ecx |
252 | mov [ebx+0x08], ecx |
243 | mov edx, [APP_HEADER_01.mem_size] |
253 | mov edx, [APP_HEADER_01.mem_size] |
244 | 254 | ||
245 | ; \begin{diamond}[20.08.2006] |
255 | ; \begin{diamond}[20.08.2006] |
246 | ; sanity check (functions 19,58 load app_i_end bytes and that must |
256 | ; sanity check (functions 19,58 load app_i_end bytes and that must |
247 | ; fit in allocated memory to prevent kernel faults) |
257 | ; fit in allocated memory to prevent kernel faults) |
248 | cmp edx, [APP_HEADER_01.i_end] |
258 | cmp edx, [APP_HEADER_01.i_end] |
249 | jb .fail |
259 | jb .fail |
250 | ; \end{diamond}[20.08.2006] |
260 | ; \end{diamond}[20.08.2006] |
251 | 261 | ||
252 | mov [ebx+APP_HDR._emem], edx |
262 | mov [ebx+APP_HDR._emem], edx |
253 | mov ecx, [APP_HEADER_01.stack_top] |
263 | mov ecx, [APP_HEADER_01.stack_top] |
254 | mov [ebx+APP_HDR.esp], ecx |
264 | mov [ebx+APP_HDR.esp], ecx |
255 | mov edx, [APP_HEADER_01.i_param] |
265 | mov edx, [APP_HEADER_01.i_param] |
256 | mov [ebx+APP_HDR.cmdline], edx |
266 | mov [ebx+APP_HDR.cmdline], edx |
257 | mov ecx, [APP_HEADER_01.i_icon] |
267 | mov ecx, [APP_HEADER_01.i_icon] |
258 | mov [ebx+APP_HDR.path], ecx |
268 | mov [ebx+APP_HDR.path], ecx |
259 | mov edx, [APP_HEADER_01.i_end] |
269 | mov edx, [APP_HEADER_01.i_end] |
260 | mov [ebx+APP_HDR._edata], edx |
270 | mov [ebx+APP_HDR._edata], edx |
261 | ret |
271 | ret |
262 | .fail: |
272 | .fail: |
263 | xor eax, eax |
273 | xor eax, eax |
264 | ret |
274 | ret |
265 | 275 | ||
266 | align 4 |
276 | align 4 |
267 | alloc_thread_slot: |
277 | alloc_thread_slot: |
268 | ;input: |
278 | ;input: |
269 | ; none |
279 | ; none |
270 | ;result: |
280 | ;result: |
271 | ; eax=[new_thread_slot]<>0 - ok |
281 | ; eax=[new_thread_slot]<>0 - ok |
272 | ; 0 - failed. |
282 | ; 0 - failed. |
273 | ;This function find least empty slot. |
283 | ;This function find least empty slot. |
274 | ;It doesn't increase [TASK_COUNT]! |
284 | ;It doesn't increase [TASK_COUNT]! |
275 | 285 | ||
276 | 286 | ||
277 | mov edx, thr_slot_map |
287 | mov edx, thr_slot_map |
278 | pushfd |
288 | pushfd |
279 | cli |
289 | cli |
280 | .l1: |
290 | .l1: |
281 | bsf eax, [edx] |
291 | bsf eax, [edx] |
282 | jnz .found |
292 | jnz .found |
283 | add edx, 4 |
293 | add edx, 4 |
284 | cmp edx, thr_slot_map+32 |
294 | cmp edx, thr_slot_map+32 |
285 | jb .l1 |
295 | jb .l1 |
286 | 296 | ||
287 | popfd |
297 | popfd |
288 | xor eax, eax |
298 | xor eax, eax |
289 | ret |
299 | ret |
290 | .found: |
300 | .found: |
291 | btr [edx], eax |
301 | btr [edx], eax |
292 | sub edx, thr_slot_map |
302 | sub edx, thr_slot_map |
293 | lea eax, [eax+edx*8] |
303 | lea eax, [eax+edx*8] |
294 | popfd |
304 | popfd |
295 | ret |
305 | ret |
296 | 306 | ||
297 | align 4 |
307 | align 4 |
298 | proc create_process stdcall, app_size:dword |
308 | proc create_process stdcall, app_size:dword |
299 | locals |
309 | locals |
300 | process dd ? |
310 | process dd ? |
301 | app_tabs dd ? |
311 | app_tabs dd ? |
302 | endl |
312 | endl |
303 | 313 | ||
304 | push ebx |
314 | push ebx |
305 | push esi |
315 | push esi |
306 | push edi |
316 | push edi |
307 | 317 | ||
308 | xor eax, eax |
318 | xor eax, eax |
309 | mov [process], eax |
319 | mov [process], eax |
310 | 320 | ||
311 | mov eax, [app_size] |
321 | mov eax, [app_size] |
312 | add eax, 0x3FFFFF |
322 | add eax, 0x3FFFFF |
313 | shr eax, 22 |
323 | shr eax, 22 |
314 | mov [app_tabs], eax |
324 | mov [app_tabs], eax |
315 | 325 | ||
316 | stdcall kernel_alloc, 0x2000 |
326 | stdcall kernel_alloc, 0x2000 |
317 | test eax, eax |
327 | test eax, eax |
318 | jz .fail |
328 | jz .fail |
319 | mov [process], eax |
329 | mov [process], eax |
320 | 330 | ||
321 | lea edi, [eax+PROC.heap_lock] |
331 | lea edi, [eax+PROC.heap_lock] |
322 | mov ecx, (PROC.ht_free-PROC.heap_lock)/4 |
332 | mov ecx, (PROC.ht_free-PROC.heap_lock)/4 |
323 | 333 | ||
324 | list_init eax |
334 | list_init eax |
325 | add eax, PROC.thr_list |
335 | add eax, PROC.thr_list |
326 | list_init eax |
336 | list_init eax |
327 | 337 | ||
328 | xor eax, eax |
338 | xor eax, eax |
329 | cld |
339 | cld |
330 | rep stosd |
340 | rep stosd |
331 | 341 | ||
332 | mov [edi], dword (PROC.pdt_0 - PROC.htab)/4 - 3 |
342 | mov [edi], dword (PROC.pdt_0 - PROC.htab)/4 - 3 |
333 | mov [edi+4], dword 3 ;reserve handles for stdin stdout and stderr |
343 | mov [edi+4], dword 3 ;reserve handles for stdin stdout and stderr |
334 | mov ecx, (PROC.pdt_0 - PROC.htab)/4 |
344 | mov ecx, (PROC.pdt_0 - PROC.htab)/4 |
335 | add edi, 8 |
345 | add edi, 8 |
336 | inc eax |
346 | inc eax |
337 | @@: |
347 | @@: |
338 | stosd |
348 | stosd |
339 | inc eax |
349 | inc eax |
340 | cmp eax, ecx |
350 | cmp eax, ecx |
341 | jbe @B |
351 | jbe @B |
342 | 352 | ||
343 | mov eax, edi |
353 | mov eax, edi |
344 | call get_pg_addr |
354 | call get_pg_addr |
345 | mov [edi-4096+PROC.pdt_0_phys], eax |
355 | mov [edi-4096+PROC.pdt_0_phys], eax |
346 | 356 | ||
347 | mov ecx, (OS_BASE shr 20)/4 |
357 | mov ecx, (OS_BASE shr 20)/4 |
348 | xor eax, eax |
358 | xor eax, eax |
349 | rep stosd |
359 | rep stosd |
350 | 360 | ||
351 | mov ecx, (OS_BASE shr 20)/4 |
361 | mov ecx, (OS_BASE shr 20)/4 |
352 | mov esi, sys_proc+PROC.pdt_0+(OS_BASE shr 20) |
362 | mov esi, sys_proc+PROC.pdt_0+(OS_BASE shr 20) |
353 | rep movsd |
363 | rep movsd |
354 | 364 | ||
355 | mov eax, [edi-8192+PROC.pdt_0_phys] |
365 | mov eax, [edi-8192+PROC.pdt_0_phys] |
356 | or eax, PG_SWR |
366 | or eax, PG_SWR |
357 | mov [edi-4096+(page_tabs shr 20)], eax |
367 | mov [edi-4096+(page_tabs shr 20)], eax |
358 | 368 | ||
359 | lea edx, [edi-4096] |
369 | lea edx, [edi-4096] |
360 | mov esi, [app_tabs] |
370 | mov esi, [app_tabs] |
361 | 371 | ||
362 | .alloc_page_dir: |
372 | .alloc_page_dir: |
363 | call alloc_page |
373 | call alloc_page |
364 | test eax, eax |
374 | test eax, eax |
365 | jz .fail |
375 | jz .fail |
366 | or eax, PG_UWR |
376 | or eax, PG_UWR |
367 | mov [edx], eax |
377 | mov [edx], eax |
368 | 378 | ||
369 | mov edi, [tmp_task_ptab] |
379 | mov edi, [tmp_task_ptab] |
370 | stdcall map_page, edi, eax, PG_SWR |
380 | stdcall map_page, edi, eax, PG_SWR |
371 | mov ecx, 1024 |
381 | mov ecx, 1024 |
372 | xor eax, eax |
382 | xor eax, eax |
373 | rep stosd |
383 | rep stosd |
374 | 384 | ||
375 | add edx, 4 |
385 | add edx, 4 |
376 | dec esi |
386 | dec esi |
377 | jnz .alloc_page_dir |
387 | jnz .alloc_page_dir |
378 | 388 | ||
379 | stdcall map_page, [tmp_task_ptab], 0, PG_UNMAP |
389 | stdcall map_page, [tmp_task_ptab], 0, PG_UNMAP |
380 | mov eax, [process] |
390 | mov eax, [process] |
381 | 391 | ||
382 | pop edi |
392 | pop edi |
383 | pop esi |
393 | pop esi |
384 | pop ebx |
394 | pop ebx |
385 | ret |
395 | ret |
386 | .fail: |
396 | .fail: |
387 | mov ecx, [process] |
397 | mov ecx, [process] |
388 | jcxz @F |
398 | jcxz @F |
389 | 399 | ||
390 | call destroy_process |
400 | call destroy_process |
391 | @@: |
401 | @@: |
392 | xor eax, eax |
402 | xor eax, eax |
393 | pop edi |
403 | pop edi |
394 | pop esi |
404 | pop esi |
395 | pop ebx |
405 | pop ebx |
396 | ret |
406 | ret |
397 | endp |
407 | endp |
398 | 408 | ||
399 | align 4 |
409 | align 4 |
400 | proc destroy_page_table stdcall, pg_tab:dword |
410 | proc destroy_page_table stdcall, pg_tab:dword |
401 | 411 | ||
402 | push esi |
412 | push esi |
403 | 413 | ||
404 | mov esi, [pg_tab] |
414 | mov esi, [pg_tab] |
405 | mov ecx, 1024 |
415 | mov ecx, 1024 |
406 | .free: |
416 | .free: |
407 | mov eax, [esi] |
417 | mov eax, [esi] |
408 | test eax, 1 |
418 | test eax, 1 |
409 | jz .next |
419 | jz .next |
410 | test eax, 2 |
420 | test eax, 2 |
411 | jz .next |
421 | jz .next |
412 | test eax, 1 shl 9 |
422 | test eax, 1 shl 9 |
413 | jnz .next ;skip shared pages |
423 | jnz .next ;skip shared pages |
414 | call free_page |
424 | call free_page |
415 | .next: |
425 | .next: |
416 | add esi, 4 |
426 | add esi, 4 |
417 | dec ecx |
427 | dec ecx |
418 | jnz .free |
428 | jnz .free |
419 | pop esi |
429 | pop esi |
420 | ret |
430 | ret |
421 | endp |
431 | endp |
422 | 432 | ||
423 | align 4 |
433 | align 4 |
424 | destroy_process: ;fastcall ecx= ptr to process |
434 | destroy_process: ;fastcall ecx= ptr to process |
425 | 435 | ||
426 | lea eax, [ecx+PROC.thr_list] |
436 | lea eax, [ecx+PROC.thr_list] |
427 | cmp eax, [eax+LHEAD.next] |
437 | cmp eax, [eax+LHEAD.next] |
428 | jne .exit |
438 | jne .exit |
429 | 439 | ||
430 | align 4 |
440 | align 4 |
431 | .internal: |
441 | .internal: |
432 | push ecx |
442 | push ecx |
433 | 443 | ||
434 | mov esi, ecx |
444 | mov esi, ecx |
435 | list_del esi |
445 | list_del esi |
436 | 446 | ||
437 | mov esi, [esi+PROC.dlls_list_ptr] |
447 | mov esi, [esi+PROC.dlls_list_ptr] |
438 | call destroy_all_hdlls |
448 | call destroy_all_hdlls |
439 | 449 | ||
440 | mov esi, [esp] |
450 | mov esi, [esp] |
441 | add esi, PROC.pdt_0 |
451 | add esi, PROC.pdt_0 |
442 | mov edi, (0x80000000 shr 20)/4 |
452 | mov edi, (0x80000000 shr 20)/4 |
443 | .destroy: |
453 | .destroy: |
444 | mov eax, [esi] |
454 | mov eax, [esi] |
445 | test eax, 1 |
455 | test eax, 1 |
446 | jz .next |
456 | jz .next |
447 | and eax, not 0xFFF |
457 | and eax, not 0xFFF |
448 | stdcall map_page, [tmp_task_ptab], eax, PG_SWR |
458 | stdcall map_page, [tmp_task_ptab], eax, PG_SWR |
449 | stdcall destroy_page_table, [tmp_task_ptab] |
459 | stdcall destroy_page_table, [tmp_task_ptab] |
450 | mov eax, [esi] |
460 | mov eax, [esi] |
451 | call free_page |
461 | call free_page |
452 | .next: |
462 | .next: |
453 | add esi, 4 |
463 | add esi, 4 |
454 | dec edi |
464 | dec edi |
455 | jnz .destroy |
465 | jnz .destroy |
456 | 466 | ||
457 | call kernel_free ;ecx still in stack |
467 | call kernel_free ;ecx still in stack |
458 | stdcall map_page, [tmp_task_ptab], 0, PG_UNMAP |
468 | stdcall map_page, [tmp_task_ptab], 0, PG_UNMAP |
459 | .exit: |
469 | .exit: |
460 | ret |
470 | ret |
461 | 471 | ||
462 | align 4 |
472 | align 4 |
463 | get_pid: |
473 | get_pid: |
464 | mov eax, [TASK_BASE] |
474 | mov eax, [TASK_BASE] |
465 | mov eax, [eax+TASKDATA.pid] |
475 | mov eax, [eax+TASKDATA.pid] |
466 | ret |
476 | ret |
467 | 477 | ||
468 | pid_to_slot: |
478 | pid_to_slot: |
469 | ;Input: |
479 | ;Input: |
470 | ; eax - pid of process |
480 | ; eax - pid of process |
471 | ;Output: |
481 | ;Output: |
472 | ; eax - slot of process or 0 if process don't exists |
482 | ; eax - slot of process or 0 if process don't exists |
473 | ;Search process by PID. |
483 | ;Search process by PID. |
474 | push ebx |
484 | push ebx |
475 | push ecx |
485 | push ecx |
476 | mov ebx, [TASK_COUNT] |
486 | mov ebx, [TASK_COUNT] |
477 | shl ebx, 5 |
487 | shl ebx, 5 |
478 | mov ecx, 2*32 |
488 | mov ecx, 2*32 |
479 | 489 | ||
480 | .loop: |
490 | .loop: |
481 | ;ecx=offset of current process info entry |
491 | ;ecx=offset of current process info entry |
482 | ;ebx=maximum permitted offset |
492 | ;ebx=maximum permitted offset |
483 | cmp byte [CURRENT_TASK+ecx+0xa], 9 |
493 | cmp byte [CURRENT_TASK+ecx+0xa], 9 |
484 | jz .endloop ;skip empty slots |
494 | jz .endloop ;skip empty slots |
485 | cmp [CURRENT_TASK+ecx+0x4], eax;check PID |
495 | cmp [CURRENT_TASK+ecx+0x4], eax;check PID |
486 | jz .pid_found |
496 | jz .pid_found |
487 | .endloop: |
497 | .endloop: |
488 | add ecx, 32 |
498 | add ecx, 32 |
489 | cmp ecx, ebx |
499 | cmp ecx, ebx |
490 | jle .loop |
500 | jle .loop |
491 | 501 | ||
492 | pop ecx |
502 | pop ecx |
493 | pop ebx |
503 | pop ebx |
494 | xor eax, eax |
504 | xor eax, eax |
495 | ret |
505 | ret |
496 | 506 | ||
497 | .pid_found: |
507 | .pid_found: |
498 | shr ecx, 5 |
508 | shr ecx, 5 |
499 | mov eax, ecx ;convert offset to index of slot |
509 | mov eax, ecx ;convert offset to index of slot |
500 | pop ecx |
510 | pop ecx |
501 | pop ebx |
511 | pop ebx |
502 | ret |
512 | ret |
503 | 513 | ||
504 | check_region: |
514 | check_region: |
505 | ;input: |
515 | ;input: |
506 | ; esi - start of buffer |
516 | ; esi - start of buffer |
507 | ; edx - size of buffer |
517 | ; edx - size of buffer |
508 | ;result: |
518 | ;result: |
509 | ; eax = 1 region lays in app memory |
519 | ; eax = 1 region lays in app memory |
510 | ; eax = 0 region don't lays in app memory |
520 | ; eax = 0 region don't lays in app memory |
511 | 521 | ||
512 | mov eax, 1 |
522 | mov eax, 1 |
513 | ret |
523 | ret |
514 | if 0 |
524 | if 0 |
515 | mov eax, [CURRENT_TASK] |
525 | mov eax, [CURRENT_TASK] |
516 | ; jmp check_process_region |
526 | ; jmp check_process_region |
517 | ;----------------------------------------------------------------------------- |
527 | ;----------------------------------------------------------------------------- |
518 | ;check_process_region: |
528 | ;check_process_region: |
519 | ;input: |
529 | ;input: |
520 | ; eax - slot |
530 | ; eax - slot |
521 | ; esi - start of buffer |
531 | ; esi - start of buffer |
522 | ; edx - size of buffer |
532 | ; edx - size of buffer |
523 | ;result: |
533 | ;result: |
524 | ; eax = 1 region lays in app memory |
534 | ; eax = 1 region lays in app memory |
525 | ; eax = 0 region don't lays in app memory |
535 | ; eax = 0 region don't lays in app memory |
526 | 536 | ||
527 | test edx, edx |
537 | test edx, edx |
528 | jle .ok |
538 | jle .ok |
529 | shl eax, 5 |
539 | shl eax, 5 |
530 | cmp word [CURRENT_TASK+eax+0xa], 0 |
540 | cmp word [CURRENT_TASK+eax+0xa], 0 |
531 | jnz .failed |
541 | jnz .failed |
532 | shl eax, 3 |
542 | shl eax, 3 |
533 | mov eax, [SLOT_BASE+eax+0xb8] |
543 | mov eax, [SLOT_BASE+eax+0xb8] |
534 | test eax, eax |
544 | test eax, eax |
535 | jz .failed |
545 | jz .failed |
536 | 546 | ||
537 | mov eax, 1 |
547 | mov eax, 1 |
538 | ret |
548 | ret |
539 | .ok: |
549 | .ok: |
540 | mov eax, 1 |
550 | mov eax, 1 |
541 | ret |
551 | ret |
542 | .failed: |
552 | .failed: |
543 | xor eax, eax |
553 | xor eax, eax |
544 | ret |
554 | ret |
545 | end if |
555 | end if |
546 | 556 | ||
547 | align 4 |
557 | align 4 |
548 | proc read_process_memory |
558 | proc read_process_memory |
549 | ;Input: |
559 | ;Input: |
550 | ; eax - process slot |
560 | ; eax - process slot |
551 | ; ecx - buffer address |
561 | ; ecx - buffer address |
552 | ; edx - buffer size |
562 | ; edx - buffer size |
553 | ; esi - start address in other process |
563 | ; esi - start address in other process |
554 | ;Output: |
564 | ;Output: |
555 | ; eax - number of bytes read. |
565 | ; eax - number of bytes read. |
556 | locals |
566 | locals |
557 | slot dd ? |
567 | slot dd ? |
558 | buff dd ? |
568 | buff dd ? |
559 | r_count dd ? |
569 | r_count dd ? |
560 | offset dd ? |
570 | offset dd ? |
561 | tmp_r_cnt dd ? |
571 | tmp_r_cnt dd ? |
562 | endl |
572 | endl |
563 | 573 | ||
564 | mov [slot], eax |
574 | mov [slot], eax |
565 | mov [buff], ecx |
575 | mov [buff], ecx |
566 | and [r_count], 0 |
576 | and [r_count], 0 |
567 | mov [tmp_r_cnt], edx |
577 | mov [tmp_r_cnt], edx |
568 | mov [offset], esi |
578 | mov [offset], esi |
569 | 579 | ||
570 | pushad |
580 | pushad |
571 | .read_mem: |
581 | .read_mem: |
572 | mov edx, [offset] |
582 | mov edx, [offset] |
573 | mov ebx, [tmp_r_cnt] |
583 | mov ebx, [tmp_r_cnt] |
574 | 584 | ||
575 | mov ecx, 0x400000 |
585 | mov ecx, 0x400000 |
576 | and edx, 0x3FFFFF |
586 | and edx, 0x3FFFFF |
577 | sub ecx, edx |
587 | sub ecx, edx |
578 | cmp ecx, ebx |
588 | cmp ecx, ebx |
579 | jbe @f |
589 | jbe @f |
580 | mov ecx, ebx |
590 | mov ecx, ebx |
581 | @@: |
591 | @@: |
582 | cmp ecx, 0x8000 |
592 | cmp ecx, 0x8000 |
583 | jna @F |
593 | jna @F |
584 | mov ecx, 0x8000 |
594 | mov ecx, 0x8000 |
585 | @@: |
595 | @@: |
586 | mov ebx, [offset] |
596 | mov ebx, [offset] |
587 | 597 | ||
588 | push ecx |
598 | push ecx |
589 | stdcall map_memEx, [proc_mem_map], \ |
599 | stdcall map_memEx, [proc_mem_map], \ |
590 | [slot], ebx, ecx, PG_READ |
600 | [slot], ebx, ecx, PG_READ |
591 | pop ecx |
601 | pop ecx |
592 | 602 | ||
593 | mov esi, [offset] |
603 | mov esi, [offset] |
594 | and esi, 0xfff |
604 | and esi, 0xfff |
595 | sub eax, esi |
605 | sub eax, esi |
596 | jbe .ret |
606 | jbe .ret |
597 | cmp ecx, eax |
607 | cmp ecx, eax |
598 | jbe @f |
608 | jbe @f |
599 | mov ecx, eax |
609 | mov ecx, eax |
600 | mov [tmp_r_cnt], eax |
610 | mov [tmp_r_cnt], eax |
601 | @@: |
611 | @@: |
602 | add esi, [proc_mem_map] |
612 | add esi, [proc_mem_map] |
603 | mov edi, [buff] |
613 | mov edi, [buff] |
604 | mov edx, ecx |
614 | mov edx, ecx |
605 | rep movsb |
615 | rep movsb |
606 | add [r_count], edx |
616 | add [r_count], edx |
607 | 617 | ||
608 | add [offset], edx |
618 | add [offset], edx |
609 | sub [tmp_r_cnt], edx |
619 | sub [tmp_r_cnt], edx |
610 | jnz .read_mem |
620 | jnz .read_mem |
611 | .ret: |
621 | .ret: |
612 | popad |
622 | popad |
613 | mov eax, [r_count] |
623 | mov eax, [r_count] |
614 | ret |
624 | ret |
615 | endp |
625 | endp |
616 | 626 | ||
617 | align 4 |
627 | align 4 |
618 | proc write_process_memory |
628 | proc write_process_memory |
619 | ;Input: |
629 | ;Input: |
620 | ; eax - process slot |
630 | ; eax - process slot |
621 | ; ecx - buffer address |
631 | ; ecx - buffer address |
622 | ; edx - buffer size |
632 | ; edx - buffer size |
623 | ; esi - start address in other process |
633 | ; esi - start address in other process |
624 | ;Output: |
634 | ;Output: |
625 | ; eax - number of bytes written |
635 | ; eax - number of bytes written |
626 | 636 | ||
627 | locals |
637 | locals |
628 | slot dd ? |
638 | slot dd ? |
629 | buff dd ? |
639 | buff dd ? |
630 | w_count dd ? |
640 | w_count dd ? |
631 | offset dd ? |
641 | offset dd ? |
632 | tmp_w_cnt dd ? |
642 | tmp_w_cnt dd ? |
633 | endl |
643 | endl |
634 | 644 | ||
635 | mov [slot], eax |
645 | mov [slot], eax |
636 | mov [buff], ecx |
646 | mov [buff], ecx |
637 | and [w_count], 0 |
647 | and [w_count], 0 |
638 | mov [tmp_w_cnt], edx |
648 | mov [tmp_w_cnt], edx |
639 | mov [offset], esi |
649 | mov [offset], esi |
640 | 650 | ||
641 | pushad |
651 | pushad |
642 | .read_mem: |
652 | .read_mem: |
643 | mov edx, [offset] |
653 | mov edx, [offset] |
644 | mov ebx, [tmp_w_cnt] |
654 | mov ebx, [tmp_w_cnt] |
645 | 655 | ||
646 | mov ecx, 0x400000 |
656 | mov ecx, 0x400000 |
647 | and edx, 0x3FFFFF |
657 | and edx, 0x3FFFFF |
648 | sub ecx, edx |
658 | sub ecx, edx |
649 | cmp ecx, ebx |
659 | cmp ecx, ebx |
650 | jbe @f |
660 | jbe @f |
651 | mov ecx, ebx |
661 | mov ecx, ebx |
652 | @@: |
662 | @@: |
653 | cmp ecx, 0x8000 |
663 | cmp ecx, 0x8000 |
654 | jna @F |
664 | jna @F |
655 | mov ecx, 0x8000 |
665 | mov ecx, 0x8000 |
656 | @@: |
666 | @@: |
657 | mov ebx, [offset] |
667 | mov ebx, [offset] |
658 | push ecx |
668 | push ecx |
659 | stdcall map_memEx, [proc_mem_map], \ |
669 | stdcall map_memEx, [proc_mem_map], \ |
660 | [slot], ebx, ecx, PG_SWR |
670 | [slot], ebx, ecx, PG_SWR |
661 | pop ecx |
671 | pop ecx |
662 | 672 | ||
663 | mov edi, [offset] |
673 | mov edi, [offset] |
664 | and edi, 0xfff |
674 | and edi, 0xfff |
665 | sub eax, edi |
675 | sub eax, edi |
666 | jbe .ret |
676 | jbe .ret |
667 | cmp ecx, eax |
677 | cmp ecx, eax |
668 | jbe @f |
678 | jbe @f |
669 | mov ecx, eax |
679 | mov ecx, eax |
670 | mov [tmp_w_cnt], eax |
680 | mov [tmp_w_cnt], eax |
671 | @@: |
681 | @@: |
672 | add edi, [proc_mem_map] |
682 | add edi, [proc_mem_map] |
673 | mov esi, [buff] |
683 | mov esi, [buff] |
674 | mov edx, ecx |
684 | mov edx, ecx |
675 | rep movsb |
685 | rep movsb |
676 | 686 | ||
677 | add [w_count], edx |
687 | add [w_count], edx |
678 | add [offset], edx |
688 | add [offset], edx |
679 | sub [tmp_w_cnt], edx |
689 | sub [tmp_w_cnt], edx |
680 | jnz .read_mem |
690 | jnz .read_mem |
681 | .ret: |
691 | .ret: |
682 | popad |
692 | popad |
683 | mov eax, [w_count] |
693 | mov eax, [w_count] |
684 | ret |
694 | ret |
685 | endp |
695 | endp |
686 | 696 | ||
687 | ;ebx = 1 - kernel thread |
697 | ;ebx = 1 - kernel thread |
688 | ;ecx=thread entry point |
698 | ;ecx=thread entry point |
689 | ;edx=thread stack pointer |
699 | ;edx=thread stack pointer |
690 | ;creation flags 0x01 - debugged |
700 | ;creation flags 0x01 - debugged |
691 | ; 0x02 - kernel |
701 | ; 0x02 - kernel |
692 | 702 | ||
693 | align 4 |
703 | align 4 |
694 | proc new_sys_threads |
704 | proc new_sys_threads |
695 | locals |
705 | locals |
696 | slot dd ? |
706 | slot dd ? |
697 | flags dd ? |
707 | flags dd ? |
698 | app_cmdline dd ? ;0x00 |
708 | app_cmdline dd ? ;0x00 |
699 | app_path dd ? ;0x04 |
709 | app_path dd ? ;0x04 |
700 | app_eip dd ? ;0x08 |
710 | app_eip dd ? ;0x08 |
701 | app_esp dd ? ;0x0C |
711 | app_esp dd ? ;0x0C |
702 | app_mem dd ? ;0x10 |
712 | app_mem dd ? ;0x10 |
703 | endl |
713 | endl |
704 | 714 | ||
705 | shl ebx, 1 |
715 | shl ebx, 1 |
706 | mov [flags], ebx |
716 | mov [flags], ebx |
707 | 717 | ||
708 | xor eax, eax |
718 | xor eax, eax |
709 | mov [app_eip], ecx |
719 | mov [app_eip], ecx |
710 | mov [app_cmdline], eax |
720 | mov [app_cmdline], eax |
711 | mov [app_esp], edx |
721 | mov [app_esp], edx |
712 | mov [app_path], eax |
722 | mov [app_path], eax |
713 | 723 | ||
714 | call lock_application_table |
724 | call lock_application_table |
715 | 725 | ||
716 | call alloc_thread_slot |
726 | call alloc_thread_slot |
717 | test eax, eax |
727 | test eax, eax |
718 | jz .failed |
728 | jz .failed |
719 | 729 | ||
720 | mov [slot], eax |
730 | mov [slot], eax |
721 | 731 | ||
722 | mov esi, [current_slot] |
732 | mov esi, [current_slot] |
723 | mov ebx, esi ;ebx=esi - pointer to extended information about current thread |
733 | mov ebx, esi ;ebx=esi - pointer to extended information about current thread |
724 | 734 | ||
725 | mov edi, eax |
735 | mov edi, eax |
726 | shl edi, 8 |
736 | shl edi, 8 |
727 | add edi, SLOT_BASE |
737 | add edi, SLOT_BASE |
728 | mov edx, edi ;edx=edi - pointer to extended infomation about new thread |
738 | mov edx, edi ;edx=edi - pointer to extended infomation about new thread |
729 | mov ecx, sizeof.APPDATA/4 |
739 | mov ecx, sizeof.APPDATA/4 |
730 | xor eax, eax |
740 | xor eax, eax |
731 | cld |
741 | cld |
732 | rep stosd ;clean extended information about new thread |
742 | rep stosd ;clean extended information about new thread |
733 | mov esi, ebx |
743 | mov esi, ebx |
734 | mov edi, edx |
744 | mov edi, edx |
735 | mov ecx, 11 |
745 | mov ecx, 11 |
736 | rep movsb ;copy process name |
746 | rep movsb ;copy process name |
737 | 747 | ||
738 | 748 | ||
739 | mov eax, [ebx+APPDATA.tls_base] |
749 | mov eax, [ebx+APPDATA.tls_base] |
740 | test eax, eax |
750 | test eax, eax |
741 | jz @F |
751 | jz @F |
742 | 752 | ||
743 | push edx |
753 | push edx |
744 | stdcall user_alloc, 4096 |
754 | stdcall user_alloc, 4096 |
745 | pop edx |
755 | pop edx |
746 | test eax, eax |
756 | test eax, eax |
747 | jz .failed1;eax=0 |
757 | jz .failed1;eax=0 |
748 | @@: |
758 | @@: |
749 | mov [edx+APPDATA.tls_base], eax |
759 | mov [edx+APPDATA.tls_base], eax |
750 | 760 | ||
751 | mov eax, [ebx+APPDATA.process] |
761 | mov eax, [ebx+APPDATA.process] |
752 | mov [edx+APPDATA.process], eax |
762 | mov [edx+APPDATA.process], eax |
753 | 763 | ||
754 | lea ebx, [edx+APPDATA.list] |
764 | lea ebx, [edx+APPDATA.list] |
755 | lea ecx, [eax+PROC.thr_list] |
765 | lea ecx, [eax+PROC.thr_list] |
756 | list_add_tail ebx, ecx ;add thread to process child's list |
766 | list_add_tail ebx, ecx ;add thread to process child's list |
757 | 767 | ||
758 | lea eax, [app_cmdline] |
768 | lea eax, [app_cmdline] |
759 | stdcall set_app_params , [slot], eax, [flags] |
769 | stdcall set_app_params , [slot], eax, [flags] |
760 | 770 | ||
761 | mov eax, [process_number] ;set result |
771 | mov eax, [process_number] ;set result |
762 | call unlock_application_table |
772 | call unlock_application_table |
763 | ret |
773 | ret |
764 | .failed: |
774 | .failed: |
765 | xor eax, eax |
775 | xor eax, eax |
766 | .failed1: |
776 | .failed1: |
767 | call unlock_application_table |
777 | call unlock_application_table |
768 | dec eax ;-1 |
778 | dec eax ;-1 |
769 | ret |
779 | ret |
770 | endp |
780 | endp |
771 | 781 | ||
772 | proc map_process_image stdcall, img_size:dword, file_base:dword, file_size:dword |
782 | proc map_process_image stdcall, img_size:dword, file_base:dword, file_size:dword |
773 | 783 | ||
774 | mov edx, [img_size] |
784 | mov edx, [img_size] |
775 | mov esi, [file_base] |
785 | mov esi, [file_base] |
776 | mov ecx, [file_size] |
786 | mov ecx, [file_size] |
777 | add edx, 4095 |
787 | add edx, 4095 |
778 | add ecx, 4095 |
788 | add ecx, 4095 |
779 | shr edx, 12 ; total pages |
789 | shr edx, 12 ; total pages |
780 | shr ecx, 12 ; image pages |
790 | shr ecx, 12 ; image pages |
781 | 791 | ||
782 | mov edi, page_tabs |
792 | mov edi, page_tabs |
783 | shr esi, 10 |
793 | shr esi, 10 |
784 | add esi, edi |
794 | add esi, edi |
785 | 795 | ||
786 | .map_image: |
796 | .map_image: |
787 | lodsd |
797 | lodsd |
788 | and eax, -4096 |
798 | and eax, -4096 |
789 | or eax, PG_UWR |
799 | or eax, PG_UWR |
790 | stosd |
800 | stosd |
791 | dec edx |
801 | dec edx |
792 | loop .map_image |
802 | loop .map_image |
793 | 803 | ||
794 | test edx, edx |
804 | test edx, edx |
795 | jz .done |
805 | jz .done |
796 | .map_bss: |
806 | .map_bss: |
797 | call alloc_page |
807 | call alloc_page |
798 | test eax, eax |
808 | test eax, eax |
799 | jz .fail |
809 | jz .fail |
800 | 810 | ||
801 | or eax, PG_UWR |
811 | or eax, PG_UWR |
802 | stosd |
812 | stosd |
803 | dec edx |
813 | dec edx |
804 | jnz .map_bss |
814 | jnz .map_bss |
805 | 815 | ||
806 | mov edi, [file_size] |
816 | mov edi, [file_size] |
807 | mov ecx, [img_size] |
817 | mov ecx, [img_size] |
808 | add edi, 4095 |
818 | add edi, 4095 |
809 | and edi, -4096 |
819 | and edi, -4096 |
810 | add ecx, 4095 |
820 | add ecx, 4095 |
811 | and ecx, -4096 |
821 | and ecx, -4096 |
812 | sub ecx, edi |
822 | sub ecx, edi |
813 | shr ecx, 2 |
823 | shr ecx, 2 |
814 | xor eax, eax |
824 | xor eax, eax |
815 | rep stosd |
825 | rep stosd |
816 | .done: |
826 | .done: |
817 | .fail: |
827 | .fail: |
818 | ret |
828 | ret |
819 | endp |
829 | endp |
820 | 830 | ||
821 | align 4 |
831 | align 4 |
822 | common_app_entry: |
832 | common_app_entry: |
823 | mov ebp, [current_slot] |
833 | mov ebp, [current_slot] |
824 | mov ebp, [ebp+APPDATA.exec_params] |
834 | mov ebp, [ebp+APPDATA.exec_params] |
825 | test ebp, ebp |
835 | test ebp, ebp |
826 | jz .exit |
836 | jz .exit |
827 | stdcall map_process_image, [ebp+APP_HDR._emem],\ |
837 | stdcall map_process_image, [ebp+APP_HDR._emem],\ |
828 | [ebp+APP_HDR.img_base], [ebp+APP_HDR.img_size] |
838 | [ebp+APP_HDR.img_base], [ebp+APP_HDR.img_size] |
829 | mov esi, [ebp+APP_HDR.path_string] |
839 | mov esi, [ebp+APP_HDR.path_string] |
830 | mov edi, [ebp+APP_HDR.path] |
840 | mov edi, [ebp+APP_HDR.path] |
831 | mov ecx, [ebp+APP_HDR.filename_size] |
841 | mov ecx, [ebp+APP_HDR.filename_size] |
832 | cmp ecx, 1023 |
842 | cmp ecx, 1023 |
833 | jc @f |
843 | jc @f |
834 | mov ecx, 1022 |
844 | mov ecx, 1022 |
835 | @@: |
845 | @@: |
836 | push esi |
846 | push esi |
837 | test edi, edi |
847 | test edi, edi |
838 | jz @f |
848 | jz @f |
839 | mov al, '/' |
849 | mov al, '/' |
840 | stosb |
850 | stosb |
841 | rep movsb |
851 | rep movsb |
842 | mov byte [edi], 0 |
852 | mov byte [edi], 0 |
843 | @@: |
853 | @@: |
844 | call kernel_free |
854 | call kernel_free |
845 | mov edi, [ebp+APP_HDR.cmdline] |
855 | mov edi, [ebp+APP_HDR.cmdline] |
846 | test edi, edi |
856 | test edi, edi |
847 | jz .check_tls_header |
857 | jz .check_tls_header |
848 | lea esi, [ebp+sizeof.APP_HDR] |
858 | lea esi, [ebp+sizeof.APP_HDR] |
849 | mov ecx, [ebp+APP_HDR.cmdline_size] |
859 | mov ecx, [ebp+APP_HDR.cmdline_size] |
850 | cmp ecx, 256 |
860 | cmp ecx, 256 |
851 | jb .copy_cmdline |
861 | jb .copy_cmdline |
852 | mov edi, [ebp+APP_HDR._emem] |
862 | mov edi, [ebp+APP_HDR._emem] |
853 | add edi, 4095 |
863 | add edi, 4095 |
854 | and edi, -4096 |
864 | and edi, -4096 |
855 | sub edi, ecx |
865 | sub edi, ecx |
856 | dec edi |
866 | dec edi |
857 | cmp word [6], '00' |
867 | cmp word [6], '00' |
858 | jne @f |
868 | jne @f |
859 | mov [APP_HEADER_00_.i_param], edi |
869 | mov [APP_HEADER_00_.i_param], edi |
860 | jmp .copy_cmdline |
870 | jmp .copy_cmdline |
861 | @@: |
871 | @@: |
862 | mov [APP_HEADER_01_.i_param], edi |
872 | mov [APP_HEADER_01_.i_param], edi |
863 | .copy_cmdline: |
873 | .copy_cmdline: |
864 | rep movsb |
874 | rep movsb |
865 | mov byte [edi], 0 |
875 | mov byte [edi], 0 |
866 | .check_tls_header: |
876 | .check_tls_header: |
867 | cmp word [6], '02' |
877 | cmp word [6], '02' |
868 | jne .cleanup |
878 | jne .cleanup |
869 | call init_heap |
879 | call init_heap |
870 | stdcall user_alloc, 4096 |
880 | stdcall user_alloc, 4096 |
871 | mov edx, [current_slot] |
881 | mov edx, [current_slot] |
872 | mov [edx+APPDATA.tls_base], eax |
882 | mov [edx+APPDATA.tls_base], eax |
873 | mov [tls_data_l+2], ax |
883 | mov [tls_data_l+2], ax |
874 | shr eax, 16 |
884 | shr eax, 16 |
875 | mov [tls_data_l+4], al |
885 | mov [tls_data_l+4], al |
876 | mov [tls_data_l+7], ah |
886 | mov [tls_data_l+7], ah |
877 | mov dx, app_tls |
887 | mov dx, app_tls |
878 | mov fs, dx |
888 | mov fs, dx |
879 | .cleanup: |
889 | .cleanup: |
880 | stdcall free_kernel_space, [ebp+APP_HDR.img_base] |
890 | stdcall free_kernel_space, [ebp+APP_HDR.img_base] |
881 | stdcall kernel_free, ebp |
891 | stdcall kernel_free, ebp |
882 | mov ebx, [current_slot] |
892 | mov ebx, [current_slot] |
883 | cmp [ebx+APPDATA.debugger_slot], 0 |
893 | cmp [ebx+APPDATA.debugger_slot], 0 |
884 | je .exit |
894 | je .exit |
885 | mov eax, [TASK_BASE] |
895 | mov eax, [TASK_BASE] |
886 | mov [eax+TASKDATA.state], 1 |
896 | mov [eax+TASKDATA.state], 1 |
887 | call change_task |
897 | call change_task |
888 | .exit: |
898 | .exit: |
889 | popad |
899 | popad |
890 | iretd |
900 | iretd |
891 | 901 | ||
892 | EFL_IF = 0x0200 |
902 | EFL_IF = 0x0200 |
893 | EFL_IOPL1 = 0x1000 |
903 | EFL_IOPL1 = 0x1000 |
894 | EFL_IOPL2 = 0x2000 |
904 | EFL_IOPL2 = 0x2000 |
895 | EFL_IOPL3 = 0x3000 |
905 | EFL_IOPL3 = 0x3000 |
896 | 906 | ||
897 | align 4 |
907 | align 4 |
898 | proc set_app_params stdcall,slot:dword, params:dword, flags:dword |
908 | proc set_app_params stdcall,slot:dword, params:dword, flags:dword |
899 | 909 | ||
900 | locals |
910 | locals |
901 | pl0_stack dd ? |
911 | pl0_stack dd ? |
902 | endl |
912 | endl |
903 | 913 | ||
904 | mov eax, [xsave_area_size] |
914 | mov eax, [xsave_area_size] |
905 | add eax, RING0_STACK_SIZE |
915 | add eax, RING0_STACK_SIZE |
906 | stdcall kernel_alloc, eax |
916 | stdcall kernel_alloc, eax |
907 | mov [pl0_stack], eax |
917 | mov [pl0_stack], eax |
908 | 918 | ||
909 | lea edi, [eax+RING0_STACK_SIZE] |
919 | lea edi, [eax+RING0_STACK_SIZE] |
910 | 920 | ||
911 | mov eax, [slot] |
921 | mov eax, [slot] |
912 | mov ebx, eax |
922 | mov ebx, eax |
913 | 923 | ||
914 | shl eax, 8 |
924 | shl eax, 8 |
915 | mov [eax+SLOT_BASE+APPDATA.fpu_state], edi |
925 | mov [eax+SLOT_BASE+APPDATA.fpu_state], edi |
916 | mov [eax+SLOT_BASE+APPDATA.exc_handler], 0 |
926 | mov [eax+SLOT_BASE+APPDATA.exc_handler], 0 |
917 | mov [eax+SLOT_BASE+APPDATA.except_mask], 0 |
927 | mov [eax+SLOT_BASE+APPDATA.except_mask], 0 |
918 | mov [eax+SLOT_BASE+APPDATA.terminate_protection], 80000001h |
928 | mov [eax+SLOT_BASE+APPDATA.terminate_protection], 80000001h |
919 | 929 | ||
920 | ;set default io permission map |
930 | ;set default io permission map |
921 | mov ecx, [SLOT_BASE+sizeof.APPDATA+APPDATA.io_map] |
931 | mov ecx, [SLOT_BASE+sizeof.APPDATA+APPDATA.io_map] |
922 | mov [eax+SLOT_BASE+APPDATA.io_map], ecx |
932 | mov [eax+SLOT_BASE+APPDATA.io_map], ecx |
923 | mov ecx, [SLOT_BASE+sizeof.APPDATA+APPDATA.io_map+4] |
933 | mov ecx, [SLOT_BASE+sizeof.APPDATA+APPDATA.io_map+4] |
924 | mov [eax+SLOT_BASE+APPDATA.io_map+4], ecx |
934 | mov [eax+SLOT_BASE+APPDATA.io_map+4], ecx |
925 | 935 | ||
926 | mov esi, fpu_data |
936 | mov esi, fpu_data |
927 | mov ecx, [xsave_area_size] |
937 | mov ecx, [xsave_area_size] |
928 | add ecx, 3 |
938 | add ecx, 3 |
929 | shr ecx, 2 |
939 | shr ecx, 2 |
930 | rep movsd |
940 | rep movsd |
931 | 941 | ||
932 | cmp [TASK_COUNT], ebx |
942 | cmp [TASK_COUNT], ebx |
933 | adc dword [TASK_COUNT], 0 ; update number of processes |
943 | adc dword [TASK_COUNT], 0 ; update number of processes |
934 | shl ebx, 8 |
944 | shl ebx, 8 |
935 | lea edx, [ebx+SLOT_BASE+APP_EV_OFFSET] |
945 | lea edx, [ebx+SLOT_BASE+APP_EV_OFFSET] |
936 | mov [SLOT_BASE+APPDATA.fd_ev+ebx], edx |
946 | mov [SLOT_BASE+APPDATA.fd_ev+ebx], edx |
937 | mov [SLOT_BASE+APPDATA.bk_ev+ebx], edx |
947 | mov [SLOT_BASE+APPDATA.bk_ev+ebx], edx |
938 | 948 | ||
939 | add edx, APP_OBJ_OFFSET-APP_EV_OFFSET |
949 | add edx, APP_OBJ_OFFSET-APP_EV_OFFSET |
940 | mov [SLOT_BASE+APPDATA.fd_obj+ebx], edx |
950 | mov [SLOT_BASE+APPDATA.fd_obj+ebx], edx |
941 | mov [SLOT_BASE+APPDATA.bk_obj+ebx], edx |
951 | mov [SLOT_BASE+APPDATA.bk_obj+ebx], edx |
942 | 952 | ||
943 | mov ecx, [def_cursor] |
953 | mov ecx, [def_cursor] |
944 | mov [SLOT_BASE+APPDATA.cursor+ebx], ecx |
954 | mov [SLOT_BASE+APPDATA.cursor+ebx], ecx |
945 | mov eax, [pl0_stack] |
955 | mov eax, [pl0_stack] |
946 | mov [SLOT_BASE+APPDATA.pl0_stack+ebx], eax |
956 | mov [SLOT_BASE+APPDATA.pl0_stack+ebx], eax |
947 | add eax, RING0_STACK_SIZE |
957 | add eax, RING0_STACK_SIZE |
948 | mov [SLOT_BASE+APPDATA.saved_esp0+ebx], eax |
958 | mov [SLOT_BASE+APPDATA.saved_esp0+ebx], eax |
949 | 959 | ||
950 | push ebx |
960 | push ebx |
951 | stdcall kernel_alloc, maxPathLength |
961 | stdcall kernel_alloc, maxPathLength |
952 | pop ebx |
962 | pop ebx |
953 | mov esi, [current_slot] |
963 | mov esi, [current_slot] |
954 | mov esi, [esi+APPDATA.cur_dir] |
964 | mov esi, [esi+APPDATA.cur_dir] |
955 | mov ecx, maxPathLength/4 |
965 | mov ecx, maxPathLength/4 |
956 | mov edi, eax |
966 | mov edi, eax |
957 | mov [ebx+SLOT_BASE+APPDATA.cur_dir], eax |
967 | mov [ebx+SLOT_BASE+APPDATA.cur_dir], eax |
958 | rep movsd |
968 | rep movsd |
959 | 969 | ||
960 | shr ebx, 3 |
970 | shr ebx, 3 |
961 | mov dword [CURRENT_TASK+ebx+0x10], 0 |
971 | mov dword [CURRENT_TASK+ebx+0x10], 0 |
962 | 972 | ||
963 | mov ebx, [slot] |
973 | mov ebx, [slot] |
964 | mov eax, ebx |
974 | mov eax, ebx |
965 | shl ebx, 5 |
975 | shl ebx, 5 |
966 | lea ecx, [draw_data+ebx];ecx - pointer to draw data |
976 | lea ecx, [draw_data+ebx];ecx - pointer to draw data |
967 | 977 | ||
968 | ; set window state to 'normal' (non-minimized/maximized/rolled-up) state |
978 | ; set window state to 'normal' (non-minimized/maximized/rolled-up) state |
969 | mov [ebx+window_data+WDATA.fl_wstate], WSTATE_NORMAL |
979 | mov [ebx+window_data+WDATA.fl_wstate], WSTATE_NORMAL |
970 | mov [ebx+window_data+WDATA.fl_redraw], 1 |
980 | mov [ebx+window_data+WDATA.fl_redraw], 1 |
971 | add ebx, CURRENT_TASK ;ebx - pointer to information about process |
981 | add ebx, CURRENT_TASK ;ebx - pointer to information about process |
972 | mov [ebx+TASKDATA.wnd_number], al;set window number on screen = process slot |
982 | mov [ebx+TASKDATA.wnd_number], al;set window number on screen = process slot |
973 | 983 | ||
974 | mov [ebx+TASKDATA.event_mask], dword 1+2+4;set default event flags (see 40 function) |
984 | mov [ebx+TASKDATA.event_mask], dword 1+2+4;set default event flags (see 40 function) |
975 | 985 | ||
976 | inc dword [process_number] |
986 | inc dword [process_number] |
977 | mov eax, [process_number] |
987 | mov eax, [process_number] |
978 | mov [ebx+4], eax ;set PID |
988 | mov [ebx+4], eax ;set PID |
979 | 989 | ||
980 | ;set draw data to full screen |
990 | ;set draw data to full screen |
981 | xor eax, eax |
991 | xor eax, eax |
982 | mov [ecx+0], dword eax |
992 | mov [ecx+0], dword eax |
983 | mov [ecx+4], dword eax |
993 | mov [ecx+4], dword eax |
984 | mov eax, [screen_workarea.right] |
994 | mov eax, [screen_workarea.right] |
985 | mov [ecx+8], eax |
995 | mov [ecx+8], eax |
986 | mov eax, [screen_workarea.bottom] |
996 | mov eax, [screen_workarea.bottom] |
987 | mov [ecx+12], eax |
997 | mov [ecx+12], eax |
988 | 998 | ||
989 | mov ebx, [pl0_stack] |
999 | mov ebx, [pl0_stack] |
990 | mov esi, [params] |
1000 | mov esi, [params] |
991 | lea ecx, [ebx+REG_EIP] |
1001 | lea ecx, [ebx+REG_EIP] |
992 | xor eax, eax |
1002 | xor eax, eax |
993 | 1003 | ||
994 | mov [ebx+REG_RET], dword common_app_entry |
1004 | mov [ebx+REG_RET], dword common_app_entry |
995 | mov [ebx+REG_EDI], eax |
1005 | mov [ebx+REG_EDI], eax |
996 | mov [ebx+REG_ESI], eax |
1006 | mov [ebx+REG_ESI], eax |
997 | mov [ebx+REG_EBP], eax |
1007 | mov [ebx+REG_EBP], eax |
998 | mov [ebx+REG_ESP], ecx;ebx+REG_EIP |
1008 | mov [ebx+REG_ESP], ecx;ebx+REG_EIP |
999 | mov [ebx+REG_EBX], eax |
1009 | mov [ebx+REG_EBX], eax |
1000 | mov [ebx+REG_EDX], eax |
1010 | mov [ebx+REG_EDX], eax |
1001 | mov [ebx+REG_ECX], eax |
1011 | mov [ebx+REG_ECX], eax |
1002 | mov [ebx+REG_EAX], eax |
1012 | mov [ebx+REG_EAX], eax |
1003 | 1013 | ||
1004 | mov eax, [esi+APP_HDR.eip] |
1014 | mov eax, [esi+APP_HDR.eip] |
1005 | mov [ebx+REG_EIP], eax |
1015 | mov [ebx+REG_EIP], eax |
1006 | mov [ebx+REG_CS], dword app_code |
1016 | mov [ebx+REG_CS], dword app_code |
1007 | mov ecx, USER_PRIORITY |
1017 | mov ecx, USER_PRIORITY |
1008 | 1018 | ||
1009 | test byte [flags], 2 |
1019 | test byte [flags], 2 |
1010 | jz @F |
1020 | jz @F |
1011 | 1021 | ||
1012 | mov [ebx+REG_CS], dword os_code ; kernel thread |
1022 | mov [ebx+REG_CS], dword os_code ; kernel thread |
1013 | mov ecx, MAX_PRIORITY |
1023 | mov ecx, MAX_PRIORITY |
1014 | @@: |
1024 | @@: |
1015 | mov [ebx+REG_EFLAGS], dword EFL_IOPL1+EFL_IF |
1025 | mov [ebx+REG_EFLAGS], dword EFL_IOPL1+EFL_IF |
1016 | 1026 | ||
1017 | mov eax, [esi+APP_HDR.esp] |
1027 | mov eax, [esi+APP_HDR.esp] |
1018 | mov [ebx+REG_APP_ESP], eax |
1028 | mov [ebx+REG_APP_ESP], eax |
1019 | mov [ebx+REG_SS], dword app_data |
1029 | mov [ebx+REG_SS], dword app_data |
1020 | 1030 | ||
1021 | lea edx, [ebx+REG_RET] |
1031 | lea edx, [ebx+REG_RET] |
1022 | mov ebx, [slot] |
1032 | mov ebx, [slot] |
1023 | shl ebx, 5 |
1033 | shl ebx, 5 |
1024 | mov [ebx*8+SLOT_BASE+APPDATA.saved_esp], edx |
1034 | mov [ebx*8+SLOT_BASE+APPDATA.saved_esp], edx |
1025 | 1035 | ||
1026 | xor edx, edx; process state - running |
1036 | xor edx, edx; process state - running |
1027 | ; set if debuggee |
1037 | ; set if debuggee |
1028 | test byte [flags], 1 |
1038 | test byte [flags], 1 |
1029 | jz .no_debug |
1039 | jz .no_debug |
1030 | mov eax, [CURRENT_TASK] |
1040 | mov eax, [CURRENT_TASK] |
1031 | mov [SLOT_BASE+ebx*8+APPDATA.debugger_slot], eax |
1041 | mov [SLOT_BASE+ebx*8+APPDATA.debugger_slot], eax |
1032 | .no_debug: |
1042 | .no_debug: |
1033 | mov [CURRENT_TASK+ebx+TASKDATA.state], dl |
1043 | mov [CURRENT_TASK+ebx+TASKDATA.state], dl |
1034 | lea edx, [SLOT_BASE+ebx*8] |
1044 | lea edx, [SLOT_BASE+ebx*8] |
1035 | call scheduler_add_thread |
1045 | call scheduler_add_thread |
1036 | ret |
1046 | ret |
1037 | endp |
1047 | endp |
1038 | 1048 | ||
1039 | align 4 |
1049 | align 4 |
1040 | get_stack_base: |
1050 | get_stack_base: |
1041 | mov eax, [current_slot] |
1051 | mov eax, [current_slot] |
1042 | mov eax, [eax+APPDATA.pl0_stack] |
1052 | mov eax, [eax+APPDATA.pl0_stack] |
1043 | ret |
1053 | ret |
1044 | 1054 | ||
1045 | 1055 | ||
1046 | include "debug.inc"> |
1056 | include "debug.inc"> |