| 587,6 → 587,8 |
|---|
| mov eax, [esi] |
| test eax, 1 |
| jz .next |
| test eax, 2 |
| jz .next |
| test eax, 1 shl 9 |
| jnz .next ;skip shared pages |
| call free_page |
| 599,46 → 601,25 |
|---|
| endp |
| |
| align 4 |
| proc destroy_app_space stdcall, pg_dir:dword, dlls_list:dword |
| destroy_process: ;fastcall ecx= ptr to process |
| |
| xor edx, edx |
| push edx |
| mov eax, 0x1 |
| mov ebx, [pg_dir] |
| .loop: |
| ;eax = current slot of process |
| mov ecx, eax |
| shl ecx, 5 |
| cmp byte [CURRENT_TASK+ecx+0xa], 9;if process running? |
| jz @f ;skip empty slots |
| shl ecx, 3 |
| add ecx, SLOT_BASE |
| cmp [ecx+APPDATA.process], ebx;compare page directory addresses |
| jnz @f |
| mov [ebp-4], ecx |
| inc edx ;thread found |
| @@: |
| inc eax |
| cmp eax, [TASK_COUNT] ;exit loop if we look through all processes |
| jle .loop |
| lea eax, [ecx+PROC.thr_list] |
| cmp eax, [eax+LHEAD.next] |
| jne .exit |
| |
| ;edx = number of threads |
| ;our process is zombi so it isn't counted |
| pop ecx |
| cmp edx, 1 |
| jg .ret |
| ;if there isn't threads then clear memory. |
| mov esi, [dlls_list] |
| call destroy_all_hdlls;ecx=APPDATA |
| align 4 |
| .internal: |
| push ecx |
| |
| mov ecx, pg_data.mutex |
| call mutex_lock |
| mov esi, [ecx+PROC.dlls_list_ptr] |
| call destroy_all_hdlls |
| |
| mov eax, [pg_dir] |
| and eax, not 0xFFF |
| ; stdcall map_page, [tmp_task_pdir], eax, PG_SW |
| ; mov esi, [tmp_task_pdir] |
| mov edi, (OS_BASE shr 20)/4 |
| ; mov ecx, pg_data.mutex |
| ; call mutex_lock |
| |
| mov esi, [esp] |
| add esi, PROC.pdt_0 |
| mov edi, (0x80000000 shr 20)/4 |
| .destroy: |
| mov eax, [esi] |
| test eax, 1 |
| 653,16 → 634,13 |
|---|
| dec edi |
| jnz .destroy |
| |
| mov eax, [pg_dir] |
| call free_page |
| call kernel_free ;ecx still in stack |
| stdcall map_page, [tmp_task_ptab], 0, PG_UNMAP |
| ; mov ecx, pg_data.mutex |
| ; call mutex_unlock |
| |
| .exit: |
| stdcall map_page, [tmp_task_ptab], 0, PG_UNMAP |
| ; stdcall map_page, [tmp_task_pdir], 0, PG_UNMAP |
| mov ecx, pg_data.mutex |
| call mutex_unlock |
| .ret: |
| ret |
| endp |
| |
| align 4 |
| get_pid: |
| 986,7 → 964,7 |
|---|
| |
| lea ebx, [edx+APPDATA.list] |
| lea ecx, [eax+PROC.thr_list] |
| list_add_tail edx, ecx ;add thread to process child's list |
| list_add_tail ebx, ecx ;add thread to process child's list |
| |
| mov eax, [ebx+APPDATA.tls_base] |
| test eax, eax |