| 86,6 → 86,7 |
|---|
| call find_new_process_place ;find empty process slot |
| sti |
| test eax,eax |
| mov ecx, -0x20 ; too many processes |
| jz .failed |
| |
| mov edi,eax |
| 97,9 → 98,9 |
|---|
| rep stosd ;clean extended information about process |
| |
| ;set new process name |
| xor eax,eax |
| mov [appl_path_size],eax |
| mov eax,[esp] ;+8] |
| pop eax |
| push eax |
| .find_last_byte: |
| cmp byte [eax],0 |
| jz .find_last_byte_end |
| 126,9 → 127,11 |
|---|
| ; cli |
| call floppy_fileread ;read file from FD |
| ; sti |
| cmp eax,0 |
| jne .cleanfailed |
| mov ecx, eax |
| neg ecx |
| jnz .cleanfailed |
| ;check MENUET signature |
| mov ecx, -0x1F ; not Menuet/Kolibri executable |
| cmp [0x90000],dword 'MENU' |
| jnz .cleanfailed |
| cmp [0x90004],word 'ET' |
| 135,10 → 138,11 |
|---|
| jnz .cleanfailed |
| |
| call get_app_params ;parse header fields |
| cmp esi,0 |
| test esi, esi |
| jz .cleanfailed |
| |
| mov eax,[new_process_place] |
| inc ecx ; -0x1E = no memory |
| call create_app_cr3_table ;create page directory for new process |
| test eax,eax |
| jz .cleanfailed_mem |
| 152,6 → 156,7 |
|---|
| mov edx,eax |
| call mem_alloc_specified_region ;allocate memory for application |
| test eax,eax |
| mov ecx, -0x1E |
| jz .cleanfailed_mem1 |
| |
| mov eax,[edx+(std_application_base_address shr 20)] |
| 209,6 → 214,7 |
|---|
| mov esi,start_not_enough_memory |
| call sys_msg_board_str |
| .cleanfailed: ;clean process name |
| push ecx ; save error code |
| ;can't read file, clean process name. |
| ;this avoid problems with panel application. |
| mov edi,[new_process_place] |
| 218,13 → 224,14 |
|---|
| mov eax,' ' |
| cld |
| rep stosb |
| pop eax |
| .failed: |
| ;no more slots |
| add esp,8+4 |
| mov [application_table_status],0 |
| mov [esp+1Ch], eax |
| popad |
| sti |
| mov eax,-1 |
| ret |
| |
| ;----------------------------------------------------------------------------- |
| 258,6 → 265,7 |
|---|
| call find_new_process_place ;find empty process slot |
| call safe_sti |
| test eax,eax |
| mov ecx, -0x20 ; too many processes |
| jz .failed |
| |
| mov edi,eax |
| 284,9 → 292,11 |
|---|
| cli |
| call fileread ;read file from RD |
| call safe_sti |
| cmp eax,0 |
| jne .cleanfailed |
| mov ecx, eax |
| neg ecx |
| jnz .cleanfailed |
| ;check MENUET signature |
| mov ecx, -0x1F ; not Menuet/Kolibri executable |
| cmp [0x90000],dword 'MENU' |
| jnz .cleanfailed |
| cmp [0x90004],word 'ET' |
| 293,11 → 303,12 |
|---|
| jnz .cleanfailed |
| |
| call get_app_params ;parse header fields |
| cmp esi,0 |
| test esi,esi |
| jz .cleanfailed |
| |
| mov eax,[new_process_place] |
| call create_app_cr3_table ;create page directory for new process |
| inc ecx ; -0x1E = no memory |
| test eax,eax |
| jz .cleanfailed_mem |
| |
| 310,6 → 321,7 |
|---|
| mov edx,eax |
| call mem_alloc_specified_region ;allocate memory for application |
| test eax,eax |
| mov ecx, -0x1E |
| jz .cleanfailed_mem1 |
| |
| mov eax,[edx+(std_application_base_address shr 20)] |
| 366,6 → 378,7 |
|---|
| mov esi,start_not_enough_memory |
| call sys_msg_board_str |
| .cleanfailed: ;clean process name |
| push ecx ; save error code |
| ;can't read file, clean process name. |
| ;this avoid problems with panel application. |
| mov edi,[new_process_place] |
| 375,13 → 388,14 |
|---|
| mov eax,' ' |
| cld |
| rep stosb |
| pop eax |
| .failed: |
| ;no more slots |
| add esp,8 |
| mov [application_table_status],0 |
| mov [esp+1Ch], eax |
| popad |
| call safe_sti |
| mov eax,-1 |
| ret |
| |
| .add_app_parameters: |
| 1203,6 → 1217,7 |
|---|
| call find_new_process_place ;find new process slot |
| sti |
| test eax,eax |
| mov ecx, -0x20 ; too many processes |
| jz .failed |
| |
| ;write application name |
| 1231,11 → 1246,14 |
|---|
| mov ecx,1 ;read from first block |
| mov edx,1 ;read 1 block |
| call read_hd_file |
| test eax,eax |
| mov ecx, eax |
| neg ecx |
| jnz .cleanfailed |
| |
| mov esi,[esp] |
| pop esi |
| push esi |
| ;check menuet signature |
| mov ecx, -0x1F ; not Menuet/Kolibri executable |
| cmp [esi+1024+0],dword 'MENU' ;read_hd_file function write file to +1024 offset |
| jnz .cleanfailed |
| cmp [esi+1024+4],word 'ET' |
| 1246,6 → 1264,7 |
|---|
| cld |
| rep movsd ;copy first block to 0x90000 address for get_app_params function |
| call get_app_params |
| mov ecx, -0x1F ; not Menuet/Kolibri executable |
| test esi,esi |
| jz .cleanfailed |
| |
| 1252,6 → 1271,7 |
|---|
| mov eax,[new_process_place] |
| call create_app_cr3_table ;create page directory |
| test eax,eax |
| inc ecx ; -0x1E = no memory |
| jz .cleanfailed_mem |
| |
| call MEM_Get_Linear_Address |
| 1262,6 → 1282,7 |
|---|
| shr ecx,12 |
| mov edx,eax ;edx - linear address of page directory |
| call mem_alloc_specified_region ;allocate memory for application |
| mov ecx, -0x1E ; no memory |
| test eax,eax |
| jz .cleanfailed_mem1 |
| |
| 1350,6 → 1371,7 |
|---|
| mov esi,start_not_enough_memory |
| call sys_msg_board_str |
| .cleanfailed: ;clean process name |
| push ecx |
| ;can't read file, clean process name. |
| ;this avoid problems with panel application. |
| mov edi,[new_process_place] |
| 1359,11 → 1381,12 |
|---|
| mov eax,' ' |
| cld |
| rep stosb |
| pop eax |
| .failed: |
| ;no more slots |
| add esp,16 |
| mov [esp+1Ch], eax |
| popad |
| mov eax,-1 |
| mov [application_table_status],0 |
| sti |
| ret |