mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-11-28 11:43:09 +03:00
kernel support for loading compressed apps - part 1
git-svn-id: svn://kolibrios.org@237 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge)
parent
46d4105bf9
commit
54e1aacfec
@ -127,16 +127,16 @@ debug_getcontext:
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imul eax, tss_step/32
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add eax, tss_data
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mov edi, edx
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cmp [l.cs - tss_sceleton + eax], app_code
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cmp [eax+TSS._cs], app_code
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jnz .ring0
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lea esi, [l.eip - tss_sceleton + eax]
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lea esi, [eax+TSS._eip]
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shr ecx, 2
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rep movsd
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jmp .ret
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.ring0:
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; note that following code assumes that all interrupt/exception handlers
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; saves ring-3 context by push ds es, pushad in this order
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mov esi, [l.esp0 - tss_sceleton + eax]
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mov esi, [eax+TSS._esp0]
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; top of ring0 stack: ring3 stack ptr (ss+esp), iret data (cs+eip+eflags), ds, es, pushad
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sub esi, 8+12+8+20h
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lodsd
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@ -186,14 +186,14 @@ debug_setcontext:
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imul eax, tss_step/32
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add eax, tss_data
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mov esi, edx
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cmp [l.cs - tss_sceleton + eax], app_code
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cmp [eax+TSS._cs], app_code
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jnz .ring0
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lea edi, [l.eip - tss_sceleton + eax]
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lea edi, [eax+TSS._eip]
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shr ecx, 2
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rep movsd
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jmp .stiret
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.ring0:
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mov edi, [l.esp0 - tss_sceleton + eax]
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mov edi, [eax+TSS._esp0]
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sub edi, 8+12+8+20h
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mov eax, [esi+24h]
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stosd
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@ -249,7 +249,7 @@ debug_set_drx:
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test byte [eax+10h], 55h
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jnz .okret
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imul eax, ebp, tss_step/32
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and byte [eax + tss_data + l.trap - tss_sceleton], not 1
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and byte [eax + tss_data + TSS._trap], not 1
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.okret:
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and dword [esp+36], 0
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sti
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@ -291,7 +291,7 @@ debug_set_drx:
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and [eax+10h+2], dx
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or [eax+10h+2], bx ; set R/W and LEN fields
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imul eax, ebp, tss_step/32
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or byte [eax + tss_data + l.trap - tss_sceleton], 1
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or byte [eax + tss_data + TSS._trap], 1
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jmp .okret
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debug_read_process_memory:
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@ -518,6 +518,8 @@ proc load_file stdcall, file_name:dword
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jnz .fail
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mov eax, [file_size]
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cmp eax, 1024*1024*16
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ja .fail
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stdcall kernel_alloc, [file_size]
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mov [file], eax
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@ -529,8 +531,9 @@ proc load_file stdcall, file_name:dword
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mov eax, [file]
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cmp dword [eax], 0x4B43504B
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jne .exit
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stdcall kernel_alloc, [eax+4]
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mov ebx, [eax+4]
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mov [file_size], ebx
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stdcall kernel_alloc, ebx
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test eax, eax
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jz .cleanup
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@ -539,12 +542,14 @@ proc load_file stdcall, file_name:dword
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stdcall unpack, [file], eax
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stdcall kernel_free, [file]
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mov eax, [file2]
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mov ebx, [file_size]
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.exit:
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ret
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.cleanup:
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stdcall kernel_free, [file]
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.fail:
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xor eax, eax
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xor ebx, ebx
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ret
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endp
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@ -862,7 +867,6 @@ proc load_library stdcall, file_name:dword
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cli
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stdcall load_file, [file_name]
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test eax, eax
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jz .fail
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@ -1335,3 +1335,223 @@ endg
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; pop edx
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; pop eax
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align 4
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k_strrchr:
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push eax
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xor eax,eax
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or ecx,-1
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repne scasb
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add ecx,1
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neg ecx
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sub edi,1
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pop eax
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std
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repne scasb
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cld
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add edi,1
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cmp [edi],al
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jne @F
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mov eax,edi
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ret
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@@:
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xor eax,eax
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ret
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align 4
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proc k_strncpy stdcall, dest:dword, src:dword, maxlen:dword
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mov eax, [dest]
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mov esi, [src]
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mov ecx, [maxlen]
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test eax, eax
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jz .L9
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test esi, esi
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jz .L9
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test ecx, ecx
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jz .L9
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sub esi, eax
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jmp .L1
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align 4
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.L2:
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mov edx, [esi+eax]
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mov [eax], dl
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test dl, dl
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jz .L7
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mov [eax+1], dh
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test dh, dh
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jz .L6
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shr edx, 16
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mov [eax+2],dl
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test dl, dl
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jz .L5
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mov [eax+3], dh
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test dh, dh
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jz .L4
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add eax, 4
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.L1:
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sub ecx, 4
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jae .L2
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add ecx, 4
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jz .L9
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mov dl, [eax+esi]
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mov [eax], dl
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test dl, dl
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jz .L3
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inc eax
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dec ecx
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jz .L9
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mov dl, [eax+esi]
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mov [eax], dl
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test dl, dl
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jz .L3
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inc eax
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dec ecx
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jz .L9
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mov dl, [eax+esi]
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mov [eax], dl
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test dl, dl
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jz .L3
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inc eax
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jmp .L9
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.L4: dec ecx
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inc eax
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.L5: dec ecx
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inc eax
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.L6: dec ecx
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inc eax
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.L7:
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add ecx,3
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jz .L9
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.L8:
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mov byte [ecx+eax], 0
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.L3:
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dec ecx
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jnz .L8
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.L9:
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ret
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endp
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if 0
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magic equ 0xfefefeff
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k_strlen:
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mov eax,[esp+4]
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mov edx, 3
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and edx, eax
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jz .L1
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jp .L0
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cmp dh, byte [eax]
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je .L2
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inc eax
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cmp dh, byte [eax]
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je .L2
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inc eax
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xor edx, 2
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jz .L1
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.L0:
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cmp dh, [eax]
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je .L2
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inc eax
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xor edx, edx
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.L1:
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mov ecx, [eax]
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add eax, 4
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sub edx, ecx
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add ecx, magic
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dec edx
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jnc .L3
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xor edx, ecx
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and edx, not magic
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jne .L3
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mov ecx, [eax]
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add eax, 4
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sub edx, ecx
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add ecx, magic
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dec edx
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jnc .L3
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xor edx, ecx
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and edx, not magic
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jne .L3
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mov ecx, [eax]
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add eax, 4
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sub edx, ecx
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add ecx, magic
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dec edx
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jnc .L3
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xor edx, ecx
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and edx, not magic
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jne .L3
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mov ecx, [eax]
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add eax, 4
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sub edx, ecx
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add ecx, magic
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dec edx
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jnc .L3
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xor edx, ecx
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and edx, not magic
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je .L1
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.L3: sub eax ,4
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sub ecx, magic
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cmp cl, 0
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jz .L2
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inc eax
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test ch, ch
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jz .L2
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shr ecx, 16
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inc eax
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cmp cl,0
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jz .L2
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inc eax
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.L2:
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sub eax, [esp+4]
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ret
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end if
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@ -12,39 +12,6 @@ idtreg:
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dd idts+8
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;label idts at 0xB100-8
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uglobal
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tss_sceleton:
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l.back dw 0,0
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l.esp0 dd 0
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l.ss0 dw 0,0
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l.esp1 dd 0
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l.ss1 dw 0,0
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l.esp2 dd 0
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l.ss2 dw 0,0
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l.cr3 dd 0
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l.eip dd 0
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l.eflags dd 0
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l.eax dd 0
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l.ecx dd 0
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l.edx dd 0
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l.ebx dd 0
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l.esp dd 0
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l.ebp dd 0
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l.esi dd 0
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l.edi dd 0
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l.es dw 0,0
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l.cs dw 0,0
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l.ss dw 0,0
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l.ds dw 0,0
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l.fs dw 0,0
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l.gs dw 0,0
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l.ldt dw 0,0
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l.trap dw 0
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l.io dw 0
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endg
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build_process_gdt_tss_pointer:
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mov ecx,tss_data
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@ -512,8 +479,7 @@ sys_resize_app_memory:
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.no_application_mem_resize:
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ret
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if 0
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get_app_params:
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push eax
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@ -577,20 +543,19 @@ get_app_params:
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stc
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ret
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end if
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uglobal
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new_process_place dd 0x0
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app_start dd 0x0
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app_i_end dd 0x0
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app_mem dd 0x0
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app_esp dd 0x0
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app_i_param dd 0x0
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app_i_icon dd 0x0
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;uglobal
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; new_process_place dd 0x0
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; app_start dd 0x0
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; app_i_end dd 0x0
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; app_mem dd 0x0
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; app_esp dd 0x0
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; app_i_param dd 0x0
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; app_i_icon dd 0x0
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; app_mem_pos dd 0x0
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appl_path dd 0x0
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appl_path_size dd 0x0
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endg
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;endg
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sys_threads:
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@ -1,4 +1,4 @@
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GREEDY_KERNEL equ 0
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GREEDY_KERNEL equ 0
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struc APP_HEADER_00
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@ -21,61 +21,235 @@ struc APP_HEADER_01
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.i_icon dd ? ;+32
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}
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struc TSS
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{
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._back rw 2
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._esp0 rd 1
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._ss0 rw 2
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._esp1 rd 1
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._ss1 rw 2
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._esp2 rd 1
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._ss2 rw 2
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._cr3 rd 1
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._eip rd 1
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._eflags rd 1
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._eax rd 1
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._ecx rd 1
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._edx rd 1
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._ebx rd 1
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._esp rd 1
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._ebp rd 1
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._esi rd 1
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._edi rd 1
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._es rw 2
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._cs rw 2
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._ss rw 2
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._ds rw 2
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._fs rw 2
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._gs rw 2
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._ldt rw 2
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._trap rw 1
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._io rw 1
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}
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virtual at 0
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TSS TSS
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end virtual
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struc APP_PARAMS
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{ .app_cmdline ;0x00
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.app_path ;0x04
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.app_eip ;0x08
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.app_esp ;0x0C
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.app_mem ;0x10
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}
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macro _clear_ op
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{ mov ecx, op/4
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xor eax, eax
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cld
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rep stosd
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}
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align 4
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proc test_app_header stdcall, header:dword
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virtual at ebx
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proc fs_exec_EX stdcall file_name:dword, cmd_line:dword, flags:dword
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locals
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save_cr3 dd ?
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slot dd ?
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slot_base dd ?
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file_base dd ?
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file_size dd ?
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app_cmdline dd ? ;0x00
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app_path dd ? ;0x04
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app_eip dd ? ;0x08
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app_esp dd ? ;0x0C
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app_mem dd ? ;0x10
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endl
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stdcall load_file,[file_name]
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mov ecx, -ERROR_FILE_NOT_FOUND
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test eax, eax
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jz .err ;fail
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mov [file_base], eax
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mov [file_size], ebx
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lea ebx, [app_cmdline]
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call test_app_header
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mov ecx, -0x1F
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test eax, eax
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jz .err ;fail
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mov esi, new_process_loading
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call sys_msg_board_str ; write message to message board
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pushfd
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cli
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.wait_lock:
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cmp [application_table_status],0
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je .get_lock
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call change_task
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jmp .wait_lock
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.get_lock:
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mov eax, 1
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xchg eax, [application_table_status]
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cmp eax, 0
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jne .wait_lock
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call set_application_table_status
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call get_new_process_place
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test eax, eax
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mov ecx, -0x20 ; too many processes
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jz .err
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mov [slot], eax
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shl eax, 8
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add eax, PROC_BASE
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mov [slot_base], eax
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mov edi, eax
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_clear_ 256 ;clean extended information about process
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; write application name
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mov edi, [file_name]
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mov al, '/'
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call k_strrchr ; now eax points to name without path
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lea esi, [eax+1]
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test eax, eax
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jnz @F
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mov esi, [file_name]
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@@:
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mov ecx, 8 ; 8 chars for name
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mov edi, [slot_base]
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.copy_process_name_loop:
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lodsb
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cmp al, '.'
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jz .copy_process_name_done
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test al, al
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jz .copy_process_name_done
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stosb
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loop .copy_process_name_loop
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.copy_process_name_done:
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mov ebx, cr3
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mov [save_cr3], ebx
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if GREEDY_KERNEL
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stdcall create_app_space,[app_mem],[file_size]
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else
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stdcall create_app_space,[app_mem],[app_mem]
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end if
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test eax, eax
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jz .failed
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mov ebx,[slot_base]
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mov [ebx+APPDATA.dir_table],eax
|
||||
mov eax,[app_mem]
|
||||
mov [ebx+APPDATA.mem_size],eax
|
||||
|
||||
mov ecx, [file_size]
|
||||
add ecx, 3
|
||||
shr ecx, 2
|
||||
mov esi, [file_base]
|
||||
mov edi, new_app_base
|
||||
cld
|
||||
rep movsd
|
||||
|
||||
stdcall kernel_free, [file_base]
|
||||
lea eax, [app_cmdline]
|
||||
stdcall set_app_params ,[slot],eax,[cmd_line],\
|
||||
[file_name], dword 0 ;[flags]
|
||||
|
||||
mov eax, [save_cr3]
|
||||
call set_cr3
|
||||
|
||||
xor eax, eax
|
||||
mov [application_table_status],eax ;unlock application_table_status mutex
|
||||
popfd
|
||||
mov eax,[process_number] ;set result
|
||||
ret
|
||||
.failed:
|
||||
mov eax, [save_cr3]
|
||||
call set_cr3
|
||||
.err:
|
||||
popfd
|
||||
xor eax, eax
|
||||
mov [application_table_status],eax
|
||||
ret
|
||||
endp
|
||||
|
||||
align 4
|
||||
test_app_header:
|
||||
virtual at eax
|
||||
APP_HEADER_00 APP_HEADER_00
|
||||
end virtual
|
||||
|
||||
mov ebx, [header]
|
||||
cmp [ebx+6], word '00'
|
||||
jne .check_01_header
|
||||
|
||||
mov eax,[APP_HEADER_00.start]
|
||||
mov [app_start],eax
|
||||
mov eax,[APP_HEADER_00.i_end]
|
||||
mov [app_i_end],eax
|
||||
mov eax,[APP_HEADER_00.mem_size]
|
||||
mov [app_mem],eax
|
||||
shr eax,1
|
||||
sub eax,0x10
|
||||
mov [app_esp],eax
|
||||
mov eax,[APP_HEADER_00.i_param]
|
||||
mov [app_i_param],eax
|
||||
mov [app_i_icon],dword 0
|
||||
|
||||
mov eax,1
|
||||
ret
|
||||
|
||||
.check_01_header:
|
||||
virtual at ebx
|
||||
virtual at eax
|
||||
APP_HEADER_01 APP_HEADER_01
|
||||
end virtual
|
||||
|
||||
cmp [ebx+6],word '01'
|
||||
jne .no_01_header
|
||||
cmp dword [eax], 'MENU'
|
||||
jne .fail
|
||||
cmp word [eax+4],'ET'
|
||||
jne .fail
|
||||
|
||||
mov eax,[APP_HEADER_01.start]
|
||||
mov [app_start],eax
|
||||
mov eax,[APP_HEADER_01.i_end]
|
||||
mov [app_i_end],eax
|
||||
mov eax,[APP_HEADER_01.mem_size]
|
||||
mov [app_mem],eax
|
||||
mov eax,[APP_HEADER_01.stack_top]
|
||||
mov [app_esp],eax
|
||||
mov eax,[APP_HEADER_01.i_param]
|
||||
mov [app_i_param],eax
|
||||
mov eax,[APP_HEADER_01.i_icon]
|
||||
mov [app_i_icon],eax
|
||||
cmp [eax+6], word '00'
|
||||
jne .check_01_header
|
||||
|
||||
mov eax,1
|
||||
mov ecx,[APP_HEADER_00.start]
|
||||
mov [ebx+0x08], ecx ;app_eip
|
||||
mov edx,[APP_HEADER_00.mem_size]
|
||||
mov [ebx+0x10], edx ;app_mem
|
||||
shr edx,1
|
||||
sub edx,0x10
|
||||
mov [ebx+0x0C], edx ;app_esp
|
||||
mov ecx,[APP_HEADER_00.i_param]
|
||||
mov [ebx], ecx ;app_cmdline
|
||||
mov [ebx+4], dword 0 ;app_path
|
||||
ret
|
||||
|
||||
.no_01_header:
|
||||
.check_01_header:
|
||||
|
||||
cmp [eax+6],word '01'
|
||||
jne .fail
|
||||
|
||||
mov ecx,[APP_HEADER_01.start]
|
||||
mov [ebx+0x08], ecx ;app_eip
|
||||
mov edx,[APP_HEADER_01.mem_size]
|
||||
mov [ebx+0x10], edx ;app_mem
|
||||
mov ecx,[APP_HEADER_01.stack_top]
|
||||
mov [ebx+0x0C], ecx ;app_esp
|
||||
mov edx,[APP_HEADER_01.i_param]
|
||||
mov [ebx], edx ;app_cmdline
|
||||
mov ecx,[APP_HEADER_01.i_icon]
|
||||
mov [ebx+4], ecx ;app_path
|
||||
ret
|
||||
.fail:
|
||||
xor eax, eax
|
||||
ret
|
||||
endp
|
||||
|
||||
align 4
|
||||
proc get_new_process_place
|
||||
@ -399,8 +573,10 @@ proc fs_execute
|
||||
mov ebx, [tmp_task_data] ;cmd line
|
||||
add ebx, TMP_CMD_LINE
|
||||
|
||||
stdcall fs_exec, eax, ebx, [flags], [ebp+8],\
|
||||
[ebp+12], [ebp+16],[ebp+20]
|
||||
stdcall fs_exec_EX, eax, ebx, [flags]
|
||||
|
||||
; stdcall fs_exec, eax, ebx, [flags], [ebp+8],\
|
||||
; [ebp+12], [ebp+16],[ebp+20]
|
||||
mov [retval], eax
|
||||
popad
|
||||
mov [pg_data.tmp_task_mutex], 0
|
||||
@ -409,400 +585,6 @@ proc fs_execute
|
||||
|
||||
endp
|
||||
|
||||
align 4
|
||||
proc fs_exec stdcall file_name:dword, cmd_line:dword, flags:dword,\
|
||||
fn_read:dword, file_size:dword,\
|
||||
cluster:dword, some_data:dword
|
||||
|
||||
locals
|
||||
slot dd ?
|
||||
app_path_size dd ?
|
||||
save_cr3 dd ?
|
||||
img_size dd ?
|
||||
endl
|
||||
|
||||
; check filename length - with terminating NULL must be no more than 1024 symbols
|
||||
|
||||
mov edi, [file_name]
|
||||
mov ecx, 1024
|
||||
xor eax, eax
|
||||
repnz scasb
|
||||
jz @f
|
||||
mov eax, -ERROR_FILE_NOT_FOUND
|
||||
ret
|
||||
@@:
|
||||
sub edi, [file_name]
|
||||
mov [app_path_size], edi
|
||||
|
||||
mov esi, new_process_loading
|
||||
call sys_msg_board_str ; write message to message board
|
||||
|
||||
pushfd
|
||||
cli
|
||||
|
||||
.wait_lock:
|
||||
cmp [application_table_status],0
|
||||
je .get_lock
|
||||
call change_task
|
||||
jmp .wait_lock
|
||||
|
||||
.get_lock:
|
||||
mov eax, 1
|
||||
xchg eax, [application_table_status]
|
||||
cmp eax, 0
|
||||
jne .wait_lock
|
||||
|
||||
call set_application_table_status
|
||||
|
||||
call get_new_process_place
|
||||
test eax, eax
|
||||
mov ecx, -0x20 ; too many processes
|
||||
jz .err
|
||||
mov [slot], eax
|
||||
|
||||
mov edi,eax
|
||||
shl edi,8
|
||||
add edi,PROC_BASE
|
||||
mov ecx,256/4
|
||||
xor eax,eax
|
||||
cld
|
||||
rep stosd ;clean extended information about process
|
||||
|
||||
; write application name
|
||||
|
||||
mov edi, [file_name]
|
||||
mov ecx, [app_path_size]
|
||||
add edi, ecx
|
||||
dec edi
|
||||
std
|
||||
mov al, '/'
|
||||
repnz scasb
|
||||
cld
|
||||
jnz @f
|
||||
inc edi
|
||||
@@:
|
||||
inc edi
|
||||
; now edi points to name without path
|
||||
|
||||
mov esi, edi
|
||||
mov ecx, 8 ; 8 chars for name
|
||||
mov edi, [slot]
|
||||
shl edi, cl
|
||||
add edi, PROC_BASE
|
||||
.copy_process_name_loop:
|
||||
lodsb
|
||||
cmp al, '.'
|
||||
jz .copy_process_name_done
|
||||
test al, al
|
||||
jz .copy_process_name_done
|
||||
stosb
|
||||
loop .copy_process_name_loop
|
||||
.copy_process_name_done:
|
||||
mov al, ' '
|
||||
rep stosb
|
||||
pop eax
|
||||
mov cl, 3 ; 3 chars for extension
|
||||
dec esi
|
||||
@@:
|
||||
dec eax
|
||||
cmp eax, esi
|
||||
jbe .copy_process_ext_done
|
||||
cmp byte [eax], '.'
|
||||
jnz @b
|
||||
lea esi, [eax+1]
|
||||
.copy_process_ext_loop:
|
||||
lodsb
|
||||
test al, al
|
||||
jz .copy_process_ext_done
|
||||
stosb
|
||||
loop .copy_process_ext_loop
|
||||
.copy_process_ext_done:
|
||||
mov al, ' '
|
||||
rep stosb
|
||||
|
||||
; read header
|
||||
lea eax, [file_size]
|
||||
mov ebx, [eax]
|
||||
mov [img_size], ebx
|
||||
mov edi, TMP_BUFF
|
||||
call [fn_read]
|
||||
|
||||
test eax, eax
|
||||
jnz .err
|
||||
|
||||
; check menuet signature
|
||||
|
||||
mov ecx, -0x1F
|
||||
;check MENUET signature
|
||||
cmp [TMP_BUFF],dword 'MENU'
|
||||
jnz .err
|
||||
cmp [TMP_BUFF+4],word 'ET'
|
||||
jnz .err
|
||||
|
||||
stdcall test_app_header, TMP_BUFF
|
||||
test eax, eax
|
||||
jz .err
|
||||
|
||||
mov eax, cr3
|
||||
mov [save_cr3], eax
|
||||
if GREEDY_KERNEL
|
||||
stdcall create_app_space,[app_mem],[img_size]
|
||||
else
|
||||
stdcall create_app_space,[app_mem],[app_mem]
|
||||
end if
|
||||
test eax, eax
|
||||
jz .failed
|
||||
|
||||
mov ebx,[slot]
|
||||
shl ebx,8
|
||||
mov [PROC_BASE+ebx+0xB8],eax
|
||||
|
||||
mov esi, TMP_BUFF
|
||||
mov edi, new_app_base
|
||||
mov ecx, 512/4
|
||||
cld
|
||||
rep movsd
|
||||
|
||||
;read file
|
||||
@@:
|
||||
lea eax, [file_size]
|
||||
cmp dword [eax], 0
|
||||
jz .done
|
||||
push edi
|
||||
call [fn_read]
|
||||
pop edi
|
||||
add edi, 512
|
||||
test eax, eax
|
||||
jz @b
|
||||
cmp ebx, 6
|
||||
jne .failed
|
||||
.done:
|
||||
stdcall add_app_parameters, [slot], new_app_base,\
|
||||
[cmd_line],[file_name],[flags]
|
||||
|
||||
mov eax, [save_cr3]
|
||||
call set_cr3
|
||||
|
||||
xor eax, eax
|
||||
mov [application_table_status],eax ;unlock application_table_status mutex
|
||||
popfd
|
||||
mov eax,[process_number] ;set result
|
||||
ret
|
||||
|
||||
.failed:
|
||||
mov eax, [save_cr3]
|
||||
call set_cr3
|
||||
.err:
|
||||
|
||||
popfd
|
||||
xor eax, eax
|
||||
mov [application_table_status],eax
|
||||
ret
|
||||
endp
|
||||
|
||||
align 4
|
||||
proc add_app_parameters stdcall,slot:dword,img_base:dword,\
|
||||
cmd_line:dword, app_path:dword, flags:dword
|
||||
|
||||
mov edi, [slot]
|
||||
mov esi, [fpu_data]
|
||||
bt [cpu_caps], CAPS_SSE
|
||||
jnc .no_SSE
|
||||
|
||||
shl edi, 8
|
||||
mov eax, edi
|
||||
lea edi, [esi+edi*2]
|
||||
mov [eax+PROC_BASE+APPDATA.fpu_state], edi
|
||||
mov [eax+PROC_BASE+APPDATA.fpu_handler], 0
|
||||
mov [eax+PROC_BASE+APPDATA.sse_handler], 0
|
||||
mov ecx, 512/4
|
||||
jmp @F
|
||||
.no_SSE:
|
||||
mov eax, edi
|
||||
shl eax, 8
|
||||
mov ebx, edi
|
||||
shl edi, 7
|
||||
shl ebx, 4
|
||||
sub edi, ebx ;edi*=112
|
||||
add edi, esi
|
||||
mov [eax+PROC_BASE+APPDATA.fpu_state], edi
|
||||
mov [eax+PROC_BASE+APPDATA.fpu_handler], 0
|
||||
mov [eax+PROC_BASE+APPDATA.sse_handler], 0
|
||||
mov ecx, 112/4
|
||||
@@:
|
||||
rep movsd
|
||||
|
||||
mov ebx,[slot]
|
||||
cmp ebx,[TASK_COUNT]
|
||||
jle .noinc
|
||||
inc dword [TASK_COUNT] ;update number of processes
|
||||
.noinc:
|
||||
shl ebx,8
|
||||
mov eax,[app_mem]
|
||||
mov [PROC_BASE+APPDATA.mem_size+ebx],eax
|
||||
|
||||
mov ecx, [def_cursor]
|
||||
mov [PROC_BASE+APPDATA.cursor+ebx],ecx
|
||||
|
||||
shr ebx,3
|
||||
mov eax, new_app_base
|
||||
mov dword [CURRENT_TASK+ebx+0x10],eax
|
||||
|
||||
.add_command_line:
|
||||
mov edx,[app_i_param]
|
||||
test edx,edx
|
||||
jz .no_command_line ;application don't need parameters
|
||||
mov eax,[cmd_line]
|
||||
test eax,eax
|
||||
jz .no_command_line ;no parameters specified
|
||||
;calculate parameter length
|
||||
xor ecx,ecx
|
||||
.command_line_len:
|
||||
cmp byte [eax],0
|
||||
jz .command_line_len_end
|
||||
inc eax
|
||||
inc ecx
|
||||
cmp ecx,255
|
||||
jl .command_line_len
|
||||
|
||||
.command_line_len_end:
|
||||
;ecx - parameter length
|
||||
;edx - address of parameters in new process address space
|
||||
inc ecx
|
||||
mov edi, [img_base]
|
||||
add edi, edx
|
||||
mov esi, [cmd_line]
|
||||
rep movsb
|
||||
|
||||
.no_command_line:
|
||||
|
||||
mov edx,[app_i_icon]
|
||||
test edx,edx
|
||||
jz .no_command_line_1 ;application don't need path of file
|
||||
mov esi,[app_path]
|
||||
test esi, esi
|
||||
jz .no_command_line_1 ;application don't need path of file
|
||||
mov ecx, 64
|
||||
mov edi, [img_base]
|
||||
add edi, edx
|
||||
rep movsb
|
||||
|
||||
.no_command_line_1:
|
||||
mov ebx,[slot]
|
||||
mov eax,ebx
|
||||
shl ebx,5
|
||||
; set window state to 'normal' (non-minimized/maximized/rolled-up) state
|
||||
mov [ebx+window_data+WDATA.fl_wstate], WSTATE_NORMAL
|
||||
mov [ebx+window_data+WDATA.fl_redraw], 1
|
||||
add ebx,CURRENT_TASK ;ebx - pointer to information about process
|
||||
mov [ebx+TASKDATA.wnd_number],al;set window number on screen = process slot
|
||||
|
||||
mov [ebx+TASKDATA.event_mask],dword 1+2+4 ;set default event flags (see 40 function)
|
||||
|
||||
inc dword [process_number]
|
||||
mov eax,[process_number]
|
||||
mov [ebx+4],eax ;set PID
|
||||
|
||||
mov ecx,ebx
|
||||
add ecx,(draw_data-CURRENT_TASK) ;ecx - pointer to draw data
|
||||
;set draw data to full screen
|
||||
|
||||
mov [ecx+0],dword 0
|
||||
mov [ecx+4],dword 0
|
||||
mov eax,[SCR_X_SIZE]
|
||||
mov [ecx+8],eax
|
||||
mov eax,[SCR_Y_SIZE]
|
||||
mov [ecx+12],eax
|
||||
;set cr3 register in TSS of application
|
||||
|
||||
mov ecx,[slot]
|
||||
shl ecx,8
|
||||
mov eax,[PROC_BASE+0xB8+ecx]
|
||||
;or eax, PG_NOCACHE
|
||||
mov [l.cr3],eax
|
||||
|
||||
mov eax,[app_start]
|
||||
mov [l.eip],eax ;set eip in TSS
|
||||
mov eax,[app_esp]
|
||||
mov [l.esp],eax ;set stack in TSS
|
||||
|
||||
;gdt
|
||||
mov ax,app_code ;ax - selector of code segment
|
||||
mov [l.cs],ax
|
||||
mov ax,app_data
|
||||
mov [l.ss],ax
|
||||
mov [l.ds],ax
|
||||
mov [l.es],ax
|
||||
mov [l.fs],ax
|
||||
mov ax,graph_data ;ax - selector of graphic segment
|
||||
mov [l.gs],ax
|
||||
mov [l.io],word 128
|
||||
mov [l.eflags],dword 0x1202
|
||||
|
||||
mov [l.ss0],os_data
|
||||
mov ebx,[slot]
|
||||
shl ebx,12
|
||||
add ebx,sysint_stack_data+4096
|
||||
mov [l.esp0],ebx
|
||||
|
||||
;copy tss to it place
|
||||
mov eax,tss_sceleton
|
||||
mov ebx,[slot]
|
||||
imul ebx,tss_step
|
||||
add ebx,tss_data ;ebx - address of application TSS
|
||||
mov ecx,120
|
||||
call memmove
|
||||
|
||||
;Add IO access table - bit array of permitted ports
|
||||
or eax,-1
|
||||
mov edi,[slot]
|
||||
imul edi,tss_step
|
||||
add edi,tss_data+128
|
||||
mov ecx,2048
|
||||
cld
|
||||
rep stosd ;full access to 2048*8=16384 ports
|
||||
|
||||
mov ecx,ebx ;ecx - address of application TSS
|
||||
mov edi,[slot]
|
||||
shl edi,3
|
||||
;set TSS descriptor
|
||||
mov [edi+gdts+tss0+0],word tss_step ;limit (size)
|
||||
mov [edi+gdts+tss0+2],cx ;part of offset
|
||||
mov eax,ecx
|
||||
shr eax,16
|
||||
mov [edi+gdts+tss0+4],al ;part of offset
|
||||
mov [edi+gdts+tss0+7],ah ;part of offset
|
||||
mov [edi+gdts+tss0+5],word 01010000b*256+11101001b ;system flags
|
||||
|
||||
;flush keyboard and buttons queue
|
||||
mov [KEY_COUNT],byte 0
|
||||
mov [BTN_COUNT],byte 0
|
||||
|
||||
mov edi,[slot]
|
||||
shl edi,5
|
||||
add edi,window_data
|
||||
mov ebx,[slot]
|
||||
movzx esi,word [WIN_STACK+ebx*2]
|
||||
lea esi,[WIN_POS+esi*2]
|
||||
call windowactivate ;gui initialization
|
||||
|
||||
mov ebx,[slot]
|
||||
shl ebx,5
|
||||
mov [CURRENT_TASK+ebx+0xa],byte 0 ;set process state - running
|
||||
; set if debuggee
|
||||
mov eax, [flags]
|
||||
test byte [flags], 1
|
||||
jz .no_debug
|
||||
mov [CURRENT_TASK+ebx+0xa],byte 1 ;set process state - suspended
|
||||
mov eax,[CURRENT_TASK]
|
||||
mov [PROC_BASE+ebx*8+0xac],eax ;set debugger PID - current
|
||||
.no_debug:
|
||||
|
||||
mov esi,new_process_running
|
||||
call sys_msg_board_str ;output information about succefull startup
|
||||
|
||||
ret
|
||||
endp
|
||||
|
||||
pid_to_slot:
|
||||
;Input:
|
||||
@ -1054,27 +836,28 @@ proc write_process_memory
|
||||
ret
|
||||
endp
|
||||
|
||||
|
||||
align 4
|
||||
proc new_sys_threads
|
||||
locals
|
||||
thread_start dd ?
|
||||
thread_stack dd ?
|
||||
params dd ?
|
||||
slot dd ?
|
||||
app_cmdline dd ? ;0x00
|
||||
app_path dd ? ;0x04
|
||||
app_eip dd ? ;0x08
|
||||
app_esp dd ? ;0x0C
|
||||
app_mem dd ? ;0x10
|
||||
endl
|
||||
|
||||
mov [thread_start], ebx
|
||||
mov [thread_stack], ecx
|
||||
mov [params], 0
|
||||
cmp eax,1
|
||||
jne .failed ;other subfunctions
|
||||
|
||||
xor edx,edx ; flags=0
|
||||
xor eax,eax
|
||||
mov [app_cmdline], eax
|
||||
mov [app_path], eax
|
||||
mov [app_eip], ebx
|
||||
mov [app_esp], ecx
|
||||
|
||||
cmp eax,1
|
||||
jnz .failed ;other subfunctions
|
||||
mov esi,new_process_loading
|
||||
call sys_msg_board_str
|
||||
|
||||
.wait_lock:
|
||||
cmp [application_table_status],0
|
||||
je .get_lock
|
||||
@ -1095,41 +878,39 @@ proc new_sys_threads
|
||||
|
||||
mov [slot], eax
|
||||
|
||||
xor eax,eax
|
||||
mov [app_i_param],eax
|
||||
mov [app_i_icon],eax
|
||||
|
||||
mov ebx, [thread_start]
|
||||
mov ecx, [thread_stack]
|
||||
|
||||
mov [app_start],ebx
|
||||
mov [app_esp],ecx
|
||||
|
||||
mov esi,[CURRENT_TASK]
|
||||
shl esi,8
|
||||
add esi,PROC_BASE
|
||||
mov ebx,esi ;ebx=esi - pointer to extended information about current thread
|
||||
mov ebx,esi ;ebx=esi - pointer to extended information about current thread
|
||||
|
||||
mov edi,[slot]
|
||||
mov edi, eax
|
||||
shl edi,8
|
||||
add edi,PROC_BASE
|
||||
mov edx,edi ;edx=edi - pointer to extended infomation about new thread
|
||||
mov edx,edi ;edx=edi - pointer to extended infomation about new thread
|
||||
mov ecx,256/4
|
||||
rep stosd ;clean extended information about new thread
|
||||
xor eax, eax
|
||||
cld
|
||||
rep stosd ;clean extended information about new thread
|
||||
mov esi,ebx
|
||||
mov edi,edx
|
||||
mov ecx,11
|
||||
rep movsb ;copy process name
|
||||
mov eax,[ebx+APPDATA.heap_base]
|
||||
mov [edx+APPDATA.heap_base], eax
|
||||
mov ecx,[ebx+APPDATA.heap_top]
|
||||
mov [edx+APPDATA.heap_top], ecx
|
||||
mov eax,[ebx+APPDATA.mem_size]
|
||||
mov [app_mem],eax ;set memory size
|
||||
mov eax,[ebx+0xb8]
|
||||
mov [edx+0xb8],eax ;copy page directory
|
||||
rep movsb ;copy process name
|
||||
|
||||
stdcall add_app_parameters, [slot], new_app_base,\
|
||||
[params], dword 0,dword 0
|
||||
mov eax,[ebx+APPDATA.heap_base]
|
||||
mov [edx+APPDATA.heap_base], eax
|
||||
|
||||
mov ecx,[ebx+APPDATA.heap_top]
|
||||
mov [edx+APPDATA.heap_top], ecx
|
||||
|
||||
mov eax,[ebx+APPDATA.mem_size]
|
||||
mov [edx+APPDATA.mem_size], eax
|
||||
|
||||
mov ecx,[ebx+APPDATA.dir_table]
|
||||
mov [edx+APPDATA.dir_table],ecx ;copy page directory
|
||||
|
||||
lea eax, [app_cmdline]
|
||||
stdcall set_app_params ,[slot],eax,dword 0,\
|
||||
dword 0,dword 0
|
||||
|
||||
mov esi,new_process_running
|
||||
call sys_msg_board_str ;output information about succefull startup
|
||||
@ -1162,6 +943,171 @@ proc wait_mutex stdcall, mutex:dword
|
||||
ret
|
||||
endp
|
||||
|
||||
align 4
|
||||
proc set_app_params stdcall,slot:dword, params:dword,\
|
||||
cmd_line:dword, app_path:dword, flags:dword
|
||||
|
||||
mov edi, [slot]
|
||||
mov esi, [fpu_data]
|
||||
bt [cpu_caps], CAPS_SSE
|
||||
jnc .no_SSE
|
||||
|
||||
shl edi, 8
|
||||
mov eax, edi
|
||||
lea edi, [esi+edi*2]
|
||||
mov [eax+PROC_BASE+APPDATA.fpu_state], edi
|
||||
mov [eax+PROC_BASE+APPDATA.fpu_handler], 0
|
||||
mov [eax+PROC_BASE+APPDATA.sse_handler], 0
|
||||
mov ecx, 512/4
|
||||
jmp @F
|
||||
.no_SSE:
|
||||
mov eax, edi
|
||||
shl eax, 8
|
||||
mov ebx, edi
|
||||
shl edi, 7
|
||||
shl ebx, 4
|
||||
sub edi, ebx ;edi*=112
|
||||
add edi, esi
|
||||
mov [eax+PROC_BASE+APPDATA.fpu_state], edi
|
||||
mov [eax+PROC_BASE+APPDATA.fpu_handler], 0
|
||||
mov [eax+PROC_BASE+APPDATA.sse_handler], 0
|
||||
mov ecx, 112/4
|
||||
@@:
|
||||
rep movsd
|
||||
|
||||
mov ebx,[slot]
|
||||
cmp ebx,[TASK_COUNT]
|
||||
jle .noinc
|
||||
inc dword [TASK_COUNT] ;update number of processes
|
||||
.noinc:
|
||||
shl ebx,8
|
||||
mov ecx, [def_cursor]
|
||||
mov [PROC_BASE+APPDATA.cursor+ebx],ecx
|
||||
|
||||
shr ebx,3
|
||||
mov eax, new_app_base
|
||||
mov dword [CURRENT_TASK+ebx+0x10],eax
|
||||
|
||||
.add_command_line:
|
||||
mov edx,[params]
|
||||
mov edx,[edx] ;app_cmdline
|
||||
test edx,edx
|
||||
jz @F ;application don't need parameters
|
||||
add edx, new_app_base
|
||||
stdcall k_strncpy, edx, [cmd_line], 255
|
||||
@@:
|
||||
mov edx,[params]
|
||||
mov edx, [edx+4] ;app_path
|
||||
test edx,edx
|
||||
jz @F ;application don't need path of file
|
||||
add edx, new_app_base
|
||||
stdcall k_strncpy, edx, [app_path], 64
|
||||
@@:
|
||||
mov ebx,[slot]
|
||||
mov eax,ebx
|
||||
shl ebx,5
|
||||
; set window state to 'normal' (non-minimized/maximized/rolled-up) state
|
||||
mov [ebx+window_data+WDATA.fl_wstate], WSTATE_NORMAL
|
||||
mov [ebx+window_data+WDATA.fl_redraw], 1
|
||||
add ebx,CURRENT_TASK ;ebx - pointer to information about process
|
||||
mov [ebx+TASKDATA.wnd_number],al;set window number on screen = process slot
|
||||
|
||||
mov [ebx+TASKDATA.event_mask],dword 1+2+4 ;set default event flags (see 40 function)
|
||||
|
||||
inc dword [process_number]
|
||||
mov eax,[process_number]
|
||||
mov [ebx+4],eax ;set PID
|
||||
|
||||
mov ecx,ebx
|
||||
add ecx,(draw_data-CURRENT_TASK) ;ecx - pointer to draw data
|
||||
;set draw data to full screen
|
||||
|
||||
mov [ecx+0],dword 0
|
||||
mov [ecx+4],dword 0
|
||||
mov eax,[SCR_X_SIZE]
|
||||
mov [ecx+8],eax
|
||||
mov eax,[SCR_Y_SIZE]
|
||||
mov [ecx+12],eax
|
||||
|
||||
mov edi,[slot]
|
||||
imul edi,tss_step
|
||||
add edi,tss_data
|
||||
mov ecx,128/4
|
||||
xor eax, eax
|
||||
cld
|
||||
rep stosd
|
||||
;Add IO access table - bit array of permitted ports
|
||||
not eax
|
||||
mov ecx,2048
|
||||
rep stosd ; access to 4096*8=65536 ports
|
||||
sub edi, tss_step
|
||||
|
||||
;set cr3 register in TSS of application
|
||||
mov ecx, [slot]
|
||||
shl ecx, 8
|
||||
mov eax,[PROC_BASE+ecx+APPDATA.dir_table]
|
||||
mov [edi+TSS._cr3],eax
|
||||
|
||||
mov esi,[params]
|
||||
mov eax, [esi+0x08] ;app_eip
|
||||
mov [edi+TSS._eip],eax ;set eip in TSS
|
||||
mov eax, [esi+0x0C] ;app_esp
|
||||
mov [edi+TSS._esp],eax ;set stack in TSS
|
||||
mov [edi+TSS._eflags],dword 0x1202
|
||||
|
||||
mov [edi+TSS._cs],app_code ;selector of code segment
|
||||
mov [edi+TSS._ss],app_data
|
||||
mov [edi+TSS._ds],app_data
|
||||
mov [edi+TSS._es],app_data
|
||||
mov [edi+TSS._fs],app_data
|
||||
mov [edi+TSS._gs],graph_data ;selector of graphic segment
|
||||
mov [edi+TSS._io],word 128
|
||||
mov [edi+TSS._ss0], os_data
|
||||
mov ebx,[slot]
|
||||
shl ebx,12
|
||||
add ebx,sysint_stack_data+4096
|
||||
mov [edi+TSS._esp0],ebx
|
||||
|
||||
mov ecx, edi ;ecx - address of application TSS
|
||||
mov ebx,[slot]
|
||||
shl ebx,3
|
||||
;set TSS descriptor
|
||||
mov [ebx+gdts+tss0+0],word tss_step ;limit (size)
|
||||
mov [ebx+gdts+tss0+2],cx ;part of offset
|
||||
shr ecx,16
|
||||
mov [ebx+gdts+tss0+4],cl ;part of offset
|
||||
mov [ebx+gdts+tss0+7],ch ;part of offset
|
||||
mov [ebx+gdts+tss0+5],word 01010000b*256+11101001b ;system flags
|
||||
|
||||
;flush keyboard and buttons queue
|
||||
mov [KEY_COUNT],byte 0
|
||||
mov [BTN_COUNT],byte 0
|
||||
|
||||
mov edi,[slot]
|
||||
shl edi,5
|
||||
add edi,window_data
|
||||
mov ebx,[slot]
|
||||
movzx esi,word [WIN_STACK+ebx*2]
|
||||
lea esi,[WIN_POS+esi*2]
|
||||
call windowactivate ;gui initialization
|
||||
|
||||
mov ebx,[slot]
|
||||
shl ebx,5
|
||||
mov [CURRENT_TASK+ebx+0xa],byte 0 ;set process state - running
|
||||
; set if debuggee
|
||||
mov eax, [flags]
|
||||
test byte [flags], 1
|
||||
jz .no_debug
|
||||
mov [CURRENT_TASK+ebx+0xa],byte 1 ;set process state - suspended
|
||||
mov eax,[CURRENT_TASK]
|
||||
mov [PROC_BASE+ebx*8+0xac],eax ;set debugger PID - current
|
||||
.no_debug:
|
||||
mov esi,new_process_running
|
||||
call sys_msg_board_str ;output information about succefull startup
|
||||
ret
|
||||
endp
|
||||
|
||||
|
||||
|
||||
include "debug.inc"
|
||||
|
||||
|
||||
@ -41,7 +41,7 @@ rootdirs:
|
||||
db 3,'cd3'
|
||||
dd fs_OnCd3
|
||||
dd fs_NextCd
|
||||
;***********************************************
|
||||
;***********************************************
|
||||
db 0
|
||||
|
||||
|
||||
@ -97,6 +97,18 @@ file_system_lfn:
|
||||
add esi, std_application_base_address
|
||||
mov ebp, esi
|
||||
lodsb
|
||||
@@:
|
||||
cmp dword [ebx], 7
|
||||
jne @F
|
||||
mov edx, [ebx+4]
|
||||
mov ebx, [ebx+8]
|
||||
test ebx, ebx
|
||||
jz .l1
|
||||
add ebx, new_app_base
|
||||
.l1:
|
||||
call fs_execute ; ebp, ebx, edx
|
||||
mov [esp+36], eax
|
||||
ret
|
||||
@@:
|
||||
cmp al, '/'
|
||||
jz @f
|
||||
@ -591,7 +603,7 @@ fs_HasCd3:
|
||||
cmp al, 00000010b
|
||||
setz al
|
||||
ret
|
||||
;*******************************************************
|
||||
;*******************************************************
|
||||
|
||||
; fs_NextXXX functions:
|
||||
; in: eax = partition number, from which start to scan
|
||||
@ -648,7 +660,7 @@ fs_NextHd:
|
||||
inc eax
|
||||
clc
|
||||
ret
|
||||
|
||||
|
||||
;*******************************************************
|
||||
fs_NextCd:
|
||||
; we always have /cdX/1
|
||||
|
||||
@ -23,7 +23,6 @@ max_processes equ 255
|
||||
|
||||
;window_data equ 0x0000
|
||||
;tss_data equ 0xD20000
|
||||
;tss_step equ (128+2048) ; tss & i/o - 16384 ports, * 256=557056
|
||||
tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
|
||||
;draw_data equ 0xC00000
|
||||
;sysint_stack_data equ 0xC03000
|
||||
@ -619,26 +618,25 @@ include 'vmodeld.inc'
|
||||
mov [0x3020+TASKDATA.pid], 1 ; process id number
|
||||
mov [0x3020+TASKDATA.mem_start], 0 ; process base address
|
||||
|
||||
; set default flags & stacks
|
||||
mov [l.eflags],dword 0x11202 ; sti and resume
|
||||
mov [l.ss0], os_data
|
||||
; osloop - TSS
|
||||
mov eax,cr3
|
||||
mov [l.cr3],eax
|
||||
mov [l.eip],osloop
|
||||
mov [l.esp],sysint_stack_data + 4096*2 ; uses slot 1 stack
|
||||
mov [l.cs],os_code
|
||||
mov [l.ss],os_data
|
||||
mov [l.ds],os_data
|
||||
mov [l.es],os_data
|
||||
mov [l.fs],os_data
|
||||
mov [l.gs],os_data
|
||||
; move tss to tss_data+tss_step
|
||||
mov esi,tss_sceleton
|
||||
mov edi,tss_data+tss_step
|
||||
mov ecx,120/4
|
||||
mov ecx, (tss_step)/4
|
||||
xor eax, eax
|
||||
cld
|
||||
rep movsd
|
||||
rep stosd
|
||||
|
||||
mov edi,tss_data+tss_step
|
||||
mov [edi+TSS._ss0], os_data
|
||||
mov eax,cr3
|
||||
mov [edi+TSS._cr3],eax
|
||||
mov [edi+TSS._eip],osloop
|
||||
mov [edi+TSS._eflags],dword 0x11202 ; sti and resume
|
||||
mov [edi+TSS._esp],sysint_stack_data + 4096*2 ; uses slot 1 stack
|
||||
mov [edi+TSS._cs],os_code
|
||||
mov [edi+TSS._ss],os_data
|
||||
mov [edi+TSS._ds],os_data
|
||||
mov [edi+TSS._es],os_data
|
||||
mov [edi+TSS._fs],os_data
|
||||
mov [edi+TSS._gs],os_data
|
||||
|
||||
mov ax,tss0
|
||||
ltr ax
|
||||
@ -699,26 +697,18 @@ include 'vmodeld.inc'
|
||||
cli
|
||||
cmp byte [0x2f0000+0x9030],1
|
||||
jne no_load_vrr_m
|
||||
mov ebp,vrr_m
|
||||
lea esi,[ebp+6] ; skip '/rd/1/'
|
||||
xor ebx,ebx ; no parameters
|
||||
xor edx,edx ; no flags
|
||||
call fs_RamdiskExecute.flags
|
||||
|
||||
stdcall fs_exec_EX, vrr_m, dword 0, dword 0
|
||||
cmp eax,2 ; if vrr_m app found (PID=2)
|
||||
je first_app_found
|
||||
|
||||
no_load_vrr_m:
|
||||
mov ebp,firstapp
|
||||
lea esi,[ebp+6]
|
||||
xor ebx,ebx ; no parameters
|
||||
xor edx,edx ; no flags
|
||||
call fs_RamdiskExecute.flags
|
||||
|
||||
no_load_vrr_m:
|
||||
stdcall fs_exec_EX, firstapp, dword 0, dword 0
|
||||
cmp eax,2 ; continue if a process has been loaded
|
||||
je first_app_found
|
||||
mov eax, 0xDEADBEEF ; otherwise halt
|
||||
hlt
|
||||
first_app_found:
|
||||
first_app_found:
|
||||
cli
|
||||
|
||||
;mov [0x3004],dword 2
|
||||
@ -799,7 +789,6 @@ include 'vmodeld.inc'
|
||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
||||
align 32
|
||||
osloop:
|
||||
|
||||
call [draw_pointer]
|
||||
call checkbuttons
|
||||
call checkwindows
|
||||
|
||||
Loading…
Reference in New Issue
Block a user