0,0 → 1,161 |
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include 'proc32.inc' |
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DLL_ENTRY equ 1 |
DLL_EXIT equ -1 |
REQ_DLL_VER equ 2 |
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use32 |
db 'MENUET01' |
dd 1 |
dd start |
dd i_end |
dd mem |
dd mem |
dd 0 |
dd 0 |
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start: |
stdcall load_dll_and_import, dllname, imports |
test eax, eax |
jz exit |
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; check version |
cmp word [dll_ver], REQ_DLL_VER |
jb exit |
cmp word [dll_ver+2], REQ_DLL_VER |
ja exit |
push DLL_ENTRY |
call [dll_start] |
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; yes! Now do some work (show color strings in this case). |
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push caption |
push -1 |
push -1 |
push -1 |
push -1 |
call [con_init] |
; C-equivalent of the following code: |
; for (ebx=0;ebx<0x100;ebx++) |
; { |
; con_printf(t1,ebx); |
; eax = con_set_flags(ebx); |
; con_write_asciiz(text); |
; con_set_flags(eax); |
; } |
; N.B. For efficiency result of first con_set_flags is not saved |
; in register, but is pushed beforehand to the stack |
; for second con_set_flags. |
; Note that such code cannot be generated by stdcall macros. |
xor ebx, ebx |
@@: |
push ebx |
push t1 |
call [con_printf] |
add esp, 8 |
push ebx |
call [con_set_flags] |
push eax |
push text |
call [con_write_asciiz] |
call [con_set_flags] |
inc bl |
jnz @b |
push text2 |
call [con_write_asciiz] |
push 0 |
call [con_exit] |
exit: |
or eax, -1 |
int 0x40 |
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proc load_dll_and_import stdcall, _dllname:dword, _imports:dword |
pushad |
; load DLL |
push 68 |
pop eax |
push 19 |
pop ebx |
mov ecx, [_dllname] |
int 0x40 |
test eax, eax |
jz import_fail |
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; initialize import |
mov edi, eax |
mov esi, [_imports] |
import_loop: |
lodsd |
test eax, eax |
jz import_done |
mov edx, edi |
import_find: |
mov ebx, [edx] |
test ebx, ebx |
jz import_not_found |
push eax |
@@: |
mov cl, [eax] |
cmp cl, [ebx] |
jnz import_find_next |
test cl, cl |
jz import_found |
inc eax |
inc ebx |
jmp @b |
import_find_next: |
pop eax |
add edx, 8 |
jmp import_find |
import_found: |
pop eax |
mov eax, [edx+4] |
mov [esi-4], eax |
jmp import_loop |
import_not_found: |
import_fail: |
popad |
xor eax, eax |
ret |
import_done: |
popad |
xor eax, eax |
inc eax |
ret |
endp |
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align 4 |
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imports: |
dll_start dd szStart |
dll_ver dd szVersion |
con_init dd szcon_init |
con_write_asciiz dd szcon_write_asciiz |
con_printf dd szcon_printf |
con_set_flags dd szcon_set_flags |
con_exit dd szcon_exit |
dd 0 |
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szStart db 'START',0 |
szVersion db 'version',0 |
szcon_init db 'con_init',0 |
szcon_write_asciiz db 'con_write_asciiz',0 |
szcon_printf db 'con_printf',0 |
szcon_set_flags db 'con_set_flags',0 |
szcon_exit db 'con_exit',0 |
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dllname db '/sys/lib/console.obj',0 |
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caption db 'Console test - colors',0 |
t1 db '¢¥â 0x%02X: ',0 |
text db '®â ¯à¨¬¥à ⥪áâ .',10,0 |
text2 db 27,'[7m íâ® ¯à¨¬¥à ¨á¯®«ì§®¢ ¨ï ' |
db 27,'[1;36;41mEsc' |
db 27,'[7m-¯®á«¥¤®¢ ⥫ì®á⥩.',10,0 |
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i_end: |
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align 4 |
rb 2048 ; stack |
mem: |