236 lines
4.6 KiB
NASM
236 lines
4.6 KiB
NASM
use32 ; âêëþ÷èòü 32-áèòíûé ðåæèì àññåìáëåðà
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org 0x0 ; àäðåñàöèÿ ñ íóëÿ
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db 'MENUET01' ; 8-áàéòíûé èäåíòèôèêàòîð MenuetOS
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dd 0x01 ; âåðñèÿ çàãîëîâêà (âñåãäà 1)
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dd START ; àäðåñ ïåðâîé êîìàíäû
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dd I_END ; ðàçìåð ïðîãðàììû
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dd 0x1000 ; êîëè÷åñòâî ïàìÿòè
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dd 0x1000 ; àäðåñ âåðøèíû ñòýêà
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dd 0x0 ; àäðåñ áóôåðà äëÿ ïàðàìåòðîâ (íå èñïîëüçóåòñÿ)
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dd 0x0 ; çàðåçåðâèðîâàíî
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include 'lang.inc'
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include 'macros.inc' ; ìàêðîñû îáëåã÷àþò æèçíü àññåìáëåðùèêîâ!
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START:
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red:
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call draw_window
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still:
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mcall 10 ; ôóíêöèÿ 10 - æäàòü ñîáûòèÿ
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cmp eax,1 ; ïåðåðèñîâàòü îêíî ?
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je red ; åñëè äà - íà ìåòêó red
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cmp eax,2 ; íàæàòà êëàâèøà ?
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je key ; åñëè äà - íà key
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cmp eax,3 ; íàæàòà êíîïêà ?
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je button ; åñëè äà - íà button
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jmp still ; åñëè äðóãîå ñîáûòèå - â íà÷àëî öèêëà
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;---------------------------------------------------------------------
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key: ; íàæàòà êëàâèøà íà êëàâèàòóðå
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mov eax, 2
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int 0x40
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mov edi, [index]
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cmp edi, string1
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jz no_back
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cmp ah, 8
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jnz no_back
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dec edi
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mov byte [edi], ' '
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mov [index], edi
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call Draw_String
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jmp still
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no_back:
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cmp ah, 13
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jz read_str
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cmp edi, string1_end
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jae still
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mov al, ah
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stosb
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mov [index], edi
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call Draw_String
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jmp still ; âåðíóòüñÿ ê íà÷àëó öèêëà
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read_str:
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dec edi
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mov esi, string1
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call GetBase
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xor ecx, ecx
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inc ecx ; ecx = 1
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make_bin:
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xor eax, eax
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next_digit:
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xor edx, edx
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cmp edi, esi
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jb .done
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mov dl, [edi]
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cmp dl, '-'
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jne @f
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neg eax
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jmp .done
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@@:
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cmp dl, 'F'
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jbe @f
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and dl, 11011111b
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@@:
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sub dl, '0'
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cmp dl, 9
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jbe @f
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sub dl, 'A'-'9'-1
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@@:
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cmp dl, bl
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jb @f
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; Çäåñü îáðàáîòàòü îøèáêó
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jmp .done
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@@:
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push ecx
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xchg eax, ecx
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mul edx ; edx:eax = eax * edx
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add ecx, eax
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pop eax
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mul ebx
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xchg eax, ecx
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dec edi
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jmp next_digit
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.done:
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mov [num], eax
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jmp red
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;---------------------------------------------------------------------
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button:
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mcall 17 ; 17 - ïîëó÷èòü èäåíòèôèêàòîð íàæàòîé êíîïêè
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cmp ah, 1 ; åñëè ÍÅ íàæàòà êíîïêà ñ íîìåðîì 1,
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jne still ; âåðíóòüñÿ
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.exit:
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mcall -1 ; èíà÷å êîíåö ïðîãðàììû
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draw_window:
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mcall 12, 1
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mcall 0, 200*65536+300, 200*65536+120, 0x02AABBCC, 0x805080D0, 0x005080D0
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mcall 4, 8*65536+8, 0x10DDEEFF, header, header_e - header
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mcall , 15*65536+100, 0, numstr, 7
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mcall , 15*65536+72, , hexstr, 4
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mcall , 15*65536+44, , decstr,
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mcall , 15*65536+30, , binstr,
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mcall , 15*65536+58, ,sdecstr, 10
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mcall 8, (300-19)*65536+ 12, 5*65536+ 12, 1, 0x6688DD
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mov ecx, [num]
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mcall 47, 8*65536+256,,240*65536+72,0 ; 16-íàÿ
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mcall , 10*65536, ,228*65536+44, ; 10-íàÿ
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mcall , 8*65536+512,,240*65536+30, ; 2-íàÿ
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ror ecx, 8
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mcall , 8*65536+512,,(240-56)*65536+30,
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ror ecx, 8
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mcall , 8*65536+512,,(240-56*2)*65536+30,
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ror ecx, 8
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mcall , 8*65536+512,,(240-56*3)*65536+30,
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ror ecx, 8
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mov byte [minus], '+'
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jnc @f
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mov byte [minus], '-'
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neg ecx
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@@:
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mcall , 10*65536,,228*65536+58, ; 10-íàÿ ñî çíàêîì
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mcall 4, 222*65536+58, 0, minus, 1
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call Draw_String
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mcall 12, 2 ; ôóíêöèÿ 12: ñîîáùèòü ÎÑ îá îòðèñîâêå îêíà
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ret
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;-------------------------------------------------
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Draw_String:
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;-------------------------------------------------
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mov eax, 13
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mov ebx, 60*65536+ 6*33
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mov ecx, 100*65536+ 9
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mov edx, 0x02AABBCC
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int 0x40
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mov eax,4
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mov ebx,60*65536+100
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mov ecx,0xA40473
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mov edx,string1
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mov esi,33
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int 0x40
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ret
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;-------------------------------------------------
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GetBase:
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;-------------------------------------------------
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mov ebx, 10
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cmp edi, esi
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jb .done
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mov al, [edi]
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cmp al, 'H'
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jbe @f
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and al, 11011111b
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@@:
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cmp al, 'H'
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jne @f
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mov ebx, 16
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dec edi
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jmp .done
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@@:
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cmp al, 'D'
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jne @f
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mov ebx, 10
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dec edi
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jmp .done
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@@:
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cmp al, 'B'
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jne .done
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mov ebx, 2
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dec edi
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.done:
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ret
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;-------------------------------------------------
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string1:
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db 34 dup(' ')
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string1_end:
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index dd string1
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num dd 0
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header db 'hex2dec2bin'
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header_e:
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minus db '-'
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numstr db 'Number:'
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hexstr db 'hex:'
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binstr db 'bin:'
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decstr db 'dec:'
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sdecstr db 'signed dec:'
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I_END: ; ìåòêà êîíöà ïðîãðàììû
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