macro CODE_SECTION
{
;+-----------------------------------+ Uses:eax,ebx,edx
;|-------Random Number Generator-----|---------------------------|
;+-----------------------------------+
rndseed: ;
mov eax,26 ; func 26 subfunc 9
mov ebx,9 ;
int 0x40 ;
mov dword[seed],eax ; system time from boot
random9: ; RND=[0..9]
mov eax,3 ;
int 0x40 ; get current time
shr eax,16 ; seconds in al
add eax,dword[seed] ;
imul eax,0x15a4e35 ; random formula rv=rv*0x15a4e35+1
inc eax ; return (rv&0x7FFFFFFF)%N
mov dword[seed],eax ;
and eax,0x07FFFFFFF ;
mov ebx,10 ; N=10
xor edx,edx ;
div bx ; eax/ebx= int[result]+rest
add dl,'0' ; DL='0'..'9' - rest
ret ;
;=================================================
rnew: ; New Random Secret Number
xor esi,esi ;----------------------------
LoopBegin lb1,0 ;
rn: call random9 ; DL=RND('0'..'9')
xor edi,edi ;
lb2: cmp byte[nA+edi],dl ;
je rn ;
inc edi ;
cmp edi,4 ; 4 digit
jne lb2 ;
mov byte[nA+esi],dl ;nA - secret number without double digits
inc esi ;nA - 4 bytes of non-repeated digits '0'..'9'
LoopEnd lb1,4 ;
ret ;
;-------------------------------------
numStr: inc dword[turn] ; turn++
mov ebx,dword[turn] ;
push ebx ;
pop ecx ; ebx=ecx=turn
add cl,'0' ;
add ch,':' ;
dec ebx ; -1
shl ebx,4 ; *16
mov word[tStr+ebx],cx; begin string by turn number +':'
ret
;-------------------------------------
paint_list:
LoopBegin lbList,0
mov ebx,ecx
shl ebx,4 ; *16
mov edx,tStr
add edx,ebx
add ebx,25*65536 ;x
add ebx,45 ;y
mov eax,4 ;func 4
mov ecx,cTxt ;color
mov esi,16 ;line length
int 0x40
LoopEnd lbList,9 ;
ret
;-INPUT------------------------------------ KEYBOARD INPUT -----------
input: ;ah - key code
mov byte[char],ah ;char<-ah
cmp ah,13 ;13- enter
jne @f
jmp _enter
@@:
cmp ah,8 ;8 - del backSpace <=|
jne @f
jmp _back
@@:
cmp ah,'0' ; '0'..'9'
jae @f
ret
@@: cmp ah,'9'
jbe @f
ret ; if not - return subroutine
@@:
;------------------------pressed:0123456789-----------
cmp byte[posn],4
je @f ;full line - do nothing
call ptrStr ;esi - pointer at tStr
xor eax,eax
add al,byte[posn]
add esi,eax ;+posn
mov al,byte[char]
mov byte[esi+3],al ;esi+3 = place 4 digits
inc byte[posn] ;next digit
@@: ret
;------------------------
_enter:
cmp byte[posn],4 ; Enter Turn
je @f
ret
@@:
call check ; check input for difference
cmp eax,0
je @f
ret
@@:
call bcalculate ; calc b+c
call numStr ; 'N:' next string number
mov byte[posn],0 ; new line
ret
;------------------------
_back: cmp byte[posn],0 ; empty input - do nothing
je @f
dec byte[posn]
call ptrStr ;esi = pointer at tStr
xor eax,eax
add al,byte[posn] ; byte of esi +posn
add esi,eax ;+posn
mov byte[esi+3],' '
@@: ret
;===========================================--end - input -
ptrStr: ; esi=tStr+turn*16
mov esi,dword[turn]
shl esi,4
add esi,tStr
ret
;------------------------
clears: mov ecx,160
clr1: mov byte[tStr+ecx],0;' '
loop clr1
mov byte[tStr],0;' '
mov byte[posn],0
mov dword[turn],0
ret
;-------------------------CHECK---Input--[1234]-------
check: ; check for similar digits (equal)
call ptrStr ; esi ...pointer
;mov esi,dword[turn]
;shl esi,4
;add esi,tStr
xor eax,eax
xor edi,edi ; edi - counter 0..3
xor ecx,ecx
lb4ch: mov dl,byte[esi+ecx+3]
cmp byte[esi+edi+3],dl
jne @f
inc eax ; =equivalent +1
@@:
inc edi ;
cmp edi,4 ; cycle ,4 digits
jne lb4ch ;
xor edi,edi ; edi - counter 0..3
inc ecx
cmp ecx,4
jne lb4ch
sub eax,4 ; must be 4, if more - doubles present
ret
bcalculate: ;------------------; calc b:+c:
call ptrStr ; esi ...
add esi,3
;inc esi
;inc esi ;+3
;inc esi ; ...- pointer to Line
LoopBegin lbBu1,0 ;bull count cycle ecx=0..3
mov bl,byte[nA+ecx]
mov dl,byte[esi+ecx]
cmp bl,dl
jne @f
inc byte[nBul]
@@:
LoopEnd lbBu1,4
mov ax,'B:' ; output Bulls
mov word[esi+6],ax
mov al,byte[nBul]
add al,'0'
mov byte[esi+8],al
LoopBegin lbCo2,0 ;Cows count cycle ecx=0..3
mov dl,byte[esi+ecx]
xor edi,edi ; cycle edi=0..3
lb3: mov bl,byte[nA+edi]
cmp bl,dl
jne @f
inc byte[nCow] ;Cows+Bulls
@@: inc edi ;
cmp edi,4 ;
jne lb3 ;
LoopEnd lbCo2,4 ;endcycle ecx
mov ax,'C:' ; output Cows
mov word[esi+10],ax
mov al,byte[nCow]
sub al,byte[nBul]
add al,'0'
mov byte[esi+12],al
mov dword[nBul],0 ;nCow=posn=char=0
ret
;--------------------------------------
}