;
; CHESS CLIENT for CHESSCLUB.COM (VT)
;
; Compile with FASM for Menuet
;
appname equ 'Chess Client for Chessclub.com '
version equ '0.2'
use32
org 0x0
db 'MENUET00' ; 8 byte id
dd 38 ; required os
dd START ; program start
dd I_END ; program image size
dd 0x100000 ; required amount of memory
; esp = 0x7FFF0
dd 0x00000000 ; reserved=no extended header
include 'lang.inc'
include 'macros.inc'
;file_info:
;
; dd 0,0,-1,0x4000,0x20000
; db '/rd/1/chess.bmp',0
file_info:
dd 0
dd 0
dd 0
dd -1
dd 0x4000
db '/rd/1/chess.bmp',0
pawn_color:
dd 0x000000
dd 0x222222
dd 0x444444
dd 0xf0f0f0
dd 0xc0c0c0
dd 0xa0a0a0
dd 0xa0a0a0
dd 0x707070
dd 0xb0b0b0
dd 0xc0c0c0
dd 0xd0d0d0
dd 0xd8d8d8
dd 0xe0e0e0
dd 0xe8e8e8
dd 0x00ff00
dd 0xffffff
texts equ board_old+80*30
text equ texts+80*32*4
START: ; start of execution
; mov eax,58
mov eax,70
; mov ebx,file_info
mov ebx,file_info
int 0x40
mov esi,0x4000+22*3+4+24*2
mov edi,0x10000+18*3
mov ebx,0
mov ecx,0
newp:
xor eax,eax
mov al,[esi]
and al,0xf0
shr al,4
shl eax,2
mov eax,[pawn_color+eax]
mov [edi+0],eax
xor eax,eax
mov al,[esi]
and al,0x0f
shl eax,2
mov eax,[pawn_color+eax]
mov [edi+3],eax
add edi,6
add esi,1
inc ebx
cmp ebx,23
jbe newp
sub edi,12
mov ebx,0
inc ecx
cmp ecx,279
jb newp
; Clear the screen memory
mov eax, ' '
mov edi,text
mov ecx,80*30 /4
cld
rep stosd
call draw_window
still:
call check_for_board
call board_changed
call draw_board
; check connection status
mov eax,53
mov ebx,6
mov ecx,[socket]
int 0x40
mov ebx, [socket_status]
mov [socket_status], eax
cmp eax, ebx
je waitev
call display_status
waitev:
mov eax,23 ; wait here for event
mov ebx,20
int 0x40
cmp eax,1 ; redraw request ?
je red
cmp eax,2 ; key in buffer ?
je key
cmp eax,3 ; button in buffer ?
je button
; any data from the socket?
mov eax, 53
mov ebx, 2
mov ecx, [socket]
int 0x40
cmp eax, 0
jne read_input
jmp still
read_input:
push ecx
mov eax, 53
mov ebx, 3
mov ecx, [socket]
int 0x40
pop ecx
call handle_data
push ecx
mov eax, 53
mov ebx, 2
mov ecx, [socket]
int 0x40
pop ecx
cmp eax, 0
jne read_input
call draw_text
jmp still
check_for_board:
pusha
mov esi,text-80
news:
add esi,80
cmp esi,text+80*10
je board_not_found
cmp [esi+12],dword '----'
je cfb1
jmp news
cfb1:
cmp [esi+16*80+12],dword '----'
je cfb2
jmp news
cfb2:
cmp [esi+2*80+12],dword '+---'
jne news
cmp [esi+4*80+12],dword '+---'
jne news
board_found:
mov edi,chess_board
mov ecx,80*18
cld
rep movsb
board_not_found:
popa
ret
yst dd 150
textx equ 10
ysts equ 410
boardx dd 45
boardy dd 45
boardxs dd 44
boardys dd 44
conx equ 420
cony equ 118
dconx equ 420
dcony equ 148
statusx equ 420
statusy equ 178
drsq:
push eax ebx
mov ecx,ebx
mov ebx,eax
mov eax,ebx
add eax,ecx
imul ebx,[boardxs]
add ebx,[boardx]
shl ebx,16
imul ecx,[boardys]
add ecx,[boardy]
shl ecx,16
add ebx,[boardxs]
add ecx,[boardys]
mov edx,[sq_black]
test eax,1
jnz dbl22
mov edx,[sq_white]
dbl22:
mov eax,13
int 0x40
pop ebx eax
ret
draw_pawn:
; edi,0 ; white / black
; esi,0 ; from position 2 , 20 square
; eax,2 ; board x
; ebx,0 ; board y
pusha
call drsq
cmp esi,20
jne no_sqd
popa
ret
no_sqd:
imul eax,[boardxs]
imul ebx,[boardys]
add eax,[boardx]
add ebx,[boardy]
imul esi,44*45*3
add esi,0x10000+18*3
mov ecx,43
dp0:
pusha
mov ecx,44
ldp1:
pusha
mov ecx,ebx
mov ebx,eax
mov edx,[esi]
and edx,0xffffff
mov eax,1
cmp edx,0x00ff00
je nowp
cmp edi,1
jne nobl
shr edx,1
and edx,0x7f7f7f
nobl:
int 0x40
nowp:
popa
add esi,3
add eax,1
dec ecx
jnz ldp1
popa
add ebx,1
add esi,3*44
dec ecx
jnz dp0
popa
ret
board_changed:
pusha
mov eax,0
mov esi,chess_board
bcl1:
add eax,[esi]
add esi,4
cmp esi,chess_board+19*80
jb bcl1
cmp eax,[checksum]
je bcl2
mov [changed],1
bcl2:
mov [checksum],eax
popa
ret
checksum dd 0
changed db 1
draw_board:
pusha
cmp [changed],1
jne no_change_in_board
mov [changed],0
mov eax,0
mov ebx,0
scan_board:
push eax ebx
mov esi,ebx
imul esi,2
imul esi,80
add esi,80
imul eax,4
add eax,10
add esi,eax
movzx edx,word [chess_board+esi]
cmp dx,[board_old+esi]
je empty_slot
mov ecx,13
newseek2:
mov edi,ecx
imul edi,8
sub edi,8
cmp dx,[edi+nappulat]
je foundnappula2
loop newseek2
jmp empty_slot
foundnappula2:
mov esi,[edi+nappulat+4]
mov edi,0
cmp dl,'*'
jne nnbb
mov edi,1
nnbb:
mov eax,[esp+4]
mov ebx,[esp]
call draw_pawn
empty_slot:
pop ebx eax
inc eax
cmp eax,8
jb scan_board
mov eax,0
inc ebx
cmp ebx,8
jb scan_board
mov esi,chess_board
mov edi,board_old
mov ecx,80*19
cld
rep movsb
mov eax,13
mov ebx,[boardx]
sub ebx,14
shl ebx,16
add ebx,8
mov ecx,[boardy]
shl ecx,16
add ecx,46*8
mov edx,[wcolor]
int 0x40
mov eax,4 ; numbers at left
mov ebx,[boardx]
sub ebx,14
shl ebx,16
add ebx,[boardy]
add ebx,18
mov ecx,[tcolor]
mov edx,chess_board+80+5
mov esi,3
db1:
int 0x40
add edx,80*2
add ebx,[boardxs]
cmp edx,chess_board+80*16
jb db1
mov eax,13
mov ebx,[boardx]
shl ebx,16
add ebx,8*46
mov ecx,[boardys]
imul ecx,8
add ecx,[boardy]
add ecx,8
shl ecx,16
add ecx,10
mov edx,[wcolor]
int 0x40
mov eax,4 ; letters at bottom
mov ebx,[boardx]
add ebx,3
shl ebx,16
mov bx,word [boardys]
imul bx,8
add ebx,[boardy]
add ebx,8
mov ecx,[tcolor]
mov edx,chess_board+80*17+8
mov esi,4
db3:
int 0x40
mov edi,[boardxs]
shl edi,16
add ebx,edi
add edx,4
cmp edx,chess_board+80*17+8+4*8
jb db3
; print player times
mov edi,74
cmp [chess_board+80+5],byte '1'
jne nowww2
mov edi,371
nowww2:
mov eax,13
mov ebx,(conx)*65536+100
mov ecx,edi
shl ecx,16
add ecx,10
mov edx,[wcolor]
int 0x40
mov eax,4
mov ebx,(conx)*65536
add ebx,edi
mov ecx,[tcolor]
mov edx,chess_board+80*7+59-1
mov esi,20
int 0x40
mov edi,74
cmp [chess_board+80+5],byte '1'
je nowww
mov edi,371
nowww:
mov eax,13
mov ebx,(conx)*65536+100
mov ecx,edi
shl ecx,16
add ecx,10
mov edx,[wcolor]
int 0x40
mov eax,4
mov ebx,(conx)*65536
add ebx,edi
mov ecx,[tcolor]
mov edx,chess_board+80*9+59-1
mov esi,20
int 0x40
; move #
mov eax,13
mov ebx,conx*65536+120
mov ecx,200*65536+10
mov edx,[wcolor]
int 0x40
mov eax,4
mov ebx,conx*65536
add ebx,200
mov ecx,[tcolor]
mov edx,chess_board+80*1+46
mov esi,30
int 0x40
no_change_in_board:
popa
ret
handle_data:
; Telnet servers will want to negotiate options about our terminal window
; just reject them all.
; Telnet options start with the byte 0xff and are 3 bytes long.
mov al, [telnetstate]
cmp al, 0
je state0
cmp al, 1
je state1
cmp al, 2
je state2
jmp hd001
state0:
cmp bl, 255
jne hd001
mov al, 1
mov [telnetstate], al
ret
state1:
mov al, 2
mov [telnetstate], al
ret
state2:
mov al, 0
mov [telnetstate], al
mov [telnetrep+2], bl
mov edx, 3
mov eax,53
mov ebx,7
mov ecx,[socket]
mov esi, telnetrep
int 0x40
ret
hd001:
cmp bl,13 ; BEGINNING OF LINE
jne nobol
mov ecx,[pos]
add ecx,1
boll1:
sub ecx,1
mov eax,ecx
xor edx,edx
mov ebx,80
div ebx
cmp edx,0
jne boll1
mov [pos],ecx
call check_for_board
jmp newdata
nobol:
cmp bl,10 ; LINE DOWN
jne nolf
addx1:
add [pos],dword 1
mov eax,[pos]
xor edx,edx
mov ecx,80
div ecx
cmp edx,0
jnz addx1
mov eax,[pos]
jmp cm1
nolf:
cmp bl,9 ; TAB
jne notab
add [pos],dword 8
jmp newdata
notab:
cmp bl,8 ; BACKSPACE
jne nobasp
mov eax,[pos]
dec eax
mov [pos],eax
mov [eax+text],byte 32
mov [eax+text+60*80],byte 0
jmp newdata
nobasp:
cmp bl,15 ; CHARACTER
jbe newdata
mov eax,[pos]
mov [eax+text],bl
mov eax,[pos]
add eax,1
cm1:
mov ebx,[scroll+4]
imul ebx,80
cmp eax,ebx
jb noeaxz
mov esi,text+80
mov edi,text
mov ecx,ebx
cld
rep movsb
mov eax,ebx
sub eax,80
noeaxz:
mov [pos],eax
newdata:
ret
red: ; REDRAW WINDOW
call draw_window
jmp still
key: ; KEY
mov eax,2 ; send to modem
int 0x40
mov ebx, [socket_status]
cmp ebx, 4 ; connection open?
jne still ; no, so ignore key
shr eax,8
cmp eax,178 ; ARROW KEYS
jne noaup
mov al,'A'
call arrow
jmp still
noaup:
cmp eax,177
jne noadown
mov al,'B'
call arrow
jmp still
noadown:
cmp eax,179
jne noaright
mov al,'C'
call arrow
jmp still
noaright:
cmp eax,176
jne noaleft
mov al,'D'
call arrow
jmp still
noaleft:
modem_out:
call to_modem
jmp still
button: ; BUTTON
mov eax,17
int 0x40
cmp ah,1 ; CLOSE PROGRAM
jne noclose
mov eax,53
mov ebx,8
mov ecx,[socket]
int 0x40
mov eax,-1
int 0x40
noclose:
cmp ah, 4 ; connect
jne notcon
mov eax, [socket_status]
cmp eax, 4
je still
call connect
jmp still
notcon:
cmp ah,5 ; disconnect
jne notdiscon
call disconnect
jmp still
notdiscon:
jmp still
arrow:
push eax
mov al,27
call to_modem
mov al,'['
call to_modem
pop eax
call to_modem
ret
to_modem:
pusha
push ax
mov [tx_buff], al
mov edx, 1
cmp al, 13
jne tm_000
mov edx, 2
tm_000:
mov eax,53
mov ebx,7
mov ecx,[socket]
mov esi, tx_buff
int 0x40
pop bx
mov al, [echo]
cmp al, 0
je tm_001
push bx
call handle_data
pop bx
cmp bl, 13
jne tm_002
mov bl, 10
call handle_data
tm_002:
call draw_text
tm_001:
popa
ret
disconnect:
mov eax,53
mov ebx,8
mov ecx,[socket]
int 0x40
ret
connect:
pusha
mov ecx, 1000 ; local port starting at 1000
getlp:
inc ecx
push ecx
mov eax, 53
mov ebx, 9
int 0x40
pop ecx
cmp eax, 0 ; is this local port in use?
jz getlp ; yes - so try next
mov eax,53
mov ebx,5
mov dl, [ip_address + 3]
shl edx, 8
mov dl, [ip_address + 2]
shl edx, 8
mov dl, [ip_address + 1]
shl edx, 8
mov dl, [ip_address]
mov esi, edx
movzx edx, word [port] ; telnet port id
mov edi,1 ; active open
int 0x40
mov [socket], eax
popa
ret
; *********************************************
; ******* WINDOW DEFINITIONS AND DRAW ********
; *********************************************
draw_window:
pusha
mov eax,12
mov ebx,1
int 0x40
mov eax,14
int 0x40
mov ebx,eax
mov ecx,eax
shr ebx,16
and ebx,0xffff
and ecx,0xffff
shr ebx,1
shr ecx,1
sub ebx,275
sub ecx,235
shl ebx,16
shl ecx,16
mov eax,0 ; DRAW WINDOW
mov bx,550
mov cx,470
mov edx,[wcolor]
add edx,0x13000000
mov edi,header
int 0x40
call display_status
mov eax,8 ; BUTTON 4: Connect
mov ebx,conx*65536+80
mov ecx,cony*65536+15
mov esi,[wbutton]
mov edx,4
int 0x40
mov eax,4 ; Button text
mov ebx,(conx+4)*65536+cony+4
mov ecx,0xffffff
mov edx,cont
mov esi,conlen-cont
int 0x40
mov eax,8 ; BUTTON 5: disconnect
mov ebx,dconx*65536+80
mov ecx,dcony*65536+15
mov edx,5
mov esi,[wbutton]
int 0x40
mov eax,4 ; Button text
mov ebx,(dconx+4)*65536+dcony+4
mov ecx,0x00ffffff
mov edx,dist
mov esi,dislen-dist
int 0x40
xor eax,eax
mov edi,text+80*30
mov ecx,80*30 /4
cld
rep stosd
call draw_text
mov [changed],1
mov edi,board_old
mov ecx,80*19
mov al,0
cld
rep stosb
mov eax,4
mov ebx,conx*65536+52
mov ecx,[tcolor]
mov edx,quick_start
mov esi,30
prqs:
int 0x40
add ebx,10
add edx,30
cmp [edx],byte 'x'
jne prqs
mov eax,12
mov ebx,2
int 0x40
popa
ret
display_status:
pusha
; draw status bar
mov eax, 13
mov ebx, statusx*65536+80
mov ecx, statusy*65536 + 16
mov edx, [wcolor]
int 0x40
mov esi,contlen-contt ; display connected status
mov edx, contt
mov eax, [socket_status]
cmp eax, 4 ; 4 is connected
je pcon
mov esi,discontlen-discontt
mov edx, discontt
pcon:
mov eax,4 ; status text
mov ebx,statusx*65536+statusy+2
mov ecx,[tcolor]
int 0x40
popa
ret
nappulat:
dd '*P ',5
dd '*K ',3
dd '*Q ',4
dd '*R ',0
dd '*N ',1
dd '*B ',2
dd ' ',20
dd 'P ',5
dd 'K ',3
dd 'Q ',4
dd 'R ',0
dd 'N ',1
dd 'B ',2
row dd 0x0
col dd 0x0
draw_text:
mov esi,text+80*24
mov edi,texts+80*3
dtl1:
cmp [esi],dword 'logi'
je add_text
cmp [esi],dword 'aics'
je add_text
cmp [esi],dword 'You '
je add_text
cmp [esi],dword 'Your'
je add_text
cmp [esi],dword 'Game'
je add_text
cmp [esi],dword 'Ille'
je add_text
cmp [esi],dword 'No s'
je add_text
sub esi,80
cmp esi,text
jge dtl1
dtl2:
mov eax,13
mov ebx,10*65536+532
mov ecx,420*65536+40
mov edx,[wtcom]
int 0x40
mov eax,4
mov ebx,10*65536+420
mov ecx,[wtxt]
mov edx,texts
mov esi,80
dtl3:
int 0x40
add edx,80
add ebx,10
cmp edx,texts+4*80
jb dtl3
ret
add_text:
pusha
cld
mov ecx,80
rep movsb
popa
sub esi,80
sub edi,80
cmp edi,texts
jb dtl2
jmp dtl1
read_string:
mov edi,string
mov eax,'_'
mov ecx,[string_length]
inc ecx
cld
rep stosb
call print_text
mov edi,string
f11:
mov eax,10
int 0x40
cmp eax,2
jne read_done
mov eax,2
int 0x40
shr eax,8
cmp eax,13
je read_done
cmp eax,8
jnz nobsl
cmp edi,string
jz f11
sub edi,1
mov [edi],byte '_'
call print_text
jmp f11
nobsl:
cmp eax,dword 31
jbe f11
cmp eax,dword 95
jb keyok
sub eax,32
keyok:
mov [edi],al
call print_text
inc edi
mov esi,string
add esi,[string_length]
cmp esi,edi
jnz f11
read_done:
call print_text
ret
print_text:
pusha
mov eax,13
mov ebx,[string_x]
shl ebx,16
add ebx,[string_length]
imul bx,6
mov ecx,[string_y]
shl ecx,16
mov cx,8
mov edx,[wcolor]
int 0x40
mov eax,4
mov ebx,[string_x]
shl ebx,16
add ebx,[string_y]
mov ecx,[tcolor]
mov edx,string
mov esi,[string_length]
int 0x40
popa
ret
; DATA AREA
telnetrep db 0xff,0xfc,0x00
telnetstate db 0
string_length dd 16
string_x dd 200
string_y dd 60
string db '________________'
tx_buff db 0, 10
ip_address db 204,178,125,65
port dw 5051 ; 0,0
echo db 1
socket dd 0x0
socket_status dd 0x0
pos dd 80 * 22
scroll dd 1
dd 24
wbutton dd 0x336688
wtcom dd 0x336688 ; 0x666666
wtxt dd 0xffffff
wcolor dd 0xe0e0e0
tcolor dd 0x000000
sq_black dd 0x336688 ; 666666
sq_white dd 0xffffff
header db appname,version,0
setipt db ' . . .'
setiplen:
setportt db ' '
setportlen:
cont db 'Connect'
conlen:
dist db 'Disconnect'
dislen:
contt db 'Connected'
contlen:
discontt db 'Disconnected'
discontlen:
echot db 'Echo On'
echolen:
echoot db 'Echo Off'
echoolen:
quick_start:
db '( OPPONENT ) '
times 16 db ' 1'
db 'Quick start: '
db ' '
db '1 Connect '
db '2 login: "guest" '
db '3 aics% "seek 10 0" '
db ' (for a player) '
db ' (wait) '
db '4 Play eg. "e7e5" '
db ' or "d2d4" '
db '5 aics% "resign" '
db ' (quit game) '
db '6 Disconnect '
times 5 db ' '
db '( YOU ) '
db 'x'
chess_board:
times 80 db 0
db ' 8 *R *N *B *Q *K *B *N *R'
db ' '
times 80 db 0
db ' 7 *P *P *P *P *P *P *P *P'
db ' '
times 80 db 0
db ' 6 '
db ' '
times 80 db 0
db ' 5 '
db ' '
times 80 db 0
db ' 4 '
db ' '
times 80 db 0
db ' 3 '
db ' '
times 80 db 0
db ' 2 P P P P P P P P '
db ' '
times 80 db 0
db ' 1 R N B Q K B N R '
db ' '
times 80 db 0
db ' a b c d e f g h '
db ' '
times 80*20 db 0
board_old:
I_END: