;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;; NNTP CLIENT v 0.1
;;
;; (C) Ville Turjanmaa
;;
version equ '0.1'
include "lang.inc"
include "..\..\..\macros.inc"
use32
org 0x0
db 'MENUET01' ; 8 byte id
dd 0x01 ; header version
dd START ; start of code
dd I_END ; size of image
dd 0x80000 ; memory for app
dd 0x80000 ; esp
dd 0x0 , 0x0 ; I_Param , I_Icon
connect_state db 0,0,'Disconnected'
db 1,3,'Trying.. '
db 4,4,'Connected '
db 5,9,'Closing.. '
prev_state dd -1
space dd 0x0
text_start dd 0x0
text_current dd 0x0
status dd 0x0
server_ip db 192,168,0,96
socket dd 0x0
xpos dd 0x0
ypos dd 0x0
;;
group db 'GROUP alt.test',13,10
db ' '
grouplen dd 16
stat db 'STAT '
statlen dd 0x0
article db 'ARTICLE',13,10
articlelen:
;;
quit db 'QUIT',13,10
quitlen:
xwait dd 0x0
ywait dd 0x0
article_n dd 0x0
article_l dd 0x0
article_start dd 0x0
article_last dd 0x0
article_all dd 0x0
article_fetch dd 0x0
xpost dd 0x0
edisave dd 0x0
connection_status:
pusha
mov eax,53
mov ebx,6
mov ecx,[socket]
mcall
cmp eax,[prev_state]
je no_cos
mov [prev_state],eax
mov eax,13
mov ebx,435*65536+12*6
mov ecx,42*65536+10
mov edx,0xffffff
mcall
mov ecx,-14
mov eax,[prev_state]
next_test:
add ecx,14
cmp ecx,14*4
je no_cos
cmp al,[connect_state+ecx+0]
jb next_test
cmp al,[connect_state+ecx+1]
jg next_test
mov edx,ecx
add edx,2
add edx,connect_state
mov eax,4
mov ebx,435*65536+42
mov ecx,0x000000
mov esi,12
mcall
no_cos:
popa
ret
text_input:
pusha
mov ecx,25
mov eax,32
cld
rep stosb
popa
mov [edisave],edi
ti0:
mov [edi],byte ' '
call draw_entries
mov eax,10
mcall
cmp eax,2
jne no_more_text
mov eax,2
mcall
cmp ah,8
jne no_bg
cmp edi,[edisave]
je ti0
dec edi
jmp ti0
no_bg:
cmp ah,13
je no_more_text
mov [edi],ah
inc edi
call draw_entries
jmp ti0
no_more_text:
mov [xpost],edi
ret
convert_text_to_ip:
pusha
mov edi,server_ip
mov esi,text+10
mov eax,0
mov edx,[xpost]
newsip:
cmp [esi],byte '.'
je sipn
cmp esi,edx
jge sipn
movzx ebx,byte [esi]
inc esi
imul eax,10
sub ebx,48
add eax,ebx
jmp newsip
sipn:
mov [edi],al
xor eax,eax
inc esi
cmp esi,text+50
jg sipnn
inc edi
cmp edi,server_ip+3
jbe newsip
sipnn:
popa
ret
send_group:
mov eax,53
mov ebx,7
mov ecx,[socket]
mov edx,[grouplen]
mov esi,group
mcall
mov [status],3
call clear_text
call save_coordinates
ret
convert_number_to_text:
pusha
mov eax,[esi]
mov ecx,0
newch:
inc ecx
xor edx,edx
mov ebx,10
div ebx
cmp eax,0
jne newch
add edi,ecx
dec edi
mov [article_l],ecx
mov eax,[esi]
newdiv:
xor edx,edx
mov ebx,10
div ebx
add edx,48
mov [edi],dl
dec edi
loop newdiv
popa
ret
convert_text_to_number:
pusha
mov edx,0
newdigit:
movzx eax,byte [esi]
cmp eax,'0'
jb cend
cmp eax,'9'
jg cend
imul edx,10
add edx,eax
sub edx,48
inc esi
jmp newdigit
cend:
mov [edi],edx
popa
ret
clear_text:
mov [text_start],0
mov [xpos],0
mov [ypos],0
mov [xwait],0
mov [ywait],0
mov edi,nntp_text
mov ecx,0x50000
mov eax,32
cld
rep stosb
ret
state_machine_write:
cmp [status],2
jne no_22
call send_group
ret
no_22:
cmp [status],4
jne no_4
mov eax,53
mov ebx,7
mov ecx,[socket]
mov edx,[statlen] ; -stat
mov esi,stat
mcall
mov [status],5
call save_coordinates
ret
no_4:
cmp [status],6
jne no_6
mov eax,53
mov ebx,7
mov ecx,[socket]
mov edx,articlelen-article
mov esi,article
mcall
mov [status],7
call save_coordinates
ret
no_6:
ret
save_coordinates:
mov eax,[xpos]
mov ebx,[ypos]
mov [xwait],eax
mov [ywait],ebx
ret
state_machine_read:
cmp [status],1
jne no_1
mov eax,'200 '
call wait_for_string
ret
no_1:
cmp [status],3 ;; responce to group
jne no_3
mov eax,'211 '
call wait_for_string
ret
no_3:
cmp [status],5 ;; responce to stat
jne no_5
mov eax,'223 '
call wait_for_string
ret
no_5:
;; after 'article' request - no wait
cmp [status],9
jne no_9
mov eax,'222 '
call wait_for_string
ret
no_9:
ret
wait_for_string:
mov ecx,[ywait]
imul ecx,80
add ecx,[xwait]
mov ecx,[nntp_text+ecx]
cmp eax,ecx
jne no_match
cmp [status],3
jne no_stat_ret
mov esi,[ywait]
imul esi,80
add esi,[xwait]
new32s:
inc esi
movzx eax,byte [esi+nntp_text]
cmp eax,47
jge new32s
new32s2:
inc esi
movzx eax,byte [esi+nntp_text]
cmp eax,47
jge new32s2
inc esi
add esi,nntp_text
; mov [esi-1],byte '.'
mov edi,article_n
call convert_text_to_number
mov eax,[article_n]
mov [article_start],eax
new32s3:
inc esi
movzx eax,byte [esi]
cmp eax,47
jge new32s3
inc esi
mov edi,article_last
call convert_text_to_number
mov eax,[text_current]
add [article_n],eax
mov esi,article_n
mov edi,nntp_text+71
call convert_number_to_text
mov esi,article_n
mov edi,stat+5
call convert_number_to_text
mov eax,[article_l]
mov [stat+5+eax],byte 13
mov [stat+6+eax],byte 10
add eax,5+2
mov [statlen],eax
pusha
mov edi,text+10+66*2
mov ecx,25
mov eax,32
cld
rep stosb
mov esi,text_current
mov edi,text+10+66*2
call convert_number_to_text
mov eax,32
mov ecx,20
mov edi,text+10+66*3
cld
rep stosb
mov eax,[article_last]
sub eax,[article_start]
mov [article_all],eax
mov esi,article_all
mov edi,text+10+66*3
call convert_number_to_text
call draw_entries
popa
call draw_text
no_stat_ret:
inc [status]
mov eax,5
mov ebx,10
mcall
call check_for_incoming_data
no_match:
ret
START: ; start of execution
mov eax,40
mov ebx,10000111b
mcall
call clear_text
call draw_window
still:
call state_machine_write
call state_machine_read
mov eax,23 ; wait here for event
mov ebx,5
mcall
cmp eax,1 ; redraw request ?
je red
cmp eax,2 ; key in buffer ?
je key
cmp eax,3 ; button in buffer ?
je button
call check_for_incoming_data
call connection_status
jmp still
red: ; redraw
call draw_window
jmp still
key: ; key
mov eax,2 ; just read it and ignore
mcall
cmp ah,' '
jne no_space
mov eax,[space]
dec eax
add [text_start],eax
call draw_text
jmp still
no_space:
cmp ah,177
jne no_plus
inc [text_start]
call draw_text
jmp still
no_plus:
cmp ah,178
jne no_minus
cmp [text_start],0
je no_minus
dec [text_start]
call draw_text
jmp still
no_minus:
cmp ah,179
jne no_next
inc [text_current]
call send_group
jmp still
no_next:
cmp ah,176
jne no_prev
cmp [text_current],0
je still
dec [text_current]
call send_group
jmp still
no_prev:
jmp still
button: ; button
mov eax,17 ; get id
mcall
shr eax,8
cmp eax,11
jne no_11
mov edi,text+10
call text_input
call convert_text_to_ip
jmp still
no_11:
cmp eax,12
jne no_12
mov edi,text+66+10
call text_input
mov esi,text+66+10
mov edi,group+6
mov ecx,[xpost]
sub ecx,text+66+10
mov eax,ecx
cld
rep movsb
mov [group+6+eax],byte 13
mov [group+7+eax],byte 10
add eax,6+2
mov [grouplen],eax
mov [text_current],0
jmp still
no_12:
cmp eax,13
jne no_13
mov edi,text+10+66*2
call text_input
mov esi,text+10+66*2
mov edi,text_current
call convert_text_to_number
call send_group
jmp still
no_13:
cmp eax,14
jne no_start
call clear_text
mov eax,3
mcall
mov ecx,eax
mov eax,53
mov ebx,5
mov edx,119
mov esi,dword [server_ip]
mov edi,1
mcall
mov [socket],eax
mov [status],1
jmp still
no_start:
cmp eax,15
jne no_end
mov eax,53
mov ebx,7
mov ecx,[socket]
mov edx,quitlen-quit
mov esi,quit
mcall
mov eax,5
mov ebx,10
mcall
call check_for_incoming_data
mov eax,53
mov ebx,8
mov ecx,[socket]
mcall
mov eax,5
mov ebx,5
mcall
mov eax,53
mov ebx,8
mov ecx,[socket]
mcall
mov [status],0
jmp still
no_end:
cmp eax,1 ; button id=1 ?
jne noclose
mov eax,-1 ; close this program
mcall
noclose:
jmp still
check_for_incoming_data:
cmp [status],0
jne go_on
ret
go_on:
mov eax,53
mov ebx,2
mov ecx,[socket]
mcall
cmp eax,0
je ch_ret
mov eax,53
mov ebx,3
mov ecx,[socket]
mcall
and ebx,0xff
cmp ebx,13
jb no_print
cmp bl,13
jne char
mov [xpos],0
inc [ypos]
jmp no_print
char:
cmp ebx,128
jbe char_ok
mov ebx,'?'
char_ok:
mov ecx,[ypos]
imul ecx,80
add ecx,[xpos]
mov [nntp_text+ecx],bl
cmp [xpos],78
jg noxinc
inc [xpos]
noxinc:
no_print:
mov eax,53
mov ebx,2
mov ecx,[socket]
mcall
cmp eax,0
jne check_for_incoming_data
call draw_text
ch_ret:
ret
; *********************************************
; ******* WINDOW DEFINITIONS AND DRAW ********
; *********************************************
draw_window:
pusha
mov [prev_state],-1
mov eax,12 ; function 12:tell os about windowdraw
mov ebx,1 ; 1, start of draw
mcall
; DRAW WINDOW
mov eax,0 ; function 0 : define and draw window
mov ebx,100*65536+520 ; [x start] *65536 + [x size]
mov ecx,5*65536+470 ; [y start] *65536 + [y size]
mov edx,0x13ffffff ; color of work area RRGGBB,8->color gl
mov edi,title ; WINDOW LABEL
mcall
mov eax,38
mov ebx,5*65536+515
mov ecx,101*65536+101
mov edx,0x99bbff
mcall
mov ecx,102*65536+102
mov edx,0x3366aa
mcall
mov eax,8
mov ebx,238*65536+8
mov ecx,30*65536+8
mov edx,11
mov esi,0x88aadd
mcall
mov ecx,41*65536+8
mov edx,12
mcall
mov ecx,52*65536+8
mov edx,13
mcall
mov ebx,265*65536+75
mov ecx,39*65536+13
mov edx,14
mcall
mov ebx,351*65536+75
mov edx,15
mcall
call draw_entries
call draw_text
mov eax,12 ; function 12:tell os about windowdraw
mov ebx,2 ; 2, end of draw
mcall
popa
ret
draw_entries:
pusha
mov eax,13
mov ebx,30*65536+200
mov ecx,30*65536+44
mov edx,0xffffff
mcall
mov eax,4
mov ebx,30*65536+31 ; draw info text with function 4
mov ecx,0x000000
mov edx,text
mov esi,66
mov edi,6
newline2:
mcall
add ebx,11
add edx,66
dec edi
jnz newline2
popa
ret
draw_text:
pusha
mov eax,9
mov ebx,0x70000
mov ecx,-1
mcall
mov eax,[0x70000+46]
cmp eax,150
jbe dtret
sub eax,111
mov ebx,10
xor edx,edx
div ebx
mov edi,eax
dec edi
mov [space],edi
mov eax,4
mov ebx,20*65536+111 ; draw info text with function 4
mov ecx,0x000000
mov edx,[text_start]
imul edx,80
add edx,nntp_text
mov esi,80
newline:
pusha
mov ecx,ebx
shl ecx,16
mov eax,13
mov ebx,20*65536+80*6
mov cx,10
mov edx,0xffffff
mcall
popa
mcall
add ebx,10
add edx,80
dec edi
jnz newline
dtret:
popa
ret
; DATA AREA
text:
db 'NNTP IP : 192.168.0.96 < '
db 'Group : alt.test < Connect Disconnect '
db 'Article : 0 < '
db 'Art.max : ? '
db ' '
db 'Arrow left/rigth: fetch prev/next - Arrow up/down & space: scroll '
textl:
title db 'NNTP client v',version,0
nntp_text:
db 'a'
I_END: ;;;