kolibrios-fun/programs/network/terminal/trunk/terminal.asm
heavyiron 630234432f Changed structure of svn repository
git-svn-id: svn://kolibrios.org@109 a494cfbc-eb01-0410-851d-a64ba20cac60
2006-07-28 13:39:16 +00:00

764 lines
13 KiB
NASM
Raw Blame History

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;
; TERMINAL
;
; Compile with FASM for Menuet
;
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'
START: ; start of execution
call draw_window
call set_variables
still:
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
cmp eax,16+4
je read_input
jmp still
read_input:
push ecx
mov eax,42
mov ebx,4
int 0x40
pop ecx
cmp bl,27 ; ESCAPE COMMAND
jne no_esc
call esc_command
jmp newdata
no_esc:
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
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,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]
call draw_data
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 esi,text+80+60*80
mov edi,text+60*80
mov ecx,ebx
cld
rep movsb
mov eax,ebx
sub eax,80
noeaxz:
mov [pos],eax
newdata:
mov eax,11
int 0x40
cmp eax,16+4
je read_input
call draw_text
jmp still
red: ; REDRAW WINDOW
call draw_window
jmp still
key: ; KEY
mov eax,2 ; send to modem
int 0x40
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:
mov ecx,0x3f8
mov bl,al
mov eax,43
int 0x40
jmp still
button: ; BUTTON
mov eax,17
int 0x40
cmp ah,1 ; CLOSE PROGRAM
jne noclose
mov eax,45 ; FREE IRQ
mov ebx,1
mov ecx,4
int 0x40
mov eax,46
mov ebx,1
mov ecx,0x3f0
mov edx,0x3ff
int 0x40
mov eax,-1
int 0x40
noclose:
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
mov ecx,0x3f8
mov ebx,eax
mov eax,43
int 0x40
mov eax,5
mov ebx,5
int 0x40
popa
ret
draw_data:
pusha
cmp bl,0xe4 ; <20>
jne noe4
mov bl,0xc1
noe4:
cmp bl,0xc4 ; <20>
jne noc4
mov bl,0xc9
noc4:
mov [eax+text],bl
mov bl,byte [attribute]
mov [eax+text+60*80],bl
popa
ret
irqtable:
dd 0x3f8 + 0x01000000 ; read port 0x3f8, byte
dd 0
dd 0
dd 0
dd 0
dd 0
dd 0
dd 0
dd 0
dd 0
dd 0
dd 0
dd 0
dd 0
dd 0
dd 0
set_variables:
pusha
mov eax,46
mov ebx,0
mov ecx,0x3f0
mov edx,0x3ff
int 0x40
mov eax,45 ; reserve irq 4
mov ebx,0
mov ecx,4
int 0x40
mov eax,44
mov ebx,irqtable
mov ecx,4
int 0x40
; jmp noportint
mov cx,0x3f8+3
mov bl,0x80
mov eax,43
int 0x40
mov cx,0x3f8+1
mov bl,0
mov eax,43
int 0x40
mov cx,0x3f8+0
mov bl,0x30 / 16
mov eax,43
int 0x40
mov cx,0x3f8+3
mov bl,3
mov eax,43
int 0x40
mov cx,0x3f8+4
mov bl,0xB
mov eax,43
int 0x40
mov cx,0x3f8+1
mov bl,1
mov eax,43
int 0x40
noportint:
mov eax,40
mov ebx,0000000000010000b shl 16 + 111b
int 0x40
popa
ret
; *********************************************
; ******* WINDOW DEFINITIONS AND DRAW ********
; *********************************************
draw_window:
pusha
mov eax,12
mov ebx,1
int 0x40
mov eax,0 ; DRAW WINDOW
mov ebx,100*65536+491
mov ecx,100*65536+270
mov edx,[wcolor]
add edx,0x02000000
mov esi,0x80557799
mov edi,0x00557799
int 0x40
mov eax,4 ; WINDOW LABEL
mov ebx,8*65536+8
mov ecx,0x00ffffff
mov edx,labelt
mov esi,labellen-labelt
int 0x40
mov eax,8 ; CLOSE BUTTON
mov ebx,(491-19)*65536+12
mov ecx,5*65536+12
mov edx,1
mov esi,0x557799
int 0x40
xor eax,eax
mov edi,text+80*30
mov ecx,80*30 /4
cld
rep stosd
call draw_text
mov eax,12
mov ebx,2
int 0x40
popa
ret
bgc dd 0x000000
dd 0x000000
dd 0x00ff00
dd 0x0000ff
dd 0x005500
dd 0xff00ff
dd 0x00ffff
dd 0x770077
tc dd 0xffffff
dd 0xff00ff
dd 0xffffff
dd 0xffffff
dd 0xffffff
dd 0xffffff
dd 0xffffff
dd 0xffffff
draw_text:
pusha
mov esi,text
mov eax,0
mov ebx,0
newletter:
mov cl,[esi]
mov dl,[esi+60*80]
cmp cl,[esi+30*80]
jne yesletter
cmp dl,[esi+90*80]
jne yesletter
jmp noletter
yesletter:
mov [esi+30*80],cl
mov [esi+90*80],dl
pusha
and edx,0xff
shl edx,2
add edx,bgc
mov edx,[edx]
mov ecx,ebx
add ecx,26
shl ecx,16
mov cx,9
mov ebx,eax
add ebx,6
shl ebx,16
mov bx,6
mov eax,13
int 0x40
popa
pusha
and edx,0xff
shl edx,2
add edx,tc
mov ecx,[edx]
push bx
mov ebx,eax
add ebx,6
shl ebx,16
pop bx
add bx,26
mov eax,4
mov edx,esi
mov esi,1
int 0x40
popa
noletter:
add esi,1
add eax,6
cmp eax,80*6
jb newletter
mov eax,0
add ebx,10
cmp ebx,24*10
jb newletter
popa
ret
esc_command:
mov eax,32
mov edi,esccmd
mov ecx,10
cld
rep stosb
mov edi,esccmd
newescc:
mov eax,42
mov ebx,4
int 0x40
cmp ecx,0
je escok
mov eax,5
mov ebx,1
int 0x40
jmp newescc
escok:
mov [edi],bl
add edi,1
cmp edi,esccmd+20
je dontunderstand
mov esi,escend
nec:
cmp bl,[esi]
jz com_ok
add esi,1
cmp [esi],byte 0
je newescc
jmp nec
com_ok:
call get_numbers
cmp bl,'H' ; SET CURSOR POSITION
jne no_cursor_position
cmp [escnumbers],0
jne ncp1
mov [pos],dword 0
jmp cmd_done
ncp1:
mov eax,[escnumbers]
dec eax
imul eax,80
add eax,[escnumbers+4]
dec eax
mov [pos],eax
jmp cmd_done
no_cursor_position:
cmp bl,'K' ; ERASE LINE
jne no_erase_end_of_line
cmp [escnumbers],0
jne no_end_line
mov ecx,[pos]
eeol:
mov [ecx+text],byte ' '
mov [ecx+text+60*80],byte 0
add ecx,1
xor edx,edx
mov eax,ecx
mov ebx,80
div ebx
cmp edx,0
jne eeol
jmp cmd_done
no_end_line:
cmp [escnumbers],1 ; BEGINNING OF LINE
jne no_beg_line
mov ecx,[pos]
ebol:
mov [ecx+text],byte ' '
mov [ecx+text+60*80],byte 0
sub ecx,1
xor edx,edx
mov eax,ecx
mov ebx,80
div ebx
cmp edx,0
jne ebol
mov [pos],ecx
jmp cmd_done
no_beg_line:
no_erase_end_of_line:
cmp bl,'J' ; ERASE TO END OF SCREEN
jne no_erase_to_end_of_screen
cmp [escnumbers],dword 0
jne no_erase_to_end_of_screen
mov ecx,[pos]
eteos:
mov [ecx+text],byte ' '
mov [ecx+text+60*80],byte 0
add ecx,1
cmp ecx,80*24+1
jb eteos
jmp cmd_done
no_erase_to_end_of_screen:
cmp bl,'r' ; SET SCROLL REGION
jne no_scroll_region
mov eax,[escnumbers]
dec eax
mov [scroll+0],eax
mov eax,[escnumbers+4]
mov [scroll+4],eax
jmp cmd_done
no_scroll_region:
cmp bl,'A' ; CURSOR UP
jne no_cursor_up
mov eax,[pos]
sub eax,80
mov [pos],eax
jmp cmd_done
no_cursor_up:
cmp bl,'C' ; CURSOR LEFT
jne no_cursor_left
mov eax,[pos]
mov ebx,[escnumbers]
sub eax,ebx
mov [pos],eax
call cmd_done
no_cursor_left:
cmp bl,'m' ; CHARACTER ATTRIBUTE
jne no_char_attribute
mov eax,[escnumbers]
mov [attribute],eax
jmp cmd_done
no_char_attribute:
cmp bl,'Z' ; TERMINAL TYPE
jne no_terminal_type
mov al,27
call to_modem
mov al,'?'
call to_modem
mov al,'1'
call to_modem
mov al,';'
call to_modem
mov al,'0'
call to_modem
mov al,'c'
call to_modem
jmp cmd_done
no_terminal_type:
dontunderstand:
cmd_done:
ret
draw_numbers:
pusha
mov eax,13
mov ebx,250*65536+100
mov ecx,8*65536+8
mov edx,0x000000
int 0x40
mov eax,[escnumbers]
xor edx,edx
mov ebx,10
div ebx
add eax,48
add edx,48
mov byte [numtext+0],al
mov byte [numtext+1],dl
mov eax,[escnumbers+4]
xor edx,edx
mov ebx,10
div ebx
add eax,48
add edx,48
mov [numtext+3],al
mov [numtext+4],dl
mov eax,4
mov ebx,250*65536+8
mov ecx,0xffffff
mov edx,numtext
mov esi,10
int 0x40
popa
ret
draw_event:
pusha
mov eax,13
mov ebx,150*65536+100
mov ecx,8*65536+8
mov edx,0xffffff
int 0x40
mov eax,4
mov ebx,150*65536+8
mov ecx,0x000000
mov edx,esccmd
mov esi,20
int 0x40
popa
ret
get_numbers:
pusha
mov [escnumbers+0],0
mov [escnumbers+4],0
mov [escnumbers+8],0
mov ecx,esccmd
cmp [ecx+1],byte '0'
jb gn_over
cmp [ecx+1],byte '9'
jg gn_over
mov edi,escnumbers
gn_new:
add ecx,1
movzx eax,byte [ecx]
sub eax,48
add ecx,1
cmp [ecx],byte '0'
jb gnl1
cmp [ecx],byte '9'
jg gnl1
mov ebx,10
xor edx,edx
mul ebx
movzx ebx,byte[ecx]
add eax,ebx
sub eax,48
add ecx,1
gnl1:
mov [edi],eax
add edi,4
cmp [ecx],byte ';'
je gn_new
gn_over:
popa
ret
; DATA AREA
pos dd 80*10
irc_data dd 0x0
print db 0x0
attribute dd 0
scroll dd 1
dd 24
numtext db ' '
esccmd dd 0,0,0,0,0,0,0,0,0,0,0,0,0
escend db 'ZrhlABCDHfDME=>NmKJgincoyq',0
escnumbers dd 0,0,0,0,0
wcolor dd 0x000000
labelt db 'TERMINAL FOR MODEM IN COM1 0.03'
labellen:
text:
db ' '
db ' '
db '*** A TELNET APPLICATION FOR HAYES COMPATIBLE MODEMS IN COM1 '
db ' '
db '*** USE HAYES COMMANDS TO CONNECT TO A SERVER '
db ' '
db '*** ATDT (PHONENUMBER) '
db ' '
db ' '
db ' '
I_END: