;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2010-2015. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;; VNC client for KolibriOS ;;
;; ;;
;; Written by hidnplayr@kolibrios.org ;;
;; ;;
;; GNU GENERAL PUBLIC LICENSE ;;
;; Version 2, June 1991 ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
format binary as ""
__DEBUG__ = 1
__DEBUG_LEVEL__ = 2
BITS_PER_PIXEL = 32 ; 8, 16, 24 or 32
SERVERADDRLEN = 4096
use32
org 0x0
db "MENUET01" ; 8 byte id
dd 0x01 ; header version
dd START ; start of code
dd I_END ; size of image
dd IM_END ; memory for app
dd IM_END ; esp
dd serveraddr, 0x0 ; I_Param , I_Path
include "../../macros.inc"
include "../../debug-fdo.inc"
include "../../proc32.inc"
include "../../dll.inc"
include "../../struct.inc"
include "../../develop/libraries/box_lib/trunk/box_lib.mac"
include "../../network.inc"
struct PixelFormat
bpp db ?
depth db ?
big_endian db ?
true_color db ?
red_max dw ?
green_max dw ?
blue_max dw ?
red_shift db ?
green_shift db ?
blue_shift db ?
padding rb 3
ends
struct ServerInit
width dw ?
height dw ?
pixelformat PixelFormat
name_length dd ?
name db ?
ends
xpos = 4
ypos = 21
TIMEOUT = 5 ; timeout in seconds
RECEIVE_BUFFER_SIZE = 8*1024*1024 ; 8 Mib
STATUS_CONNECT = 0
STATUS_CONNECTING = 1
STATUS_REQ_LOGIN = 2
STATUS_LOGIN = 3
STATUS_CONNECTED = 4
STATUS_CLOSED = 5
STATUS_DISCONNECTED = 10
STATUS_DNS_ERR = 11
STATUS_SOCK_ERR = 12
STATUS_CONNECT_ERR = 13
STATUS_PROTO_ERR = 14
STATUS_SECURITY_ERR = 15
STATUS_LIB_ERR = 16
STATUS_THREAD_ERR = 17
STATUS_LOGIN_FAILED = 18
STATUS_SECURITY_ERR_C = 19
WORK_FRAMEBUFFER = 1 shl 0
WORK_CURSOR = 1 shl 1
WORK_GUI = 1 shl 2
BYTES_PER_PIXEL = (BITS_PER_PIXEL + 7) / 8
if BITS_PER_PIXEL = 32
BYTES_PER_CPIXEL= 3
else
BYTES_PER_CPIXEL= BYTES_PER_PIXEL
end if
include "keymap.inc"
include "gui.inc"
include "network.inc"
include "raw.inc"
include "copyrect.inc"
include "rre.inc"
include "trle.inc"
include "zrle.inc"
include "cursor.inc"
include "des.inc"
if BITS_PER_PIXEL = 8
create_lut:
mov edi, lut_8bpp ; 332 format
xor eax, eax
call green
add eax, 0x240000
call green
add eax, 0x250000
call green
add eax, 0x240000
call green
add eax, 0x250000
call green
add eax, 0x240000
call green
add eax, 0x250000
call green
add eax, 0x240000
call green
ret
green:
mov ah, 0
call blue
mov ah, 36
call blue
add ah, 37
call blue
add ah, 36
call blue
add ah, 37
call blue
add ah, 36
call blue
add ah, 37
call blue
add ah, 36
call blue
ret
blue:
mov al, 0
stosd
mov al, 85
stosd
mov al, 170
stosd
mov al, 255
stosd
ret
end if
START:
mcall 68, 11 ; init heap
; Load libraries
stdcall dll.Load, @IMPORT
test eax, eax
jz @f
mov [status], STATUS_LIB_ERR
jmp draw_gui.first_time
@@:
; When using 8BPP, create lookup table
if BITS_PER_PIXEL = 8
call create_lut
end if
; Check if we got a server address through parameters
cmp byte[serveraddr], 0
je @f
xor al, al
mov edi, serveraddr
mov ecx, SERVERADDRLEN
repne scasb
sub edi, serveraddr+1
mov [URLbox.size], edi
mov [URLbox.pos], edi
call open_connection
@@:
; Present the user with the GUI and wait for network connection
call draw_gui.first_time
; Create main window
mcall 71, 1, name ; reset window caption (add server name)
mov edx, dword[screen]
movzx esi, dx
shr edx, 16
add edx, 2*xpos
add esi, ypos+xpos
mcall 67, 10, 10 ; resize the window
mcall 40, EVM_MOUSE + EVM_MOUSE_FILTER + EVM_KEY + EVM_REDRAW + EVM_BUTTON
mcall 66, 1, 1 ; Switch keyboard to scancode mode
call generate_keymap
redraw:
mcall 12, 1
mov ebx, dword[screen]
movzx ecx, bx
shr ebx, 16
mov edx, 0x74ffffff
mov edi, name
mcall 0 ; draw window
mcall 12, 2
draw_framebuffer:
DEBUGF 1, "Drawing framebuffer\n"
mcall 7, framebuffer, dword[screen], 0
and [work], not WORK_FRAMEBUFFER
mainloop:
cmp [status], STATUS_CONNECTED
jne draw_gui
test [work], WORK_FRAMEBUFFER
jnz draw_framebuffer
test [work], WORK_CURSOR
jnz update_cursor
mcall 23, 10 ; Check for event with 0,1s timeout
dec eax
jz redraw
dec eax
jz key
dec eax
jz button
sub eax, 3
jz mouse
jmp mainloop
key:
mcall 66, 3
mov ebx, eax ; get modifier keys
mcall 2 ; get key scancode
cmp ah, 224 ; extended keycode?
je .extended
xor al, al
test ah, 0x80 ; key up?
jnz @f
inc al
and ah, 0x7f
@@:
mov byte[KeyEvent.down], al
movzx eax, ah
test ebx, 100000b ; alt?
jz .no_alt
mov ax, [keymap_alt+eax*2]
jmp .key
.no_alt:
test ebx, 11b ; shift?
jz .no_shift
mov ax, [keymap_shift+eax*2]
jmp .key
.no_shift:
test ebx, 10000000b ; numlock ?
jz .no_numlock
cmp al, 71
jb .no_numlock
cmp al, 83
ja .no_numlock
mov ah, [keymap_numlock+eax-71]
xor al, al
jmp .key
.extended: ; extended keys always use regular keymap
mcall 2
shr eax, 8
jz mainloop
xor ah, ah
test al, 0x80 ; key up?
jnz @f
inc ah
@@:
mov byte[KeyEvent.down], ah
and ax, 0x007f
.no_numlock:
mov ax, [keymap+eax*2]
.key:
test ax, ax
jz mainloop
mov word[KeyEvent.key+2], ax
DEBUGF 1, "Sending key: 0x%x\n", ax
mcall send, [socketnum], KeyEvent, 8, 0
jmp mainloop
mouse:
; DEBUGF 1, "Sending pointer event\n"
mcall 37, 1 ; get mouse pos
bswap eax
mov [PointerEvent.x], ax
shr eax, 16
mov [PointerEvent.y], ax
mcall 37, 2 ; get mouse buttons
test al, 00000010b ; test if right button was pressed (bit 1 in kolibri)
jz @f
add al, 00000010b ; in RFB protocol it is bit 2, so if we add bit 2 again, we"ll get bit 3 and bit 1 will remain the same
@@:
mov [PointerEvent.mask], al
mcall send, [socketnum], PointerEvent, 6, 0
jmp mainloop
button:
mcall 17 ; get id
mov [status], STATUS_CLOSED
mcall close, [socketnum]
mcall -1
update_cursor:
; load cursor
mov dx, word[cursor.y]
shl edx, 16
mov dx, 2
mcall 37, 4, cursor.image
test eax, eax
jz .fail
; set cursor
mov ecx, eax
mcall 37, 5
; delete previously set cursor
mov ecx, eax
mcall 37, 6
.fail:
and [work], not WORK_CURSOR
jmp mainloop
; DATA AREA
include_debug_strings
keymap_numlock:
db '7', '8', '9', '-'
db '4', '5', '6', '+'
db '1', '2', '3'
db '0', '.'
HandShake db "RFB 003.003", 10
ClientInit db 0 ; not shared
if BITS_PER_PIXEL = 32
SetPixelFormat db 0 ; setPixelformat
db 0, 0, 0 ; padding
.bpp db 32 ; bits per pixel
.depth db 24 ; depth
.big_endian db 0 ; big-endian flag
.true_color db 1 ; true-colour flag
.red_max db 0, 255 ; red-max
.green_max db 0, 255 ; green-max
.blue_max db 0, 255 ; blue-max
.red_shift db 16 ; red-shift
.green_shift db 8 ; green-shift
.blue_shift db 0 ; blue-shift
db 0, 0, 0 ; padding
else if BITS_PER_PIXEL = 24
SetPixelFormat db 0 ; setPixelformat
db 0, 0, 0 ; padding
.bpp db 24 ; bits per pixel
.depth db 24 ; depth
.big_endian db 0 ; big-endian flag
.true_color db 1 ; true-colour flag
.red_max db 0, 255 ; red-max
.green_max db 0, 255 ; green-max
.blue_max db 0, 255 ; blue-max
.red_shift db 16 ; red-shift
.green_shift db 8 ; green-shift
.blue_shift db 0 ; blue-shift
db 0, 0, 0 ; padding
else if BITS_PER_PIXEL = 16
SetPixelFormat db 0 ; setPixelformat
db 0, 0, 0 ; padding
.bpp db 16 ; bits per pixel
.depth db 16 ; depth
.big_endian db 0 ; big-endian flag
.true_color db 1 ; true-colour flag
.red_max db 0, 31 ; red-max
.green_max db 0, 63 ; green-max
.blue_max db 0, 31 ; blue-max
.red_shift db 11 ; red-shift
.green_shift db 5 ; green-shift
.blue_shift db 0 ; blue-shift
db 0, 0, 0 ; padding
else if BITS_PER_PIXEL = 8
SetPixelFormat db 0 ; setPixelformat
db 0, 0, 0 ; padding
.bpp db 8 ; bits per pixel
.depth db 8 ; depth
.big_endian db 0 ; big-endian flag
.true_color db 1 ; true-colour flag
.red_max db 0, 7 ; red-max
.green_max db 0, 7 ; green-max
.blue_max db 0, 3 ; blue-max
.red_shift db 5 ; red-shift
.green_shift db 2 ; green-shift
.blue_shift db 0 ; blue-shift
db 0, 0, 0 ; padding
end if
SetEncodings db 2 ; setEncodings
db 0 ; padding
db 0, 5 ; number of encodings
; db 0, 0, 0, 16 ; ZRLE
db 0, 0, 0, 15 ; TRLE
db 0, 0, 0, 2 ; RRE
db 0, 0, 0, 1 ; Copyrect encoding
db 0xff, 0xff, 0xff, 0x11 ; Cursor pseudo encoding
db 0, 0, 0, 0 ; raw encoding
.length = $ - SetEncodings
FramebufferUpdateRequest db 3
.inc db 0 ; incremental
.x dw 0
.y dw 0
.width dw 0
.height dw 0
KeyEvent db 4 ; keyevent
.down db 0 ; down-flag
dw 0 ; padding
.key dd 0 ; key
PointerEvent db 5 ; pointerevent
.mask db 0 ; button-mask
.x dw 0 ; x-position
.y dw 0 ; y-position
sockaddr1:
dw AF_INET4
.port dw 0x0c17 ; 5900
.ip dd 0
rb 10
beep db 0x85, 0x25, 0x85, 0x40, 0
status dd STATUS_CONNECT
work dd 0
mouse_dd dd 0
thread_id dd 0
deflate_buffer dd 0
deflate_length dd ?
deflate_str dd ?
URLbox edit_box 235, 70, 20, 0xffffff, 0x6f9480, 0, 0, 0, SERVERADDRLEN, serveraddr, mouse_dd, ed_focus, 0, 0
USERbox edit_box 215, 90, 10, 0xffffff, 0x6f9480, 0, 0, 0, 127, username, mouse_dd, ed_focus, 0, 0
PASSbox edit_box 215, 90, 30, 0xffffff, 0x6f9480, 0, 0, 0, 127, password, mouse_dd, ed_pass, 0, 0
serverstr db "server:"
userstr db "username:"
passstr db "password:"
connectstr db "Connect"
loginstr db "Log in"
cancelstr db "Cancel"
okstr db "OK"
okstr_e:
sz_err_disconnected db "The server has closed the connection unexpectedly.", 0
sz_err_dns db "Could not resolve hostname.", 0
sz_err_sock db "Could not open socket.", 0
sz_err_connect db "Could not connect to the server.", 0
sz_err_proto db "A protocol error has occured.", 0
sz_err_security db "An authentication problem has occured.", 0
sz_err_library db "Could not load needed libraries.", 0
sz_err_thread db "Could not create thread.", 0
sz_err_login_failed db "Login failed.", 0
err_msg dd sz_err_disconnected
dd sz_err_dns
dd sz_err_sock
dd sz_err_connect
dd sz_err_proto
dd sz_err_security
dd sz_err_library
dd sz_err_thread
dd sz_err_login_failed
dd sz_err_security_c
; import
align 4
@IMPORT:
library network, "network.obj",\
box_lib, "box_lib.obj",\
archiver, "archiver.obj"
import network,\
getaddrinfo, "getaddrinfo", \
freeaddrinfo, "freeaddrinfo", \
inet_ntoa, "inet_ntoa"
import box_lib,\
edit_box_draw, "edit_box",\
edit_box_key, "edit_box_key",\
edit_box_mouse, "edit_box_mouse",\
scrollbar_v_draw, "scrollbar_v_draw",\
scrollbar_v_mouse, "scrollbar_v_mouse",\
scrollbar_h_draw, "scrollbar_h_draw",\
scrollbar_h_mouse, "scrollbar_h_mouse"
import archiver,\
deflate_unpack2, "deflate_unpack2"
name db "VNC viewer "
.dash db 0, " "
I_END:
servername rb 64+1
serveraddr db 0
rb SERVERADDRLEN
socketnum dd ?
datapointer dd ?
rectangles dw ?
rectangle:
.x dd ?
.y dd ?
.width dd ?
.height dd ?
subrectangles dd ?
subrectangle:
.x dd ?
.y dd ?
.width dd ?
.height dd ?
screen: ; Remote screen resolution
.height dw ?
.width dw ?
palette rd 128 ; TRLE/ZRLE
palettesize db ? ; TRLE/ZRLE
keymap rw 128
keymap_shift rw 128
keymap_alt rw 128
username rb 128
password rb 128
keys rd 32*2 ; DES keys for VNC authentication
cursor:
.y db ?
.x db ?
.image rd 32*32
align 4
if BITS_PER_PIXEL = 8
lut_8bpp rd 256
end if
sz_err_security_c rb 512+1
receive_buffer rb RECEIVE_BUFFER_SIZE
framebuffer rb 1280*1024*3 ; framebuffer
rb 0x1000
thread_stack:
rb 0x1000
IM_END: