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VNC Viewer: support for 32bpp, bugfixes.

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git-svn-id: svn://kolibrios.org@5722 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2015-08-14 13:30:03 +00:00
parent 82fee6f311
commit 35f6e3767b
8 changed files with 227 additions and 77 deletions
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4
programs/network/vncc/copyrect.inc
View File

@ -33,13 +33,13 @@ encoding_CopyRect:
movzx ebx, word[esi] ; [src.x]
xchg bl, bh
add eax, ebx ; [screen.width]*[src.y]+[src.x]
lea esi, [framebuffer_data+eax*3] ; esi = framebuffer_data+([screen.width]*[src.y]+[src.x])*3
lea esi, [framebuffer+eax*3] ; esi = framebuffer_data+([screen.width]*[src.y]+[src.x])*3
mov eax, [rectangle.y]
movzx ebx, [screen.width]
mul ebx ; [screen.width]*[rectangle.y]
add eax, [rectangle.x] ; [screen.width]*[rectangle.y]+[rectangle.x]
lea edi, [framebuffer_data+eax*3] ; edi = framebuffer_data+([screen.width]*[rectangle.y]+[rectangle.x])*3
lea edi, [framebuffer+eax*3] ; edi = framebuffer_data+([screen.width]*[rectangle.y]+[rectangle.x])*3
movzx eax, [screen.width]
sub eax, [rectangle.width]

2
programs/network/vncc/gui.inc
View File

@ -234,6 +234,8 @@ draw_gui:
mcall 18, 18, [thread_id] ; kill thread
.ok:
and [URLbox.flags], not ed_disabled
mov [USERbox.size], 0
mov [PASSbox.size], 0
mov [status], STATUS_CONNECT
inc [update_gui]
jmp .loop

82
programs/network/vncc/network.inc
View File

@ -71,8 +71,10 @@ thread_start:
je err_connect
; Verify handshake from server
call wait_for_data
cmp dword[receive_buffer], "RFB "
call read_data
cmp eax, 12
jb err_proto
cmp dword[esi], "RFB "
jne err_proto
add esi, 12
@ -89,7 +91,9 @@ thread_start:
mcall send, [socketnum], HandShake, 12, 0
; VNC 3.3 protocol: server decides security type
call wait_for_data
call read_data
cmp eax, 4
jb err_proto
lodsd
cmp eax, 0x00000000
je err_handshake
@ -101,6 +105,10 @@ thread_start:
vnc_security:
lea eax, [esi+8]
cmp [datapointer], eax
jb err_proto
push esi ; pointer to message
mov dword[password], 0
@ -196,53 +204,62 @@ vnc_security:
securityresult:
; Wait for SecurityResult from server
call wait_for_data
cmp dword[receive_buffer], 0 ; OK
call read_data
cmp eax, 4
jb err_proto
cmp dword[esi], 0 ; OK
jne err_login
initialize:
DEBUGF 1, "Sending ClientInit\n"
mcall send, [socketnum], ClientInit, 1, 0
call wait_for_data ; now the server should send init message
call read_data ; now the server should send init message
cmp eax, ServerInit.name
jb err_proto
DEBUGF 1, "Serverinit: bpp: %u depth: %u bigendian: %u truecolor: %u\n", \
[receive_buffer+framebuffer.pixelformat.bpp]:1, \
[receive_buffer+framebuffer.pixelformat.depth]:1, \
[receive_buffer+framebuffer.pixelformat.big_endian]:1, \
[receive_buffer+framebuffer.pixelformat.true_color]:1
DEBUGF 2, "Serverinit: bpp: %u depth: %u bigendian: %u truecolor: %u\n", \
[esi+ServerInit.pixelformat.bpp]:1, \
[esi+ServerInit.pixelformat.depth]:1, \
[esi+ServerInit.pixelformat.big_endian]:1, \
[esi+ServerInit.pixelformat.true_color]:1
mov eax, dword[receive_buffer+framebuffer.width]
mov eax, dword[esi+ServerInit.width]
mov dword[FramebufferUpdateRequest.width], eax
bswap eax
mov dword[screen], eax
DEBUGF 1, "Screen width=%u, height=%u\n", [screen.width]:2, [screen.height]:2
; Set main window caption to servername
mov ecx, dword[esi+ServerInit.name_length]
bswap ecx
add esi, ServerInit.name
lea eax, [esi+ecx]
cmp [datapointer], eax
jb err_proto
cmp ecx, 64 ; Limit name length to 64 chars
jbe @f
mov ecx, 64
@@:
mov edi, servername
rep movsb
mov byte[edi], 0
mov [name.dash], "-"
DEBUGF 1, "Sending pixel format\n"
if BITS_PER_PIXEL = 8
mcall send, [socketnum], SetPixelFormat8, 20, 0
else if BITS_PER_PIXEL = 16
mcall send, [socketnum], SetPixelFormat16, 20, 0
else
else if BITS_PER_PIXEL = 24
mcall send, [socketnum], SetPixelFormat24, 20, 0
else
mcall send, [socketnum], SetPixelFormat32, 20, 0
end if
DEBUGF 1, "Sending encoding info\n"
mcall send, [socketnum], SetEncodings, SetEncodings.length, 0
; Set main window caption to servername
mov ecx, dword[receive_buffer+framebuffer.name_length]
bswap ecx
cmp ecx, 64
jbe @f
mov ecx, 64
@@:
lea esi, [receive_buffer+framebuffer.name]
mov edi, servername
rep movsb
mov byte[edi], 0
mov [name.dash], "-"
; Tell the main thread we are ready for business!
mov [status], STATUS_CONNECTED
@ -443,17 +460,6 @@ read_data:
jmp .more
wait_for_data: ; FIXME: add timeout
mcall recv, [socketnum], receive_buffer, 4096, 0 ; MSG_DONTWAIT
cmp eax, -1
je err_sock
test eax, eax
jz err_disconnected
mov esi, receive_buffer
ret
err_disconnected:
mov [status], STATUS_DISCONNECTED
inc [update_gui]
@ -465,6 +471,8 @@ err_dns:
mcall -1
err_sock:
; TODO: distinguish between different socket errors!
DEBUGF 2, "Socket error: %u\n", ebx
mov [status], STATUS_SOCK_ERR
inc [update_gui]
mcall -1

11
programs/network/vncc/raw.inc
View File

@ -23,6 +23,8 @@ if BITS_PER_PIXEL = 16
shl eax, 1
else if BITS_PER_PIXEL = 24
lea eax, [eax*2+eax]
else if BITS_PER_PIXEL = 32
shl eax, 2
end if
@@:
push eax
@ -39,7 +41,7 @@ end if
movzx ebx, [screen.width]
mul ebx ; [screen.width]*[rectangle.y]
add eax, [rectangle.x] ; [screen.width]*[rectangle.y]+[rectangle.x]
lea edi, [framebuffer_data+eax*3] ; edi = framebuffer_data+([screen.width]*[rectangle.y]+[rectangle.x])*3
lea edi, [framebuffer+eax*3] ; edi = framebuffer_data+([screen.width]*[rectangle.y]+[rectangle.x])*3
movzx eax, [screen.width]
sub eax, [rectangle.width]
@ -92,6 +94,13 @@ else if BITS_PER_PIXEL = 16
jnz .pixelloop
else if BITS_PER_PIXEL = 24
rep movsb
else if BITS_PER_PIXEL = 32
.pixelloop:
movsw
movsb
inc esi
dec ecx
jnz .pixelloop
end if
add edi, ebp

36
programs/network/vncc/rre.inc
View File

@ -12,16 +12,16 @@
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
pixel_to_24bpp: ; returns in ecx
load_pixel_rre: ; returns in ecx
push eax
; @@:
; lea eax, [esi+BYTES_PER_PIXEL]
; cmp [datapointer], eax
; jae @f
; call read_data.more
; jmp @b
; @@:
@@:
lea eax, [esi+BYTES_PER_PIXEL]
cmp [datapointer], eax
jae @f
call read_data.more
jmp @b
@@:
if BITS_PER_PIXEL = 8
@ -65,14 +65,18 @@ else if BITS_PER_PIXEL = 16
shl cl, 3
and cx, 0x00f8 ; blue
else
else if BITS_PER_PIXEL = 24
xor ecx, ecx
mov cx, [esi]
shl ecx, 8
mov cl, [esi+2]
mov ecx, [esi]
and ecx, 0x00ffffff
add esi, 3
else if BITS_PER_PIXEL = 32
mov ecx, [esi]
and ecx, 0x00ffffff
add esi, 4
end if
pop eax
@ -97,13 +101,13 @@ encoding_RRE:
DEBUGF 1, "%u subrectangles\n", eax
; Get background color
call pixel_to_24bpp
call load_pixel_rre
; Calculate first pixel pos
movzx eax, [screen.width]
mul [rectangle.y] ; [screen.width]*[rectangle.y]
add eax, [rectangle.x] ; [screen.width]*[rectangle.y]+[rectangle.x]
lea edi, [framebuffer_data+eax*3] ; edi = framebuffer_data+([screen.width]*[rectangle.y]+[rectangle.x])*3
lea edi, [framebuffer+eax*3] ; edi = framebuffer_data+([screen.width]*[rectangle.y]+[rectangle.x])*3
; Calculate offset between two rows of pixels
movzx eax, [screen.width]
@ -142,7 +146,7 @@ encoding_RRE:
@@:
; Get subrectangle color
call pixel_to_24bpp
call load_pixel_rre
; Get coordinates
xor eax, eax

76
programs/network/vncc/trle.inc
View File

@ -20,7 +20,7 @@ create_palette:
DEBUGF 1, "Loading palette of %u colors\n", dl
mov edi, palette
.loop:
call pixel_to_24bpp
call load_pixel_trle
mov [edi], ecx
add edi, 4
dec dl
@ -30,6 +30,71 @@ create_palette:
ret
load_pixel_trle: ; returns in ecx
push eax
@@:
lea eax, [esi+BYTES_PER_PIXEL]
cmp [datapointer], eax
jae @f
call read_data.more
jmp @b
@@:
if BITS_PER_PIXEL = 8
push ebx
mov bl, 36
mov al, [esi]
and al, 7
mul bl
mov ch, al ; red
mov al, [esi]
shr al, 3
and al, 7
mul bl
mov cl, al ; green
mov bl, 85
mov al, [esi]
shr al, 6
and al, 3
mul bl
shl ecx, 8
mov cl, al ; blue
inc esi
pop ebx
else if BITS_PER_PIXEL = 16
lodsw
mov cl, ah
and al, 0xf8 ; red
mov cx, ax
shl cx, 5
and ch, 0xfc ; green
shl ecx, 8
mov cl, al
shl cl, 3
and cx, 0x00f8 ; blue
else ; 32 BPP gets packed to 24 BPP
mov ecx, [esi]
and ecx, 0x00ffffff
add esi, 3
end if
pop eax
ret
encoding_TRLE:
DEBUGF 1, "TRLE\n"
@ -62,7 +127,7 @@ encoding_TRLE:
mul ebx
add eax, [rectangle.x]
add eax, [subrectangle.x]
lea edi, [framebuffer_data+eax*3]
lea edi, [framebuffer+eax*3]
; Calculate offset between two rows of pixels
movzx eax, [screen.width]
@ -197,8 +262,7 @@ encoding_TRLE:
jmp .next_tile
.rle_reload:
; load pixel value
call pixel_to_24bpp
call load_pixel_trle
@@:
lea eax, [esi+1]
@ -447,7 +511,7 @@ encoding_TRLE:
.raw_line:
mov ebx, [subrectangle.width]
.raw_pixel:
call pixel_to_24bpp
call load_pixel_trle
mov word[edi], cx
shr ecx, 16
add edi, 2
@ -465,7 +529,7 @@ encoding_TRLE:
; Single color tile
.solid:
DEBUGF 1, "Solid tile\n"
call pixel_to_24bpp
call load_pixel_trle
mov eax, ecx
shr eax, 16

20
programs/network/vncc/vncc.asm
View File

@ -17,7 +17,7 @@ format binary as ""
__DEBUG__ = 1
__DEBUG_LEVEL__ = 2
BITS_PER_PIXEL = 8 ; 8, 16 24
BITS_PER_PIXEL = 32 ; 8, 16, 24 or 32
SERVERADDRLEN = 4096
use32
@ -40,7 +40,7 @@ include "../../struct.inc"
include "../../develop/libraries/box_lib/trunk/box_lib.mac"
include "../../network.inc"
struct pixel_format
struct PixelFormat
bpp db ?
depth db ?
big_endian db ?
@ -54,12 +54,12 @@ struct pixel_format
padding rb 3
ends
struct framebuffer
struct ServerInit
width dw ?
height dw ?
pixelformat pixel_format
pixelformat PixelFormat
name_length dd ?
name rb 256
name db ?
ends
xpos = 4
@ -156,7 +156,7 @@ redraw:
draw_framebuffer:
DEBUGF 1, "Drawing framebuffer\n"
mcall 7, framebuffer_data, dword[screen], 0
mcall 7, framebuffer, dword[screen], 0
mov [update_framebuffer], 0
mainloop:
@ -275,15 +275,15 @@ ClientInit db 0 ; not shared
SetPixelFormat32 db 0 ; setPixelformat
db 0, 0, 0 ; padding
.bpp db 32 ; bits per pixel
.depth db 32 ; depth
.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_shif db 0 ; red-shift
.red_shift db 16 ; red-shift
.green_shift db 8 ; green-shift
.blue_shift db 16 ; blue-shift
.blue_shift db 0 ; blue-shift
db 0, 0, 0 ; padding
SetPixelFormat24 db 0 ; setPixelformat
@ -479,7 +479,7 @@ keys rd 32*2 ; DES keys for VNC authentication
sz_err_security_c rb 512+1
receive_buffer rb RECEIVE_BUFFER_SIZE
framebuffer_data rb 1280*1024*3 ; framebuffer
framebuffer rb 1280*1024*3 ; framebuffer
rb 0x1000
thread_stack:

73
programs/network/vncc/zrle.inc
View File

@ -12,6 +12,68 @@
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
load_pixel_zrle: ; returns in ecx
push eax
; TODO: check for buffer underrun!
if BITS_PER_PIXEL = 8
push ebx
mov bl, 36
mov al, [esi]
and al, 7
mul bl
mov ch, al ; red
mov al, [esi]
shr al, 3
and al, 7
mul bl
mov cl, al ; green
mov bl, 85
mov al, [esi]
shr al, 6
and al, 3
mul bl
shl ecx, 8
mov cl, al ; blue
inc esi
pop ebx
else if BITS_PER_PIXEL = 16
lodsw
mov cl, ah
and al, 0xf8 ; red
mov cx, ax
shl cx, 5
and ch, 0xfc ; green
shl ecx, 8
mov cl, al
shl cl, 3
and cx, 0x00f8 ; blue
else ; 32 BPP gets packed to 24 BPP
mov ecx, [esi]
and ecx, 0x00ffffff
add esi, 3
end if
pop eax
ret
deflate_callback:
mov eax, [deflate_length]
mov ecx, [esp+8]
@ -19,6 +81,8 @@ deflate_callback:
mov eax, [deflate_buffer]
ret 8
encoding_ZRLE:
DEBUGF 2, "ZRLE\n"
@ -102,7 +166,7 @@ encoding_ZRLE:
mul ebx
add eax, [rectangle.x]
add eax, [subrectangle.x]
lea edi, [framebuffer_data+eax*3]
lea edi, [framebuffer+eax*3]
; Calculate offset between two rows of pixels
movzx eax, [screen.width]
@ -219,8 +283,7 @@ encoding_ZRLE:
jmp .next_tile
.rle_reload:
; load pixel value
call pixel_to_24bpp
call load_pixel_zrle
;;;
@ -454,7 +517,7 @@ encoding_ZRLE:
.raw_line:
mov ebx, [subrectangle.width]
.raw_pixel:
call pixel_to_24bpp
call load_pixel_zrle
mov word[edi], cx
shr ecx, 16
add edi, 2
@ -472,7 +535,7 @@ encoding_ZRLE:
; Single color tile
.solid:
DEBUGF 1, "Solid tile\n"
call pixel_to_24bpp
call load_pixel_zrle
mov eax, ecx
shr eax, 16