files
kterm/kterm.asm

559 lines
16 KiB
NASM

; Copyright (C) KolibriOS team 2025. All rights reserved.
; Distributed under terms of the GNU General Public License
;
; GNU GENERAL PUBLIC LICENSE
; Version 2, June 1991
use32
org 0x0
db 'MENUET01'
dd 0x01 ; header version
dd start ; start of code
dd i_end ; size of image
dd (i_end + 0x1000) ; memory for app
dd (i_end + 0x1000) ; esp
dd 0, 0 ; I_Param, I_Path
WIN_MARGIN = 5
WIN_MIN_WIDTH = 150
WIN_MIN_HEIGHT = 200
TOOL_ICON_SIZE = 18
TOOL_BTN_SIZE = 24 ; width and height
SEND_BTN_WIDTH = 40
ED_HEIGHT = 22
FONT_WIDTH = 8
FONT_HEIGHT = 16
SCROLL_WIDTH = 16
SCROLL_TOP = WIN_MARGIN + TOOL_BTN_SIZE + WIN_MARGIN
RX_BUF_SIZE = 256
LINE_HEADER_LEN = 11
PORT_STATUS_LEN = 128
ED_SEND_MAX_LEN = 256
KEY_ENTER = 13
IMG_RGB_METADATA_SIZE = 8
ICON_SIZE_BYTES = TOOL_ICON_SIZE * TOOL_ICON_SIZE * 3
ICON_SETUP_OFFSET = IMG_RGB_METADATA_SIZE + ICON_SIZE_BYTES * 60
ICON_CONN_OFFSET = IMG_RGB_METADATA_SIZE + ICON_SIZE_BYTES * 4
ICON_CLEAR_OFFSET = IMG_RGB_METADATA_SIZE + ICON_SIZE_BYTES * 63
BTN_CLOSE = 1
BTN_SETUP = 2
BTN_CONN = 3
BTN_CLEAR = 4
BTN_SEND = 5
BTN_OK = 2
BTN_CANCEL = 3
L_DBG = 0
L_ERR = 1
__DEBUG__ = 1
__DEBUG_LEVEL__ = L_ERR
include '../../proc32.inc'
include '../../macros.inc'
include '../../KOSfuncs.inc'
include '../../dll.inc'
include '../../debug-fdo.inc'
include '../../develop/libraries/box_lib/trunk/box_lib.mac'
include '../../../drivers/serial/common.inc'
include 'settings.inc'
include 'textview.inc'
include 'utils.inc'
start:
mcall SF_SYS_MISC, SSF_HEAP_INIT
call serial_port_init
test eax, eax
jnz @f
DEBUGF L_ERR, "kterm: %s\n", err_driver
mov eax, err_driver
mov [status_msg], eax
@@:
push 0
stdcall serial_port_get_version, esp
pop eax
DEBUGF L_DBG, "kterm: serial driver version 0x%x\n", eax
shr eax, 16
cmp ax, SERIAL_COMPATIBLE_API_VER
jle @f
mov eax, err_driver_ver
mov [status_msg], eax
@@:
stdcall dll.Load, @IMPORT
or eax, eax
jnz .exit
invoke img.from_file, icons_file
test eax, eax
jz @f
mov esi, eax
invoke img.to_rgb, esi
mov [icons_rgb], eax
invoke img.destroy, esi
@@:
mcall SF_SET_EVENTS_MASK, EVM_MOUSE + EVM_REDRAW + EVM_BUTTON + EVM_KEY
mov byte [ed_send_val], 0
stdcall text_view_init, text_view
call .draw_window
.loop:
mov eax, SF_WAIT_EVENT
cmp [is_connected], 0
jz @f
mov eax, SF_WAIT_EVENT_TIMEOUT
mov ebx, 10
@@:
mcall
cmp eax, EV_REDRAW
jz .win
cmp eax, EV_KEY
jz .key
cmp eax, EV_BUTTON
jz .btn
cmp eax, EV_MOUSE
jz .mouse
.timer:
call check_port
jmp .loop
.win:
call .draw_window
jmp .loop
.key:
mcall SF_GET_KEY
invoke edit_box_key, ed_send
cmp ah, KEY_ENTER
jne @f
call send_text
@@:
jmp .loop
.btn:
mcall SF_GET_BUTTON
cmp ah, BTN_CONN
jne @f
call btn_conn_click
call .draw_window
jmp .loop
@@:
cmp ah, BTN_SETUP
jne @f
call show_settings_win
jmp .loop
@@:
cmp ah, BTN_CLEAR
jne @f
stdcall text_view_clear, text_view
stdcall text_view_draw, text_view
call update_vscroll
invoke scrollbar_draw, vscroll
jmp .loop
@@:
cmp ah, BTN_SEND
jne @f
call send_text
jmp .loop
@@:
cmp ah, BTN_CLOSE
jne .loop
.exit:
mcall SF_TERMINATE_PROCESS
.mouse:
invoke edit_box_mouse, ed_send
push [vscroll.position]
invoke scrollbar_mouse, vscroll
pop eax
cmp eax, [vscroll.position]
je .loop
mov eax, [vscroll.position]
cmp eax, [text_view.total_lines]
jae .loop
mov [text_view.curr_line], eax
stdcall text_view_draw, text_view
jmp .loop
.draw_window:
mcall SF_STYLE_SETTINGS, SSF_GET_COLORS, sc, sizeof.system_colors
mcall SF_REDRAW, SSF_BEGIN_DRAW
mov edx, [sc.work]
or edx, 0x33000000
xor esi, esi
mov edi, app_name
mcall SF_CREATE_WINDOW, <80, 400>, <100, 250>
mcall SF_THREAD_INFO, pi, -1
; prevent drawing if the window is collapsed
test [pi.wnd_state], 0x04
jnz .end_redraw
; prevent resize if smaller
xor eax, eax
mov ebx, [pi.box.width]
mov ecx, [pi.box.height]
mov edx, [pi.client_box.width]
mov esi, [pi.client_box.height]
sub ebx, edx
sub ecx, esi
cmp edx, WIN_MIN_WIDTH
jae .width_ok
inc eax
mov edx, WIN_MIN_WIDTH
.width_ok:
add edx, ebx
cmp esi, WIN_MIN_HEIGHT
jae .height_ok
inc eax
mov esi, WIN_MIN_HEIGHT
.height_ok:
add esi, ecx
test eax, eax
jz @f
mcall SF_CHANGE_WINDOW, -1, -1
jmp .end_redraw
@@:
mcall SF_DEFINE_BUTTON, <WIN_MARGIN, TOOL_BTN_SIZE>, \
<WIN_MARGIN, TOOL_BTN_SIZE>, \
BTN_SETUP, 0xffffff
mcall SF_DEFINE_BUTTON, <WIN_MARGIN * 2 + TOOL_BTN_SIZE, TOOL_BTN_SIZE>, \
<WIN_MARGIN, TOOL_BTN_SIZE>, \
BTN_CONN, 0xffffff
mcall SF_DEFINE_BUTTON, <WIN_MARGIN * 3 + TOOL_BTN_SIZE * 2, TOOL_BTN_SIZE>, \
<WIN_MARGIN, TOOL_BTN_SIZE>, \
BTN_CLEAR, 0xffffff
mov ebx, [icons_rgb]
test ebx, ebx
jz .no_icons
add ebx, ICON_SETUP_OFFSET
mcall SF_PUT_IMAGE, , <TOOL_ICON_SIZE, TOOL_ICON_SIZE>, \
<WIN_MARGIN + 3, WIN_MARGIN + 3>
mov ebx, [icons_rgb]
add ebx, ICON_CONN_OFFSET
mcall SF_PUT_IMAGE, , <TOOL_ICON_SIZE, TOOL_ICON_SIZE>, \
<WIN_MARGIN * 2 + TOOL_BTN_SIZE + 3, WIN_MARGIN + 3>
mov ebx, [icons_rgb]
add ebx, ICON_CLEAR_OFFSET
mcall SF_PUT_IMAGE, , <TOOL_ICON_SIZE, TOOL_ICON_SIZE>, \
<WIN_MARGIN * 3 + TOOL_BTN_SIZE * 2 + 3, WIN_MARGIN + 3>
.no_icons:
; text view
mov eax, 0xffffff
mov [text_view.bg_color], eax
mov eax, [sc.work_graph]
mov [text_view.fg_color], eax
mov eax, [sc.work_text]
mov [text_view.text_color], eax
mov eax, WIN_MARGIN
mov [text_view.left], eax
mov eax, SCROLL_TOP
mov [text_view.top], eax
mov eax, [pi.client_box.width]
sub eax, SCROLL_WIDTH + WIN_MARGIN * 2 - 1
mov [text_view.width], eax
mov eax, [pi.client_box.height]
sub eax, FONT_HEIGHT + ED_HEIGHT + WIN_MARGIN * 4 + SCROLL_TOP
mov [text_view.height], eax
stdcall text_view_draw, text_view
; scrollbar
mov [vscroll.all_redraw], 1
mov eax, [sc.work_light]
mov [vscroll.bg_color], eax
mov eax, [sc.work_light]
mov [vscroll.front_color], eax
mov eax, [sc.work_graph]
mov [vscroll.line_color], eax
mov [vscroll.type], 0
mov eax, [pi.client_box.width]
sub eax, SCROLL_WIDTH + WIN_MARGIN
mov [vscroll.x_pos], ax
mov eax, [pi.client_box.height]
sub eax, FONT_HEIGHT + ED_HEIGHT + WIN_MARGIN * 4 + SCROLL_TOP
mov [vscroll.y_size], ax
call update_vscroll
invoke scrollbar_draw, vscroll
; editbox and send button
edit_boxes_set_sys_color main_win_edits_start, main_win_edits_end, sc
mov eax, [pi.client_box.width]
sub eax, SEND_BTN_WIDTH + WIN_MARGIN * 3
mov [ed_send.width], eax
mov eax, [pi.client_box.height]
sub eax, FONT_HEIGHT + ED_HEIGHT + WIN_MARGIN * 3
mov [ed_send.top], eax
invoke edit_box_draw, ed_send
mov ebx, [pi.client_box.width]
sub ebx, SEND_BTN_WIDTH + WIN_MARGIN
shl ebx, 16
add ebx, SEND_BTN_WIDTH
mov ecx, [pi.client_box.height]
sub ecx, FONT_HEIGHT + ED_HEIGHT + WIN_MARGIN * 3
shl ecx, 16
add ecx, FONT_HEIGHT + 5
mcall SF_DEFINE_BUTTON, , , BTN_SEND, [sc.work_button]
add ebx, 4 shl 16
mov bx, word [pi.client_box.height]
sub bx, FONT_HEIGHT + ED_HEIGHT + WIN_MARGIN * 3 - 4
mov ecx, 0x90000000
or ecx, [sc.work_button_text]
mcall SF_DRAW_TEXT, , , send_label
; status bar
mov ebx, WIN_MARGIN shl 16
add ebx, [pi.client_box.width]
sub ebx, WIN_MARGIN + 1
mov edx, [pi.client_box.height]
sub edx, FONT_HEIGHT + WIN_MARGIN * 2
mov ecx, edx
shl ecx, 16
mov cx, dx
mov edx, [sc.work_graph]
mcall SF_DRAW_LINE
mov ebx, WIN_MARGIN shl 16
add ebx, [pi.client_box.height]
sub ebx, FONT_HEIGHT + WIN_MARGIN
mov ecx, 0x90000000
or ecx, [sc.work_text]
mov edx, [status_msg]
mcall SF_DRAW_TEXT
.end_redraw:
mcall SF_REDRAW, SSF_END_DRAW
ret
proc send_text
; check for empty string
cmp byte [ed_send_val], 0
jz .exit
cmp [is_connected], 0
jz .exit
or eax, 1
mov edi, ed_send_header
call make_line_header
mov esi, ed_send_val
call strlen
call .append_ending
mov [tx_buf_cnt], eax
stdcall serial_port_write, [port_handle], ed_send_val, tx_buf_cnt
; TODO check for errors and actual size of written data
mov esi, ed_send_val
call escape_chars
mov byte [esi], 0
stdcall text_view_append_line, text_view, ed_send_header, TV_FLAG_AUTOSCROLL
xor eax, eax
push eax
invoke edit_box_set_text, ed_send, esp
pop eax
stdcall text_view_draw, text_view
invoke edit_box_draw, ed_send
call update_vscroll
invoke scrollbar_draw, vscroll
.exit:
ret
.append_ending:
cmp [text_append], SETTINGS_APPEND_NONE
je .nothing
cmp [text_append], SETTINGS_APPEND_LF
je .append_lf
mov byte [esi], 0x0d
inc esi
inc eax
.append_lf:
mov byte [esi], 0x0a
inc esi
inc eax
.nothing:
mov byte [esi], 0
ret
endp
proc update_vscroll
mov eax, [text_view.total_lines]
mov [vscroll.max_area], eax
mov eax, [text_view.rows]
mov [vscroll.cur_area], eax
mov eax, [text_view.curr_line]
mov [vscroll.position], eax
ret
endp
proc btn_conn_click
cmp [is_connected], 0
jnz .close
lea eax, [port_conf]
lea ebx, [port_handle]
stdcall serial_port_open, [port_num], eax, ebx
mov [status_msg], noconn_msg
test eax, eax
jz .opened
mov [status_msg], err_port
cmp eax, SERIAL_API_ERR_PORT_INVALID
jz .exit
mov [status_msg], err_busy
cmp eax, SERIAL_API_ERR_PORT_BUSY
jz .exit
mov [status_msg], err_conf
cmp eax, SERIAL_API_ERR_CONF
jz .exit
mov [status_msg], err_unknown
jmp .exit
.opened:
mov [is_connected], 1
; make string for status
mov esi, port_lbl
mov edi, port_status
mov ecx, 4
cld
rep movsb
mov eax, [port_num]
mov ecx, 10
call int_to_str
mov al, ' '
stosb
mov eax, [port_conf + SP_CONF.baudrate]
mov ecx, 10
call int_to_str
mov al, ' '
stosb
mov al, [port_conf + SP_CONF.word_size]
add al, '0'
stosb
mov eax, 'n1'
stosd
mov [status_msg], port_status
jmp .exit
.close:
stdcall serial_port_close, [port_handle]
and [is_connected], 0
mov [status_msg], noconn_msg
.exit:
ret
endp
proc check_port
mov [rx_buf_cnt], RX_BUF_SIZE - 1
stdcall serial_port_read, [port_handle], rx_buf, rx_buf_cnt
test eax, eax
jnz .error
mov ecx, [rx_buf_cnt]
test ecx, ecx
jz .exit
mov esi, rx_buf
call escape_chars
mov byte [esi], 0
xor eax, eax
mov edi, rx_header
call make_line_header
stdcall text_view_append_line, text_view, rx_header, TV_FLAG_AUTOSCROLL
stdcall text_view_draw, text_view
call update_vscroll
invoke scrollbar_draw, vscroll
jmp .exit
.error:
; the port was closed
mov eax, noconn_msg
mov [status_msg], eax
mov [is_connected], 0
call start.draw_window ; TODO redraw status only
.exit:
ret
endp
align 16
@IMPORT:
library box_lib, 'box_lib.obj',\
libimg, 'libimg.obj'
import box_lib,\
edit_box_draw, 'edit_box_draw',\
edit_box_key, 'edit_box_key',\
edit_box_mouse, 'edit_box_mouse',\
edit_box_set_text, 'edit_box_set_text',\
scrollbar_draw, 'scrollbar_v_draw',\
scrollbar_mouse, 'scrollbar_v_mouse',\
option_box_draw, 'option_box_draw',\
option_box_mouse, 'option_box_mouse'
import libimg,\
libimg.init, 'lib_init',\
img.from_file, 'img_from_file',\
img.to_rgb, 'img_to_rgb',\
img.destroy, 'img_destroy'
main_win_edits_start:
ed_send edit_box 0, WIN_MARGIN, 0, 0xffffff, 0x6f9480, \
0, 0, 0x10000000, ED_SEND_MAX_LEN - 3, ed_send_val, mouse_dd, \
ed_focus + ed_always_focus, 0, 0
main_win_edits_end:
vscroll scrollbar SCROLL_WIDTH, 0, 0, SCROLL_TOP, SCROLL_WIDTH, 0, 0, 0, 0, 0, 0, 1
text_view TEXT_VIEW
is_connected db 0
app_name db 'kterm v0.2.0', 0
send_label db 'Send', 0
noconn_msg db 'Not connected', 0
icons_file db '/sys/icons16.png', 0
err_port db 'Invalid serial port', 0
err_busy db 'The port is already in use', 0
err_conf db 'Invalid port configuration', 0
err_unknown db 'An unknown error occured', 0
err_driver db 'Error loading driver serial.sys', 0
err_driver_ver db 'Error serial driver version', 0
align 4
status_msg dd noconn_msg
port_num dd 0
icons_rgb dd 0
port_conf:
dd port_conf_end - port_conf
dd 9600
db 8, SERIAL_CONF_STOP_BITS_1, SERIAL_CONF_PARITY_NONE, SERIAL_CONF_FLOW_CTRL_NONE
port_conf_end:
text_append db SETTINGS_APPEND_LF
IncludeIGlobals
include_debug_strings
align 4
i_end:
IncludeUGlobals
mouse_dd dd ?
port_handle dd ?
rx_buf_cnt dd ?
tx_buf_cnt dd ?
ed_send_header rb LINE_HEADER_LEN
ed_send_val rb ED_SEND_MAX_LEN
port_status rb PORT_STATUS_LEN
rx_header rb LINE_HEADER_LEN
rx_buf rb RX_BUF_SIZE
sc system_colors
pi process_information