emailler/client/carts/kipperterm.s

537 lines
10 KiB
ArmAsm

; #############
; KIPPER TERM - Telnet (only) client for C64
; jonno@jamtronix.com
.include "../inc/common.i"
.include "../inc/commonprint.i"
.include "../inc/c64keycodes.i"
.include "../inc/menu.i"
.include "../inc/config_menu.i"
KEY_NEXT_PAGE=KEYCODE_F7
KEY_PREV_PAGE=KEYCODE_F1
KEY_SHOW_HISTORY=KEYCODE_F2
KEY_BACK_IN_HISTORY=KEYCODE_F3
KEY_NEW_SERVER=KEYCODE_F5
XMODEM_IN_TELNET = 1
.import xmodem_iac_escape
.include "../inc/telnet.i"
.import cls
.import beep
.import exit_to_basic
.import ip65_process
.import ip65_init
.import get_filtered_input
.import filter_text
.import filter_dns
.import filter_ip
.import arp_calculate_gateway_mask
.import parse_dotted_quad
.import dotted_quad_value
.import parse_integer
.import dns_ip
.import dns_resolve
.import dns_set_hostname
.import get_key_ip65
.import cfg_mac
.import dhcp_init
.import cfg_ip
.import cfg_netmask
.import cfg_gateway
.import cfg_dns
.import cfg_tftp_server
.import xmodem_receive
.export telnet_menu
.import print_a
.import print_cr
.import copymem
.importzp copy_src
.importzp copy_dest
.import get_filtered_input
.import __DATA_LOAD__
.import __DATA_RUN__
.import __DATA_SIZE__
.import __SELF_MODIFIED_CODE_LOAD__
.import __SELF_MODIFIED_CODE_RUN__
.import __SELF_MODIFIED_CODE_SIZE__
.import cfg_tftp_server
directory_buffer = $6000
.segment "CARTRIDGE_HEADER"
.word cold_init ;cold start vector
.word warm_init ;warm start vector
.byte $C3,$C2,$CD,$38,$30 ; "CBM80"
.byte "KIPTRM"
.byte $0,$0,$0 ;reserved for future use
.byte $0,$0,$0 ;reserved for future use
.byte $0,$0,$0 ;reserved for future use
.code
cold_init:
;first let the kernal do a normal startup
sei
jsr $fda3 ;initialize CIA I/O
jsr $fd50 ;RAM test, set pointers
jsr $fd15 ;set vectors for KERNAL
jsr $ff5B ;init. VIC
cli ;KERNAL init. finished
warm_init:
;set some funky colours
lda #0
sta $dc08 ;set deciseconds - starts TOD going
jsr setup_screen
;relocate our r/w data
ldax #__DATA_LOAD__
stax copy_src
ldax #__DATA_RUN__
stax copy_dest
ldax #__DATA_SIZE__
jsr copymem
;relocate the self-modifying code (if necessary)
ldax #__SELF_MODIFIED_CODE_LOAD__
stax copy_src
ldax #__SELF_MODIFIED_CODE_RUN__
stax copy_dest
ldax #__SELF_MODIFIED_CODE_SIZE__
jsr copymem
ldax #menu_header_msg
jsr print_ascii_as_native
ldax #init_msg+1
jsr print_ascii_as_native
jsr ip65_init
bcs init_failed
jsr dhcp_init
bcc init_ok
jsr ip65_init ;if DHCP failed, then reinit the IP stack (which will reset IP address etc that DHCP messed with to cartridge default values)
bcc init_ok
init_failed:
print_failed
jsr print_errorcode
jsr wait_for_keypress
jmp exit_to_basic
print_main_menu:
jsr cls
ldax #menu_header_msg
jsr print_ascii_as_native
ldax #main_menu_msg
jmp print_ascii_as_native
init_ok:
main_menu:
jsr print_main_menu
jsr print_ip_config
jsr print_default_drive
jsr print_cr
@get_key:
jsr get_key_ip65
cmp #KEYCODE_F1
bne @not_f1
jsr cls
ldax #telnet_header
jsr print_ascii_as_native
jmp telnet_main_entry
@not_f1:
cmp #KEYCODE_F7
beq @change_config
cmp #KEYCODE_F8
bne @not_f8
jsr cls
ldax #menu_header_msg
jsr print_ascii_as_native
ldax #credits
jsr print_ascii_as_native
ldax #press_a_key_to_continue
jsr print_ascii_as_native
jsr get_key_ip65
jmp main_menu
@not_f8:
jmp @get_key
@change_config:
jsr configuration_menu
jmp main_menu
wait_for_keypress:
ldax #press_a_key_to_continue
jsr print_ascii_as_native
@loop:
jsr $ffe4
beq @loop
rts
get_key:
jmp get_key_ip65
cfg_get_configuration_ptr:
ldax #cfg_mac
rts
setup_screen:
;make sure normal font
lda #$15
sta $d018
LDA #$07 ;yellow
STA $D020 ;border
LDA #$00 ;black
STA $D021 ;background
lda #$05 ;petscii for white text
jsr print_a
lda #14
jmp print_a ;switch to lower case
save_screen_settings:
;save current settings
lda $d018
sta temp_font
lda $d020
sta temp_border
lda $d021
sta temp_text_back
lda $0286
sta temp_text_fore
ldx #$27
@save_page_zero_vars_loop:
lda $cf,x
sta temp_page_zero_vars,x
dex
bne @save_page_zero_vars_loop
ldax #$400
stax copy_src
ldax #temp_screen_chars
stax copy_dest
ldax #$400
jsr copymem
ldax #$d800
stax copy_src
ldax #temp_colour_ram
stax copy_dest
ldax #$400
jmp copymem
restore_screen_settings:
lda temp_font
sta $d018
lda temp_border
sta $d020
lda temp_text_back
sta $d021
lda temp_text_fore
sta $0286
ldx #$27
@restore_page_zero_vars_loop:
lda temp_page_zero_vars,x
sta $cf,x
dex
bne @restore_page_zero_vars_loop
ldax #temp_screen_chars
stax copy_src
ldax #$400
stax copy_dest
ldax #$400
jsr copymem
ldax #temp_colour_ram
stax copy_src
ldax #$d800
stax copy_dest
ldax #$400
jmp copymem
telnet_menu:
jsr save_screen_settings
jsr setup_screen
jsr cls
ldax #menu_header_msg
jsr print_ascii_as_native
ldax #telnet_menu_msg
jsr print_ascii_as_native
@get_menu_option:
jsr get_key
cmp #KEYCODE_F1
bne :+
jsr xmodem_download
jmp @exit
:
cmp #KEYCODE_F7
beq @exit
jmp @get_menu_option
@exit:
jsr restore_screen_settings
rts
xmodem_download:
ldax #opening_file
jsr print_ascii_as_native
jsr open_dl_file
bcs @error
ldax #ok_msg
jsr print_ascii_as_native
jsr print_cr
ldax #write_byte
jsr xmodem_receive
bcs @error
jsr close_file
ldax #transfer_complete
jsr print_ascii_as_native
ldax #prompt_for_filename
jsr print_ascii_as_native
@get_filename:
ldax #filter_dns
ldy #40
jsr get_filtered_input
bcs @get_filename
jsr rename_file
rts
@error:
print_failed
jsr print_errorcode
jsr close_file
jmp wait_for_keypress
open_dl_file:
lda #temp_filename_end-temp_filename_start
ldx #<temp_filename_start
ldy #>temp_filename_start
open_file:
;A,X,Y set up ready for a call to SETNAM for file #2
jsr $FFBD ; call SETNAM
lda #$02 ; file number 2
.import cfg_default_drive
ldx cfg_default_drive
ldy #$02 ; secondary address 2
jsr $FFBA ; call SETLFS
jsr $FFC0 ; call OPEN
bcs @error ; if carry set, the file could not be opened
rts
@error:
sta ip65_error
jsr close_file
sec
rts
write_byte:
pha
ldx #$02 ; filenumber 2 = output file
jsr $FFC9 ; call CHKOUT
pla
jsr $ffd2 ;write byte
JSR $FFB7 ; call READST (read status byte)
bne @error
ldx #$00 ; filenumber 0 = console
jsr $FFC9 ; call CHKOUT
rts
@error:
lda #KPR_ERROR_FILE_ACCESS_FAILURE
sta ip65_error
jsr close_file
sec
rts
close_file:
lda #$02 ; filenumber 2
jsr $FFC3 ; call CLOSE
rts
rename_file:
;AX points at new filename
stax copy_src
ldx #0
ldy #0
;first the "RENAME0:"
:
lda rename_cmd,y
sta command_buffer,x
inx
iny
cmp #':'
bne :-
;now the new filename
ldy #0
:
lda (copy_src),y
beq @end_of_new_filename
sta command_buffer,x
inx
iny
bne :-
@end_of_new_filename:
;now the "="
lda #'='
sta command_buffer,x
inx
;now the old filename
ldy #0
:
lda temp_filename,y
cmp #','
beq @end_of_old_filename
sta command_buffer,x
inx
iny
bne :-
@end_of_old_filename:
txa ;filename length
ldx #<command_buffer
ldy #>command_buffer
jsr $FFBD ; call SETNAM
lda #$0F ; filenumber 15
ldx cfg_default_drive
ldy #$0F ; secondary address 15
jsr $FFBA ; call SETLFS
jsr $FFC0 ; call OPEN
lda #$0F ; filenumber 15
jsr $FFC3 ; call CLOSE
rts
rename_cmd:
.byte "RENAME0:"
; FOO.BAR=0:XMODEM.TMP"
exit_telnet:
exit_gopher:
jsr setup_screen
jmp main_menu
.rodata
menu_header_msg:
.byte $13,10,"KipperTerm V"
.include "../inc/version.i"
.byte 10,0
main_menu_msg:
.byte 10,"Main Menu",10,10
.byte "F1: Telnet ",10
.byte "F7: Config F8: Credits",10,10
.byte 0
telnet_menu_msg:
.byte 10,10,10
.byte "F1: D/L File (XMODEM)",10
.byte "F7: Return",10,10
.byte 0
telnet_header: .byte "telnet",10,0
opening_file:
.byte 10,"opening file",10,0
transfer_complete:
.byte "transfer complete.",10,0
prompt_for_filename: .byte "save file as?",10,0
current:
.byte "current ",0
new:
.byte"new ",0
resolving:
.byte "resolving ",0
temp_filename_start: .byte "@"
temp_filename:
.byte "0:XMODEM.TMP,P,W" ; @0: means 'overwrite if existing', ',P,W' is required to make this an output file
temp_filename_end:
.byte 0
credits:
.byte 10,"License: Mozilla Public License v1.1",10,"http://www.mozilla.org/MPL/"
.byte 10
.byte 10,"Contributors:",10
.byte 10,"Jonno Downes"
.byte 10,"Glenn Holmmer"
.byte 10,"Per Olofsson"
.byte 10,"Lars Stollenwerk"
.byte 10,10
.byte 0
.segment "APP_SCRATCH"
temp_font: .res 1
temp_border: .res 1
temp_text_back: .res 1
temp_text_fore: .res 1
temp_page_zero_vars: .res $28
temp_screen_chars: .res $400
temp_colour_ram: .res $400
command_buffer: .res $80
;-- LICENSE FOR kipperterm.s --
; The contents of this file are subject to the Mozilla Public License
; Version 1.1 (the "License"); you may not use this file except in
; compliance with the License. You may obtain a copy of the License at
; http://www.mozilla.org/MPL/
;
; Software distributed under the License is distributed on an "AS IS"
; basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
; License for the specific language governing rights and limitations
; under the License.
;
; The Original Code is KipperTerm.
;
; The Initial Developer of the Original Code is Jonno Downes,
; jonno@jamtronix.com.
; Portions created by the Initial Developer are Copyright (C) 2009
; Jonno Downes. All Rights Reserved.
; -- LICENSE END --