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https://github.com/bobbimanners/emailler.git
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2096a4ebc9
git-svn-id: http://svn.code.sf.net/p/netboot65/code@238 93682198-c243-4bdb-bd91-e943c89aac3b
172 lines
3.7 KiB
OpenEdge ABL
172 lines
3.7 KiB
OpenEdge ABL
;telnet routines
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; to use:
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; 1) include this file
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; 2) include these other files:
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; .include "../inc/common.i"
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; .include "../inc/commonprint.i"
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; .include "../inc/net.i"
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; 3) define a routine called 'exit_telnet'
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.import telnet_connect
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.import telnet_use_native_charset
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.import telnet_port
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.import telnet_ip
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.import filter_number
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.export telnet_on_connection
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.bss
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original_border: .res 1
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.code
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telnet_main_entry:
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;prompt for a hostname, then resolve to an IP address
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ldax #remote_host
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jsr print_ascii_as_native
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ldy #40 ;max chars
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ldax #filter_dns
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jsr get_filtered_input
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bcc @host_entered
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;if no host entered, then bail.
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jmp exit_telnet
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@host_entered:
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stax temp_ax
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jsr print_cr
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ldax #resolving
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jsr print_ascii_as_native
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ldax temp_ax
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jsr print
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jsr print_cr
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ldax temp_ax
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jsr dns_set_hostname
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bcs @resolve_error
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jsr dns_resolve
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bcc @resolved_ok
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@resolve_error:
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print_failed
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jsr print_cr
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jsr print_errorcode
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jmp telnet_main_entry
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@resolved_ok:
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ldx #3
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@copy_telnet_ip_loop:
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lda dns_ip,x
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sta telnet_ip,x
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dex
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bpl @copy_telnet_ip_loop
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@get_port:
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ldax #remote_port
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jsr print_ascii_as_native
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ldy #5 ;max chars
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ldax #filter_number
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jsr get_filtered_input
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bcs @no_port_entered
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;AX now points a string containing port number
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jsr parse_integer
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bcc @port_entered
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@no_port_entered:
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;if no port entered, then assume port 23
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ldax #23
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@port_entered:
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stax telnet_port
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jsr print_cr
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ldax #char_mode_prompt
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jsr print_ascii_as_native
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@char_mode_input:
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jsr get_key_ip65
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cmp #'V'
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beq @vt100_mode
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cmp #'v'
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beq @vt100_mode
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cmp #'P'
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beq @petscii_mode
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cmp #'p'
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beq @petscii_mode
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jmp @char_mode_input
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@vt100_mode:
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lda #0
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sta telnet_use_native_charset
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.ifdef XMODEM_IN_TELNET
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lda #1
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sta xmodem_iac_escape
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.endif
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jmp @after_mode_set
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@petscii_mode:
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lda #1
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sta telnet_use_native_charset
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.ifdef XMODEM_IN_TELNET
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lda #0
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sta xmodem_iac_escape
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.endif
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@after_mode_set:
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lda #147 ; 'CLR/HOME'
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jsr print_a
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ldax #connecting_in
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jsr print_ascii_as_native
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lda telnet_use_native_charset
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beq @v_mode
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ldax #petscii
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jmp @c_mode
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@v_mode:
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ldax #vt100
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@c_mode:
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jsr print_ascii_as_native
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ldax #mode
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jsr print_ascii_as_native
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lda $d020
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sta original_border
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jsr telnet_connect
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lda original_border
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sta $d020
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;reset the background colour
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jmp telnet_main_entry
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telnet_on_connection:
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;toggle the background colour
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dec $d020
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rts
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;constants
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connecting_in: .byte "connecting in ",0
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vt100: .byte "vt100",0
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petscii: .byte "petscii",0
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mode: .byte " mode",10,0
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remote_host: .byte "hostname (leave blank to quit)",10,": ",0
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remote_port: .byte "port # (leave blank for default)",10,": ",0
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char_mode_prompt: .byte "mode - V=vt100, P=petscii",10,0
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;-- LICENSE FOR telnet.i --
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; The contents of this file are subject to the Mozilla Public License
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; Version 1.1 (the "License"); you may not use this file except in
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; compliance with the License. You may obtain a copy of the License at
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; http://www.mozilla.org/MPL/
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;
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; Software distributed under the License is distributed on an "AS IS"
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; basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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; License for the specific language governing rights and limitations
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; under the License.
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;
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; The Original Code is ip65.
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;
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; The Initial Developer of the Original Code is Jonno Downes,
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; jonno@jamtronix.com.
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; Portions created by the Initial Developer are Copyright (C) 2009
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; Jonno Downes. All Rights Reserved.
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; -- LICENSE END --
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