1 /* $Id: testback.c,v 1.1.2.8 1999/09/01 22:16:15 ben Exp $ */
3 * Copyright (c) 1999 Simon Tatham
4 * Copyright (c) 1999 Ben Harris
7 * Permission is hereby granted, free of charge, to any person
8 * obtaining a copy of this software and associated documentation
9 * files (the "Software"), to deal in the Software without
10 * restriction, including without limitation the rights to use,
11 * copy, modify, merge, publish, distribute, sublicense, and/or
12 * sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following
16 * The above copyright notice and this permission notice shall be
17 * included in all copies or substantial portions of the Software.
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
24 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
25 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29 /* PuTTY test backends */
36 static char *null_init(Session *);
37 static int null_msg(Session *, SOCKET, Net_Event_Type);
38 static void null_send(Session *, char *, int);
39 static void loop_send(Session *, char *, int);
40 static void hexdump_send(Session *, char *, int);
41 static void null_size(Session *);
42 static void null_special(Session *, Telnet_Special);
43 static char *rawtcp_init(Session *);
44 static int rawtcp_msg(Session *, SOCKET, Net_Event_Type);
46 Backend null_backend = {
47 null_init, null_msg, null_send, null_size, null_special
50 Backend loop_backend = {
51 null_init, null_msg, loop_send, null_size, null_special
54 Backend hexdump_backend = {
55 null_init, null_msg, hexdump_send, null_size, null_special
58 Backend rawtcp_backend = {
59 rawtcp_init, rawtcp_msg, null_send, null_size, null_special
62 static char *null_init(Session *s) {
67 static int null_msg(Session *s, SOCKET sock, Net_Event_Type ne) {
72 static void null_send(Session *s, char *buf, int len) {
76 static void loop_send (Session *s, char *buf, int len) {
79 int new_head = (s->inbuf_head + 1) & INBUF_MASK;
80 int c = (unsigned char) *buf;
81 if (new_head != s->inbuf_reap) {
82 s->inbuf[s->inbuf_head] = *buf++;
83 s->inbuf_head = new_head;
90 static void hexdump_send(Session *s, char *buf, int len) {
91 static char mybuf[10];
95 mylen = sprintf(mybuf, "%02x\015\012", (unsigned char)*buf++);
96 loop_send(s, mybuf, mylen);
100 static void null_size(Session *s) {
104 static void null_special(Session *s, Telnet_Special code) {
108 struct rawtcp_private {
112 static char *rawtcp_init(Session *sess) {
113 struct rawtcp_private *rp;
115 sess->back_priv = smalloc(sizeof(struct rawtcp_private));
116 rp = (struct rawtcp_private *)sess->back_priv;
117 rp->s = net_open(sess, sess->cfg.host, sess->cfg.port);
118 if (rp->s == INVALID_SOCKET)
119 fatalbox("Open failed");
122 static int rawtcp_msg(Session *sess, SOCKET sock, Net_Event_Type ne) {
123 struct rawtcp_private *rp = (struct rawtcp_private *)sess->back_priv;
133 rp->s = INVALID_SOCKET;
134 fatalbox("Open failed");
141 /* net_close(rp->s);*/
144 rp->s = INVALID_SOCKET;
145 fatalbox("Connection closed");
150 fatalbox("Connection died");
151 rp->s = INVALID_SOCKET;
161 * c-file-style: "simon"