putty/testback.c

144 строки
3.7 KiB
C

/* $Id: testback.c,v 1.4 2002/11/23 20:40:22 ben Exp $ */
/*
* Copyright (c) 1999 Simon Tatham
* Copyright (c) 1999 Ben Harris
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/* PuTTY test backends */
#include <stdio.h>
#include <stdlib.h>
#include "putty.h"
static char *null_init(void *, void **, char *, int, char **, int);
static char *loop_init(void *, void **, char *, int, char **, int);
static int null_send(void *, char *, int);
static int loop_send(void *, char *, int);
static int null_sendbuffer(void *);
static void null_size(void *, int, int);
static void null_special(void *, Telnet_Special);
static Socket null_socket(void *);
static int null_exitcode(void *);
static int null_sendok(void *);
static int null_ldisc(void *, int);
static void null_provide_ldisc(void *, void *);
static void null_provide_logctx(void *, void *);
static void null_unthrottle(void *, int);
Backend null_backend = {
null_init, null_send, null_sendbuffer, null_size, null_special,
null_socket, null_exitcode, null_sendok, null_ldisc, null_provide_ldisc,
null_provide_logctx, null_unthrottle, 0
};
Backend loop_backend = {
loop_init, loop_send, null_sendbuffer, null_size, null_special,
null_socket, null_exitcode, null_sendok, null_ldisc, null_provide_ldisc,
null_provide_logctx, null_unthrottle, 0
};
struct loop_state {
Terminal *term;
};
static char *null_init(void *frontend_handle, void **backend_handle,
char *host, int port, char **realhost, int nodelay) {
return NULL;
}
static char *loop_init(void *frontend_handle, void **backend_handle,
char *host, int port, char **realhost, int nodelay) {
struct loop_state *st = smalloc(sizeof(*st));
st->term = frontend_handle;
*backend_handle = st;
return NULL;
}
static int null_send(void *handle, char *buf, int len) {
return 0;
}
static int loop_send(void *handle, char *buf, int len) {
struct loop_state *st = handle;
return from_backend(st->term, 0, buf, len);
}
static int null_sendbuffer(void *handle) {
return 0;
}
static void null_size(void *handle, int width, int height) {
}
static void null_special(void *handle, Telnet_Special code) {
}
static Socket null_socket(void *handle) {
return NULL;
}
static int null_exitcode(void *handle) {
return 0;
}
static int null_sendok(void *handle) {
return 1;
}
static void null_unthrottle(void *handle, int backlog) {
}
static int null_ldisc(void *handle, int option) {
return 0;
}
static void null_provide_ldisc (void *handle, void *ldisc) {
}
static void null_provide_logctx(void *handle, void *logctx) {
}
/*
* Emacs magic:
* Local Variables:
* c-file-style: "simon"
* End:
*/