1 // authenc.c

     2 //

     3 // © Portions Copyright (c) Symbian Software Ltd 2007. All rights reserved.

     4 //

     5 /*-

     6  * Copyright (c) 1991, 1993

     7  *	The Regents of the University of California.  All rights reserved.

     8  *

     9  * Redistribution and use in source and binary forms, with or without

    10  * modification, are permitted provided that the following conditions

    11  * are met:

    12  * 1. Redistributions of source code must retain the above copyright

    13  *    notice, this list of conditions and the following disclaimer.

    14  * 2. Redistributions in binary form must reproduce the above copyright

    15  *    notice, this list of conditions and the following disclaimer in the

    16  *    documentation and/or other materials provided with the distribution.

    17  * 3. Neither the name of the University nor the names of its contributors

    18  *    may be used to endorse or promote products derived from this software

    19  *    without specific prior written permission.

    20  *

    21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND

    22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

    24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE

    25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

    26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

    27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

    28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

    29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

    30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

    31  * SUCH DAMAGE.

    32  */

    33 

    34 #include "telnetd.h"

    35 

    36 #ifndef __SYMBIAN32__

    37 __RCSID("$Heimdal: authenc.c,v 1.10 2000/11/15 23:20:43 assar Exp $"

    38         "$NetBSD: authenc.c,v 1.2 2003/08/07 09:15:29 agc Exp $");

    39 #endif

    40 

    41 int

    42 telnet_net_write(unsigned char *str, int len)

    43 {

    44     if (nfrontp + len < netobuf + BUFSIZ) {

    45 	memmove(nfrontp, str, len);

    46 	nfrontp += len;

    47 	return(len);

    48     }

    49     return(0);

    50 }

    51 

    52 void

    53 net_encrypt(void)

    54 {

    55 #ifdef ENCRYPTION

    56     char *s = (nclearto > nbackp) ? nclearto : nbackp;

    57     if (s < nfrontp && encrypt_output) {

    58 	(*encrypt_output)((unsigned char *)s, nfrontp - s);

    59     }

    60     nclearto = nfrontp;

    61 #endif

    62 }

    63 

    64 int

    65 telnet_spin(void)

    66 {

    67     return ttloop();

    68 }

    69 

    70 char *

    71 telnet_getenv(const char *val)

    72 {

    73     return(getenv(val));

    74 }

    75 

    76 #ifndef __SYMBIAN32__

    77 char *

    78 telnet_gets(char *prompt, char *result, int length, int echo)

    79 {

    80     return NULL;

    81 }

    82 #endif //__SYMBIAN32__

    83