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Diffstat (limited to 'usr.bin/telnet/authenc.c')
| -rw-r--r-- | usr.bin/telnet/authenc.c | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/usr.bin/telnet/authenc.c b/usr.bin/telnet/authenc.c new file mode 100644 index 0000000..545df78 --- /dev/null +++ b/usr.bin/telnet/authenc.c @@ -0,0 +1,111 @@ +/*- + * Copyright (c) 1991, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static char sccsid[] = "@(#)authenc.c 8.1 (Berkeley) 6/6/93"; +#endif /* not lint */ + +#if defined(AUTHENTICATION) || defined(ENCRYPTION) +#include <sys/types.h> +#include <arpa/telnet.h> +#include <libtelnet/encrypt.h> +#include <libtelnet/misc.h> + +#include "general.h" +#include "ring.h" +#include "externs.h" +#include "defines.h" +#include "types.h" + + int +net_write(str, len) + unsigned char *str; + int len; +{ + if (NETROOM() > len) { + ring_supply_data(&netoring, str, len); + if (str[0] == IAC && str[1] == SE) + printsub('>', &str[2], len-2); + return(len); + } + return(0); +} + + void +net_encrypt() +{ +#ifdef ENCRYPTION + if (encrypt_output) + ring_encrypt(&netoring, encrypt_output); + else + ring_clearto(&netoring); +#endif /* ENCRYPTION */ +} + + int +telnet_spin() +{ + return(-1); +} + + char * +telnet_getenv(val) + char *val; +{ + return((char *)env_getvalue((unsigned char *)val)); +} + + char * +telnet_gets(prompt, result, length, echo) + char *prompt; + char *result; + int length; + int echo; +{ + extern char *getpass(); + extern int globalmode; + int om = globalmode; + char *res; + + TerminalNewMode(-1); + if (echo) { + printf("%s", prompt); + res = fgets(result, length, stdin); + } else if (res = getpass(prompt)) { + strncpy(result, res, length); + res = result; + } + TerminalNewMode(om); + return(res); +} +#endif /* defined(AUTHENTICATION) || defined(ENCRYPTION) */ |
