| 1 | /* |
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| 2 | * Copyright (c) 2000 Markus Friedl. All rights reserved. |
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| 3 | * |
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| 4 | * Redistribution and use in source and binary forms, with or without |
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| 5 | * modification, are permitted provided that the following conditions |
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| 6 | * are met: |
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| 7 | * 1. Redistributions of source code must retain the above copyright |
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| 8 | * notice, this list of conditions and the following disclaimer. |
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| 9 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer in the |
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| 11 | * documentation and/or other materials provided with the distribution. |
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| 12 | * |
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| 13 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 14 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 15 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 16 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 17 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 18 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 19 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 20 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 21 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 22 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 23 | */ |
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| 24 | |
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| 25 | #include "includes.h" |
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| 26 | RCSID("$OpenBSD: auth2-passwd.c,v 1.2 2002/05/31 11:35:15 markus Exp $"); |
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| 27 | |
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| 28 | #include "xmalloc.h" |
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| 29 | #include "packet.h" |
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| 30 | #include "log.h" |
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| 31 | #include "auth.h" |
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| 32 | #include "monitor_wrap.h" |
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| 33 | #include "servconf.h" |
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| 34 | |
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| 35 | /* import */ |
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| 36 | extern ServerOptions options; |
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| 37 | |
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| 38 | static int |
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| 39 | userauth_passwd(Authctxt *authctxt) |
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| 40 | { |
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| 41 | char *password; |
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| 42 | int authenticated = 0; |
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| 43 | int change; |
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| 44 | u_int len; |
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| 45 | change = packet_get_char(); |
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| 46 | if (change) |
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| 47 | log("password change not supported"); |
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| 48 | password = packet_get_string(&len); |
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| 49 | packet_check_eom(); |
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| 50 | if (authctxt->valid && |
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| 51 | #ifdef HAVE_CYGWIN |
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| 52 | check_nt_auth(1, authctxt->pw) && |
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| 53 | #endif |
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| 54 | PRIVSEP(auth_password(authctxt, password)) == 1) |
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| 55 | authenticated = 1; |
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| 56 | memset(password, 0, len); |
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| 57 | xfree(password); |
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| 58 | return authenticated; |
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| 59 | } |
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| 60 | |
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| 61 | Authmethod method_passwd = { |
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| 62 | "password", |
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| 63 | userauth_passwd, |
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| 64 | &options.password_authentication |
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| 65 | }; |
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