mirror of
https://github.com/clearml/dropbear
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64 lines
2.3 KiB
C
64 lines
2.3 KiB
C
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/*
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* Dropbear - a SSH2 server
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*
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* Copyright (c) 2002,2003 Matt Johnston
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE. */
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#ifndef _AUTH_H_
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#define _AUTH_H_
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#include "includes.h"
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void authinitialise();
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void recv_msg_userauth_request();
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void send_msg_userauth_failure(int partial, int incrfail);
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void send_msg_userauth_success();
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#define MAX_USERNAME_LEN 25 /* arbitrary for the moment */
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#define AUTH_TYPE_PUBKEY 1 << 0
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#define AUTH_TYPE_PASSWORD 1 << 1
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/* auth types, "none" means we should return list of acceptable types */
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#define AUTH_METHOD_NONE "none"
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#define AUTH_METHOD_NONE_LEN 4
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#define AUTH_METHOD_PUBKEY "publickey"
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#define AUTH_METHOD_PUBKEY_LEN 9
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#define AUTH_METHOD_PASSWORD "password"
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#define AUTH_METHOD_PASSWORD_LEN 8
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struct AuthState {
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char *username; /* This is the username the client presents to check. It
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is updated each run through, used for auth checking */
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char *printableuser; /* stripped of control chars, used for logs etc */
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struct passwd * pw;
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unsigned char authtypes; /* Flags indicating which auth types are still
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valid */
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unsigned int failcount; /* Number of (failed) authentication attempts.*/
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unsigned authdone : 1; /* 0 if we haven't authed, 1 if we have */
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};
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#endif /* _AUTH_H_ */
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