annotate agentfwd.h @ 1682:a53e7d2d60be

rsa-sha256 for ssh-agent
author Matt Johnston <matt@ucc.asn.au>
date Mon, 25 May 2020 20:23:02 +0800
parents 06d52bcb8094
children
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1 /*
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2 * Dropbear - a SSH2 server
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3 *
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4 * Copyright (c) 2002,2003 Matt Johnston
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5 * All rights reserved.
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6 *
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7 * Permission is hereby granted, free of charge, to any person obtaining a copy
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8 * of this software and associated documentation files (the "Software"), to deal
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9 * in the Software without restriction, including without limitation the rights
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10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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11 * copies of the Software, and to permit persons to whom the Software is
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12 * furnished to do so, subject to the following conditions:
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13 *
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14 * The above copyright notice and this permission notice shall be included in
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15 * all copies or substantial portions of the Software.
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16 *
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17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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23 * SOFTWARE. */
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24 #ifndef DROPBEAR_AGENTFWD_H_
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25 #define DROPBEAR_AGENTFWD_H_
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26
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27 #include "includes.h"
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28 #include "chansession.h"
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29 #include "channel.h"
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30 #include "auth.h"
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31 #include "list.h"
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33 #if DROPBEAR_CLI_AGENTFWD
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35 /* From OpenSSH authfd.h */
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36 #define SSH_AGENT_RSA_SHA2_256 0x02
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38 /* An agent reply can be reasonably large, as it can
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39 * contain a list of all public keys held by the agent.
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40 * 10000 is arbitrary */
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41 #define MAX_AGENT_REPLY 10000
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42
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43 /* client functions */
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44 void cli_load_agent_keys(m_list * ret_list);
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45 void agent_buf_sign(buffer *sigblob, sign_key *key,
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46 const buffer *data_buf, enum signature_type type);
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47 void cli_setup_agent(const struct Channel *channel);
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48
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49 #ifdef __hpux
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50 #define seteuid(a) setresuid(-1, (a), -1)
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51 #define setegid(a) setresgid(-1, (a), -1)
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52 #endif
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53
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54 extern const struct ChanType cli_chan_agent;
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56 #endif /* DROPBEAR_CLI_AGENTFWD */
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58 #if DROPBEAR_SVR_AGENTFWD
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60 int svr_agentreq(struct ChanSess * chansess);
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61 void svr_agentcleanup(struct ChanSess * chansess);
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62 void svr_agentset(const struct ChanSess *chansess);
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64 #endif /* DROPBEAR_SVR_AGENTFWD */
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66 #endif /* DROPBEAR_AGENTFWD_H_ */