dropbear: auth.h annotate

annotate auth.h @ 303:b27fcd28f9dc ucc-axis-hack

printf not fprintf for scp stuff

author	Matt Johnston <matt@ucc.asn.au>
date	Sat, 25 Mar 2006 13:35:44 +0000
parents	475a818dd6e7
children	79bf1023cf11 8f3ec7c104d9

rev	line source
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	1 /*
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	2 * Dropbear - a SSH2 server
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	3 *
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	4 * Copyright (c) 2002,2003 Matt Johnston
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	5 * All rights reserved.
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	6 *
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	7 * Permission is hereby granted, free of charge, to any person obtaining a copy
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	8 * of this software and associated documentation files (the "Software"), to deal
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	9 * in the Software without restriction, including without limitation the rights
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	11 * copies of the Software, and to permit persons to whom the Software is
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	12 * furnished to do so, subject to the following conditions:
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	13 *
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	14 * The above copyright notice and this permission notice shall be included in
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	15 * all copies or substantial portions of the Software.
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	16 *
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	23 * SOFTWARE. */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	24
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	25 #ifndef _AUTH_H_
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	26 #define _AUTH_H_
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	27
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	28 #include "includes.h"
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	29
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	30 void svr_authinitialise();
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	31 void cli_authinitialise();
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	32
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	33 /* Server functions */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	34 void recv_msg_userauth_request();
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	35 void send_msg_userauth_failure(int partial, int incrfail);
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	36 void send_msg_userauth_success();
45 9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	37 void svr_auth_password();
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	38 void svr_auth_pubkey();
57 3b2a5a1c4347 svr-authpam code merged and works. needs tidying a log Matt Johnston <matt@ucc.asn.au> parents: 47 diff changeset	39 void svr_auth_pam();
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	40
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	41 /* Client functions */
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	42 void recv_msg_userauth_failure();
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	43 void recv_msg_userauth_success();
249 efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	44 void recv_msg_userauth_specific_60();
45 9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	45 void recv_msg_userauth_pk_ok();
249 efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	46 void recv_msg_userauth_info_request();
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	47 void cli_get_user();
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	48 void cli_auth_getmethods();
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	49 void cli_auth_try();
43 942b22d7dd1c Banner printing Matt Johnston <matt@ucc.asn.au> parents: 33 diff changeset	50 void recv_msg_userauth_banner();
45 9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	51 void cli_pubkeyfail();
249 efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	52 void cli_auth_password();
45 9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	53 int cli_auth_pubkey();
249 efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	54 void cli_auth_interactive();
268 475a818dd6e7 Cancel a dbclient password prompt if the user presses ctrl-c. Matt Johnston <matt@ucc.asn.au> parents: 249 diff changeset	55 char* getpass_or_cancel();
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	56
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	57
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	58 #define MAX_USERNAME_LEN 25 /* arbitrary for the moment */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	59
249 efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	60 #define AUTH_TYPE_NONE 1
efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	61 #define AUTH_TYPE_PUBKEY 1 << 1
efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	62 #define AUTH_TYPE_PASSWORD 1 << 2
efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	63 #define AUTH_TYPE_INTERACT 1 << 3
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	64
249 efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	65 #define AUTH_METHOD_NONE "none"
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	66 #define AUTH_METHOD_NONE_LEN 4
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	67 #define AUTH_METHOD_PUBKEY "publickey"
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	68 #define AUTH_METHOD_PUBKEY_LEN 9
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	69 #define AUTH_METHOD_PASSWORD "password"
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	70 #define AUTH_METHOD_PASSWORD_LEN 8
249 efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	71 #define AUTH_METHOD_INTERACT "keyboard-interactive"
efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	72 #define AUTH_METHOD_INTERACT_LEN 20
efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	73
efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 248 diff changeset	74
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	75
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	76 /* This structure is shared between server and client - it contains
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	77 * relatively little extraneous bits when used for the client rather than the
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	78 * server */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	79 struct AuthState {
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	80
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	81 char username; / This is the username the client presents to check. It
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	82 is updated each run through, used for auth checking */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	83 unsigned char authtypes; /* Flags indicating which auth types are still
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	84 valid */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	85 unsigned int failcount; /* Number of (failed) authentication attempts.*/
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	86 unsigned authdone : 1; /* 0 if we haven't authed, 1 if we have. Applies for
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	87 client and server (though has differing [obvious]
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	88 meanings). */
248 bf64e666f99b Log when pubkey auth fails because of bad pubkey perms/ownership Matt Johnston <matt@ucc.asn.au> parents: 215 diff changeset	89 unsigned perm_warn : 1; /* Server only, set if bad permissions on
bf64e666f99b Log when pubkey auth fails because of bad pubkey perms/ownership Matt Johnston <matt@ucc.asn.au> parents: 215 diff changeset	90 ~/.ssh/authorized_keys have already been
bf64e666f99b Log when pubkey auth fails because of bad pubkey perms/ownership Matt Johnston <matt@ucc.asn.au> parents: 215 diff changeset	91 logged. */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	92
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	93 /* These are only used for the server */
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	94 char printableuser; / stripped of control chars, used for logs etc */
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	95 struct passwd * pw;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	96
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	97 };
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	98
215 aad4b3f58556 rename PubkeyList to SignKeyList for clarity Matt Johnston <matt@ucc.asn.au> parents: 57 diff changeset	99 struct SignKeyList;
aad4b3f58556 rename PubkeyList to SignKeyList for clarity Matt Johnston <matt@ucc.asn.au> parents: 57 diff changeset	100 /* A singly linked list of signing keys */
aad4b3f58556 rename PubkeyList to SignKeyList for clarity Matt Johnston <matt@ucc.asn.au> parents: 57 diff changeset	101 struct SignKeyList {
45 9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	102
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	103 sign_key *key;
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	104 int type; /* The type of key */
215 aad4b3f58556 rename PubkeyList to SignKeyList for clarity Matt Johnston <matt@ucc.asn.au> parents: 57 diff changeset	105 struct SignKeyList *next;
45 9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	106 /* filename? or the buffer? for encrypted keys, so we can later get
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	107 * the private key portion */
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	108
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	109 };
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	110
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	111 #endif /* _AUTH_H_ */

Mercurial > dropbear

annotate auth.h @ 303:b27fcd28f9dc ucc-axis-hack