dropbear: session.h annotate

annotate session.h @ 941:5daedffd0769

Set tcp priority as follows: if (connecting || ptys || x11) tos = LOWDELAY; else if (tcp_forwards) tos = 0; else tos = BULK; TCP forwards could be either lowdelay or bulk, hence the default priority.

author	Matt Johnston <matt@ucc.asn.au>
date	Wed, 16 Jul 2014 22:53:32 +0800
parents	e9dfb6d15193
children	36eacc322e00

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 _SESSION_H_
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	26 #define _SESSION_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"
26 0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	29 #include "options.h"
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	30 #include "buffer.h"
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	31 #include "signkey.h"
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	32 #include "kex.h"
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	33 #include "auth.h"
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	34 #include "channel.h"
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	35 #include "queue.h"
9 7f77962de998 - Reworked non-channel fd handling to listener.c Matt Johnston <matt@ucc.asn.au> parents: 6 diff changeset	36 #include "listener.h"
22 c1e5d9195402 merge of abac2150ee4f4031a98016241fbd136d24fed127 Matt Johnston <matt@ucc.asn.au> parents: 21 diff changeset	37 #include "packet.h"
64 efb5e0b335cf TCP forwarding works. Matt Johnston <matt@ucc.asn.au> parents: 47 diff changeset	38 #include "tcpfwd.h"
130 154c8d5a6d1e propagate of 82bb923d0154750ef716b66b498561f882891946 and f51a272341ee12268fe7028bc2f2bad66c603069 from branch 'matt.dbclient.work' to 'matt.dbclient.rez' Matt Johnston <matt@ucc.asn.au> parents: 108 diff changeset	39 #include "chansession.h"
614 00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 575 diff changeset	40 #include "dbutil.h"
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	41
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	42 extern int sessinitdone; /* Is set to 0 somewhere */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	43 extern int exitflag;
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	44
568 005530560594 Rearrange getaddrstring() etc Matt Johnston <matt@ucc.asn.au> parents: 559 diff changeset	45 void common_session_init(int sock_in, int sock_out);
26 0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	46 void session_loop(void(*loophandler)());
733 70811267715c Run the cleanup handler also when we close due to TCP connection being closed Matt Johnston <matt@ucc.asn.au> parents: 727 diff changeset	47 void session_cleanup();
726 78eda530c000 send out our kexinit packet before blocking to read the SSH version string Matt Johnston <matt@ucc.asn.au> parents: 722 diff changeset	48 void send_session_identification();
454 7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient Matt Johnston <matt@ucc.asn.au> parents: 452 diff changeset	49 void send_msg_ignore();
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	50
941 5daedffd0769 Set tcp priority as follows: Matt Johnston <matt@ucc.asn.au> parents: 940 diff changeset	51 void update_channel_prio();
5daedffd0769 Set tcp priority as follows: Matt Johnston <matt@ucc.asn.au> parents: 940 diff changeset	52
482 7ad49f34a122 - Add run_shell_command() function to run a "sh -c" command, handling Matt Johnston <matt@ucc.asn.au> parents: 479 diff changeset	53 const char* get_user_shell();
483 738313e73b1c - "-J 'nc localhost 22'" kind of works, needs fixing hostkeys, ptys etc. Matt Johnston <matt@ucc.asn.au> parents: 482 diff changeset	54 void fill_passwd(const char* username);
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	55
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	56 /* Server */
568 005530560594 Rearrange getaddrstring() etc Matt Johnston <matt@ucc.asn.au> parents: 559 diff changeset	57 void svr_session(int sock, int childpipe);
614 00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 575 diff changeset	58 void svr_dropbear_exit(int exitcode, const char* format, va_list param) ATTRIB_NORETURN;
5 bc6477a6c393 syntactical fixups - it compiles, but channel handling code requires fixing. Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	59 void svr_dropbear_log(int priority, const char* format, va_list param);
bc6477a6c393 syntactical fixups - it compiles, but channel handling code requires fixing. Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	60
26 0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	61 /* Client */
568 005530560594 Rearrange getaddrstring() etc Matt Johnston <matt@ucc.asn.au> parents: 559 diff changeset	62 void cli_session(int sock_in, int sock_out);
43 942b22d7dd1c Banner printing Matt Johnston <matt@ucc.asn.au> parents: 41 diff changeset	63 void cleantext(unsigned char* dirtytext);
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	64
534 0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	65 /* crypto parameters that are stored individually for transmit and receive */
0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	66 struct key_context_directional {
712 bf0ac0512ef7 Fix "-m none" case and ugly typo Matt Johnston <matt@ucc.asn.au> parents: 686 diff changeset	67 const struct dropbear_cipher *algo_crypt;
534 0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	68 const struct dropbear_cipher_mode *crypt_mode;
712 bf0ac0512ef7 Fix "-m none" case and ugly typo Matt Johnston <matt@ucc.asn.au> parents: 686 diff changeset	69 const struct dropbear_hash *algo_mac;
534 0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	70 int hash_index; /* lookup for libtomcrypt */
755 b07eb3dc23ec refactor kexdh code a bit, start working on ecdh etc Matt Johnston <matt@ucc.asn.au> parents: 722 diff changeset	71 int algo_comp; /* compression */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	72 #ifndef DISABLE_ZLIB
534 0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	73 z_streamp zstream;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	74 #endif
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	75 /* actual keys */
502 43bbe17d6ba0 - Add Counter Mode support Matt Johnston <matt@ucc.asn.au> parents: 501 diff changeset	76 union {
43bbe17d6ba0 - Add Counter Mode support Matt Johnston <matt@ucc.asn.au> parents: 501 diff changeset	77 symmetric_CBC cbc;
43bbe17d6ba0 - Add Counter Mode support Matt Johnston <matt@ucc.asn.au> parents: 501 diff changeset	78 #ifdef DROPBEAR_ENABLE_CTR_MODE
43bbe17d6ba0 - Add Counter Mode support Matt Johnston <matt@ucc.asn.au> parents: 501 diff changeset	79 symmetric_CTR ctr;
43bbe17d6ba0 - Add Counter Mode support Matt Johnston <matt@ucc.asn.au> parents: 501 diff changeset	80 #endif
534 0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	81 } cipher_state;
715 cd3d3c63d189 Make hmac-sha2-256 and hmac-sha2-512 work Matt Johnston <matt@ucc.asn.au> parents: 712 diff changeset	82 unsigned char mackey[MAX_MAC_LEN];
753 d63ef1e211ea Take transmit and receive keys into use separately Matt Johnston <matt@ucc.asn.au> parents: 747 diff changeset	83 int valid;
534 0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	84 };
0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	85
0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	86 struct key_context {
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	87
534 0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	88 struct key_context_directional recv;
0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	89 struct key_context_directional trans;
0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	90
756 bf9dc2d9c2b1 more bits on ecc branch Matt Johnston <matt@ucc.asn.au> parents: 755 diff changeset	91 const struct dropbear_kex *algo_kex;
755 b07eb3dc23ec refactor kexdh code a bit, start working on ecdh etc Matt Johnston <matt@ucc.asn.au> parents: 722 diff changeset	92 int algo_hostkey;
534 0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	93
0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	94 int allow_compress; /* whether compression has started (useful in
0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	95 [email protected] delayed compression case) */
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
452 4cab61369879 Prevent invalid packets being sent during key-exchange, instead queue Matt Johnston <matt@ucc.asn.au> parents: 433 diff changeset	98 struct packetlist;
4cab61369879 Prevent invalid packets being sent during key-exchange, instead queue Matt Johnston <matt@ucc.asn.au> parents: 433 diff changeset	99 struct packetlist {
4cab61369879 Prevent invalid packets being sent during key-exchange, instead queue Matt Johnston <matt@ucc.asn.au> parents: 433 diff changeset	100 struct packetlist *next;
4cab61369879 Prevent invalid packets being sent during key-exchange, instead queue Matt Johnston <matt@ucc.asn.au> parents: 433 diff changeset	101 buffer * payload;
4cab61369879 Prevent invalid packets being sent during key-exchange, instead queue Matt Johnston <matt@ucc.asn.au> parents: 433 diff changeset	102 };
4cab61369879 Prevent invalid packets being sent during key-exchange, instead queue Matt Johnston <matt@ucc.asn.au> parents: 433 diff changeset	103
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	104 struct sshsession {
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	105
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	106 /* Is it a client or server? */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	107 unsigned char isserver;
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	108
479 e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation Matt Johnston <matt@ucc.asn.au> parents: 454 diff changeset	109 int sock_in;
e3db1f7a2e43 - Split main socket var into ses.sock_in/ses.sock_out in preparation Matt Johnston <matt@ucc.asn.au> parents: 454 diff changeset	110 int sock_out;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	111
726 78eda530c000 send out our kexinit packet before blocking to read the SSH version string Matt Johnston <matt@ucc.asn.au> parents: 722 diff changeset	112 /* remotehost will be initially NULL as we delay
78eda530c000 send out our kexinit packet before blocking to read the SSH version string Matt Johnston <matt@ucc.asn.au> parents: 722 diff changeset	113 * reading the remote version string. it will be set
78eda530c000 send out our kexinit packet before blocking to read the SSH version string Matt Johnston <matt@ucc.asn.au> parents: 722 diff changeset	114 * by the time any recv_() packet methods are called */
78eda530c000 send out our kexinit packet before blocking to read the SSH version string Matt Johnston <matt@ucc.asn.au> parents: 722 diff changeset	115 unsigned char *remoteident;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	116
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	117 int maxfd; /* the maximum file descriptor to check with select() */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	118
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	119
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	120 /* Packet buffers/values etc */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	121 buffer writepayload; / Unencrypted payload to write - this is used
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	122 throughout the code, as handlers fill out this
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	123 buffer with the packet to send. */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	124 struct Queue writequeue; /* A queue of encrypted packets to send */
534 0431915df79f - Get rid of decryptreadbuf, just decrypt in-place with readbuf Matt Johnston <matt@ucc.asn.au> parents: 513 diff changeset	125 buffer readbuf; / From the wire, decrypted in-place */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	126 buffer payload; / Post-decompression, the actual SSH packet */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	127 unsigned int transseq, recvseq; /* Sequence IDs */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	128
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	129 /* Packet-handling flags */
22 c1e5d9195402 merge of abac2150ee4f4031a98016241fbd136d24fed127 Matt Johnston <matt@ucc.asn.au> parents: 21 diff changeset	130 const packettype * packettypes; /* Packet handler mappings for this
c1e5d9195402 merge of abac2150ee4f4031a98016241fbd136d24fed127 Matt Johnston <matt@ucc.asn.au> parents: 21 diff changeset	131 session, see process-packet.c */
c1e5d9195402 merge of abac2150ee4f4031a98016241fbd136d24fed127 Matt Johnston <matt@ucc.asn.au> parents: 21 diff changeset	132
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	133 unsigned dataallowed : 1; /* whether we can send data packets or we are in
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	134 the middle of a KEX or something */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	135
886 cbc73a5aefb0 requirenext doesn't need two values Matt Johnston <matt@ucc.asn.au> parents: 883 diff changeset	136 unsigned char requirenext; /* byte indicating what packets we require next,
cbc73a5aefb0 requirenext doesn't need two values Matt Johnston <matt@ucc.asn.au> parents: 883 diff changeset	137 or 0x00 for any. */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	138
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	139 unsigned char ignorenext; /* whether to ignore the next packet,
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	140 used for kex_follows stuff */
34 e2a1eaa19f22 Client mostly works up to password auth Matt Johnston <matt@ucc.asn.au> parents: 33 diff changeset	141
e2a1eaa19f22 Client mostly works up to password auth Matt Johnston <matt@ucc.asn.au> parents: 33 diff changeset	142 unsigned char lastpacket; /* What the last received packet type was */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	143
513 a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server Matt Johnston <matt@ucc.asn.au> parents: 502 diff changeset	144 int signal_pipe[2]; /* stores endpoints of a self-pipe used for
416 a01c0c8e543a Improve behaviour when flushing out after a process has exited. Matt Johnston <matt@ucc.asn.au> parents: 249 diff changeset	145 race-free signal handling */
454 7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient Matt Johnston <matt@ucc.asn.au> parents: 452 diff changeset	146
939 a0819ecfee0b Make -K keepalive behave like OpenSSH's ServerAliveInterval Matt Johnston <matt@ucc.asn.au> parents: 928 diff changeset	147 /* time of the last packet send/receive, for keepalive. Not real-world clock */
a0819ecfee0b Make -K keepalive behave like OpenSSH's ServerAliveInterval Matt Johnston <matt@ucc.asn.au> parents: 928 diff changeset	148 time_t last_packet_time_keepalive_sent;
a0819ecfee0b Make -K keepalive behave like OpenSSH's ServerAliveInterval Matt Johnston <matt@ucc.asn.au> parents: 928 diff changeset	149 time_t last_packet_time_keepalive_recv;
a0819ecfee0b Make -K keepalive behave like OpenSSH's ServerAliveInterval Matt Johnston <matt@ucc.asn.au> parents: 928 diff changeset	150 time_t last_packet_time_any_sent;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	151
939 a0819ecfee0b Make -K keepalive behave like OpenSSH's ServerAliveInterval Matt Johnston <matt@ucc.asn.au> parents: 928 diff changeset	152 time_t last_packet_time_idle; /* time of the last packet transmission or receive, for
a0819ecfee0b Make -K keepalive behave like OpenSSH's ServerAliveInterval Matt Johnston <matt@ucc.asn.au> parents: 928 diff changeset	153 idle timeout purposes so ignores SSH_MSG_IGNORE
a0819ecfee0b Make -K keepalive behave like OpenSSH's ServerAliveInterval Matt Johnston <matt@ucc.asn.au> parents: 928 diff changeset	154 or responses to keepalives. Not real-world clock */
513 a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server Matt Johnston <matt@ucc.asn.au> parents: 502 diff changeset	155
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server Matt Johnston <matt@ucc.asn.au> parents: 502 diff changeset	156
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	157 /* KEX/encryption related */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	158 struct KEXState kexstate;
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	159 struct key_context *keys;
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	160 struct key_context *newkeys;
759 76fba0856749 More changes for KEX and ECDH. Set up hash descriptors, make ECC code work, Matt Johnston <matt@ucc.asn.au> parents: 756 diff changeset	161 buffer session_id; / this is the hash from the first kex */
76fba0856749 More changes for KEX and ECDH. Set up hash descriptors, make ECC code work, Matt Johnston <matt@ucc.asn.au> parents: 756 diff changeset	162 /* The below are used temporarily during kex, are freed after use */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	163 mp_int * dh_K; /* SSH_MSG_KEXDH_REPLY and sending SSH_MSH_NEWKEYS */
761 ac2158e3e403 ecc kind of works, needs fixing/testing Matt Johnston <matt@ucc.asn.au> parents: 759 diff changeset	164 buffer hash; / the session hash */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	165 buffer* kexhashbuf; /* session hash buffer calculated from various packets*/
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	166 buffer* transkexinit; /* the kexinit packet we send should be kept so we
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	167 can add it to the hash when generating keys */
575 f9b5dc0cba61 - Disable compression for non-final multihops Matt Johnston <matt@ucc.asn.au> parents: 572 diff changeset	168
f9b5dc0cba61 - Disable compression for non-final multihops Matt Johnston <matt@ucc.asn.au> parents: 572 diff changeset	169 /* Enables/disables compression */
f9b5dc0cba61 - Disable compression for non-final multihops Matt Johnston <matt@ucc.asn.au> parents: 572 diff changeset	170 algo_type *compress_algos;
452 4cab61369879 Prevent invalid packets being sent during key-exchange, instead queue Matt Johnston <matt@ucc.asn.au> parents: 433 diff changeset	171
4cab61369879 Prevent invalid packets being sent during key-exchange, instead queue Matt Johnston <matt@ucc.asn.au> parents: 433 diff changeset	172 /* a list of queued replies that should be sent after a KEX has
4cab61369879 Prevent invalid packets being sent during key-exchange, instead queue Matt Johnston <matt@ucc.asn.au> parents: 433 diff changeset	173 concluded (ie, while dataallowed was unset)*/
4cab61369879 Prevent invalid packets being sent during key-exchange, instead queue Matt Johnston <matt@ucc.asn.au> parents: 433 diff changeset	174 struct packetlist reply_queue_head, reply_queue_tail;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	175
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	176 void(remoteclosed)(); / A callback to handle closure of the
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	177 remote connection */
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	178
733 70811267715c Run the cleanup handler also when we close due to TCP connection being closed Matt Johnston <matt@ucc.asn.au> parents: 727 diff changeset	179 void(extra_session_cleanup)(); / client or server specific cleanup */
739 d44325108d0e first_kex_packet_follows working, needs tidying Matt Johnston <matt@ucc.asn.au> parents: 722 diff changeset	180 void(*send_kex_first_guess)();
d44325108d0e first_kex_packet_follows working, needs tidying Matt Johnston <matt@ucc.asn.au> parents: 722 diff changeset	181
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	182 struct AuthState authstate; /* Common amongst client and server, since most
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	183 struct elements are common */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	184
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	185 /* Channel related */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	186 struct Channel ** channels; /* these pointers may be null */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	187 unsigned int chansize; /* the number of Channels allocated for channels /
37 0913e2ee3545 we're nearly there yet Matt Johnston <matt@ucc.asn.au> parents: 34 diff changeset	188 unsigned int chancount; /* the number of Channels in use /
6 ab00ef513e97 Sorted out the first channel init issues. Matt Johnston <matt@ucc.asn.au> parents: 5 diff changeset	189 const struct ChanType *chantypes; / The valid channel types */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	190
941 5daedffd0769 Set tcp priority as follows: Matt Johnston <matt@ucc.asn.au> parents: 940 diff changeset	191 /* TCP priority level for the main "port 22" tcp socket */
5daedffd0769 Set tcp priority as follows: Matt Johnston <matt@ucc.asn.au> parents: 940 diff changeset	192 enum dropbear_prio socket_prio;
5daedffd0769 Set tcp priority as follows: Matt Johnston <matt@ucc.asn.au> parents: 940 diff changeset	193
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	194 /* TCP forwarding - where manage listeners */
9 7f77962de998 - Reworked non-channel fd handling to listener.c Matt Johnston <matt@ucc.asn.au> parents: 6 diff changeset	195 struct Listener ** listeners;
7f77962de998 - Reworked non-channel fd handling to listener.c Matt Johnston <matt@ucc.asn.au> parents: 6 diff changeset	196 unsigned int listensize;
156 8c2b3506f112 Rearrange preprocessor parts so that compilation with various options Matt Johnston <matt@ucc.asn.au> parents: 130 diff changeset	197
21 d7cc5b484a2e - Port restriction code back in Matt Johnston <matt@ucc.asn.au> parents: 9 diff changeset	198 /* Whether to allow binding to privileged ports (<1024). This doesn't
d7cc5b484a2e - Port restriction code back in Matt Johnston <matt@ucc.asn.au> parents: 9 diff changeset	199 * really belong here, but nowhere else fits nicely */
d7cc5b484a2e - Port restriction code back in Matt Johnston <matt@ucc.asn.au> parents: 9 diff changeset	200 int allowprivport;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	201
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	202 };
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	203
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	204 struct serversession {
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	205
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	206 /* Server specific options */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	207 int childpipe; /* kept open until we successfully authenticate */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	208 /* userauth */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	209
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	210 struct ChildPid * childpids; /* array of mappings childpid<->channel */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	211 unsigned int childpidsize;
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	212
130 154c8d5a6d1e propagate of 82bb923d0154750ef716b66b498561f882891946 and f51a272341ee12268fe7028bc2f2bad66c603069 from branch 'matt.dbclient.work' to 'matt.dbclient.rez' Matt Johnston <matt@ucc.asn.au> parents: 108 diff changeset	213 /* Used to avoid a race in the exit returncode handling - see
154c8d5a6d1e propagate of 82bb923d0154750ef716b66b498561f882891946 and f51a272341ee12268fe7028bc2f2bad66c603069 from branch 'matt.dbclient.work' to 'matt.dbclient.rez' Matt Johnston <matt@ucc.asn.au> parents: 108 diff changeset	214 * svr-chansession.c for details */
154c8d5a6d1e propagate of 82bb923d0154750ef716b66b498561f882891946 and f51a272341ee12268fe7028bc2f2bad66c603069 from branch 'matt.dbclient.work' to 'matt.dbclient.rez' Matt Johnston <matt@ucc.asn.au> parents: 108 diff changeset	215 struct exitinfo lastexit;
154c8d5a6d1e propagate of 82bb923d0154750ef716b66b498561f882891946 and f51a272341ee12268fe7028bc2f2bad66c603069 from branch 'matt.dbclient.work' to 'matt.dbclient.rez' Matt Johnston <matt@ucc.asn.au> parents: 108 diff changeset	216
158 364a75cfebab Log the IP along with auth success/fail attempts Matt Johnston <matt@ucc.asn.au> parents: 156 diff changeset	217 /* The numeric address they connected from, used for logging */
364a75cfebab Log the IP along with auth success/fail attempts Matt Johnston <matt@ucc.asn.au> parents: 156 diff changeset	218 char * addrstring;
364a75cfebab Log the IP along with auth success/fail attempts Matt Johnston <matt@ucc.asn.au> parents: 156 diff changeset	219
572 8fd0ac8c8cab Move remotehost into svr_ses structure since we can't look it up Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	220 /* The resolved remote address, used for lastlog etc */
8fd0ac8c8cab Move remotehost into svr_ses structure since we can't look it up Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	221 char *remotehost;
8fd0ac8c8cab Move remotehost into svr_ses structure since we can't look it up Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	222
940 e9dfb6d15193 Fix auth timeout regression Matt Johnston <matt@ucc.asn.au> parents: 939 diff changeset	223 time_t connect_time; /* time the connection was established
e9dfb6d15193 Fix auth timeout regression Matt Johnston <matt@ucc.asn.au> parents: 939 diff changeset	224 (cleared after auth once we're not
e9dfb6d15193 Fix auth timeout regression Matt Johnston <matt@ucc.asn.au> parents: 939 diff changeset	225 respecting AUTH_TIMEOUT any more).
e9dfb6d15193 Fix auth timeout regression Matt Johnston <matt@ucc.asn.au> parents: 939 diff changeset	226 A monotonic time, not realworld */
e9dfb6d15193 Fix auth timeout regression Matt Johnston <matt@ucc.asn.au> parents: 939 diff changeset	227
667 fc7ae88e63b3 Rename HAVE_FORK to USE_VFORK Matt Johnston <matt@ucc.asn.au> parents: 666 diff changeset	228 #ifdef USE_VFORK
553 8711f20b89ab - For uclinux, only cleanup on exit for the main process. This avoids Matt Johnston <matt@ucc.asn.au> parents: 534 diff changeset	229 pid_t server_pid;
8711f20b89ab - For uclinux, only cleanup on exit for the main process. This avoids Matt Johnston <matt@ucc.asn.au> parents: 534 diff changeset	230 #endif
8711f20b89ab - For uclinux, only cleanup on exit for the main process. This avoids Matt Johnston <matt@ucc.asn.au> parents: 534 diff changeset	231
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	232 };
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	233
26 0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	234 typedef enum {
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	235 KEX_NOTHING,
26 0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	236 KEXINIT_RCVD,
0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	237 KEXDH_INIT_SENT,
433 c216212001fc Fix for -pedantic -ansi compilation, change // to /*/, plus some signedness Matt Johnston <matt@ucc.asn.au>* parents: 416 diff changeset	238 KEXDONE
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	239 } cli_kex_state;
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	240
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	241 typedef enum {
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	242 STATE_NOTHING,
883 ff597bf2cfb0 DROPBEAR_CLI_AUTH_IMMEDIATE fixed, now enabled by default Matt Johnston <matt@ucc.asn.au> parents: 857 diff changeset	243 USERAUTH_WAIT,
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	244 USERAUTH_REQ_SENT,
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	245 USERAUTH_FAIL_RCVD,
37 0913e2ee3545 we're nearly there yet Matt Johnston <matt@ucc.asn.au> parents: 34 diff changeset	246 USERAUTH_SUCCESS_RCVD,
433 c216212001fc Fix for -pedantic -ansi compilation, change // to /*/, plus some signedness Matt Johnston <matt@ucc.asn.au>* parents: 416 diff changeset	247 SESSION_RUNNING
26 0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	248 } cli_state;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	249
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	250 struct clientsession {
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	251
857 c19acba28590 use oldstyle comments Matt Johnston <matt@ucc.asn.au> parents: 848 diff changeset	252 /* XXX - move these to kexstate? */
755 b07eb3dc23ec refactor kexdh code a bit, start working on ecdh etc Matt Johnston <matt@ucc.asn.au> parents: 722 diff changeset	253 struct kex_dh_param *dh_param;
b07eb3dc23ec refactor kexdh code a bit, start working on ecdh etc Matt Johnston <matt@ucc.asn.au> parents: 722 diff changeset	254 struct kex_ecdh_param *ecdh_param;
848 6c69e7df3621 curve25519 Matt Johnston <matt@ucc.asn.au> parents: 801 diff changeset	255 struct kex_curve25519_param *curve25519_param;
801 7dcb46da72d9 merge in HEAD Matt Johnston <matt@ucc.asn.au> parents: 761 775 diff changeset	256 const struct dropbear_kex param_kex_algo; / KEX algorithm corresponding to current dh_e and dh_x */
7dcb46da72d9 merge in HEAD Matt Johnston <matt@ucc.asn.au> parents: 761 775 diff changeset	257
33 f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	258 cli_kex_state kex_state; /* Used for progressing KEX */
f789045062e6 Progressing client support Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	259 cli_state state; /* Used to progress auth/channelsession etc */
26 0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	260 unsigned donefirstkex : 1; /* Set when we set sentnewkeys, never reset */
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	261
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: 37 diff changeset	262 int tty_raw_mode; /* Whether we're in raw mode (and have to clean up) */
0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: 37 diff changeset	263 struct termios saved_tio;
93 5dda5a4d475c Don't leave the stdin FD non-blocking on exit - busybox doesn't like it. Matt Johnston <matt@ucc.asn.au> parents: 64 diff changeset	264 int stdincopy;
5dda5a4d475c Don't leave the stdin FD non-blocking on exit - busybox doesn't like it. Matt Johnston <matt@ucc.asn.au> parents: 64 diff changeset	265 int stdinflags;
175 2c5741e4b855 * Reset the non-blocking status of stdout and stderr as well on exit Matt Johnston <matt@ucc.asn.au> parents: 158 diff changeset	266 int stdoutcopy;
2c5741e4b855 * Reset the non-blocking status of stdout and stderr as well on exit Matt Johnston <matt@ucc.asn.au> parents: 158 diff changeset	267 int stdoutflags;
2c5741e4b855 * Reset the non-blocking status of stdout and stderr as well on exit Matt Johnston <matt@ucc.asn.au> parents: 158 diff changeset	268 int stderrcopy;
2c5741e4b855 * Reset the non-blocking status of stdout and stderr as well on exit Matt Johnston <matt@ucc.asn.au> parents: 158 diff changeset	269 int stderrflags;
39 0883c0906870 tty raw mode support works mostly Matt Johnston <matt@ucc.asn.au> parents: 37 diff changeset	270
722 4a274f47eabd Add ~. and ~^Z handling to exit/suspend dbclient Matt Johnston <matt@ucc.asn.au> parents: 715 diff changeset	271 /* for escape char handling */
4a274f47eabd Add ~. and ~^Z handling to exit/suspend dbclient Matt Johnston <matt@ucc.asn.au> parents: 715 diff changeset	272 int last_char;
4a274f47eabd Add ~. and ~^Z handling to exit/suspend dbclient Matt Johnston <matt@ucc.asn.au> parents: 715 diff changeset	273
41 18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	274 int winchange; /* Set to 1 when a windowchange signal happens */
18eccbfb9641 added window-size change handling Matt Johnston <matt@ucc.asn.au> parents: 40 diff changeset	275
45 9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	276 int lastauthtype; /* either AUTH_TYPE_PUBKEY or AUTH_TYPE_PASSWORD,
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	277 for the last type of auth we tried */
883 ff597bf2cfb0 DROPBEAR_CLI_AUTH_IMMEDIATE fixed, now enabled by default Matt Johnston <matt@ucc.asn.au> parents: 857 diff changeset	278 int ignore_next_auth_response;
249 efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 215 diff changeset	279 #ifdef ENABLE_CLI_INTERACT_AUTH
efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 215 diff changeset	280 int auth_interact_failed; /* flag whether interactive auth can still
efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 215 diff changeset	281 be used */
efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 215 diff changeset	282 int interact_request_received; /* flag whether we've received an
efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 215 diff changeset	283 info request from the server for
efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 215 diff changeset	284 interactive auth.*/
686 983a817f8e41 - Only request "none" cipher after auth has succeeded Matt Johnston <matt@ucc.asn.au> parents: 667 diff changeset	285
983a817f8e41 - Only request "none" cipher after auth has succeeded Matt Johnston <matt@ucc.asn.au> parents: 667 diff changeset	286 int cipher_none_after_auth; /* Set to 1 if the user requested "none"
983a817f8e41 - Only request "none" cipher after auth has succeeded Matt Johnston <matt@ucc.asn.au> parents: 667 diff changeset	287 auth */
249 efbaf6b03837 added keyboard-interactive client support Matt Johnston <matt@ucc.asn.au> parents: 215 diff changeset	288 #endif
551 c3f2ec71e3d4 New standard linked list to use, rather than adhoc SignKeyList or TCPFwdList Matt Johnston <matt@ucc.asn.au> parents: 550 diff changeset	289 sign_key *lastprivkey;
108 10f4d3319780 - added circular buffering for channels Matt Johnston <matt@ucc.asn.au> parents: 93 diff changeset	290
10f4d3319780 - added circular buffering for channels Matt Johnston <matt@ucc.asn.au> parents: 93 diff changeset	291 int retval; /* What the command exit status was - we emulate it */
45 9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	292 #if 0
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	293 TODO
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	294 struct AgentkeyList agentkeys; / Keys to use for public-key auth */
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	295 #endif
9ee8996a375f Pubkey auth is mostly there for the client. Something strange with Matt Johnston <matt@ucc.asn.au> parents: 43 diff changeset	296
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	297 };
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	298
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	299 /* Global structs storing the state */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	300 extern struct sshsession ses;
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	301
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	302 #ifdef DROPBEAR_SERVER
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	303 extern struct serversession svr_ses;
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	304 #endif /* DROPBEAR_SERVER */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	305
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	306 #ifdef DROPBEAR_CLIENT
26 0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	307 extern struct clientsession cli_ses;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	308 #endif /* DROPBEAR_CLIENT */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	309
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	310 #endif /* _SESSION_H_ */

Mercurial > dropbear

annotate session.h @ 941:5daedffd0769