annotate options.h @ 773:a9f2a6ae4eb5

merge
author Matt Johnston <matt@ucc.asn.au>
date Sun, 14 Apr 2013 22:49:19 +0800
parents f62e82c474d5
children ff6e551da826
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
90
c2ac796b130e merge of 00b67a11e33c3ed390556805ed6d1078528bee70
Matt Johnston <matt@ucc.asn.au>
parents: 84
diff changeset
1 /* Dropbear SSH
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
2 * Copyright (c) 2002,2003 Matt Johnston
90
c2ac796b130e merge of 00b67a11e33c3ed390556805ed6d1078528bee70
Matt Johnston <matt@ucc.asn.au>
parents: 84
diff changeset
3 * All rights reserved. See LICENSE for the license. */
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
5 #ifndef _OPTIONS_H_
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
6 #define _OPTIONS_H_
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
7
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
8 /******************************************************************
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
9 * Define compile-time options below - the "#ifndef DROPBEAR_XXX .... #endif"
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
10 * parts are to allow for commandline -DDROPBEAR_XXX options etc.
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
11 ******************************************************************/
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
12
112
cca368f09f4f options.h
Matt Johnston <matt@ucc.asn.au>
parents: 111
diff changeset
13 #ifndef DROPBEAR_DEFPORT
104
298098b2a61e Default port is now set as a string
Matt Johnston <matt@ucc.asn.au>
parents: 90
diff changeset
14 #define DROPBEAR_DEFPORT "22"
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
15 #endif
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
16
434
0aaaf68e97dc Add -p [address:]port option for binding to addresses, patch from
Matt Johnston <matt@ucc.asn.au>
parents: 291
diff changeset
17 #ifndef DROPBEAR_DEFADDRESS
0aaaf68e97dc Add -p [address:]port option for binding to addresses, patch from
Matt Johnston <matt@ucc.asn.au>
parents: 291
diff changeset
18 /* Listen on all interfaces */
0aaaf68e97dc Add -p [address:]port option for binding to addresses, patch from
Matt Johnston <matt@ucc.asn.au>
parents: 291
diff changeset
19 #define DROPBEAR_DEFADDRESS ""
0aaaf68e97dc Add -p [address:]port option for binding to addresses, patch from
Matt Johnston <matt@ucc.asn.au>
parents: 291
diff changeset
20 #endif
0aaaf68e97dc Add -p [address:]port option for binding to addresses, patch from
Matt Johnston <matt@ucc.asn.au>
parents: 291
diff changeset
21
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
22 /* Default hostkey paths - these can be specified on the command line */
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
23 #ifndef DSS_PRIV_FILENAME
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
24 #define DSS_PRIV_FILENAME "/etc/dropbear/dropbear_dss_host_key"
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
25 #endif
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
26 #ifndef RSA_PRIV_FILENAME
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
27 #define RSA_PRIV_FILENAME "/etc/dropbear/dropbear_rsa_host_key"
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
28 #endif
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
29
71
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
30 /* Set NON_INETD_MODE if you require daemon functionality (ie Dropbear listens
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
31 * on chosen ports and keeps accepting connections. This is the default.
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
32 *
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
33 * Set INETD_MODE if you want to be able to run Dropbear with inetd (or
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
34 * similar), where it will use stdin/stdout for connections, and each process
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
35 * lasts for a single connection. Dropbear should be invoked with the -i flag
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
36 * for inetd, and can only accept IPv4 connections.
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
37 *
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
38 * Both of these flags can be defined at once, don't compile without at least
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
39 * one of them. */
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
40 #define NON_INETD_MODE
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
41 #define INETD_MODE
ac96bc733e71 adding inetd mode back from 0.43
Matt Johnston <matt@ucc.asn.au>
parents: 70
diff changeset
42
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
43 /* Setting this disables the fast exptmod bignum code. It saves ~5kB, but is
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
44 * perhaps 20% slower for pubkey operations (it is probably worth experimenting
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
45 * if you want to use this) */
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
46 /*#define NO_FAST_EXPTMOD*/
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
47
70
b0316ce64e4b Merging in the changes from 0.41-0.43 main Dropbear tree
Matt Johnston <matt@ucc.asn.au>
parents: 68
diff changeset
48 /* Set this if you want to use the DROPBEAR_SMALL_CODE option. This can save
536
1037aabf701b - Turn DROPBEAR_SMALL_CODE off by default
Matt Johnston <matt@ucc.asn.au>
parents: 517
diff changeset
49 several kB in binary size however will make the symmetrical ciphers and hashes
1037aabf701b - Turn DROPBEAR_SMALL_CODE off by default
Matt Johnston <matt@ucc.asn.au>
parents: 517
diff changeset
50 slower, perhaps by 50%. Recommended for small systems that aren't doing
1037aabf701b - Turn DROPBEAR_SMALL_CODE off by default
Matt Johnston <matt@ucc.asn.au>
parents: 517
diff changeset
51 much traffic. */
1037aabf701b - Turn DROPBEAR_SMALL_CODE off by default
Matt Johnston <matt@ucc.asn.au>
parents: 517
diff changeset
52 /*#define DROPBEAR_SMALL_CODE*/
70
b0316ce64e4b Merging in the changes from 0.41-0.43 main Dropbear tree
Matt Johnston <matt@ucc.asn.au>
parents: 68
diff changeset
53
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 65
diff changeset
54 /* Enable X11 Forwarding - server only */
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
55 #define ENABLE_X11FWD
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
56
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
57 /* Enable TCP Fowarding */
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 65
diff changeset
58 /* 'Local' is "-L" style (client listening port forwarded via server)
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 65
diff changeset
59 * 'Remote' is "-R" style (server listening port forwarded via client) */
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 65
diff changeset
60
64
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
61 #define ENABLE_CLI_LOCALTCPFWD
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
62 #define ENABLE_CLI_REMOTETCPFWD
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
63
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
64 #define ENABLE_SVR_LOCALTCPFWD
efb5e0b335cf TCP forwarding works.
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
65 #define ENABLE_SVR_REMOTETCPFWD
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
66
604
810dfc792ca9 Compile fix for when both client and server agent forwarding is disabled
Matt Johnston <matt@ucc.asn.au>
parents: 596
diff changeset
67 /* Enable Authentication Agent Forwarding */
225
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 220
diff changeset
68 #define ENABLE_SVR_AGENTFWD
ca7e76d981d9 - progress towards client agent forwarding
Matt Johnston <matt@ucc.asn.au>
parents: 220
diff changeset
69 #define ENABLE_CLI_AGENTFWD
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
70
508
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
71
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
72 /* Note: Both ENABLE_CLI_PROXYCMD and ENABLE_CLI_NETCAT must be set to
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
73 * allow multihop dbclient connections */
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
74
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
75 /* Allow using -J <proxycommand> to run the connection through a
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
76 pipe to a program, rather the normal TCP connection */
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
77 #define ENABLE_CLI_PROXYCMD
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
78
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
79 /* Enable "Netcat mode" option. This will forward standard input/output
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
80 * to a remote TCP-forwarded connection */
485
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 473
diff changeset
81 #define ENABLE_CLI_NETCAT
12d845ab7b5f Rework netcat-alike to be a proper mode, with -B argument.
Matt Johnston <matt@ucc.asn.au>
parents: 473
diff changeset
82
682
4edea9f363d0 Add rough support for choosing ciphers/hashes with "-c" or "-m"
Matt Johnston <matt@ucc.asn.au>
parents: 677
diff changeset
83 /* Whether to support "-c" and "-m" flags to choose ciphers/MACs at runtime */
683
63f8d6c469cf ENABLE_USER_ALGO_LIST should work for the client
Matt Johnston <matt@ucc.asn.au>
parents: 682
diff changeset
84 #define ENABLE_USER_ALGO_LIST
682
4edea9f363d0 Add rough support for choosing ciphers/hashes with "-c" or "-m"
Matt Johnston <matt@ucc.asn.au>
parents: 677
diff changeset
85
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
86 /* Encryption - at least one required.
502
43bbe17d6ba0 - Add Counter Mode support
Matt Johnston <matt@ucc.asn.au>
parents: 499
diff changeset
87 * Protocol RFC requires 3DES and recommends AES128 for interoperability.
228
5e4110bb753a - Fixed twofish algorithm naming so it actually works.
Matt Johnston <matt@ucc.asn.au>
parents: 220
diff changeset
88 * Including multiple keysize variants the same cipher
5e4110bb753a - Fixed twofish algorithm naming so it actually works.
Matt Johnston <matt@ucc.asn.au>
parents: 220
diff changeset
89 * (eg AES256 as well as AES128) will result in a minimal size increase.*/
502
43bbe17d6ba0 - Add Counter Mode support
Matt Johnston <matt@ucc.asn.au>
parents: 499
diff changeset
90 #define DROPBEAR_AES128
43bbe17d6ba0 - Add Counter Mode support
Matt Johnston <matt@ucc.asn.au>
parents: 499
diff changeset
91 #define DROPBEAR_3DES
43bbe17d6ba0 - Add Counter Mode support
Matt Johnston <matt@ucc.asn.au>
parents: 499
diff changeset
92 #define DROPBEAR_AES256
554
1d5a3df28b53 Disable Blowfish by default, it has inefficient key memory use
Matt Johnston <matt@ucc.asn.au>
parents: 536
diff changeset
93 /* Compiling in Blowfish will add ~6kB to runtime heap memory usage */
1d5a3df28b53 Disable Blowfish by default, it has inefficient key memory use
Matt Johnston <matt@ucc.asn.au>
parents: 536
diff changeset
94 /*#define DROPBEAR_BLOWFISH*/
502
43bbe17d6ba0 - Add Counter Mode support
Matt Johnston <matt@ucc.asn.au>
parents: 499
diff changeset
95 #define DROPBEAR_TWOFISH256
43bbe17d6ba0 - Add Counter Mode support
Matt Johnston <matt@ucc.asn.au>
parents: 499
diff changeset
96 #define DROPBEAR_TWOFISH128
43bbe17d6ba0 - Add Counter Mode support
Matt Johnston <matt@ucc.asn.au>
parents: 499
diff changeset
97
43bbe17d6ba0 - Add Counter Mode support
Matt Johnston <matt@ucc.asn.au>
parents: 499
diff changeset
98 /* Enable "Counter Mode" for ciphers. This is more secure than normal
503
0cdbc95bb3d2 - Get rid of blowfish and twofish CTR since they weren't likely
Matt Johnston <matt@ucc.asn.au>
parents: 502
diff changeset
99 * CBC mode against certain attacks. This adds around 1kB to binary
0cdbc95bb3d2 - Get rid of blowfish and twofish CTR since they weren't likely
Matt Johnston <matt@ucc.asn.au>
parents: 502
diff changeset
100 * size and is recommended for most cases */
502
43bbe17d6ba0 - Add Counter Mode support
Matt Johnston <matt@ucc.asn.au>
parents: 499
diff changeset
101 #define DROPBEAR_ENABLE_CTR_MODE
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
102
252
29afa62b5450 - a hack for grahame to run dropbear with "none" cipher.
Matt Johnston <matt@ucc.asn.au>
parents: 249
diff changeset
103 /* You can compile with no encryption if you want. In some circumstances
681
a4b7627b3157 Update insecure-nocrypto to current head
Matt Johnston <matt@ucc.asn.au>
parents: 680 512
diff changeset
104 * this could be safe security-wise, though make sure you know what
252
29afa62b5450 - a hack for grahame to run dropbear with "none" cipher.
Matt Johnston <matt@ucc.asn.au>
parents: 249
diff changeset
105 * you're doing. Anyone can see everything that goes over the wire, so
685
5af8993f7529 Add ALLOW_NONE_PASSWORD_AUTH option
Matt Johnston <matt@ucc.asn.au>
parents: 684
diff changeset
106 * the only safe auth method is public key. */
713
e22d5f5f6e37 Fix "-c none" so that it allows aes during authentication
Matt Johnston <matt@ucc.asn.au>
parents: 710
diff changeset
107 /* #define DROPBEAR_NONE_CIPHER */
512
0129fd8ccc71 Update nocrypto branch to current head
Matt Johnston <matt@ucc.asn.au>
parents: 511
diff changeset
108
228
5e4110bb753a - Fixed twofish algorithm naming so it actually works.
Matt Johnston <matt@ucc.asn.au>
parents: 220
diff changeset
109 /* Message Integrity - at least one required.
502
43bbe17d6ba0 - Add Counter Mode support
Matt Johnston <matt@ucc.asn.au>
parents: 499
diff changeset
110 * Protocol RFC requires sha1 and recommends sha1-96.
670
349fb2dda2dd Improve comment about sha1-96
Matt Johnston <matt@ucc.asn.au>
parents: 628
diff changeset
111 * sha1-96 is of use for slow links as it has a smaller overhead.
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
112 *
670
349fb2dda2dd Improve comment about sha1-96
Matt Johnston <matt@ucc.asn.au>
parents: 628
diff changeset
113 * There's no reason to disable sha1 or sha1-96 to save space since it's
349fb2dda2dd Improve comment about sha1-96
Matt Johnston <matt@ucc.asn.au>
parents: 628
diff changeset
114 * used for the random number generator and public-key cryptography anyway.
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
115 * Disabling it here will just stop it from being used as the integrity portion
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
116 * of the ssh protocol.
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
117 *
228
5e4110bb753a - Fixed twofish algorithm naming so it actually works.
Matt Johnston <matt@ucc.asn.au>
parents: 220
diff changeset
118 * These hashes are also used for public key fingerprints in logs.
5e4110bb753a - Fixed twofish algorithm naming so it actually works.
Matt Johnston <matt@ucc.asn.au>
parents: 220
diff changeset
119 * If you disable MD5, Dropbear will fall back to SHA1 fingerprints,
5e4110bb753a - Fixed twofish algorithm naming so it actually works.
Matt Johnston <matt@ucc.asn.au>
parents: 220
diff changeset
120 * which are not the standard form. */
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
121 #define DROPBEAR_SHA1_HMAC
228
5e4110bb753a - Fixed twofish algorithm naming so it actually works.
Matt Johnston <matt@ucc.asn.au>
parents: 220
diff changeset
122 #define DROPBEAR_SHA1_96_HMAC
680
bd4b5d7886e5 Disable SHA256 and SHA512 by default in options.h
Matt Johnston <matt@ucc.asn.au>
parents: 679
diff changeset
123 /*#define DROPBEAR_SHA2_256_HMAC*/
bd4b5d7886e5 Disable SHA256 and SHA512 by default in options.h
Matt Johnston <matt@ucc.asn.au>
parents: 679
diff changeset
124 /*#define DROPBEAR_SHA2_512_HMAC*/
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
125 #define DROPBEAR_MD5_HMAC
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
126
252
29afa62b5450 - a hack for grahame to run dropbear with "none" cipher.
Matt Johnston <matt@ucc.asn.au>
parents: 249
diff changeset
127 /* You can also disable integrity. Don't bother disabling this if you're
681
a4b7627b3157 Update insecure-nocrypto to current head
Matt Johnston <matt@ucc.asn.au>
parents: 680 512
diff changeset
128 * still using a cipher, it's relatively cheap. If you disable this it's dead
713
e22d5f5f6e37 Fix "-c none" so that it allows aes during authentication
Matt Johnston <matt@ucc.asn.au>
parents: 710
diff changeset
129 * simple to run arbitrary commands on the remote host. Beware. */
e22d5f5f6e37 Fix "-c none" so that it allows aes during authentication
Matt Johnston <matt@ucc.asn.au>
parents: 710
diff changeset
130 /* #define DROPBEAR_NONE_INTEGRITY */
252
29afa62b5450 - a hack for grahame to run dropbear with "none" cipher.
Matt Johnston <matt@ucc.asn.au>
parents: 249
diff changeset
131
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
132 /* Hostkey/public key algorithms - at least one required, these are used
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
133 * for hostkey as well as for verifying signatures with pubkey auth.
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
134 * Removing either of these won't save very much space.
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
135 * SSH2 RFC Draft requires dss, recommends rsa */
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
136 #define DROPBEAR_RSA
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
137 #define DROPBEAR_DSS
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
138
216
ea9277442ef2 * move RSA_BLINDING to options.h
Matt Johnston <matt@ucc.asn.au>
parents: 206
diff changeset
139 /* RSA can be vulnerable to timing attacks which use the time required for
ea9277442ef2 * move RSA_BLINDING to options.h
Matt Johnston <matt@ucc.asn.au>
parents: 206
diff changeset
140 * signing to guess the private key. Blinding avoids this attack, though makes
ea9277442ef2 * move RSA_BLINDING to options.h
Matt Johnston <matt@ucc.asn.au>
parents: 206
diff changeset
141 * signing operations slightly slower. */
ea9277442ef2 * move RSA_BLINDING to options.h
Matt Johnston <matt@ucc.asn.au>
parents: 206
diff changeset
142 #define RSA_BLINDING
ea9277442ef2 * move RSA_BLINDING to options.h
Matt Johnston <matt@ucc.asn.au>
parents: 206
diff changeset
143
555
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
144 /* Control the memory/performance/compression tradeoff for zlib.
605
53c21d4ec98a - Don't allow setting memLevel since that doesn't work properly
Matt Johnston <matt@ucc.asn.au>
parents: 596
diff changeset
145 * Set windowBits=8 for least memory usage, see your system's
555
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
146 * zlib.h for full details.
605
53c21d4ec98a - Don't allow setting memLevel since that doesn't work properly
Matt Johnston <matt@ucc.asn.au>
parents: 596
diff changeset
147 * Default settings (windowBits=15) will use 256kB for compression
53c21d4ec98a - Don't allow setting memLevel since that doesn't work properly
Matt Johnston <matt@ucc.asn.au>
parents: 596
diff changeset
148 * windowBits=8 will use 129kB for compression.
53c21d4ec98a - Don't allow setting memLevel since that doesn't work properly
Matt Johnston <matt@ucc.asn.au>
parents: 596
diff changeset
149 * Both modes will use ~35kB for decompression (using windowBits=15 for
53c21d4ec98a - Don't allow setting memLevel since that doesn't work properly
Matt Johnston <matt@ucc.asn.au>
parents: 596
diff changeset
150 * interoperability) */
555
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
151 #ifndef DROPBEAR_ZLIB_WINDOW_BITS
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
152 #define DROPBEAR_ZLIB_WINDOW_BITS 15
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
153 #endif
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
154
172
3e49d8d18005 * respect DO_HOST_LOOKUP config option
Matt Johnston <matt@ucc.asn.au>
parents: 161
diff changeset
155 /* Whether to do reverse DNS lookups. */
749
f62e82c474d5 Fix a few options and headers
Matt Johnston <matt@ucc.asn.au>
parents: 740
diff changeset
156 //#define DO_HOST_LOOKUP
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
157
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
158 /* Whether to print the message of the day (MOTD). This doesn't add much code
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
159 * size */
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
160 #define DO_MOTD
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
161
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
162 /* The MOTD file path */
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
163 #ifndef MOTD_FILENAME
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
164 #define MOTD_FILENAME "/etc/motd"
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
165 #endif
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
166
121
9337c9f9a607 PAM improvements
Matt Johnston <matt@ucc.asn.au>
parents: 119
diff changeset
167 /* Authentication Types - at least one required.
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
168 RFC Draft requires pubkey auth, and recommends password */
121
9337c9f9a607 PAM improvements
Matt Johnston <matt@ucc.asn.au>
parents: 119
diff changeset
169
628
d40f3cc47aed - Add ALLOW_BLANK_PASSWORD option
Matt Johnston <matt@ucc.asn.au>
parents: 606
diff changeset
170 /* Note: PAM auth is quite simple and only works for PAM modules which just do
176
bc69564ef57b changes for 0.45
Matt Johnston <matt@ucc.asn.au>
parents: 173
diff changeset
171 * a simple "Login: " "Password: " (you can edit the strings in svr-authpam.c).
628
d40f3cc47aed - Add ALLOW_BLANK_PASSWORD option
Matt Johnston <matt@ucc.asn.au>
parents: 606
diff changeset
172 * It's useful for systems like OS X where standard password crypts don't work
d40f3cc47aed - Add ALLOW_BLANK_PASSWORD option
Matt Johnston <matt@ucc.asn.au>
parents: 606
diff changeset
173 * but there's an interface via a PAM module. It won't work for more complex
d40f3cc47aed - Add ALLOW_BLANK_PASSWORD option
Matt Johnston <matt@ucc.asn.au>
parents: 606
diff changeset
174 * PAM challenge/response.
176
bc69564ef57b changes for 0.45
Matt Johnston <matt@ucc.asn.au>
parents: 173
diff changeset
175 * You can't enable both PASSWORD and PAM. */
121
9337c9f9a607 PAM improvements
Matt Johnston <matt@ucc.asn.au>
parents: 119
diff changeset
176
749
f62e82c474d5 Fix a few options and headers
Matt Johnston <matt@ucc.asn.au>
parents: 740
diff changeset
177 #define ENABLE_SVR_PASSWORD_AUTH
499
f3ca5ebc319a Split options.h out into sysoptions.h for options that aren't usually
Matt Johnston <matt@ucc.asn.au>
parents: 496
diff changeset
178 /* PAM requires ./configure --enable-pam */
749
f62e82c474d5 Fix a few options and headers
Matt Johnston <matt@ucc.asn.au>
parents: 740
diff changeset
179 //#define ENABLE_SVR_PAM_AUTH
68
eee77ac31ccc cleaning up the pubkey defines
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
180 #define ENABLE_SVR_PUBKEY_AUTH
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 65
diff changeset
181
566
b321aeb57c64 - set $SSH_ORIGINAL_COMMAND if a command is forced, and log it
Matt Johnston <matt@ucc.asn.au>
parents: 561
diff changeset
182 /* Whether to take public key options in
b321aeb57c64 - set $SSH_ORIGINAL_COMMAND if a command is forced, and log it
Matt Johnston <matt@ucc.asn.au>
parents: 561
diff changeset
183 * authorized_keys file into account */
475
52a644e7b8e1 * Patch from Frédéric Moulins adding options to authorized_keys.
Matt Johnston <matt@ucc.asn.au>
parents: 473
diff changeset
184 #ifdef ENABLE_SVR_PUBKEY_AUTH
52a644e7b8e1 * Patch from Frédéric Moulins adding options to authorized_keys.
Matt Johnston <matt@ucc.asn.au>
parents: 473
diff changeset
185 #define ENABLE_SVR_PUBKEY_OPTIONS
52a644e7b8e1 * Patch from Frédéric Moulins adding options to authorized_keys.
Matt Johnston <matt@ucc.asn.au>
parents: 473
diff changeset
186 #endif
52a644e7b8e1 * Patch from Frédéric Moulins adding options to authorized_keys.
Matt Johnston <matt@ucc.asn.au>
parents: 473
diff changeset
187
68
eee77ac31ccc cleaning up the pubkey defines
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
188 #define ENABLE_CLI_PASSWORD_AUTH
eee77ac31ccc cleaning up the pubkey defines
Matt Johnston <matt@ucc.asn.au>
parents: 66
diff changeset
189 #define ENABLE_CLI_PUBKEY_AUTH
249
efbaf6b03837 added keyboard-interactive client support
Matt Johnston <matt@ucc.asn.au>
parents: 236
diff changeset
190 #define ENABLE_CLI_INTERACT_AUTH
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
191
441
fdf06a5a54e4 Allow reading dbclient password from an environment var
Matt Johnston <matt@ucc.asn.au>
parents: 437
diff changeset
192 /* This variable can be used to set a password for client
fdf06a5a54e4 Allow reading dbclient password from an environment var
Matt Johnston <matt@ucc.asn.au>
parents: 437
diff changeset
193 * authentication on the commandline. Beware of platforms
fdf06a5a54e4 Allow reading dbclient password from an environment var
Matt Johnston <matt@ucc.asn.au>
parents: 437
diff changeset
194 * that don't protect environment variables of processes etc. Also
fdf06a5a54e4 Allow reading dbclient password from an environment var
Matt Johnston <matt@ucc.asn.au>
parents: 437
diff changeset
195 * note that it will be provided for all "hidden" client-interactive
fdf06a5a54e4 Allow reading dbclient password from an environment var
Matt Johnston <matt@ucc.asn.au>
parents: 437
diff changeset
196 * style prompts - if you want something more sophisticated, use
fdf06a5a54e4 Allow reading dbclient password from an environment var
Matt Johnston <matt@ucc.asn.au>
parents: 437
diff changeset
197 * SSH_ASKPASS instead. Comment out this var to remove this functionality.*/
fdf06a5a54e4 Allow reading dbclient password from an environment var
Matt Johnston <matt@ucc.asn.au>
parents: 437
diff changeset
198 #define DROPBEAR_PASSWORD_ENV "DROPBEAR_PASSWORD"
fdf06a5a54e4 Allow reading dbclient password from an environment var
Matt Johnston <matt@ucc.asn.au>
parents: 437
diff changeset
199
173
257f09a63dab * add SSH_ASKPASS support (based on patch from Paul Whittaker
Matt Johnston <matt@ucc.asn.au>
parents: 172
diff changeset
200 /* Define this (as well as ENABLE_CLI_PASSWORD_AUTH) to allow the use of
257f09a63dab * add SSH_ASKPASS support (based on patch from Paul Whittaker
Matt Johnston <matt@ucc.asn.au>
parents: 172
diff changeset
201 * a helper program for the ssh client. The helper program should be
257f09a63dab * add SSH_ASKPASS support (based on patch from Paul Whittaker
Matt Johnston <matt@ucc.asn.au>
parents: 172
diff changeset
202 * specified in the SSH_ASKPASS environment variable, and dbclient
257f09a63dab * add SSH_ASKPASS support (based on patch from Paul Whittaker
Matt Johnston <matt@ucc.asn.au>
parents: 172
diff changeset
203 * should be run with DISPLAY set and no tty. The program should
257f09a63dab * add SSH_ASKPASS support (based on patch from Paul Whittaker
Matt Johnston <matt@ucc.asn.au>
parents: 172
diff changeset
204 * return the password on standard output */
257f09a63dab * add SSH_ASKPASS support (based on patch from Paul Whittaker
Matt Johnston <matt@ucc.asn.au>
parents: 172
diff changeset
205 /*#define ENABLE_CLI_ASKPASS_HELPER*/
257f09a63dab * add SSH_ASKPASS support (based on patch from Paul Whittaker
Matt Johnston <matt@ucc.asn.au>
parents: 172
diff changeset
206
687
167fdc091c05 Improve RNG seeding.
Matt Johnston <matt@ucc.asn.au>
parents: 683
diff changeset
207 /* Source for randomness. This must be able to provide hundreds of bytes per SSH
167fdc091c05 Improve RNG seeding.
Matt Johnston <matt@ucc.asn.au>
parents: 683
diff changeset
208 * connection without blocking. In addition /dev/random is used for seeding
167fdc091c05 Improve RNG seeding.
Matt Johnston <matt@ucc.asn.au>
parents: 683
diff changeset
209 * rsa/dss key generation */
167fdc091c05 Improve RNG seeding.
Matt Johnston <matt@ucc.asn.au>
parents: 683
diff changeset
210 #define DROPBEAR_URANDOM_DEV "/dev/urandom"
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
211
687
167fdc091c05 Improve RNG seeding.
Matt Johnston <matt@ucc.asn.au>
parents: 683
diff changeset
212 /* Set this to use PRNGD or EGD instead of /dev/urandom or /dev/random */
167fdc091c05 Improve RNG seeding.
Matt Johnston <matt@ucc.asn.au>
parents: 683
diff changeset
213 /*#define DROPBEAR_PRNGD_SOCKET "/var/run/dropbear-rng"*/
442
d82a2a44c684 Add -u option to specify /dev/urandom instead
Matt Johnston <matt@ucc.asn.au>
parents: 441
diff changeset
214
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
215
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
216 /* Specify the number of clients we will allow to be connected but
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
217 * not yet authenticated. After this limit, connections are rejected */
277
044bc108b9b3 * Per-IP connection unauthed connection limits
Matt Johnston <matt@ucc.asn.au>
parents: 266
diff changeset
218 /* The first setting is per-IP, to avoid denial of service */
044bc108b9b3 * Per-IP connection unauthed connection limits
Matt Johnston <matt@ucc.asn.au>
parents: 266
diff changeset
219 #ifndef MAX_UNAUTH_PER_IP
044bc108b9b3 * Per-IP connection unauthed connection limits
Matt Johnston <matt@ucc.asn.au>
parents: 266
diff changeset
220 #define MAX_UNAUTH_PER_IP 5
044bc108b9b3 * Per-IP connection unauthed connection limits
Matt Johnston <matt@ucc.asn.au>
parents: 266
diff changeset
221 #endif
044bc108b9b3 * Per-IP connection unauthed connection limits
Matt Johnston <matt@ucc.asn.au>
parents: 266
diff changeset
222
044bc108b9b3 * Per-IP connection unauthed connection limits
Matt Johnston <matt@ucc.asn.au>
parents: 266
diff changeset
223 /* And then a global limit to avoid chewing memory if connections
044bc108b9b3 * Per-IP connection unauthed connection limits
Matt Johnston <matt@ucc.asn.au>
parents: 266
diff changeset
224 * come from many IPs */
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
225 #ifndef MAX_UNAUTH_CLIENTS
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
226 #define MAX_UNAUTH_CLIENTS 30
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
227 #endif
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
228
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 65
diff changeset
229 /* Maximum number of failed authentication tries (server option) */
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
230 #ifndef MAX_AUTH_TRIES
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
231 #define MAX_AUTH_TRIES 10
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
232 #endif
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
233
437
7319d229799a 0.49 probably done
Matt Johnston <matt@ucc.asn.au>
parents: 435
diff changeset
234 /* The default file to store the daemon's process ID, for shutdown
7319d229799a 0.49 probably done
Matt Johnston <matt@ucc.asn.au>
parents: 435
diff changeset
235 scripts etc. This can be overridden with the -P flag */
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
236 #ifndef DROPBEAR_PIDFILE
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
237 #define DROPBEAR_PIDFILE "/var/run/dropbear.pid"
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
238 #endif
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
239
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
240 /* The command to invoke for xauth when using X11 forwarding.
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
241 * "-q" for quiet */
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
242 #ifndef XAUTH_COMMAND
558
73de9177e7dd Use /usr/bin/X11/xauth default path instead
Matt Johnston <matt@ucc.asn.au>
parents: 555
diff changeset
243 #define XAUTH_COMMAND "/usr/bin/X11/xauth -q"
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
244 #endif
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
245
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
246 /* if you want to enable running an sftp server (such as the one included with
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
247 * OpenSSH), set the path below. If the path isn't defined, sftp will not
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
248 * be enabled */
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
249 #ifndef SFTPSERVER_PATH
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
250 #define SFTPSERVER_PATH "/usr/libexec/sftp-server"
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
251 #endif
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
252
66
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 65
diff changeset
253 /* This is used by the scp binary when used as a client binary. If you're
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 65
diff changeset
254 * not using the Dropbear client, you'll need to change it */
38c3146aa23d Some more sanity-checking of args, and just warn and ignore OpenSSH args
Matt Johnston <matt@ucc.asn.au>
parents: 65
diff changeset
255 #define _PATH_SSH_PROGRAM "/usr/bin/dbclient"
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
256
349
dba106bf6b34 Add (disabled by default) LOG_COMMANDS option to log the commands executed
Matt Johnston <matt@ucc.asn.au>
parents: 291
diff changeset
257 /* Whether to log commands executed by a client. This only logs the
dba106bf6b34 Add (disabled by default) LOG_COMMANDS option to log the commands executed
Matt Johnston <matt@ucc.asn.au>
parents: 291
diff changeset
258 * (single) command sent to the server, not what a user did in a
dba106bf6b34 Add (disabled by default) LOG_COMMANDS option to log the commands executed
Matt Johnston <matt@ucc.asn.au>
parents: 291
diff changeset
259 * shell/sftp session etc. */
dba106bf6b34 Add (disabled by default) LOG_COMMANDS option to log the commands executed
Matt Johnston <matt@ucc.asn.au>
parents: 291
diff changeset
260 /* #define LOG_COMMANDS */
4
fe6bca95afa7 Makefile.in contains updated files required
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
261
448
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
262 /* Window size limits. These tend to be a trade-off between memory
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
263 usage and network performance: */
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
264 /* Size of the network receive window. This amount of memory is allocated
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
265 as a per-channel receive buffer. Increasing this value can make a
449
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 448
diff changeset
266 significant difference to network performance. 24kB was empirically
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 448
diff changeset
267 chosen for a 100mbit ethernet network. The value can be altered at
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 448
diff changeset
268 runtime with the -W argument. */
555
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
269 #ifndef DEFAULT_RECV_WINDOW
449
3e6c536bc023 Add -W <windowsize> argument and document it.
Matt Johnston <matt@ucc.asn.au>
parents: 448
diff changeset
270 #define DEFAULT_RECV_WINDOW 24576
555
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
271 #endif
448
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
272 /* Maximum size of a received SSH data packet - this _MUST_ be >= 32768
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
273 in order to interoperate with other implementations */
555
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
274 #ifndef RECV_MAX_PAYLOAD_LEN
448
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
275 #define RECV_MAX_PAYLOAD_LEN 32768
555
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
276 #endif
448
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
277 /* Maximum size of a transmitted data packet - this can be any value,
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
278 though increasing it may not make a significant difference. */
555
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
279 #ifndef TRANS_MAX_PAYLOAD_LEN
448
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
280 #define TRANS_MAX_PAYLOAD_LEN 16384
555
daf52f813328 - Add option to change zlib windowBits/memLevel
Matt Johnston <matt@ucc.asn.au>
parents: 554
diff changeset
281 #endif
448
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
282
454
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
283 /* Ensure that data is transmitted every KEEPALIVE seconds. This can
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
284 be overridden at runtime with -K. 0 disables keepalives */
7e43f5e473b9 - Add -K keepalive flag for dropbear and dbclient
Matt Johnston <matt@ucc.asn.au>
parents: 449
diff changeset
285 #define DEFAULT_KEEPALIVE 0
448
9c61e7af0156 Rearrange the channel buffer sizes into three neat use-editable values in
Matt Johnston <matt@ucc.asn.au>
parents: 446
diff changeset
286
513
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 510
diff changeset
287 /* Ensure that data is received within IDLE_TIMEOUT seconds. This can
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 510
diff changeset
288 be overridden at runtime with -I. 0 disables idle timeouts */
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 510
diff changeset
289 #define DEFAULT_IDLE_TIMEOUT 0
a3748e54273c Idle timeout patch from Farrell Aultman. Needs testing, unsure if server
Matt Johnston <matt@ucc.asn.au>
parents: 510
diff changeset
290
508
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
291 /* The default path. This will often get replaced by the shell */
510
b85507ade010 - Update manuals, include section on authorized_keys
Matt Johnston <matt@ucc.asn.au>
parents: 508
diff changeset
292 #define DEFAULT_PATH "/usr/bin:/bin"
508
d4bbc0039008 - Set a default path, since bash won't export one otherwise (though it will set
Matt Johnston <matt@ucc.asn.au>
parents: 503
diff changeset
293
499
f3ca5ebc319a Split options.h out into sysoptions.h for options that aren't usually
Matt Johnston <matt@ucc.asn.au>
parents: 496
diff changeset
294 /* Some other defines (that mostly should be left alone) are defined
f3ca5ebc319a Split options.h out into sysoptions.h for options that aren't usually
Matt Johnston <matt@ucc.asn.au>
parents: 496
diff changeset
295 * in sysoptions.h */
f3ca5ebc319a Split options.h out into sysoptions.h for options that aren't usually
Matt Johnston <matt@ucc.asn.au>
parents: 496
diff changeset
296 #include "sysoptions.h"
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 #endif /* _OPTIONS_H_ */