diff options
author | Damien Miller <djm@mindrot.org> | 2000-10-14 16:23:11 +1100 |
---|---|---|
committer | Damien Miller <djm@mindrot.org> | 2000-10-14 16:23:11 +1100 |
commit | 874d77bb134a21a5cf625956b60173376a993ba8 (patch) | |
tree | 93dd73b2ff1fbf0ad5f3978a2c4e0d8438a0bf7c /auth-options.c | |
parent | 89d9796fbedef4eed6956a2c095c7cc25330c28d (diff) |
- (djm) Big OpenBSD sync:
- markus@cvs.openbsd.org 2000/09/30 10:27:44
[log.c]
allow loglevel debug
- markus@cvs.openbsd.org 2000/10/03 11:59:57
[packet.c]
hmac->mac
- markus@cvs.openbsd.org 2000/10/03 12:03:03
[auth-krb4.c auth-passwd.c auth-rh-rsa.c auth-rhosts.c auth-rsa.c auth1.c]
move fake-auth from auth1.c to individual auth methods, disables s/key in
debug-msg
- markus@cvs.openbsd.org 2000/10/03 12:16:48
ssh.c
do not resolve canonname, i have no idea why this was added oin ossh
- markus@cvs.openbsd.org 2000/10/09 15:30:44
ssh-keygen.1 ssh-keygen.c
-X now reads private ssh.com DSA keys, too.
- markus@cvs.openbsd.org 2000/10/09 15:32:34
auth-options.c
clear options on every call.
- markus@cvs.openbsd.org 2000/10/09 15:51:00
authfd.c authfd.h
interop with ssh-agent2, from <res@shore.net>
- markus@cvs.openbsd.org 2000/10/10 14:20:45
compat.c
use rexexp for version string matching
- provos@cvs.openbsd.org 2000/10/10 22:02:18
[kex.c kex.h myproposal.h ssh.h ssh2.h sshconnect2.c sshd.c dh.c dh.h]
First rough implementation of the diffie-hellman group exchange. The
client can ask the server for bigger groups to perform the diffie-hellman
in, thus increasing the attack complexity when using ciphers with longer
keys. University of Windsor provided network, T the company.
- markus@cvs.openbsd.org 2000/10/11 13:59:52
[auth-rsa.c auth2.c]
clear auth options unless auth sucessfull
- markus@cvs.openbsd.org 2000/10/11 14:00:27
[auth-options.h]
clear auth options unless auth sucessfull
- markus@cvs.openbsd.org 2000/10/11 14:03:27
[scp.1 scp.c]
support 'scp -o' with help from mouring@pconline.com
- markus@cvs.openbsd.org 2000/10/11 14:11:35
[dh.c]
Wall
- markus@cvs.openbsd.org 2000/10/11 14:14:40
[auth.h auth2.c readconf.c readconf.h readpass.c servconf.c servconf.h]
[ssh.h sshconnect2.c sshd_config auth2-skey.c cli.c cli.h]
add support for s/key (kbd-interactive) to ssh2, based on work by
mkiernan@avantgo.com and me
- markus@cvs.openbsd.org 2000/10/11 14:27:24
[auth.c auth1.c auth2.c authfile.c cipher.c cipher.h kex.c kex.h]
[myproposal.h packet.c readconf.c session.c ssh.c ssh.h sshconnect1.c]
[sshconnect2.c sshd.c]
new cipher framework
- markus@cvs.openbsd.org 2000/10/11 14:45:21
[cipher.c]
remove DES
- markus@cvs.openbsd.org 2000/10/12 03:59:20
[cipher.c cipher.h sshconnect1.c sshconnect2.c sshd.c]
enable DES in SSH-1 clients only
- markus@cvs.openbsd.org 2000/10/12 08:21:13
[kex.h packet.c]
remove unused
- markus@cvs.openbsd.org 2000/10/13 12:34:46
[sshd.c]
Kludge for F-Secure Macintosh < 1.0.2; appro@fy.chalmers.se
- markus@cvs.openbsd.org 2000/10/13 12:59:15
[cipher.c cipher.h myproposal.h rijndael.c rijndael.h]
rijndael/aes support
- markus@cvs.openbsd.org 2000/10/13 13:10:54
[sshd.8]
more info about -V
- markus@cvs.openbsd.org 2000/10/13 13:12:02
[myproposal.h]
prefer no compression
Diffstat (limited to 'auth-options.c')
-rw-r--r-- | auth-options.c | 48 |
1 files changed, 28 insertions, 20 deletions
diff --git a/auth-options.c b/auth-options.c index da696526..c9c149d6 100644 --- a/auth-options.c +++ b/auth-options.c @@ -14,7 +14,7 @@ */ #include "includes.h" -RCSID("$OpenBSD: auth-options.c,v 1.4 2000/09/07 21:13:36 markus Exp $"); +RCSID("$OpenBSD: auth-options.c,v 1.5 2000/10/09 21:32:34 markus Exp $"); #include "ssh.h" #include "packet.h" @@ -33,6 +33,25 @@ char *forced_command = NULL; /* "environment=" options. */ struct envstring *custom_environment = NULL; +void +auth_clear_options(void) +{ + no_agent_forwarding_flag = 0; + no_port_forwarding_flag = 0; + no_pty_flag = 0; + no_x11_forwarding_flag = 0; + while (custom_environment) { + struct envstring *ce = custom_environment; + custom_environment = ce->next; + xfree(ce->s); + xfree(ce); + } + if (forced_command) { + xfree(forced_command); + forced_command = NULL; + } +} + /* return 1 if access is granted, 0 if not. side effect: sets key option flags */ int auth_parse_options(struct passwd *pw, char *options, unsigned long linenum) @@ -40,6 +59,10 @@ auth_parse_options(struct passwd *pw, char *options, unsigned long linenum) const char *cp; if (!options) return 1; + + /* reset options */ + auth_clear_options(); + while (*options && *options != ' ' && *options != '\t') { cp = "no-port-forwarding"; if (strncmp(options, cp, strlen(cp)) == 0) { @@ -87,9 +110,9 @@ auth_parse_options(struct passwd *pw, char *options, unsigned long linenum) } if (!*options) { debug("%.100s, line %lu: missing end quote", - SSH_USER_PERMITTED_KEYS, linenum); + SSH_USER_PERMITTED_KEYS, linenum); packet_send_debug("%.100s, line %lu: missing end quote", - SSH_USER_PERMITTED_KEYS, linenum); + SSH_USER_PERMITTED_KEYS, linenum); continue; } forced_command[i] = 0; @@ -117,9 +140,9 @@ auth_parse_options(struct passwd *pw, char *options, unsigned long linenum) } if (!*options) { debug("%.100s, line %lu: missing end quote", - SSH_USER_PERMITTED_KEYS, linenum); + SSH_USER_PERMITTED_KEYS, linenum); packet_send_debug("%.100s, line %lu: missing end quote", - SSH_USER_PERMITTED_KEYS, linenum); + SSH_USER_PERMITTED_KEYS, linenum); continue; } s[i] = 0; @@ -175,21 +198,6 @@ auth_parse_options(struct passwd *pw, char *options, unsigned long linenum) get_remote_ipaddr()); packet_send_debug("Your host '%.200s' is not permitted to use this key for login.", get_canonical_hostname()); - /* key invalid for this host, reset flags */ - no_agent_forwarding_flag = 0; - no_port_forwarding_flag = 0; - no_pty_flag = 0; - no_x11_forwarding_flag = 0; - while (custom_environment) { - struct envstring *ce = custom_environment; - custom_environment = ce->next; - xfree(ce->s); - xfree(ce); - } - if (forced_command) { - xfree(forced_command); - forced_command = NULL; - } /* deny access */ return 0; } |