diff options
Diffstat (limited to 'crypto/openssh/auth-rh-rsa.c')
-rw-r--r-- | crypto/openssh/auth-rh-rsa.c | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/crypto/openssh/auth-rh-rsa.c b/crypto/openssh/auth-rh-rsa.c deleted file mode 100644 index eca7502..0000000 --- a/crypto/openssh/auth-rh-rsa.c +++ /dev/null @@ -1,100 +0,0 @@ -/* $OpenBSD: auth-rh-rsa.c,v 1.42 2006/08/03 03:34:41 deraadt Exp $ */ -/* - * Author: Tatu Ylonen <ylo@cs.hut.fi> - * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland - * All rights reserved - * Rhosts or /etc/hosts.equiv authentication combined with RSA host - * authentication. - * - * As far as I am concerned, the code I have written for this software - * can be used freely for any purpose. Any derived versions of this - * software must be clearly marked as such, and if the derived work is - * incompatible with the protocol description in the RFC file, it must be - * called by a name other than "ssh" or "Secure Shell". - */ - -#include "includes.h" - -#include <sys/types.h> - -#include <pwd.h> -#include <stdarg.h> - -#include "packet.h" -#include "uidswap.h" -#include "log.h" -#include "buffer.h" -#include "servconf.h" -#include "key.h" -#include "hostfile.h" -#include "pathnames.h" -#include "auth.h" -#include "canohost.h" -#ifdef GSSAPI -#include "ssh-gss.h" -#endif -#include "monitor_wrap.h" - -/* import */ -extern ServerOptions options; - -int -auth_rhosts_rsa_key_allowed(struct passwd *pw, char *cuser, char *chost, - Key *client_host_key) -{ - HostStatus host_status; - - /* Check if we would accept it using rhosts authentication. */ - if (!auth_rhosts(pw, cuser)) - return 0; - - host_status = check_key_in_hostfiles(pw, client_host_key, - chost, _PATH_SSH_SYSTEM_HOSTFILE, - options.ignore_user_known_hosts ? NULL : _PATH_SSH_USER_HOSTFILE); - - return (host_status == HOST_OK); -} - -/* - * Tries to authenticate the user using the .rhosts file and the host using - * its host key. Returns true if authentication succeeds. - */ -int -auth_rhosts_rsa(Authctxt *authctxt, char *cuser, Key *client_host_key) -{ - char *chost; - struct passwd *pw = authctxt->pw; - - debug("Trying rhosts with RSA host authentication for client user %.100s", - cuser); - - if (!authctxt->valid || client_host_key == NULL || - client_host_key->rsa == NULL) - return 0; - - chost = (char *)get_canonical_hostname(options.use_dns); - debug("Rhosts RSA authentication: canonical host %.900s", chost); - - if (!PRIVSEP(auth_rhosts_rsa_key_allowed(pw, cuser, chost, client_host_key))) { - debug("Rhosts with RSA host authentication denied: unknown or invalid host key"); - packet_send_debug("Your host key cannot be verified: unknown or invalid host key."); - return 0; - } - /* A matching host key was found and is known. */ - - /* Perform the challenge-response dialog with the client for the host key. */ - if (!auth_rsa_challenge_dialog(client_host_key)) { - logit("Client on %.800s failed to respond correctly to host authentication.", - chost); - return 0; - } - /* - * We have authenticated the user using .rhosts or /etc/hosts.equiv, - * and the host using RSA. We accept the authentication. - */ - - verbose("Rhosts with RSA host authentication accepted for %.100s, %.100s on %.700s.", - pw->pw_name, cuser, chost); - packet_send_debug("Rhosts with RSA host authentication accepted."); - return 1; -} |