- OpenBSD CVS Sync

[openssh.git] / auth2.c

diff --git a/auth2.c b/auth2.c
index 4a305a416a384d1736c3fb96d9a0d6c435ae6cb8..e4a3cded9ae530dbcc00654f5890dec044c4dc7a 100644 (file)
--- a/auth2.c
+++ b/auth2.c
@@ -23,7 +23,7 @@
  */
 
 #include "includes.h"
-RCSID("$OpenBSD: auth2.c,v 1.100 2003/08/22 10:56:08 markus Exp $");
+RCSID("$OpenBSD: auth2.c,v 1.105 2004/05/23 23:59:53 dtucker Exp $");
 
 #include "ssh2.h"
 #include "xmalloc.h"
@@ -45,8 +45,6 @@ extern ServerOptions options;
 extern u_char *session_id2;
 extern u_int session_id2_len;
 
-Authctxt *x_authctxt = NULL;
-
 /* methods */
 
 extern Authmethod method_none;
@@ -54,9 +52,6 @@ extern Authmethod method_pubkey;
 extern Authmethod method_passwd;
 extern Authmethod method_kbdint;
 extern Authmethod method_hostbased;
-#ifdef KRB5
-extern Authmethod method_kerberos;
-#endif
 #ifdef GSSAPI
 extern Authmethod method_gssapi;
 #endif
@@ -70,9 +65,6 @@ Authmethod *authmethods[] = {
        &method_passwd,
        &method_kbdint,
        &method_hostbased,
-#ifdef KRB5
-       &method_kerberos,
-#endif
        NULL
 };
 
@@ -85,19 +77,14 @@ static void input_userauth_request(int, u_int32_t, void *);
 static Authmethod *authmethod_lookup(const char *);
 static char *authmethods_get(void);
 int user_key_allowed(struct passwd *, Key *);
-int hostbased_key_allowed(struct passwd *, const char *, char *, Key *);
 
 /*
  * loop until authctxt->success == TRUE
  */
 
-Authctxt *
-do_authentication2(void)
+void
+do_authentication2(Authctxt *authctxt)
 {
-       Authctxt *authctxt = authctxt_new();
-
-       x_authctxt = authctxt;          /*XXX*/
-
        /* challenge-response is implemented via keyboard interactive */
        if (options.challenge_response_authentication)
                options.kbd_interactive_authentication = 1;
@@ -105,8 +92,6 @@ do_authentication2(void)
        dispatch_init(&dispatch_protocol_error);
        dispatch_set(SSH2_MSG_SERVICE_REQUEST, &input_service_request);
        dispatch_run(DISPATCH_BLOCK, &authctxt->success, authctxt);
-
-       return (authctxt);
 }
 
 static void
@@ -165,23 +150,24 @@ input_userauth_request(int type, u_int32_t seq, void *ctxt)
        if (authctxt->attempt++ == 0) {
                /* setup auth context */
                authctxt->pw = PRIVSEP(getpwnamallow(user));
+               authctxt->user = xstrdup(user);
                if (authctxt->pw && strcmp(service, "ssh-connection")==0) {
                        authctxt->valid = 1;
                        debug2("input_userauth_request: setting up authctxt for %s", user);
 #ifdef USE_PAM
                        if (options.use_pam)
-                               PRIVSEP(start_pam(authctxt->pw->pw_name));
+                               PRIVSEP(start_pam(authctxt));
 #endif
                } else {
                        logit("input_userauth_request: illegal user %s", user);
+                       authctxt->pw = fakepw();
 #ifdef USE_PAM
                        if (options.use_pam)
-                               PRIVSEP(start_pam(user));
+                               PRIVSEP(start_pam(authctxt));
 #endif
                }
                setproctitle("%s%s", authctxt->pw ? user : "unknown",
                    use_privsep ? " [net]" : "");
-               authctxt->user = xstrdup(user);
                authctxt->service = xstrdup(service);
                authctxt->style = style ? xstrdup(style) : NULL;
                if (use_privsep)
@@ -257,7 +243,7 @@ userauth_finish(Authctxt *authctxt, int authenticated, char *method)
                /* now we can break out */
                authctxt->success = 1;
        } else {
-               if (authctxt->failures++ > AUTH_FAIL_MAX)
+               if (authctxt->failures++ > options.max_authtries)
                        packet_disconnect(AUTH_FAIL_MSG, authctxt->user);
                methods = authmethods_get();
                packet_start(SSH2_MSG_USERAUTH_FAILURE);
@@ -269,14 +255,6 @@ userauth_finish(Authctxt *authctxt, int authenticated, char *method)
        }
 }
 
-/* get current user */
-
-struct passwd*
-auth_get_user(void)
-{
-       return (x_authctxt != NULL && x_authctxt->valid) ? x_authctxt->pw : NULL;
-}
-
 #define        DELIM   ","
 
 static char *