/*
Unix SMB/CIFS implementation.
- Generic authenticaion types
+ Generic authentication types
Copyright (C) Andrew Bartlett 2001-2002
Copyright (C) Jelmer Vernooij 2002
-
+
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
-
+
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
-
+
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
+#include "auth.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_AUTH
static NTSTATUS check_guest_security(const struct auth_context *auth_context,
void *my_private_data,
TALLOC_CTX *mem_ctx,
- const auth_usersupplied_info *user_info,
- auth_serversupplied_info **server_info)
+ const struct auth_usersupplied_info *user_info,
+ struct auth_serversupplied_info **server_info)
{
- NTSTATUS nt_status = NT_STATUS_LOGON_FAILURE;
+ /* mark this as 'not for me' */
+ NTSTATUS nt_status = NT_STATUS_NOT_IMPLEMENTED;
- if (!(user_info->internal_username.str
- && *user_info->internal_username.str)) {
- nt_status = make_server_info_guest(server_info);
+ DEBUG(10, ("Check auth for: [%s]\n", user_info->mapped.account_name));
+
+ if (!(user_info->mapped.account_name
+ && *user_info->mapped.account_name)) {
+ nt_status = make_server_info_guest(NULL, server_info);
}
return nt_status;
/* Guest modules initialisation */
-NTSTATUS auth_init_guest(struct auth_context *auth_context, const char *options, auth_methods **auth_method)
+static NTSTATUS auth_init_guest(struct auth_context *auth_context, const char *options, auth_methods **auth_method)
{
- if (!make_auth_methods(auth_context, auth_method))
+ struct auth_methods *result;
+
+ result = talloc_zero(auth_context, struct auth_methods);
+ if (result == NULL) {
return NT_STATUS_NO_MEMORY;
+ }
+ result->auth = check_guest_security;
+ result->name = "guest";
- (*auth_method)->auth = check_guest_security;
- (*auth_method)->name = "guest";
+ *auth_method = result;
return NT_STATUS_OK;
}
+#ifdef DEVELOPER
/**
* Return an error based on username
*
static NTSTATUS check_name_to_ntstatus_security(const struct auth_context *auth_context,
void *my_private_data,
TALLOC_CTX *mem_ctx,
- const auth_usersupplied_info *user_info,
- auth_serversupplied_info **server_info)
+ const struct auth_usersupplied_info *user_info,
+ struct auth_serversupplied_info **server_info)
{
NTSTATUS nt_status;
fstring user;
long error_num;
- fstrcpy(user, user_info->smb_name.str);
-
- if (strncasecmp("NT_STATUS", user, strlen("NT_STATUS")) == 0) {
- strupper(user);
+
+ DEBUG(10, ("Check auth for: [%s]\n", user_info->mapped.account_name));
+
+ fstrcpy(user, user_info->client.account_name);
+
+ if (strnequal("NT_STATUS", user, strlen("NT_STATUS"))) {
+ if (!strupper_m(user)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
return nt_status_string_to_code(user);
}
- strlower(user);
+ if (!strlower_m(user)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
error_num = strtoul(user, NULL, 16);
-
+
DEBUG(5,("check_name_to_ntstatus_security: Error for user %s was %lx\n", user, error_num));
nt_status = NT_STATUS(error_num);
-
+
return nt_status;
}
/** Module initialisation function */
-NTSTATUS auth_init_name_to_ntstatus(struct auth_context *auth_context, const char *param, auth_methods **auth_method)
-{
- if (!make_auth_methods(auth_context, auth_method))
- return NT_STATUS_NO_MEMORY;
-
- (*auth_method)->auth = check_name_to_ntstatus_security;
- (*auth_method)->name = "name_to_ntstatus";
- return NT_STATUS_OK;
-}
-
-/**
- * Return a 'fixed' challenge instead of a variable one.
- *
- * The idea of this function is to make packet snifs consistant
- * with a fixed challenge, so as to aid debugging.
- *
- * This module is of no value to end-users.
- *
- * This module does not actually authenticate the user, but
- * just pretenteds to need a specified challenge.
- * This module removes *all* security from the challenge-response system
- *
- * @return NT_STATUS_UNSUCCESSFUL
- **/
-
-static NTSTATUS check_fixed_challenge_security(const struct auth_context *auth_context,
- void *my_private_data,
- TALLOC_CTX *mem_ctx,
- const auth_usersupplied_info *user_info,
- auth_serversupplied_info **server_info)
-{
- return NT_STATUS_UNSUCCESSFUL;
-}
-
-/****************************************************************************
- Get the challenge out of a password server.
-****************************************************************************/
-
-static DATA_BLOB auth_get_fixed_challenge(const struct auth_context *auth_context,
- void **my_private_data,
- TALLOC_CTX *mem_ctx)
+static NTSTATUS auth_init_name_to_ntstatus(struct auth_context *auth_context, const char *param, auth_methods **auth_method)
{
- const char *challenge = "I am a teapot";
- return data_blob(challenge, 8);
-}
-
+ struct auth_methods *result;
-/** Module initailisation function */
-
-NTSTATUS auth_init_fixed_challenge(struct auth_context *auth_context, const char *param, auth_methods **auth_method)
-{
- if (!make_auth_methods(auth_context, auth_method))
+ result = talloc_zero(auth_context, struct auth_methods);
+ if (result == NULL) {
return NT_STATUS_NO_MEMORY;
+ }
+ result->auth = check_name_to_ntstatus_security;
+ result->name = "name_to_ntstatus";
- (*auth_method)->auth = check_fixed_challenge_security;
- (*auth_method)->get_chal = auth_get_fixed_challenge;
- (*auth_method)->name = "fixed_challenge";
+ *auth_method = result;
return NT_STATUS_OK;
}
-/**
- * Outsorce an auth module to an external loadable .so
- *
- * Only works on systems with dlopen() etc.
- **/
+#endif /* DEVELOPER */
-/* Plugin modules initialisation */
-
-NTSTATUS auth_init_plugin(struct auth_context *auth_context, const char *param, auth_methods **auth_method)
+NTSTATUS auth_builtin_init(void)
{
- void * dl_handle;
- char *plugin_param, *plugin_name, *p;
- auth_init_function plugin_init;
-
- if (param == NULL) {
- DEBUG(0, ("auth_init_plugin: The plugin module needs an argument!\n"));
- return NT_STATUS_UNSUCCESSFUL;
- }
-
- plugin_name = smb_xstrdup(param);
- p = strchr(plugin_name, ':');
- if (p) {
- *p = 0;
- plugin_param = p+1;
- trim_string(plugin_param, " ", " ");
- } else plugin_param = NULL;
-
- trim_string(plugin_name, " ", " ");
-
- DEBUG(5, ("auth_init_plugin: Trying to load auth plugin %s\n", plugin_name));
- dl_handle = sys_dlopen(plugin_name, RTLD_NOW );
- if (!dl_handle) {
- DEBUG(0, ("auth_init_plugin: Failed to load auth plugin %s using sys_dlopen (%s)\n",
- plugin_name, sys_dlerror()));
- return NT_STATUS_UNSUCCESSFUL;
- }
-
- plugin_init = sys_dlsym(dl_handle, "auth_init");
- if (!plugin_init){
- DEBUG(0, ("Failed to find function 'auth_init' using sys_dlsym in sam plugin %s (%s)\n",
- plugin_name, sys_dlerror()));
- return NT_STATUS_UNSUCCESSFUL;
- }
-
- DEBUG(5, ("Starting sam plugin %s with paramater %s\n", plugin_name, plugin_param?plugin_param:"(null)"));
- return plugin_init(auth_context, plugin_param, auth_method);
+ smb_register_auth(AUTH_INTERFACE_VERSION, "guest", auth_init_guest);
+#ifdef DEVELOPER
+ smb_register_auth(AUTH_INTERFACE_VERSION, "name_to_ntstatus", auth_init_name_to_ntstatus);
+#endif
+ return NT_STATUS_OK;
}