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-rw-r--r--source3/auth/auth_builtin.c118
1 files changed, 110 insertions, 8 deletions
diff --git a/source3/auth/auth_builtin.c b/source3/auth/auth_builtin.c
index 6e999b0d14..5ce7075ab9 100644
--- a/source3/auth/auth_builtin.c
+++ b/source3/auth/auth_builtin.c
@@ -1,7 +1,8 @@
/*
Unix SMB/CIFS implementation.
Generic authenticaion types
- Copyright (C) Andrew Bartlett 2001
+ 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
@@ -20,11 +21,14 @@
#include "includes.h"
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_AUTH
+
/**
* Return a guest logon for guest users (username = "")
*
* Typically used as the first module in the auth chain, this allows
- * guest logons to be delt with in one place. Non-gust logons 'fail'
+ * guest logons to be dealt with in one place. Non-guest logons 'fail'
* and pass onto the next module.
**/
@@ -49,14 +53,15 @@ static NTSTATUS check_guest_security(const struct auth_context *auth_context,
}
/* Guest modules initialisation */
-BOOL auth_init_guest(struct auth_context *auth_context, auth_methods **auth_method)
+NTSTATUS auth_init_guest(struct auth_context *auth_context, const char *options, auth_methods **auth_method)
{
if (!make_auth_methods(auth_context, auth_method)) {
- return False;
+ return NT_STATUS_NO_MEMORY;
}
(*auth_method)->auth = check_guest_security;
- return True;
+ (*auth_method)->name = "guest";
+ return NT_STATUS_OK;
}
/**
@@ -99,13 +104,110 @@ static NTSTATUS check_name_to_ntstatus_security(const struct auth_context *auth_
}
/** Module initailisation function */
-BOOL auth_init_name_to_ntstatus(struct auth_context *auth_context, auth_methods **auth_method)
+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 False;
+ return NT_STATUS_NO_MEMORY;
}
(*auth_method)->auth = check_name_to_ntstatus_security;
- return True;
+ (*auth_method)->name = "name_to_ntstatus";
+ return NT_STATUS_OK;
+}
+
+/**
+ * Return a 'fixed' challenge instead of a varaible 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)
+{
+ const char *challenge = "I am a teapot";
+ return data_blob(challenge, 8);
+}
+
+
+/** 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)) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ (*auth_method)->auth = check_fixed_challenge_security;
+ (*auth_method)->get_chal = auth_get_fixed_challenge;
+ (*auth_method)->name = "fixed_challenge";
+ return NT_STATUS_OK;
+}
+
+/**
+ * Outsorce an auth module to an external loadable .so
+ *
+ * Only works on systems with dlopen() etc.
+ **/
+
+/* Plugin modules initialisation */
+NTSTATUS auth_init_plugin(struct auth_context *auth_context, const char *param, auth_methods **auth_method)
+{
+ void * dl_handle;
+ char *plugin_param, *plugin_name, *p;
+ auth_init_function plugin_init;
+
+ if (param == NULL) {
+ DEBUG(0, ("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, ("Trying to load auth plugin %s\n", plugin_name));
+ dl_handle = sys_dlopen(plugin_name, RTLD_NOW | RTLD_GLOBAL );
+ if (!dl_handle) {
+ DEBUG(0, ("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 'pdb_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);
}
+