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-rw-r--r--source4/auth/ntlm/auth_developer.c207
1 files changed, 207 insertions, 0 deletions
diff --git a/source4/auth/ntlm/auth_developer.c b/source4/auth/ntlm/auth_developer.c
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index 0000000000..3b8c83c349
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+++ b/source4/auth/ntlm/auth_developer.c
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+/*
+ Unix SMB/CIFS implementation.
+ Generic authentication types
+ Copyright (C) Andrew Bartlett 2001-2002
+ Copyright (C) Jelmer Vernooij 2002
+ Copyright (C) Stefan Metzmacher 2005
+
+ 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 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "auth/auth.h"
+#include "auth/ntlm/auth_proto.h"
+#include "libcli/security/security.h"
+#include "librpc/gen_ndr/ndr_samr.h"
+
+static NTSTATUS name_to_ntstatus_want_check(struct auth_method_context *ctx,
+ TALLOC_CTX *mem_ctx,
+ const struct auth_usersupplied_info *user_info)
+{
+ return NT_STATUS_OK;
+}
+
+/**
+ * Return an error based on username
+ *
+ * This function allows the testing of obsure errors, as well as the generation
+ * of NT_STATUS -> DOS error mapping tables.
+ *
+ * This module is of no value to end-users.
+ *
+ * The password is ignored.
+ *
+ * @return An NTSTATUS value based on the username
+ **/
+
+static NTSTATUS name_to_ntstatus_check_password(struct auth_method_context *ctx,
+ TALLOC_CTX *mem_ctx,
+ const struct auth_usersupplied_info *user_info,
+ struct auth_serversupplied_info **_server_info)
+{
+ NTSTATUS nt_status;
+ struct auth_serversupplied_info *server_info;
+ uint32_t error_num;
+ const char *user;
+
+ user = user_info->client.account_name;
+
+ if (strncasecmp("NT_STATUS", user, strlen("NT_STATUS")) == 0) {
+ nt_status = nt_status_string_to_code(user);
+ } else {
+ error_num = strtoul(user, NULL, 16);
+ DEBUG(5,("name_to_ntstatus_check_password: Error for user %s was 0x%08X\n", user, error_num));
+ nt_status = NT_STATUS(error_num);
+ }
+ NT_STATUS_NOT_OK_RETURN(nt_status);
+
+ server_info = talloc(mem_ctx, struct auth_serversupplied_info);
+ NT_STATUS_HAVE_NO_MEMORY(server_info);
+
+ server_info->account_sid = dom_sid_parse_talloc(server_info, SID_NT_ANONYMOUS);
+ NT_STATUS_HAVE_NO_MEMORY(server_info->account_sid);
+
+ /* is this correct? */
+ server_info->primary_group_sid = dom_sid_parse_talloc(server_info, SID_BUILTIN_GUESTS);
+ NT_STATUS_HAVE_NO_MEMORY(server_info->primary_group_sid);
+
+ server_info->n_domain_groups = 0;
+ server_info->domain_groups = NULL;
+
+ /* annoying, but the Anonymous really does have a session key,
+ and it is all zeros! */
+ server_info->user_session_key = data_blob_talloc(server_info, NULL, 16);
+ NT_STATUS_HAVE_NO_MEMORY(server_info->user_session_key.data);
+
+ server_info->lm_session_key = data_blob_talloc(server_info, NULL, 16);
+ NT_STATUS_HAVE_NO_MEMORY(server_info->lm_session_key.data);
+
+ data_blob_clear(&server_info->user_session_key);
+ data_blob_clear(&server_info->lm_session_key);
+
+ server_info->account_name = talloc_asprintf(server_info, "NAME TO NTSTATUS %s ANONYMOUS LOGON", user);
+ NT_STATUS_HAVE_NO_MEMORY(server_info->account_name);
+
+ server_info->domain_name = talloc_strdup(server_info, "NT AUTHORITY");
+ NT_STATUS_HAVE_NO_MEMORY(server_info->domain_name);
+
+ server_info->full_name = talloc_asprintf(server_info, "NAME TO NTSTATUS %s Anonymous Logon", user);
+ NT_STATUS_HAVE_NO_MEMORY(server_info->full_name);
+
+ server_info->logon_script = talloc_strdup(server_info, "");
+ NT_STATUS_HAVE_NO_MEMORY(server_info->logon_script);
+
+ server_info->profile_path = talloc_strdup(server_info, "");
+ NT_STATUS_HAVE_NO_MEMORY(server_info->profile_path);
+
+ server_info->home_directory = talloc_strdup(server_info, "");
+ NT_STATUS_HAVE_NO_MEMORY(server_info->home_directory);
+
+ server_info->home_drive = talloc_strdup(server_info, "");
+ NT_STATUS_HAVE_NO_MEMORY(server_info->home_drive);
+
+ server_info->last_logon = 0;
+ server_info->last_logoff = 0;
+ server_info->acct_expiry = 0;
+ server_info->last_password_change = 0;
+ server_info->allow_password_change = 0;
+ server_info->force_password_change = 0;
+
+ server_info->logon_count = 0;
+ server_info->bad_password_count = 0;
+
+ server_info->acct_flags = ACB_NORMAL;
+
+ server_info->authenticated = false;
+
+ *_server_info = server_info;
+
+ return nt_status;
+}
+
+static const struct auth_operations name_to_ntstatus_auth_ops = {
+ .name = "name_to_ntstatus",
+ .get_challenge = auth_get_challenge_not_implemented,
+ .want_check = name_to_ntstatus_want_check,
+ .check_password = name_to_ntstatus_check_password
+};
+
+/**
+ * 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 fixed_challenge_get_challenge(struct auth_method_context *ctx, TALLOC_CTX *mem_ctx, DATA_BLOB *_blob)
+{
+ DATA_BLOB blob;
+ const char *challenge = "I am a teapot";
+
+ blob = data_blob_talloc(mem_ctx, challenge, 8);
+ NT_STATUS_HAVE_NO_MEMORY(blob.data);
+
+ *_blob = blob;
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS fixed_challenge_want_check(struct auth_method_context *ctx,
+ TALLOC_CTX *mem_ctx,
+ const struct auth_usersupplied_info *user_info)
+{
+ /* don't handle any users */
+ return NT_STATUS_NOT_IMPLEMENTED;
+}
+
+static NTSTATUS fixed_challenge_check_password(struct auth_method_context *ctx,
+ TALLOC_CTX *mem_ctx,
+ const struct auth_usersupplied_info *user_info,
+ struct auth_serversupplied_info **_server_info)
+{
+ /* don't handle any users */
+ return NT_STATUS_NO_SUCH_USER;
+}
+
+static const struct auth_operations fixed_challenge_auth_ops = {
+ .name = "fixed_challenge",
+ .get_challenge = fixed_challenge_get_challenge,
+ .want_check = fixed_challenge_want_check,
+ .check_password = fixed_challenge_check_password
+};
+
+_PUBLIC_ NTSTATUS auth_developer_init(void)
+{
+ NTSTATUS ret;
+
+ ret = auth_register(&name_to_ntstatus_auth_ops);
+ if (!NT_STATUS_IS_OK(ret)) {
+ DEBUG(0,("Failed to register 'name_to_ntstatus' auth backend!\n"));
+ return ret;
+ }
+
+ ret = auth_register(&fixed_challenge_auth_ops);
+ if (!NT_STATUS_IS_OK(ret)) {
+ DEBUG(0,("Failed to register 'fixed_challenge' auth backend!\n"));
+ return ret;
+ }
+
+ return ret;
+}