1 files changed, 122 insertions, 0 deletions
diff --git a/source3/winbindd/winbindd_allocate_uid.c b/source3/winbindd/winbindd_allocate_uid.c
new file mode 100644
index 0000000..64711f1
--- /dev/null
+++ b/source3/winbindd/winbindd_allocate_uid.c
@@ -0,0 +1,122 @@
+/*
+   Unix SMB/CIFS implementation.
+   async implementation of WINBINDD_ALLOCATE_UID
+   Copyright (C) Volker Lendecke 2009
+
+   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 "winbindd.h"
+#include "librpc/gen_ndr/ndr_winbind_c.h"
+
+struct winbindd_allocate_uid_state {
+	struct tevent_context *ev;
+	uint64_t uid;
+};
+
+static void winbindd_allocate_uid_initialized(struct tevent_req *subreq);
+static void winbindd_allocate_uid_done(struct tevent_req *subreq);
+
+struct tevent_req *winbindd_allocate_uid_send(TALLOC_CTX *mem_ctx,
+					      struct tevent_context *ev,
+					      struct winbindd_cli_state *cli,
+					      struct winbindd_request *request)
+{
+	struct tevent_req *req, *subreq;
+	struct winbindd_allocate_uid_state *state;
+
+	req = tevent_req_create(mem_ctx, &state,
+				struct winbindd_allocate_uid_state);
+	if (req == NULL) {
+		return NULL;
+	}
+        state->ev = ev;
+
+	DEBUG(3, ("allocate_uid\n"));
+
+	subreq = wb_parent_idmap_setup_send(state, ev);
+	if (tevent_req_nomem(subreq, req)) {
+		return tevent_req_post(req, ev);
+	}
+	tevent_req_set_callback(subreq, winbindd_allocate_uid_initialized, req);
+	return req;
+}
+
+static void winbindd_allocate_uid_initialized(struct tevent_req *subreq)
+{
+	struct tevent_req *req = tevent_req_callback_data(
+		subreq, struct tevent_req);
+	struct dcerpc_binding_handle *child_binding_handle = NULL;
+	struct winbindd_allocate_uid_state *state = tevent_req_data(
+		req, struct winbindd_allocate_uid_state);
+	const struct wb_parent_idmap_config *cfg = NULL;
+	NTSTATUS status;
+
+	status = wb_parent_idmap_setup_recv(subreq, &cfg);
+	TALLOC_FREE(subreq);
+	if (tevent_req_nterror(req, status)) {
+		return;
+	}
+	if (cfg->num_doms == 0) {
+		/*
+		 * idmap_tdb also returns UNSUCCESSFUL if a range is full
+		 */
+		tevent_req_nterror(req, NT_STATUS_UNSUCCESSFUL);
+		return;
+	}
+
+        child_binding_handle = idmap_child_handle();
+
+        subreq = dcerpc_wbint_AllocateUid_send(state,
+					       state->ev,
+                                               child_binding_handle,
+					       &state->uid);
+	if (tevent_req_nomem(subreq, req)) {
+		return;
+	}
+	tevent_req_set_callback(subreq, winbindd_allocate_uid_done, req);
+}
+
+static void winbindd_allocate_uid_done(struct tevent_req *subreq)
+{
+	struct tevent_req *req = tevent_req_callback_data(
+		subreq, struct tevent_req);
+	struct winbindd_allocate_uid_state *state = tevent_req_data(
+		req, struct winbindd_allocate_uid_state);
+	NTSTATUS status, result;
+
+	status = dcerpc_wbint_AllocateUid_recv(subreq, state, &result);
+	TALLOC_FREE(subreq);
+	if (any_nt_status_not_ok(status, result, &status)) {
+		tevent_req_nterror(req, status);
+		return;
+	}
+	tevent_req_done(req);
+}
+
+NTSTATUS winbindd_allocate_uid_recv(struct tevent_req *req,
+				    struct winbindd_response *response)
+{
+	struct winbindd_allocate_uid_state *state = tevent_req_data(
+		req, struct winbindd_allocate_uid_state);
+	NTSTATUS status;
+
+	if (tevent_req_is_nterror(req, &status)) {
+		DEBUG(5, ("Could not allocate uid: %s\n", nt_errstr(status)));
+		return status;
+	}
+	response->data.uid = state->uid;
+	return NT_STATUS_OK;
+}