1 files changed, 101 insertions, 0 deletions
diff --git a/source3/winbindd/winbindd_lookupsid.c b/source3/winbindd/winbindd_lookupsid.c
new file mode 100644
index 0000000000..7647f1d682
--- /dev/null
+++ b/source3/winbindd/winbindd_lookupsid.c
@@ -0,0 +1,101 @@
+/*
+   Unix SMB/CIFS implementation.
+   async implementation of WINBINDD_GETPWNAM
+   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"
+
+struct winbindd_lookupsid_state {
+	struct tevent_context *ev;
+	struct dom_sid sid;
+	enum lsa_SidType type;
+	const char *domname;
+	const char *name;
+};
+
+static void winbindd_lookupsid_done(struct tevent_req *subreq);
+
+struct tevent_req *winbindd_lookupsid_send(TALLOC_CTX *mem_ctx,
+					  struct tevent_context *ev,
+					  struct winbindd_request *request)
+{
+	struct tevent_req *req, *subreq;
+	struct winbindd_lookupsid_state *state;
+
+	req = tevent_req_create(mem_ctx, &state,
+				struct winbindd_lookupsid_state);
+	if (req == NULL) {
+		return NULL;
+	}
+	state->ev = ev;
+
+	/* Ensure null termination */
+	request->data.sid[sizeof(request->data.sid)-1]='\0';
+
+	DEBUG(3, ("lookupsid %s\n", request->data.sid));
+
+	if (!string_to_sid(&state->sid, request->data.sid)) {
+		DEBUG(5, ("%s not a SID\n", request->data.sid));
+		tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
+		return tevent_req_post(req, ev);;
+	}
+
+	subreq = wb_lookupsid_send(state, ev, &state->sid);
+	if (tevent_req_nomem(subreq, req)) {
+		return tevent_req_post(req, ev);
+	}
+	tevent_req_set_callback(subreq, winbindd_lookupsid_done, req);
+	return req;
+}
+
+static void winbindd_lookupsid_done(struct tevent_req *subreq)
+{
+	struct tevent_req *req = tevent_req_callback_data(
+		subreq, struct tevent_req);
+	struct winbindd_lookupsid_state *state = tevent_req_data(
+		req, struct winbindd_lookupsid_state);
+	NTSTATUS status;
+
+	status = wb_lookupsid_recv(subreq, state, &state->type,
+				   &state->domname, &state->name);
+	TALLOC_FREE(subreq);
+	if (!NT_STATUS_IS_OK(status)) {
+		tevent_req_nterror(req, status);
+		return;
+	}
+	tevent_req_done(req);
+}
+
+NTSTATUS winbindd_lookupsid_recv(struct tevent_req *req,
+				 struct winbindd_response *response)
+{
+	struct winbindd_lookupsid_state *state = tevent_req_data(
+		req, struct winbindd_lookupsid_state);
+	NTSTATUS status;
+
+	if (tevent_req_is_nterror(req, &status)) {
+		DEBUG(5, ("Could not lookup sid %s: %s\n",
+			  sid_string_dbg(&state->sid), nt_errstr(status)));
+		return status;
+	}
+
+	fstrcpy(response->data.name.dom_name, state->domname);
+	fstrcpy(response->data.name.name, state->name);
+	response->data.name.type = state->type;
+	return NT_STATUS_OK;
+}