1 files changed, 114 insertions, 0 deletions
diff --git a/source3/winbindd/wb_lookupsid.c b/source3/winbindd/wb_lookupsid.c
new file mode 100644
index 0000000..31820f9
--- /dev/null
+++ b/source3/winbindd/wb_lookupsid.c
@@ -0,0 +1,114 @@
+/*
+   Unix SMB/CIFS implementation.
+   async lookupsid
+   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"
+#include "../libcli/security/security.h"
+
+struct wb_lookupsid_state {
+	struct tevent_context *ev;
+	struct winbindd_domain *lookup_domain;
+	struct dom_sid sid;
+	enum lsa_SidType type;
+	const char *domname;
+	const char *name;
+};
+
+static void wb_lookupsid_done(struct tevent_req *subreq);
+
+struct tevent_req *wb_lookupsid_send(TALLOC_CTX *mem_ctx,
+				     struct tevent_context *ev,
+				     const struct dom_sid *sid)
+{
+	struct tevent_req *req, *subreq;
+	struct wb_lookupsid_state *state;
+	struct dom_sid_buf buf;
+
+	req = tevent_req_create(mem_ctx, &state, struct wb_lookupsid_state);
+	if (req == NULL) {
+		return NULL;
+	}
+
+	D_INFO("WB command lookupsid start.\n");
+	sid_copy(&state->sid, sid);
+	state->ev = ev;
+
+	state->lookup_domain = find_lookup_domain_from_sid(sid);
+	if (state->lookup_domain == NULL) {
+		D_WARNING("Could not find domain for sid %s\n",
+			  dom_sid_str_buf(sid, &buf));
+		tevent_req_nterror(req, NT_STATUS_NONE_MAPPED);
+		return tevent_req_post(req, ev);
+	}
+
+	D_DEBUG("Looking up SID %s in domain %s.\n",
+		dom_sid_str_buf(&state->sid, &buf),
+		state->lookup_domain->name);
+	subreq = dcerpc_wbint_LookupSid_send(
+		state, ev, dom_child_handle(state->lookup_domain),
+		&state->sid, &state->type, &state->domname, &state->name);
+	if (tevent_req_nomem(subreq, req)) {
+		return tevent_req_post(req, ev);
+	}
+	tevent_req_set_callback(subreq, wb_lookupsid_done, req);
+	return req;
+}
+
+static void wb_lookupsid_done(struct tevent_req *subreq)
+{
+	struct tevent_req *req = tevent_req_callback_data(
+		subreq, struct tevent_req);
+	struct wb_lookupsid_state *state = tevent_req_data(
+		req, struct wb_lookupsid_state);
+	NTSTATUS status, result;
+
+	status = dcerpc_wbint_LookupSid_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 wb_lookupsid_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
+			   enum lsa_SidType *type, const char **domain,
+			   const char **name)
+{
+	struct wb_lookupsid_state *state = tevent_req_data(
+		req, struct wb_lookupsid_state);
+	NTSTATUS status;
+	struct dom_sid_buf buf;
+
+	D_INFO("WB command lookupsid end.\n");
+	if (tevent_req_is_nterror(req, &status)) {
+		D_WARNING("Failed with %s.\n", nt_errstr(status));
+		return status;
+	}
+	*type = state->type;
+	*domain = talloc_move(mem_ctx, &state->domname);
+	*name = talloc_move(mem_ctx, &state->name);
+	D_INFO("SID %s has name '%s' with type '%d' in domain '%s'.\n",
+	       dom_sid_str_buf(&state->sid, &buf),
+	       *name,
+	       *type,
+	       *domain);
+	return NT_STATUS_OK;
+}