Imported Upstream version 4.0.0+dfsg1

[abartlet/samba-debian.git] / libcli / smb / smb2cli_close.c

diff --git a/libcli/smb/smb2cli_close.c b/libcli/smb/smb2cli_close.c
new file mode 100644 (file)
index 0000000..fbeee55
--- /dev/null
+++ b/libcli/smb/smb2cli_close.c
@@ -0,0 +1,134 @@
+/*
+   Unix SMB/CIFS implementation.
+   smb2 lib
+   Copyright (C) Volker Lendecke 2011
+
+   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 "system/network.h"
+#include "lib/util/tevent_ntstatus.h"
+#include "smb_common.h"
+#include "smbXcli_base.h"
+
+struct smb2cli_close_state {
+       uint8_t fixed[24];
+};
+
+static void smb2cli_close_done(struct tevent_req *subreq);
+
+struct tevent_req *smb2cli_close_send(TALLOC_CTX *mem_ctx,
+                                     struct tevent_context *ev,
+                                     struct smbXcli_conn *conn,
+                                     uint32_t timeout_msec,
+                                     struct smbXcli_session *session,
+                                     struct smbXcli_tcon *tcon,
+                                     uint16_t flags,
+                                     uint64_t fid_persistent,
+                                     uint64_t fid_volatile)
+{
+       struct tevent_req *req, *subreq;
+       struct smb2cli_close_state *state;
+       uint8_t *fixed;
+
+       req = tevent_req_create(mem_ctx, &state,
+                               struct smb2cli_close_state);
+       if (req == NULL) {
+               return NULL;
+       }
+       fixed = state->fixed;
+       SSVAL(fixed, 0, 24);
+       SSVAL(fixed, 2, flags);
+       SBVAL(fixed, 8, fid_persistent);
+       SBVAL(fixed, 16, fid_volatile);
+
+       subreq = smb2cli_req_send(state, ev, conn, SMB2_OP_CLOSE,
+                                 0, 0, /* flags */
+                                 timeout_msec,
+                                 tcon,
+                                 session,
+                                 state->fixed, sizeof(state->fixed),
+                                 NULL, 0);
+       if (tevent_req_nomem(subreq, req)) {
+               return tevent_req_post(req, ev);
+       }
+       tevent_req_set_callback(subreq, smb2cli_close_done, req);
+       return req;
+}
+
+static void smb2cli_close_done(struct tevent_req *subreq)
+{
+       struct tevent_req *req =
+               tevent_req_callback_data(subreq,
+               struct tevent_req);
+       NTSTATUS status;
+       static const struct smb2cli_req_expected_response expected[] = {
+       {
+               .status = NT_STATUS_OK,
+               .body_size = 0x3C
+       }
+       };
+
+       status = smb2cli_req_recv(subreq, NULL, NULL,
+                                 expected, ARRAY_SIZE(expected));
+       if (tevent_req_nterror(req, status)) {
+               return;
+       }
+       tevent_req_done(req);
+}
+
+NTSTATUS smb2cli_close_recv(struct tevent_req *req)
+{
+       return tevent_req_simple_recv_ntstatus(req);
+}
+
+NTSTATUS smb2cli_close(struct smbXcli_conn *conn,
+                      uint32_t timeout_msec,
+                      struct smbXcli_session *session,
+                      struct smbXcli_tcon *tcon,
+                      uint16_t flags,
+                      uint64_t fid_persistent,
+                      uint64_t fid_volatile)
+{
+       TALLOC_CTX *frame = talloc_stackframe();
+       struct tevent_context *ev;
+       struct tevent_req *req;
+       NTSTATUS status = NT_STATUS_NO_MEMORY;
+
+       if (smbXcli_conn_has_async_calls(conn)) {
+               /*
+                * Can't use sync call while an async call is in flight
+                */
+               status = NT_STATUS_INVALID_PARAMETER;
+               goto fail;
+       }
+       ev = tevent_context_init(frame);
+       if (ev == NULL) {
+               goto fail;
+       }
+       req = smb2cli_close_send(frame, ev, conn, timeout_msec,
+                                session, tcon, flags,
+                                fid_persistent, fid_volatile);
+       if (req == NULL) {
+               goto fail;
+       }
+       if (!tevent_req_poll_ntstatus(req, ev, &status)) {
+               goto fail;
+       }
+       status = smb2cli_close_recv(req);
+ fail:
+       TALLOC_FREE(frame);
+       return status;
+}