--- /dev/null
+/*
+ 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 "client.h"
+#include "async_smb.h"
+#include "../libcli/smb/smbXcli_base.h"
+#include "smb2cli.h"
+#include "libsmb/proto.h"
+#include "lib/util/tevent_ntstatus.h"
+
+struct smb2cli_ioctl_state {
+ uint8_t fixed[0x38];
+ uint8_t dyn_pad[1];
+};
+
+static void smb2cli_ioctl_done(struct tevent_req *subreq);
+
+struct tevent_req *smb2cli_ioctl_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct cli_state *cli,
+ uint32_t in_ctl_code,
+ uint64_t in_fid_persistent,
+ uint64_t in_fid_volatile,
+ uint32_t in_max_input_length,
+ const DATA_BLOB *in_input_buffer,
+ uint32_t in_max_output_length,
+ const DATA_BLOB *in_output_buffer,
+ uint32_t flags)
+{
+ struct tevent_req *req, *subreq;
+ struct smb2cli_ioctl_state *state;
+ uint8_t *fixed;
+ const uint8_t *dyn;
+ size_t dyn_len;
+ uint32_t input_buffer_offset = 0;
+ uint32_t input_buffer_length = 0;
+ uint32_t output_buffer_offset = 0;
+ uint32_t output_buffer_length = 0;
+
+ req = tevent_req_create(mem_ctx, &state,
+ struct smb2cli_ioctl_state);
+ if (req == NULL) {
+ return NULL;
+ }
+
+ if (in_input_buffer) {
+ input_buffer_offset = SMB2_HDR_BODY+0x38;
+ input_buffer_length = in_input_buffer->length;
+ }
+i
+ if (in_output_buffer) {
+ output_buffer_offset = SMB2_HDR_BODY+0x38;
+ output_buffer_offset += input_buffer_length;
+ output_buffer_offset = NDR_ROUND(output_buffer_offset, 8);
+ output_buffer_length = out_input_buffer->length;
+ }
+
+ fixed = state->fixed;
+
+ SSVAL(fixed, 0x00, 0x39);
+ SSVAL(fixed, 0x02, 0); /* reserved */
+ SIVAL(fixed, 0x04, in_ctl_code);
+ SBVAL(fixed, 0x08, fid_persistent);
+ SBVAL(fixed, 0x10, fid_volatile);
+ SIVAL(fixed, 0x1C, input_buffer_offset);
+ SIVAL(fixed, 0x20, input_buffer_length);
+ SIVAL(fixed, 0x24, in_max_input_length);
+ SIVAL(fixed, 0x28, output_buffer_offset);
+ SIVAL(fixed, 0x2C, output_buffer_length);
+ SIVAL(fixed, 0x30, out_max_input_length);
+ SIVAL(fixed, 0x34, flags);
+ SIVAL(fixed, 0x34, 0); /* reserved */
+
+ if ( > 0) {
+ dyn = data;
+ dyn_len = length;
+ } else {
+ dyn = state->dyn_pad;;
+ dyn_len = sizeof(state->dyn_pad);
+ }
+
+ subreq = smb2cli_req_send(state, ev, cli->conn, SMB2_OP_WRITE,
+ 0, 0, /* flags */
+ cli->timeout,
+ cli->smb2.pid,
+ cli->smb2.tid,
+ cli->smb2.session,
+ state->fixed, sizeof(state->fixed),
+ dyn, dyn_len);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, smb2cli_ioctl_done, req);
+ return req;
+}
+
+static void smb2cli_ioctl_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req =
+ tevent_req_callback_data(subreq,
+ struct tevent_req);
+ NTSTATUS status;
+ struct iovec *iov;
+ static const struct smb2cli_req_expected_response expected[] = {
+ {
+ .status = NT_STATUS_OK,
+ .body_size = 0x11
+ }
+ };
+
+ status = smb2cli_req_recv(subreq, talloc_tos(), &iov,
+ expected, ARRAY_SIZE(expected));
+ if (tevent_req_nterror(req, status)) {
+ return;
+ }
+ tevent_req_done(req);
+}
+
+NTSTATUS smb2cli_ioctl_recv(struct tevent_req *req)
+{
+ return tevent_req_simple_recv_ntstatus(req);
+}
+
+NTSTATUS smb2cli_ioctl(struct cli_state *cli,
+ uint32_t length,
+ uint64_t offset,
+ uint64_t fid_persistent,
+ uint64_t fid_volatile,
+ uint32_t remaining_bytes,
+ uint32_t flags,
+ const uint8_t *data)
+{
+ TALLOC_CTX *frame = talloc_stackframe();
+ struct event_context *ev;
+ struct tevent_req *req;
+ NTSTATUS status = NT_STATUS_NO_MEMORY;
+
+ if (cli_has_async_calls(cli)) {
+ /*
+ * Can't use sync call while an async call is in flight
+ */
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+ ev = event_context_init(frame);
+ if (ev == NULL) {
+ goto fail;
+ }
+ req = smb2cli_ioctl_send(frame, ev, cli, length, offset,
+ fid_persistent, fid_volatile,
+ remaining_bytes, flags, data);
+ if (req == NULL) {
+ goto fail;
+ }
+ if (!tevent_req_poll_ntstatus(req, ev, &status)) {
+ goto fail;
+ }
+ status = smb2cli_ioctl_recv(req);
+ fail:
+ TALLOC_FREE(frame);
+ return status;
+}