2 Unix SMB/CIFS implementation.
6 Copyright (C) Andrew Tridgell 2005
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #include "libcli/smb2/smb2.h"
24 #include "libcli/smb2/smb2_calls.h"
29 struct smb2_request *smb2_read_send(struct smb2_tree *tree, struct smb2_read *io)
31 struct smb2_request *req;
33 req = smb2_request_init_tree(tree, SMB2_OP_READ, 0x30, True, 0);
34 if (req == NULL) return NULL;
36 SSVAL(req->out.body, 0x02, 0); /* pad */
37 SIVAL(req->out.body, 0x04, io->in.length);
38 SBVAL(req->out.body, 0x08, io->in.offset);
39 smb2_push_handle(req->out.body+0x10, &io->in.file.handle);
40 SBVAL(req->out.body, 0x20, io->in.unknown1);
41 SBVAL(req->out.body, 0x28, io->in.unknown2);
43 smb2_transport_send(req);
52 NTSTATUS smb2_read_recv(struct smb2_request *req,
53 TALLOC_CTX *mem_ctx, struct smb2_read *io)
57 if (!smb2_request_receive(req) ||
58 !smb2_request_is_ok(req)) {
59 return smb2_request_destroy(req);
62 SMB2_CHECK_PACKET_RECV(req, 0x10, True);
64 status = smb2_pull_o16s32_blob(&req->in, mem_ctx, req->in.body+0x02, &io->out.data);
65 if (!NT_STATUS_IS_OK(status)) {
66 smb2_request_destroy(req);
70 io->out.unknown1 = BVAL(req->in.body, 0x08);
72 return smb2_request_destroy(req);
78 NTSTATUS smb2_read(struct smb2_tree *tree, TALLOC_CTX *mem_ctx, struct smb2_read *io)
80 struct smb2_request *req = smb2_read_send(tree, io);
81 return smb2_read_recv(req, mem_ctx, io);