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https://github.com/samba-team/samba.git
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111 lines
3.3 KiB
C
111 lines
3.3 KiB
C
/*
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Unix SMB/CIFS implementation.
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SMB2 client tree handling
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Copyright (C) Andrew Tridgell 2005
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "includes.h"
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#include "libcli/raw/libcliraw.h"
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#include "libcli/smb2/smb2.h"
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#include "libcli/smb2/smb2_calls.h"
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/*
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send a create request
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*/
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struct smb2_request *smb2_create_send(struct smb2_tree *tree, struct smb2_create *io)
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{
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struct smb2_request *req;
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NTSTATUS status;
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req = smb2_request_init_tree(tree, SMB2_OP_CREATE, 0x38, 1);
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if (req == NULL) return NULL;
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SSVAL(req->out.body, 0x02, io->in.oplock_flags);
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SIVAL(req->out.body, 0x04, io->in.unknown2);
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SIVAL(req->out.body, 0x08, io->in.unknown3[0]);
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SIVAL(req->out.body, 0x0C, io->in.unknown3[1]);
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SIVAL(req->out.body, 0x10, io->in.unknown3[2]);
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SIVAL(req->out.body, 0x14, io->in.unknown3[3]);
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SIVAL(req->out.body, 0x18, io->in.access_mask);
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SIVAL(req->out.body, 0x1C, io->in.file_attr);
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SIVAL(req->out.body, 0x20, io->in.share_access);
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SIVAL(req->out.body, 0x24, io->in.open_disposition);
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SIVAL(req->out.body, 0x28, io->in.create_options);
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status = smb2_push_o16s16_string(&req->out, 0x2C, io->in.fname);
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if (!NT_STATUS_IS_OK(status)) {
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talloc_free(req);
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return NULL;
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}
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status = smb2_push_o32s32_blob(&req->out, 0x30, io->in.blob);
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if (!NT_STATUS_IS_OK(status)) {
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talloc_free(req);
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return NULL;
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}
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smb2_transport_send(req);
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return req;
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}
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/*
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recv a create reply
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*/
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NTSTATUS smb2_create_recv(struct smb2_request *req, TALLOC_CTX *mem_ctx, struct smb2_create *io)
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{
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NTSTATUS status;
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if (!smb2_request_receive(req) ||
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smb2_request_is_error(req)) {
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return smb2_request_destroy(req);
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}
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SMB2_CHECK_PACKET_RECV(req, 0x58, True);
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io->out.oplock_flags = SVAL(req->in.body, 0x02);
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io->out.create_action = IVAL(req->in.body, 0x04);
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io->out.create_time = smbcli_pull_nttime(req->in.body, 0x08);
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io->out.access_time = smbcli_pull_nttime(req->in.body, 0x10);
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io->out.write_time = smbcli_pull_nttime(req->in.body, 0x18);
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io->out.change_time = smbcli_pull_nttime(req->in.body, 0x20);
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io->out.alloc_size = BVAL(req->in.body, 0x28);
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io->out.size = BVAL(req->in.body, 0x30);
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io->out.file_attr = IVAL(req->in.body, 0x38);
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io->out._pad = IVAL(req->in.body, 0x3C);
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smb2_pull_handle(req->in.body+0x40, &io->out.handle);
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status = smb2_pull_o32s32_blob(&req->in, mem_ctx, req->in.body+0x50, &io->out.blob);
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if (!NT_STATUS_IS_OK(status)) {
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smb2_request_destroy(req);
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return status;
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}
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return smb2_request_destroy(req);
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}
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/*
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sync create request
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*/
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NTSTATUS smb2_create(struct smb2_tree *tree, TALLOC_CTX *mem_ctx, struct smb2_create *io)
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{
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struct smb2_request *req = smb2_create_send(tree, io);
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return smb2_create_recv(req, mem_ctx, io);
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}
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