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/*
Unix SMB/CIFS implementation.
Core SMB2 server
Copyright (C) Stefan Metzmacher 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 "smbd/globals.h"
#include "../libcli/smb/smb_common.h"
static uint16_t allocate_next_mid(void)
{
struct smbd_server_connection *sconn = smbd_server_conn;
sconn->smb2.next_compat_mid++;
/* Avoid mid == 0 and mid == 0xffff. */
if (sconn->smb2.next_compat_mid == 0xFFFF) {
sconn->smb2.next_compat_mid += 2;
}
return sconn->smb2.next_compat_mid;
}
struct smb_request *smbd_smb2_fake_smb_request(struct smbd_smb2_request *req)
{
struct smb_request *smbreq;
const uint8_t *inhdr;
int i = req->current_idx;
inhdr = (const uint8_t *)req->in.vector[i+0].iov_base;
smbreq = talloc_zero(req, struct smb_request);
if (smbreq == NULL) {
return NULL;
}
smbreq->vuid = req->session->compat_vuser->vuid;
smbreq->tid = req->tcon->compat_conn->cnum;
smbreq->conn = req->tcon->compat_conn;
smbreq->smbpid = (uint16_t)IVAL(inhdr, SMB2_HDR_PID);
smbreq->flags2 = FLAGS2_UNICODE_STRINGS |
FLAGS2_32_BIT_ERROR_CODES |
FLAGS2_LONG_PATH_COMPONENTS |
FLAGS2_IS_LONG_NAME;
if (IVAL(inhdr, SMB2_HDR_FLAGS) & SMB2_HDR_FLAG_DFS) {
smbreq->flags2 |= FLAGS2_DFS_PATHNAMES;
}
req->compat_mid = smbreq->mid = allocate_next_mid();
smbreq->chain_fsp = req->compat_chain_fsp;
smbreq->smb2req = req;
return smbreq;
}
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