1 files changed, 118 insertions, 0 deletions
diff --git a/source3/smbd/smb2_glue.c b/source3/smbd/smb2_glue.c
new file mode 100644
index 0000000..563aaf8
--- /dev/null
+++ b/source3/smbd/smb2_glue.c
@@ -0,0 +1,118 @@
+/*
+   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/smbd.h"
+#include "smbd/globals.h"
+#include "../libcli/smb/smb_common.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_SMB2
+
+struct smb_request *smbd_smb2_fake_smb_request(struct smbd_smb2_request *req,
+					       struct files_struct *fsp)
+{
+	struct smb_request *smbreq;
+	const uint8_t *inhdr = SMBD_SMB2_IN_HDR_PTR(req);
+
+	if (req->smb1req) {
+		smbreq = req->smb1req;
+	} else {
+		smbreq = talloc_zero(req, struct smb_request);
+		if (smbreq == NULL) {
+			return NULL;
+		}
+	}
+
+	smbreq->request_time = req->request_time;
+	if (req->session != NULL) {
+		smbreq->vuid = req->session->global->session_wire_id;
+	}
+	if (req->tcon != NULL) {
+		smbreq->tid = req->tcon->compat->cnum;
+		smbreq->conn = req->tcon->compat;
+	}
+	smbreq->sconn = req->sconn;
+	smbreq->xconn = req->xconn;
+	smbreq->session = req->session;
+	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;
+
+	/* Only set FLAGS2_DFS_PATHNAMES if it's really a DFS share */
+	if (smbreq->conn != NULL &&
+	    lp_host_msdfs() &&
+	    lp_msdfs_root(SNUM(smbreq->conn))) {
+		if (IVAL(inhdr, SMB2_HDR_FLAGS) & SMB2_HDR_FLAG_DFS) {
+			smbreq->flags2 |= FLAGS2_DFS_PATHNAMES;
+		}
+	}
+	smbreq->mid = BVAL(inhdr, SMB2_HDR_MESSAGE_ID);
+	smbreq->chain_fsp = req->compat_chain_fsp;
+	if (fsp != NULL) {
+		smbreq->posix_pathnames =
+			(fsp->fsp_name->flags & SMB_FILENAME_POSIX_PATH);
+	}
+	smbreq->smb2req = req;
+	req->smb1req = smbreq;
+
+	return smbreq;
+}
+
+/*********************************************************
+ Are there unread bytes for recvfile ?
+*********************************************************/
+
+size_t smbd_smb2_unread_bytes(struct smbd_smb2_request *req)
+{
+	if (req->smb1req) {
+		return req->smb1req->unread_bytes;
+	}
+	return 0;
+}
+
+/*********************************************************
+ Called from file_free() to remove any chained fsp pointers.
+*********************************************************/
+
+void remove_smb2_chained_fsp(files_struct *fsp)
+{
+	struct smbd_server_connection *sconn = fsp->conn->sconn;
+	struct smbXsrv_connection *xconn = NULL;
+
+	if (sconn->client != NULL) {
+		xconn = sconn->client->connections;
+	}
+
+	for (; xconn != NULL; xconn = xconn->next) {
+		struct smbd_smb2_request *smb2req;
+
+		for (smb2req = xconn->smb2.requests; smb2req; smb2req = smb2req->next) {
+			if (smb2req->compat_chain_fsp == fsp) {
+				smb2req->compat_chain_fsp = NULL;
+			}
+			if (smb2req->smb1req && smb2req->smb1req->chain_fsp == fsp) {
+				smb2req->smb1req->chain_fsp = NULL;
+			}
+		}
+	}
+}