r11786: move all SMB protocol specific stuff to smb_server/smb/

metze
(This used to be commit 5fea278cb65076cea71bb6c921e51c4feffc37d7)

1 files changed, 1779 insertions, 0 deletions

diff --git a/source4/smb_server/smb/trans2.c b/source4/smb_server/smb/trans2.c
new file mode 100644
index 0000000000..c9a357523b
--- /dev/null
+++ b/source4/smb_server/smb/trans2.c
@@ -0,0 +1,1779 @@
+/* 
+   Unix SMB/CIFS implementation.
+   transaction2 handling
+   Copyright (C) Andrew Tridgell 2003
+
+   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 2 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, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+/*
+   This file handles the parsing of transact2 requests
+*/
+
+#include "includes.h"
+#include "dlinklist.h"
+#include "smb_server/smb_server.h"
+#include "librpc/gen_ndr/ndr_misc.h"
+
+#define CHECK_MIN_BLOB_SIZE(blob, size) do { \
+	if ((blob)->length < (size)) { \
+		return NT_STATUS_INFO_LENGTH_MISMATCH; \
+	}} while (0)
+
+/* grow the data allocation size of a trans2 reply - this guarantees
+   that requests to grow the data size later will not change the
+   pointer */
+static BOOL trans2_grow_data_allocation(struct smbsrv_request *req, 
+					struct smb_trans2 *trans,
+					uint32_t new_size)
+{
+	if (new_size <= trans->out.data.length) {
+		return True;
+	}
+	trans->out.data.data = talloc_realloc(req, trans->out.data.data, 
+					      uint8_t, new_size);
+	return (trans->out.data.data != NULL);
+}
+
+
+/* grow the data size of a trans2 reply */
+static BOOL trans2_grow_data(struct smbsrv_request *req, 
+			     struct smb_trans2 *trans,
+			     uint32_t new_size)
+{
+	if (!trans2_grow_data_allocation(req, trans, new_size)) {
+		return False;
+	}
+	trans->out.data.length = new_size;
+	return True;
+}
+
+/* grow the data, zero filling any new bytes */
+static BOOL trans2_grow_data_fill(struct smbsrv_request *req, 
+				  struct smb_trans2 *trans,
+				  uint32_t new_size)
+{
+	uint32_t old_size = trans->out.data.length;
+	if (!trans2_grow_data(req, trans, new_size)) {
+		return False;
+	}
+	if (new_size > old_size) {
+		memset(trans->out.data.data + old_size, 0, new_size - old_size);
+	}
+	return True;
+}
+
+
+/* setup a trans2 reply, given the data and params sizes */
+static void trans2_setup_reply(struct smbsrv_request *req, 
+			       struct smb_trans2 *trans,
+			       uint16_t param_size, uint16_t data_size,
+			       uint16_t setup_count)
+{
+	trans->out.setup_count = setup_count;
+	if (setup_count != 0) {
+		trans->out.setup = talloc_zero_array(req, uint16_t, setup_count);
+	}
+	trans->out.params = data_blob_talloc(req, NULL, param_size);
+	trans->out.data = data_blob_talloc(req, NULL, data_size);
+}
+
+
+/*
+  pull a string from a blob in a trans2 request
+*/
+static size_t trans2_pull_blob_string(struct smbsrv_request *req, 
+				      const DATA_BLOB *blob,
+				      uint16_t offset,
+				      const char **str,
+				      int flags)
+{
+	/* we use STR_NO_RANGE_CHECK because the params are allocated
+	   separately in a DATA_BLOB, so we need to do our own range
+	   checking */
+	if (offset >= blob->length) {
+		*str = NULL;
+		return 0;
+	}
+	
+	return req_pull_string(req, str, 
+			       blob->data + offset, 
+			       blob->length - offset,
+			       STR_NO_RANGE_CHECK | flags);
+}
+
+/*
+  push a string into the data section of a trans2 request
+  return the number of bytes consumed in the output
+*/
+static size_t trans2_push_data_string(struct smbsrv_request *req, 
+				      struct smb_trans2 *trans,
+				      uint32_t len_offset,
+				      uint32_t offset,
+				      const WIRE_STRING *str,
+				      int dest_len,
+				      int flags)
+{
+	int alignment = 0, ret = 0, pkt_len;
+
+	/* we use STR_NO_RANGE_CHECK because the params are allocated
+	   separately in a DATA_BLOB, so we need to do our own range
+	   checking */
+	if (!str->s || offset >= trans->out.data.length) {
+		if (flags & STR_LEN8BIT) {
+			SCVAL(trans->out.data.data, len_offset, 0);
+		} else {
+			SIVAL(trans->out.data.data, len_offset, 0);
+		}
+		return 0;
+	}
+
+	flags |= STR_NO_RANGE_CHECK;
+
+	if (dest_len == -1 || (dest_len > trans->out.data.length - offset)) {
+		dest_len = trans->out.data.length - offset;
+	}
+
+	if (!(flags & (STR_ASCII|STR_UNICODE))) {
+		flags |= (req->flags2 & FLAGS2_UNICODE_STRINGS) ? STR_UNICODE : STR_ASCII;
+	}
+
+	if ((offset&1) && (flags & STR_UNICODE) && !(flags & STR_NOALIGN)) {
+		alignment = 1;
+		if (dest_len > 0) {
+			SCVAL(trans->out.data.data + offset, 0, 0);
+			ret = push_string(trans->out.data.data + offset + 1, str->s, dest_len-1, flags);
+		}
+	} else {
+		ret = push_string(trans->out.data.data + offset, str->s, dest_len, flags);
+	}
+
+	/* sometimes the string needs to be terminated, but the length
+	   on the wire must not include the termination! */
+	pkt_len = ret;
+
+	if ((flags & STR_LEN_NOTERM) && (flags & STR_TERMINATE)) {
+		if ((flags & STR_UNICODE) && ret >= 2) {
+			pkt_len = ret-2;
+		}
+		if ((flags & STR_ASCII) && ret >= 1) {
+			pkt_len = ret-1;
+		}
+	}	
+
+	if (flags & STR_LEN8BIT) {
+		SCVAL(trans->out.data.data, len_offset, pkt_len);
+	} else {
+		SIVAL(trans->out.data.data, len_offset, pkt_len);
+	}
+
+	return ret + alignment;
+}
+
+/*
+  append a string to the data section of a trans2 reply
+  len_offset points to the place in the packet where the length field
+  should go
+*/
+static void trans2_append_data_string(struct smbsrv_request *req, 
+					struct smb_trans2 *trans,
+					const WIRE_STRING *str,
+					uint_t len_offset,
+					int flags)
+{
+	size_t ret;
+	uint32_t offset;
+	const int max_bytes_per_char = 3;
+
+	offset = trans->out.data.length;
+	trans2_grow_data(req, trans, offset + (2+strlen_m(str->s))*max_bytes_per_char);
+	ret = trans2_push_data_string(req, trans, len_offset, offset, str, -1, flags);
+	trans2_grow_data(req, trans, offset + ret);
+}
+
+/*
+  align the end of the data section of a trans reply on an even boundary
+*/
+static void trans2_align_data(struct smbsrv_request *req, struct smb_trans2 *trans)
+{
+	if ((trans->out.data.length & 1) == 0) {
+		return;
+	}
+	trans2_grow_data(req, trans, trans->out.data.length+1);
+	SCVAL(trans->out.data.data, trans->out.data.length-1, 0);
+}
+
+
+/*
+  trans2 qfsinfo implementation
+*/
+static NTSTATUS trans2_qfsinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
+{
+	union smb_fsinfo fsinfo;
+	NTSTATUS status;
+	uint16_t level;
+	uint_t i;
+	DATA_BLOB guid_blob;
+
+	/* make sure we got enough parameters */
+	if (trans->in.params.length != 2) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	level = SVAL(trans->in.params.data, 0);
+
+	switch (level) {
+	case SMB_QFS_ALLOCATION:
+		fsinfo.allocation.level = RAW_QFS_ALLOCATION;
+
+		status = ntvfs_fsinfo(req, &fsinfo);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+
+		trans2_setup_reply(req, trans, 0, 18, 0);
+
+		SIVAL(trans->out.data.data,  0, fsinfo.allocation.out.fs_id);
+		SIVAL(trans->out.data.data,  4, fsinfo.allocation.out.sectors_per_unit);
+		SIVAL(trans->out.data.data,  8, fsinfo.allocation.out.total_alloc_units);
+		SIVAL(trans->out.data.data, 12, fsinfo.allocation.out.avail_alloc_units);
+		SSVAL(trans->out.data.data, 16, fsinfo.allocation.out.bytes_per_sector);
+
+		return NT_STATUS_OK;
+
+	case SMB_QFS_VOLUME:
+		fsinfo.volume.level = RAW_QFS_VOLUME;
+
+		status = ntvfs_fsinfo(req, &fsinfo);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+
+		trans2_setup_reply(req, trans, 0, 5, 0);
+
+		SIVAL(trans->out.data.data,       0, fsinfo.volume.out.serial_number);
+		/* w2k3 implements this incorrectly for unicode - it
+		 * leaves the last byte off the string */
+		trans2_append_data_string(req, trans, 
+					  &fsinfo.volume.out.volume_name, 
+					  4, STR_LEN8BIT|STR_NOALIGN);
+
+		return NT_STATUS_OK;
+
+	case SMB_QFS_VOLUME_INFO:
+	case SMB_QFS_VOLUME_INFORMATION:
+		fsinfo.volume_info.level = RAW_QFS_VOLUME_INFO;
+
+		status = ntvfs_fsinfo(req, &fsinfo);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+
+		trans2_setup_reply(req, trans, 0, 18, 0);
+
+		push_nttime(trans->out.data.data, 0, fsinfo.volume_info.out.create_time);
+		SIVAL(trans->out.data.data,       8, fsinfo.volume_info.out.serial_number);
+		SSVAL(trans->out.data.data,      16, 0); /* padding */
+		trans2_append_data_string(req, trans, 
+					  &fsinfo.volume_info.out.volume_name, 
+					  12, STR_UNICODE);
+
+		return NT_STATUS_OK;
+
+	case SMB_QFS_SIZE_INFO:
+	case SMB_QFS_SIZE_INFORMATION:
+		fsinfo.size_info.level = RAW_QFS_SIZE_INFO;
+
+		status = ntvfs_fsinfo(req, &fsinfo);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+
+		trans2_setup_reply(req, trans, 0, 24, 0);
+
+		SBVAL(trans->out.data.data,  0, fsinfo.size_info.out.total_alloc_units);
+		SBVAL(trans->out.data.data,  8, fsinfo.size_info.out.avail_alloc_units);
+		SIVAL(trans->out.data.data, 16, fsinfo.size_info.out.sectors_per_unit);
+		SIVAL(trans->out.data.data, 20, fsinfo.size_info.out.bytes_per_sector);
+
+		return NT_STATUS_OK;
+
+	case SMB_QFS_DEVICE_INFO:
+	case SMB_QFS_DEVICE_INFORMATION:
+		fsinfo.device_info.level = RAW_QFS_DEVICE_INFO;
+
+		status = ntvfs_fsinfo(req, &fsinfo);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+		trans2_setup_reply(req, trans, 0, 8, 0);
+		SIVAL(trans->out.data.data,      0, fsinfo.device_info.out.device_type);
+		SIVAL(trans->out.data.data,      4, fsinfo.device_info.out.characteristics);
+		return NT_STATUS_OK;
+
+
+	case SMB_QFS_ATTRIBUTE_INFO:
+	case SMB_QFS_ATTRIBUTE_INFORMATION:
+		fsinfo.attribute_info.level = RAW_QFS_ATTRIBUTE_INFO;
+
+		status = ntvfs_fsinfo(req, &fsinfo);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+
+		trans2_setup_reply(req, trans, 0, 12, 0);
+
+		SIVAL(trans->out.data.data, 0, fsinfo.attribute_info.out.fs_attr);
+		SIVAL(trans->out.data.data, 4, fsinfo.attribute_info.out.max_file_component_length);
+		/* this must not be null terminated or win98 gets
+		   confused!  also note that w2k3 returns this as
+		   unicode even when ascii is negotiated */
+		trans2_append_data_string(req, trans, 
+					  &fsinfo.attribute_info.out.fs_type,
+					  8, STR_UNICODE);
+		return NT_STATUS_OK;
+
+
+	case SMB_QFS_QUOTA_INFORMATION:
+		fsinfo.quota_information.level = RAW_QFS_QUOTA_INFORMATION;
+
+		status = ntvfs_fsinfo(req, &fsinfo);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+
+		trans2_setup_reply(req, trans, 0, 48, 0);
+
+		SBVAL(trans->out.data.data,   0, fsinfo.quota_information.out.unknown[0]);
+		SBVAL(trans->out.data.data,   8, fsinfo.quota_information.out.unknown[1]);
+		SBVAL(trans->out.data.data,  16, fsinfo.quota_information.out.unknown[2]);
+		SBVAL(trans->out.data.data,  24, fsinfo.quota_information.out.quota_soft);
+		SBVAL(trans->out.data.data,  32, fsinfo.quota_information.out.quota_hard);
+		SBVAL(trans->out.data.data,  40, fsinfo.quota_information.out.quota_flags);
+
+		return NT_STATUS_OK;
+
+
+	case SMB_QFS_FULL_SIZE_INFORMATION:
+		fsinfo.full_size_information.level = RAW_QFS_FULL_SIZE_INFORMATION;
+
+		status = ntvfs_fsinfo(req, &fsinfo);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+
+		trans2_setup_reply(req, trans, 0, 32, 0);
+
+		SBVAL(trans->out.data.data,  0, fsinfo.full_size_information.out.total_alloc_units);
+		SBVAL(trans->out.data.data,  8, fsinfo.full_size_information.out.call_avail_alloc_units);
+		SBVAL(trans->out.data.data, 16, fsinfo.full_size_information.out.actual_avail_alloc_units);
+		SIVAL(trans->out.data.data, 24, fsinfo.full_size_information.out.sectors_per_unit);
+		SIVAL(trans->out.data.data, 28, fsinfo.full_size_information.out.bytes_per_sector);
+
+		return NT_STATUS_OK;
+
+	case SMB_QFS_OBJECTID_INFORMATION:
+		fsinfo.objectid_information.level = RAW_QFS_OBJECTID_INFORMATION;
+
+		status = ntvfs_fsinfo(req, &fsinfo);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+
+		trans2_setup_reply(req, trans, 0, 64, 0);
+
+		status = ndr_push_struct_blob(&guid_blob, req, 
+					      &fsinfo.objectid_information.out.guid,
+					      (ndr_push_flags_fn_t)ndr_push_GUID);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+
+		memcpy(trans->out.data.data, guid_blob.data, guid_blob.length);
+
+		for (i=0;i<6;i++) {
+			SBVAL(trans->out.data.data, 16 + 8*i, fsinfo.objectid_information.out.unknown[i]);
+		}
+		return NT_STATUS_OK;
+	}
+
+	return NT_STATUS_INVALID_LEVEL;
+}
+
+
+/*
+  trans2 open implementation
+*/
+static NTSTATUS trans2_open(struct smbsrv_request *req, struct smb_trans2 *trans)
+{
+	union smb_open *io;
+	NTSTATUS status;
+
+	/* make sure we got enough parameters */
+	if (trans->in.params.length < 29) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	io = talloc(req, union smb_open);
+	if (io == NULL) {
+		return NT_STATUS_NO_MEMORY;
+	}
+
+	io->t2open.level           = RAW_OPEN_T2OPEN;
+	io->t2open.in.flags        = SVAL(trans->in.params.data, VWV(0));
+	io->t2open.in.open_mode    = SVAL(trans->in.params.data, VWV(1));
+	io->t2open.in.search_attrs = SVAL(trans->in.params.data, VWV(2));
+	io->t2open.in.file_attrs   = SVAL(trans->in.params.data, VWV(3));
+	io->t2open.in.write_time   = srv_pull_dos_date(req->smb_conn, 
+						    trans->in.params.data + VWV(4));;
+	io->t2open.in.open_func    = SVAL(trans->in.params.data, VWV(6));
+	io->t2open.in.size         = IVAL(trans->in.params.data, VWV(7));
+	io->t2open.in.timeout      = IVAL(trans->in.params.data, VWV(9));
+	io->t2open.in.num_eas      = 0;
+	io->t2open.in.eas          = NULL;
+
+	trans2_pull_blob_string(req, &trans->in.params, 28, &io->t2open.in.fname, 0);
+
+	status = ea_pull_list(&trans->in.data, io, &io->t2open.in.num_eas, &io->t2open.in.eas);
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	status = ntvfs_openfile(req, io);
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	trans2_setup_reply(req, trans, 30, 0, 0);
+
+	SSVAL(trans->out.params.data, VWV(0), io->t2open.out.fnum);
+	SSVAL(trans->out.params.data, VWV(1), io->t2open.out.attrib);
+	srv_push_dos_date3(req->smb_conn, trans->out.params.data, 
+			   VWV(2), io->t2open.out.write_time);
+	SIVAL(trans->out.params.data, VWV(4), io->t2open.out.size);
+	SSVAL(trans->out.params.data, VWV(6), io->t2open.out.access);
+	SSVAL(trans->out.params.data, VWV(7), io->t2open.out.ftype);
+	SSVAL(trans->out.params.data, VWV(8), io->t2open.out.devstate);
+	SSVAL(trans->out.params.data, VWV(9), io->t2open.out.action);
+	SIVAL(trans->out.params.data, VWV(10), 0); /* reserved */
+	SSVAL(trans->out.params.data, VWV(12), 0); /* EaErrorOffset */
+	SIVAL(trans->out.params.data, VWV(13), 0); /* EaLength */
+
+	return status;
+}
+
+
+/*
+  trans2 mkdir implementation
+*/
+static NTSTATUS trans2_mkdir(struct smbsrv_request *req, struct smb_trans2 *trans)
+{
+	union smb_mkdir *io;
+	NTSTATUS status;
+
+	/* make sure we got enough parameters */
+	if (trans->in.params.length < 5) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	io = talloc(req, union smb_mkdir);
+	if (io == NULL) {
+		return NT_STATUS_NO_MEMORY;
+	}
+
+	io->t2mkdir.level = RAW_MKDIR_T2MKDIR;
+	trans2_pull_blob_string(req, &trans->in.params, 4, &io->t2mkdir.in.path, 0);
+
+	status = ea_pull_list(&trans->in.data, io, 
+			      &io->t2mkdir.in.num_eas, 
+			      &io->t2mkdir.in.eas);
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	status = ntvfs_mkdir(req, io);
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	trans2_setup_reply(req, trans, 2, 0, 0);
+
+	SSVAL(trans->out.params.data, VWV(0), 0);
+
+	return status;
+}
+
+/*
+  fill in the reply from a qpathinfo or qfileinfo call
+*/
+static NTSTATUS trans2_fileinfo_fill(struct smbsrv_request *req, struct smb_trans2 *trans,
+				     union smb_fileinfo *st)
+{
+	uint_t i;
+	uint32_t list_size;
+	
+	switch (st->generic.level) {
+	case RAW_FILEINFO_GENERIC:
+	case RAW_FILEINFO_GETATTR:
+	case RAW_FILEINFO_GETATTRE:
+	case RAW_FILEINFO_SEC_DESC:
+		/* handled elsewhere */
+		return NT_STATUS_INVALID_LEVEL;
+
+	case RAW_FILEINFO_BASIC_INFO:
+	case RAW_FILEINFO_BASIC_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 40, 0);
+
+		SSVAL(trans->out.params.data, 0, 0);
+		push_nttime(trans->out.data.data,  0, st->basic_info.out.create_time);
+		push_nttime(trans->out.data.data,  8, st->basic_info.out.access_time);
+		push_nttime(trans->out.data.data, 16, st->basic_info.out.write_time);
+		push_nttime(trans->out.data.data, 24, st->basic_info.out.change_time);
+		SIVAL(trans->out.data.data,       32, st->basic_info.out.attrib);
+		SIVAL(trans->out.data.data,       36, 0); /* padding */
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_STANDARD:
+		trans2_setup_reply(req, trans, 2, 22, 0);
+
+		SSVAL(trans->out.params.data, 0, 0);
+		srv_push_dos_date2(req->smb_conn, trans->out.data.data, 0, st->standard.out.create_time);
+		srv_push_dos_date2(req->smb_conn, trans->out.data.data, 4, st->standard.out.access_time);
+		srv_push_dos_date2(req->smb_conn, trans->out.data.data, 8, st->standard.out.write_time);
+		SIVAL(trans->out.data.data,        12, st->standard.out.size);
+		SIVAL(trans->out.data.data,        16, st->standard.out.alloc_size);
+		SSVAL(trans->out.data.data,        20, st->standard.out.attrib);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_EA_SIZE:
+		trans2_setup_reply(req, trans, 2, 26, 0);
+
+		SSVAL(trans->out.params.data, 0, 0);
+		srv_push_dos_date2(req->smb_conn, trans->out.data.data, 0, st->ea_size.out.create_time);
+		srv_push_dos_date2(req->smb_conn, trans->out.data.data, 4, st->ea_size.out.access_time);
+		srv_push_dos_date2(req->smb_conn, trans->out.data.data, 8, st->ea_size.out.write_time);
+		SIVAL(trans->out.data.data,        12, st->ea_size.out.size);
+		SIVAL(trans->out.data.data,        16, st->ea_size.out.alloc_size);
+		SSVAL(trans->out.data.data,        20, st->ea_size.out.attrib);
+		SIVAL(trans->out.data.data,        22, st->ea_size.out.ea_size);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 56, 0);
+
+		SSVAL(trans->out.params.data, 0, 0);
+		push_nttime(trans->out.data.data,  0, st->network_open_information.out.create_time);
+		push_nttime(trans->out.data.data,  8, st->network_open_information.out.access_time);
+		push_nttime(trans->out.data.data, 16, st->network_open_information.out.write_time);
+		push_nttime(trans->out.data.data, 24, st->network_open_information.out.change_time);
+		SBVAL(trans->out.data.data,       32, st->network_open_information.out.alloc_size);
+		SBVAL(trans->out.data.data,       40, st->network_open_information.out.size);
+		SIVAL(trans->out.data.data,       48, st->network_open_information.out.attrib);
+		SIVAL(trans->out.data.data,       52, 0); /* padding */
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_STANDARD_INFO:
+	case RAW_FILEINFO_STANDARD_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 24, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		SBVAL(trans->out.data.data,  0, st->standard_info.out.alloc_size);
+		SBVAL(trans->out.data.data,  8, st->standard_info.out.size);
+		SIVAL(trans->out.data.data, 16, st->standard_info.out.nlink);
+		SCVAL(trans->out.data.data, 20, st->standard_info.out.delete_pending);
+		SCVAL(trans->out.data.data, 21, st->standard_info.out.directory);
+		SSVAL(trans->out.data.data, 22, 0); /* padding */
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 8, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		SIVAL(trans->out.data.data,  0, st->attribute_tag_information.out.attrib);
+		SIVAL(trans->out.data.data,  4, st->attribute_tag_information.out.reparse_tag);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_EA_INFO:
+	case RAW_FILEINFO_EA_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 4, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		SIVAL(trans->out.data.data,  0, st->ea_info.out.ea_size);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_MODE_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 4, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		SIVAL(trans->out.data.data,  0, st->mode_information.out.mode);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_ALIGNMENT_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 4, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		SIVAL(trans->out.data.data,  0, 
+		      st->alignment_information.out.alignment_requirement);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_EA_LIST:
+		list_size = ea_list_size(st->ea_list.out.num_eas,
+					 st->ea_list.out.eas);
+		trans2_setup_reply(req, trans, 2, list_size, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		ea_put_list(trans->out.data.data, 
+			    st->ea_list.out.num_eas, st->ea_list.out.eas);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_ALL_EAS:
+		list_size = ea_list_size(st->all_eas.out.num_eas,
+						  st->all_eas.out.eas);
+		trans2_setup_reply(req, trans, 2, list_size, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		ea_put_list(trans->out.data.data, 
+			    st->all_eas.out.num_eas, st->all_eas.out.eas);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_ACCESS_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 4, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		SIVAL(trans->out.data.data,  0, st->access_information.out.access_flags);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_POSITION_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 8, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		SBVAL(trans->out.data.data,  0, st->position_information.out.position);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_COMPRESSION_INFO:
+	case RAW_FILEINFO_COMPRESSION_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 16, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		SBVAL(trans->out.data.data,  0, st->compression_info.out.compressed_size);
+		SSVAL(trans->out.data.data,  8, st->compression_info.out.format);
+		SCVAL(trans->out.data.data, 10, st->compression_info.out.unit_shift);
+		SCVAL(trans->out.data.data, 11, st->compression_info.out.chunk_shift);
+		SCVAL(trans->out.data.data, 12, st->compression_info.out.cluster_shift);
+		SSVAL(trans->out.data.data, 13, 0); /* 3 bytes padding */
+		SCVAL(trans->out.data.data, 15, 0);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_IS_NAME_VALID:
+		trans2_setup_reply(req, trans, 2, 0, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_INTERNAL_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 8, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		SBVAL(trans->out.data.data,  0, st->internal_information.out.file_id);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_ALL_INFO:
+	case RAW_FILEINFO_ALL_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 72, 0);
+
+		SSVAL(trans->out.params.data, 0, 0);
+		push_nttime(trans->out.data.data,  0, st->all_info.out.create_time);
+		push_nttime(trans->out.data.data,  8, st->all_info.out.access_time);
+		push_nttime(trans->out.data.data, 16, st->all_info.out.write_time);
+		push_nttime(trans->out.data.data, 24, st->all_info.out.change_time);
+		SIVAL(trans->out.data.data,       32, st->all_info.out.attrib);
+		SIVAL(trans->out.data.data,       36, 0);
+		SBVAL(trans->out.data.data,       40, st->all_info.out.alloc_size);
+		SBVAL(trans->out.data.data,       48, st->all_info.out.size);
+		SIVAL(trans->out.data.data,       56, st->all_info.out.nlink);
+		SCVAL(trans->out.data.data,       60, st->all_info.out.delete_pending);
+		SCVAL(trans->out.data.data,       61, st->all_info.out.directory);
+		SSVAL(trans->out.data.data,       62, 0); /* padding */
+		SIVAL(trans->out.data.data,       64, st->all_info.out.ea_size);
+		trans2_append_data_string(req, trans, &st->all_info.out.fname, 
+					  68, STR_UNICODE);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_NAME_INFO:
+	case RAW_FILEINFO_NAME_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 4, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		trans2_append_data_string(req, trans, &st->name_info.out.fname, 0, STR_UNICODE);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_ALT_NAME_INFO:
+	case RAW_FILEINFO_ALT_NAME_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 4, 0);
+		SSVAL(trans->out.params.data, 0, 0);
+		trans2_append_data_string(req, trans, &st->alt_name_info.out.fname, 0, STR_UNICODE);
+		return NT_STATUS_OK;
+
+	case RAW_FILEINFO_STREAM_INFO:
+	case RAW_FILEINFO_STREAM_INFORMATION:
+		trans2_setup_reply(req, trans, 2, 0, 0);
+
+		SSVAL(trans->out.params.data, 0, 0);
+
+		for (i=0;i<st->stream_info.out.num_streams;i++) {
+			uint32_t data_size = trans->out.data.length;
+			uint8_t *data;
+
+			trans2_grow_data(req, trans, data_size + 24);
+			data = trans->out.data.data + data_size;
+			SBVAL(data,  8, st->stream_info.out.streams[i].size);
+			SBVAL(data, 16, st->stream_info.out.streams[i].alloc_size);
+			trans2_append_data_string(req, trans, 
+						  &st->stream_info.out.streams[i].stream_name, 
+						  data_size + 4, STR_UNICODE);
+			if (i == st->stream_info.out.num_streams - 1) {
+				SIVAL(trans->out.data.data, data_size, 0);
+			} else {
+				trans2_grow_data_fill(req, trans, (trans->out.data.length+7)&~7);
+				SIVAL(trans->out.data.data, data_size, 
+				      trans->out.data.length - data_size);
+			}
+		}
+		return NT_STATUS_OK;
+		
+	case RAW_FILEINFO_UNIX_BASIC:
+	case RAW_FILEINFO_UNIX_LINK:
+		return NT_STATUS_INVALID_LEVEL;
+	}
+
+	return NT_STATUS_INVALID_LEVEL;
+}
+
+/*
+  trans2 qpathinfo implementation
+*/
+static NTSTATUS trans2_qpathinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
+{
+	union smb_fileinfo st;
+	NTSTATUS status;
+	uint16_t level;
+
+	/* make sure we got enough parameters */
+	if (trans->in.params.length < 2) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	level = SVAL(trans->in.params.data, 0);
+
+	trans2_pull_blob_string(req, &trans->in.params, 6, &st.generic.in.fname, 0);
+	if (st.generic.in.fname == NULL) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	/* work out the backend level - we make it 1-1 in the header */
+	st.generic.level = (enum smb_fileinfo_level)level;
+	if (st.generic.level >= RAW_FILEINFO_GENERIC) {
+		return NT_STATUS_INVALID_LEVEL;
+	}
+
+	if (st.generic.level == RAW_FILEINFO_EA_LIST) {
+		status = ea_pull_name_list(&trans->in.data, req, 
+					   &st.ea_list.in.num_names,
+					   &st.ea_list.in.ea_names);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+	}
+
+	/* call the backend */
+	status = ntvfs_qpathinfo(req, &st);
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	/* fill in the reply parameters */
+	status = trans2_fileinfo_fill(req, trans, &st);
+
+	return status;
+}
+
+
+/*
+  trans2 qpathinfo implementation
+*/
+static NTSTATUS trans2_qfileinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
+{
+	union smb_fileinfo st;
+	NTSTATUS status;
+	uint16_t level;
+
+	/* make sure we got enough parameters */
+	if (trans->in.params.length < 4) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	st.generic.in.fnum  = SVAL(trans->in.params.data, 0);
+	level = SVAL(trans->in.params.data, 2);
+
+	/* work out the backend level - we make it 1-1 in the header */
+	st.generic.level = (enum smb_fileinfo_level)level;
+	if (st.generic.level >= RAW_FILEINFO_GENERIC) {
+		return NT_STATUS_INVALID_LEVEL;
+	}
+
+	if (st.generic.level == RAW_FILEINFO_EA_LIST) {
+		status = ea_pull_name_list(&trans->in.data, req, 
+					   &st.ea_list.in.num_names,
+					   &st.ea_list.in.ea_names);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+	}
+
+	/* call the backend */
+	status = ntvfs_qfileinfo(req, &st);
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	/* fill in the reply parameters */
+	status = trans2_fileinfo_fill(req, trans, &st);
+
+	return status;
+}
+
+
+/*
+  parse a trans2 setfileinfo/setpathinfo data blob
+*/
+static NTSTATUS trans2_parse_sfileinfo(struct smbsrv_request *req,
+				       union smb_setfileinfo *st,
+				       const DATA_BLOB *blob)
+{
+	uint32_t len;
+
+	switch (st->generic.level) {
+	case RAW_SFILEINFO_GENERIC:
+	case RAW_SFILEINFO_SETATTR:
+	case RAW_SFILEINFO_SETATTRE:
+	case RAW_SFILEINFO_SEC_DESC:
+		/* handled elsewhere */
+		return NT_STATUS_INVALID_LEVEL;
+
+	case RAW_SFILEINFO_STANDARD:
+		CHECK_MIN_BLOB_SIZE(blob, 12);
+		st->standard.in.create_time = srv_pull_dos_date2(req->smb_conn, blob->data + 0);
+		st->standard.in.access_time = srv_pull_dos_date2(req->smb_conn, blob->data + 4);
+		st->standard.in.write_time  = srv_pull_dos_date2(req->smb_conn, blob->data + 8);
+		return NT_STATUS_OK;
+
+	case RAW_SFILEINFO_EA_SET:
+		return ea_pull_list(blob, req, 
+				    &st->ea_set.in.num_eas, 
+				    &st->ea_set.in.eas);
+
+	case SMB_SFILEINFO_BASIC_INFO:
+	case SMB_SFILEINFO_BASIC_INFORMATION:
+		CHECK_MIN_BLOB_SIZE(blob, 36);
+		st->basic_info.in.create_time = pull_nttime(blob->data,  0);
+		st->basic_info.in.access_time = pull_nttime(blob->data,  8);
+		st->basic_info.in.write_time =  pull_nttime(blob->data, 16);
+		st->basic_info.in.change_time = pull_nttime(blob->data, 24);
+		st->basic_info.in.attrib =      IVAL(blob->data,        32);
+		return NT_STATUS_OK;
+
+	case SMB_SFILEINFO_DISPOSITION_INFO:
+	case SMB_SFILEINFO_DISPOSITION_INFORMATION:
+		CHECK_MIN_BLOB_SIZE(blob, 1);
+		st->disposition_info.in.delete_on_close = CVAL(blob->data, 0);
+		return NT_STATUS_OK;
+
+	case SMB_SFILEINFO_ALLOCATION_INFO:
+	case SMB_SFILEINFO_ALLOCATION_INFORMATION:
+		CHECK_MIN_BLOB_SIZE(blob, 8);
+		st->allocation_info.in.alloc_size = BVAL(blob->data, 0);
+		return NT_STATUS_OK;				
+
+	case RAW_SFILEINFO_END_OF_FILE_INFO:
+	case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
+		CHECK_MIN_BLOB_SIZE(blob, 8);
+		st->end_of_file_info.in.size = BVAL(blob->data, 0);
+		return NT_STATUS_OK;
+
+	case RAW_SFILEINFO_RENAME_INFORMATION: {
+		DATA_BLOB blob2;
+
+		CHECK_MIN_BLOB_SIZE(blob, 12);
+		st->rename_information.in.overwrite = CVAL(blob->data, 0);
+		st->rename_information.in.root_fid  = IVAL(blob->data, 4);
+		len                                 = IVAL(blob->data, 8);
+		blob2.data = blob->data+12;
+		blob2.length = MIN(blob->length, len);
+		trans2_pull_blob_string(req, &blob2, 0, 
+					&st->rename_information.in.new_name, STR_UNICODE);
+		return NT_STATUS_OK;
+	}
+
+	case RAW_SFILEINFO_POSITION_INFORMATION:
+		CHECK_MIN_BLOB_SIZE(blob, 8);
+		st->position_information.in.position = BVAL(blob->data, 0);
+		return NT_STATUS_OK;
+
+	case RAW_SFILEINFO_MODE_INFORMATION:
+		CHECK_MIN_BLOB_SIZE(blob, 4);
+		st->mode_information.in.mode = IVAL(blob->data, 0);
+		return NT_STATUS_OK;
+
+	case RAW_SFILEINFO_UNIX_BASIC:
+	case RAW_SFILEINFO_UNIX_LINK:
+	case RAW_SFILEINFO_UNIX_HLINK:
+	case RAW_SFILEINFO_1023:
+	case RAW_SFILEINFO_1025:
+	case RAW_SFILEINFO_1029:
+	case RAW_SFILEINFO_1032:
+	case RAW_SFILEINFO_1039:
+	case RAW_SFILEINFO_1040:
+		return NT_STATUS_INVALID_LEVEL;
+	}
+
+	return NT_STATUS_INVALID_LEVEL;
+}
+
+/*
+  trans2 setfileinfo implementation
+*/
+static NTSTATUS trans2_setfileinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
+{
+	union smb_setfileinfo st;
+	NTSTATUS status;
+	uint16_t level, fnum;
+	DATA_BLOB *blob;
+
+	/* make sure we got enough parameters */
+	if (trans->in.params.length < 4) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	fnum  = SVAL(trans->in.params.data, 0);
+	level = SVAL(trans->in.params.data, 2);
+
+	blob = &trans->in.data;
+
+	st.generic.file.fnum = fnum;
+	st.generic.level = (enum smb_setfileinfo_level)level;
+
+	status = trans2_parse_sfileinfo(req, &st, blob);
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	status = ntvfs_setfileinfo(req, &st);
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	trans2_setup_reply(req, trans, 2, 0, 0);
+	SSVAL(trans->out.params.data, 0, 0);
+	return NT_STATUS_OK;
+}
+
+/*
+  trans2 setpathinfo implementation
+*/
+static NTSTATUS trans2_setpathinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
+{
+	union smb_setfileinfo st;
+	NTSTATUS status;
+	uint16_t level;
+	DATA_BLOB *blob;
+
+	/* make sure we got enough parameters */
+	if (trans->in.params.length < 4) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	level = SVAL(trans->in.params.data, 0);
+	blob = &trans->in.data;
+	st.generic.level = (enum smb_setfileinfo_level)level;
+
+	trans2_pull_blob_string(req, &trans->in.params, 6, &st.generic.file.fname, 0);
+	if (st.generic.file.fname == NULL) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	status = trans2_parse_sfileinfo(req, &st, blob);
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	status = ntvfs_setpathinfo(req, &st);
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	trans2_setup_reply(req, trans, 2, 0, 0);
+	SSVAL(trans->out.params.data, 0, 0);
+	return NT_STATUS_OK;
+}
+
+
+/* a structure to encapsulate the state information about an in-progress ffirst/fnext operation */
+struct find_state {
+	struct smbsrv_request *req;
+	struct smb_trans2 *trans;
+	enum smb_search_level level;
+	uint16_t last_entry_offset;
+	uint16_t flags;
+};
+
+/*
+  fill a single entry in a trans2 find reply 
+*/
+static BOOL find_fill_info(struct smbsrv_request *req,
+			   struct smb_trans2 *trans, 
+			   struct find_state *state,
+			   union smb_search_data *file)
+{
+	uint8_t *data;
+	uint_t ofs = trans->out.data.length;
+	uint32_t ea_size;
+
+	switch (state->level) {
+	case RAW_SEARCH_SEARCH:
+	case RAW_SEARCH_FFIRST:
+	case RAW_SEARCH_FUNIQUE:
+	case RAW_SEARCH_GENERIC:
+		/* handled elsewhere */
+		break;
+
+	case RAW_SEARCH_STANDARD:
+		if (state->flags & FLAG_TRANS2_FIND_REQUIRE_RESUME) {
+			trans2_grow_data(req, trans, ofs + 27);
+			SIVAL(trans->out.data.data, ofs, file->standard.resume_key);
+			ofs += 4;
+		} else {
+			trans2_grow_data(req, trans, ofs + 23);
+		}
+		data = trans->out.data.data + ofs;
+		srv_push_dos_date2(req->smb_conn, data, 0, file->standard.create_time);
+		srv_push_dos_date2(req->smb_conn, data, 4, file->standard.access_time);
+		srv_push_dos_date2(req->smb_conn, data, 8, file->standard.write_time);
+		SIVAL(data, 12, file->standard.size);
+		SIVAL(data, 16, file->standard.alloc_size);
+		SSVAL(data, 20, file->standard.attrib);
+		trans2_append_data_string(req, trans, &file->standard.name, 
+					  ofs + 22, STR_LEN8BIT | STR_TERMINATE | STR_LEN_NOTERM);
+		break;
+
+	case RAW_SEARCH_EA_SIZE:
+		if (state->flags & FLAG_TRANS2_FIND_REQUIRE_RESUME) {
+			trans2_grow_data(req, trans, ofs + 31);
+			SIVAL(trans->out.data.data, ofs, file->ea_size.resume_key);
+			ofs += 4;
+		} else {
+			trans2_grow_data(req, trans, ofs + 27);
+		}
+		data = trans->out.data.data + ofs;
+		srv_push_dos_date2(req->smb_conn, data, 0, file->ea_size.create_time);
+		srv_push_dos_date2(req->smb_conn, data, 4, file->ea_size.access_time);
+		srv_push_dos_date2(req->smb_conn, data, 8, file->ea_size.write_time);
+		SIVAL(data, 12, file->ea_size.size);
+		SIVAL(data, 16, file->ea_size.alloc_size);
+		SSVAL(data, 20, file->ea_size.attrib);
+		SIVAL(data, 22, file->ea_size.ea_size);
+		trans2_append_data_string(req, trans, &file->ea_size.name, 
+					  ofs + 26, STR_LEN8BIT | STR_NOALIGN);
+		trans2_grow_data(req, trans, trans->out.data.length + 1);
+		trans->out.data.data[trans->out.data.length-1] = 0;
+		break;
+
+	case RAW_SEARCH_EA_LIST:
+		ea_size = ea_list_size(file->ea_list.eas.num_eas, file->ea_list.eas.eas);
+		if (state->flags & FLAG_TRANS2_FIND_REQUIRE_RESUME) {
+			if (!trans2_grow_data(req, trans, ofs + 27 + ea_size)) {
+				return False;
+			}
+			SIVAL(trans->out.data.data, ofs, file->ea_list.resume_key);
+			ofs += 4;
+		} else {
+			if (!trans2_grow_data(req, trans, ofs + 23 + ea_size)) {
+				return False;
+			}
+		}
+		data = trans->out.data.data + ofs;
+		srv_push_dos_date2(req->smb_conn, data, 0, file->ea_list.create_time);
+		srv_push_dos_date2(req->smb_conn, data, 4, file->ea_list.access_time);
+		srv_push_dos_date2(req->smb_conn, data, 8, file->ea_list.write_time);
+		SIVAL(data, 12, file->ea_list.size);
+		SIVAL(data, 16, file->ea_list.alloc_size);
+		SSVAL(data, 20, file->ea_list.attrib);
+		ea_put_list(data+22, file->ea_list.eas.num_eas, file->ea_list.eas.eas);
+		trans2_append_data_string(req, trans, &file->ea_list.name, 
+					  ofs + 22 + ea_size, STR_LEN8BIT | STR_NOALIGN);
+		trans2_grow_data(req, trans, trans->out.data.length + 1);
+		trans->out.data.data[trans->out.data.length-1] = 0;
+		break;
+
+	case RAW_SEARCH_DIRECTORY_INFO:
+		trans2_grow_data(req, trans, ofs + 64);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          4, file->directory_info.file_index);
+		push_nttime(data,    8, file->directory_info.create_time);
+		push_nttime(data,   16, file->directory_info.access_time);
+		push_nttime(data,   24, file->directory_info.write_time);
+		push_nttime(data,   32, file->directory_info.change_time);
+		SBVAL(data,         40, file->directory_info.size);
+		SBVAL(data,         48, file->directory_info.alloc_size);
+		SIVAL(data,         56, file->directory_info.attrib);
+		trans2_append_data_string(req, trans, &file->directory_info.name, 
+					  ofs + 60, STR_TERMINATE_ASCII);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          0, trans->out.data.length - ofs);
+		break;
+
+	case RAW_SEARCH_FULL_DIRECTORY_INFO:
+		trans2_grow_data(req, trans, ofs + 68);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          4, file->full_directory_info.file_index);
+		push_nttime(data,    8, file->full_directory_info.create_time);
+		push_nttime(data,   16, file->full_directory_info.access_time);
+		push_nttime(data,   24, file->full_directory_info.write_time);
+		push_nttime(data,   32, file->full_directory_info.change_time);
+		SBVAL(data,         40, file->full_directory_info.size);
+		SBVAL(data,         48, file->full_directory_info.alloc_size);
+		SIVAL(data,         56, file->full_directory_info.attrib);
+		SIVAL(data,         64, file->full_directory_info.ea_size);
+		trans2_append_data_string(req, trans, &file->full_directory_info.name, 
+					  ofs + 60, STR_TERMINATE_ASCII);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          0, trans->out.data.length - ofs);
+		break;
+
+	case RAW_SEARCH_NAME_INFO:
+		trans2_grow_data(req, trans, ofs + 12);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          4, file->name_info.file_index);
+		trans2_append_data_string(req, trans, &file->name_info.name, 
+					  ofs + 8, STR_TERMINATE_ASCII);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          0, trans->out.data.length - ofs);
+		break;
+
+	case RAW_SEARCH_BOTH_DIRECTORY_INFO:
+		trans2_grow_data(req, trans, ofs + 94);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          4, file->both_directory_info.file_index);
+		push_nttime(data,    8, file->both_directory_info.create_time);
+		push_nttime(data,   16, file->both_directory_info.access_time);
+		push_nttime(data,   24, file->both_directory_info.write_time);
+		push_nttime(data,   32, file->both_directory_info.change_time);
+		SBVAL(data,         40, file->both_directory_info.size);
+		SBVAL(data,         48, file->both_directory_info.alloc_size);
+		SIVAL(data,         56, file->both_directory_info.attrib);
+		SIVAL(data,         64, file->both_directory_info.ea_size);
+		SCVAL(data,         69, 0); /* reserved */
+		memset(data+70,0,24);
+		trans2_push_data_string(req, trans, 
+					68 + ofs, 70 + ofs, 
+					&file->both_directory_info.short_name, 
+					24, STR_UNICODE | STR_LEN8BIT);
+		trans2_append_data_string(req, trans, &file->both_directory_info.name, 
+					  ofs + 60, STR_TERMINATE_ASCII);
+		trans2_align_data(req, trans);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          0, trans->out.data.length - ofs);
+		break;
+
+	case RAW_SEARCH_ID_FULL_DIRECTORY_INFO:
+		trans2_grow_data(req, trans, ofs + 80);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          4, file->id_full_directory_info.file_index);
+		push_nttime(data,    8, file->id_full_directory_info.create_time);
+		push_nttime(data,   16, file->id_full_directory_info.access_time);
+		push_nttime(data,   24, file->id_full_directory_info.write_time);
+		push_nttime(data,   32, file->id_full_directory_info.change_time);
+		SBVAL(data,         40, file->id_full_directory_info.size);
+		SBVAL(data,         48, file->id_full_directory_info.alloc_size);
+		SIVAL(data,         56, file->id_full_directory_info.attrib);
+		SIVAL(data,         64, file->id_full_directory_info.ea_size);
+		SIVAL(data,         68, 0); /* padding */
+		SBVAL(data,         72, file->id_full_directory_info.file_id);
+		trans2_append_data_string(req, trans, &file->id_full_directory_info.name, 
+					  ofs + 60, STR_TERMINATE_ASCII);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          0, trans->out.data.length - ofs);
+		break;
+
+	case RAW_SEARCH_ID_BOTH_DIRECTORY_INFO:
+		trans2_grow_data(req, trans, ofs + 104);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          4, file->id_both_directory_info.file_index);
+		push_nttime(data,    8, file->id_both_directory_info.create_time);
+		push_nttime(data,   16, file->id_both_directory_info.access_time);
+		push_nttime(data,   24, file->id_both_directory_info.write_time);
+		push_nttime(data,   32, file->id_both_directory_info.change_time);
+		SBVAL(data,         40, file->id_both_directory_info.size);
+		SBVAL(data,         48, file->id_both_directory_info.alloc_size);
+		SIVAL(data,         56, file->id_both_directory_info.attrib);
+		SIVAL(data,         64, file->id_both_directory_info.ea_size);
+		SCVAL(data,         69, 0); /* reserved */
+		memset(data+70,0,26);
+		trans2_push_data_string(req, trans, 
+					68 + ofs, 70 + ofs, 
+					&file->id_both_directory_info.short_name, 
+					24, STR_UNICODE | STR_LEN8BIT);
+		SBVAL(data,         96, file->id_both_directory_info.file_id);
+		trans2_append_data_string(req, trans, &file->id_both_directory_info.name, 
+					  ofs + 60, STR_TERMINATE_ASCII);
+		data = trans->out.data.data + ofs;
+		SIVAL(data,          0, trans->out.data.length - ofs);
+		break;
+	}
+
+	return True;
+}
+
+/* callback function for trans2 findfirst/findnext */
+static BOOL find_callback(void *private, union smb_search_data *file)
+{
+	struct find_state *state = (struct find_state *)private;
+	struct smb_trans2 *trans = state->trans;
+	uint_t old_length;
+
+	old_length = trans->out.data.length;
+
+	if (!find_fill_info(state->req, trans, state, file) ||
+	    trans->out.data.length > trans->in.max_data) {
+		/* restore the old length and tell the backend to stop */
+		trans2_grow_data(state->req, trans, old_length);
+		return False;
+	}
+
+	state->last_entry_offset = old_length;	
+	return True;
+}
+
+
+/*
+  trans2 findfirst implementation
+*/
+static NTSTATUS trans2_findfirst(struct smbsrv_request *req, struct smb_trans2 *trans)
+{
+	union smb_search_first search;
+	NTSTATUS status;
+	uint16_t level;
+	uint8_t *param;
+	struct find_state state;
+
+	/* make sure we got all the parameters */
+	if (trans->in.params.length < 14) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	search.t2ffirst.in.search_attrib = SVAL(trans->in.params.data, 0);
+	search.t2ffirst.in.max_count     = SVAL(trans->in.params.data, 2);
+	search.t2ffirst.in.flags         = SVAL(trans->in.params.data, 4);
+	level                            = SVAL(trans->in.params.data, 6);
+	search.t2ffirst.in.storage_type  = IVAL(trans->in.params.data, 8);
+
+	trans2_pull_blob_string(req, &trans->in.params, 12, &search.t2ffirst.in.pattern, 0);
+	if (search.t2ffirst.in.pattern == NULL) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	search.t2ffirst.level = (enum smb_search_level)level;
+	if (search.t2ffirst.level >= RAW_SEARCH_GENERIC) {
+		return NT_STATUS_INVALID_LEVEL;
+	}
+
+	if (search.t2ffirst.level == RAW_SEARCH_EA_LIST) {
+		status = ea_pull_name_list(&trans->in.data, req,
+					   &search.t2ffirst.in.num_names, 
+					   &search.t2ffirst.in.ea_names);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+	}
+
+	/* setup the private state structure that the backend will
+	   give us in the callback */
+	state.req = req;
+	state.trans = trans;
+	state.level = search.t2ffirst.level;
+	state.last_entry_offset = 0;
+	state.flags = search.t2ffirst.in.flags;
+
+	/* setup for just a header in the reply */
+	trans2_setup_reply(req, trans, 10, 0, 0);
+
+	/* call the backend */
+	status = ntvfs_search_first(req, &search, &state, find_callback);
+	if (!NT_STATUS_IS_OK(status)) {
+		trans2_setup_reply(req, trans, 0, 0, 0);
+		return status;
+	}
+
+	/* fill in the findfirst reply header */
+	param = trans->out.params.data;
+	SSVAL(param, VWV(0), search.t2ffirst.out.handle);
+	SSVAL(param, VWV(1), search.t2ffirst.out.count);
+	SSVAL(param, VWV(2), search.t2ffirst.out.end_of_search);
+	SSVAL(param, VWV(3), 0);
+	SSVAL(param, VWV(4), state.last_entry_offset);
+
+	return NT_STATUS_OK;
+}
+
+
+/*
+  trans2 findnext implementation
+*/
+static NTSTATUS trans2_findnext(struct smbsrv_request *req, struct smb_trans2 *trans)
+{
+	union smb_search_next search;
+	NTSTATUS status;
+	uint16_t level;
+	uint8_t *param;
+	struct find_state state;
+
+	/* make sure we got all the parameters */
+	if (trans->in.params.length < 12) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	search.t2fnext.in.handle        = SVAL(trans->in.params.data, 0);
+	search.t2fnext.in.max_count     = SVAL(trans->in.params.data, 2);
+	level                           = SVAL(trans->in.params.data, 4);
+	search.t2fnext.in.resume_key    = IVAL(trans->in.params.data, 6);
+	search.t2fnext.in.flags         = SVAL(trans->in.params.data, 10);
+
+	trans2_pull_blob_string(req, &trans->in.params, 12, &search.t2fnext.in.last_name, 0);
+	if (search.t2fnext.in.last_name == NULL) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	search.t2fnext.level = (enum smb_search_level)level;
+	if (search.t2fnext.level >= RAW_SEARCH_GENERIC) {
+		return NT_STATUS_INVALID_LEVEL;
+	}
+
+	if (search.t2fnext.level == RAW_SEARCH_EA_LIST) {
+		status = ea_pull_name_list(&trans->in.data, req,
+					   &search.t2fnext.in.num_names, 
+					   &search.t2fnext.in.ea_names);
+		if (!NT_STATUS_IS_OK(status)) {
+			return status;
+		}
+	}
+
+	/* setup the private state structure that the backend will give us in the callback */
+	state.req = req;
+	state.trans = trans;
+	state.level = search.t2fnext.level;
+	state.last_entry_offset = 0;
+	state.flags = search.t2fnext.in.flags;
+
+	/* setup for just a header in the reply */
+	trans2_setup_reply(req, trans, 8, 0, 0);
+
+	/* call the backend */
+	status = ntvfs_search_next(req, &search, &state, find_callback);
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	/* fill in the findfirst reply header */
+	param = trans->out.params.data;
+	SSVAL(param, VWV(0), search.t2fnext.out.count);
+	SSVAL(param, VWV(1), search.t2fnext.out.end_of_search);
+	SSVAL(param, VWV(2), 0);
+	SSVAL(param, VWV(3), state.last_entry_offset);
+	
+	return NT_STATUS_OK;
+}
+
+
+/*
+  backend for trans2 requests
+*/
+static NTSTATUS trans2_backend(struct smbsrv_request *req, struct smb_trans2 *trans)
+{
+	NTSTATUS status;
+
+	/* direct trans2 pass thru */
+	status = ntvfs_trans2(req, trans);
+	if (!NT_STATUS_EQUAL(NT_STATUS_NOT_IMPLEMENTED, status)) {
+		return status;
+	}
+
+	/* must have at least one setup word */
+	if (trans->in.setup_count < 1) {
+		return NT_STATUS_FOOBAR;
+	}
+
+	/* the trans2 command is in setup[0] */
+	switch (trans->in.setup[0]) {
+	case TRANSACT2_FINDFIRST:
+		return trans2_findfirst(req, trans);
+	case TRANSACT2_FINDNEXT:
+		return trans2_findnext(req, trans);
+	case TRANSACT2_QPATHINFO:
+		return trans2_qpathinfo(req, trans);
+	case TRANSACT2_QFILEINFO:
+		return trans2_qfileinfo(req, trans);
+	case TRANSACT2_SETFILEINFO:
+		return trans2_setfileinfo(req, trans);
+	case TRANSACT2_SETPATHINFO:
+		return trans2_setpathinfo(req, trans);
+	case TRANSACT2_QFSINFO:
+		return trans2_qfsinfo(req, trans);
+	case TRANSACT2_OPEN:
+		return trans2_open(req, trans);
+	case TRANSACT2_MKDIR:
+		return trans2_mkdir(req, trans);
+	}
+
+	/* an unknown trans2 command */
+	return NT_STATUS_FOOBAR;
+}
+
+
+/*
+  send a continue request
+*/
+static void reply_trans_continue(struct smbsrv_request *req, uint8_t command, 
+				 struct smb_trans2 *trans)
+{
+	struct smbsrv_trans_partial *tp;
+	int count;
+
+	/* make sure they don't flood us */
+	for (count=0,tp=req->smb_conn->trans_partial;tp;tp=tp->next) count++;
+	if (count > 100) {
+		req_reply_error(req, NT_STATUS_INSUFFICIENT_RESOURCES);
+		return;
+	}
+
+	tp = talloc(req, struct smbsrv_trans_partial);
+
+	tp->req = talloc_reference(tp, req);
+	tp->trans = trans;
+	tp->command = command;
+
+	DLIST_ADD(req->smb_conn->trans_partial, tp);
+
+	/* send a 'please continue' reply */
+	req_setup_reply(req, 0, 0);
+	req_send_reply(req);
+}
+
+
+/*
+  answer a reconstructed trans request
+*/
+static void reply_trans_complete(struct smbsrv_request *req, uint8_t command, 
+				 struct smb_trans2 *trans)
+{
+	uint16_t params_left, data_left;
+	uint8_t *params, *data;
+	NTSTATUS status;
+	int i;
+
+	/* its a full request, give it to the backend */
+	if (command == SMBtrans) {
+		status = ntvfs_trans(req, trans);
+	} else {
+		status = trans2_backend(req, trans);
+	}
+
+	if (NT_STATUS_IS_ERR(status)) {
+		req_reply_error(req, status);
+		return;
+	}
+
+	params_left = trans->out.params.length;
+	data_left   = trans->out.data.length;
+	params      = trans->out.params.data;
+	data        = trans->out.data.data;
+
+	req_setup_reply(req, 10 + trans->out.setup_count, 0);
+
+	if (!NT_STATUS_IS_OK(status)) {
+		req_setup_error(req, status);
+	}
+
+	/* we need to divide up the reply into chunks that fit into
+	   the negotiated buffer size */
+	do {
+		uint16_t this_data, this_param, max_bytes;
+		uint_t align1 = 1, align2 = (params_left ? 2 : 0);
+		struct smbsrv_request *this_req;
+
+		max_bytes = req_max_data(req) - (align1 + align2);
+
+		this_param = params_left;
+		if (this_param > max_bytes) {
+			this_param = max_bytes;
+		}
+		max_bytes -= this_param;
+
+		this_data = data_left;
+		if (this_data > max_bytes) {
+			this_data = max_bytes;
+		}
+
+		/* don't destroy unless this is the last chunk */
+		if (params_left - this_param != 0 || 
+		    data_left - this_data != 0) {
+			this_req = req_setup_secondary(req);
+		} else {
+			this_req = req;
+		}
+
+		req_grow_data(this_req, this_param + this_data + (align1 + align2));
+
+		SSVAL(this_req->out.vwv, VWV(0), trans->out.params.length);
+		SSVAL(this_req->out.vwv, VWV(1), trans->out.data.length);
+		SSVAL(this_req->out.vwv, VWV(2), 0);
+
+		SSVAL(this_req->out.vwv, VWV(3), this_param);
+		SSVAL(this_req->out.vwv, VWV(4), align1 + PTR_DIFF(this_req->out.data, this_req->out.hdr));
+		SSVAL(this_req->out.vwv, VWV(5), PTR_DIFF(params, trans->out.params.data));
+
+		SSVAL(this_req->out.vwv, VWV(6), this_data);
+		SSVAL(this_req->out.vwv, VWV(7), align1 + align2 + 
+		      PTR_DIFF(this_req->out.data + this_param, this_req->out.hdr));
+		SSVAL(this_req->out.vwv, VWV(8), PTR_DIFF(data, trans->out.data.data));
+
+		SSVAL(this_req->out.vwv, VWV(9), trans->out.setup_count);
+		for (i=0;i<trans->out.setup_count;i++) {
+			SSVAL(this_req->out.vwv, VWV(10+i), trans->out.setup[i]);
+		}
+
+		memset(this_req->out.data, 0, align1);
+		if (this_param != 0) {
+			memcpy(this_req->out.data + align1, params, this_param);
+		}
+		memset(this_req->out.data+this_param+align1, 0, align2);
+		if (this_data != 0) {
+			memcpy(this_req->out.data+this_param+align1+align2, data, this_data);
+		}
+
+		params_left -= this_param;
+		data_left -= this_data;
+		params += this_param;
+		data += this_data;
+
+		req_send_reply(this_req);
+	} while (params_left != 0 || data_left != 0);
+}
+
+
+/*
+  Reply to an SMBtrans or SMBtrans2 request
+*/
+void reply_trans_generic(struct smbsrv_request *req, uint8_t command)
+{
+	struct smb_trans2 *trans;
+	int i;
+	uint16_t param_ofs, data_ofs;
+	uint16_t param_count, data_count;
+	uint16_t param_total, data_total;
+
+	trans = talloc(req, struct smb_trans2);
+	if (trans == NULL) {
+		req_reply_error(req, NT_STATUS_NO_MEMORY);
+		return;
+	}
+
+	/* parse request */
+	if (req->in.wct < 14) {
+		req_reply_error(req, NT_STATUS_INVALID_PARAMETER);
+		return;
+	}
+
+	param_total           = SVAL(req->in.vwv, VWV(0));
+	data_total            = SVAL(req->in.vwv, VWV(1));
+	trans->in.max_param   = SVAL(req->in.vwv, VWV(2));
+	trans->in.max_data    = SVAL(req->in.vwv, VWV(3));
+	trans->in.max_setup   = CVAL(req->in.vwv, VWV(4));
+	trans->in.flags       = SVAL(req->in.vwv, VWV(5));
+	trans->in.timeout     = IVAL(req->in.vwv, VWV(6));
+	param_count           = SVAL(req->in.vwv, VWV(9));
+	param_ofs             = SVAL(req->in.vwv, VWV(10));
+	data_count            = SVAL(req->in.vwv, VWV(11));
+	data_ofs              = SVAL(req->in.vwv, VWV(12));
+	trans->in.setup_count = CVAL(req->in.vwv, VWV(13));
+
+	if (req->in.wct != 14 + trans->in.setup_count) {
+		req_reply_dos_error(req, ERRSRV, ERRerror);
+		return;
+	}
+
+	/* parse out the setup words */
+	trans->in.setup = talloc_array(req, uint16_t, trans->in.setup_count);
+	if (trans->in.setup_count && !trans->in.setup) {
+		req_reply_error(req, NT_STATUS_NO_MEMORY);
+		return;
+	}
+	for (i=0;i<trans->in.setup_count;i++) {
+		trans->in.setup[i] = SVAL(req->in.vwv, VWV(14+i));
+	}
+
+	if (command == SMBtrans) {
+		req_pull_string(req, &trans->in.trans_name, req->in.data, -1, STR_TERMINATE);
+	}
+
+	if (!req_pull_blob(req, req->in.hdr + param_ofs, param_count, &trans->in.params) ||
+	    !req_pull_blob(req, req->in.hdr + data_ofs, data_count, &trans->in.data)) {
+		req_reply_error(req, NT_STATUS_FOOBAR);
+		return;
+	}
+
+	/* is it a partial request? if so, then send a 'send more' message */
+	if (param_total > param_count || data_total > data_count) {
+		reply_trans_continue(req, command, trans);
+		return;
+	}
+
+	reply_trans_complete(req, command, trans);
+}
+
+
+/*
+  Reply to an SMBtranss2 request
+*/
+static void reply_transs_generic(struct smbsrv_request *req, uint8_t command)
+{
+	struct smbsrv_trans_partial *tp;
+	struct smb_trans2 *trans = NULL;
+	uint16_t param_ofs, data_ofs;
+	uint16_t param_count, data_count;
+	uint16_t param_disp, data_disp;
+	uint16_t param_total, data_total;
+	DATA_BLOB params, data;
+
+	for (tp=req->smb_conn->trans_partial;tp;tp=tp->next) {
+		if (tp->command == command &&
+		    SVAL(tp->req->in.hdr, HDR_MID) == SVAL(req->in.hdr, HDR_MID)) {
+			break;
+		}
+	}
+
+	if (tp == NULL) {
+		req_reply_error(req, NT_STATUS_INVALID_PARAMETER);
+		return;
+	}
+
+	trans = tp->trans;
+
+	/* parse request */
+	if (req->in.wct < 8) {
+		req_reply_error(req, NT_STATUS_INVALID_PARAMETER);
+		return;
+	}
+
+	param_total           = SVAL(req->in.vwv, VWV(0));
+	data_total            = SVAL(req->in.vwv, VWV(1));
+	param_count           = SVAL(req->in.vwv, VWV(2));
+	param_ofs             = SVAL(req->in.vwv, VWV(3));
+	param_disp            = SVAL(req->in.vwv, VWV(4));
+	data_count            = SVAL(req->in.vwv, VWV(5));
+	data_ofs              = SVAL(req->in.vwv, VWV(6));
+	data_disp             = SVAL(req->in.vwv, VWV(7));
+
+	if (!req_pull_blob(req, req->in.hdr + param_ofs, param_count, &params) ||
+	    !req_pull_blob(req, req->in.hdr + data_ofs, data_count, &data)) {
+		req_reply_error(req, NT_STATUS_INVALID_PARAMETER);
+		return;
+	}
+
+	/* only allow contiguous requests */
+	if ((param_count != 0 &&
+	     param_disp != trans->in.params.length) ||
+	    (data_count != 0 && 
+	     data_disp != trans->in.data.length)) {
+		req_reply_error(req, NT_STATUS_INVALID_PARAMETER);
+		return;		
+	}
+
+	/* add to the existing request */
+	if (param_count != 0) {
+		trans->in.params.data = talloc_realloc(trans, 
+							 trans->in.params.data, 
+							 uint8_t, 
+							 param_disp + param_count);
+		if (trans->in.params.data == NULL) {
+			goto failed;
+		}
+		trans->in.params.length = param_disp + param_count;
+	}
+
+	if (data_count != 0) {
+		trans->in.data.data = talloc_realloc(trans, 
+						       trans->in.data.data, 
+						       uint8_t, 
+						       data_disp + data_count);
+		if (trans->in.data.data == NULL) {
+			goto failed;
+		}
+		trans->in.data.length = data_disp + data_count;
+	}
+
+	memcpy(trans->in.params.data + param_disp, params.data, params.length);
+	memcpy(trans->in.data.data + data_disp, data.data, data.length);
+
+	/* the sequence number of the reply is taken from the last secondary
+	   response */
+	tp->req->seq_num = req->seq_num;
+
+	/* we don't reply to Transs2 requests */
+	talloc_free(req);
+
+	if (trans->in.params.length == param_total &&
+	    trans->in.data.length == data_total) {
+		/* its now complete */
+		reply_trans_complete(tp->req, command, trans);
+		DLIST_REMOVE(tp->req->smb_conn->trans_partial, tp);
+		talloc_free(tp);
+	}
+	return;
+
+failed:	
+	req_reply_error(tp->req, NT_STATUS_NO_MEMORY);
+	DLIST_REMOVE(req->smb_conn->trans_partial, tp);
+	talloc_free(req);
+	talloc_free(tp);
+}
+
+
+/*
+  Reply to an SMBtrans2
+*/
+void reply_trans2(struct smbsrv_request *req)
+{
+	reply_trans_generic(req, SMBtrans2);
+}
+
+/*
+  Reply to an SMBtrans
+*/
+void reply_trans(struct smbsrv_request *req)
+{
+	reply_trans_generic(req, SMBtrans);
+}
+
+/*
+  Reply to an SMBtranss request
+*/
+void reply_transs(struct smbsrv_request *req)
+{
+	reply_transs_generic(req, SMBtrans);
+}
+
+/*
+  Reply to an SMBtranss2 request
+*/
+void reply_transs2(struct smbsrv_request *req)
+{
+	reply_transs_generic(req, SMBtrans2);
+}
+