summaryrefslogtreecommitdiff
path: root/source4/libcli/raw/rawfsinfo.c
diff options
context:
space:
mode:
Diffstat (limited to 'source4/libcli/raw/rawfsinfo.c')
-rw-r--r--source4/libcli/raw/rawfsinfo.c282
1 files changed, 282 insertions, 0 deletions
diff --git a/source4/libcli/raw/rawfsinfo.c b/source4/libcli/raw/rawfsinfo.c
new file mode 100644
index 0000000000..362063bfc5
--- /dev/null
+++ b/source4/libcli/raw/rawfsinfo.c
@@ -0,0 +1,282 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ RAW_QFS_* operations
+
+ 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.
+*/
+
+#include "includes.h"
+
+/****************************************************************************
+ Query FS Info - SMBdskattr call (async send)
+****************************************************************************/
+static struct cli_request *smb_raw_dskattr_send(struct cli_tree *tree,
+ union smb_fsinfo *fsinfo)
+{
+ struct cli_request *req;
+
+ req = cli_request_setup(tree, SMBdskattr, 0, 0);
+
+ if (!cli_request_send(req)) {
+ cli_request_destroy(req);
+ return NULL;
+ }
+
+ return req;
+}
+
+/****************************************************************************
+ Query FS Info - SMBdskattr call (async recv)
+****************************************************************************/
+static NTSTATUS smb_raw_dskattr_recv(struct cli_request *req,
+ union smb_fsinfo *fsinfo)
+{
+ if (!cli_request_receive(req) ||
+ cli_request_is_error(req)) {
+ goto failed;
+ }
+
+ CLI_CHECK_WCT(req, 5);
+ fsinfo->dskattr.out.units_total = SVAL(req->in.vwv, VWV(0));
+ fsinfo->dskattr.out.blocks_per_unit = SVAL(req->in.vwv, VWV(1));
+ fsinfo->dskattr.out.block_size = SVAL(req->in.vwv, VWV(2));
+ fsinfo->dskattr.out.units_free = SVAL(req->in.vwv, VWV(3));
+
+failed:
+ return cli_request_destroy(req);
+}
+
+
+/****************************************************************************
+ RAW_QFS_ trans2 interface via blobs (async send)
+****************************************************************************/
+static struct cli_request *smb_raw_qfsinfo_send(struct cli_tree *tree,
+ TALLOC_CTX *mem_ctx,
+ uint16 info_level)
+{
+ struct smb_trans2 tp;
+ uint16 setup = TRANSACT2_QFSINFO;
+
+ tp.in.max_setup = 0;
+ tp.in.flags = 0;
+ tp.in.timeout = 0;
+ tp.in.setup_count = 1;
+ tp.in.max_param = 0;
+ tp.in.max_data = 0x1000; /* plenty for all possible QFS levels */
+ tp.in.setup = &setup;
+ tp.in.data = data_blob(NULL, 0);
+ tp.in.timeout = 0;
+
+ tp.in.params = data_blob_talloc(mem_ctx, NULL, 2);
+ if (!tp.in.params.data) {
+ return NULL;
+ }
+ SSVAL(tp.in.params.data, 0, info_level);
+
+ return smb_raw_trans2_send(tree, &tp);
+}
+
+/****************************************************************************
+ RAW_QFS_ trans2 interface via blobs (async recv)
+****************************************************************************/
+static NTSTATUS smb_raw_qfsinfo_blob_recv(struct cli_request *req,
+ TALLOC_CTX *mem_ctx,
+ DATA_BLOB *blob)
+{
+ struct smb_trans2 tp;
+ NTSTATUS status;
+
+ status = smb_raw_trans2_recv(req, mem_ctx, &tp);
+
+ if (NT_STATUS_IS_OK(status)) {
+ (*blob) = tp.out.data;
+ }
+
+ return status;
+}
+
+
+/* local macros to make the code more readable */
+#define QFS_CHECK_MIN_SIZE(size) if (blob.length < (size)) { \
+ DEBUG(1,("Unexpected QFS reply size %d for level %u - expected min of %d\n", \
+ blob.length, fsinfo->generic.level, (size))); \
+ status = NT_STATUS_INFO_LENGTH_MISMATCH; \
+ goto failed; \
+}
+#define QFS_CHECK_SIZE(size) if (blob.length != (size)) { \
+ DEBUG(1,("Unexpected QFS reply size %d for level %u - expected %d\n", \
+ blob.length, fsinfo->generic.level, (size))); \
+ status = NT_STATUS_INFO_LENGTH_MISMATCH; \
+ goto failed; \
+}
+
+
+/****************************************************************************
+ Query FSInfo raw interface (async send)
+****************************************************************************/
+struct cli_request *smb_raw_fsinfo_send(struct cli_tree *tree,
+ TALLOC_CTX *mem_ctx,
+ union smb_fsinfo *fsinfo)
+{
+ uint16 info_level;
+
+ /* handle the only non-trans2 call separately */
+ if (fsinfo->generic.level == RAW_QFS_DSKATTR) {
+ return smb_raw_dskattr_send(tree, fsinfo);
+ }
+ if (fsinfo->generic.level >= RAW_QFS_GENERIC) {
+ return NULL;
+ }
+
+ /* the headers map the trans2 levels direct to info levels */
+ info_level = (uint16)fsinfo->generic.level;
+
+ return smb_raw_qfsinfo_send(tree, mem_ctx, info_level);
+}
+
+
+/****************************************************************************
+ Query FSInfo raw interface (async recv)
+****************************************************************************/
+NTSTATUS smb_raw_fsinfo_recv(struct cli_request *req,
+ TALLOC_CTX *mem_ctx,
+ union smb_fsinfo *fsinfo)
+{
+ DATA_BLOB blob;
+ NTSTATUS status;
+ int i;
+ struct cli_session *session = req?req->session:NULL;
+
+ if (fsinfo->generic.level == RAW_QFS_DSKATTR) {
+ return smb_raw_dskattr_recv(req, fsinfo);
+ }
+
+ status = smb_raw_qfsinfo_blob_recv(req, mem_ctx, &blob);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ /* parse the results */
+ switch (fsinfo->generic.level) {
+ case RAW_QFS_GENERIC:
+ case RAW_QFS_DSKATTR:
+ /* handled above */
+ break;
+
+ case RAW_QFS_ALLOCATION:
+ QFS_CHECK_SIZE(18);
+ fsinfo->allocation.out.fs_id = IVAL(blob.data, 0);
+ fsinfo->allocation.out.sectors_per_unit = IVAL(blob.data, 4);
+ fsinfo->allocation.out.total_alloc_units = IVAL(blob.data, 8);
+ fsinfo->allocation.out.avail_alloc_units = IVAL(blob.data, 12);
+ fsinfo->allocation.out.bytes_per_sector = SVAL(blob.data, 16);
+ break;
+
+ case RAW_QFS_VOLUME:
+ QFS_CHECK_MIN_SIZE(5);
+ fsinfo->volume.out.serial_number = IVAL(blob.data, 0);
+ cli_blob_pull_string(session, mem_ctx, &blob,
+ &fsinfo->volume.out.volume_name,
+ 4, 5, STR_LEN8BIT | STR_NOALIGN);
+ break;
+
+ case RAW_QFS_VOLUME_INFO:
+ case RAW_QFS_VOLUME_INFORMATION:
+ QFS_CHECK_MIN_SIZE(18);
+ fsinfo->volume_info.out.create_time = cli_pull_nttime(blob.data, 0);
+ fsinfo->volume_info.out.serial_number = IVAL(blob.data, 8);
+ cli_blob_pull_string(session, mem_ctx, &blob,
+ &fsinfo->volume_info.out.volume_name,
+ 12, 18, STR_UNICODE);
+ break;
+
+ case RAW_QFS_SIZE_INFO:
+ case RAW_QFS_SIZE_INFORMATION:
+ QFS_CHECK_SIZE(24);
+ fsinfo->size_info.out.total_alloc_units = BVAL(blob.data, 0);
+ fsinfo->size_info.out.avail_alloc_units = BVAL(blob.data, 8);
+ fsinfo->size_info.out.sectors_per_unit = IVAL(blob.data, 16);
+ fsinfo->size_info.out.bytes_per_sector = IVAL(blob.data, 20);
+ break;
+
+ case RAW_QFS_DEVICE_INFO:
+ case RAW_QFS_DEVICE_INFORMATION:
+ QFS_CHECK_SIZE(8);
+ fsinfo->device_info.out.device_type = IVAL(blob.data, 0);
+ fsinfo->device_info.out.characteristics = IVAL(blob.data, 4);
+ break;
+
+ case RAW_QFS_ATTRIBUTE_INFO:
+ case RAW_QFS_ATTRIBUTE_INFORMATION:
+ QFS_CHECK_MIN_SIZE(12);
+ fsinfo->attribute_info.out.fs_attr = IVAL(blob.data, 0);
+ fsinfo->attribute_info.out.max_file_component_length = IVAL(blob.data, 4);
+ cli_blob_pull_string(session, mem_ctx, &blob,
+ &fsinfo->attribute_info.out.fs_type,
+ 8, 12, STR_UNICODE);
+ break;
+
+ case RAW_QFS_UNIX_INFO:
+ QFS_CHECK_SIZE(12);
+ fsinfo->unix_info.out.major_version = SVAL(blob.data, 0);
+ fsinfo->unix_info.out.minor_version = SVAL(blob.data, 2);
+ fsinfo->unix_info.out.capability = SVAL(blob.data, 4);
+ break;
+
+ case RAW_QFS_QUOTA_INFORMATION:
+ QFS_CHECK_SIZE(48);
+ fsinfo->quota_information.out.unknown[0] = BVAL(blob.data, 0);
+ fsinfo->quota_information.out.unknown[1] = BVAL(blob.data, 8);
+ fsinfo->quota_information.out.unknown[2] = BVAL(blob.data, 16);
+ fsinfo->quota_information.out.quota_soft = BVAL(blob.data, 24);
+ fsinfo->quota_information.out.quota_hard = BVAL(blob.data, 32);
+ fsinfo->quota_information.out.quota_flags = BVAL(blob.data, 40);
+ break;
+
+ case RAW_QFS_FULL_SIZE_INFORMATION:
+ QFS_CHECK_SIZE(32);
+ fsinfo->full_size_information.out.total_alloc_units = BVAL(blob.data, 0);
+ fsinfo->full_size_information.out.call_avail_alloc_units = BVAL(blob.data, 8);
+ fsinfo->full_size_information.out.actual_avail_alloc_units = BVAL(blob.data, 16);
+ fsinfo->full_size_information.out.sectors_per_unit = IVAL(blob.data, 24);
+ fsinfo->full_size_information.out.bytes_per_sector = IVAL(blob.data, 28);
+ break;
+
+ case RAW_QFS_OBJECTID_INFORMATION:
+ QFS_CHECK_SIZE(64);
+ memcpy(fsinfo->objectid_information.out.guid.info, blob.data, GUID_SIZE);
+ for (i=0;i<6;i++) {
+ fsinfo->objectid_information.out.unknown[i] = BVAL(blob.data, 16 + i*8);
+ }
+ break;
+ }
+
+failed:
+ return status;
+}
+
+/****************************************************************************
+ Query FSInfo raw interface (sync interface)
+****************************************************************************/
+NTSTATUS smb_raw_fsinfo(struct cli_tree *tree,
+ TALLOC_CTX *mem_ctx,
+ union smb_fsinfo *fsinfo)
+{
+ struct cli_request *req = smb_raw_fsinfo_send(tree, mem_ctx, fsinfo);
+ return smb_raw_fsinfo_recv(req, mem_ctx, fsinfo);
+}