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-rw-r--r--source4/smb_server/smb2/fileinfo.c377
1 files changed, 377 insertions, 0 deletions
diff --git a/source4/smb_server/smb2/fileinfo.c b/source4/smb_server/smb2/fileinfo.c
new file mode 100644
index 0000000..a90c41a
--- /dev/null
+++ b/source4/smb_server/smb2/fileinfo.c
@@ -0,0 +1,377 @@
+/*
+ Unix SMB2 implementation.
+
+ Copyright (C) Stefan Metzmacher 2006
+
+ 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 "libcli/smb2/smb2.h"
+#include "libcli/smb2/smb2_calls.h"
+#include "smb_server/smb_server.h"
+#include "smb_server/smb2/smb2_server.h"
+#include "ntvfs/ntvfs.h"
+#include "librpc/gen_ndr/ndr_security.h"
+
+struct smb2srv_getinfo_op {
+ struct smb2srv_request *req;
+ struct smb2_getinfo *info;
+ void *io_ptr;
+ NTSTATUS (*send_fn)(struct smb2srv_getinfo_op *op);
+};
+
+static void smb2srv_getinfo_send(struct ntvfs_request *ntvfs)
+{
+ struct smb2srv_getinfo_op *op;
+ struct smb2srv_request *req;
+
+ /*
+ * SMB2 uses NT_STATUS_INVALID_INFO_CLASS
+ * so we need to translated it here
+ */
+ if (NT_STATUS_EQUAL(NT_STATUS_INVALID_LEVEL, ntvfs->async_states->status)) {
+ ntvfs->async_states->status = NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ SMB2SRV_CHECK_ASYNC_STATUS(op, struct smb2srv_getinfo_op);
+
+ ZERO_STRUCT(op->info->out);
+ if (op->send_fn) {
+ SMB2SRV_CHECK(op->send_fn(op));
+ }
+
+ if (op->info->in.output_buffer_length < op->info->out.blob.length) {
+ smb2srv_send_error(req, NT_STATUS_INFO_LENGTH_MISMATCH);
+ return;
+ }
+
+ SMB2SRV_CHECK(smb2srv_setup_reply(req, 0x08, true, op->info->out.blob.length));
+
+ SMB2SRV_CHECK(smb2_push_o16s32_blob(&req->out, 0x02, op->info->out.blob));
+ SSVAL(req->out.body, 0x06, 0);
+
+ smb2srv_send_reply(req);
+}
+
+static NTSTATUS smb2srv_getinfo_file_send(struct smb2srv_getinfo_op *op)
+{
+ union smb_fileinfo *io = talloc_get_type(op->io_ptr, union smb_fileinfo);
+ NTSTATUS status;
+
+ status = smbsrv_push_passthru_fileinfo(op->req,
+ &op->info->out.blob,
+ io->generic.level, io,
+ STR_UNICODE);
+ NT_STATUS_NOT_OK_RETURN(status);
+
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS smb2srv_getinfo_file(struct smb2srv_getinfo_op *op, uint8_t smb2_level)
+{
+ union smb_fileinfo *io;
+ uint16_t level;
+
+ io = talloc(op, union smb_fileinfo);
+ NT_STATUS_HAVE_NO_MEMORY(io);
+
+ level = op->info->in.info_type | (op->info->in.info_class << 8);
+ switch (level) {
+ case RAW_FILEINFO_SMB2_ALL_EAS:
+ io->all_eas.level = level;
+ io->all_eas.in.file.ntvfs = op->info->in.file.ntvfs;
+ io->all_eas.in.continue_flags = op->info->in.getinfo_flags;
+ break;
+
+ case RAW_FILEINFO_SMB2_ALL_INFORMATION:
+ io->all_info2.level = level;
+ io->all_info2.in.file.ntvfs = op->info->in.file.ntvfs;
+ break;
+
+ default:
+ /* the rest directly maps to the passthru levels */
+ io->generic.level = smb2_level + 1000;
+ io->generic.in.file.ntvfs = op->info->in.file.ntvfs;
+ break;
+ }
+
+ op->io_ptr = io;
+ op->send_fn = smb2srv_getinfo_file_send;
+
+ return ntvfs_qfileinfo(op->req->ntvfs, io);
+}
+
+static NTSTATUS smb2srv_getinfo_fs_send(struct smb2srv_getinfo_op *op)
+{
+ union smb_fsinfo *io = talloc_get_type(op->io_ptr, union smb_fsinfo);
+ NTSTATUS status;
+
+ status = smbsrv_push_passthru_fsinfo(op->req,
+ &op->info->out.blob,
+ io->generic.level, io,
+ STR_UNICODE);
+ NT_STATUS_NOT_OK_RETURN(status);
+
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS smb2srv_getinfo_fs(struct smb2srv_getinfo_op *op, uint8_t smb2_level)
+{
+ union smb_fsinfo *io;
+
+ io = talloc(op, union smb_fsinfo);
+ NT_STATUS_HAVE_NO_MEMORY(io);
+
+ /* the rest directly maps to the passthru levels */
+ io->generic.level = smb2_level + 1000;
+
+ /* TODO: allow qfsinfo only the share root directory handle */
+
+ op->io_ptr = io;
+ op->send_fn = smb2srv_getinfo_fs_send;
+
+ return ntvfs_fsinfo(op->req->ntvfs, io);
+}
+
+static NTSTATUS smb2srv_getinfo_security_send(struct smb2srv_getinfo_op *op)
+{
+ union smb_fileinfo *io = talloc_get_type(op->io_ptr, union smb_fileinfo);
+ enum ndr_err_code ndr_err;
+
+ ndr_err = ndr_push_struct_blob(&op->info->out.blob, op->req,
+ io->query_secdesc.out.sd,
+ (ndr_push_flags_fn_t)ndr_push_security_descriptor);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ return ndr_map_error2ntstatus(ndr_err);
+ }
+
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS smb2srv_getinfo_security(struct smb2srv_getinfo_op *op, uint8_t smb2_level)
+{
+ union smb_fileinfo *io;
+
+ switch (smb2_level) {
+ case 0x00:
+ io = talloc(op, union smb_fileinfo);
+ NT_STATUS_HAVE_NO_MEMORY(io);
+
+ io->query_secdesc.level = RAW_FILEINFO_SEC_DESC;
+ io->query_secdesc.in.file.ntvfs = op->info->in.file.ntvfs;
+ io->query_secdesc.in.secinfo_flags = op->info->in.additional_information;
+
+ op->io_ptr = io;
+ op->send_fn = smb2srv_getinfo_security_send;
+
+ return ntvfs_qfileinfo(op->req->ntvfs, io);
+ }
+
+ return NT_STATUS_INVALID_PARAMETER;
+}
+
+static NTSTATUS smb2srv_getinfo_backend(struct smb2srv_getinfo_op *op)
+{
+ switch (op->info->in.info_type) {
+ case SMB2_0_INFO_FILE:
+ return smb2srv_getinfo_file(op, op->info->in.info_class);
+
+ case SMB2_0_INFO_FILESYSTEM:
+ return smb2srv_getinfo_fs(op, op->info->in.info_class);
+
+ case SMB2_0_INFO_SECURITY:
+ return smb2srv_getinfo_security(op, op->info->in.info_class);
+
+ case SMB2_0_INFO_QUOTA:
+ return NT_STATUS_NOT_SUPPORTED;
+ }
+
+ return NT_STATUS_INVALID_PARAMETER;
+}
+
+void smb2srv_getinfo_recv(struct smb2srv_request *req)
+{
+ struct smb2_getinfo *info;
+ struct smb2srv_getinfo_op *op;
+
+ SMB2SRV_CHECK_BODY_SIZE(req, 0x28, true);
+ SMB2SRV_TALLOC_IO_PTR(info, struct smb2_getinfo);
+ /* this overwrites req->io_ptr !*/
+ SMB2SRV_TALLOC_IO_PTR(op, struct smb2srv_getinfo_op);
+ op->req = req;
+ op->info = info;
+ op->io_ptr = NULL;
+ op->send_fn = NULL;
+ SMB2SRV_SETUP_NTVFS_REQUEST(smb2srv_getinfo_send, NTVFS_ASYNC_STATE_MAY_ASYNC);
+
+ info->in.info_type = CVAL(req->in.body, 0x02);
+ info->in.info_class = CVAL(req->in.body, 0x03);
+ info->in.output_buffer_length = IVAL(req->in.body, 0x04);
+ info->in.reserved = IVAL(req->in.body, 0x0C);
+ info->in.additional_information = IVAL(req->in.body, 0x10);
+ info->in.getinfo_flags = IVAL(req->in.body, 0x14);
+ info->in.file.ntvfs = smb2srv_pull_handle(req, req->in.body, 0x18);
+ SMB2SRV_CHECK(smb2_pull_o16As32_blob(&req->in, op,
+ req->in.body+0x08, &info->in.input_buffer));
+
+ SMB2SRV_CHECK_FILE_HANDLE(info->in.file.ntvfs);
+ SMB2SRV_CALL_NTVFS_BACKEND(smb2srv_getinfo_backend(op));
+}
+
+struct smb2srv_setinfo_op {
+ struct smb2srv_request *req;
+ struct smb2_setinfo *info;
+};
+
+static void smb2srv_setinfo_send(struct ntvfs_request *ntvfs)
+{
+ struct smb2srv_setinfo_op *op;
+ struct smb2srv_request *req;
+
+ /*
+ * SMB2 uses NT_STATUS_INVALID_INFO_CLASS
+ * so we need to translated it here
+ */
+ if (NT_STATUS_EQUAL(NT_STATUS_INVALID_LEVEL, ntvfs->async_states->status)) {
+ ntvfs->async_states->status = NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ SMB2SRV_CHECK_ASYNC_STATUS(op, struct smb2srv_setinfo_op);
+
+ SMB2SRV_CHECK(smb2srv_setup_reply(op->req, 0x02, false, 0));
+
+ smb2srv_send_reply(req);
+}
+
+static NTSTATUS smb2srv_setinfo_file(struct smb2srv_setinfo_op *op, uint8_t smb2_level)
+{
+ union smb_setfileinfo *io;
+ NTSTATUS status;
+
+ io = talloc(op, union smb_setfileinfo);
+ NT_STATUS_HAVE_NO_MEMORY(io);
+
+ /* the levels directly map to the passthru levels */
+ io->generic.level = smb2_level + 1000;
+ io->generic.in.file.ntvfs = op->info->in.file.ntvfs;
+
+ /* handle cases that don't map directly */
+ if (io->generic.level == RAW_SFILEINFO_RENAME_INFORMATION) {
+ io->generic.level = RAW_SFILEINFO_RENAME_INFORMATION_SMB2;
+ }
+
+ status = smbsrv_pull_passthru_sfileinfo(io, io->generic.level, io,
+ &op->info->in.blob,
+ STR_UNICODE, &op->req->in.bufinfo);
+ NT_STATUS_NOT_OK_RETURN(status);
+
+ return ntvfs_setfileinfo(op->req->ntvfs, io);
+}
+
+static NTSTATUS smb2srv_setinfo_fs(struct smb2srv_setinfo_op *op, uint8_t smb2_level)
+{
+ switch (smb2_level) {
+ case 0x02:
+ return NT_STATUS_NOT_IMPLEMENTED;
+
+ case 0x06:
+ return NT_STATUS_ACCESS_DENIED;
+
+ case 0x08:
+ return NT_STATUS_ACCESS_DENIED;
+
+ case 0x0A:
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ return NT_STATUS_INVALID_INFO_CLASS;
+}
+
+static NTSTATUS smb2srv_setinfo_security(struct smb2srv_setinfo_op *op, uint8_t smb2_level)
+{
+ union smb_setfileinfo *io;
+ enum ndr_err_code ndr_err;
+
+ switch (smb2_level) {
+ case 0x00:
+ io = talloc(op, union smb_setfileinfo);
+ NT_STATUS_HAVE_NO_MEMORY(io);
+
+ io->set_secdesc.level = RAW_SFILEINFO_SEC_DESC;
+ io->set_secdesc.in.file.ntvfs = op->info->in.file.ntvfs;
+ io->set_secdesc.in.secinfo_flags = op->info->in.flags;
+
+ io->set_secdesc.in.sd = talloc(io, struct security_descriptor);
+ NT_STATUS_HAVE_NO_MEMORY(io->set_secdesc.in.sd);
+
+ ndr_err = ndr_pull_struct_blob(&op->info->in.blob, io,
+ io->set_secdesc.in.sd,
+ (ndr_pull_flags_fn_t)ndr_pull_security_descriptor);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ return ndr_map_error2ntstatus(ndr_err);
+ }
+
+ return ntvfs_setfileinfo(op->req->ntvfs, io);
+ }
+
+ return NT_STATUS_INVALID_INFO_CLASS;
+}
+
+static NTSTATUS smb2srv_setinfo_backend(struct smb2srv_setinfo_op *op)
+{
+ uint8_t smb2_class;
+ uint8_t smb2_level;
+
+ smb2_class = 0xFF & op->info->in.level;
+ smb2_level = 0xFF & (op->info->in.level>>8);
+
+ switch (smb2_class) {
+ case SMB2_0_INFO_FILE:
+ return smb2srv_setinfo_file(op, smb2_level);
+
+ case SMB2_0_INFO_FILESYSTEM:
+ return smb2srv_setinfo_fs(op, smb2_level);
+
+ case SMB2_0_INFO_SECURITY:
+ return smb2srv_setinfo_security(op, smb2_level);
+
+ case SMB2_0_INFO_QUOTA:
+ return NT_STATUS_NOT_SUPPORTED;
+ }
+
+ return NT_STATUS_INVALID_PARAMETER;
+}
+
+void smb2srv_setinfo_recv(struct smb2srv_request *req)
+{
+ struct smb2_setinfo *info;
+ struct smb2srv_setinfo_op *op;
+
+ SMB2SRV_CHECK_BODY_SIZE(req, 0x20, true);
+ SMB2SRV_TALLOC_IO_PTR(info, struct smb2_setinfo);
+ /* this overwrites req->io_ptr !*/
+ SMB2SRV_TALLOC_IO_PTR(op, struct smb2srv_setinfo_op);
+ op->req = req;
+ op->info = info;
+ SMB2SRV_SETUP_NTVFS_REQUEST(smb2srv_setinfo_send, NTVFS_ASYNC_STATE_MAY_ASYNC);
+
+ info->in.level = SVAL(req->in.body, 0x02);
+ SMB2SRV_CHECK(smb2_pull_s32o16_blob(&req->in, info, req->in.body+0x04, &info->in.blob));
+ info->in.flags = IVAL(req->in.body, 0x0C);
+ info->in.file.ntvfs = smb2srv_pull_handle(req, req->in.body, 0x10);
+
+ SMB2SRV_CHECK_FILE_HANDLE(info->in.file.ntvfs);
+ SMB2SRV_CALL_NTVFS_BACKEND(smb2srv_setinfo_backend(op));
+}