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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:20:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 17:20:00 +0000
commit8daa83a594a2e98f39d764422bfbdbc62c9efd44 (patch)
tree4099e8021376c7d8c05bdf8503093d80e9c7bad0 /source4/ntvfs/ntvfs_generic.c
parentInitial commit. (diff)
downloadsamba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.tar.xz
samba-8daa83a594a2e98f39d764422bfbdbc62c9efd44.zip
Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'source4/ntvfs/ntvfs_generic.c')
-rw-r--r--source4/ntvfs/ntvfs_generic.c1648
1 files changed, 1648 insertions, 0 deletions
diff --git a/source4/ntvfs/ntvfs_generic.c b/source4/ntvfs/ntvfs_generic.c
new file mode 100644
index 0000000..de0ae2c
--- /dev/null
+++ b/source4/ntvfs/ntvfs_generic.c
@@ -0,0 +1,1648 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ NTVFS generic level mapping code
+
+ Copyright (C) Andrew Tridgell 2003-2004
+
+ 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/>.
+*/
+/*
+ this implements mappings between info levels for NTVFS backend calls
+
+ the idea is that each of these functions implements one of the NTVFS
+ backend calls in terms of the 'generic' call. All backends that use
+ these functions must supply the generic call, but can if it wants to
+ also implement other levels if the need arises
+
+ this allows backend writers to only implement one variant of each
+ call unless they need fine grained control of the calls.
+*/
+
+#include "includes.h"
+#include "ntvfs/ntvfs.h"
+#include "libcli/smb2/smb2.h"
+#include "libcli/smb2/smb2_calls.h"
+
+#undef strcasecmp
+
+/* a second stage function converts from the out parameters of the generic
+ call onto the out parameters of the specific call made */
+typedef NTSTATUS (*second_stage_t)(struct ntvfs_module_context *,
+ struct ntvfs_request *,
+ void *, void *, NTSTATUS);
+
+/*
+ this structure holds the async state for pending mapped async calls
+*/
+struct ntvfs_map_async {
+ struct ntvfs_module_context *ntvfs;
+ void *io, *io2;
+ second_stage_t fn;
+};
+
+/*
+ this is a async wrapper, called from the backend when it has completed
+ a function that it has decided to reply to in an async fashion
+*/
+static void ntvfs_map_async_send(struct ntvfs_request *req)
+{
+ struct ntvfs_map_async *m = talloc_get_type(req->async_states->private_data,
+ struct ntvfs_map_async);
+
+ ntvfs_async_state_pop(req);
+
+ /* call the _finish function setup in ntvfs_map_async_setup() */
+ req->async_states->status = m->fn(m->ntvfs, req, m->io, m->io2, req->async_states->status);
+
+ /* call the send function from the next module up */
+ req->async_states->send_fn(req);
+}
+
+/*
+ prepare for calling a ntvfs backend with async support
+ io is the original call structure
+ io2 is the new call structure for the mapped call
+ fn is a second stage function for processing the out arguments
+*/
+static NTSTATUS ntvfs_map_async_setup(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ void *io, void *io2,
+ second_stage_t fn)
+{
+ struct ntvfs_map_async *m;
+ m = talloc(req, struct ntvfs_map_async);
+ if (m == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ m->ntvfs = ntvfs;
+ m->io = io;
+ m->io2 = io2;
+ m->fn = fn;
+ return ntvfs_async_state_push(ntvfs, req, m, ntvfs_map_async_send);
+}
+
+/*
+ called when first stage processing is complete.
+*/
+static NTSTATUS ntvfs_map_async_finish(struct ntvfs_request *req, NTSTATUS status)
+{
+ struct ntvfs_map_async *m;
+
+ /* if the backend has decided to reply in an async fashion then
+ we don't need to do any work here */
+ if (req->async_states->state & NTVFS_ASYNC_STATE_ASYNC) {
+ return status;
+ }
+
+ /* the backend is replying immediately. call the 2nd stage function after popping our local
+ async state */
+ m = talloc_get_type(req->async_states->private_data,
+ struct ntvfs_map_async);
+
+ ntvfs_async_state_pop(req);
+
+ return m->fn(m->ntvfs, req, m->io, m->io2, status);
+}
+
+/*
+ see if a filename ends in EXE COM DLL or SYM. This is needed for the
+ DENY_DOS mapping for OpenX
+*/
+bool is_exe_filename(const char *fname)
+{
+ char *p;
+ p = strrchr(fname, '.');
+ if (!p) {
+ return false;
+ }
+ p++;
+ if (strcasecmp(p, "EXE") == 0 ||
+ strcasecmp(p, "COM") == 0 ||
+ strcasecmp(p, "DLL") == 0 ||
+ strcasecmp(p, "SYM") == 0) {
+ return true;
+ }
+ return false;
+}
+
+
+/*
+ NTVFS openx to ntcreatex mapper
+*/
+static NTSTATUS ntvfs_map_open_finish(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_open *io,
+ union smb_open *io2,
+ NTSTATUS status)
+{
+ time_t write_time = 0;
+ uint32_t set_size = 0;
+ union smb_setfileinfo *sf;
+ unsigned int state;
+
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ switch (io->generic.level) {
+ case RAW_OPEN_OPEN:
+ io->openold.out.file.ntvfs = io2->generic.out.file.ntvfs;
+ io->openold.out.attrib = io2->generic.out.attrib;
+ io->openold.out.write_time = nt_time_to_unix(io2->generic.out.write_time);
+ io->openold.out.size = io2->generic.out.size;
+ io->openold.out.rmode = io->openold.in.open_mode;
+ break;
+
+ case RAW_OPEN_OPENX:
+ io->openx.out.file.ntvfs = io2->generic.out.file.ntvfs;
+ io->openx.out.attrib = io2->generic.out.attrib;
+ io->openx.out.write_time = nt_time_to_unix(io2->generic.out.write_time);
+ io->openx.out.size = io2->generic.out.size;
+ io->openx.out.access = (io->openx.in.open_mode & OPENX_MODE_ACCESS_MASK);
+ io->openx.out.ftype = 0;
+ io->openx.out.devstate = 0;
+ io->openx.out.action = io2->generic.out.create_action;
+ io->openx.out.unique_fid = 0;
+ io->openx.out.access_mask = SEC_STD_ALL;
+ io->openx.out.unknown = 0;
+
+ /* we need to extend the file to the requested size if
+ it was newly created */
+ if (io2->generic.out.create_action == NTCREATEX_ACTION_CREATED) {
+ set_size = io->openx.in.size;
+ }
+ break;
+
+ case RAW_OPEN_T2OPEN:
+ io->t2open.out.file.ntvfs = io2->generic.out.file.ntvfs;
+ io->t2open.out.attrib = io2->generic.out.attrib;
+ io->t2open.out.write_time = nt_time_to_unix(io2->generic.out.write_time);
+ io->t2open.out.size = io2->generic.out.size;
+ io->t2open.out.access = io->t2open.in.open_mode;
+ io->t2open.out.ftype = 0;
+ io->t2open.out.devstate = 0;
+ io->t2open.out.action = io2->generic.out.create_action;
+ io->t2open.out.file_id = 0;
+ break;
+
+ case RAW_OPEN_MKNEW:
+ case RAW_OPEN_CREATE:
+ io->mknew.out.file.ntvfs= io2->generic.out.file.ntvfs;
+ write_time = io->mknew.in.write_time;
+ break;
+
+ case RAW_OPEN_CTEMP:
+ io->ctemp.out.file.ntvfs= io2->generic.out.file.ntvfs;
+ io->ctemp.out.name = talloc_strdup(req, io2->generic.in.fname +
+ strlen(io->ctemp.in.directory) + 1);
+ NT_STATUS_HAVE_NO_MEMORY(io->ctemp.out.name);
+ break;
+
+ case RAW_OPEN_SMB2:
+ ZERO_STRUCT(io->smb2.out);
+ io->smb2.out.file.ntvfs = io2->generic.out.file.ntvfs;
+ switch (io2->generic.out.oplock_level) {
+ case BATCH_OPLOCK_RETURN:
+ io->smb2.out.oplock_level = SMB2_OPLOCK_LEVEL_BATCH;
+ break;
+ case EXCLUSIVE_OPLOCK_RETURN:
+ io->smb2.out.oplock_level = SMB2_OPLOCK_LEVEL_EXCLUSIVE;
+ break;
+ case LEVEL_II_OPLOCK_RETURN:
+ io->smb2.out.oplock_level = SMB2_OPLOCK_LEVEL_II;
+ break;
+ default:
+ io->smb2.out.oplock_level = SMB2_OPLOCK_LEVEL_NONE;
+ break;
+ }
+ io->smb2.out.reserved = 0;
+ io->smb2.out.create_action = io2->generic.out.create_action;
+ io->smb2.out.create_time = io2->generic.out.create_time;
+ io->smb2.out.access_time = io2->generic.out.access_time;
+ io->smb2.out.write_time = io2->generic.out.write_time;
+ io->smb2.out.change_time = io2->generic.out.change_time;
+ io->smb2.out.alloc_size = io2->generic.out.alloc_size;
+ io->smb2.out.size = io2->generic.out.size;
+ io->smb2.out.file_attr = io2->generic.out.attrib;
+ io->smb2.out.reserved2 = 0;
+ io->smb2.out.maximal_access = io2->generic.out.maximal_access;
+ memcpy(io->smb2.out.on_disk_id, io2->generic.out.on_disk_id,
+ sizeof(io2->generic.out.on_disk_id));
+ break;
+
+ default:
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ /* doing a secondary request async is more trouble than its
+ worth */
+ state = req->async_states->state;
+ req->async_states->state &= ~NTVFS_ASYNC_STATE_MAY_ASYNC;
+
+ if (write_time != 0) {
+ sf = talloc(req, union smb_setfileinfo);
+ NT_STATUS_HAVE_NO_MEMORY(sf);
+ sf->generic.level = RAW_SFILEINFO_STANDARD;
+ sf->generic.in.file.ntvfs = io2->generic.out.file.ntvfs;
+ sf->standard.in.create_time = 0;
+ sf->standard.in.write_time = write_time;
+ sf->standard.in.access_time = 0;
+ status = ntvfs->ops->setfileinfo_fn(ntvfs, req, sf);
+ }
+
+ if (set_size != 0) {
+ sf = talloc(req, union smb_setfileinfo);
+ NT_STATUS_HAVE_NO_MEMORY(sf);
+ sf->generic.level = RAW_SFILEINFO_END_OF_FILE_INFORMATION;
+ sf->generic.in.file.ntvfs = io2->generic.out.file.ntvfs;
+ sf->end_of_file_info.in.size = set_size;
+ status = ntvfs->ops->setfileinfo_fn(ntvfs, req, sf);
+ if (NT_STATUS_IS_OK(status)) {
+ io->openx.out.size = io->openx.in.size;
+ }
+ }
+
+ req->async_states->state = state;
+
+ return NT_STATUS_OK;
+}
+
+/*
+ the core of the mapping between openx style parameters and ntcreatex
+ parameters
+*/
+static NTSTATUS map_openx_open(uint16_t flags, uint16_t open_mode,
+ uint16_t open_func, const char *fname,
+ union smb_open *io2)
+{
+ io2->generic.in.create_options = NTCREATEX_OPTIONS_NON_DIRECTORY_FILE;
+ io2->generic.in.private_flags = 0;
+
+ if (flags & OPENX_FLAGS_REQUEST_OPLOCK) {
+ io2->generic.in.flags |= NTCREATEX_FLAGS_REQUEST_OPLOCK;
+ }
+ if (flags & OPENX_FLAGS_REQUEST_BATCH_OPLOCK) {
+ io2->generic.in.flags |= NTCREATEX_FLAGS_REQUEST_BATCH_OPLOCK;
+ }
+
+ switch (open_mode & OPENX_MODE_ACCESS_MASK) {
+ case OPENX_MODE_ACCESS_READ:
+ case OPENX_MODE_ACCESS_EXEC:
+ io2->generic.in.access_mask = SEC_RIGHTS_FILE_READ;
+ break;
+ case OPENX_MODE_ACCESS_WRITE:
+ io2->generic.in.access_mask = SEC_RIGHTS_FILE_WRITE;
+ break;
+ case OPENX_MODE_ACCESS_RDWR:
+ case OPENX_MODE_ACCESS_FCB:
+ io2->generic.in.access_mask =
+ SEC_RIGHTS_FILE_READ |
+ SEC_RIGHTS_FILE_WRITE;
+ break;
+ default:
+ return NT_STATUS_DOS(ERRDOS, ERRbadaccess);
+ }
+
+ switch (open_mode & OPENX_MODE_DENY_MASK) {
+ case OPENX_MODE_DENY_READ:
+ io2->generic.in.share_access = NTCREATEX_SHARE_ACCESS_WRITE;
+ break;
+ case OPENX_MODE_DENY_WRITE:
+ io2->generic.in.share_access = NTCREATEX_SHARE_ACCESS_READ;
+ break;
+ case OPENX_MODE_DENY_ALL:
+ io2->generic.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
+ break;
+ case OPENX_MODE_DENY_NONE:
+ io2->generic.in.share_access =
+ NTCREATEX_SHARE_ACCESS_READ |
+ NTCREATEX_SHARE_ACCESS_WRITE;
+ break;
+ case OPENX_MODE_DENY_DOS:
+ /* DENY_DOS is quite strange - it depends on the filename! */
+ io2->generic.in.private_flags |=
+ NTCREATEX_FLAG_DENY_DOS;
+ if (is_exe_filename(fname)) {
+ io2->generic.in.share_access =
+ NTCREATEX_SHARE_ACCESS_READ |
+ NTCREATEX_SHARE_ACCESS_WRITE;
+ } else {
+ if ((open_mode & OPENX_MODE_ACCESS_MASK) == OPENX_MODE_ACCESS_READ) {
+ io2->generic.in.share_access = NTCREATEX_SHARE_ACCESS_READ;
+ } else {
+ io2->generic.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
+ }
+ }
+ break;
+ case OPENX_MODE_DENY_FCB:
+ io2->generic.in.private_flags |= NTCREATEX_FLAG_DENY_FCB;
+ io2->generic.in.share_access = NTCREATEX_SHARE_ACCESS_NONE;
+ break;
+ default:
+ return NT_STATUS_DOS(ERRDOS, ERRbadaccess);
+ }
+
+ switch (open_func) {
+ case (OPENX_OPEN_FUNC_OPEN):
+ io2->generic.in.open_disposition = NTCREATEX_DISP_OPEN;
+ break;
+ case (OPENX_OPEN_FUNC_TRUNC):
+ io2->generic.in.open_disposition = NTCREATEX_DISP_OVERWRITE;
+ break;
+ case (OPENX_OPEN_FUNC_FAIL | OPENX_OPEN_FUNC_CREATE):
+ io2->generic.in.open_disposition = NTCREATEX_DISP_CREATE;
+ break;
+ case (OPENX_OPEN_FUNC_OPEN | OPENX_OPEN_FUNC_CREATE):
+ io2->generic.in.open_disposition = NTCREATEX_DISP_OPEN_IF;
+ break;
+ case (OPENX_OPEN_FUNC_TRUNC | OPENX_OPEN_FUNC_CREATE):
+ io2->generic.in.open_disposition = NTCREATEX_DISP_OVERWRITE_IF;
+ break;
+ default:
+ /* this one is very strange */
+ if ((open_mode & OPENX_MODE_ACCESS_MASK) == OPENX_MODE_ACCESS_EXEC) {
+ io2->generic.in.open_disposition = NTCREATEX_DISP_CREATE;
+ break;
+ }
+ return NT_STATUS_DOS(ERRDOS, ERRbadaccess);
+ }
+
+ return NT_STATUS_OK;
+}
+
+/*
+ NTVFS open generic to any mapper
+*/
+NTSTATUS ntvfs_map_open(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_open *io)
+{
+ NTSTATUS status;
+ union smb_open *io2;
+
+ io2 = talloc_zero(req, union smb_open);
+ if (io2 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ status = ntvfs_map_async_setup(ntvfs, req,
+ io, io2,
+ (second_stage_t)ntvfs_map_open_finish);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ io2->generic.level = RAW_OPEN_GENERIC;
+
+ switch (io->generic.level) {
+ case RAW_OPEN_OPENX:
+ status = map_openx_open(io->openx.in.flags,
+ io->openx.in.open_mode,
+ io->openx.in.open_func,
+ io->openx.in.fname,
+ io2);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto done;
+ }
+
+ io2->generic.in.file_attr = io->openx.in.file_attrs;
+ io2->generic.in.fname = io->openx.in.fname;
+
+ status = ntvfs->ops->open_fn(ntvfs, req, io2);
+ break;
+
+
+ case RAW_OPEN_OPEN:
+ status = map_openx_open(0,
+ io->openold.in.open_mode,
+ OPENX_OPEN_FUNC_OPEN,
+ io->openold.in.fname,
+ io2);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto done;
+ }
+
+ io2->generic.in.file_attr = io->openold.in.search_attrs;
+ io2->generic.in.fname = io->openold.in.fname;
+
+ status = ntvfs->ops->open_fn(ntvfs, req, io2);
+ break;
+
+ case RAW_OPEN_T2OPEN:
+ io2->generic.level = RAW_OPEN_NTTRANS_CREATE;
+
+ if (io->t2open.in.open_func == 0) {
+ status = NT_STATUS_OBJECT_NAME_COLLISION;
+ goto done;
+ }
+
+ status = map_openx_open(io->t2open.in.flags,
+ io->t2open.in.open_mode,
+ io->t2open.in.open_func,
+ io->t2open.in.fname,
+ io2);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto done;
+ }
+
+ io2->generic.in.file_attr = io->t2open.in.file_attrs;
+ io2->generic.in.fname = io->t2open.in.fname;
+ io2->generic.in.ea_list = talloc(io2, struct smb_ea_list);
+ io2->generic.in.ea_list->num_eas = io->t2open.in.num_eas;
+ io2->generic.in.ea_list->eas = io->t2open.in.eas;
+
+ status = ntvfs->ops->open_fn(ntvfs, req, io2);
+ break;
+
+ case RAW_OPEN_MKNEW:
+ io2->generic.in.file_attr = io->mknew.in.attrib;
+ io2->generic.in.fname = io->mknew.in.fname;
+ io2->generic.in.open_disposition = NTCREATEX_DISP_CREATE;
+ io2->generic.in.access_mask =
+ SEC_RIGHTS_FILE_READ |
+ SEC_RIGHTS_FILE_WRITE;
+ io2->generic.in.share_access =
+ NTCREATEX_SHARE_ACCESS_READ |
+ NTCREATEX_SHARE_ACCESS_WRITE;
+ status = ntvfs->ops->open_fn(ntvfs, req, io2);
+ break;
+
+ case RAW_OPEN_CREATE:
+ io2->generic.in.file_attr = io->mknew.in.attrib;
+ io2->generic.in.fname = io->mknew.in.fname;
+ io2->generic.in.open_disposition = NTCREATEX_DISP_OPEN_IF;
+ io2->generic.in.access_mask =
+ SEC_RIGHTS_FILE_READ |
+ SEC_RIGHTS_FILE_WRITE;
+ io2->generic.in.share_access =
+ NTCREATEX_SHARE_ACCESS_READ |
+ NTCREATEX_SHARE_ACCESS_WRITE;
+ status = ntvfs->ops->open_fn(ntvfs, req, io2);
+ break;
+
+ case RAW_OPEN_CTEMP:
+ io2->generic.in.file_attr = io->ctemp.in.attrib;
+ io2->generic.in.fname =
+ talloc_asprintf(io2, "%s\\SRV%s",
+ io->ctemp.in.directory,
+ generate_random_str_list(io2, 5, "0123456789"));
+ io2->generic.in.open_disposition = NTCREATEX_DISP_CREATE;
+ io2->generic.in.access_mask =
+ SEC_RIGHTS_FILE_READ |
+ SEC_RIGHTS_FILE_WRITE;
+ io2->generic.in.share_access =
+ NTCREATEX_SHARE_ACCESS_READ |
+ NTCREATEX_SHARE_ACCESS_WRITE;
+ status = ntvfs->ops->open_fn(ntvfs, req, io2);
+ break;
+ case RAW_OPEN_SMB2:
+ switch (io->smb2.in.oplock_level) {
+ case SMB2_OPLOCK_LEVEL_BATCH:
+ io2->generic.in.flags = NTCREATEX_FLAGS_REQUEST_BATCH_OPLOCK |
+ NTCREATEX_FLAGS_REQUEST_OPLOCK;
+ break;
+ case SMB2_OPLOCK_LEVEL_EXCLUSIVE:
+ io2->generic.in.flags = NTCREATEX_FLAGS_REQUEST_OPLOCK;
+ break;
+ default:
+ io2->generic.in.flags = 0;
+ break;
+ }
+ io2->generic.in.root_fid.fnum = 0;
+ io2->generic.in.access_mask = io->smb2.in.desired_access;
+ io2->generic.in.alloc_size = io->smb2.in.alloc_size;
+ io2->generic.in.file_attr = io->smb2.in.file_attributes;
+ io2->generic.in.share_access = io->smb2.in.share_access;
+ io2->generic.in.open_disposition= io->smb2.in.create_disposition;
+ io2->generic.in.create_options = io->smb2.in.create_options;
+ io2->generic.in.impersonation = io->smb2.in.impersonation_level;
+ io2->generic.in.security_flags = 0;
+ io2->generic.in.fname = io->smb2.in.fname;
+ io2->generic.in.sec_desc = io->smb2.in.sec_desc;
+ io2->generic.in.ea_list = &io->smb2.in.eas;
+ io2->generic.in.query_maximal_access = io->smb2.in.query_maximal_access;
+ io2->generic.in.query_on_disk_id = io->smb2.in.query_on_disk_id;
+ io2->generic.in.private_flags = 0;
+
+ /* we don't support timewarp yet */
+ if (io->smb2.in.timewarp != 0) {
+ status = NT_STATUS_OBJECT_NAME_NOT_FOUND;
+ break;
+ }
+
+ /* we need to check these bits before we check the private mask */
+ if (io2->generic.in.create_options & SMB2_CREATE_OPTIONS_NOT_SUPPORTED_MASK) {
+ DEBUG(2,(__location__ " create_options 0x%x not supported\n",
+ io2->generic.in.create_options));
+ status = NT_STATUS_NOT_SUPPORTED;
+ break;
+ }
+
+ /* TODO: find out why only SMB2 ignores these */
+ io2->generic.in.create_options &= ~NTCREATEX_OPTIONS_SYNC_ALERT;
+ io2->generic.in.create_options &= ~NTCREATEX_OPTIONS_ASYNC_ALERT;
+
+ status = ntvfs->ops->open_fn(ntvfs, req, io2);
+ break;
+
+ default:
+ status = NT_STATUS_INVALID_LEVEL;
+ break;
+ }
+done:
+ return ntvfs_map_async_finish(req, status);
+}
+
+
+/*
+ NTVFS any to fsinfo mapper
+*/
+static NTSTATUS ntvfs_map_fsinfo_finish(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_fsinfo *fs,
+ union smb_fsinfo *fs2,
+ NTSTATUS status)
+{
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ /* and convert it to the required level */
+ switch (fs->generic.level) {
+ case RAW_QFS_DSKATTR: {
+ /* map from generic to DSKATTR */
+ unsigned int bpunit = 64;
+
+ /* we need to scale the sizes to fit */
+ for (bpunit=64; bpunit<0x10000; bpunit *= 2) {
+ if (fs2->generic.out.blocks_total * (double)fs2->generic.out.block_size < bpunit * 512 * 65535.0) {
+ break;
+ }
+ }
+
+ fs->dskattr.out.blocks_per_unit = bpunit;
+ fs->dskattr.out.block_size = 512;
+ fs->dskattr.out.units_total =
+ (fs2->generic.out.blocks_total * (double)fs2->generic.out.block_size) / (bpunit * 512);
+ fs->dskattr.out.units_free =
+ (fs2->generic.out.blocks_free * (double)fs2->generic.out.block_size) / (bpunit * 512);
+
+ /* we must return a maximum of 2G to old DOS systems, or they get very confused */
+ if (bpunit > 64 && req->ctx->protocol <= PROTOCOL_LANMAN2) {
+ fs->dskattr.out.blocks_per_unit = 64;
+ fs->dskattr.out.units_total = 0xFFFF;
+ fs->dskattr.out.units_free = 0xFFFF;
+ }
+ return NT_STATUS_OK;
+ }
+
+ case RAW_QFS_ALLOCATION:
+ fs->allocation.out.fs_id = fs2->generic.out.fs_id;
+ fs->allocation.out.total_alloc_units = fs2->generic.out.blocks_total;
+ fs->allocation.out.avail_alloc_units = fs2->generic.out.blocks_free;
+ fs->allocation.out.sectors_per_unit = 1;
+ fs->allocation.out.bytes_per_sector = fs2->generic.out.block_size;
+ return NT_STATUS_OK;
+
+ case RAW_QFS_VOLUME:
+ fs->volume.out.serial_number = fs2->generic.out.serial_number;
+ fs->volume.out.volume_name.s = fs2->generic.out.volume_name;
+ return NT_STATUS_OK;
+
+ case RAW_QFS_VOLUME_INFO:
+ case RAW_QFS_VOLUME_INFORMATION:
+ fs->volume_info.out.create_time = fs2->generic.out.create_time;
+ fs->volume_info.out.serial_number = fs2->generic.out.serial_number;
+ fs->volume_info.out.volume_name.s = fs2->generic.out.volume_name;
+ return NT_STATUS_OK;
+
+ case RAW_QFS_SIZE_INFO:
+ case RAW_QFS_SIZE_INFORMATION:
+ fs->size_info.out.total_alloc_units = fs2->generic.out.blocks_total;
+ fs->size_info.out.avail_alloc_units = fs2->generic.out.blocks_free;
+ fs->size_info.out.sectors_per_unit = 1;
+ fs->size_info.out.bytes_per_sector = fs2->generic.out.block_size;
+ return NT_STATUS_OK;
+
+ case RAW_QFS_DEVICE_INFO:
+ case RAW_QFS_DEVICE_INFORMATION:
+ fs->device_info.out.device_type = fs2->generic.out.device_type;
+ fs->device_info.out.characteristics = fs2->generic.out.device_characteristics;
+ return NT_STATUS_OK;
+
+ case RAW_QFS_ATTRIBUTE_INFO:
+ case RAW_QFS_ATTRIBUTE_INFORMATION:
+ fs->attribute_info.out.fs_attr = fs2->generic.out.fs_attr;
+ fs->attribute_info.out.max_file_component_length = fs2->generic.out.max_file_component_length;
+ fs->attribute_info.out.fs_type.s = fs2->generic.out.fs_type;
+ return NT_STATUS_OK;
+
+ case RAW_QFS_QUOTA_INFORMATION:
+ ZERO_STRUCT(fs->quota_information.out.unknown);
+ fs->quota_information.out.quota_soft = fs2->generic.out.quota_soft;
+ fs->quota_information.out.quota_hard = fs2->generic.out.quota_hard;
+ fs->quota_information.out.quota_flags = fs2->generic.out.quota_flags;
+ return NT_STATUS_OK;
+
+ case RAW_QFS_FULL_SIZE_INFORMATION:
+ fs->full_size_information.out.total_alloc_units = fs2->generic.out.blocks_total;
+ fs->full_size_information.out.call_avail_alloc_units = fs2->generic.out.blocks_free;
+ fs->full_size_information.out.actual_avail_alloc_units = fs2->generic.out.blocks_free;
+ fs->full_size_information.out.sectors_per_unit = 1;
+ fs->full_size_information.out.bytes_per_sector = fs2->generic.out.block_size;
+ return NT_STATUS_OK;
+
+ case RAW_QFS_OBJECTID_INFORMATION:
+ fs->objectid_information.out.guid = fs2->generic.out.guid;
+ ZERO_STRUCT(fs->objectid_information.out.unknown);
+ return NT_STATUS_OK;
+
+ case RAW_QFS_SECTOR_SIZE_INFORMATION:
+ fs->sector_size_info.out.logical_bytes_per_sector
+ = fs2->generic.out.block_size;
+ fs->sector_size_info.out.phys_bytes_per_sector_atomic
+ = fs2->generic.out.block_size;
+ fs->sector_size_info.out.phys_bytes_per_sector_perf
+ = fs2->generic.out.block_size;
+ fs->sector_size_info.out.fs_effective_phys_bytes_per_sector_atomic
+ = fs2->generic.out.block_size;
+ fs->sector_size_info.out.flags
+ = QFS_SSINFO_FLAGS_ALIGNED_DEVICE
+ | QFS_SSINFO_FLAGS_PARTITION_ALIGNED_ON_DEVICE;
+ fs->sector_size_info.out.byte_off_sector_align = 0;
+ fs->sector_size_info.out.byte_off_partition_align = 0;
+ return NT_STATUS_OK;
+
+ case RAW_QFS_GENERIC:
+ case RAW_QFS_UNIX_INFO:
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ return NT_STATUS_INVALID_LEVEL;
+}
+
+/*
+ NTVFS fsinfo any to generic mapper
+*/
+NTSTATUS ntvfs_map_fsinfo(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_fsinfo *fs)
+{
+ NTSTATUS status;
+ union smb_fsinfo *fs2;
+
+ fs2 = talloc(req, union smb_fsinfo);
+ if (fs2 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ if (fs->generic.level == RAW_QFS_GENERIC) {
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ status = ntvfs_map_async_setup(ntvfs, req, fs, fs2,
+ (second_stage_t)ntvfs_map_fsinfo_finish);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ /* ask the backend for the generic info */
+ fs2->generic.level = RAW_QFS_GENERIC;
+
+ status = ntvfs->ops->fsinfo_fn(ntvfs, req, fs2);
+ return ntvfs_map_async_finish(req, status);
+}
+
+
+/*
+ NTVFS fileinfo generic to any mapper
+*/
+NTSTATUS ntvfs_map_fileinfo(TALLOC_CTX *mem_ctx,
+ union smb_fileinfo *info,
+ union smb_fileinfo *info2)
+{
+ int i;
+ /* and convert it to the required level using results in info2 */
+ switch (info->generic.level) {
+ case RAW_FILEINFO_GETATTR:
+ info->getattr.out.attrib = info2->generic.out.attrib & 0xff;
+ info->getattr.out.size = info2->generic.out.size;
+ info->getattr.out.write_time = nt_time_to_unix(info2->generic.out.write_time);
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_GETATTRE:
+ info->getattre.out.attrib = info2->generic.out.attrib;
+ info->getattre.out.size = info2->generic.out.size;
+ info->getattre.out.write_time = nt_time_to_unix(info2->generic.out.write_time);
+ info->getattre.out.create_time = nt_time_to_unix(info2->generic.out.create_time);
+ info->getattre.out.access_time = nt_time_to_unix(info2->generic.out.access_time);
+ info->getattre.out.alloc_size = info2->generic.out.alloc_size;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
+ info->network_open_information.out.create_time = info2->generic.out.create_time;
+ info->network_open_information.out.access_time = info2->generic.out.access_time;
+ info->network_open_information.out.write_time = info2->generic.out.write_time;
+ info->network_open_information.out.change_time = info2->generic.out.change_time;
+ info->network_open_information.out.alloc_size = info2->generic.out.alloc_size;
+ info->network_open_information.out.size = info2->generic.out.size;
+ info->network_open_information.out.attrib = info2->generic.out.attrib;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ALL_INFO:
+ case RAW_FILEINFO_ALL_INFORMATION:
+ info->all_info.out.create_time = info2->generic.out.create_time;
+ info->all_info.out.access_time = info2->generic.out.access_time;
+ info->all_info.out.write_time = info2->generic.out.write_time;
+ info->all_info.out.change_time = info2->generic.out.change_time;
+ info->all_info.out.attrib = info2->generic.out.attrib;
+ info->all_info.out.alloc_size = info2->generic.out.alloc_size;
+ info->all_info.out.size = info2->generic.out.size;
+ info->all_info.out.nlink = info2->generic.out.nlink;
+ info->all_info.out.delete_pending = info2->generic.out.delete_pending;
+ info->all_info.out.directory = info2->generic.out.directory;
+ info->all_info.out.ea_size = info2->generic.out.ea_size;
+ info->all_info.out.fname.s = info2->generic.out.fname.s;
+ info->all_info.out.fname.private_length = info2->generic.out.fname.private_length;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_BASIC_INFO:
+ case RAW_FILEINFO_BASIC_INFORMATION:
+ info->basic_info.out.create_time = info2->generic.out.create_time;
+ info->basic_info.out.access_time = info2->generic.out.access_time;
+ info->basic_info.out.write_time = info2->generic.out.write_time;
+ info->basic_info.out.change_time = info2->generic.out.change_time;
+ info->basic_info.out.attrib = info2->generic.out.attrib;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_STANDARD:
+ info->standard.out.create_time = nt_time_to_unix(info2->generic.out.create_time);
+ info->standard.out.access_time = nt_time_to_unix(info2->generic.out.access_time);
+ info->standard.out.write_time = nt_time_to_unix(info2->generic.out.write_time);
+ info->standard.out.size = info2->generic.out.size;
+ info->standard.out.alloc_size = info2->generic.out.alloc_size;
+ info->standard.out.attrib = info2->generic.out.attrib;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_EA_SIZE:
+ info->ea_size.out.create_time = nt_time_to_unix(info2->generic.out.create_time);
+ info->ea_size.out.access_time = nt_time_to_unix(info2->generic.out.access_time);
+ info->ea_size.out.write_time = nt_time_to_unix(info2->generic.out.write_time);
+ info->ea_size.out.size = info2->generic.out.size;
+ info->ea_size.out.alloc_size = info2->generic.out.alloc_size;
+ info->ea_size.out.attrib = info2->generic.out.attrib;
+ info->ea_size.out.ea_size = info2->generic.out.ea_size;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_STANDARD_INFO:
+ case RAW_FILEINFO_STANDARD_INFORMATION:
+ info->standard_info.out.alloc_size = info2->generic.out.alloc_size;
+ info->standard_info.out.size = info2->generic.out.size;
+ info->standard_info.out.nlink = info2->generic.out.nlink;
+ info->standard_info.out.delete_pending = info2->generic.out.delete_pending;
+ info->standard_info.out.directory = info2->generic.out.directory;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_INTERNAL_INFORMATION:
+ info->internal_information.out.file_id = info2->generic.out.file_id;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_EA_INFO:
+ case RAW_FILEINFO_EA_INFORMATION:
+ info->ea_info.out.ea_size = info2->generic.out.ea_size;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
+ info->attribute_tag_information.out.attrib = info2->generic.out.attrib;
+ info->attribute_tag_information.out.reparse_tag = info2->generic.out.reparse_tag;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_STREAM_INFO:
+ case RAW_FILEINFO_STREAM_INFORMATION:
+ info->stream_info.out.num_streams = info2->generic.out.num_streams;
+ if (info->stream_info.out.num_streams > 0) {
+ info->stream_info.out.streams =
+ talloc_array(mem_ctx,
+ struct stream_struct,
+ info->stream_info.out.num_streams);
+ if (!info->stream_info.out.streams) {
+ DEBUG(2,("ntvfs_map_fileinfo: no memory for %d streams\n",
+ info->stream_info.out.num_streams));
+ return NT_STATUS_NO_MEMORY;
+ }
+ for (i=0; i < info->stream_info.out.num_streams; i++) {
+ info->stream_info.out.streams[i] = info2->generic.out.streams[i];
+ info->stream_info.out.streams[i].stream_name.s =
+ talloc_strdup(info->stream_info.out.streams,
+ info2->generic.out.streams[i].stream_name.s);
+ if (!info->stream_info.out.streams[i].stream_name.s) {
+ DEBUG(2,("ntvfs_map_fileinfo: no memory for stream_name\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+ }
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_NAME_INFO:
+ case RAW_FILEINFO_NAME_INFORMATION:
+ info->name_info.out.fname.s = talloc_strdup(mem_ctx, info2->generic.out.fname.s);
+ NT_STATUS_HAVE_NO_MEMORY(info->name_info.out.fname.s);
+ info->name_info.out.fname.private_length = info2->generic.out.fname.private_length;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ALT_NAME_INFO:
+ case RAW_FILEINFO_ALT_NAME_INFORMATION:
+ case RAW_FILEINFO_SMB2_ALT_NAME_INFORMATION:
+ info->alt_name_info.out.fname.s = talloc_strdup(mem_ctx, info2->generic.out.alt_fname.s);
+ NT_STATUS_HAVE_NO_MEMORY(info->alt_name_info.out.fname.s);
+ info->alt_name_info.out.fname.private_length = info2->generic.out.alt_fname.private_length;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_POSITION_INFORMATION:
+ info->position_information.out.position = info2->generic.out.position;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ALL_EAS:
+ info->all_eas.out.num_eas = info2->generic.out.num_eas;
+ if (info->all_eas.out.num_eas > 0) {
+ info->all_eas.out.eas = talloc_array(mem_ctx,
+ struct ea_struct,
+ info->all_eas.out.num_eas);
+ if (!info->all_eas.out.eas) {
+ DEBUG(2,("ntvfs_map_fileinfo: no memory for %d eas\n",
+ info->all_eas.out.num_eas));
+ return NT_STATUS_NO_MEMORY;
+ }
+ for (i = 0; i < info->all_eas.out.num_eas; i++) {
+ info->all_eas.out.eas[i] = info2->generic.out.eas[i];
+ info->all_eas.out.eas[i].name.s =
+ talloc_strdup(info->all_eas.out.eas,
+ info2->generic.out.eas[i].name.s);
+ if (!info->all_eas.out.eas[i].name.s) {
+ DEBUG(2,("ntvfs_map_fileinfo: no memory for stream_name\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+ info->all_eas.out.eas[i].value.data =
+ (uint8_t *)talloc_memdup(info->all_eas.out.eas,
+ info2->generic.out.eas[i].value.data,
+ info2->generic.out.eas[i].value.length);
+ if (!info->all_eas.out.eas[i].value.data) {
+ DEBUG(2,("ntvfs_map_fileinfo: no memory for stream_name\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+ }
+ }
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_IS_NAME_VALID:
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_COMPRESSION_INFO:
+ case RAW_FILEINFO_COMPRESSION_INFORMATION:
+ info->compression_info.out.compressed_size = info2->generic.out.compressed_size;
+ info->compression_info.out.format = info2->generic.out.format;
+ info->compression_info.out.unit_shift = info2->generic.out.unit_shift;
+ info->compression_info.out.chunk_shift = info2->generic.out.chunk_shift;
+ info->compression_info.out.cluster_shift = info2->generic.out.cluster_shift;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ACCESS_INFORMATION:
+ info->access_information.out.access_flags = info2->generic.out.access_flags;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_MODE_INFORMATION:
+ info->mode_information.out.mode = info2->generic.out.mode;
+ return NT_STATUS_OK;
+
+ case RAW_FILEINFO_ALIGNMENT_INFORMATION:
+ info->alignment_information.out.alignment_requirement =
+ info2->generic.out.alignment_requirement;
+ return NT_STATUS_OK;
+ case RAW_FILEINFO_UNIX_BASIC:
+#if 1
+ return NT_STATUS_INVALID_LEVEL;
+#else
+ info->unix_basic_info.out.end_of_file = info2->generic.out.end_of_file;
+ info->unix_basic_info.out.num_bytes = info2->generic.out.size;
+ info->unix_basic_info.out.status_change_time = info2->generic.out.change_time;
+ info->unix_basic_info.out.access_time = info2->generic.out.access_time;
+ info->unix_basic_info.out.change_time = info2->generic.out.change_time;
+ info->unix_basic_info.out.uid = info2->generic.out.uid;
+ info->unix_basic_info.out.gid = info2->generic.out.gid;
+ info->unix_basic_info.out.file_type = info2->generic.out.file_type;
+ info->unix_basic_info.out.dev_major = info2->generic.out.device;
+ info->unix_basic_info.out.dev_minor = info2->generic.out.device;
+ info->unix_basic_info.out.unique_id = info2->generic.out.inode;
+ info->unix_basic_info.out.permissions = info2->generic.out.permissions;
+ info->unix_basic_info.out.nlink = info2->generic.out.nlink;
+ return NT_STATUS_OK;
+#endif
+ case RAW_FILEINFO_UNIX_LINK:
+#if 1
+ return NT_STATUS_INVALID_LEVEL;
+#else
+ info->unix_link_info.out.link_dest = info2->generic.out.link_dest;
+ return NT_STATUS_OK;
+#endif
+ case RAW_FILEINFO_GENERIC:
+ case RAW_FILEINFO_SEC_DESC:
+ case RAW_FILEINFO_EA_LIST:
+ case RAW_FILEINFO_UNIX_INFO2:
+ case RAW_FILEINFO_SMB2_ALL_EAS:
+ case RAW_FILEINFO_SMB2_ALL_INFORMATION:
+ return NT_STATUS_INVALID_LEVEL;
+ case RAW_FILEINFO_NORMALIZED_NAME_INFORMATION:
+ return NT_STATUS_NOT_SUPPORTED;
+ }
+
+ return NT_STATUS_INVALID_LEVEL;
+}
+
+/*
+ NTVFS any to fileinfo mapper
+*/
+static NTSTATUS ntvfs_map_qfileinfo_finish(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_fileinfo *info,
+ union smb_fileinfo *info2,
+ NTSTATUS status)
+{
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ return ntvfs_map_fileinfo(req, info, info2);
+}
+
+/*
+ NTVFS fileinfo generic to any mapper
+*/
+NTSTATUS ntvfs_map_qfileinfo(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_fileinfo *info)
+{
+ NTSTATUS status;
+ union smb_fileinfo *info2;
+
+ info2 = talloc(req, union smb_fileinfo);
+ if (info2 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ if (info->generic.level == RAW_FILEINFO_GENERIC) {
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ status = ntvfs_map_async_setup(ntvfs, req, info, info2,
+ (second_stage_t)ntvfs_map_qfileinfo_finish);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ /* ask the backend for the generic info */
+ info2->generic.level = RAW_FILEINFO_GENERIC;
+ info2->generic.in.file.ntvfs= info->generic.in.file.ntvfs;
+
+ status = ntvfs->ops->qfileinfo_fn(ntvfs, req, info2);
+ return ntvfs_map_async_finish(req, status);
+}
+
+/*
+ NTVFS any to fileinfo mapper
+*/
+static NTSTATUS ntvfs_map_qpathinfo_finish(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_fileinfo *info,
+ union smb_fileinfo *info2,
+ NTSTATUS status)
+{
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ return ntvfs_map_fileinfo(req, info, info2);
+}
+
+/*
+ NTVFS pathinfo generic to any mapper
+*/
+NTSTATUS ntvfs_map_qpathinfo(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_fileinfo *info)
+{
+ NTSTATUS status;
+ union smb_fileinfo *info2;
+
+ info2 = talloc(req, union smb_fileinfo);
+ if (info2 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ if (info->generic.level == RAW_FILEINFO_GENERIC) {
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ status = ntvfs_map_async_setup(ntvfs, req, info, info2,
+ (second_stage_t)ntvfs_map_qpathinfo_finish);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ /* ask the backend for the generic info */
+ info2->generic.level = RAW_FILEINFO_GENERIC;
+ info2->generic.in.file.path = info->generic.in.file.path;
+
+ status = ntvfs->ops->qpathinfo_fn(ntvfs, req, info2);
+ return ntvfs_map_async_finish(req, status);
+}
+
+
+/*
+ NTVFS lock generic to any mapper
+*/
+NTSTATUS ntvfs_map_lock(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_lock *lck)
+{
+ union smb_lock *lck2;
+ struct smb_lock_entry *locks;
+
+ lck2 = talloc(req, union smb_lock);
+ if (lck2 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ locks = talloc_array(lck2, struct smb_lock_entry, 1);
+ if (locks == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ switch (lck->generic.level) {
+ case RAW_LOCK_LOCKX:
+ return NT_STATUS_INVALID_LEVEL;
+
+ case RAW_LOCK_LOCK:
+ lck2->generic.level = RAW_LOCK_GENERIC;
+ lck2->generic.in.file.ntvfs= lck->lock.in.file.ntvfs;
+ lck2->generic.in.mode = 0;
+ lck2->generic.in.timeout = 0;
+ lck2->generic.in.ulock_cnt = 0;
+ lck2->generic.in.lock_cnt = 1;
+ lck2->generic.in.locks = locks;
+ locks->pid = req->smbpid;
+ locks->offset = lck->lock.in.offset;
+ locks->count = lck->lock.in.count;
+ break;
+
+ case RAW_LOCK_UNLOCK:
+ lck2->generic.level = RAW_LOCK_GENERIC;
+ lck2->generic.in.file.ntvfs= lck->unlock.in.file.ntvfs;
+ lck2->generic.in.mode = 0;
+ lck2->generic.in.timeout = 0;
+ lck2->generic.in.ulock_cnt = 1;
+ lck2->generic.in.lock_cnt = 0;
+ lck2->generic.in.locks = locks;
+ locks->pid = req->smbpid;
+ locks->offset = lck->unlock.in.offset;
+ locks->count = lck->unlock.in.count;
+ break;
+
+ case RAW_LOCK_SMB2: {
+ /* this is only approximate! We need to change the
+ generic structure to fix this properly */
+ int i;
+ bool isunlock;
+ if (lck->smb2.in.lock_count < 1) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ lck2->generic.level = RAW_LOCK_GENERIC;
+ lck2->generic.in.file.ntvfs= lck->smb2.in.file.ntvfs;
+ lck2->generic.in.timeout = UINT32_MAX;
+ lck2->generic.in.mode = 0;
+ lck2->generic.in.lock_cnt = 0;
+ lck2->generic.in.ulock_cnt = 0;
+ lck2->generic.in.locks = talloc_zero_array(lck2, struct smb_lock_entry,
+ lck->smb2.in.lock_count);
+ if (lck2->generic.in.locks == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ /* only the first lock gives the UNLOCK bit - see
+ MS-SMB2 3.3.5.14 */
+ if (lck->smb2.in.locks[0].flags & SMB2_LOCK_FLAG_UNLOCK) {
+ if (lck->smb2.in.locks[0].flags & SMB2_LOCK_FLAG_FAIL_IMMEDIATELY) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ lck2->generic.in.ulock_cnt = lck->smb2.in.lock_count;
+ isunlock = true;
+ } else {
+ lck2->generic.in.lock_cnt = lck->smb2.in.lock_count;
+ isunlock = false;
+ }
+ for (i=0;i<lck->smb2.in.lock_count;i++) {
+ if (!isunlock &&
+ lck->smb2.in.locks[i].flags == SMB2_LOCK_FLAG_NONE) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ if (lck->smb2.in.locks[i].flags & ~SMB2_LOCK_FLAG_ALL_MASK) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ if (isunlock &&
+ (lck->smb2.in.locks[i].flags &
+ (SMB2_LOCK_FLAG_SHARED|SMB2_LOCK_FLAG_EXCLUSIVE))) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ if (!isunlock &&
+ (lck->smb2.in.locks[i].flags & SMB2_LOCK_FLAG_UNLOCK)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+ lck2->generic.in.locks[i].pid = req->smbpid;
+ lck2->generic.in.locks[i].offset = lck->smb2.in.locks[i].offset;
+ lck2->generic.in.locks[i].count = lck->smb2.in.locks[i].length;
+ if (!(lck->smb2.in.locks[i].flags & SMB2_LOCK_FLAG_EXCLUSIVE)) {
+ lck2->generic.in.mode = LOCKING_ANDX_SHARED_LOCK;
+ }
+ if (lck->smb2.in.locks[i].flags & SMB2_LOCK_FLAG_FAIL_IMMEDIATELY) {
+ lck2->generic.in.timeout = 0;
+ }
+ }
+ /* initialize output value */
+ lck->smb2.out.reserved = 0;
+ break;
+ }
+
+ case RAW_LOCK_SMB2_BREAK:
+ lck2->generic.level = RAW_LOCK_GENERIC;
+ lck2->generic.in.file.ntvfs = lck->smb2_break.in.file.ntvfs;
+ lck2->generic.in.mode = LOCKING_ANDX_OPLOCK_RELEASE |
+ ((lck->smb2_break.in.oplock_level << 8) & 0xFF00);
+ lck2->generic.in.timeout = 0;
+ lck2->generic.in.ulock_cnt = 0;
+ lck2->generic.in.lock_cnt = 0;
+ lck2->generic.in.locks = NULL;
+
+ /* initialize output value */
+ lck->smb2_break.out.oplock_level= lck->smb2_break.in.oplock_level;
+ lck->smb2_break.out.reserved = lck->smb2_break.in.reserved;
+ lck->smb2_break.out.reserved2 = lck->smb2_break.in.reserved2;
+ lck->smb2_break.out.file = lck->smb2_break.in.file;
+ break;
+ }
+
+ /*
+ * we don't need to call ntvfs_map_async_setup() here,
+ * as lock() doesn't have any output fields
+ */
+
+ return ntvfs->ops->lock_fn(ntvfs, req, lck2);
+}
+
+
+/*
+ NTVFS write generic to any mapper
+*/
+static NTSTATUS ntvfs_map_write_finish(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_write *wr,
+ union smb_write *wr2,
+ NTSTATUS status)
+{
+ union smb_lock *lck;
+ union smb_close *cl;
+ unsigned int state;
+
+ if (NT_STATUS_IS_ERR(status)) {
+ return status;
+ }
+
+ switch (wr->generic.level) {
+ case RAW_WRITE_WRITE:
+ wr->write.out.nwritten = wr2->generic.out.nwritten;
+ break;
+
+ case RAW_WRITE_WRITEUNLOCK:
+ wr->writeunlock.out.nwritten = wr2->generic.out.nwritten;
+
+ lck = talloc(wr2, union smb_lock);
+ if (lck == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ lck->unlock.level = RAW_LOCK_UNLOCK;
+ lck->unlock.in.file.ntvfs = wr->writeunlock.in.file.ntvfs;
+ lck->unlock.in.count = wr->writeunlock.in.count;
+ lck->unlock.in.offset = wr->writeunlock.in.offset;
+
+ if (lck->unlock.in.count != 0) {
+ /* do the lock sync for now */
+ state = req->async_states->state;
+ req->async_states->state &= ~NTVFS_ASYNC_STATE_MAY_ASYNC;
+ status = ntvfs->ops->lock_fn(ntvfs, req, lck);
+ req->async_states->state = state;
+ }
+ break;
+
+ case RAW_WRITE_WRITECLOSE:
+ wr->writeclose.out.nwritten = wr2->generic.out.nwritten;
+
+ cl = talloc(wr2, union smb_close);
+ if (cl == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ cl->close.level = RAW_CLOSE_CLOSE;
+ cl->close.in.file.ntvfs = wr->writeclose.in.file.ntvfs;
+ cl->close.in.write_time = wr->writeclose.in.mtime;
+
+ if (wr2->generic.in.count != 0) {
+ /* do the close sync for now */
+ state = req->async_states->state;
+ req->async_states->state &= ~NTVFS_ASYNC_STATE_MAY_ASYNC;
+ status = ntvfs->ops->close_fn(ntvfs, req, cl);
+ req->async_states->state = state;
+ }
+ break;
+
+ case RAW_WRITE_SPLWRITE:
+ break;
+
+ case RAW_WRITE_SMB2:
+ wr->smb2.out._pad = 0;
+ wr->smb2.out.nwritten = wr2->generic.out.nwritten;
+ wr->smb2.out.unknown1 = 0;
+ break;
+
+ default:
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ return status;
+}
+
+
+/*
+ NTVFS write generic to any mapper
+*/
+NTSTATUS ntvfs_map_write(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_write *wr)
+{
+ union smb_write *wr2;
+ NTSTATUS status;
+
+ wr2 = talloc(req, union smb_write);
+ if (wr2 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ status = ntvfs_map_async_setup(ntvfs, req, wr, wr2,
+ (second_stage_t)ntvfs_map_write_finish);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ wr2->writex.level = RAW_WRITE_GENERIC;
+
+ switch (wr->generic.level) {
+ case RAW_WRITE_WRITEX:
+ status = NT_STATUS_INVALID_LEVEL;
+ break;
+
+ case RAW_WRITE_WRITE:
+ wr2->writex.in.file.ntvfs= wr->write.in.file.ntvfs;
+ wr2->writex.in.offset = wr->write.in.offset;
+ wr2->writex.in.wmode = 0;
+ wr2->writex.in.remaining = wr->write.in.remaining;
+ wr2->writex.in.count = wr->write.in.count;
+ wr2->writex.in.data = wr->write.in.data;
+ status = ntvfs->ops->write_fn(ntvfs, req, wr2);
+ break;
+
+ case RAW_WRITE_WRITEUNLOCK:
+ wr2->writex.in.file.ntvfs= wr->writeunlock.in.file.ntvfs;
+ wr2->writex.in.offset = wr->writeunlock.in.offset;
+ wr2->writex.in.wmode = 0;
+ wr2->writex.in.remaining = wr->writeunlock.in.remaining;
+ wr2->writex.in.count = wr->writeunlock.in.count;
+ wr2->writex.in.data = wr->writeunlock.in.data;
+ status = ntvfs->ops->write_fn(ntvfs, req, wr2);
+ break;
+
+ case RAW_WRITE_WRITECLOSE:
+ wr2->writex.in.file.ntvfs= wr->writeclose.in.file.ntvfs;
+ wr2->writex.in.offset = wr->writeclose.in.offset;
+ wr2->writex.in.wmode = 0;
+ wr2->writex.in.remaining = 0;
+ wr2->writex.in.count = wr->writeclose.in.count;
+ wr2->writex.in.data = wr->writeclose.in.data;
+ status = ntvfs->ops->write_fn(ntvfs, req, wr2);
+ break;
+
+ case RAW_WRITE_SPLWRITE:
+ wr2->writex.in.file.ntvfs= wr->splwrite.in.file.ntvfs;
+ wr2->writex.in.offset = 0;
+ wr2->writex.in.wmode = 0;
+ wr2->writex.in.remaining = 0;
+ wr2->writex.in.count = wr->splwrite.in.count;
+ wr2->writex.in.data = wr->splwrite.in.data;
+ status = ntvfs->ops->write_fn(ntvfs, req, wr2);
+ break;
+
+ case RAW_WRITE_SMB2:
+ wr2->writex.in.file.ntvfs= wr->smb2.in.file.ntvfs;
+ wr2->writex.in.offset = wr->smb2.in.offset;
+ wr2->writex.in.wmode = 0;
+ wr2->writex.in.remaining = 0;
+ wr2->writex.in.count = wr->smb2.in.data.length;
+ wr2->writex.in.data = wr->smb2.in.data.data;
+ status = ntvfs->ops->write_fn(ntvfs, req, wr2);
+ }
+
+ return ntvfs_map_async_finish(req, status);
+}
+
+
+/*
+ NTVFS read generic to any mapper - finish the out mapping
+*/
+static NTSTATUS ntvfs_map_read_finish(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_read *rd,
+ union smb_read *rd2,
+ NTSTATUS status)
+{
+ switch (rd->generic.level) {
+ case RAW_READ_READ:
+ rd->read.out.nread = rd2->generic.out.nread;
+ break;
+ case RAW_READ_READBRAW:
+ rd->readbraw.out.nread = rd2->generic.out.nread;
+ break;
+ case RAW_READ_LOCKREAD:
+ rd->lockread.out.nread = rd2->generic.out.nread;
+ break;
+ case RAW_READ_SMB2:
+ rd->smb2.out.data.length= rd2->generic.out.nread;
+ rd->smb2.out.remaining = 0;
+ rd->smb2.out.reserved = 0;
+ break;
+ default:
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ return status;
+}
+
+/*
+ NTVFS read* to readx mapper
+*/
+NTSTATUS ntvfs_map_read(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_read *rd)
+{
+ union smb_read *rd2;
+ union smb_lock *lck;
+ NTSTATUS status;
+ unsigned int state;
+
+ rd2 = talloc(req, union smb_read);
+ if (rd2 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ status = ntvfs_map_async_setup(ntvfs, req, rd, rd2,
+ (second_stage_t)ntvfs_map_read_finish);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ rd2->readx.level = RAW_READ_READX;
+ rd2->readx.in.read_for_execute = false;
+
+ switch (rd->generic.level) {
+ case RAW_READ_READX:
+ status = NT_STATUS_INVALID_LEVEL;
+ break;
+
+ case RAW_READ_READ:
+ rd2->readx.in.file.ntvfs= rd->read.in.file.ntvfs;
+ rd2->readx.in.offset = rd->read.in.offset;
+ rd2->readx.in.mincnt = rd->read.in.count;
+ rd2->readx.in.maxcnt = rd->read.in.count;
+ rd2->readx.in.remaining = rd->read.in.remaining;
+ rd2->readx.out.data = rd->read.out.data;
+ status = ntvfs->ops->read_fn(ntvfs, req, rd2);
+ break;
+
+ case RAW_READ_READBRAW:
+ rd2->readx.in.file.ntvfs= rd->readbraw.in.file.ntvfs;
+ rd2->readx.in.offset = rd->readbraw.in.offset;
+ rd2->readx.in.mincnt = rd->readbraw.in.mincnt;
+ rd2->readx.in.maxcnt = rd->readbraw.in.maxcnt;
+ rd2->readx.in.remaining = 0;
+ rd2->readx.out.data = rd->readbraw.out.data;
+ status = ntvfs->ops->read_fn(ntvfs, req, rd2);
+ break;
+
+ case RAW_READ_LOCKREAD:
+ /* do the initial lock sync for now */
+ state = req->async_states->state;
+ req->async_states->state &= ~NTVFS_ASYNC_STATE_MAY_ASYNC;
+
+ lck = talloc(rd2, union smb_lock);
+ if (lck == NULL) {
+ status = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+ lck->lock.level = RAW_LOCK_LOCK;
+ lck->lock.in.file.ntvfs = rd->lockread.in.file.ntvfs;
+ lck->lock.in.count = rd->lockread.in.count;
+ lck->lock.in.offset = rd->lockread.in.offset;
+ status = ntvfs->ops->lock_fn(ntvfs, req, lck);
+ req->async_states->state = state;
+
+ rd2->readx.in.file.ntvfs= rd->lockread.in.file.ntvfs;
+ rd2->readx.in.offset = rd->lockread.in.offset;
+ rd2->readx.in.mincnt = rd->lockread.in.count;
+ rd2->readx.in.maxcnt = rd->lockread.in.count;
+ rd2->readx.in.remaining = rd->lockread.in.remaining;
+ rd2->readx.out.data = rd->lockread.out.data;
+
+ if (NT_STATUS_IS_OK(status)) {
+ status = ntvfs->ops->read_fn(ntvfs, req, rd2);
+ }
+ break;
+
+ case RAW_READ_SMB2:
+ rd2->readx.in.file.ntvfs= rd->smb2.in.file.ntvfs;
+ rd2->readx.in.offset = rd->smb2.in.offset;
+ rd2->readx.in.mincnt = rd->smb2.in.min_count;
+ rd2->readx.in.maxcnt = rd->smb2.in.length;
+ rd2->readx.in.remaining = 0;
+ rd2->readx.out.data = rd->smb2.out.data.data;
+ status = ntvfs->ops->read_fn(ntvfs, req, rd2);
+ break;
+ }
+
+done:
+ return ntvfs_map_async_finish(req, status);
+}
+
+
+/*
+ NTVFS close generic to any mapper
+*/
+static NTSTATUS ntvfs_map_close_finish(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_close *cl,
+ union smb_close *cl2,
+ NTSTATUS status)
+{
+ NT_STATUS_NOT_OK_RETURN(status);
+
+ switch (cl->generic.level) {
+ case RAW_CLOSE_SMB2:
+ cl->smb2.out.flags = cl2->generic.out.flags;
+ cl->smb2.out._pad = 0;
+ cl->smb2.out.create_time = cl2->generic.out.create_time;
+ cl->smb2.out.access_time = cl2->generic.out.access_time;
+ cl->smb2.out.write_time = cl2->generic.out.write_time;
+ cl->smb2.out.change_time = cl2->generic.out.change_time;
+ cl->smb2.out.alloc_size = cl2->generic.out.alloc_size;
+ cl->smb2.out.size = cl2->generic.out.size;
+ cl->smb2.out.file_attr = cl2->generic.out.file_attr;
+ break;
+ default:
+ break;
+ }
+
+ return status;
+}
+
+/*
+ NTVFS close generic to any mapper
+*/
+NTSTATUS ntvfs_map_close(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_close *cl)
+{
+ union smb_close *cl2;
+ NTSTATUS status;
+
+ cl2 = talloc(req, union smb_close);
+ if (cl2 == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ switch (cl->generic.level) {
+ case RAW_CLOSE_GENERIC:
+ return NT_STATUS_INVALID_LEVEL;
+
+ case RAW_CLOSE_CLOSE:
+ cl2->generic.level = RAW_CLOSE_GENERIC;
+ cl2->generic.in.file = cl->close.in.file;
+ cl2->generic.in.write_time = cl->close.in.write_time;
+ cl2->generic.in.flags = 0;
+ break;
+
+ case RAW_CLOSE_SPLCLOSE:
+ cl2->generic.level = RAW_CLOSE_GENERIC;
+ cl2->generic.in.file = cl->splclose.in.file;
+ cl2->generic.in.write_time = 0;
+ cl2->generic.in.flags = 0;
+ break;
+
+ case RAW_CLOSE_SMB2:
+ cl2->generic.level = RAW_CLOSE_GENERIC;
+ cl2->generic.in.file = cl->smb2.in.file;
+ cl2->generic.in.write_time = 0;
+ cl2->generic.in.flags = cl->smb2.in.flags;
+ break;
+ }
+
+ status = ntvfs_map_async_setup(ntvfs, req, cl, cl2,
+ (second_stage_t)ntvfs_map_close_finish);
+ NT_STATUS_NOT_OK_RETURN(status);
+
+ status = ntvfs->ops->close_fn(ntvfs, req, cl2);
+
+ return ntvfs_map_async_finish(req, status);
+}
+
+/*
+ NTVFS notify generic to any mapper
+*/
+static NTSTATUS ntvfs_map_notify_finish(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_notify *nt,
+ union smb_notify *nt2,
+ NTSTATUS status)
+{
+ NT_STATUS_NOT_OK_RETURN(status);
+
+ switch (nt->nttrans.level) {
+ case RAW_NOTIFY_SMB2:
+ if (nt2->nttrans.out.num_changes == 0) {
+ return NT_STATUS_NOTIFY_ENUM_DIR;
+ }
+ nt->smb2.out.num_changes = nt2->nttrans.out.num_changes;
+ nt->smb2.out.changes = talloc_steal(req, nt2->nttrans.out.changes);
+ break;
+
+ default:
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
+ return status;
+}
+
+
+/*
+ NTVFS notify generic to any mapper
+*/
+NTSTATUS ntvfs_map_notify(struct ntvfs_module_context *ntvfs,
+ struct ntvfs_request *req,
+ union smb_notify *nt)
+{
+ union smb_notify *nt2;
+ NTSTATUS status;
+
+ nt2 = talloc(req, union smb_notify);
+ NT_STATUS_HAVE_NO_MEMORY(nt2);
+
+ status = ntvfs_map_async_setup(ntvfs, req, nt, nt2,
+ (second_stage_t)ntvfs_map_notify_finish);
+ NT_STATUS_NOT_OK_RETURN(status);
+
+ nt2->nttrans.level = RAW_NOTIFY_NTTRANS;
+
+ switch (nt->nttrans.level) {
+ case RAW_NOTIFY_NTTRANS:
+ status = NT_STATUS_INVALID_LEVEL;
+ break;
+
+ case RAW_NOTIFY_SMB2:
+ nt2->nttrans.in.file.ntvfs = nt->smb2.in.file.ntvfs;
+ nt2->nttrans.in.buffer_size = nt->smb2.in.buffer_size;
+ nt2->nttrans.in.completion_filter = nt->smb2.in.completion_filter;
+ nt2->nttrans.in.recursive = nt->smb2.in.recursive;
+ status = ntvfs->ops->notify_fn(ntvfs, req, nt2);
+ break;
+ }
+
+ return ntvfs_map_async_finish(req, status);
+}