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authorAndrew Tridgell <tridge@samba.org>2008-05-28 16:28:37 +1000
committerAndrew Tridgell <tridge@samba.org>2008-05-28 16:28:37 +1000
commit6b707263058ec69f12a6235890005a226c8671de (patch)
tree352df0d7ee6a705f144e1845be8df0ccd3f68463 /source4
parent773f5cce80322d8674ac0b99b0e0ea641991af1b (diff)
downloadsamba-6b707263058ec69f12a6235890005a226c8671de.tar.gz
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implement the documented SMB2 create blobs in the server
Not all of them are honoured yet, but they are all parsed and the ones that have SMB equivalents are honoured (This used to be commit 9fc70e2ed6a54f6d9a0530f4d37c0f8acadb6778)
Diffstat (limited to 'source4')
-rw-r--r--source4/ntvfs/ipc/vfs_ipc.c2
-rw-r--r--source4/ntvfs/ntvfs_generic.c14
-rw-r--r--source4/ntvfs/posix/pvfs_open.c3
-rw-r--r--source4/smb_server/smb2/fileio.c76
4 files changed, 84 insertions, 11 deletions
diff --git a/source4/ntvfs/ipc/vfs_ipc.c b/source4/ntvfs/ipc/vfs_ipc.c
index ea7b54ae6a..8ac7ac7d03 100644
--- a/source4/ntvfs/ipc/vfs_ipc.c
+++ b/source4/ntvfs/ipc/vfs_ipc.c
@@ -321,6 +321,7 @@ static NTSTATUS ipc_open_smb2(struct ntvfs_module_context *ntvfs,
status = ipc_open_generic(ntvfs, req, oi->smb2.in.fname, &p);
NT_STATUS_NOT_OK_RETURN(status);
+ ZERO_STRUCT(oi->smb2.out);
oi->smb2.out.file.ntvfs = p->handle;
oi->smb2.out.oplock_level = oi->smb2.in.oplock_level;
oi->smb2.out.create_action = NTCREATEX_ACTION_EXISTED;
@@ -332,7 +333,6 @@ static NTSTATUS ipc_open_smb2(struct ntvfs_module_context *ntvfs,
oi->smb2.out.size = 0;
oi->smb2.out.file_attr = FILE_ATTRIBUTE_NORMAL;
oi->smb2.out.reserved2 = 0;
- oi->smb2.out.blob = data_blob(NULL, 0);
return status;
}
diff --git a/source4/ntvfs/ntvfs_generic.c b/source4/ntvfs/ntvfs_generic.c
index 06d89a717b..9227295696 100644
--- a/source4/ntvfs/ntvfs_generic.c
+++ b/source4/ntvfs/ntvfs_generic.c
@@ -207,6 +207,7 @@ static NTSTATUS ntvfs_map_open_finish(struct ntvfs_module_context *ntvfs,
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:
@@ -232,7 +233,6 @@ static NTSTATUS ntvfs_map_open_finish(struct ntvfs_module_context *ntvfs,
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.blob = data_blob(NULL, 0);
break;
default:
@@ -512,7 +512,7 @@ NTSTATUS ntvfs_map_open(struct ntvfs_module_context *ntvfs,
}
io2->generic.in.root_fid = 0;
io2->generic.in.access_mask = io->smb2.in.desired_access;
- io2->generic.in.alloc_size = 0;
+ 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;
@@ -520,8 +520,14 @@ NTSTATUS ntvfs_map_open(struct ntvfs_module_context *ntvfs,
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 = NULL;
- io2->generic.in.ea_list = NULL;
+ io2->generic.in.sec_desc = io->smb2.in.sec_desc;
+ io2->generic.in.ea_list = &io->smb2.in.eas;
+
+ /* 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 & NTCREATEX_OPTIONS_NOT_SUPPORTED_MASK) {
diff --git a/source4/ntvfs/posix/pvfs_open.c b/source4/ntvfs/posix/pvfs_open.c
index 49710806c7..0f08136a79 100644
--- a/source4/ntvfs/posix/pvfs_open.c
+++ b/source4/ntvfs/posix/pvfs_open.c
@@ -634,6 +634,8 @@ static NTSTATUS pvfs_create_file(struct pvfs_state *pvfs,
return status;
}
+ /* support initial alloc sizes */
+ name->dos.alloc_size = io->ntcreatex.in.alloc_size;
name->dos.attrib = attrib;
status = pvfs_dosattrib_save(pvfs, name, fd);
if (!NT_STATUS_IS_OK(status)) {
@@ -1464,6 +1466,7 @@ NTSTATUS pvfs_open(struct ntvfs_module_context *ntvfs,
talloc_free(lck);
return pvfs_map_errno(pvfs, errno);
}
+ name->dos.alloc_size = io->ntcreatex.in.alloc_size;
name->dos.attrib = attrib;
status = pvfs_dosattrib_save(pvfs, name, fd);
if (!NT_STATUS_IS_OK(status)) {
diff --git a/source4/smb_server/smb2/fileio.c b/source4/smb_server/smb2/fileio.c
index 5ab217bbfd..086ddc690e 100644
--- a/source4/smb_server/smb2/fileio.c
+++ b/source4/smb_server/smb2/fileio.c
@@ -25,14 +25,19 @@
#include "smb_server/smb2/smb2_server.h"
#include "ntvfs/ntvfs.h"
#include "param/param.h"
+#include "libcli/raw/libcliraw.h"
+#include "libcli/raw/raw_proto.h"
+#include "librpc/gen_ndr/ndr_security.h"
static void smb2srv_create_send(struct ntvfs_request *ntvfs)
{
struct smb2srv_request *req;
union smb_open *io;
+ DATA_BLOB blob;
SMB2SRV_CHECK_ASYNC_STATUS(io, union smb_open);
- SMB2SRV_CHECK(smb2srv_setup_reply(req, 0x58, true, io->smb2.out.blob.length));
+ SMB2SRV_CHECK(smb2_create_blob_push(req, &blob, io->smb2.out.blobs));
+ SMB2SRV_CHECK(smb2srv_setup_reply(req, 0x58, true, blob.length));
SCVAL(req->out.body, 0x02, io->smb2.out.oplock_level);
SCVAL(req->out.body, 0x03, io->smb2.out.reserved);
@@ -46,7 +51,7 @@ static void smb2srv_create_send(struct ntvfs_request *ntvfs)
SIVAL(req->out.body, 0x38, io->smb2.out.file_attr);
SIVAL(req->out.body, 0x3C, io->smb2.out.reserved2);
smb2srv_push_handle(req->out.body, 0x40, io->smb2.out.file.ntvfs);
- SMB2SRV_CHECK(smb2_push_o32s32_blob(&req->out, 0x50, io->smb2.out.blob));
+ SMB2SRV_CHECK(smb2_push_o32s32_blob(&req->out, 0x50, blob));
/* also setup the chained file handle */
req->chained_file_handle = req->_chained_file_handle;
@@ -59,11 +64,13 @@ void smb2srv_create_recv(struct smb2srv_request *req)
{
union smb_open *io;
DATA_BLOB blob;
+ int i;
SMB2SRV_CHECK_BODY_SIZE(req, 0x38, true);
SMB2SRV_TALLOC_IO_PTR(io, union smb_open);
SMB2SRV_SETUP_NTVFS_REQUEST(smb2srv_create_send, NTVFS_ASYNC_STATE_MAY_ASYNC);
+ ZERO_STRUCT(io->smb2.in);
io->smb2.level = RAW_OPEN_SMB2;
io->smb2.in.security_flags = CVAL(req->in.body, 0x02);
io->smb2.in.oplock_level = CVAL(req->in.body, 0x03);
@@ -77,10 +84,67 @@ void smb2srv_create_recv(struct smb2srv_request *req)
io->smb2.in.create_options = IVAL(req->in.body, 0x28);
SMB2SRV_CHECK(smb2_pull_o16s16_string(&req->in, io, req->in.body+0x2C, &io->smb2.in.fname));
SMB2SRV_CHECK(smb2_pull_o32s32_blob(&req->in, io, req->in.body+0x30, &blob));
- /* TODO: parse the blob */
- ZERO_STRUCT(io->smb2.in.eas);
- ZERO_STRUCT(io->smb2.in.blobs);
-
+ SMB2SRV_CHECK(smb2_create_blob_parse(io, blob, &io->smb2.in.blobs));
+
+ /* interpret the parsed tags that a server needs to respond to */
+ for (i=0;i<io->smb2.in.blobs.num_blobs;i++) {
+ if (strcmp(io->smb2.in.blobs.blobs[i].tag, SMB2_CREATE_TAG_EXTA) == 0) {
+ SMB2SRV_CHECK(ea_pull_list_chained(&io->smb2.in.blobs.blobs[i].data, io,
+ &io->smb2.in.eas.num_eas,
+ &io->smb2.in.eas.eas));
+ }
+ if (strcmp(io->smb2.in.blobs.blobs[i].tag, SMB2_CREATE_TAG_SECD) == 0) {
+ enum ndr_err_code ndr_err;
+ io->smb2.in.sec_desc = talloc(io, struct security_descriptor);
+ if (io->smb2.in.sec_desc == NULL) {
+ smb2srv_send_error(req, NT_STATUS_NO_MEMORY);
+ return;
+ }
+ ndr_err = ndr_pull_struct_blob(&io->smb2.in.blobs.blobs[i].data, io, NULL,
+ io->smb2.in.sec_desc,
+ (ndr_pull_flags_fn_t)ndr_pull_security_descriptor);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ smb2srv_send_error(req, ndr_map_error2ntstatus(ndr_err));
+ return;
+ }
+ }
+ if (strcmp(io->smb2.in.blobs.blobs[i].tag, SMB2_CREATE_TAG_DHNQ) == 0) {
+ io->smb2.in.durable_open = true;
+ }
+ if (strcmp(io->smb2.in.blobs.blobs[i].tag, SMB2_CREATE_TAG_DHNC) == 0) {
+ if (io->smb2.in.blobs.blobs[i].data.length != 16) {
+ smb2srv_send_error(req, NT_STATUS_INVALID_PARAMETER);
+ return;
+ }
+ io->smb2.in.durable_handle = talloc(io, struct smb2_handle);
+ if (io->smb2.in.durable_handle == NULL) {
+ smb2srv_send_error(req, NT_STATUS_NO_MEMORY);
+ return;
+ }
+ smb2_pull_handle(io->smb2.in.blobs.blobs[i].data.data, io->smb2.in.durable_handle);
+ }
+ if (strcmp(io->smb2.in.blobs.blobs[i].tag, SMB2_CREATE_TAG_ALSI) == 0) {
+ if (io->smb2.in.blobs.blobs[i].data.length != 8) {
+ smb2srv_send_error(req, NT_STATUS_INVALID_PARAMETER);
+ return;
+ }
+ io->smb2.in.alloc_size = BVAL(io->smb2.in.blobs.blobs[i].data.data, 0);
+ }
+ if (strcmp(io->smb2.in.blobs.blobs[i].tag, SMB2_CREATE_TAG_MXAC) == 0) {
+ io->smb2.in.query_maximal_access = true;
+ }
+ if (strcmp(io->smb2.in.blobs.blobs[i].tag, SMB2_CREATE_TAG_TWRP) == 0) {
+ if (io->smb2.in.blobs.blobs[i].data.length != 8) {
+ smb2srv_send_error(req, NT_STATUS_INVALID_PARAMETER);
+ return;
+ }
+ io->smb2.in.timewarp = BVAL(io->smb2.in.blobs.blobs[i].data.data, 0);
+ }
+ if (strcmp(io->smb2.in.blobs.blobs[i].tag, SMB2_CREATE_TAG_QFID) == 0) {
+ io->smb2.in.query_on_disk_id = true;
+ }
+ }
+
/* the VFS backend does not yet handle NULL filenames */
if (io->smb2.in.fname == NULL) {
io->smb2.in.fname = "";