static void smb2srv_ioctl_send(struct ntvfs_request *ntvfs)
{
struct smb2srv_request *req;
union smb_ioctl *io;
SMB2SRV_CHECK_ASYNC_STATUS_ERR(io, union smb_ioctl);
SMB2SRV_CHECK(smb2srv_setup_reply(req, 0x30, True, 0));
SSVAL(req->out.body, 0x02, io->smb2.out._pad);
SIVAL(req->out.body, 0x04, io->smb2.out.function);
if (io->smb2.level == RAW_IOCTL_SMB2_NO_HANDLE) {
struct smb2_handle h;
h.data[0] = UINT64_MAX;
h.data[1] = UINT64_MAX;
smb2_push_handle(req->out.body + 0x08, &h);
} else {
smb2srv_push_handle(req->out.body, 0x08,io->smb2.in.file.ntvfs);
}
SMB2SRV_CHECK(smb2_push_o32s32_blob(&req->out, 0x18, io->smb2.out.in));
SMB2SRV_CHECK(smb2_push_o32s32_blob(&req->out, 0x20, io->smb2.out.out));
SIVAL(req->out.body, 0x28, io->smb2.out.unknown2);
SIVAL(req->out.body, 0x2C, io->smb2.out.unknown3);
smb2srv_send_reply(req);
}
static void smb2srv_create_send(struct ntvfs_request *ntvfs)
{
struct smb2srv_request *req;
union smb_open *io;
SMB2SRV_CHECK_ASYNC_STATUS(io, union smb_open);
SMB2SRV_CHECK(smb2srv_setup_reply(req, 0x58, True, io->smb2.out.blob.length));
SSVAL(req->out.body, 0x02, io->smb2.out.oplock_flags);
SIVAL(req->out.body, 0x04, io->smb2.out.create_action);
SBVAL(req->out.body, 0x08, io->smb2.out.create_time);
SBVAL(req->out.body, 0x10, io->smb2.out.access_time);
SBVAL(req->out.body, 0x18, io->smb2.out.write_time);
SBVAL(req->out.body, 0x20, io->smb2.out.change_time);
SBVAL(req->out.body, 0x28, io->smb2.out.alloc_size);
SBVAL(req->out.body, 0x30, io->smb2.out.size);
SIVAL(req->out.body, 0x38, io->smb2.out.file_attr);
SIVAL(req->out.body, 0x3C, io->smb2.out._pad);
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));
/* also setup the chained file handle */
req->chained_file_handle = req->_chained_file_handle;
smb2srv_push_handle(req->chained_file_handle, 0, io->smb2.out.file.ntvfs);
smb2srv_send_reply(req);
}
/*
send a create request
*/
struct smb2_request *smb2_create_send(struct smb2_tree *tree, struct smb2_create *io)
{
struct smb2_request *req;
NTSTATUS status;
DATA_BLOB blob = data_blob(NULL, 0);
req = smb2_request_init_tree(tree, SMB2_OP_CREATE, 0x38, True, 0);
if (req == NULL) return NULL;
SSVAL(req->out.body, 0x02, io->in.oplock_flags);
SIVAL(req->out.body, 0x04, io->in.impersonation);
SIVAL(req->out.body, 0x08, io->in.unknown3[0]);
SIVAL(req->out.body, 0x0C, io->in.unknown3[1]);
SIVAL(req->out.body, 0x10, io->in.unknown3[2]);
SIVAL(req->out.body, 0x14, io->in.unknown3[3]);
SIVAL(req->out.body, 0x18, io->in.access_mask);
SIVAL(req->out.body, 0x1C, io->in.file_attr);
SIVAL(req->out.body, 0x20, io->in.share_access);
SIVAL(req->out.body, 0x24, io->in.open_disposition);
SIVAL(req->out.body, 0x28, io->in.create_options);
status = smb2_push_o16s16_string(&req->out, 0x2C, io->in.fname);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
if (io->in.eas.num_eas != 0) {
DATA_BLOB b = data_blob_talloc(req, NULL,
ea_list_size_chained(io->in.eas.num_eas, io->in.eas.eas));
ea_put_list_chained(b.data, io->in.eas.num_eas, io->in.eas.eas);
status = smb2_create_blob_add(req, &blob, CREATE_TAG_EXTA, b, False);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
data_blob_free(&b);
}
/* an empty MxAc tag seems to be used to ask the server to
return the maximum access mask allowed on the file */
status = smb2_create_blob_add(req, &blob, CREATE_TAG_MXAC, data_blob(NULL, 0), True);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
status = smb2_push_o32s32_blob(&req->out, 0x30, blob);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
smb2_transport_send(req);
return req;
}
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);
/* setup the blobs we should give in the reply */
if (io->smb2.out.maximal_access != 0) {
uint32_t data[2];
SIVAL(data, 0, 0);
SIVAL(data, 4, io->smb2.out.maximal_access);
SMB2SRV_CHECK(smb2_create_blob_add(req, &io->smb2.out.blobs,
SMB2_CREATE_TAG_MXAC,
data_blob_const(data, 8)));
}
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);
SIVAL(req->out.body, 0x04, io->smb2.out.create_action);
SBVAL(req->out.body, 0x08, io->smb2.out.create_time);
SBVAL(req->out.body, 0x10, io->smb2.out.access_time);
SBVAL(req->out.body, 0x18, io->smb2.out.write_time);
SBVAL(req->out.body, 0x20, io->smb2.out.change_time);
SBVAL(req->out.body, 0x28, io->smb2.out.alloc_size);
SBVAL(req->out.body, 0x30, io->smb2.out.size);
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, blob));
/* also setup the chained file handle */
req->chained_file_handle = req->_chained_file_handle;
smb2srv_push_handle(req->chained_file_handle, 0, io->smb2.out.file.ntvfs);
smb2srv_send_reply(req);
}
/*
send a create request
*/
struct smb2_request *smb2_create_send(struct smb2_tree *tree, struct smb2_create *io)
{
struct smb2_request *req;
NTSTATUS status;
DATA_BLOB blob;
struct smb2_create_blobs blobs;
int i;
ZERO_STRUCT(blobs);
req = smb2_request_init_tree(tree, SMB2_OP_CREATE, 0x38, true, 0);
if (req == NULL) return NULL;
SCVAL(req->out.body, 0x02, io->in.security_flags);
SCVAL(req->out.body, 0x03, io->in.oplock_level);
SIVAL(req->out.body, 0x04, io->in.impersonation_level);
SBVAL(req->out.body, 0x08, io->in.create_flags);
SBVAL(req->out.body, 0x10, io->in.reserved);
SIVAL(req->out.body, 0x18, io->in.desired_access);
SIVAL(req->out.body, 0x1C, io->in.file_attributes);
SIVAL(req->out.body, 0x20, io->in.share_access);
SIVAL(req->out.body, 0x24, io->in.create_disposition);
SIVAL(req->out.body, 0x28, io->in.create_options);
status = smb2_push_o16s16_string(&req->out, 0x2C, io->in.fname);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
/* now add all the optional blobs */
if (io->in.eas.num_eas != 0) {
DATA_BLOB b = data_blob_talloc(req, NULL,
ea_list_size_chained(io->in.eas.num_eas, io->in.eas.eas, 4));
ea_put_list_chained(b.data, io->in.eas.num_eas, io->in.eas.eas, 4);
status = smb2_create_blob_add(req, &blobs,
SMB2_CREATE_TAG_EXTA, b);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
data_blob_free(&b);
}
/* an empty MxAc tag seems to be used to ask the server to
return the maximum access mask allowed on the file */
if (io->in.query_maximal_access) {
/* TODO: MS-SMB2 2.2.13.2.5 says this can contain a timestamp? What to do
with that if it doesn't match? */
status = smb2_create_blob_add(req, &blobs,
SMB2_CREATE_TAG_MXAC, data_blob(NULL, 0));
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
}
if (io->in.alloc_size != 0) {
uint8_t data[8];
SBVAL(data, 0, io->in.alloc_size);
status = smb2_create_blob_add(req, &blobs,
SMB2_CREATE_TAG_ALSI, data_blob_const(data, 8));
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
}
if (io->in.durable_open) {
status = smb2_create_blob_add(req, &blobs,
SMB2_CREATE_TAG_DHNQ, data_blob_talloc_zero(req, 16));
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
}
if (io->in.durable_handle) {
uint8_t data[16];
smb2_push_handle(data, io->in.durable_handle);
status = smb2_create_blob_add(req, &blobs,
SMB2_CREATE_TAG_DHNC, data_blob_const(data, 16));
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
}
if (io->in.timewarp) {
uint8_t data[8];
SBVAL(data, 0, io->in.timewarp);
status = smb2_create_blob_add(req, &blobs,
SMB2_CREATE_TAG_TWRP, data_blob_const(data, 8));
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
}
if (io->in.sec_desc) {
enum ndr_err_code ndr_err;
DATA_BLOB sd_blob;
ndr_err = ndr_push_struct_blob(&sd_blob, req, io->in.sec_desc,
(ndr_push_flags_fn_t)ndr_push_security_descriptor);
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
talloc_free(req);
return NULL;
}
status = smb2_create_blob_add(req, &blobs,
SMB2_CREATE_TAG_SECD, sd_blob);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
}
if (io->in.query_on_disk_id) {
status = smb2_create_blob_add(req, &blobs,
SMB2_CREATE_TAG_QFID, data_blob(NULL, 0));
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
}
if (io->in.lease_request) {
uint8_t data[32];
memcpy(&data[0], &io->in.lease_request->lease_key, 16);
SIVAL(data, 16, io->in.lease_request->lease_state);
SIVAL(data, 20, io->in.lease_request->lease_flags);
SBVAL(data, 24, io->in.lease_request->lease_duration);
status = smb2_create_blob_add(req, &blobs,
SMB2_CREATE_TAG_RQLS,
data_blob_const(data, 32));
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
}
/* and any custom blobs */
for (i=0;i<io->in.blobs.num_blobs;i++) {
status = smb2_create_blob_add(req, &blobs,
io->in.blobs.blobs[i].tag,
io->in.blobs.blobs[i].data);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
}
status = smb2_create_blob_push(req, &blob, blobs);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
status = smb2_push_o32s32_blob(&req->out, 0x30, blob);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(req);
return NULL;
}
data_blob_free(&blob);
smb2_transport_send(req);
return req;
}
