*/
#include "includes.h"
+#include "smbd/smbd.h"
#include "smbd/globals.h"
-#include "../source4/libcli/smb2/smb2_constants.h"
+#include "../libcli/smb/smb_common.h"
+#include "../lib/util/tevent_ntstatus.h"
+#include "rpc_server/srv_pipe_hnd.h"
+#include "include/ntioctl.h"
static struct tevent_req *smbd_smb2_ioctl_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct smbd_smb2_request *smb2req,
+ struct files_struct *in_fsp,
uint32_t in_ctl_code,
- uint64_t in_file_id_volatile,
DATA_BLOB in_input,
uint32_t in_max_output,
uint32_t in_flags);
static void smbd_smb2_request_ioctl_done(struct tevent_req *subreq);
NTSTATUS smbd_smb2_request_process_ioctl(struct smbd_smb2_request *req)
{
- const uint8_t *inhdr;
+ NTSTATUS status;
const uint8_t *inbody;
int i = req->current_idx;
- size_t expected_body_size = 0x39;
- size_t body_size;
uint32_t in_ctl_code;
uint64_t in_file_id_persistent;
uint64_t in_file_id_volatile;
+ struct files_struct *in_fsp = NULL;
uint32_t in_input_offset;
uint32_t in_input_length;
DATA_BLOB in_input_buffer;
uint32_t in_flags;
struct tevent_req *subreq;
- inhdr = (const uint8_t *)req->in.vector[i+0].iov_base;
- if (req->in.vector[i+1].iov_len != (expected_body_size & 0xFFFFFFFE)) {
- return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
+ status = smbd_smb2_request_verify_sizes(req, 0x39);
+ if (!NT_STATUS_IS_OK(status)) {
+ return smbd_smb2_request_error(req, status);
}
-
inbody = (const uint8_t *)req->in.vector[i+1].iov_base;
- body_size = SVAL(inbody, 0x00);
- if (body_size != expected_body_size) {
- return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
- }
-
in_ctl_code = IVAL(inbody, 0x04);
in_file_id_persistent = BVAL(inbody, 0x08);
in_file_id_volatile = BVAL(inbody, 0x10);
in_max_output_length = IVAL(inbody, 0x2C);
in_flags = IVAL(inbody, 0x30);
- if (in_input_offset != (SMB2_HDR_BODY + (body_size & 0xFFFFFFFE))) {
+ /*
+ * InputOffset (4 bytes): The offset, in bytes, from the beginning of
+ * the SMB2 header to the input data buffer. If no input data is
+ * required for the FSCTL/IOCTL command being issued, the client SHOULD
+ * set this value to 0.<49>
+ * <49> If no input data is required for the FSCTL/IOCTL command being
+ * issued, Windows-based clients set this field to any value.
+ */
+ if ((in_input_length > 0)
+ && (in_input_offset != (SMB2_HDR_BODY + req->in.vector[i+1].iov_len))) {
return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
}
in_input_buffer.length = in_input_length;
if (in_file_id_persistent == UINT64_MAX &&
- in_file_id_volatile == UINT64_MAX) {
+ in_file_id_volatile == UINT64_MAX) {
/* without a handle */
- } else if (in_file_id_persistent != 0) {
- return smbd_smb2_request_error(req, NT_STATUS_FILE_CLOSED);
+ } else {
+ in_fsp = file_fsp_smb2(req, in_file_id_persistent,
+ in_file_id_volatile);
+ if (in_fsp == NULL) {
+ return smbd_smb2_request_error(req, NT_STATUS_FILE_CLOSED);
+ }
}
subreq = smbd_smb2_ioctl_send(req,
- req->conn->smb2.event_ctx,
- req,
+ req->sconn->smb2.event_ctx,
+ req, in_fsp,
in_ctl_code,
- in_file_id_volatile,
in_input_buffer,
in_max_output_length,
in_flags);
return smbd_smb2_request_error(req, NT_STATUS_NO_MEMORY);
}
tevent_req_set_callback(subreq, smbd_smb2_request_ioctl_done, req);
- return NT_STATUS_OK;
+
+ return smbd_smb2_request_pending_queue(req, subreq);
}
static void smbd_smb2_request_ioctl_done(struct tevent_req *subreq)
uint64_t in_file_id_volatile;
uint32_t out_input_offset;
uint32_t out_output_offset;
- DATA_BLOB out_output_buffer;
+ DATA_BLOB out_output_buffer = data_blob_null;
NTSTATUS status;
NTSTATUS error; /* transport error */
status = smbd_smb2_ioctl_recv(subreq, req, &out_output_buffer);
+
+ DEBUG(10,("smbd_smb2_request_ioctl_done: smbd_smb2_ioctl_recv returned "
+ "%u status %s\n",
+ (unsigned int)out_output_buffer.length,
+ nt_errstr(status) ));
+
TALLOC_FREE(subreq);
if (NT_STATUS_EQUAL(status, STATUS_BUFFER_OVERFLOW)) {
/* also ok */
} else if (!NT_STATUS_IS_OK(status)) {
error = smbd_smb2_request_error(req, status);
if (!NT_STATUS_IS_OK(error)) {
- smbd_server_connection_terminate(req->conn,
+ smbd_server_connection_terminate(req->sconn,
nt_errstr(error));
return;
}
if (outbody.data == NULL) {
error = smbd_smb2_request_error(req, NT_STATUS_NO_MEMORY);
if (!NT_STATUS_IS_OK(error)) {
- smbd_server_connection_terminate(req->conn,
+ smbd_server_connection_terminate(req->sconn,
nt_errstr(error));
return;
}
error = smbd_smb2_request_done_ex(req, status, outbody, &outdyn,
__location__);
if (!NT_STATUS_IS_OK(error)) {
- smbd_server_connection_terminate(req->conn,
+ smbd_server_connection_terminate(req->sconn,
nt_errstr(error));
return;
}
static struct tevent_req *smbd_smb2_ioctl_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct smbd_smb2_request *smb2req,
+ struct files_struct *fsp,
uint32_t in_ctl_code,
- uint64_t in_file_id_volatile,
DATA_BLOB in_input,
uint32_t in_max_output,
uint32_t in_flags)
struct tevent_req *req;
struct smbd_smb2_ioctl_state *state;
struct smb_request *smbreq;
- files_struct *fsp = NULL;
struct tevent_req *subreq;
req = tevent_req_create(mem_ctx, &state,
}
state->smb2req = smb2req;
state->smbreq = NULL;
- state->fsp = NULL;
+ state->fsp = fsp;
state->in_input = in_input;
state->in_max_output = in_max_output;
state->out_output = data_blob_null;
- DEBUG(10,("smbd_smb2_ioctl: file_id[0x%016llX]\n",
- (unsigned long long)in_file_id_volatile));
+ DEBUG(10, ("smbd_smb2_ioctl: ctl_code[0x%08x] %s fnum[%d]\n",
+ (unsigned)in_ctl_code,
+ fsp ? fsp_str_dbg(fsp) : "<no handle>",
+ fsp ? fsp->fnum : -1));
smbreq = smbd_smb2_fake_smb_request(smb2req);
if (tevent_req_nomem(smbreq, req)) {
}
state->smbreq = smbreq;
- if (in_file_id_volatile != UINT64_MAX) {
- fsp = file_fsp(smbreq, (uint16_t)in_file_id_volatile);
- if (fsp == NULL) {
- tevent_req_nterror(req, NT_STATUS_FILE_CLOSED);
- return tevent_req_post(req, ev);
- }
- if (smbreq->conn != fsp->conn) {
- tevent_req_nterror(req, NT_STATUS_FILE_CLOSED);
- return tevent_req_post(req, ev);
- }
- if (smb2req->session->vuid != fsp->vuid) {
- tevent_req_nterror(req, NT_STATUS_FILE_CLOSED);
- return tevent_req_post(req, ev);
- }
- state->fsp = fsp;
- }
-
switch (in_ctl_code) {
case 0x00060194: /* FSCTL_DFS_GET_REFERRALS */
{
return tevent_req_post(req, ev);
}
+ DEBUG(10,("smbd_smb2_ioctl_send: np_write_send of size %u\n",
+ (unsigned int)in_input.length ));
+
subreq = np_write_send(state, ev,
fsp->fake_file_handle,
in_input.data,
req);
return req;
- default:
- if (IS_IPC(smbreq->conn)) {
- tevent_req_nterror(req, NT_STATUS_FS_DRIVER_REQUIRED);
+ default: {
+ uint8_t *out_data = NULL;
+ uint32_t out_data_len = 0;
+ NTSTATUS status;
+
+ if (fsp == NULL) {
+ tevent_req_nterror(req, NT_STATUS_FILE_CLOSED);
return tevent_req_post(req, ev);
}
- tevent_req_nterror(req, NT_STATUS_INVALID_DEVICE_REQUEST);
+
+ status = smb_fsctl(fsp,
+ state,
+ in_ctl_code,
+ smbreq->flags2,
+ in_input.data,
+ in_input.length,
+ &out_data,
+ in_max_output,
+ &out_data_len);
+ state->out_output = data_blob_const(out_data, out_data_len);
+ if (NT_STATUS_IS_OK(status)) {
+ tevent_req_done(req);
+ return tevent_req_post(req, ev);
+ }
+
+ if (NT_STATUS_EQUAL(status, NT_STATUS_NOT_SUPPORTED)) {
+ if (IS_IPC(smbreq->conn)) {
+ status = NT_STATUS_FS_DRIVER_REQUIRED;
+ } else {
+ status = NT_STATUS_INVALID_DEVICE_REQUEST;
+ }
+ }
+
+ tevent_req_nterror(req, status);
return tevent_req_post(req, ev);
}
+ }
tevent_req_nterror(req, NT_STATUS_INTERNAL_ERROR);
return tevent_req_post(req, ev);
ssize_t nwritten = -1;
status = np_write_recv(subreq, &nwritten);
+
+ DEBUG(10,("smbd_smb2_ioctl_pipe_write_done: received %ld\n",
+ (long int)nwritten ));
+
TALLOC_FREE(subreq);
if (!NT_STATUS_IS_OK(status)) {
tevent_req_nterror(req, status);
return;
}
+ DEBUG(10,("smbd_smb2_ioctl_pipe_write_done: issuing np_read_send "
+ "of size %u\n",
+ (unsigned int)state->out_output.length ));
+
+ TALLOC_FREE(subreq);
subreq = np_read_send(state->smbreq->conn,
- state->smb2req->conn->smb2.event_ctx,
+ state->smb2req->sconn->smb2.event_ctx,
state->fsp->fake_file_handle,
state->out_output.data,
state->out_output.length);
struct smbd_smb2_ioctl_state *state = tevent_req_data(req,
struct smbd_smb2_ioctl_state);
NTSTATUS status;
- ssize_t nread;
- bool is_data_outstanding;
+ ssize_t nread = -1;
+ bool is_data_outstanding = false;
status = np_read_recv(subreq, &nread, &is_data_outstanding);
+
+ DEBUG(10,("smbd_smb2_ioctl_pipe_read_done: np_read_recv nread = %d "
+ "is_data_outstanding = %d, status = %s\n",
+ (int)nread,
+ (int)is_data_outstanding,
+ nt_errstr(status) ));
+
TALLOC_FREE(subreq);
if (!NT_STATUS_IS_OK(status)) {
tevent_req_nterror(req, status);
state->out_output.length = nread;
+ if (is_data_outstanding) {
+ tevent_req_nterror(req, STATUS_BUFFER_OVERFLOW);
+ return;
+ }
+
tevent_req_done(req);
}
TALLOC_CTX *mem_ctx,
DATA_BLOB *out_output)
{
- NTSTATUS status;
+ NTSTATUS status = NT_STATUS_OK;
struct smbd_smb2_ioctl_state *state = tevent_req_data(req,
struct smbd_smb2_ioctl_state);
git.samba.org / ddiss / samba.git / blobdiff