*/
#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 "lib/tevent_wait.h"
-static NTSTATUS smbd_smb2_close(struct smbd_smb2_request *req,
- uint16_t in_flags,
- uint64_t in_file_id_volatile);
+static struct tevent_req *smbd_smb2_close_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct smbd_smb2_request *smb2req,
+ struct files_struct *in_fsp,
+ uint16_t in_flags);
+static NTSTATUS smbd_smb2_close_recv(struct tevent_req *req,
+ uint16_t *out_flags,
+ NTTIME *out_creation_time,
+ NTTIME *out_last_access_time,
+ NTTIME *out_last_write_time,
+ NTTIME *out_change_time,
+ uint64_t *out_allocation_size,
+ uint64_t *out_end_of_file,
+ uint32_t *out_file_attributes);
+
+static void smbd_smb2_request_close_done(struct tevent_req *subreq);
NTSTATUS smbd_smb2_request_process_close(struct smbd_smb2_request *req)
{
- const uint8_t *inhdr;
const uint8_t *inbody;
- int i = req->current_idx;
- uint8_t *outhdr;
- DATA_BLOB outbody;
- size_t expected_body_size = 0x18;
- size_t body_size;
uint16_t in_flags;
uint64_t in_file_id_persistent;
uint64_t in_file_id_volatile;
+ struct files_struct *in_fsp;
NTSTATUS status;
+ 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);
- }
-
- 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);
+ status = smbd_smb2_request_verify_sizes(req, 0x18);
+ if (!NT_STATUS_IS_OK(status)) {
+ return smbd_smb2_request_error(req, status);
}
+ inbody = SMBD_SMB2_IN_BODY_PTR(req);
in_flags = SVAL(inbody, 0x02);
in_file_id_persistent = BVAL(inbody, 0x08);
in_file_id_volatile = BVAL(inbody, 0x10);
- if (in_file_id_persistent != 0) {
+ 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);
}
- status = smbd_smb2_close(req,
- in_flags,
- in_file_id_volatile);
- if (!NT_STATUS_IS_OK(status)) {
- return smbd_smb2_request_error(req, status);
+ subreq = smbd_smb2_close_send(req, req->sconn->ev_ctx,
+ req, in_fsp, in_flags);
+ if (subreq == NULL) {
+ return smbd_smb2_request_error(req, NT_STATUS_NO_MEMORY);
}
+ tevent_req_set_callback(subreq, smbd_smb2_request_close_done, req);
+
+ return smbd_smb2_request_pending_queue(req, subreq, 500);
+}
+
+static void smbd_smb2_request_close_done(struct tevent_req *subreq)
+{
+ struct smbd_smb2_request *req =
+ tevent_req_callback_data(subreq,
+ struct smbd_smb2_request);
+ DATA_BLOB outbody;
+ uint16_t out_flags;
+ NTTIME out_creation_time;
+ NTTIME out_last_access_time;
+ NTTIME out_last_write_time;
+ NTTIME out_change_time;
+ uint64_t out_allocation_size;
+ uint64_t out_end_of_file;
+ uint32_t out_file_attributes;
+ NTSTATUS status;
+ NTSTATUS error;
- outhdr = (uint8_t *)req->out.vector[i].iov_base;
+ status = smbd_smb2_close_recv(subreq,
+ &out_flags,
+ &out_creation_time,
+ &out_last_access_time,
+ &out_last_write_time,
+ &out_change_time,
+ &out_allocation_size,
+ &out_end_of_file,
+ &out_file_attributes);
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ error = smbd_smb2_request_error(req, status);
+ if (!NT_STATUS_IS_OK(error)) {
+ smbd_server_connection_terminate(req->sconn,
+ nt_errstr(error));
+ return;
+ }
+ return;
+ }
outbody = data_blob_talloc(req->out.vector, NULL, 0x3C);
if (outbody.data == NULL) {
- return smbd_smb2_request_error(req, NT_STATUS_NO_MEMORY);
+ error = smbd_smb2_request_error(req, NT_STATUS_NO_MEMORY);
+ if (!NT_STATUS_IS_OK(error)) {
+ smbd_server_connection_terminate(req->sconn,
+ nt_errstr(error));
+ return;
+ }
+ return;
}
SSVAL(outbody.data, 0x00, 0x3C); /* struct size */
- SSVAL(outbody.data, 0x02, 0); /* flags */
+ SSVAL(outbody.data, 0x02, out_flags);
SIVAL(outbody.data, 0x04, 0); /* reserved */
- SBVAL(outbody.data, 0x08, 0); /* creation time */
- SBVAL(outbody.data, 0x10, 0); /* last access time */
- SBVAL(outbody.data, 0x18, 0); /* last write time */
- SBVAL(outbody.data, 0x20, 0); /* change time */
- SBVAL(outbody.data, 0x28, 0); /* allocation size */
- SBVAL(outbody.data, 0x30, 0); /* end of size */
- SIVAL(outbody.data, 0x38, 0); /* file attributes */
-
- return smbd_smb2_request_done(req, outbody, NULL);
+ SBVAL(outbody.data, 0x08, out_creation_time);
+ SBVAL(outbody.data, 0x10, out_last_access_time);
+ SBVAL(outbody.data, 0x18, out_last_write_time);
+ SBVAL(outbody.data, 0x20, out_change_time);
+ SBVAL(outbody.data, 0x28, out_allocation_size);
+ SBVAL(outbody.data, 0x30, out_end_of_file);
+ SIVAL(outbody.data, 0x38, out_file_attributes);
+
+ error = smbd_smb2_request_done(req, outbody, NULL);
+ if (!NT_STATUS_IS_OK(error)) {
+ smbd_server_connection_terminate(req->sconn,
+ nt_errstr(error));
+ return;
+ }
}
static NTSTATUS smbd_smb2_close(struct smbd_smb2_request *req,
+ struct files_struct *fsp,
uint16_t in_flags,
- uint64_t in_file_id_volatile)
+ uint16_t *out_flags,
+ NTTIME *out_creation_time,
+ NTTIME *out_last_access_time,
+ NTTIME *out_last_write_time,
+ NTTIME *out_change_time,
+ uint64_t *out_allocation_size,
+ uint64_t *out_end_of_file,
+ uint32_t *out_file_attributes)
{
NTSTATUS status;
struct smb_request *smbreq;
- connection_struct *conn = req->tcon->compat_conn;
- files_struct *fsp;
+ connection_struct *conn = req->tcon->compat;
+ struct smb_filename *smb_fname = NULL;
+ struct timespec mdate_ts, adate_ts, cdate_ts, create_date_ts;
+ uint64_t allocation_size = 0;
+ uint64_t file_size = 0;
+ uint32_t dos_attrs = 0;
+ uint16_t flags = 0;
+ bool posix_open = false;
- DEBUG(10,("smbd_smb2_close: file_id[0x%016llX]\n",
- (unsigned long long)in_file_id_volatile));
+ ZERO_STRUCT(create_date_ts);
+ ZERO_STRUCT(adate_ts);
+ ZERO_STRUCT(mdate_ts);
+ ZERO_STRUCT(cdate_ts);
+
+ *out_flags = 0;
+ *out_creation_time = 0;
+ *out_last_access_time = 0;
+ *out_last_write_time = 0;
+ *out_change_time = 0;
+ *out_allocation_size = 0;
+ *out_end_of_file = 0;
+ *out_file_attributes = 0;
+
+ DEBUG(10,("smbd_smb2_close: %s - %s\n",
+ fsp_str_dbg(fsp), fsp_fnum_dbg(fsp)));
smbreq = smbd_smb2_fake_smb_request(req);
if (smbreq == NULL) {
return NT_STATUS_NO_MEMORY;
}
- /* If it's an IPC, pass off the pipe handler. */
- if (IS_IPC(conn)) {
- return NT_STATUS_NOT_IMPLEMENTED;
+ posix_open = fsp->posix_open;
+ status = copy_smb_filename(talloc_tos(),
+ fsp->fsp_name,
+ &smb_fname);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ status = close_file(smbreq, fsp, NORMAL_CLOSE);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(5,("smbd_smb2_close: close_file[%s]: %s\n",
+ fsp_str_dbg(fsp), nt_errstr(status)));
+ return status;
+ }
+
+ if (in_flags & SMB2_CLOSE_FLAGS_FULL_INFORMATION) {
+ int ret;
+ if (posix_open) {
+ ret = SMB_VFS_LSTAT(conn, smb_fname);
+ } else {
+ ret = SMB_VFS_STAT(conn, smb_fname);
+ }
+ if (ret == 0) {
+ flags = SMB2_CLOSE_FLAGS_FULL_INFORMATION;
+ dos_attrs = dos_mode(conn, smb_fname);
+ mdate_ts = smb_fname->st.st_ex_mtime;
+ adate_ts = smb_fname->st.st_ex_atime;
+ create_date_ts = get_create_timespec(conn, NULL, smb_fname);
+ cdate_ts = get_change_timespec(conn, NULL, smb_fname);
+
+ if (lp_dos_filetime_resolution(SNUM(conn))) {
+ dos_filetime_timespec(&create_date_ts);
+ dos_filetime_timespec(&mdate_ts);
+ dos_filetime_timespec(&adate_ts);
+ dos_filetime_timespec(&cdate_ts);
+ }
+ if (!(dos_attrs & FILE_ATTRIBUTE_DIRECTORY)) {
+ file_size = get_file_size_stat(&smb_fname->st);
+ }
+
+ allocation_size = SMB_VFS_GET_ALLOC_SIZE(conn, NULL, &smb_fname->st);
+ }
+ }
+
+ *out_flags = flags;
+
+ round_timespec(conn->ts_res, &create_date_ts);
+ unix_timespec_to_nt_time(out_creation_time, create_date_ts);
+
+ round_timespec(conn->ts_res, &adate_ts);
+ unix_timespec_to_nt_time(out_last_access_time, adate_ts);
+
+ round_timespec(conn->ts_res, &mdate_ts);
+ unix_timespec_to_nt_time(out_last_write_time, mdate_ts);
+
+ round_timespec(conn->ts_res, &cdate_ts);
+ unix_timespec_to_nt_time(out_change_time, cdate_ts);
+
+ *out_allocation_size = allocation_size;
+ *out_end_of_file = file_size;
+ *out_file_attributes = dos_attrs;
+
+ return NT_STATUS_OK;
+}
+
+struct smbd_smb2_close_state {
+ struct smbd_smb2_request *smb2req;
+ struct files_struct *in_fsp;
+ uint16_t in_flags;
+ uint16_t out_flags;
+ NTTIME out_creation_time;
+ NTTIME out_last_access_time;
+ NTTIME out_last_write_time;
+ NTTIME out_change_time;
+ uint64_t out_allocation_size;
+ uint64_t out_end_of_file;
+ uint32_t out_file_attributes;
+};
+
+static void smbd_smb2_close_do(struct tevent_req *subreq);
+
+static struct tevent_req *smbd_smb2_close_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct smbd_smb2_request *smb2req,
+ struct files_struct *in_fsp,
+ uint16_t in_flags)
+{
+ struct tevent_req *req;
+ struct smbd_smb2_close_state *state;
+ NTSTATUS status;
+
+ req = tevent_req_create(mem_ctx, &state,
+ struct smbd_smb2_close_state);
+ if (req == NULL) {
+ return NULL;
+ }
+ state->smb2req = smb2req;
+ state->in_fsp = in_fsp;
+ state->in_flags = in_flags;
+
+ if (in_fsp->num_aio_requests != 0) {
+
+ in_fsp->deferred_close = tevent_wait_send(in_fsp, ev);
+ if (tevent_req_nomem(in_fsp->deferred_close, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(in_fsp->deferred_close,
+ smbd_smb2_close_do, req);
+ return req;
}
- fsp = file_fsp(smbreq, (uint16_t)in_file_id_volatile);
- if (fsp == NULL) {
- return NT_STATUS_FILE_CLOSED;
+ status = smbd_smb2_close(smb2req,
+ state->in_fsp,
+ state->in_flags,
+ &state->out_flags,
+ &state->out_creation_time,
+ &state->out_last_access_time,
+ &state->out_last_write_time,
+ &state->out_change_time,
+ &state->out_allocation_size,
+ &state->out_end_of_file,
+ &state->out_file_attributes);
+ if (tevent_req_nterror(req, status)) {
+ return tevent_req_post(req, ev);
}
- if (conn != fsp->conn) {
- return NT_STATUS_FILE_CLOSED;
+
+ tevent_req_done(req);
+ return tevent_req_post(req, ev);
+}
+
+static void smbd_smb2_close_do(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct smbd_smb2_close_state *state = tevent_req_data(
+ req, struct smbd_smb2_close_state);
+ NTSTATUS status;
+ int ret;
+
+ ret = tevent_wait_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (ret != 0) {
+ DEBUG(10, ("tevent_wait_recv returned %s\n",
+ strerror(ret)));
+ /*
+ * Continue anyway, this should never happen
+ */
}
- if (req->session->vuid != fsp->vuid) {
- return NT_STATUS_FILE_CLOSED;
+
+ status = smbd_smb2_close(state->smb2req,
+ state->in_fsp,
+ state->in_flags,
+ &state->out_flags,
+ &state->out_creation_time,
+ &state->out_last_access_time,
+ &state->out_last_write_time,
+ &state->out_change_time,
+ &state->out_allocation_size,
+ &state->out_end_of_file,
+ &state->out_file_attributes);
+ if (tevent_req_nterror(req, status)) {
+ return;
}
+ tevent_req_done(req);
+}
- status = close_file(smbreq, fsp, NORMAL_CLOSE);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(5,("smbd_smb2_close: close_file[%s]: %s\n",
- fsp->fsp_name, nt_errstr(status)));
+static NTSTATUS smbd_smb2_close_recv(struct tevent_req *req,
+ uint16_t *out_flags,
+ NTTIME *out_creation_time,
+ NTTIME *out_last_access_time,
+ NTTIME *out_last_write_time,
+ NTTIME *out_change_time,
+ uint64_t *out_allocation_size,
+ uint64_t *out_end_of_file,
+ uint32_t *out_file_attributes)
+{
+ struct smbd_smb2_close_state *state =
+ tevent_req_data(req,
+ struct smbd_smb2_close_state);
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ tevent_req_received(req);
return status;
}
+ *out_flags = state->out_flags;
+ *out_creation_time = state->out_creation_time;
+ *out_last_access_time = state->out_last_access_time;
+ *out_last_write_time = state->out_last_write_time;
+ *out_change_time = state->out_change_time;
+ *out_allocation_size = state->out_allocation_size;
+ *out_end_of_file = state->out_end_of_file;
+ *out_file_attributes = state->out_file_attributes;
+
+ tevent_req_received(req);
return NT_STATUS_OK;
}