s3: libsmb: Add SMB2 calls cli_smb2_set_reparse_point_fnum_send()/cli_smb2_set_repars...

Allow reparse points to be created over SMB2.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=13159

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Böhme <slow@samba.org>

diff --git a/source3/libsmb/cli_smb2_fnum.c b/source3/libsmb/cli_smb2_fnum.c
index 78f61fbedd4bb944977167d74303843214b5169b..f8861e53345c0ff2b027e6523468e1d57374e002 100644 (file)
--- a/source3/libsmb/cli_smb2_fnum.c
+++ b/source3/libsmb/cli_smb2_fnum.c
@@ -4181,3 +4181,96 @@ fail:
        TALLOC_FREE(frame);
        return status;
 }
+
+struct cli_smb2_set_reparse_point_fnum_state {
+       struct cli_state *cli;
+       uint16_t fnum;
+       struct smb2_hnd *ph;
+       DATA_BLOB input_buffer;
+};
+
+static void cli_smb2_set_reparse_point_fnum_done(struct tevent_req *subreq);
+
+struct tevent_req *cli_smb2_set_reparse_point_fnum_send(
+                               TALLOC_CTX *mem_ctx,
+                               struct tevent_context *ev,
+                               struct cli_state *cli,
+                               uint16_t fnum,
+                               DATA_BLOB in_buf)
+{
+       struct tevent_req *req, *subreq;
+       struct cli_smb2_set_reparse_point_fnum_state *state = NULL;
+       NTSTATUS status;
+
+       req = tevent_req_create(mem_ctx, &state,
+                               struct cli_smb2_set_reparse_point_fnum_state);
+       if (req == NULL) {
+               return NULL;
+       }
+
+       if (smbXcli_conn_protocol(cli->conn) < PROTOCOL_SMB2_02) {
+               tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
+               return tevent_req_post(req, ev);
+       }
+
+       state->cli = cli;
+       state->fnum = fnum;
+
+       status = map_fnum_to_smb2_handle(cli, fnum, &state->ph);
+       if (tevent_req_nterror(req, status)) {
+               return tevent_req_post(req, ev);
+       }
+
+       state->input_buffer = data_blob_talloc(state,
+                                               in_buf.data,
+                                               in_buf.length);
+       if (state->input_buffer.data == NULL) {
+               tevent_req_nterror(req, NT_STATUS_NO_MEMORY);
+               return tevent_req_post(req, ev);
+       }
+
+       subreq = smb2cli_ioctl_send(state, ev, state->cli->conn,
+                       state->cli->timeout,
+                       state->cli->smb2.session,
+                       state->cli->smb2.tcon,
+                       state->ph->fid_persistent, /* in_fid_persistent */
+                       state->ph->fid_volatile, /* in_fid_volatile */
+                       FSCTL_SET_REPARSE_POINT,
+                       0, /* in_max_input_length */
+                       &state->input_buffer ,
+                       0,
+                       NULL,
+                       SMB2_IOCTL_FLAG_IS_FSCTL);
+
+       if (tevent_req_nomem(subreq, req)) {
+               return tevent_req_post(req, ev);
+       }
+       tevent_req_set_callback(subreq,
+                               cli_smb2_set_reparse_point_fnum_done,
+                               req);
+
+       return req;
+}
+
+static void cli_smb2_set_reparse_point_fnum_done(struct tevent_req *subreq)
+{
+       struct tevent_req *req = tevent_req_callback_data(
+               subreq, struct tevent_req);
+       struct cli_smb2_set_reparse_point_fnum_state *state = tevent_req_data(
+               req, struct cli_smb2_set_reparse_point_fnum_state);
+       NTSTATUS status;
+
+       status = smb2cli_ioctl_recv(subreq, state,
+                               NULL,
+                               NULL);
+       TALLOC_FREE(subreq);
+       if (tevent_req_nterror(req, status)) {
+               return;
+       }
+       tevent_req_done(req);
+}
+
+NTSTATUS cli_smb2_set_reparse_point_fnum_recv(struct tevent_req *req)
+{
+        return tevent_req_simple_recv_ntstatus(req);
+}

diff --git a/source3/libsmb/cli_smb2_fnum.h b/source3/libsmb/cli_smb2_fnum.h
index 3d9b6eb3fe64e3cce17535e27010d796d04dd25f..0f6809fe4ca2d0af04a6cb218e709f7e7f24c0b2 100644 (file)
--- a/source3/libsmb/cli_smb2_fnum.h
+++ b/source3/libsmb/cli_smb2_fnum.h
@@ -242,4 +242,12 @@ NTSTATUS cli_smb2_notify(struct cli_state *cli, uint16_t fnum,
                         bool recursive, TALLOC_CTX *mem_ctx,
                         struct notify_change **pchanges,
                         uint32_t *pnum_changes);
+struct tevent_req *cli_smb2_set_reparse_point_fnum_send(
+                       TALLOC_CTX *mem_ctx,
+                       struct tevent_context *ev,
+                       struct cli_state *cli,
+                       uint16_t fnum,
+                       DATA_BLOB in_buf);
+NTSTATUS cli_smb2_set_reparse_point_fnum_recv(struct tevent_req *req);
+
 #endif /* __SMB2CLI_FNUM_H__ */