| // Copyright 2017 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "resources.h" |
| |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <fuchsia/boot/c/fidl.h> |
| #include <lib/fdio/directory.h> |
| #include <lib/fdio/fd.h> |
| #include <lib/fdio/fdio.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <unistd.h> |
| #include <zircon/status.h> |
| #include <zircon/syscalls.h> |
| |
| zx_status_t get_root_resource(zx_handle_t* root_resource) { |
| zx_handle_t local, remote; |
| zx_status_t status = zx_channel_create(0, &local, &remote); |
| if (status != ZX_OK) { |
| return status; |
| } |
| status = fdio_service_connect("/svc/fuchsia.boot.RootResource", remote); |
| if (status != ZX_OK) { |
| fprintf(stderr, "ERROR: Cannot open fuchsia.boot.RootResource: %s (%d)\n", |
| zx_status_get_string(status), status); |
| zx_handle_close(local); |
| return ZX_ERR_NOT_FOUND; |
| } |
| |
| zx_status_t fidl_status = fuchsia_boot_RootResourceGet(local, root_resource); |
| zx_handle_close(local); |
| |
| if (fidl_status != ZX_OK) { |
| fprintf(stderr, "ERROR: Cannot obtain root resource: %s (%d)\n", |
| zx_status_get_string(fidl_status), fidl_status); |
| return fidl_status; |
| } |
| |
| return ZX_OK; |
| } |