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ifmgmt.c 1.6KB

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  1. /*
  2. * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
  3. *
  4. * This program is free software; you can redistribute it and/or
  5. * modify it under the terms of the GNU General Public License as
  6. * published by the Free Software Foundation; either version 2 of the
  7. * License, or any later version.
  8. *
  9. * This program is distributed in the hope that it will be useful, but
  10. * WITHOUT ANY WARRANTY; without even the implied warranty of
  11. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12. * General Public License for more details.
  13. *
  14. * You should have received a copy of the GNU General Public License
  15. * along with this program; if not, write to the Free Software
  16. * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17. */
  18. #include <string.h>
  19. #include <stdio.h>
  20. #include <gpxe/netdevice.h>
  21. #include <gpxe/device.h>
  22. #include <usr/ifmgmt.h>
  23. /** @file
  24. *
  25. * Network interface management
  26. *
  27. */
  28. /**
  29. * Open network device
  30. *
  31. * @v netdev Network device
  32. * @ret rc Return status code
  33. */
  34. int ifopen ( struct net_device *netdev ) {
  35. int rc;
  36. if ( ( rc = netdev_open ( netdev ) ) != 0 ) {
  37. printf ( "Could not open %s: %s\n",
  38. netdev->name, strerror ( rc ) );
  39. return rc;
  40. }
  41. return 0;
  42. }
  43. /**
  44. * Close network device
  45. *
  46. * @v netdev Network device
  47. */
  48. void ifclose ( struct net_device *netdev ) {
  49. netdev_close ( netdev );
  50. }
  51. /**
  52. * Print status of network device
  53. *
  54. * @v netdev Network device
  55. */
  56. void ifstat ( struct net_device *netdev ) {
  57. printf ( "%s: %s on %s (%s)\n",
  58. netdev->name, netdev_hwaddr ( netdev ), netdev->dev->name,
  59. ( ( netdev->state & NETDEV_OPEN ) ? "open" : "closed" ) );
  60. }