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dhcpmgmt.c 1.8KB

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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., 51 Franklin Street, Fifth Floor, Boston, MA
  17. * 02110-1301, USA.
  18. */
  19. FILE_LICENCE ( GPL2_OR_LATER );
  20. #include <string.h>
  21. #include <stdio.h>
  22. #include <errno.h>
  23. #include <ipxe/netdevice.h>
  24. #include <ipxe/dhcp.h>
  25. #include <ipxe/monojob.h>
  26. #include <ipxe/process.h>
  27. #include <usr/ifmgmt.h>
  28. #include <usr/dhcpmgmt.h>
  29. #define LINK_WAIT_MS 15000
  30. /** @file
  31. *
  32. * DHCP management
  33. *
  34. */
  35. int dhcp ( struct net_device *netdev ) {
  36. int rc;
  37. /* Check we can open the interface first */
  38. if ( ( rc = ifopen ( netdev ) ) != 0 )
  39. return rc;
  40. /* Wait for link-up */
  41. if ( ( rc = iflinkwait ( netdev, LINK_WAIT_MS ) ) != 0 )
  42. return rc;
  43. /* Perform DHCP */
  44. printf ( "DHCP (%s %s)", netdev->name,
  45. netdev->ll_protocol->ntoa ( netdev->ll_addr ) );
  46. if ( ( rc = start_dhcp ( &monojob, netdev ) ) == 0 )
  47. rc = monojob_wait ( "" );
  48. return rc;
  49. }
  50. int pxebs ( struct net_device *netdev, unsigned int pxe_type ) {
  51. int rc;
  52. /* Perform PXE Boot Server Discovery */
  53. printf ( "PXEBS (%s type %d)", netdev->name, pxe_type );
  54. if ( ( rc = start_pxebs ( &monojob, netdev, pxe_type ) ) == 0 )
  55. rc = monojob_wait ( "" );
  56. return rc;
  57. }