您最多选择25个主题 主题必须以字母或数字开头,可以包含连字符 (-),并且长度不得超过35个字符

dhcpserver.h 1.8KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849
  1. /*
  2. * This file is part of the MicroPython project, http://micropython.org/
  3. *
  4. * The MIT License (MIT)
  5. *
  6. * Copyright (c) 2018-2019 Damien P. George
  7. *
  8. * Permission is hereby granted, free of charge, to any person obtaining a copy
  9. * of this software and associated documentation files (the "Software"), to deal
  10. * in the Software without restriction, including without limitation the rights
  11. * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  12. * copies of the Software, and to permit persons to whom the Software is
  13. * furnished to do so, subject to the following conditions:
  14. *
  15. * The above copyright notice and this permission notice shall be included in
  16. * all copies or substantial portions of the Software.
  17. *
  18. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19. * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20. * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  21. * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22. * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  23. * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  24. * THE SOFTWARE.
  25. */
  26. #ifndef MICROPY_INCLUDED_LIB_NETUTILS_DHCPSERVER_H
  27. #define MICROPY_INCLUDED_LIB_NETUTILS_DHCPSERVER_H
  28. #include "lwip/ip_addr.h"
  29. #define DHCPS_BASE_IP (16)
  30. #define DHCPS_MAX_IP (8)
  31. typedef struct _dhcp_server_lease_t {
  32. uint8_t mac[6];
  33. uint16_t expiry;
  34. } dhcp_server_lease_t;
  35. typedef struct _dhcp_server_t {
  36. ip_addr_t ip;
  37. ip_addr_t nm;
  38. dhcp_server_lease_t lease[DHCPS_MAX_IP];
  39. struct udp_pcb *udp;
  40. } dhcp_server_t;
  41. void dhcp_server_init(dhcp_server_t *d, ip_addr_t *ip, ip_addr_t *nm);
  42. void dhcp_server_deinit(dhcp_server_t *d);
  43. #endif // MICROPY_INCLUDED_LIB_NETUTILS_DHCPSERVER_H