text: /*
   * This file is part of the MicroPython project, http://micropython.org/
   *
   * The MIT License (MIT)
   *
   * Copyright (c) 2013, 2014 Damien P. George
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   */
  #ifndef MICROPY_INCLUDED_STM32_MODNETWORK_H
  #define MICROPY_INCLUDED_STM32_MODNETWORK_H
  
  #define MOD_NETWORK_IPADDR_BUF_SIZE (4)
  
  #define MOD_NETWORK_AF_INET (2)
  #define MOD_NETWORK_AF_INET6 (10)
  
  #define MOD_NETWORK_SOCK_STREAM (1)
  #define MOD_NETWORK_SOCK_DGRAM (2)
  #define MOD_NETWORK_SOCK_RAW (3)
  
  #if MICROPY_PY_LWIP
  
  struct netif;
  
  extern const mp_obj_type_t network_lan_type;
  extern const mp_obj_type_t mod_network_nic_type_wiznet5k;
  
  void mod_network_lwip_poll_wrapper(uint32_t ticks_ms);
  mp_obj_t mod_network_nic_ifconfig(struct netif *netif, size_t n_args, const mp_obj_t *args);
  
  void wiznet5k_poll(void);
  
  #else
  
  struct _mod_network_socket_obj_t;
  
  typedef struct _mod_network_nic_type_t {
      mp_obj_type_t base;
  
      // API for non-socket operations
      int (*gethostbyname)(mp_obj_t nic, const char *name, mp_uint_t len, uint8_t *ip_out);
  
      // API for socket operations; return -1 on error
      int (*socket)(struct _mod_network_socket_obj_t *socket, int *_errno);
      void (*close)(struct _mod_network_socket_obj_t *socket);
      int (*bind)(struct _mod_network_socket_obj_t *socket, byte *ip, mp_uint_t port, int *_errno);
      int (*listen)(struct _mod_network_socket_obj_t *socket, mp_int_t backlog, int *_errno);
      int (*accept)(struct _mod_network_socket_obj_t *socket, struct _mod_network_socket_obj_t *socket2, byte *ip, mp_uint_t *port, int *_errno);
      int (*connect)(struct _mod_network_socket_obj_t *socket, byte *ip, mp_uint_t port, int *_errno);
      mp_uint_t (*send)(struct _mod_network_socket_obj_t *socket, const byte *buf, mp_uint_t len, int *_errno);
      mp_uint_t (*recv)(struct _mod_network_socket_obj_t *socket, byte *buf, mp_uint_t len, int *_errno);
      mp_uint_t (*sendto)(struct _mod_network_socket_obj_t *socket, const byte *buf, mp_uint_t len, byte *ip, mp_uint_t port, int *_errno);
      mp_uint_t (*recvfrom)(struct _mod_network_socket_obj_t *socket, byte *buf, mp_uint_t len, byte *ip, mp_uint_t *port, int *_errno);
      int (*setsockopt)(struct _mod_network_socket_obj_t *socket, mp_uint_t level, mp_uint_t opt, const void *optval, mp_uint_t optlen, int *_errno);
      int (*settimeout)(struct _mod_network_socket_obj_t *socket, mp_uint_t timeout_ms, int *_errno);
      int (*ioctl)(struct _mod_network_socket_obj_t *socket, mp_uint_t request, mp_uint_t arg, int *_errno);
  } mod_network_nic_type_t;
  
  typedef struct _mod_network_socket_obj_t {
      mp_obj_base_t base;
      mp_obj_t nic;
      mod_network_nic_type_t *nic_type;
      union {
          struct {
              uint8_t domain;
              uint8_t type;
              int8_t fileno;
          } u_param;
          mp_uint_t u_state;
      };
  } mod_network_socket_obj_t;
  
  extern const mod_network_nic_type_t mod_network_nic_type_wiznet5k;
  extern const mod_network_nic_type_t mod_network_nic_type_cc3k;
  
  #endif
  
  void mod_network_init(void);
  void mod_network_deinit(void);
  void mod_network_register_nic(mp_obj_t nic);
  mp_obj_t mod_network_find_nic(const uint8_t *ip);
  
  #endif // MICROPY_INCLUDED_STM32_MODNETWORK_H
  