/*
 * Copyright 2006-2010, Haiku, Inc. All Rights Reserved.
 * Distributed under the terms of the MIT License.
 */
#ifndef NET_DEVICE_H
#define NET_DEVICE_H


#include <net/if.h>

#include <module.h>


typedef struct net_buffer net_buffer;


struct net_hardware_address {
        uint8   data[64];
        uint8   length;
};

typedef struct net_device {
        struct net_device_module_info* module;

        char    name[IF_NAMESIZE];
        uint32  index;
        uint32  flags;          // IFF_LOOPBACK, ...
        uint32  type;           // IFT_ETHER, ...
        size_t  mtu;
        uint32  media;
        uint64  link_speed;
        uint32  link_quality;
        size_t  header_length;

        struct net_hardware_address address;

        struct ifreq_stats stats;
} net_device;


struct net_device_module_info {
        struct module_info info;

        status_t        (*init_device)(const char* name, net_device** _device);
        status_t        (*uninit_device)(net_device* device);

        status_t        (*up)(net_device* device);
        void            (*down)(net_device* device);

        status_t        (*control)(net_device* device, int32 op, void* argument,
                                        size_t length);

        status_t        (*send_data)(net_device* device, net_buffer* buffer);
        status_t        (*receive_data)(net_device* device, net_buffer** _buffer);

        status_t        (*set_mtu)(net_device* device, size_t mtu);
        status_t        (*set_promiscuous)(net_device* device, bool promiscuous);
        status_t        (*set_media)(net_device* device, uint32 media);

        status_t        (*add_multicast)(net_device* device,
                                        const struct sockaddr* address);
        status_t        (*remove_multicast)(net_device* device,
                                        const struct sockaddr* address);
};


#endif  // NET_DEVICE_H