149 lines
4.4 KiB
C
149 lines
4.4 KiB
C
/*
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* Copyright 2006-2008, Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef NET_DATALINK_H
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#define NET_DATALINK_H
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#include <net_buffer.h>
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#include <net_routing_info.h>
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#include <util/list.h>
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#include <net/if.h>
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#define NET_DATALINK_MODULE_NAME "network/stack/datalink/v1"
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typedef struct net_datalink_protocol net_datalink_protocol;
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typedef struct net_domain {
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const char *name;
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int family;
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struct list interfaces;
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struct net_protocol_module_info *module;
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struct net_address_module_info *address_module;
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} net_domain;
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struct net_interface {
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struct list_link link;
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struct net_domain *domain;
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struct net_device *device;
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struct net_datalink_protocol *first_protocol;
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struct net_datalink_protocol_module_info *first_info;
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char name[IF_NAMESIZE];
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struct sockaddr *address;
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struct sockaddr *destination;
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struct sockaddr *mask;
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uint32 index;
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uint32 flags;
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uint8 type;
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uint32 mtu;
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uint32 metric;
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};
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struct net_route {
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struct sockaddr *destination;
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struct sockaddr *mask;
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struct sockaddr *gateway;
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uint32 flags;
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uint32 mtu;
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struct net_interface *interface;
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};
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struct net_route_info {
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struct list_link link;
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struct net_route *route;
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struct sockaddr address;
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};
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struct net_datalink_module_info {
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module_info info;
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status_t (*control)(struct net_domain *domain, int32 option, void *value,
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size_t *_length);
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status_t (*send_data)(struct net_route *route, struct net_buffer *buffer);
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status_t (*send_datagram)(struct net_protocol *protocol,
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struct net_domain *domain, struct net_buffer *buffer);
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bool (*is_local_address)(struct net_domain *domain,
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const struct sockaddr *address, net_interface **_interface,
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uint32 *_matchedType);
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bool (*is_local_link_address)(struct net_domain *domain, bool unconfigured,
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const struct sockaddr *address, net_interface **_interface);
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net_interface *(*get_interface)(struct net_domain *domain, uint32 index);
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net_interface *(*get_interface_with_address)(struct net_domain *domain,
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const struct sockaddr *address);
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// routes
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status_t (*add_route)(struct net_domain *domain,
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const struct net_route *route);
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status_t (*remove_route)(struct net_domain *domain,
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const struct net_route *route);
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struct net_route *(*get_route)(struct net_domain *domain,
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const struct sockaddr *address);
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status_t (*get_buffer_route)(struct net_domain *domain,
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struct net_buffer *buffer, struct net_route **_route);
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void (*put_route)(struct net_domain *domain, struct net_route *route);
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status_t (*register_route_info)(struct net_domain *domain,
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struct net_route_info *info);
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status_t (*unregister_route_info)(struct net_domain *domain,
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struct net_route_info *info);
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status_t (*update_route_info)(struct net_domain *domain,
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struct net_route_info *info);
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};
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struct net_address_module_info {
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module_info info;
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bool has_broadcast_address;
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status_t (*copy_address)(const sockaddr *from, sockaddr **to,
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bool replaceWithZeros, const sockaddr *mask);
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status_t (*mask_address)(const sockaddr *address, const sockaddr *mask,
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sockaddr *result);
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bool (*equal_addresses)(const sockaddr *a, const sockaddr *b);
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bool (*equal_ports)(const sockaddr *a, const sockaddr *b);
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bool (*equal_addresses_and_ports)(const sockaddr *a, const sockaddr *b);
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bool (*equal_masked_addresses)(const sockaddr *a, const sockaddr *b,
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const sockaddr *mask);
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bool (*is_empty_address)(const sockaddr *address, bool checkPort);
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bool (*is_same_family)(const sockaddr *address);
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int32 (*first_mask_bit)(const sockaddr *mask);
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bool (*check_mask)(const sockaddr *address);
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status_t (*print_address)(const sockaddr *address, char **buffer,
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bool printPort);
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status_t (*print_address_buffer)(const sockaddr *address, char *buffer,
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size_t bufferSize, bool printPort);
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uint16 (*get_port)(const sockaddr *address);
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status_t (*set_port)(sockaddr *address, uint16 port);
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status_t (*set_to)(sockaddr *address, const sockaddr *from);
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status_t (*set_to_empty_address)(sockaddr *address);
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status_t (*set_to_defaults)(sockaddr *defaultMask,
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sockaddr *defaultBroadcast, sockaddr *address,
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sockaddr *netmask);
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status_t (*update_to)(sockaddr *address, const sockaddr *from);
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uint32 (*hash_address_pair)(const sockaddr *ourAddress,
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const sockaddr *peerAddress);
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status_t (*checksum_address)(struct Checksum *checksum,
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const sockaddr *address);
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void (*get_loopback_address)(sockaddr *result);
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};
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#endif // NET_DATALINK_H
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