Wiesner András
05288d7a3c
- IGMPv2 capabilities added (report membership, leave group) - ICMP capabilities added (ping) - Tx Message Queue added
59 lines
1.8 KiB
C
59 lines
1.8 KiB
C
#ifndef ETHERLIB_ETH_INTERFACE_H
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#define ETHERLIB_ETH_INTERFACE_H
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#include "packet_sieve.h"
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#include "prefab/packet_parsers/packet_parsers.h"
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#include "prefab/packet_parsers/ipv4_types.h"
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#include "arp_cache.h"
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#include "connection_block.h"
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#include "msg_queue.h"
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/**
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* Ethernet interface low level definition.
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*/
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typedef struct EthIODef_ {
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int (*llTxTrigger)(struct EthIODef_ * io, MsgQueue * mq); ///< Function pointer to low-level transmit function trigger
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int (*llTxDone)(struct EthIODef_ * io, const RawPckt * rawPckt); ///< Transmission done (interrupt) callback
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int (*llLinkChg)(struct EthIODef_ * io, int linkState); ///< Link change interrupt
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int (*llRxDone)(struct EthIODef_ * io, const RawPckt * rawPckt); ///< Receive done callback
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int (*llError)(struct EthIODef_ * io, int error); ///< Low-level error interrupt
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void * tag; ///< Some arbitrary tagging
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} EthIODef;
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/**
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* Ethernet interface representation.
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*/
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typedef struct EthInterface_ {
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PcktSieve sieve; ///< Packet sieve
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EthIODef * ioDef; ///< Low-level IO definitions
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EthernetAddress mac; ///< Ethernet address
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ip4_addr ip; ///< IP address
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ip4_addr router; ///< Router IP address
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ip4_addr netmask; ///< Subnet mask
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ip4_addr dns; ///< Domain Name Server
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ArpCache * arpc; ///< ARP cache
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ConnBlock arpCb; ///< ARP connection block
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MsgQueue * txQ; ///< Transmit queue
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} EthInterface;
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/**
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* Allocate a new Ethernet interface
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* @param io Low-level IO definitions
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* @return new interface instance
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*/
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EthInterface *ethintf_new(EthIODef * io);
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/**
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* Receive uncooked packet.
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* @param rawPckt
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*/
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void ethinf_receive(EthInterface *intf, const RawPckt *rawPckt);
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/**
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* Transmit packet.
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*/
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void ethinf_transmit(EthInterface *intf, const RawPckt *rawPckt);
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#endif //ETHERLIB_ETH_INTERFACE_H
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