struct ether_header { u_int8_t ether_dhost[ETH_ALEN]; // destination eth addr u_int8_t ether_shost[ETH_ALEN]; // source ether addr u_int16_t ether_type; // packet type ID field } __attribute__ ((__packed__)); ***IP的结构*** struct iphdr { #if __BYTE_ORDER == __...
1、网络包几种格式structethhdr、 ether_header、 iphdr 、tcphdr、udphdr*eth的结构*struct ethhdr unsigned char h_destETH_ALEN;unsigned char h_sourceETH_ALEN;_be16 h_proto; _attribute_(packed);struct ether_headeru_int8_t ether_dhostETH_ALEN;/ destination ethaddru_int8_t ether_shostETH_ALE...
structethhdr{ unsignedcharh_dest[ETH_ALEN]; unsignedcharh_source[ETH_ALEN]; __be16 h_proto; } __attribute__((packed)); structether_header { u_int8_t ether_dhost[ETH_ALEN]; // destination eth addr u_int8_t ether_shost[ETH_ALEN]; // source ether addr u_int16_t ether_type; ...
void ether_setup(struct net_device *dev); EXPORT_SYMBOL(ether_setup); 1conststructheader_ops eth_header_ops ___cacheline_aligned ={2.create =eth_header,3.parse =eth_header_parse,4.rebuild =eth_rebuild_header,5.cache =eth_header_cache,6.cache_update =eth_header_cache_update,7};89void...
在linux系统中,使用struct ethhdr结构体来表示以太网帧的头部。这个struct ethhdr结构体位于#include<linux/if_ether.h>之中。 #defineETH_ALEN6//定义了以太网接口的MAC地址的长度为6个字节#defineETH_HLAN14//定义了以太网帧的头长度为14个字节#defineETH_ZLEN60//定义了以太网帧的最小长度为 ETH_ZLEN +...
EtherHeader EtherProcessMap EventPackage fd_set Feature fenv_t FileInfo FlowControlInterface FlowControlModule FlowControlOp FlowControlQueue FlowControlQueues FormatBufferSetting FormatCallback FormatFrame FormatOutputConfig FormatSource FTW GfxFuncs GfxOpt glob_t GrallocBuffer...
EtherHeader EtherProcessMap EventPackage fd_set Feature fenv_t FileInfo FlowControlInterface FlowControlModule FlowControlOp FlowControlQueue FlowControlQueues FormatBufferSetting FormatCallback FormatFrame FormatOutputConfig FormatSource FTW GfxFuncs GfxOpt glob_t GrallocBuff...
net/ethernet.h 包括几个以太网的数据结构,ether_addr(mac帧结构),ether_header(以太帧的头部) --- <sys/types.h> //primitive system data types(包含很多类型重定义,如pid_t、int8_t等) <sys/socket.h> //与套接字相关的函数声明和结构体定义,如socket()、bind()、connect()及struct sockaddr的定义...
rte_pktmbuf_data_len(mbuf)= rte_pktmbuf_pkt_len(mbuf) =pkt_len+ RTE_ETHER_HDR_LEN; Mbuf 概述 DPDK mbuf实现了message buffer,可以存储报文数据或者控制信息等。mbuf存储在mempool中,以便在数据面提高访问性能。 原理 DPDK把元数据(metadata)和实际数据存储在一个mbuf中,并且使mbuf结构体尽量小,目前仅占用...
typedef struct ether80211q { u_int16_t vlanId; u_int16_t protoType; } Ether80211q; /* PPPoE - Courtesy of Andreas Pfaller Feb2003 */ #ifdef HAVE_LINUX_IF_PPPOX_H #include <linux/if_pppox.h> #else /* Extracted and modified from the Linux header for other systems - BMS Mar2003 ...