site stats

Struct ether_hdr

WebJun 29, 2024 · // Ethernet frame length = ethernet header (MAC + MAC + ethernet type) + ethernet data (ARP header) frame_length = 6 + 6 + 2 + ARP_HDRLEN; // Destination and Source MAC addresses memcpy (ether_frame, dst_mac, 6 * sizeof (uint8_t)); memcpy (ether_frame + 6, src_mac, 6 * sizeof (uint8_t)); // Next is ethernet type code (ETH_P_ARP … WebA collection of non-blocking(polling) network libs for Linux, also support solarflare APIs(Tcpdirect/Efvi) - pollnet/Efvi.h at master · MengRao/pollnet

DPDK入门（环境搭建以及小demo）_水番茄的博客-CSDN博客

WebApr 11, 2024 · 一、准备环境 磨刀不误砍柴工，要想更好的进行dpdk源码分析，需要搭建一套dpdk环境，观察数据包的转发流程。由于个人电脑条件有限，只能在vmware虚拟机环境下搭建dpdk环境。dpdk源码分析系列的所有文章都是基于这套环境来分析。1、vmware虚拟机上安装ubuntun系统， ubuntu版本为12.04； linux内核版本为3. ... WebOct 17, 2024 · This function is just a simple wrapper around skb_mac_header () with typecasting. static inline struct ethhdr *eth_hdr(const struct sk_buff *skb) { return (struct ethhdr *)skb_mac_header(skb); } Now we can get a pointer to the whole packet, so it’s time to print some data. tips for picky eating https://intbreeders.com

CでEtherフレームを理解する - Qiita

Webusing the ether_hdr , one could read the MAC address from the packet eth = rte_pktmbuf_mtod (m, struct ether_hdr *); tmp = ð->s_addr.addr_bytes [0]; But how am I suppose to craft a packet and supply in all these details , so that I could sent the packet via rte_eth_tx_burst Thanks in advance Vladimir Medvedkin 8 years ago Hi, http://www.propox.com/download/edunet_doc/all/html/structether__header.html WebJan 8, 2013 · rte_vlan_hdr Struct Reference #include < rte_ether.h > Detailed Description Ethernet VLAN Header. Contains the 16-bit VLAN Tag Control Identifier and the Ethernet type of the encapsulated frame. Examples: examples/bond/main.c, and examples/vhost/main.c. Definition at line 284 of file rte_ether.h. Field Documentation vlan_tci rte_be16_t vlan_tci tips for pillars of eternity

Raw socket programming on windows with Winpcap - BinaryTides

Category:中间人攻击的原理与实现_白袍万里的博客-CSDN博客

Tags:Struct ether_hdr

Struct ether_hdr

CでIPヘッダを理解する - Qiita

Web3 rows · Jan 8, 2013 · struct rte_ether_addr dst_addr. Destination address. Examples: examples/bond/main.c, ... WebJan 8, 2013 · 358 struct rte_ether_hdr *oh, *nh; 359 struct rte_vlan_hdr *vh; 360 361 ...

Struct ether_hdr

Did you know?

WebJan 25, 2024 · eth_hdr-&gt;ether_type = ether_type; Make a send program. First we should know the mechanism of dpdk pkt sending. Initlize the runtime enviroment. Apply a mem … Webstruct ethhdr { unsigned char h_dest [ETH_ALEN]; /* destination eth addr */ unsigned char h_source [ETH_ALEN]; /* source ether addr */ __be16 h_proto; /* packet type ID field */ } __attribute__ ( (packed)); # ifdef __KERNEL__ # include static inline struct ethhdr * eth_hdr ( const struct sk_buff *skb) {

Webreturn (struct ethhdr *)skb-&gt;data; } static inline struct ethhdr *inner_eth_hdr (const struct sk_buff *skb) { return (struct ethhdr *)skb_inner_mac_header (skb); } int eth_header_parse … WebNov 18, 2011 · sizeof (struct vxlan_gpe_hdr )) VXLAN-GPE tunnel header length. Definition at line 336 of file rte_ether.h. Function Documentation Check if two Ethernet addresses are the same. Parameters Returns True (1) if the given two ethernet address are the same; False (0) otherwise. Examples: examples/tep_termination/vxlan_setup.c, and examples/vhost/main.c.

WebJun 1, 2024 · 1 Answer Sorted by: 5 In Linux, the ethhdr struct is defined in uapi/linux/if_ether.h It's placement in a kernel uapi (user-space API) header file solidifies it … WebOct 31, 2024 · However it is not working rte_eth_stats_get () shows packets are present in ethernet ring via the field ipackets but rte_eth_rx_burst is not returning any packets. Code is included here, please let me know what I am doing wrong.

WebDec 6, 2014 · struct ethhdr *eth = eth_hdr (skb); memcpy (haddr, eth->h_source, ETH_ALEN); return ETH_ALEN; } 4.在struct ethhdr中MAC地址为6个字节，并不是我们常见的MAC字符 … tips for pinewood derby carsWebDec 10, 2024 · Traffic rate over time. We can see the traffic rate is the highest using the newest version. We can also see that DPDK 18.05 is the slowest, and 18.11 and 19.05 are quite similar. tips for ping pongWebreturn (struct ethhdr *)skb->data; } static inline struct ethhdr *inner_eth_hdr (const struct sk_buff *skb) { return (struct ethhdr *)skb_inner_mac_header (skb); } int eth_header_parse (const struct sk_buff *skb, unsigned char *haddr); extern ssize_t sysfs_format_mac (char *buf, const unsigned char *addr, int len); #endif /* _LINUX_IF_ETHER_H */ tips for pip assessmentWebLinux debugging, tracing, profiling & perf. analysis. Check our new training course. with Creative Commons CC-BY-SA tips for pinhole projectorWebLinux debugging, tracing, profiling & perf. analysis. Check our new training course. with Creative Commons CC-BY-SA tips for pimples on faceWebHi all, I 'm attempting to integrate DPDK code in an existing application, which includes . That standard glibc header already provides a structure named … tips for pip interviewWebMay 25, 1993 · struct ethhdr *eth = skb_push (skb, ETH_HLEN); if (type != ETH_P_802_3 && type != ETH_P_802_2) eth-> h_proto = htons (type); else eth-> h_proto = htons (len); /* * Set the source hardware address. */ if (!saddr) saddr = dev-> dev_addr; memcpy (eth-> h_source, saddr, ETH_ALEN); if (daddr) { memcpy (eth-> h_dest, daddr, ETH_ALEN); return … tips for pipetting cells