128 位 Source Address:报文源地址 128 位 Destination Address:报文目的地址 可变Extension Header:扩展包头。IPv6 取消了 IPv4 包头中的选项字段,并引入了多种扩展报文头,在提高处理效率的同时还增强了 IPv6 的灵活性,为 IP 协议提供良好的扩展能力。(不是所有的扩展报头都需要被转发路由设备查看和处理的。路由设...
ip_address saddr; // 源地址(Source address) ip_address daddr; // 目的地址(Destination address) u_int op_pad; // 选项与填充(Option + Padding) }ip_header; 通过首部长度(ip_len = (ih->ver_ihl & 0xf) * 4;)得到UDP数据包的位置。 UDP报头定义: /* UDP 首部*/ typedef struct udp_head...
IPAddress 表示 IP地址;SubnetMask 表示子网掩码;Broadcast 表示广播地址。VOIDPacketCloseAdapter(LPADAPTERlpAdapter)关闭参数中提供的网络适配器,释放相关的 ADAPTER 结构。BOOLEANPacketRequest(LPADAPTERAdapterObject,BOOLEANSet,PPACKET_OID_DATAOidData)指定适配器上运行的询问/设置函数的类型。BOOLEANPacketSetDumpName...
} d = alldevs;while(d != NULL) {printf("%s\n%s\nAddress:", d->name, d->description);for(i = 0; d->addresses != NULL && i < 14; i++)printf("%d", d->addresses->addr->sa_data[i]);printf("\n\n"); d = d->next; } pcap_freealldevs(alldevs);return0; }...
strInfo="Address Family Name: Unknown"; AfxMessageBox(strInfo); break; } } } //获取设备,并获取设备的信息 CGetInfoDlg::FindAllDevs() { inti=0; charerrBuf[PCAP_ERRBUF_SIZE]; CString strErr; CString strDev; //获取本机设备列表 if(pcap_findalldevs(&AllDevs,errBuf)==-1) ...
structpcap_addr {structpcap_addr *next;structsockaddr *addr;/*address*/structsockaddr *netmask;/*netmask for that address*/structsockaddr *broadaddr;/*broadcast address for that address*/structsockaddr *dstaddr;/*P2P destination address for that address*/}; ...
ip_address daddr; // Destination address u_int op_pad; // Option + Padding }ip_header; /* UDP header*/ typedef struct udp_header{ u_short sport; // Source port u_short dport; // Destination port u_short len; // Datagram length u_short crc; // Checksum }udp_header; /* protot...
地址解析协议.ARP协议,PCAP.以太网协议.ARPABSTR.XCT This paper presents obtaining MAC address 2、 of nehvork adapter corresponding to IP address w ithin the Ethernet scope by using PCA P technique and on the basis of L inux platloim making network adn inistrator know IP address for ...
printf("\tBroadcast Address: %s\n",iptos(((struct sockaddr_in *)a->broadaddr)->sin_addr.s_addr)); if (a->dstaddr) printf("\tDestination Address: %s\n",iptos(((struct sockaddr_in *)a->dstaddr)->sin_addr.s_addr)); break; case AF_INET6: printf("\tAddress Family Name: AF...
include "pcap.h"include<remote-ext.h> ifndef WIN32 include <sys/socket.h> include <netinet/in.h> else include <winsock.h> endif // 函数原型 void ifprint(pcap_if_t *d);char *iptos(u_long in);char* ip6tos(struct sockaddr *sockaddr, char *address, int addrlen);int ...