开发工具:
文件大小: 647kb
下载次数: 0
上传时间: 2008-11-15
详细说明： /* ARP packet tracing routines */ #include #include "global.h" #include "mbuf.h" #include "arp.h" #include "netuser.h" #include "trace.h" void arp_dump(fp,bpp) FILE *fp; struct mbuf **bpp; { struct arp arp; struct arp_type *at; int is_ip = 0; char tmp[25]; if(bpp == NULL || *bpp == NULL) return; fprintf(fp,"ARP: len %d",len_p(*bpp)); if(ntoharp(&arp,bpp) == -1){ fprintf(fp," bad packet\n"); return; } if(arp.hardware < N HWTYPES) at = &Arp_type[arp.hardware]; else at = NULL; /* Print hardware type in Ascii if known, numerically if not */ fprintf(fp," hwtype %s",smsg(Arptypes,NHWTYPES,arp.hardware)); /* Print hardware length only if unknown type, or if it doesn't match * the length in the known types table */ if(at == NULL || arp.hwalen != at->hwalen) fprintf(fp," hwlen %u",arp.hwalen); /* Check for most common case -- upper level protocol is IP */ if(at != NULL && arp.protocol == at->iptype){ fprintf(fp," prot IP"); is_ip = 1; } else { fprintf(fp," prot 0x%x prlen %u",arp.protocol,arp.pralen); } switch(arp.opcode){ case ARP_REQUEST: fprintf(fp," op REQUEST"); break; case ARP_REPLY: fprintf(fp," op REPLY"); break; case REVARP_REQUEST: fprintf(fp," op REVERSE REQUEST"); break; case REVARP_REPLY: fprintf(fp," op REVERSE REPLY"); break; default: fprintf(fp," op %u",arp.opcode); break; } fprintf(fp,"\n"); fprintf(fp,"sender"); if(is_ip) fprintf(fp," IPaddr %s",inet_ntoa(arp.sprotaddr)); fprintf(fp," hwaddr %s\n",at->format(tmp,arp.shwaddr)); fprintf(fp,"target"); if(is_ip) fprintf(fp," IPaddr %s",inet_ntoa(arp.tprotaddr)); fprintf(fp," hwaddr %s\n",at->format(tmp,arp.thwaddr)); } ...展开收缩
(系统自动生成,下载前可以参看下载内容)
下载文件列表
相关说明
- 本站资源为会员上传分享交流与学习,如有侵犯您的权益,请联系我们删除.
- 本站是交换下载平台，提供交流渠道，下载内容来自于网络，除下载问题外，其它问题请自行百度。
- 本站已设置防盗链，请勿用迅雷、QQ旋风等多线程下载软件下载资源，下载后用WinRAR最新版进行解压.
- 如果您发现内容无法下载，请稍后再次尝试；或者到消费记录里找到下载记录反馈给我们.
- 下载后发现下载的内容跟说明不相乎，请到消费记录里找到下载记录反馈给我们，经确认后退回积分.
- 如下载前有疑问，可以通过点击"提供者"的名字，查看对方的联系方式，联系对方咨询.
