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Article #40Re: CRCУ����ü��������
From: ������֮���ijɴ�ţ
Date: Wed, 12 Nov 2003 08:51
Date: Wed, 12 Nov 2003 08:51
19 lines
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1479 bytes
Ϊʲôû�˻ش����С����
�� �� LLClown (������֮���ijɴ�ţ) �Ĵ������ᵽ: ��
: unsigned short CheckCRCSum(char *buffer, int size)
: {
: unsigned long cksum=0;
: while(size >1)
: {
: cksum+=*buffer++;
: size -=sizeof(unsigned char);
: }
: if(size ) cksum += *(unsigned char*)buffer; //���Ǹ�ʲô
: cksum = (cksum >> 16) + (cksum & 0xffff); //��������
: cksum += (cksum >> 16);
: ...................
--
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X-Google-Language: Chinese,GB X-Google-Thread: 109ae0,d87f45bfa42b3ce5,start X-Google-Attributes: gid109ae0,public X-Google-ArrivalTime: 2003-11-12 00:55:04 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news2.google.com!news.maxwell.syr.edu!elnk-pas-nf1!elnk-nf2-pas!newsfeed.earthlink.net!sjc70.webusenet.com!news.webusenet.com!news.neu.edu.cn!news.happynet.org!maily.cic.tsinghua.edu.cn!SMTH From: LLClown@smth.org (������֮���ijɴ�ţ) Newsgroups: cn.bbs.comp.unix.development.network Subject: Re: CRCУ����ü�������� Date: 12 Nov 2003 08:51:47 GMT Organization: BBS ˮľ�廪վ Message-ID: <000000$VCv@smth.org> Mime-Version: 1.0 Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: 8bit X-Filename: NetPRG/n/M.1068627092.60 Lines: 19