聽聽聽聽聽聽浜嬩歡瀵硅薄涔熷睘浜庡唴鏍稿璞★紝鍖呭惈涓涓鏁板櫒錛屼竴涓敤浜庢寚鏄庤浜嬩歡鏄竴涓嚜鍔ㄩ噸緗殑浜嬩歡榪樻槸涓涓漢宸ラ噸緗殑浜嬩歡鐨勫竷灝斿鹼紝鍙︿竴涓敤浜庢寚鏄庤浜嬩歡鏄浜庡凡閫氱煡榪樻槸鏈氱煡鐘舵佺殑甯冨皵鍊箋?br />
涓ょ浜嬩歡瀵硅薄錛?br />1.浜哄伐閲嶇疆鐨勪簨浠躲偮犅?褰撲竴涓漢宸ラ噸緗殑浜嬩歡寰楀埌閫氱煡鏃訛紝絳夊緟璇ヤ簨浠剁殑鎵鏈夌嚎紼嬪潎涓哄彲璋冨害綰跨▼銆?br />2.鑷姩閲嶇疆鐨勪簨浠躲偮犅?褰撲竴涓嚜鍔ㄩ噸緗殑浜嬩歡寰楀埌閫氱煡鏃訛紝絳夊緟璇ヤ簨浠剁殑綰跨▼涓彧鏈変竴涓嚎紼嬪彉涓哄彲璋冨姩綰跨▼銆?br />
鍏抽敭浠ｇ爜孌碉細
鍏抽敭浠ｇ爜孌碉紙涓寸晫鍖猴級宸ヤ綔鍦ㄧ敤鎴鋒柟寮忎笅銆?br />
鍏抽敭浠ｇ爜孌碉紙涓寸晫鍖猴級鏄寚涓灝忎唬鐮佹錛屽湪浠ｇ爜鑳藉鎵ц鍓嶏紝瀹冨繀欏葷嫭鍗犲鏌愪簺璧勬簮鐨勮闂潈銆?br />
綰跨▼姝婚攣錛?/strong>
綰跨▼1鎷ユ湁浜嗕復鐣屽尯瀵硅薄A錛岀瓑寰呬復鐣屽尯瀵硅薄B鐨勬嫢鏈夋潈錛岀嚎紼?鎷ユ湁浜嗕復鐣屽尯瀵硅薄B錛岀瓑寰呬復鐣屽尯瀵硅薄A鐨勬嫢鏈夋潈錛屽氨閫犳垚浜嗘閿併?br />
浜掓枼瀵硅薄銆佷簨浠跺璞″拰鍏抽敭浠ｇ爜孌電殑姣旇緝
浜掓枼瀵硅薄鍜屼簨浠跺璞￠兘灞炰簬鍐呮牳瀵硅薄錛屽埄鐢ㄥ唴鏍稿璞¤繘琛岀嚎紼嬪悓姝ワ紝閫熷害杈冩參錛屼絾鍒╃敤浜掓枼瀵硅薄鍜屼簨浠跺璞¤繖鏍風殑鍐呮牳瀵硅薄錛屽彲浠ュ湪澶氫釜榪涚▼涓殑鍚勪釜綰跨▼闂磋繘琛屽悓姝ャ?br />
鍏抽敭浠ｇ爜孌墊槸宸ヤ綔鍦ㄧ敤鎴鋒柟寮忎笅錛屽悓姝ラ熷害杈冨揩錛屼絾鍦ㄤ嬌鐢ㄥ叧閿唬鐮佹鏃訛紝寰堝鏄撹繘鍏ユ閿佺姸鎬侊紝鍥犱負鍦ㄧ瓑寰呰繘鍏ュ叧閿唬鐮佹鏃舵棤娉曡瀹氳秴鏃跺箋?br />
鎺ㄨ崘涔︾洰:銆奧indows鏍稿績緙栫▼銆嬫満姊板伐涓氬嚭鐗堢ぞ
鍩轟簬娑堟伅鐨勫紓姝ュ鎺ュ瓧
Windows濂楁帴瀛楀湪2縐嶆ā寮忎笅鎵цI/O鎿嶄綔錛岄樆濉炲拰闈為樆濉炪?br />鍦?font color="#0000ff">闃誨妯″紡涓嬶紝鍦↖/O鎿嶄綔瀹屾垚鍓嶏紝鎵ц鎿嶄綔鐨刉insock鍑芥暟浼氫竴鐩寸瓑寰呬笅鍘伙紝涓嶄細绔嬪嵆榪斿洖紼嬪簭錛堝皢鎺у埗鏉冧氦榪樼粰紼嬪簭錛夈?br />鍦?font color="#0000ff">闈為樆濉炴ā寮?/font>涓嬶紝Winsock鍑芥暟鏃犺濡備綍閮戒細绔嬪嵆榪斿洖銆?br />
聽Windows聽 Sockets涓轟簡鏀寔Windows娑堟伅椹卞姩鏈哄埗錛屼嬌搴旂敤紼嬪簭寮鍙戣呰兘鏂逛究鐨勫鐞嗙綉緇滈氫俊錛屽畠瀵圭綉緇滀簨浠墮噰鍙栦簡鍩轟簬娑堟伅鐨勫紓姝ュ瓨鍙栫瓥鐣ャ?br />
Windows Sockets鐨勫紓姝ラ夋嫨鍑芥暟WSAAsyncSelect()鎻愪緵浜嗘秷鎭満鍒剁殑緗戠粶浜嬩歡閫夋嫨錛屽綋浣跨敤瀹冪櫥璁扮殑緗戠粶浜嬩歡鍙戠敓鏃訛紝Windows搴旂敤紼嬪簭鐩稿簲紿楀彛鍑芥暟灝嗘敹鍒頒竴涓秷鎭紝娑堟伅涓寚紺轟簡鍙戠敓鐨勭綉緇滀簨浠訛紝浠ュ強涓庝簨浠剁浉鍏崇殑涓浜涗俊鎭?br />
鐩稿叧鍑芥暟璇存槑
int聽 WSAEnumProtocols(LPINT聽聽 lpiProtocols, LPWSAPROTOCOL_INFO聽 lpProtocolBuffer,聽 ILPDWORD聽 lpdwBufferLength);
Win32騫沖彴鏀寔澶氱涓嶅悓鐨勭綉緇滃崗璁紝閲囩敤Winsock2,聽 灝卞彲鐩存帴浣跨敤浠諱綍涓縐嶅崗璁殑緗戠粶搴旂敤紼嬪簭浜嗐傞氳繃WSAEnumrotocols鍑芥暟鍙互鑾峰緱緋葷粺涓畨瑁呯殑緗戠粶鍗忚鐨勪俊鎭?br />
lpPrototocols錛氫竴涓互NULL緇撳熬鐨勫崗璁爣紺哄彿鏁扮粍錛岃繖涓弬鏁版槸鍙夌殑錛屽鏋渓pProtocol涓篘ULL錛屽垯榪斿洖鎵鏈夊彲鐢ㄥ崗璁殑淇℃伅錛屽惁鍒欙紝鍙繑鍥炴暟緇勪腑鍗忚鐨勪俊鎭?br />
lpProtocolBuffer聽 [out],涓涓敤WSAPROTOCOL_INFO緇撴瀯浣撳～鍏呯殑緙撳啿鍖恒俉SAPROTOCOL_INFO鐢ㄦ潵瀛樻斁鎴栬呭緱鍒頒竴涓寚瀹氬崗璁殑瀹屾暣淇℃伅銆?br />
lpdwBufferLength [in , out],鍦ㄨ緭鍏ユ椂錛屾寚瀹氫紶閫掔粰WSAEnumProtocols()鍑芥暟鐨刲pProtocolBuffer緙撳啿鍖虹殑闀垮害錛?br />鍦ㄨ緭鍑烘椂錛屽瓨鏈夎幏鍙栨墍鏈夎姹備俊鎭渶浼犻掔粰WSAEnumrotocols()鍑芥暟鐨勬渶灝忕紦鍐插尯闀垮害銆?br />榪欎釜鍑芥暟涓嶈兘閲嶅璋冪敤錛屼紶鍏ョ殑緙撳啿鍖哄繀欏昏凍澶熷ぇ浠ヤ究鑳藉瓨鏀炬墍鏈夌殑鍏冪礌銆?br />榪欎釜瑙勫畾闄嶄綆浜嗚鍑芥暟鐨勫鏉傚害錛屽茍涓旂敱浜庝竴涓満鍣ㄤ笂瑁呰澆鐨勫崗璁暟鐩線寰鏄緢灝戠殑錛屾墍浠ヤ笉浼氫駭鐢熼棶棰樸?br />
SOCKET聽聽 WSASocket(int聽聽 af,聽聽聽int聽聽 type,聽 int聽聽 protocol聽聽 ,LPWSAPROTOCOL_INFO聽聽 lpProtpcolInfo,聽聽 GROUP聽聽聽 g,聽 DWORD聽聽聽 dwFliags);
鍓?涓弬鏁板拰socket()鍑芥暟鐨勫墠3涓弬鏁板惈涔変竴鏍楓?br />
lpProtocolInfo,涓涓寚鍚慦SAPROTOCOL_INFO緇撴瀯浣撶殑鎸囬拡錛岃緇撴瀯瀹氫箟浜嗘墍鍒涘緩鐨勫鎺ュ瓧鐨勭壒鎬с傚鏋渓pProtocolInfo涓篘ULL,鍒欏鎺ュ瓧緇戝畾鍒頒笌鎸囧畾鐨勭粨鏋刉SAPROTOCOL_INFO鐩稿叧鐨勬彁渚涜呫?br />
聽g聽聽 ,淇濈暀鐨勩?br />
dwFlags, 濂楁帴瀛楀睘鎬х殑鎻忚堪銆?br />
int聽聽聽聽WSARecvFrom(SOCKET聽聽聽s, LPWSABUF聽聽聽 lpBuffer,聽 DWORD聽 dwBufferCount聽 , LPDWORD聽聽 lpNumberOfBytesRecvd,聽聽 LPDWORD聽聽 lpFlags,聽 struct聽 sockaddr *聽 lpFrom,聽 LPINT聽 lpFromLen,聽聽 LPWSAOVERLAPPED聽聽 lpOverLapped,聽 LPWSAOVERLAPPED_COMPLETION_ROUTINE聽聽聽 lpCompletionRountine)
s,鏍囩ず濂楁帴瀛楃殑鎻忚堪絎︺?br />
lpBuffer[in, out]聽 ,涓涓寚鍚慦SABUF緇撴瀯浣撶殑鎸囬拡銆傛瘡涓涓猈SABUF緇撴瀯浣撳寘鍚竴涓紦鍐插尯鐨勬寚閽堝拰緙撳啿鍖虹殑闀垮害銆?br />
dwBufferCount錛屄?lpBuffer鏁扮粍涓璚SABUF緇撴瀯浣撶殑鏁扮洰銆?br />
lpNumberOfBytesRecvd聽聽聽 [out],聽 濡傛灉鎺ユ敹鎿嶄綔绔嬪嵆瀹屾垚錛屽垯涓轟竴涓寚鍚戞湰嬈¤皟鐢ㄦ墍鎺ユ敹鐨勫瓧鑺傛暟鐨勬寚閽堛?br />
lpFlags[in ,out] ,涓涓寚鍚戞爣紺轟綅鐨勬寚閽堛?br />
lpFrom[out], 鍙夋寚閽堬紝鎸囧悜閲嶅彔鎿嶄綔瀹屾垚鍚庡瓨鏀炬簮鍦板潃鐨勭紦鍐插尯銆?br />
lpFrpmLen[in,聽 out],鎸囧悜緙撳啿鍖哄ぇ灝忕殑鎸囬拡錛屼粎褰撴寚瀹氫簡lpFrom鎵嶉渶瑕併?br />
lpOverlapped,涓涓寚鍚慦SAOVERLAPPED緇撴瀯浣撶殑鎸囬拡錛堝浜庨潪閲嶅彔濂楁帴瀛楀垯蹇界暐錛夈?br />
lpCompletionRoutine,聽 涓涓寚鍚戞帴鏀舵搷浣滃畬鎴愭椂璋冪敤鐨勫畬鎴愪緥紼嬬殑鎸囬拡錛堝浜庨潪閲嶅彔濂楁帴瀛楀垯蹇界暐錛夈?br />
int聽 WSASendTo(SOCKET聽 s,聽 LPWSABUF聽 lpBuffer,聽 DWORD聽 dwufferCount, LPDWORD聽聽 lpNumberOfBytesSent,聽 DWORD聽 dwFlags, const struct sockaddr FAR *聽聽 lpTo, int聽聽 iToLen,聽 LPWSAOVERLAPPED聽聽 lpOverLapped,聽 LPOVERLAPPED_COMPLETION_ROUTINE聽 lpCompletionRoutine)
s, 鏍囩ず涓涓鎺ュ瓧錛堝彲鑳藉凡榪炴帴錛夌殑鎻忚堪絎︺?br />
lpBuffer,聽 涓涓寚鍚慦SABUF緇撴瀯浣撶殑鎸囬拡銆傛瘡涓涓猈SABUF鐨勭粨鏋勪綋鍖呭惈涓涓紦鍐插尯鐨勬寚閽堝拰緙撳啿鍖虹殑闀垮害銆?br />
dwBufferCount,聽 lpBuffer鏁扮粍涓璚SABUF鐨勬暟鐩?br />
lpNumberOfBytesSent聽 [out],聽 濡傛灉鍙戦佹搷浣滅珛鍗沖畬鎴愶紝鍒欎負涓涓湰嬈¤皟鐢ㄧ殑鎵鍙戦佺殑瀛楄妭鏁扮殑鎸囬拡銆?br />
dwFlags,聽 鎸囩ず褰卞搷鎿嶄綔琛屼負鐨勬爣紺轟綅銆?br />
lpTo,聽 鍙夋寚閽堬紝鎸囧悜鐩爣濂楁帴瀛楃殑鍦板潃銆?br />
iToLen,聽 lpTo鐨勫湴鍧闀垮害銆?br />
lpOverLapped,聽 涓涓寚鍚慦SAOVERLAPPED緇撴瀯鐨勬寚閽堬紙瀵逛簬闈為噸鍙犲鎺ュ瓧鍒欏拷鐣ワ級銆?br />
lpComletionRoutine, 涓涓寚鍚戞搷浣滃畬鎴愭椂璋冪敤鐨勫畬鎴愪緥紼嬬殑鎸囬拡錛堝浜庨潪閲嶅彔濂楁帴瀛楀垯蹇界暐錛夈?br />
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涓枃閲婁箟錛氾紙RFC-1112錛塈nternet緇勭鐞嗗崗璁?/p>
娉ㄨВ錛氳鍗忚榪愯浜庝富鏈哄拰涓庝富鏈虹洿鎺ョ浉榪炵殑緇勬挱璺敱鍣ㄤ箣闂達紝鏄疘P涓繪満鐢ㄦ潵鎶ュ憡澶氬潃騫挎挱緇勬垚鍛樿韓浠界殑鍗忚銆傞氳繃IGMP鍗忚錛屼竴鏂歸潰鍙互閫氳繃IGMP鍗忚涓繪満閫氱煡鏈湴璺敱鍣ㄥ笇鏈涘姞鍏ュ茍鎺ユ敹鏌愪釜鐗瑰畾緇勬挱緇勭殑淇℃伅錛涘彟涓鏂歸潰錛岃礬鐢卞櫒閫氳繃IGMP鍗忚鍛ㄦ湡鎬у湴鏌ヨ灞鍩熺綉鍐呮煇涓凡鐭ョ粍鐨勬垚鍛樻槸鍚﹀浜庢椿鍔ㄧ姸鎬併?/p>
搴旂敤錛欼GMP鍗忚鐨勪富瑕佷綔鐢ㄦ槸瑙ｅ喅緗戠粶涓婂箍鎾椂鍗犵敤甯﹀鐨勯棶棰樸傚湪緗戠粶涓紝褰撶粰鎵鏈夊鎴風鍙戝嚭騫挎挱淇℃伅鏃訛紝鏀寔IGMP鐨勪氦鎹㈡満浼氬皢騫挎挱淇℃伅涓嶇粡榪囨護鍦板彂緇欐墍鏈夊鎴風銆備絾鏄繖浜涗俊鎭彧闇瑕侀氳繃緇勬挱鐨勬柟寮忎紶杈撶粰鏌愪竴涓儴鍒嗙殑瀹㈡埛绔?/p>
銆銆鎴戜滑鍦ㄧ綉緇滀腑緇忓父浼氫嬌鐢ㄥ埌ICMP鍗忚錛屽彧涓嶈繃鎴戜滑瑙夊療涓嶅埌鑰屽凡銆傛瘮濡傛垜浠粡甯鎬嬌鐢ㄧ殑鐢ㄤ簬媯鏌ョ綉緇滈氫笉閫氱殑Ping鍛戒護錛岃繖涓淧ing鈥濈殑榪囩▼瀹為檯涓婂氨鏄疘CMP鍗忚宸ヤ綔鐨勮繃紼嬨傝繕鏈夊叾浠栫殑緗戠粶鍛戒護濡傝窡韙礬鐢辯殑Tracert鍛戒護涔熸槸鍩轟簬ICMP鍗忚鐨勩?br />
銆銆ICMP鐨勯噸瑕佹?/b>
銆銆ICMP鍗忚瀵逛簬緗戠粶瀹夊叏鍏鋒湁鏋佸叾閲嶈鐨勬剰涔夈侷CMP鍗忚鏈韓鐨勭壒鐐瑰喅瀹氫簡瀹冮潪甯稿鏄撹鐢ㄤ簬鏀誨嚮緗戠粶涓婄殑璺敱鍣ㄥ拰涓繪満銆備緥濡傦紝鍦?999騫?鏈堟搗淇￠泦鍥⑩滄偓璧忊?0涓囧厓浜烘皯甯佹祴璇曢槻鐏鐨勮繃紼嬩腑錛屽叾闃茬伀澧欓伃鍙楀埌鐨処CMP鏀誨嚮杈?34050嬈′箣澶氾紝鍗犳暣涓敾鍑繪繪暟鐨?0%浠ヤ笂錛佸彲瑙侊紝ICMP鐨勯噸瑕佹х粷涓嶅彲浠ュ拷瑙嗭紒
銆銆姣斿錛屽彲浠ュ埄鐢ㄦ搷浣滅郴緇熻瀹氱殑ICMP鏁版嵁鍖呮渶澶у昂瀵鎬笉瓚呰繃64KB榪欎竴瑙勫畾錛屽悜涓繪満鍙戣搗鈥淧ing of Death鈥濓紙姝諱骸涔婸ing錛夋敾鍑匯傗淧ing of Death鈥?鏀誨嚮鐨勫師鐞嗘槸錛氬鏋淚CMP鏁版嵁鍖呯殑灝哄瓚呰繃64KB涓婇檺鏃訛紝涓繪満灝變細鍑虹幇鍐呭瓨鍒嗛厤閿欒錛屽鑷碩CP/IP鍫嗘爤宕╂簝錛岃嚧浣夸富鏈烘鏈恒?br />
銆銆姝ゅ錛屽悜鐩爣涓繪満闀挎椂闂淬佽繛緇佸ぇ閲忓湴鍙戦両CMP鏁版嵁鍖咃紝涔熶細鏈緇堜嬌緋葷粺鐦棯銆傚ぇ閲忕殑ICMP鏁版嵁鍖呬細褰㈡垚鈥淚CMP椋庢毚鈥濓紝浣垮緱鐩爣涓繪満鑰楄垂澶ч噺鐨凜PU璧勬簮澶勭悊錛岀柌浜庡鍛姐?br />
銆銆搴斿ICMP鏀誨嚮
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銆銆1錛庡湪Windows 2000 Server涓緗甀CMP榪囨護
銆銆Windows 2000 Server鎻愪緵浜嗏滆礬鐢變笌榪滅▼璁塊棶鈥濇湇鍔★紝浣嗘槸榛樿鎯呭喌涓嬫槸娌℃湁鍚姩鐨勶紝鍥犳棣栧厛瑕佸惎鍔ㄥ畠錛氱偣鍑燴滅鐞嗗伐鍏封濅腑鐨勨滆礬鐢變笌榪滅▼璁塊棶鈥濓紝鍚姩璁劇疆鍚戝銆傚湪鍏朵腑閫夋嫨鈥滄墜鍔ㄩ厤緗湇鍔″櫒鈥濋」錛岀偣鍑籟涓嬩竴姝鎸夐挳銆傜◢絳夌墖鍒誨悗錛岀郴緇熶細鎻愮ず鈥滆礬鐢卞拰榪滅▼璁塊棶鏈嶅姟鐜板湪宸茶瀹夎銆傝寮濮嬫湇鍔″悧錛熲濓紝鐐瑰嚮[鏄痌鎸夐挳鍚姩鏈嶅姟銆?br />
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銆銆鐜板湪璁稿闃茬伀澧欏湪榛樿鎯呭喌涓嬮兘鍚敤浜咺CMP榪囨護鐨勫姛鑳姐傚鏋滄病鏈夊惎鐢紝鍙閫変腑鈥滈槻寰CMP鏀誨嚮鈥濄佲滈槻姝㈠埆浜虹敤ping鍛戒護鎺㈡祴鈥濆氨鍙互浜嗭紝濡傚浘3鎵紺恒?br />
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