锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#33394;&#32508;&#21512;&#20037;&#20037;&#26080;&#30721;&#20116;&#21313;&#36335;&#20154;&#22971;&#44;&#30475;&#20840;&#33394;&#40644;&#22823;&#33394;&#22823;&#29255;&#20813;&#36153;&#20037;&#20037;&#20037;&#44;&#55;&#55;&#55;&#21320;&#22812;&#31934;&#21697;&#20037;&#20037;&#97;&#118;&#34588;&#33216;</title><link>http://www.shnenglu.com/leetaolion/category/4831.html</link><description>Only those who have the patience to do simple things perfectly ever acquire the skill to do difficult things easily. </description><language>zh-cn</language><lastBuildDate>Wed, 21 May 2008 00:12:03 GMT</lastBuildDate><pubDate>Wed, 21 May 2008 00:12:03 GMT</pubDate><ttl>60</ttl><item><title>璇繪噦甯歌IRP:IRP_MJ_CLEANUP\IRP_MJ_CLOSE\IRP_MJ_CREATE</title><link>http://www.shnenglu.com/leetaolion/archive/2007/12/22/39284.html</link><dc:creator>鍒涘緩鏇村ソ鐨勮В鍐蟲柟妗?/dc:creator><author>鍒涘緩鏇村ソ鐨勮В鍐蟲柟妗?/author><pubDate>Sat, 22 Dec 2007 08:36:00 GMT</pubDate><guid>http://www.shnenglu.com/leetaolion/archive/2007/12/22/39284.html</guid><wfw:comment>http://www.shnenglu.com/leetaolion/comments/39284.html</wfw:comment><comments>http://www.shnenglu.com/leetaolion/archive/2007/12/22/39284.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/leetaolion/comments/commentRss/39284.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/leetaolion/services/trackbacks/39284.html</trackback:ping><description><![CDATA[<p><font style="BACKGROUND-COLOR: #cce8cf">鏍規嵁MSDN緲昏瘧鐨勶紝緗戜笂璁稿鍏勫紵闂綾葷殑闂錛岃В絳斿緢灝戙�傚笇鏈涙湰鏂囪兘鏈夋墍甯姪銆?/font></p>
<p>IRP_MJ_CLEANUP</p>
<p>淇濇寔榪涚▼瀹氫箟涓婁笅鏂囦俊鎭殑椹卞姩鍣紝蹇呴』鍦―ispatchCleanup涓寘鍚玞leanup璇鋒眰銆?/p>
<p>浣曟椂鍙戦�侊細<br>鏀跺埌IRP_MJ_CLEANUP鎰忓懗鐫�璇鋒眰鐨勭洰鏍囪澶囦笌鐩爣鏂囦歡鐨勫彞鏌勭浉鍏籌紙涔熷彲鑳藉洜涓篿o璇鋒眰鍚庢病鏈夐噴鏀撅級</p>
<p>鍏ュ弬錛?br>鏃?/p>
<p>鍑哄弬錛?br>鏃?/p>
<p>鎿嶄綔錛?br>璇RP鍦ㄥ叧闂?file&nbsp; object 鍙ユ焺鐨勮繘紼嬩笂涓嬫枃涓彂閫併�傚洜姝わ紝椹卞姩鍣ㄥ簲璇ラ噴鏀捐繘紼嬩笂涓嬫枃涓墍鎸囧畾鐨勮祫婧愶紝姣斿涔嬪墠椹卞姩鍣ㄩ攣瀹氭垨鏄犲皠鐨剈ser memory絳夈�?br>濡傛灉椹卞姩鍣ㄧ殑 device objects 鐘舵�佹槸exclusive錛屽垯璇evice鏄嫭鍗犳�х殑錛屼竴嬈″彧鑳戒負涓�涓嚎紼嬫湇鍔°�傞┍鍔ㄥ櫒蹇呴』緇撴潫褰撳墠鐩爣 device object 闃熷垪涓殑鎵�鏈塈RP錛屽茍璁劇疆鍏禝/O status block涓篠TATUS_CANCELLED銆?br>鍙﹀錛岄┍鍔ㄥ櫒鍙槸闇�瑕佸彇娑堝茍緇撴潫涓庡緟閲婃斁鐨刦ile object鍙ユ焺鐩稿叧鐨処RP闃熷垪鎴愬憳銆傦紙鎸囧悜file object鐨勬寚閽堜綅浜庨┍鍔ㄥ櫒IRP IO_STACK_LOCATION鐨凢ileObject鎴愬憳涓�傦級鍙栨秷闃熷垪涓殑IRP鍚庯紝椹卞姩鍣ㄧ粨鏉熶簡clear up IRP鎿嶄綔錛屽茍灝嗚嚜韜殑I/O status block緗負STATUS_SUCCESS銆?br>//------------------------------------------------------------------------------------------<br>IRP_MJ_CLOSE</p>
<p>椹卞姩鍣ㄥ繀欏誨湪DispatchClose涓寘鍚叧闂姹傚拰椹卞姩鍣ㄧ殑鍙兘鍙戠敓鐨勫紓甯革紝鍥犱負璇ラ┍鍔ㄥ櫒鍙兘閫氳繃鍏抽棴緋葷粺鏉ュ嵏杞借澶囷紝淇濇寔浜嗙郴緇熷垎欏墊枃浠剁殑鐨勭鐩橀┍鍔ㄥ櫒灝卞睘浜庤繖綾婚┍鍔ㄥ櫒銆傚叿鏈夎綾葷壒鎬ч┍鍔ㄥ櫒鏀寔鍔ㄦ�佸嵏杞姐�?/p>
<p>浣曟椂鍙戦�侊細<br>鏀跺埌IRP_MJ_CLOSE璇鋒眰鎰忓懗鐫�涓庣洰鏍嘾evice object鐩稿叧鐨刦ile object鍙ユ焺宸茬粡鍏抽棴鎴栭噴鏀俱�傛墍鏈夌殑澶栭儴I/O璇鋒眰閮藉凡緇撴潫鎴栧彇娑堛�?/p>
<p>鍏ュ弬錛?br>鏃?/p>
<p>鍑哄弬錛?br>鏃?/p>
<p>鎿嶄綔錛?br>寰堝皯鏈夎澶囦細璁劇疆IRP鐨剆tatus block涓篠TATUS_SUCCESS緇撴潫鍏抽棴璇鋒眰銆傞┍鍔ㄥ櫒濡備綍澶勭悊鍏抽棴璇鋒眰鍙栧喅浜庡叾璁捐銆傞�氬父錛岄┍鍔ㄥ櫒鍦ㄦ敹鍒癐RP_MJ_CREATE鍚庝細undo鑷繁鐨勬搷浣滅粨鏋溿�俤evice object涓篹xclusive鐨勯┍鍔ㄥ櫒錛屾瘮濡備覆琛岄┍鍔ㄥ櫒錛屽湪鏀跺埌璇ヨ姹傚悗涔熷彲鑳戒細reset紜歡銆?br>IRP_MJ_CLOSE涓嶆槸鍦ㄥ叧闂簡file object鍙ユ焺鐨勮繘紼嬩笂涓嬫枃涓彂閫佺殑銆傚鏋滈┍鍔ㄥ櫒蹇呴』閲婃斁榪涚▼鎸囧畾鐨勮祫婧愶紝姣斿椹卞姩鍣ㄤ箣鍓嶉攣瀹氭垨鏄犲皠鐨剈ser memeory絳夛紝灝變細瀵笽RP_MJ_CLEANUP璇鋒眰鍋氬悓鏍風殑鍝嶅簲銆?br>//------------------------------------------------------------------------------------------<br>IRP_MJ_CREATE</p>
<p>kernel-mode椹卞姩鍣ㄥ繀欏誨湪DispatchCreate鎴朌ispatchCreateClose涓彁鍑哄垱寤鴻姹傘�?/p>
<p>浣曟椂鍙戦�侊細<br>鏀跺埌璇ヨ姹傛剰鍛崇潃user-mode淇濇姢鐨勫瓙緋葷粺錛堝彲鑳戒唬琛ㄧ殑鏄煇涓簲鐢ㄧ▼搴忥級錛岃姹備竴涓猣ile object鍙ユ焺錛岃灞�騫朵唬琛ㄧ壒瀹氱殑鐩爣device object錛屾垨鑰呮槸杈冮珮綰у埆鐨勯┍鍔ㄥ櫒姝ｅ湪榪炴帴鍣╠evice object鍒扮洰鏍嘾evice object銆?/p>
<p>鍏ュ弬錛?br>鏃?/p>
<p>鍑哄弬錛?br>鏃?/p>
<p>鎿嶄綔錛?br>涓嶪RP_MJ_CLOSE綾諱技錛屽IRP_MJ_CREATE鐨勭浉搴斿彇鍐充笌椹卞姩鍣ㄧ殑璁捐錛屽緢灝戞湁椹卞姩鍣ㄤ細璁劇疆IRP鐨処/O status block涓篠TATUS_SUCCESS銆傚甫鏈塸ageable-image鍗曞厓鐨勯┍鍔ㄥ櫒錛屽儚緋葷粺涓茶椹卞姩鍣紝浼氶�氳繃鏄犲皠鑷韓鐨刾age-out浠ｇ爜錛屾潵涓洪偅浜涘皾璇曟墦寮�璁懼榪涜I/O鎿嶄綔鐨剈ser-mode綰跨▼鎻愪緵璧勬簮銆?/p>
<p>//------------------------------------------------------------------------------------------<br>IRP_MJ_DIRECTORY_CONTROL</p>
<p>浣曟椂鍙戦�侊細<br>IRP_MJ_DIRECTORY_CONTROL璇鋒眰鏄敱I/O綆＄悊鍣ㄥ拰鍏朵粬鎿嶄綔緋葷粺緇勪歡錛堟瘮濡俴ernel-mode椹卞姩鍣級鍙戦�佺殑銆傚綋user-mode紼嬪簭璋冪敤ReadDirectoryChangesW銆丗indNextVolumeMountPoint鎴栬�卥ernal-mode componenet璋冪敤ZwQueryDirectoryFile鏃訛紝浼氬彂閫佽璇鋒眰銆?/p>
<p>鎿嶄綔錛氭枃浠剁郴緇熼┍鍔ㄥ櫒<br>鏂囦歡緋葷粺椹卞姩鍣ㄩ�氳繃媯�鏌ョ洃鎺х▼搴廲ode鏉ュ垽鏂垽鏂墽琛屽摢涓�涓洰褰曟帶鍒舵搷浣溿�傛湁鏁堢殑鐩戞帶紼嬪簭codes:<br>IRP_MN_NOTIFY_CHANGE_DIRECTORY<br>璇鋒眰鍛婄煡鐩綍鍙樻洿銆傞�氬父鏂囦歡緋葷粺椹卞姩鍣ㄤ細灝嗘IRP鏀懼埌縐佹湁鐨勯槦鍒椾腑錛岃�屼笉鏄珛鍗寵繘琛屾弧瓚寵璇鋒眰銆?褰撶洰褰曞彂鐢熷彉鏇存椂錛屾枃浠剁郴緇熼┍鍔ㄥ櫒鎵ц閫氱煡鐩綍鍙樻洿鎿嶄綔錛屽嚭闃燂紝緇撴潫璇RP銆?br>IRP_MN_QUERY_DIRECTORY<br>鐩綍鏌ヨ璇鋒眰銆傛秷鎭被鍨嬪洜鏂囦歡緋葷粺鑰屽紓錛岄�氬父鍖呮嫭浠ヤ笅鍑犵錛?br>FileBothDirectoryInformation<br>FileDirectoryInformation<br>FileFullDirectoryInformation<br>FileIdBothDirectoryInformation<br>FileIdFullDirectoryInformation<br>FileNamesInformation<br>FileObjectIdInformation<br>FileReparsePointInformation</p>
<p>娉ㄦ剰錛欶ileQuotaInformation綾誨凡涓嶅啀浣跨敤錛岀敤IRP_MJ_QUERY_QUOTA浠ｆ浛銆?br>鎵ц涔嬪悗錛岀粨鏉烮RP銆?/p>
<p>鎿嶄綔錛氭枃浠剁郴緇熻繃婊ら┍鍔ㄥ櫒<br>榪囨護椹卞姩鍣ㄥ皢璇RP鍚戞爤涓婄殑涓嬩竴灞傞┍鍔ㄥ櫒浼犻�掋�?br>//------------------------------------------------------------------------------------------<br>IRP_MJ_QUERY_INFORMATION</p>
<p>浣曟椂鍙戦�侊細<br>IRP_MJ_QUERY_INFORMATION璇鋒眰鐨勫彂閫佸拰IRP_MJ_DIRECTORY_CONTROL綾諱技錛屾槸鐢盜/O綆＄悊鍣ㄥ拰鍏朵粬鎿嶄綔緋葷粺緇勪歡錛堟瘮濡俴ernel-mode椹卞姩鍣級鍙戦�佺殑銆傝皟鐢℅etFileInformationByHandle鎴朲wQueryInformationFile鏃跺彂閫併�?/p>
<p>鎿嶄綔錛氭枃浠剁郴緇熼┍鍔ㄥ櫒<br>鏂囦歡緋葷粺椹卞姩鍣ㄦ彁鍙杅ile object淇℃伅騫惰繘琛岃В鏋愶紝鐢辨鍒ゆ柇鐢ㄦ埛鏄墦寮�涓�涓枃浠惰繕鏄墦寮�涓�涓洰褰曪紝榪欐牱錛岄┍鍔ㄥ櫒澶勭悊鏌ヨ騫剁粨鏉烮RP銆傚鏋滀笉鑳藉淇℃伅榪涜鎻愬彇瑙ｆ瀽錛岄┍鍔ㄥ櫒緇撴潫IRP錛屼笉澶勭悊鏌ヨ銆?br>鍙緵鏌ヨ鐨勬枃浠跺拰鐩綍淇℃伅鍥犳枃浠剁郴緇熻�屽紓錛岄�氬父鍖呮嫭濡備笅鍑犵錛?br>FileAllInformation<br>FileAttributeTagInformation<br>FileBasicInformation<br>FileCompressionInformation<br>FileEaInformation<br>FileInternalInformation<br>FileNameInformation<br>FileNetworkOpenInformation<br>FilePositionInformation<br>FileStandardInformation<br>FileStreamInformation<br>ZwQueryInformationFile鏀寔FileAccessInformation, FileAlignmentInformation, 鍜?FileModeInformation 綾誨瀷錛岃�屾棤闇�鍚戞枃浠剁郴緇熷彂閫両RP_MJ_QUERY_INFORMATION璇鋒眰錛屽洜涓轟粬浠笌鏂囦歡緋葷粺鏃犲叧銆?/p>
<p>鎿嶄綔錛氭枃浠剁郴緇熻繃婊ら┍鍔ㄥ櫒<br>榪囨護椹卞姩鍣ㄥ皢璇RP鍚戞爤涓婄殑涓嬩竴灞傞┍鍔ㄥ櫒浼犻�掋�?br>//------------------------------------------------------------------------------------------<br>IRP_MJ_QUERY_VOLUME_INFORMATION</p>
<p>浣曟椂鍙戦�侊細<br>IRP_MJ_QUERY_VOLUME_INFORMATION璇鋒眰鐢盜/O綆＄悊鍣ㄥ彂閫併�傚綋user-mode紼嬪簭璋冪敤GetDiskFreeSpace鎴朑etFileType鏃朵細鍙戦�佽璇鋒眰銆?/p>
<p>鎿嶄綔錛氭枃浠剁郴緇熼┍鍔ㄥ櫒<br>鏂囦歡緋葷粺椹卞姩鍣ㄩ�氳繃瀵筬ile object榪涜鎻愬彇鍜岃В鐮侊紝鍒ゆ柇鐩爣device object鏄笉鏄鏂囦歡緋葷粺鐨刢ontrol device object銆傚鏋滄槸錛屽茍涓旇姹傜殑鏄墦寮�volume錛堟垨鑰呮墦寮�volume涓婄殑object錛夛紝鏂囦歡緋葷粺椹卞姩鍣ㄤ細澶勭悊璇鋒眰騫剁粨鏉烮RP銆傚鏋滀笉鏄紝鏂囦歡緋葷粺椹卞姩鍣ㄦ煡璇㈠け璐ワ紝緇撴潫IRP銆?br>鍙緵鏌ヨ鐨剉olume淇℃伅綾誨瀷鍥犳枃浠剁郴緇熻�屽紓錛岄�氬父鏈夊涓嬪嚑縐嶇被鍨嬶細<br>FileFsAttributeInformation<br>FileFsDeviceInformation<br>FileFsSizeInformation<br>FileFsVolumeInformation</p>
<p>鎿嶄綔錛氭枃浠剁郴緇熻繃婊ら┍鍔ㄥ櫒<br>榪囨護椹卞姩鍣ㄥ皢璇RP鍚戞爤涓婄殑涓嬩竴灞傞┍鍔ㄥ櫒浼犻�掋�?br>//------------------------------------------------------------------------------------------<br>IRP_MJ_READ</p>
<p>鍚戠郴緇熶紶閫掓暟鎹殑椹卞姩鍣ㄥ繀欏誨湪DispatchRead鎴朌ispatchReadWrite涓寘鍚玶ead璇鋒眰錛屽湪姝ょ被椹卞姩鍣ㄤ笂鍒嗗眰鐨刪igher-level椹卞姩鍣ㄤ篃蹇呴』榪欐牱鍋氥�?/p>
<p>浣曟椂鍙戦�侊細<br>鍦ㄥ畬鎴恈reate璇鋒眰鐨勪箣鍚庣殑鏃墮棿鍩熷唴鍙戦�併�?br>鍙兘鐢卞寘鍚玣ile object鍙ユ焺錛堜唬琛ㄨ姹傝繃浠庝粠璇evice浼犻�掓暟鎹殑鐩爣device object錛夌殑user-mode紼嬪簭鎴杦in32緇勪歡鍙戦�併�備篃鍙兘鐢卞垱寤哄拰璁劇疆read IRP鐨刪igher-level椹卞姩鍣ㄥ彂閫併�?/p>
<p>鍏ュ弬錛?br>IRP涓殑椹卞姩鍣↖/O stack浣嶇疆鎸囩ずParameters.Read.Length.浼犻�佸灝慴yte鏁版嵁銆?br>鏈変簺椹卞姩鍣ㄩ�氳繃Parameters.Read.Key瀵瑰湪device queue鎴栭┍鍔ㄥ櫒綆＄悊鐨処RP鍐呴儴闃熷垪涓read璇鋒眰榪涜鎺掑簭銆傛湁鐨勯┍鍔ㄥ櫒閫氳繃Parameters.Read.ByteOffset錛堟寚紺轟紶閫佹搷浣滅殑offset錛夎繘琛屾帓搴忋�?/p>
<p>鍑哄弬錛?br>鏍規嵁椹卞姩鍣ㄥdevice object Flag鐨勬槸DO_BUFFERED_IO榪樻槸DO_DIRECT_IO錛岄噰鐢ㄤ笉鍚岀殑鏂規硶浼犻�掓暟鎹細<br>The buffer at Irp-&gt;AssociatedIrp.SystemBuffer if the driver uses buffered I/O <br>The buffer described by the MDL at Irp-&gt;MdlAddress if the underlying device driver uses direct I/O (DMA or PIO) </p>
<p>鎿嶄綔錛?br>鎺ユ敹鍒皉ead璇鋒眰涔嬪悗錛宧igher-level椹卞姩鍣ㄤ細閫氳繃涓簄ext-lower椹卞姩鍣ㄨ緗甀RP涓殑I/O stack浣嶇疆錛屾垨鑰呬負lower椹卞姩鍣ㄥ垱寤哄茍璁劇疆闄勫姞鐨処RP銆傚彲浠ヨ皟鐢↖oSetCompletionRoutine璁劇疆IoCompletion錛堝湪IRP杈撳叆涓槸鍙�夌殑錛屼絾鍦╠river-created IRP鏄繀欏葷殑錛夈�?br>鎺ユ敹鍒拌璇鋒眰涔嬪悗錛岄┍鍔ㄥ櫒灝嗗櫒device浼犻�佺粰緋葷粺memory銆傜粨鏉烮RP鐨勮繃紼嬩腑錛岄┍鍔ㄥ櫒灝嗚緗甀/O stack block涓轟紶閫掔殑byte鏁伴噺銆?br>&nbsp;<br>//------------------------------------------------------------------------------------------<br>IRP_MJ_SET_INFORMATION</p>
<p>浣曟椂鍙戦�侊細<br>IRP_MJ_SET_INFORMATION璇鋒眰鐨勫彂閫佸拰IRP_MJ_QUERY_INFORMATION銆両RP_MJ_DIRECTORY_CONTROL綾諱技錛屾槸鐢盜/O綆＄悊鍣ㄥ拰鍏朵粬鎿嶄綔緋葷粺緇勪歡錛堟瘮濡俴ernel-mode椹卞姩鍣級鍙戦�佺殑銆傝皟鐢⊿etEndOfFile鎴朲wSetInformationFile鏃跺彂閫併�?/p>
<p>鎿嶄綔錛氭枃浠剁郴緇熼┍鍔ㄥ櫒<br>鏂囦歡緋葷粺椹卞姩鍣ㄦ彁鍙杅ile object淇℃伅騫惰繘琛岃В鏋愶紝鐢辨鍒ゆ柇鐢ㄦ埛鏄墦寮�涓�涓枃浠惰繕鏄墦寮�涓�涓洰褰曪紝榪欐牱錛岄┍鍔ㄥ櫒澶勭悊鏌ヨ騫剁粨鏉烮RP銆?br>鍙緵璁劇疆鐨勬枃浠躲�佺洰褰曞睘鎬т俊鎭涓嬶細<br>FileBasicInformation<br>FileDispositionInformation<br>FileLinkInformation (for file systems that allow cycles to be created in the directory hierarchy)<br>FilePositionInformation<br>FileRenameInformation<br>鏂囦歡涓撴湁灞炴�э細<br>FileAllocationInformation<br>FileEndOfFileInformation<br>FileLinkInformation (for file systems, such as NTFS, that do not allow cycles to be created in the directory hierarchy)<br>FileValidDataLengthInformation</p>
<p>鎿嶄綔錛氭枃浠剁郴緇熻繃婊ら┍鍔ㄥ櫒<br>榪囨護椹卞姩鍣ㄥ皢璇RP鍚戞爤涓婄殑涓嬩竴灞傞┍鍔ㄥ櫒浼犻�掋�?br>//------------------------------------------------------------------------------------------<br>IRP_MJ_SET_INFORMATION*<br>IRP_MJ_SET_INFORMATION (Serial)</p>
<p>浣曟椂鍙戦�侊細<br>client閫氳繃set information璇鋒眰鏀瑰彉涓茶璁懼涓婃墦寮�鐨勬枃浠剁粨灝句綅緗椂鍙戦�併�?/p>
<p>//------------------------------------------------------------------------------------------<br>IRP_MJ_WRITE</p>
<p>鍚戠郴緇熶紶閫掓暟鎹殑椹卞姩鍣ㄥ繀欏誨湪DispatchWrite鎴朌ispatchReadWrite涓寘鍚玾rite璇鋒眰錛屽湪姝ょ被椹卞姩鍣ㄤ笂鍒嗗眰鐨刪igher-level椹卞姩鍣ㄤ篃蹇呴』榪欐牱鍋氥�?/p>
<p>浣曟椂鍙戦�侊細<br>鎴愬姛緇撴潫creat璇鋒眰鐨勬椂闂村煙鍐呫�?br>鍙兘鐢卞寘鍚玣ile object鍙ユ焺錛堜唬琛ㄨ姹傝繃浠庝粠璇evice浼犻�掓暟鎹殑鐩爣device object錛夌殑user-mode紼嬪簭鎴杦in32緇勪歡鍙戦�併�備篃鍙兘鐢卞垱寤哄拰璁劇疆write IRP鐨刪igher-level椹卞姩鍣ㄥ彂閫併�?/p>
<p>鍏ュ弬錛?br>IRP涓殑椹卞姩鍣↖/O stack浣嶇疆鎸囩ずParameters.Write.Length.浼犻�佸灝慴yte鏁版嵁銆?br>鏈変簺椹卞姩鍣ㄩ�氳繃Parameters.Write.Key瀵瑰湪device queue鎴栭┍鍔ㄥ櫒綆＄悊鐨処RP鍐呴儴闃熷垪涓write璇鋒眰榪涜鎺掑簭銆傛湁鐨勯┍鍔ㄥ櫒閫氳繃Parameters.write.ByteOffset錛堟寚紺轟紶閫佹搷浣滅殑offset錛夎繘琛屾帓搴忋�?br>鏍規嵁椹卞姩鍣ㄥdevice object Flag鐨勬槸DO_BUFFERED_IO榪樻槸DO_DIRECT_IO錛岄噰鐢ㄤ笉鍚岀殑鏂規硶浼犻�掓暟鎹細<br>The buffer at Irp-&gt;AssociatedIrp.SystemBuffer, if the driver uses buffered I/O <br>The buffer described by the MDL at Irp-&gt;MdlAddress, if the underlying device driver uses direct I/O (DMA or PIO) </p>
<p>鍑哄弬錛?br>鏃?/p>
<p>鎿嶄綔錛?br>鎺ユ敹鍒皐rite璇鋒眰涔嬪悗錛宧igher-level椹卞姩鍣ㄤ細閫氳繃涓簄ext-lower椹卞姩鍣ㄨ緗甀RP涓殑I/O stack浣嶇疆錛屾垨鑰呬負lower椹卞姩鍣ㄥ垱寤哄茍璁劇疆闄勫姞鐨処RP銆傚彲浠ヨ皟鐢↖oSetCompletionRoutine璁劇疆IoCompletion錛堝湪IRP杈撳叆涓槸鍙�夌殑錛屼絾鍦╠river-created IRP鏄繀欏葷殑錛夈�備箣鍚庯紝椹卞姩鍣ㄩ�氳繃IoCallDriver浼犻�掕姹傜粰next-lower椹卞姩鍣ㄣ�?br>鎺ユ敹鍒拌璇鋒眰涔嬪悗錛岄┍鍔ㄥ櫒灝嗘暟鎹粠緋葷粺memory浼犻�掑埌鑷韓鐨刣evice銆傜粨鏉烮RP鐨勮繃紼嬩腑錛岄┍鍔ㄥ櫒灝嗚緗甀/O stack block涓轟紶閫掔殑byte鏁伴噺銆?<br>//------------------------------------------------------------------------------------------<br>IRP_MJ_WRITE*<br>鍒嗘鍐欏叆錛屾彁渚汷ffset錛屾瘡嬈″啓鍏?5536瀛楄妭銆?br></p>
<img src ="http://www.shnenglu.com/leetaolion/aggbug/39284.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/leetaolion/" target="_blank">鍒涘緩鏇村ソ鐨勮В鍐蟲柟妗?/a> 2007-12-22 16:36 <a href="http://www.shnenglu.com/leetaolion/archive/2007/12/22/39284.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>                                                                            <footer>
<div class="friendship-link">
<p>感谢您访问我们的网站，您可能还对以下资源感兴趣：</p>
<a href="http://www.shnenglu.com/" title="&#31934;&#21697;&#35270;&#39057;&#20037;&#20037;&#20037;&#20037;">&#31934;&#21697;&#35270;&#39057;&#20037;&#20037;&#20037;&#20037;</a>

<div class="friend-links">


</div>
</div>

</footer>

<a href="http://www.pingpangq.cn" target="_blank">国产成人精品久久亚洲高清不卡 
国产成人精品久久亚洲高清不卡
国产成人精品久久亚洲
</a>|
<a href="http://www.kklnpfvjt.cn" target="_blank">久久99精品免费一区二区</a>|
<a href="http://www.tduck.cn" target="_blank">日韩美女18网站久久精品</a>|
<a href="http://www.ryjv.cn" target="_blank">久久午夜羞羞影院免费观看</a>|
<a href="http://www.td265.cn" target="_blank">94久久国产乱子伦精品免费</a>|
<a href="http://www.baozhilong.cn" target="_blank">99久久这里只精品国产免费</a>|
<a href="http://www.lvyoubuy.cn" target="_blank">精品一区二区久久久久久久网站</a>|
<a href="http://www.yjpute.cn" target="_blank">久久婷婷五月综合成人D啪</a>|
<a href="http://www.dlhybjgs.cn" target="_blank">99久久人人爽亚洲精品美女</a>|
<a href="http://www.haihuasuye.cn" target="_blank">色综合久久天天综线观看</a>|
<a href="http://www.idigest.com.cn" target="_blank">亚洲国产精品一区二区久久hs</a>|
<a href="http://www.zhouyimen.cn" target="_blank">久久婷婷人人澡人人</a>|
<a href="http://www.jzbbbs.cn" target="_blank">国产成人久久久精品二区三区</a>|
<a href="http://www.zhchengzhi.cn" target="_blank">香蕉久久影院</a>|
<a href="http://www.kfak.cn" target="_blank">草草久久久无码国产专区</a>|
<a href="http://www.cycn168.cn" target="_blank">亚洲人成伊人成综合网久久久</a>|
<a href="http://www.epuda.cn" target="_blank">18禁黄久久久AAA片</a>|
<a href="http://www.fzmnls.cn" target="_blank">91精品国产综合久久四虎久久无码一级</a>|
<a href="http://www.bb657.cn" target="_blank">噜噜噜色噜噜噜久久</a>|
<a href="http://www.4fro.cn" target="_blank">无夜精品久久久久久</a>|
<a href="http://www.ssgov.cn" target="_blank">久久精品无码一区二区三区</a>|
<a href="http://www.nieqiu.cn" target="_blank">午夜天堂av天堂久久久</a>|
<a href="http://www.pxep.cn" target="_blank">99久久这里只精品国产免费</a>|
<a href="http://www.vbnj.cn" target="_blank">久久久无码精品亚洲日韩软件</a>|
<a href="http://www.a1dk.cn" target="_blank">久久精品www</a>|
<a href="http://www.huochaipro.com.cn" target="_blank">久久久久久久人妻无码中文字幕爆</a>|
<a href="http://www.sdlove.cn" target="_blank">99久久国产精品免费一区二区</a>|
<a href="http://www.cnhuirui.cn" target="_blank">久久久不卡国产精品一区二区</a>|
<a href="http://www.aktg.com.cn" target="_blank">国产精品伦理久久久久久</a>|
<a href="http://www.baifeng.net.cn" target="_blank">乱亲女H秽乱长久久久</a>|
<a href="http://www.ssjnet.cn" target="_blank">国色天香久久久久久久小说</a>|
<a href="http://www.muxi365.cn" target="_blank">久久精品视屏</a>|
<a href="http://www.by1506.cn" target="_blank">精品久久人人妻人人做精品</a>|
<a href="http://www.gzsaikou.cn" target="_blank">国产成人精品久久二区二区</a>|
<a href="http://www.tmqywedding.cn" target="_blank">国产精品女同一区二区久久</a>|
<a href="http://www.szcybj.cn" target="_blank">久久99国产精一区二区三区</a>|
<a href="http://www.o33f.cn" target="_blank">久久国产精品99国产精</a>|
<a href="http://www.shuwangou.cn" target="_blank">A狠狠久久蜜臀婷色中文网</a>|
<a href="http://www.myth9.cn" target="_blank">精品久久久久久久中文字幕</a>|
<a href="http://www.08fq.cn" target="_blank">久久精品国产精品亚洲艾草网美妙
</a>|
<a href="http://www.znkt.net.cn" target="_blank">99精品国产99久久久久久97
</a>|
<script>
(function(){
    var bp = document.createElement('script');
    var curProtocol = window.location.protocol.split(':')[0];
    if (curProtocol === 'https') {
        bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';
    }
    else {
        bp.src = 'http://push.zhanzhang.baidu.com/push.js';
    }
    var s = document.getElementsByTagName("script")[0];
    s.parentNode.insertBefore(bp, s);
})();
</script>
</body>