̾??

extattr — ???ۥե????륷???ƥ???̾???դ???ĥ°??

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<sys/param.h> <sys/vnode.h> <sys/extattr.h>

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̾???դ???ĥ°???ϡ??ե??????ޤ??ϥǥ??쥯?ȥ???ɽ?????? vnode ?? ?ɲäΥ᥿?ǡ???????Ϣ?դ??뤳?Ȥ???ǽ?ˤ??ޤ??? ?????ɲäΥǡ????Υ??ޥ??ƥ??????ϡ?"name=value" ("̾??=??") ?Υڥ??ǡ? ̾?????????????Ƥ??????????ʤ??Ƥ??ɤ????????????Ƥ????С?0 ?Х??Ȱʾ??? Ǥ?դΥХ??ʥ??ǡ????˴?Ϣ?դ??????ޤ??? ??ĥ°????̾????̾?????֤ν?????????¸?ߤ??ޤ??? ??ĥ°?????θġ????????ϡ??????򻲾Ȥ??뤿????̾?????֤򶡵뤹?뤳?Ȥ? ?׵ᤵ???Ƥ??ޤ??? ʣ????̾?????֤?????Ʊ??̾????¸?ߤ????????ˤϡ?????̾???˴?Ϣ?դ????줿 ??ĥ°???ϡ???Ω???Ƴ?Ǽ???졢??????ޤ??? ???? 2 ?Ĥ?̾?????֤?????Ū???????????Ƥ??ޤ??????ġ??Υե????륷???ƥ??? ?ɲä?̾?????֤????????뤳?Ȥ???ǽ?ǡ??ޤ??????? EXTATTR_NAMESPACE_USER, EXTATTR_NAMESPACE_SYSTEM ??̾?????֤????????ʤ????Ȥ???ǽ?Ǥ??? ????????°???Υ??ޥ??ƥ??????ϰʲ????տޤ??Ƥ??ޤ??? ?桼??°???ǡ????ϡ??ե??????ޤ??ϥǥ??쥯?ȥ??????Υǡ????˴?Ϣ?դ????줿 ?̾???Ǥ?դ?????ɬ?ܤ??ݸ??ˤ??äơ??ݸ???ޤ??? ?????ƥ?°???ǡ????ϡ?????????°???ؤ?ľ??Ū?ʥ????????ޤ????????ˤ? Ŭ?ڤ??ø????׵ᤵ???뤳?Ȥˤ??äơ??ݸ???ޤ???

??ĥ°???ǡ??????ɤ߹??ߤϡ? VOP_READ(9) ?η????ǡ????????줿?᥿?ǡ?????Ϣ³?????ΰ????֤??ޤ??? ???????????ߤϡ? Ϳ?????줿̾???˴?Ϣ?դ????줿???ߤ? "??" ???Τ??֤??????????ޤ??? ??ĥ°???ΰ㤤?????ĥե????륷???ƥब??¿?ˤ????ޤ??? ???Τ??ᡢ???????δؿ??ϡ????Ѳ?ǽ???????ӵ?ǽ???????¤????뤫?⤷???ޤ??󤷡? ???ݡ??Ȥ????ե????륷???ƥ??δ???Ū?ʥ??ޥ??ƥ????????ռ????? ???Ѥ????٤??Ǥ??? ??ĥ°???ǡ????Τ????θ??¤?Ϳ???뵡???ϡ? ?ե????륷???ƥ??ˤ??äưۤʤ??ޤ??? ?????ϡ?°???κ??????礭???䡢 Ǥ?դޤ????????ο???°??????????ǽ???ݤ???Ʊ?ͤǤ???

??ĥ°???ϡ??̥??ǽ?ü???줿ʸ?????????Ѥ???̾???դ??????ޤ??? ̾??????ʸ???Ⱦ?ʸ???????̤??뤫?⤷???ޤ??󤷡????ʤ????⤷???ޤ??󤬡? ??????????Ū?ʥե????륷???ƥ??Υ??ޥ??ƥ??????˰?¸???ޤ??? Ŭ?ڤ? vnode ??ĥ°???θƤӽФ??ϡ? VOP_GETEXTATTR(9), VOP_LISTEXTATTR(9), ?????? VOP_SETEXTATTR(9) ?Ǥ???

??Ϣ????

VFS(9), VFS_EXTATTRCTL(9), VOP_GETEXTATTR(9), VOP_LISTEXTATTR(9), VOP_SETEXTATTR(9)

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???Υޥ˥奢???ڡ????? Robert Watson ???񤭤ޤ?????

?Х?

?ä??ơ????Υ??󥿥ե??????ϸ??ߤ????Ѳ?ǽ??°?????Ȥ??????Ф????Ȥߤ? ?󶡤??Ƥ??ޤ????? ???ˡ? NULL ??°??̾??Ϳ???뤳?Ȥǡ??Ϥ??줿?ե??????ޤ??ϥǥ??쥯?ȥ??Τ????? ???????줿°???Υꥹ?Ȥ??⤿?餹?٤??Ǥ????????Ƥ????Ƥ??ޤ????? ???ߤϼ????????Ƥ??ޤ?????