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Toute la documentation sur la certification Linux LPI

hosts_access

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hosts_access, hosts_ctl, request_init, request_set - ¥¢¥¯¥»¥¹¥³¥ó¥È¥í¡¼¥ë¥é¥¤¥Ö¥é¥ê

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#include "tcpd.h"



extern int allow_severity;

extern int deny_severity;



struct request_info *request_init(request, key, value, ..., 0)

struct request_info *request;



struct request_info *request_set(request, key, value, ..., 0)

struct request_info *request;



int hosts_access(request)

struct request_info *request;



int hosts_ctl(daemon, client_name, client_addr, client_user)

char *daemon;

char *client_name;

char *client_addr;

char *client_user;

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RQ_FILE (int)

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RQ_CLIENT_NAME (char *)

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RQ_CLIENT_ADDR (char *)

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RQ_CLIENT_SIN (struct sockaddr_in *)

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RQ_SERVER_NAME (char *)

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RQ_SERVER_ADDR (char *)

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RQ_SERVER_SIN (struct sockaddr_in *)

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RQ_DAEMON (char *)

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RQ_USER (char *)

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hosts_access() ¤Ï hosts_access(5) ¤Î¥Þ¥Ë¥å¥¢¥ë¥Ú¡¼¥¸¤Ç ²òÀ⤵¤ì¤Æ¤¤¤ë¡¢¥¢¥¯¥»¥¹¥³¥ó¥È¥í¡¼¥ë¥Æ¡¼¥Ö¥ë¤ò»²¾È¤¹¤ë¡£ ÆâÉô¤Î¥¨¥ó¥É¥Ý¥¤¥ó¥È¾ðÊó¤¬Í­¸ú¤Ç¤¢¤Ã¤¿¾ì¹ç¡¢ Í×µá¤Ë±þ¤¸¤Æ¥Û¥¹¥È̾¤È¥¯¥é¥¤¥¢¥ó¥È¥æ¡¼¥¶Ì¾¤Îõºº¤¬¹Ô¤ï¤ì¡¢ ¥ê¥¯¥¨¥¹¥È¡¦¥¹¥È¥é¥¯¥Á¥ã¤ò¥­¥ã¥Ã¥·¥å¤¹¤ë¡£ ¤â¤·¥¢¥¯¥»¥¹¤¬µñÈݤµ¤ì¤¿¾ì¹ç¡¢hosts_access() ¤Ï¥¼¥í¤òÊÖ¤¹¡£

hosts_ctl() ¤Ï request_init() ¤È hosts_access() ¤ò¤µ¤é¤Ë»È¤¤¤ä¤¹ ¤¤¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤Ë¤è¤Ã¤ÆÊñ¤à¥é¥Ã¥Ñ¡¼¤Ç¤¢¤ë (¼«Æ°Åª¤Ë¥¯¥é¥¤¥¢¥ó ¥È¤Î¥æ¡¼¥¶Ì¾¤òõºº¤¹¤ë¤Ë¤Ï¡¢½¼Ê¬¤Êµ¡Ç½¤È¤Ï¤¤¤¨¤Ê¤¤¤±¤ì¤É¤â)¡£ ¥¯¥é¥¤¥¢¥ó¥È¥Û¥¹¥È¥¢¥É¥ì¥¹¡¢¥¯¥é¥¤¥¢¥ó¥È¥Û¥¹¥È̾¡¢¤½¤·¤Æ¥æ¡¼¥¶Ì¾ ¤ËÂФ¹¤ë°ú¤­¿ô¤Ï¡¢Í­¸ú¤Ê¥Ç¡¼¥¿¤Þ¤¿¤Ï STRING_UNKNOWN ¤òÍøÍѤ¹¤ë¤³ ¤È¡£¤â¤·¥¢¥¯¥»¥¹¤¬µñÈݤµ¤ì¤¿¾ì¹ç¡¢hosts_ctl() ¤Ï¥¼¥í¤òÊÖ¤¹¡£

ÊÑ¿ô allow_severity ¤È deny_severity ¤Ï¼õÂú¤Þ¤¿¤Ïµñ Èݤ¹¤ë¥ê¥¯¥¨¥¹¥È¤ò¤É¤Î¤è¤¦¤Ëµ­Ï¿¤¹¤ë¤«¤ò»Ø¼¨¤¹¤ë¤â¤Î¤Ç¤¢¤ë¡£ ¤³¤ì¤é¤Ï¸Æ¤Ó½Ð¤¹Â¦¤Ë¤è¤Ã¤Æµ¬Äꤵ¤ì¤ë¤Ù¤­¤â¤Î¤Ç¤¢¤ê¡¢¥¢¥¯¥»¥¹¥³¥ó ¥È¥í¡¼¥ë¥Æ¡¼¥Ö¥ë¤Ë¼¨¤µ¤ì¤ë¥ë¡¼¥ë¤Ë¤è¤Ã¤Æ¤ÏÊѹ¹¤µ¤ì¤ë²ÄǽÀ­¤¬¤¢¤ë¡£

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hosts_access(5), ¥Û¥¹¥È¥¢¥¯¥»¥¹¥³¥ó¥È¥í¡¼¥ë¥Õ¥¡¥¤¥ë¤Î½ñ¼° hosts_options(5), ¥Û¥¹¥È¥¢¥¯¥»¥¹¥³¥ó¥È¥í¡¼¥ë¤Î³ÈÄ¥½ñ¼°

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/etc/hosts.allow, /etc/hosts.deny, ¥¢¥¯¥»¥¹¥³¥ó¥È¥í¡¼¥ë¥Æ¡¼¥Ö¥ë

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hosts_access() ¤Ï strtok() ¥é¥¤¥Ö¥é¥ê´Ø¿ô¤ò»È¤Ã¤Æ¤¤¤ë¡£ ¤³¤ì¤Ë¤è¤ê¡¢strtok() ¤ò¤¢¤Æ¤Ë¤·¤Æ¤¤¤ë¾¤Î¥³¡¼¥É¤È´³¾Ä¤¬ ¤ª¤­¤ë¤«¤â¤·¤ì¤Ê¤¤¡£

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Wietse Venema (wietse@wzv.win.tue.nl)

Department of Mathematics and Computing Science

Eindhoven University of Technology

Den Dolech 2, P.O. Box 513, 

5600 MB Eindhoven, The Netherlands