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getnetent
Langue: ja
Version: 1993-05-15 (openSuse - 09/10/07)
Section: 3 (Bibliothèques de fonctions)
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getnetent, getnetbyname, getnetbyaddr, setnetent, endnetent - ¥Í¥Ã¥È¥ï¡¼¥¯¥¨¥ó¥È¥ê¤ò¼èÆÀ¤¹¤ë½ñ¼°
#include <netdb.h> struct netent *getnetent(void); struct netent *getnetbyname(const char *name); struct netent *getnetbyaddr(long net, int type); void setnetent(int stayopen); void endnetent(void);
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getnetent() ´Ø¿ô¤Ï¥Õ¥¡¥¤¥ë /etc/networks ¤«¤é¿·¤·¤¤¹Ô¤òÆɤ߹þ¤ß¡¢¹Ô¤ò¥Õ¥£¡¼ ¥ë¥É¤Ëʬ³ä¤·¤¿ÆâÍƤò¼ý¤á¤¿¹½Â¤ÂÎ netent ¤òÊÖ¤¹¡£ /etc/networks ¤ÏɬÍפʤé¤Ð¥ª¡¼¥×¥ó¤µ¤ì¤ë¡£getnetbyname() ´Ø¿ô¤Ï ¥Í¥Ã¥È¥ï¡¼¥¯Ì¾ name ¤Ë¥Þ¥Ã¥Á¤¹¤ë¹Ô¤ò /etc/networks ¤«¤éõ¤·¡¢¤½¤ÎÆâÍƤò¼ý¤á¤¿ netent ¹½Â¤ÂΤòÊÖ¤¹¡£
getnetbyaddr() ´Ø¿ô¤Ï¥Í¥Ã¥È¥ï¡¼¥¯ÈÖ¹æ net (type ·¿) ¤Ë¥Þ¥Ã¥Á¤¹¤ë¹Ô¤ËÂÐ ±þ¤¹¤ë netent ¹½Â¤ÂΤòÊÖ¤¹¡£
setnetent() ´Ø¿ô¤Ï /etc/networks ¥Õ¥¡¥¤¥ë¤ò¥ª¡¼¥×¥ó¤·¤Æ¡¢¥Õ¥¡¥¤¥ë¥Ý¥¤¥ó¥¿¤ò ÀèƬ¤ËÌ᤹¡£ stayopen ¤¬¿¿ (1) ¤Ê¤é¤Ð¡¢ getnetbyname() ¤ä getnetbyaddr() ¤Ê¤É¤Î¸Æ¤Ó½Ð¤·¤Î´Ö¤Ë¥Õ¥¡¥¤¥ë¤Ï¥¯¥í¡¼¥º¤µ¤ì¤Ê¤¤¡£
endnetent() ´Ø¿ô¤Ï /etc/networks ¤ò¥¯¥í¡¼¥º¤¹¤ë¡£
netent ¹½Â¤ÂÎ¤Ï <netdb.h> ¤Ç°Ê²¼¤Î¤è¤¦¤ËÄêµÁ¤µ¤ì¤Æ¤¤¤ë¡£
struct netent { char *n_name; /* official network name */ char **n_aliases; /* alias list */ int n_addrtype; /* net address type */ unsigned long n_net; /* network number */ }
netent ¹½Â¤ÂΤΥá¥ó¥Ð¤Ï°Ê²¼¤ÎÄ̤ꡣ
- n_name
- ¥Í¥Ã¥È¥ï¡¼¥¯¤ÎÀµ¼°Ì¾ (official name)¡£
- n_aliases
- ¥Í¥Ã¥È¥ï¡¼¥¯¤ÎÊÌ̾¤«¤é¤Ê¤ëÇÛÎó¡£ 0 ¤Ç½ªÃ¼¤¹¤ë¡£
- n_addrtype
- ¥Í¥Ã¥È¥ï¡¼¥¯ÈÖ¹æ¤Î·Á¼°¡£¸½ºß¤Ï AF_INET ¤Î¤ß¡£
- n_net
- ¥Û¥¹¥È¤Î¥Ð¥¤¥È¥ª¡¼¥À¡¼¤Çɽ¤·¤¿¥Í¥Ã¥È¥ï¡¼¥¯Èֹ档
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getnetent(), getnetbyname(), getnetbyaddr() ´Ø¿ô¤Ï netent ¹½Â¤ÂΤòÊÖ¤¹¡£¥¨¥é¡¼¤¬µ¯¤³¤Ã¤¿¤ê¡¢¥Õ¥¡¥¤¥ë¤ÎºÇ¸å¤Ëã ¤·¤¿¾ì¹ç¤Ï NULL ¥Ý¥¤¥ó¥¿¤òÊÖ¤¹¡£¥Õ¥¡¥¤¥ë
- /etc/networks
- ¥Í¥Ã¥È¥ï¡¼¥¯¥Ç¡¼¥¿¥Ù¡¼¥¹¥Õ¥¡¥¤¥ë
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4.3BSD, POSIX.1-2001.´ØÏ¢¹àÌÜ
getprotoent(3), getservent(3), networks(5)RFC 1101
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