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#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);
getnetbyname() ÇÔ¼ö´Â /etc/networks¿¡¼ ³×Æ®¿÷ name°ú ÀÏÄ¡ÇÏ´Â ¶óÀο¡ ÇØ´çÇÏ´Â netent ±¸Á¶Ã¼¸¦ ¹ÝȯÇÑ´Ù.
getnetbyaddr() ÇÔ¼ö´Â ŸÀÔ typeÀÇ ³×Æ®¿÷ ¹øÈ£ net°ú ÀÏÄ¡ÇÏ´Â ¶óÀο¡ ÇØ´çÇÏ´Â netent ±¸Á¶Ã¼¸¦ ¹ÝȯÇÑ´Ù.
setnetent() ÇÔ¼ö´Â /etc/networks ÆÄÀÏÀ» ¿°í µÇ °¨´Â´Ù. ¸¸ÀÏ stayopen ÀÌ Âü(1)À̶ó¸é, ÆÄÀÏÀº getnetbyname() °ú getnetbyaddr() È£Ãâ½Ã ´ÝÇôÁöÁö ¾ÊÀ» °ÍÀÌ´Ù.
endservent() ÇÔ¼ö´Â /etc/networksÀ» ´Ý´Â´Ù.
netent ±¸Á¶Ã¼´Â ´ÙÀ½Ã³·³ <netdb.h>¿¡ Á¤ÀǵǾî ÀÖ´Ù.:
struct netent {
char *n_name; /* °ø½ÄÀûÀÎ ³×Æ®¿÷ À̸§ */
char **n_aliases; /* º°Äª À̸§ */
int n_addrtype; /* net ÁÖ¼Ò Å¸ÀÔ */
unsigned long int n_net; /* ³×Æ®¿÷ ¹øÈ£ */
}
netent ±¸Á¶Ã¼ ¸â¹ö´Â: