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GETSOCKNAME
Section: Linux Programmer's Manual (2)Updated: 24 July 1993
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getsockname - ¥½¥±¥Ã¥È¤Î̾Á°¤ò¼èÆÀ¤¹¤ë½ñ¼°
#include <sys/socket.h>int getsockname(int s , struct sockaddr * name , socklen_t * namelen );
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getsockname ¤Ï»ØÄꤷ¤¿¥½¥±¥Ã¥È¤Î¸½ºß¤Î̾Á°(name)¤òÊÖ¤¹¡£ namelen ¤Ë¤Ï name ¤¬»Ø¤·¤Æ¤¤¤ëÎΰè¤ÎÂ礤µ¤ò(¥Ð¥¤¥È¿ô¤Ç)»ØÄꤷ¤Æ¤ª¤¯É¬Íפ¬¤¢¤ë¡£ ´Ø¿ô¤«¤éÌá¤ë»þ¤Ë¤Ï¡¢ namelen ¤Ë¤ÏÊÖ¤µ¤ì¤¿ name ¤Î¼ÂºÝ¤ÎÂ礤µ¤¬³ÊǼ¤µ¤ì¤ë¡£ÊÖ¤êÃÍ
À®¸ù¤·¤¿¾ì¹ç 0 ¤òÊÖ¤¹¡£¼ºÇÔ¤·¤¿¾ì¹ç -1 ¤òÊÖ¤·¡¢ errno ¤ò¥¨¥é¡¼¤ÎÆâÍƤ˽¾¤Ã¤ÆÀßÄꤹ¤ë¡£¥¨¥é¡¼
- EBADF
- °ú¤¿ô s ¤¬Í¸ú¤Ê¥Ç¥£¥¹¥¯¥ê¥×¥¿¡¼(descriptor)¤Ç¤Ï¤Ê¤¤¡£
- ENOTSOCK
- °ú¤¿ô s ¤¬¥½¥±¥Ã¥È¤Ç¤Ï¤Ê¤¯¥Õ¥¡¥¤¥ë¤Ç¤¢¤ë¡£
- ENOBUFS
- ½èÍý¤ò¤¹¤ë¤À¤±¤Î½½Ê¬¤Ê¥ê¥½¡¼¥¹¤¬¥·¥¹¥Æ¥à¤Ë̵¤¤¡£
- EFAULT
- °ú¤¿ô name ¤Î»Ø¤·¤Æ¤¤¤ë¥á¥â¥ê¤¬¥×¥í¥»¥¹¤Î¥¢¥É¥ì¥¹¶õ´Ö¤Î͸ú¤ÊÉôʬ¤Ç¤Ï¤Ê¤¤¡£
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SVr4, 4.4BSD ( getsockname ´Ø¿ô¤Ï 4.2BSD ¤ÇÄɲ䵤줿)¡£SVr4 ¤Ë¤Ï¾¤Ë ENOMEM ¤È ENOSR ¤Î¥¨¥é¡¼¥³¡¼ ¥É¤Ë¤Ä¤¤¤Æ¤Îµ½Ò¤¬¤¢¤ë¡£Ãí°Õ
getsockname ¤Î»°ÈÖÌܤΰú¤¿ô¤Ï BSD 4.* ¤ä libc4, libc5 ¤ÈƱÍÍ¤Ë¼ÂºÝ¤Ë¤Ï `int *' ¤Ç¤¢¤ë¡£ ¸½ºß¡¢socklen_t ¤Ë´Ø¤·¤Æ POSIX ¤Ë¤Ï¾¯¤·º®Í𤬤¢¤ë¡£µ¬³Ê¤ÎÁð¹Æ¤Ï¤Þ¤ÀºÎÍÑ ¤µ¤ì¤Æ¤¤¤Ê¤¤¤¬¡¢glibc2 ¤Ç¤Ï¤½¤ì¤Ë½¾¤Ã¤Æ `socklen_t *' ¤ò»ÈÍѤ·¤Æ¤¤¤ë¡£ ¾Ü¤·¤¯¤Ï accept(2) ¤ò»²¾È¤Î¤³¤È¡£´ØÏ¢¹àÌÜ
bind(2), socket(2)