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ÇöÀçÀ§Ä¡ : docbook>getspent(3)
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<!DOCTYPE chapter PUBLIC "-//OASIS//DTD DocBook V4.1//EN"> <chapter lang=ko> <!-- ÀÛ¼ºÀÚ : yundream --> <!-- ÀÛ¼ºÀÏ : 2004/02/13 --> <!-- ¿¬¶ôó : yundream@joinc.co.kr --> <!-- ÇÔ¼ö À̸§À» ÀÔ·ÂÇÕ´Ï´Ù --> <title>getspent(3)</title> <!-- ÀÌ°Ç ÇÔ¼ö¿¡ ´ëÇÑ ´ë·«ÀûÀÎ ¼³¸íÀ̱¸¿ä --> <para> Shadow ÆÐ½º¿öµå Á¤º¸¸¦ °¡Á®¿Â´Ù. </para> <!-- ¿©±â¿¡ ÇÔ¼öÀÇ °£´ÜÇÑ »ç¿ë¹ýÀÌ µé¾î°©´Ï´Ù --> <section> <title>»ç¿ë¹ý</title> <para> <screen> #include <shadow.h> struct spwd *getspent(); struct spwd *getspnam(char *name); </screen> </para> </section> <!-- ¿©±â¿£ ÇÔ¼öÀÇ ÀÚ¼¼ÇÑ ¼³¸í ÀÌ µé¾î°©´Ï´Ù --> <section> <title>¼³¸í</title> <para> getspent()ÇÔ¼ö´Â shadow ÆÐ½º¿öµå ½Ã½ºÅÛ¿¡¼ »ç¿ëÀÚÀÇ ÆÐ½º¿öµå Á¤º¸¸¦ ¾ò¾î¿Â´Ù. ¸®´ª½º¿¡¼ shadow Á¤º¸´Â /etc/shadow ÆÄÀÏ¿¡ ÀúÀåµÈ´Ù. ÀÌ ÇÔ¼ö´Â ½ÇÇà ÈÄ ÆÐ½º¿öµå ±¸Á¶Ã¼ ¿£Æ®¸®ÀÇ Æ÷ÀÎÅ͸¦ µÇµ¹·ÁÁØ´Ù. ÀÌ ¶§ µÇµ¹·ÁÁÖ´Â ±¸Á¶Ã¼´Â <emphasis>spwd</emphasis>·Î¼ ´ÙÀ½°ú °°ÀÌ Á¤ÀǵǾî ÀÖ´Ù. ÀÌ ±¸Á¶Ã¼´Â shadow ÆÐ½º¿öµå¸¦ Á¶ÀÛÇÏ´Â ´Ù¸¥ ÇÔ¼öµé¿¡µµ °øÅëÀûÀ¸·Î »ç¿ëµÈ´Ù. <screen> struct spwd { char *sp_namp; /* À¯Àú ¾ÆÀ̵ð */ char *sp_pwdp; /* encrypt µÈ À¯Àú ÆÐ½º¿öµå */ long sp_lstchg; /* ÃÖ±Ù ¼öÁ¤ÀÏ */ int sp_min; /* ¼öÁ¤ÀÛ¾÷°£ÀÇ ÃÖ¼Ò ³¯Â¥ */ int sp_max; /* ¼öÁ¤ÀÛ¾÷°£ÀÇ ÃÖ´ë ³¯Â¥ */ int sp_warn; /* ÆÐ½º¿öµå°¡ ¹«È¿È µÇ±âÀü °æ°íÇÏ´Â ±â°£ */ int sp_inact; /* ÆÐ½º¿öµå°¡ ¹«È¿ÈµÈµÚ, °èÁ¤ÀÌ »ç¿ëºÒ´ÉÀÌ µÉ¶§±îÁöÀÇ ±â°£ */ int sp_expire; /* °èÁ¤ »ç¿ëºÒ´É ³¯Â¥ */ int sp_flag; /* ³ªÁßÀ» À§Çؼ ºñ¿öµÒ */ } </screen> ¾ò¾î¿À´Â Á¤º¸´Â ÆÐ½º¿öµå °ü¸®¿¡ °ü·ÃµÈ Á¤º¸µéÀÌ´Ù. </para> <para> getspnam()ÇÔ¼ö´Â ÀÎÀÚ·Î ÁÖ¾îÁö´Â <emphasis>name</emphasis>°ú °°Àº À¯ÀúÀ̸§¿¡ ´ëÇÑ ÆÐ½º¿öµå Á¤º¸¸¦ ÀÐ¾î¼ µÇµ¹·ÁÁØ´Ù. </para> </section> <!-- ÇÔ¼ö°¡ µÇµ¹·ÁÁÖ´Â °ªÀ̱¸¿ä --> <section> <title>¹Ýȯ°ª</title> <para> ÀÏÄ¡ÇÏ´Â ÆÐ½º¿öµå ¿£Æ®¸®°¡ ¾øÀ¸¸é NULLÀ» ¸®ÅÏÇÑ´Ù. </para> </section> <!-- ¸¶Áö¸·À¸·Î ¿¡Á¦ ÀÔ´Ï´Ù --> <!-- ¿©±â¿¡´Â ¿ÏÀüÇÑ ¿¹Á¦°¡ µé¾î°¡ Àִµ¥, ±»ÀÌ ¿ÏÀüÇÑ ¿¹Á¦¸¦ ¸¸µéÇÊ¿ä ¾øÀÌ --> <!-- ÄÚµå ÀϺκи¸ ÀÛ¼ºÇؼ ¿Ã·ÁÁּŵµ µË´Ï´Ù --> <!-- "<", ">", "&" µîÀº º¯È¯ÇØ ÁÖ¼Å¾ß Çϴµ¥, ±ÍÂúÀ¸½Ã¸é :-) º¯È¯ ÇÏÁö ¾Ê --> <!-- ¾Æµµ µË´Ï´Ù. Á¦°¡ °Ë»ç ÇØ¼ ¿Ã¸®°Ú½À´Ï´Ù --> <!-- ¿¹Á¦¿¡ ´ëÇÑ °£´ÜÇÑ ¼³¸íÀ» Àû¾îÁּŵµ µÇ±¸¿ä --> <section> <title>¿¹Á¦</title> <para> <screen> #include <shadow.h> #include <stdio.h> int main() { struct spwd *myspwd; while((myspwd = getspent()) != NULL) { printf("%-20s%s\n", myspwd->sp_namp, myspwd->sp_pwdp); } printf("=====================================\n"); myspwd = getspnam("yundream"); printf("%-20s%s\n", myspwd->sp_namp, myspwd->sp_pwdp); } </screen> </para> </section> <section> <title>Âü°í¹®Çå</title> <para> <orderedlist> <listitem> <para> <ulink url="http://www.joinc.co.kr/modules/moniwiki/wiki.php/article_usr_info_get">À¯ÀúÁ¤º¸ ¾ò¾î¿À±â</ulink> </para> </listitem> </orderedlist> </para> </section> </chapter> |
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