Linux Certif

Toute la documentation sur la certification Linux LPI

rpc

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rpc - ±ó³Ö¼ê³¤­¸Æ¤Ó½Ð¤·(RPC)¤Î¤¿¤á¤Î¥é¥¤¥Ö¥é¥ê¡¦¥ë¡¼¥Æ¥£¥ó

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#include <rpc/rpc.h>

void

auth_destroy(auth)

AUTH *auth;

¤³¤Î¥Þ¥¯¥í¤Ï auth ¤Ë´ØÏ¢ÉÕ¤±¤é¤ì¤¿Ç§¾Ú¾ðÊó¤òÇ˲õ¤¹¤ë¡£Ç˲õ¤ÏÄ̾ï¤Ï»äŪ¤Ê¥Ç¡¼¥¿¹½Â¤¤Î ÇË´þ¤ò´Þ¤ó¤Ç¤¤¤ë¡£ auth_destroy() ¤ò¸Æ¤Ó½Ð¤·¤¿¸å¤Ë auth ¤ò»ÈÍѤ¹¤ë¤³¤È¤Ï̤ÄêµÁ¤Ç¤¢¤ë¡£

AUTH *

authnone_create()

³Æ¥ê¥â¡¼¥È¡¦¥×¥í¥·¥¸¥ã¡¦¥³¡¼¥ë¤Ç»ÈÍѤǤ­¤Ê¤¤²¾¤Îǧ¾Ú¾ðÊó¤È¤·¤ÆÅϤµ¤ì¤ë RPC ǧ¾Ú¥Ï¥ó¥É¥ë¤òºîÀ®¤·¤ÆÊÖ¤¹¡£¤³¤ì¤Ï RPC ¤Ç»ÈÍѤµ¤ì¤ë¥Ç¥Õ¥©¥ë¥È¤Îǧ¾Ú¤Ç¤¢¤ë¡£

AUTH *

authunix_create(host, uid, gid, len, aup_gids)

char *host;

int uid, gid, len, *aup.gids;

ǧ¾Ú¾ðÊó¤ò´Þ¤ó¤À RPC ǧ¾Ú¥Ï¥ó¥É¥ë¤òºîÀ®¤·¤ÆÊÖ¤¹¡£ host ¥Ñ¥é¥á¡¼¥¿¡¼¤Ï¾ðÊ󤬺îÀ®¤µ¤ì¤¿¥Þ¥·¥ó¤Î̾Á°¤Ç¤¢¤ë¡£ uid ¤Ï¤½¤Î¥æ¡¼¥¶¤Î¥æ¡¼¥¶ ID ¡¢ gid ¤Ï¤½¤Î¥æ¡¼¥¶¤Î¸½ºß¤Î¥°¥ë¡¼¥× ID ¤Ç¤¢¤ë¡£ len ¤È aup_gids ¤Ï¤½¤Î¥æ¡¼¥¶¤¬½ê°¤¹¤ë¥°¥ë¡¼¥×¤ÎÇÛÎó¤ò»²¾È¤·¤Æ¤¤¤ë¡£ ¾¤Î¥æ¡¼¥¶¤Ë¤Ê¤ê¤¹¤Þ¤¹¤³¤È¤Ï´Êñ¤Ç¤¢¤ë¡£

AUTH *

authunix_create_default()

ŬÀڤʥѥé¥á¡¼¥¿¡¼¤Ç authunix_create() ¤ò¸Æ¤Ó½Ð¤¹¡£

callrpc(host, prognum, versnum, procnum, inproc, in, outproc, out)

char *host;

u_long prognum, versnum, procnum;

char *in, *out;

xdrproc_t inproc, outproc;

¥Þ¥·¥ó host ¾å¤Ç prognum, versnum, procnum ¤Ë´ØÏ¢ÉÕ¤±¤é¤ì¤¿¥ê¥â¡¼¥È¡¦¥×¥í¥·¥¸¥ã¤ò¸Æ¤Ó½Ð¤¹¡£ ¥Ñ¥é¥á¡¼¥¿¡¼ in ¤Ï¥×¥í¥·¥¸¥ã¤Î°ú¤­¿ô¤Î¥¢¥É¥ì¥¹¤Ç¤¢¤ê out ¤Ï·ë²Ì¤ò³ÊǼ¤¹¤ë¥¢¥É¥ì¥¹¤Ç¤¢¤ë¡£ inproc ¤Ï¥×¥í¥·¥¸¥ã¤Î¥Ñ¥é¥á¡¼¥¿¡¼¤ò¥¨¥ó¥³¡¼¥É¤¹¤ë¤Î¤Ë»ÈÍѤµ¤ì¡¢ outproc ¤Ï·ë²Ì¤ò¥Ç¥³¡¼¥É¤¹¤ë¤Î¤Ë»ÈÍѤµ¤ì¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏÀ®¸ù¤·¤¿¾ì¹ç¤Ë¤Ï¥¼¥í¤òÊÖ¤¹¡£¼ºÇÔ¤·¤¿¾ì¹ç¤Ë¤Ï enum clnt_stat ¤òÀ°¿ô¤Ë¥­¥ã¥¹¥È¤·¤¿ÃͤòÊÖ¤¹¡£ clnt_perrno() ¥ë¡¼¥Æ¥£¥ó¤¬¼ºÇԤξõÂÖ¤ò¥á¥Ã¥»¡¼¥¸¤ËÊÑ´¹¤¹¤ë¤Î¤Ë»ÈÍѤǤ­¤ë¡£

·Ù¹ð: ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ç¥ê¥â¡¼¥È¡¦¥×¥í¥·¥¸¥ã¤ò¸Æ¤Ó½Ð¤¹¤ÈÄÌ¿®¤Ë¤Ï UDP/IP ¤¬»ÈÍѤµ¤ì¤ë¡£¤³¤ÎºÝ¤ÎÀ©¸Â¤Ë¤Ä¤¤¤Æ¤Ï clntudp_create() ¤ò»²¾È¤¹¤ë¤³¤È¡£¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ò»ÈÍѤ·¤Æǧ¾Ú¤ä»þ´ÖÀÚ¤ì¤ÎÀ©¸æ¤ò ¤¹¤ë¤³¤È¤Ï¤Ç¤­¤Ê¤¤¡£

enum clnt_stat

clnt_broadcast(prognum, versnum, procnum, inproc, in, outproc, out, eachresult)

u_long prognum, versnum, procnum;

char *in, *out;

xdrproc_t inproc, outproc;

resultproc_t eachresult;

callrpc() ¤ÈƱÍͤǤ¢¤ë¤¬¡¢¥á¥Ã¥»¡¼¥¸¤¬¥í¡¼¥«¥ë¤Î¥Ö¥í¡¼¥É¥­¥ã¥¹¥È¡¦¥Í¥Ã¥È¥ï¡¼¥¯ Á´ÂÎ¤Ø¤È¥Ö¥í¡¼¥É¥­¥ã¥¹¥È¤µ¤ì¤ëÅÀ¤¬°Û¤Ã¤Æ¤¤¤ë¡£²óÅú¤ò¼õ¤±¼è¤ëÅÙ¤Ë ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï°Ê²¼¤Î·Á¼°¤Î eachresult() ¤ò¸Æ¤Ó½Ð¤¹¡£

eachresult(out, addr)

char *out;

struct sockaddr_in *addr;

¤³¤³¤Ç out ¤Ï clnt_broadcast() ¤ËÅϤµ¤ì¤ë out ¤ÈƱ¤¸¤Ç¤¢¤ë¤¬¡¢¥ê¥â¡¼¥È¡¦¥×¥í¥·¥¸¥ã¤«¤é¤Î½ÐÎϤ¬¥Ç¥³¡¼¥É¤µ¤ì¤Æ¤¤¤ë ÅÀ¤Î¤ß¤¬°Û¤Ã¤Æ¤¤¤ë¡£ addr ¤Ï·ë²Ì¤òÁ÷¤Ã¤ÆÍ褿¥Þ¥·¥ó¤Î¥¢¥É¥ì¥¹¤ò»Ø¤·¤Æ¤¤¤ë¡£ eachresult() ¤¬¥¼¥í¤òÊÖ¤·¤¿¾ì¹ç¡¢ clnt_broadcast() ¤Ï¤µ¤é¤Ê¤ë²óÅú¤òÂԤġ£¤½¤¦¤Ç¤Ê¤±¤ì¤ÐŬÀڤʾõÂ֤ǽªÎ»¤¹¤ë¡£

·Ù¹ð: ¥Ö¥í¡¼¥É¥­¥ã¥¹¥È¡¦¥½¥±¥Ã¥È¤Ï¥Ç¡¼¥¿¥ê¥ó¥¯ÁؤκÇÂçžÁ÷ñ°Ì¤Ë À©¸Â¤µ¤ì¤Æ¤¤¤ë¡£¥¤¡¼¥µ¥Í¥Ã¥È¤Î¾ì¹ç¡¢ºÇÂçÃÍ¤Ï 1500 ¥Ð¥¤¥È¤Ç¤¢¤ë¡£

enum clnt_stat

clnt_call(clnt, procnum, inproc, in, outproc, out, tout)

CLIENT *clnt;

u_long

procnum;

xdrproc_t inproc, outproc;

char *in, *out;

struct timeval tout;

¤³¤Î¥Þ¥¯¥í¤Ï¥¯¥é¥¤¥¢¥ó¥È¡¦¥Ï¥ó¥É¥ë clnt ¤Ë´ØÏ¢ÉÕ¤±¤é¤ì¤¿ procnum ¥ê¥â¡¼¥È¡¦¥×¥í¥·¥¸¥ã¤ò¸Æ¤Ó½Ð¤¹¡£ ¥¯¥é¥¤¥¢¥ó¥È¡¦¥Ï¥ó¥É¥ë¤Ï clnt_create() ¤Î¤è¤¦¤Ê RPC ¥¯¥é¥¤¥¢¥ó¥ÈºîÀ®¥ë¡¼¥Æ¥£¥ó¤Ë¤è¤Ã¤ÆÆÀ¤é¤ì¤ë¡£ ¥Ñ¥¿¥á¡¼¥¿ in ¤Ï¥×¥í¥·¥¸¥ã¤Î°ú¤­¿ô¤Î¥¢¥É¥ì¥¹¤Ç¤¢¤ë¡£ out ¤Ï¥×¥í¥·¥¸¥ã¤ÎÊÖ¤êÃͤò³ÊǼ¤¹¤ë¥¢¥É¥ì¥¹¤Ç¤¢¤ë¡£ inproc ¤Ï¥×¥í¥·¥¸¥ã¤Î¥Ñ¥é¥á¡¼¥¿¡¼¤ò¥¨¥ó¥³¡¼¥É¤¹¤ë¤Î¤Ë»ÈÍѤµ¤ì¤ë¡£ outproc ¤Ï¥×¥í¥·¥¸¥ã¤ÎÊÖ¤êÃͤò¥Ç¥³¡¼¥É¤¹¤ë¤Î¤Ë»ÈÍѤµ¤ì¤ë¡£ tout ¤Ï·ë²Ì¤¬ÊÖ¤µ¤ì¤ë¤Î¤òÂԤĻþ´Ö¤Ç¤¢¤ë¡£

clnt_destroy(clnt)

CLIENT *clnt;

¤³¤Î¥Þ¥¯¥í¤Ï¥¯¥é¥¤¥¢¥ó¥È¤Î RPC ¥Ï¥ó¥É¥ë¤òÇ˲õ¤¹¤ë¡£Ç˲õ¤Ë¤ÏÄ̾ï¤Ï clnt ¼«¿È¤â´Þ¤á¤Æ»äŪ¤Ê¥Ç¡¼¥¿¹½Â¤ÂΤÎÇË´þ¤¬´Þ¤Þ¤ì¤Æ¤¤¤ë¡£ clnt_destroy() ¤Î¸Æ¤Ó½Ð¤·¤Î¸å¤Ë clnt ¤ò»ÈÍѤ¹¤ë¤³¤È¤Ï̤ÄêµÁ¤Ç¤¢¤ë¡£ RPC ¥é¥¤¥Ö¥é¥ê¤¬´ØÏ¢¤¹¤ë¥½¥±¥Ã¥È¤ò¥ª¡¼¥×¥ó¤·¤¿¾ì¹ç¤Ë¤Ï¡¢ ¤½¤ì¤âÊĤ¸¤é¤ì¤ë¡£¤½¤ì°Ê³°¤Î¾ì¹ç¤Ë¤Ï¥½¥±¥Ã¥È¤Ï¥ª¡¼¥×¥ó¤µ¤ì¤¿¤Þ¤Þ¤Ç¤¢¤ë¡£

CLIENT *

clnt_create(host, prog, vers, proto)

char *host;

u_long prog, vers;

char *proto;

°ìÈÌŪ¤Ê¥¯¥é¥¤¥¢¥ó¥È¤ÎºîÀ®¥ë¡¼¥Æ¥£¥ó¤Ç¤¢¤ë¡£ host ¤Ï¥µ¡¼¥Ð¤Î¤¢¤ë¥ê¥â¡¼¥È¥Û¥¹¥È¤Î̾Á°¤ò»ØÄꤹ¤ë¡£ proto ¤É¤Î¤è¤¦¤ÊÄÌ¿®¥×¥í¥È¥³¥ë¤ò»ÈÍѤ¹¤ë¤«¤ò»ØÄꤹ¤ë¡£¸½ºß¤³¤³¤Ë »ÈÍѤǤ­¤ëÃÍ¤Ï "udp" ¤È "tcp" ¤Ç¤¢¤ë¡£ ¥Ç¥Õ¥©¥ë¥È¤Î»þ´ÖÀڤ줬ÀßÄꤵ¤ì¤ë¤¬¡¢ clnt_control() ¤ò»ÈÍѤ·¤ÆÊѹ¹²Äǽ¤Ç¤¢¤ë¡£

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bool_t

clnt_control(cl, req, info)

CLIENT *cl;

char *info;

¤³¤Î¥Þ¥¯¥í¤Ï³Æ¼ï¥¯¥é¥¤¥¢¥ó¥È¤Ë¤Ä¤¤¤Æ¾ðÊó¤òÊѹ¹¤·¤¿¤ê¡¢¼èÆÀ¤·¤¿¤ê ¤¹¤ë¤Î¤Ë»ÈÍѤ¹¤ë¡£ req ¤ÏÁàºî¤Î¼ïÎà¤ò»ØÄꤹ¤ë¡£ info ¤Ï¾ðÊó¤Ø¤Î¥Ý¥¤¥ó¥¿¡¼¤Ç¤¢¤ë¡£ UDP ¤È TCP ¤É¤Á¤é¤Î¾ì¹ç¤â»ÈÍѲÄǽ¤Ê req ¤ÎÃͤȡ¢¤½¤Î°ú¤­¿ô¤Î·¿¡¢¤ª¤è¤Ó¤½¤ÎÆâÍƤϰʲ¼¤ÎÄ̤ê¤Ç¤¢¤ë:

CLSET_TIMEOUT       struct timeval      »þ´ÖÀÚ¤ì¤òÀßÄꤹ¤ëCLGET_TIMEOUTstruct timeval»þ´ÖÀÚ¤ì¤ò¼èÆÀ¤¹¤ë

Ãí°Õ:
clnt_control() ¤ò»ÈÍѤ·¤Æ»þ´ÖÀÚ¤ì¤òÀßÄꤷ¤¿¾ì¹ç¤Ë¤Ï¤½¤ì°Ê¸å¤Ï clnt_call() ¤ËÅϤµ¤ì¤ë»þ´ÖÀÚ¤ì¥Ñ¥é¥á¡¼¥¿¡¼¤ÏÁ´¤Æ̵»ë¤µ¤ì¤ë¡£

CLGET_SERVER_ADDR   struct sockaddr_in  ¥µ¡¼¥Ð¥¢¥É¥ì¥¹¤ò¼èÆÀ¤¹¤ë

°Ê²¼¤ÎÁàºî¤Ï
UDP ¤Î¾ì¹ç¤Ë¤Î¤ßÍ­¸ú¤Ç¤¢¤ë:

CLSET_RETRY_TIMEOUT struct timeval      ºÆÁ÷´Ö³Ö¤òÀßÄꤹ¤ëCLGET_RETRY_TIMEOUTstruct timevalºÆÁ÷´Ö³Ö¤ò¼èÆÀ¤¹¤ë

ºÆÁ÷´Ö³Ö¤Ï¼¡¤ËÍ×µá¤òºÆÁ÷¤¹¤ëÁ°¤Ë
UDP RPC ¤¬¥µ¡¼¥Ð¤Î²óÅú¤òÂԤĻþ´Ö¤Ç¤¢¤ë¡£

clnt_freeres(clnt, outproc, out)

CLIENT *clnt;

xdrproc_t outproc;

char *out;

¤³¤Î¥Þ¥¯¥í¤Ï RPC ¸Æ¤Ó½Ð¤·¤Î·ë²Ì¤Î¥Ç¥³¡¼¥É¤ÎºÝ¤Ë RPC/XDR ¥·¥¹¥Æ¥à¤Ë¤è¤Ã¤Æ³äÅö¤Æ¤é¤ì¤¿¥Ç¡¼¥¿¤ò²òÊü¤¹¤ë¡£ ¥Ñ¥é¥á¡¼¥¿¡¼ out ¤Ï·ë²Ì¤Î¥¢¥É¥ì¥¹¤Ç¤¢¤ë¡£ outproc ¤Ï·ë²Ì¤òµ­½Ò¤·¤Æ¤¤¤ë XDR ¥ë¡¼¥Æ¥£¥ó¤Ç¤¢¤ë¡£¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï·ë²Ì¤Î²òÊü¤ËÀ®¸ù¤·¤¿¾ì¹ç¤Ë¤Ï 1 ¤òÊÖ¤¹¡£ ¼ºÇÔ¤·¤¿¾ì¹ç¤Ë¤Ï¥¼¥í¤òÊÖ¤¹¡£

void

clnt_geterr(clnt, errp)

CLIENT *clnt;

struct rpc_err *errp;

¤³¤Î¥Þ¥¯¥í¤Ï¥¯¥é¥¤¥¢¥ó¥È¡¦¥Ï¥ó¥É¥ë¤Î¥¨¥é¡¼¹½Â¤ÂΤò errp ¥¢¥É¥ì¥¹¤Ç»ØÄꤵ¤ì¤¿¹½Â¤ÂΤإ³¥Ô¡¼¤¹¤ë¡£

void

clnt_pcreateerror(s)

char *s;

ɸ½à¥¨¥é¡¼½ÐÎϤˡ¢¤Ê¤¼¥¯¥é¥¤¥¢¥ó¥È RPC ¥Ï¥ó¥É¥ë¤ÎºîÀ®¤¬¤Ç¤­¤Ê¤«¤Ã¤¿¤«¤Ë¤Ä¤¤¤Æ¤Î¥á¥Ã¥»¡¼¥¸¤òɽ¼¨¤¹¤ë¡£ ¥á¥Ã¥»¡¼¥¸¤ÎÁ°¤Ëʸ»úÎó s ¤È¥³¥í¥ó(:)¤¬É½¼¨¤µ¤ì¤ë¡£ clnt_create(), clntraw_create(), clnttcp_create(), clntudp_create() ¤Î¸Æ¤Ó½Ð¤·¤¬¼ºÇÔ¤·¤¿»þ¤Ë»ÈÍѤ¹¤ë¤³¤È¡£

void

clnt_perrno(stat)

enum clnt_stat stat;

ɸ½à¥¨¥é¡¼½ÐÎÏ¤Ë stat ¤Ë¤è¤Ã¤Æ»Ø¼¨¤µ¤ì¤ë¥¨¥é¡¼¾õÂÖ¤ËÂбþ¤¹¤ë¥á¥Ã¥»¡¼¥¸¤òɽ¼¨¤¹¤ë¡£ callrpc() ¤Î¸å¤Ë»ÈÍѤ¹¤ë¤³¤È¡£

clnt_perror(clnt, s)

CLIENT *clnt;

char *s;

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char *

clnt_spcreateerror

char *s;

clnt_pcreateerror() ¤ÈƱÍͤǤ¢¤ë¤¬¡¢É¸½à¥¨¥é¡¼½ÐÎϤØɽ¼¨¤¹¤ë¤«¤ï¤ê¤Ëʸ»úÎó¤òÊÖ¤¹ÅÀ¤¬°Û¤Ã¤Æ¤¤¤ë¡£

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char *

clnt_sperrno(stat)

enum clnt_stat stat;

clnt_perrno() ¤ÈƱ¤¸°ú¤­¿ô¤ò¼è¤ë¤¬¡¢¤Ê¤¼ RPC ¸Æ¤Ó½Ð¤·¤¬¼ºÇÔ¤·¤¿¤«¤Ë¤Ä¤¤¤Æ¤Î¥á¥Ã¥»¡¼¥¸¤òɸ½à¥¨¥é¡¼½ÐÎϤËɽ¼¨¤¹¤ë ¤«¤ï¤ê¤Ë¡¢¥á¥Ã¥»¡¼¥¸¤ò³ÊǼ¤·¤Æ¤¤¤ëʸ»úÎó¤Ø¤Î¥Ý¥¤¥ó¥¿¡¼¤òÊÖ¤¹¡£ ʸ»úÎó¤Ï NEWLINE(²þ¹Ô) ¤Ç½ª¤Ã¤Æ¤¤¤ë¡£

clnt_sperrno() ¤Ï¥×¥í¥°¥é¥à¤¬É¸½à¥¨¥é¡¼½ÐÎϤò»ý¤Ã¤Æ¤¤¤Ê¤¤¾ì¹ç(¥×¥í¥°¥é¥à¤¬¥µ¡¼¥Ð¤È¤· ¤ÆÁö¤Ã¤Æ¤¤¤ë¾ì¹ç¤Ë¤Ï¤è¤¯¤¢¤ê¤¨¤ë)¤ä¡¢¥×¥í¥°¥é¥Þ¡¼¤¬¥á¥Ã¥»¡¼¥¸¤ò printf() ¤Ç½ÐÎϤ¹¤ë¤³¤È¤ò˾¤Þ¤Ê¤¤¾ì¹ç¤ä¡¢¥á¥Ã¥»¡¼¥¸¤Î·Á¼°¤¬ clnt_perrno() ¤¬¥µ¥Ý¡¼¥È¤¹¤ë¤â¤Î¤È¤Ï°Û¤Ã¤Æ¤¤¤ë¾ì¹ç¤Ê¤É¤Ë clnt_perrno() ¤Î¤«¤ï¤ê¤Ë»ÈÍѤµ¤ì¤ë¡£ Ãí°Õ: clnt_sperror() ¤ä clnt_spcreaterror() ¤È¤Ï°ã¤Ã¤Æ clnt_sperrno() ¤ÏÀÅŪ¥Ç¡¼¥¿¤Ø¤Î¥Ý¥¤¥ó¥¿¡¼¤òÊÖ¤¹¡£¤·¤«¤·¸Æ¤Ó½Ð¤·¤´¤È¤Ë¾å½ñ¤­¤µ¤ì¤ë¤³¤È¤Ï¤Ê¤¤¡£

char *

clnt_sperror(rpch, s)

CLIENT *rpch;

char *s;

clnt_perror() ¤ÈƱÍͤǤ¢¤ë¤¬¡¢É¸½à¥¨¥é¡¼½ÐÎϤËɽ¼¨¤¹¤ëÂå¤ê¤Ë (clnt_sperrno() ¤Î¤è¤¦¤Ë) ʸ»úÎó¤Ø¤Î¥Ý¥¤¥ó¥¿¡¼¤òÊÖ¤¹ÅÀ¤¬°Û¤Ã¤Æ¤¤¤ë¡£

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CLIENT *

clntraw_create(prognum, versnum)

u_long prognum, versnum;

¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï¥ê¥â¡¼¥È¡¦¥×¥í¥°¥é¥à prognum¡¢ ¥Ð¡¼¥¸¥ç¥ó versnum ¤Î¤¿¤á¤Îµ¼»÷ RPC ¥¯¥é¥¤¥¢¥ó¥È¤òºîÀ®¤¹¤ë¡£¥á¥Ã¥»¡¼¥¸¤ò¥µ¡¼¥Ó¥¹¤ËÅϤ¹¤¿¤á¤Ë»ÈÍѤ¹¤ë ÄÌ¿®¤Ï¼ÂºÝ¤Ë¤Ï¤½¤Î¥×¥í¥»¥¹¤Î¥¢¥É¥ì¥¹¶õ´Ö¤Ë¤¢¤ë¥Ð¥Ã¥Õ¥¡¡¼¤Ç¤¢¤ë¡£ ¤½¤ì¤Ç¡¢Âбþ¤¹¤ë RPC ¥µ¡¼¥Ð¤¬Æ±¤¸¥¢¥É¥ì¥¹¶õ´Ö¤ÎÃæ¤Ë¤¤¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤¡£ svcraw_create() ¤ò»²¾È¤¹¤ë¤³¤È¡£ ¤³¤ì¤Ë¤è¤ê RPC ¤Î¥·¥ß¥å¥ì¡¼¥·¥ç¥ó¤ä¡¢¥«¡¼¥Í¥ë¡¦¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤Ë±Æ¶Á¤µ¤ì¤º¤Ë±þÅú»þ´Ö¤Ê¤É¤Î RPC ¥ª¡¼¥Ð¥Ø¥Ã¥É¤Î³ÍÆÀ¤¬¤Ç¤­¤ë¡£¼ºÇÔ¤·¤¿¾ì¹ç¤Ë¤Ï¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï NULL ¤òÊÖ¤¹¡£

CLIENT *

clnttcp_create(addr, prognum, versnum, sockp, sendsz, recvsz)

struct sockaddr_in *addr;

u_long prognum, versnum;

int *sockp;

u_int sendsz, recvsz;

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CLIENT *

clntudp_create(addr, prognum, versnum, wait, sockp)

struct sockaddr_in *addr;

u_long prognum, versnum;

struct timeval wait;

int *sockp;

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CLIENT *

clntudp_bufcreate(addr, prognum, versnum, wait, sockp, sendsize, recosize)

struct sockaddr_in *addr;

u_long prognum, versnum;

struct timeval wait;

int *sockp;

unsigned int sendsize;

unsigned int recosize;

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void

get_myaddress(addr)

struct sockaddr_in *addr;

¤³¤Î¥Þ¥·¥ó¤Î IP ¥¢¥É¥ì¥¹¤ò *addr ¤Ë³ÊǼ¤¹¤ë¡£ /etc/hosts ¤ò°·¤¦¥é¥¤¥Ö¥é¥ê¡¦¥ë¡¼¥Æ¥£¥ó¤Ï»ÈÍѤ·¤Ê¤¤¡£¥Ý¡¼¥ÈÈÖ¹æ¤Ï¾ï¤Ë htons(PMAPPORT) ¤ËÀßÄꤵ¤ì¤ë¡£

struct pmaplist *

pmap_getmaps(addr)

struct sockaddr_in *addr;

portmap ¥µ¡¼¥Ó¥¹¤Î¤¿¤á¤Î¥æ¡¼¥¶¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤Ç¤¢¤ê¡¢ IP ¥¢¥É¥ì¥¹ *addr ¤Ë¤¢¤ë¥Û¥¹¥È¤Î¸½ºß¤Î RPC ¥×¥í¥°¥é¥à¤«¤é¥Ý¡¼¥ÈÈÖ¹æ¤Ø¤Î¥Þ¥Ã¥Ô¥ó¥°¤Î°ìÍ÷¤òÊÖ¤¹¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤¬ NULL ¤òÊÖ¤¹¾ì¹ç¤â¤¢¤ë¡£ `rpcinfo -p' ¥³¥Þ¥ó¥É¤Ï¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ò»ÈÍѤ·¤Æ¤¤¤ë¡£

u_short

pmap_getport(addr, prognum, versnum, protocol)

struct sockaddr_in *addr;

u_long prognum, versnum, protocol;

portmap ¥µ¡¼¥Ó¥¹¤Î¤¿¤á¤Î¥æ¡¼¥¶¡¦¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤Ç¡¢ ¥×¥í¥°¥é¥àÈÖ¹æ prognum¡¢ ¥Ð¡¼¥¸¥ç¥ó versnum¡¢ ´ØÏ¢ÉÕ¤±¤é¤ì¤¿ÄÌ¿®¥×¥í¥È¥³¥ë protocol ¤ò¥µ¥Ý¡¼¥È¤¹¤ë¥µ¡¼¥Ó¥¹¤¬ÂԤäƤ¤¤ë¥Ý¡¼¥ÈÈÖ¹æ¤òÊÖ¤¹¡£ protocol ¤ÎÃͤϤۤȤó¤É¤Î¾ì¹ç IPPROTO_UDP ¤« IPPROTO_TCP ¤Ç¤¢¤ë¡£ÊÖ¤êÃÍ¥¼¥í¤Ï¥Þ¥Ã¥Ô¥ó¥°¤¬Â¸ºß¤·¤Ê¤¤¤«¡¢ RPC ¥·¥¹¥Æ¥à¤¬¥ê¥â¡¼¥È¤Î portmap ¥µ¡¼¥Ó¥¹¤Î»²¾È¤Ë¼ºÇÔ¤·¤¿¤³¤È¤ò°ÕÌ£¤¹¤ë¡£¸å¼Ô¤Î¾ì¹ç¤ÏÂç°èÊÑ¿ô rpc_createerr() ¤¬ RPC ¾õÂÖ¤òÊÝ»ý¤·¤Æ¤¤¤ë¡£

enum clnt_stat

pmap_rmtcall(addr, prognum, versnum, procnum, inproc, in, outproc, out, tout, portp)

struct sockaddr_in *addr;

u_long prognum, versnum, procnum;

char *in, *out;

xdrproc_t inproc, outproc;

struct timeval tout;

u_long *portp;

portmap ¥µ¡¼¥Ó¥¹¤Î¤¿¤á¤Î¥æ¡¼¥¶¡¦¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤Ç¡¢ IP ¥¢¥É¥ì¥¹ *addr ¤Î¥Û¥¹¥È¤Î portmap ¤ò»²¾È¤·¤Æ¡¢ RPC ¸Æ¤Ó½Ð¤·¤òÀ¸À®¤·¡¢¤½¤Î¥Û¥¹¥È¾å¤Î¥×¥í¥·¥¸¥ã¤ò¸Æ¤Ó½Ð¤¹¡£ ¥Ñ¥é¥á¡¼¥¿¡¼ *portp ¤Ï¥×¥í¥·¥¸¥ã¤¬À®¸ù¤·¤¿¾ì¹ç¤Ë¤Ï¥×¥í¥°¥é¥à¤Î¥Ý¡¼¥ÈÈÖ¹æ¤Ë½¤Àµ¤µ¤ì¤ë¡£ ¾¤Î¥Ñ¥é¥á¡¼¥¿¡¼¤ÎÄêµÁ¤Ë¤Ä¤¤¤Æ¤Ï callrpc() ¤ä clnt_call() ¤ÇÀâÌÀ¤·¤Æ¤¢¤ë¡£ ¤³¤Î¥×¥í¥·¥¸¥ã¤Ï "ping" ¤Î¤ß¤Ë»ÈÍѤ¹¤Ù¤­¤Ç¤¢¤ë¡£ clnt_broadcast() ¤â»²¾È¤¹¤ë¤³¤È¡£

pmap_set(prognum, versnum, protocol, port)

u_long prognum, versnum, protocol;

u_short port;

portmap ¥µ¡¼¥Ó¥¹¤Î¤¿¤á¤Î¥æ¡¼¥¶¡¦¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤Ç¡¢ [prognum,versnum,protocol] ¤ÎÁȤ߹ç¤ï¤»¤È port ¤È¤Î´Ö¤Î¥Þ¥Ã¥Ô¥ó¥°¤ò¡¢¤½¤Î¥Þ¥·¥ó¾å¤Î portmap ¥µ¡¼¥Ó¥¹¤ËÅÐÏ¿¤¹¤ë¡£ protocol ¤Ï¤Û¤È¤ó¤É¤Î¾ì¹ç IPPROTO_UDP ¤« IPPROTO_TCP ¤Î¤É¤Á¤é¤«¤Ç¤¢¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏÀ®¸ù¤·¤¿¾ì¹ç¤Ë¤Ï 1 ¤òÊÖ¤¹¡£¼ºÇÔ¤·¤¿¾ì¹ç¤Ë¤Ï¥¼¥í¤òÊÖ¤¹¡£ svc_register() ¤Ë¤è¤Ã¤Æ¼«Æ°Åª¤Ë¼Â¹Ô¤µ¤ì¤ë¡£

pmap_unset(prognum, versnum)

u_long prognum, versnum;

portmap ¥µ¡¼¥Ó¥¹¤Î¤¿¤á¤Î¥æ¡¼¥¶¡¦¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤Ç¡¢ [prognum,versnum,*] ¤ÎÁȤ߹ç¤ï¤»¤È ports ¤Î´Ö¤Î¥Þ¥Ã¥Ô¥ó¥°¤ò¤½¤Î¥Þ¥·¥ó¾å¤Î portmap ¥µ¡¼¥Ó¥¹¤«¤éºï½ü¤¹¤ë¡£¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏÀ®¸ù¤·¤¿¾ì¹ç¤Ï 1 ¤òÊÖ¤¹¡£ ¼ºÇÔ¤·¤¿¾ì¹ç¤Ë¤Ï 0 ¤òÊÖ¤¹¡£

registerrpc(prognum, versnum, procnum, procname, inproc, outproc)

u_long prognum, versnum, procnum;

char *(*procname) () ;

xdrproc_t inproc, outproc;

RPC ¥µ¡¼¥Ó¥¹¥Ñ¥Ã¥±¡¼¥¸¤ò»ÈÍѤ·¤Æ procname ¥×¥í¥·¥¸¥ã¤òÅÐÏ¿¤¹¤ë¡£¥×¥í¥°¥é¥à prognum¡¢ ¥Ð¡¼¥¸¥ç¥ó versnum¡¢ ¥×¥í¥·¥¸¥ã procnum ¤Ø¤ÎÍ׵᤬ÆϤ¤¤¿¾ì¹ç¡¢ procname ¤¬¥Ñ¥é¥á¡¼¥¿¡¼¤Ø¤Î¥Ý¥¤¥ó¥¿¡¼¤ò»ý¤Ã¤Æ¸Æ¤Ó½Ð¤µ¤ì¤ë¡£ progname ¤ÏÀÅŪ¤Ê·ë²Ì¤Ø¤Î¥Ý¥¤¥ó¥¿¡¼¤òÊÖ¤¹É¬Íפ¬¤¢¤ë¡£ inproc ¤Ï¥Ñ¥é¥á¡¼¥¿¡¼¤ò¥Ç¥³¡¼¥É¤¹¤ë¤¿¤á¤Ë»ÈÍѤµ¤ì¤ë¡£ outproc ¤Ï·ë²Ì¤ò¥¨¥ó¥³¡¼¥É¤¹¤ë¤¿¤á¤Ë»ÈÍѤµ¤ì¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏÅÐÏ¿¤ËÀ®¸ù¤·¤¿¾ì¹ç¤Ë¤Ï¥¼¥í¤òÊÖ¤¹¡£ ¼ºÇÔ¤·¤¿¾ì¹ç¤Ë¤Ï -1¤òÊÖ¤¹¡£

·Ù¹ð: ¤³¤Î·Á¼°¤ÇÅÐÏ¿¤µ¤ì¤¿¥ê¥â¡¼¥È¡¦¥×¥í¥·¥¸¥ã¤Ï UDP/IP ÄÌ¿®¤ò»ÈÍѤ¹¤ë¡£À©¸Â¤Ë´Ø¤·¤Æ¤Ï svcudp_create() ¤ò»²¾È¤¹¤ë¤³¤È¡£

struct rpc_createerr     rpc_createerr;

À®¸ù¤·¤Ê¤«¤Ã¤¿ RPC ¥¯¥é¥¤¥¢¥ó¥ÈÀ¸À®¥ë¡¼¥Æ¥£¥ó¤Ë¤è¤Ã¤ÆÀßÄꤵ¤ì¤ëÂç°èÊÑ¿ô¡£ clnt_pcreateerror() ¥ë¡¼¥Æ¥£¥ó¤¬Íýͳ¤òɽ¼¨¤¹¤ë¤¿¤á¤Ë»ÈÍѤ¹¤ë¡£

svc_destroy(xprt)

SVCXPRT *

xprt;

¤³¤Î¥Þ¥¯¥í¤ÏÄÌ¿®¥Ï¥ó¥É¥ë xprt ¤Î RPC ¥µ¡¼¥Ó¥¹¤òÇ˲õ¤¹¤ë¡£Ç˲õ¤Ë¤ÏÄ̾ xprt ¤ò´Þ¤á¤Æ¡¢»äŪ¤Ê¥Ç¡¼¥¿¹½Â¤ÂΤÎÇË´þ¤¬´Þ¤Þ¤ì¤Æ¤¤¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ò¸Æ¤Ó½Ð¤·¤¿¸å¤Ë xprt ¤ò»ÈÍѤ¹¤ë¤³¤È¤Ï̤ÄêµÁ¤Ç¤¢¤ë¡£

fd_set svc_fdset;

RPC ¥µ¡¼¥Ó¥¹Â¦¤Î¥Õ¥¡¥¤¥ë¡¦¥Ç¥£¥¹¥¯¥ê¥×¥¿¡¼¤Î¥Ó¥Ã¥È¥Þ¥¹¥¯¤òÈ¿±Ç¤·¤¿Âç°èÊÑ¿ô¡£ select() ¥·¥¹¥Æ¥à¥³¡¼¥ë¤Î¥Ñ¥é¥á¡¼¥¿¡¼¤Î¤¿¤á¤ËÍøÍѤǤ­¤ë¡£¤³¤ì¤Ï ¥µ¡¼¥Ó¥¹¤Î¼ÂÁõ¼Ô¤¬ svc_run() ¤ò¸Æ¤Ó½Ð¤µ¤Ê¤º¤Ë¡¢Æȼ«¤ÎÈóƱ´ü¥¤¥Ù¥ó¥È½èÍý¤òÍѤ¤¤ë¾ì¹ç¤Ë¤Î¤ß°ÕÌ£¤¬¤¢¤ë¡£ ¤³¤ÎÊÑ¿ô¤ÏÆɤ߹þ¤ßÀìÍÑ¤Ç (¤½¤Î¤Þ¤Þ select() ¤ØÅϤ·¤Æ¤Ï¤Ê¤é¤Ê¤¤!)¡¢ svc_getreqset() ¸Æ¤Ó½Ð¤·¤äÀ¸À®¥ë¡¼¥Æ¥£¥ó¤Î¸å¤ËÊѹ¹¤µ¤ì¤Æ¤¤¤ë¤«¤â¤·¤ì¤Ê¤¤¡£

int svc_fds;

svc_fedset ¤Ë»÷¤Æ¤¤¤ë¤¬¡¢32 ¥Ç¥£¥¹¥¯¥ê¥×¥¿¡¼¤ËÀ©¸Â¤µ¤ì¤Æ¤¤¤ë¡£ ¤³¤Î¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤Ï svc_fdset ¤Ë¤è¤Ã¤ÆÃÖ¤­´¹¤¨¤é¤ì¤¿¡£

svc_freeargs(xprt, inproc, in)

SVCXPRT *xprt;

xdrproc_t inproc;

char *in;

¤³¤Î¥Þ¥¯¥í¤Ï¥µ¡¼¥Ó¥¹¡¦¥×¥í¥·¥¸¥ã¤¬ svc_getargs() ¤ò»ÈÍѤ·¤Æ°ú¤­¿ô¤ò¥Ç¥³¡¼¥É¤·¤¿»þ¤Ë RPC/XDR ¥·¥¹¥Æ¥à¤Ë¤è¤Ã¤Æ³ä¤êÅö¤Æ¤é¤ì¤¿¥Ç¡¼¥¿¤ò²òÊü¤¹¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï²òÊü¤ËÀ®¸ù¤·¤¿¾ì¹ç¤Ë¤Ï 1 ¤òÊÖ¤¹¡£ ¼ºÇÔ¤·¤¿¾ì¹ç¤Ë¤Ï¥¼¥í¤òÊÖ¤¹¡£

svc_getargs(xprt, inproc, in)

SVCXPRT *xprt;

xdrproc_t inproc;

char *in;

¤³¤Î¥Þ¥¯¥í¤Ï RPC ¥µ¡¼¥Ó¥¹ÄÌ¿®¥Ï¥ó¥É¥ë xprt ¤Ë´ØÏ¢ÉÕ¤±¤é¤ì¤¿ RPC Í×µá¤Î°ú¤­¿ô¤ò¥Ç¥³¡¼¥É¤¹¤ë¡£¥Ñ¥é¥á¡¼¥¿¡¼ in ¤Ï°ú¤­¿ô¤Î³ÊǼ¤µ¤ì¤¿¥¢¥É¥ì¥¹¤Ç¤¢¤ë¡£ inproc ¤Ï°ú¤­¿ô¤ò¥Ç¥³¡¼¥É¤¹¤ë¤¿¤á¤Î XDR ¥ë¡¼¥Æ¥£¥ó¤Ç¤¢¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï¥Ç¥³¡¼¥É¤ËÀ®¸ù¤·¤¿¾ì¹ç¤Ï 1 ¤òÊÖ¤¹¡£ ¼ºÇÔ¤·¤¿¾ì¹ç¤Ï¥¼¥í¤òÊÖ¤¹¡£

struct sockaddr_in *

svc_getcaller(xprt)

SVCXPRT *xprt;

RPC ¥µ¡¼¥Ó¥¹ÄÌ¿®¥Ï¥ó¥É¥ë xprt ¤Ë´ØÏ¢ÉÕ¤±¤é¤ì¤¿¥×¥í¥·¥¸¥ã¤Î¸Æ¤Ó½Ð¤·¸µ¤Î¥Í¥Ã¥È¥ï¡¼¥¯¡¦¥¢¥É¥ì¥¹¤ò ¼èÆÀ¤¹¤ë¤¿¤á¤Îɸ½àŪ¤Ê¼êÃÊ¡£

svc_getreqset(rdfds)

fd_set *rdfds;

¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï¥µ¡¼¥Ó¥¹¤Î¼ÂÁõ¼Ô¤¬ svc_run() ¤ò¸Æ¤Ó½Ð¤µ¤º¡¢Æȼ«¤ÎÈóƱ´ü¥¤¥Ù¥ó¥È½èÍý¤ò¼ÂÁõ¤¹¤ë¾ì¹ç¤Ë¤Î¤ß°ÕÌ£¤¬¤¢¤ë¡£ ¤³¤ì¤Ï select() ¥·¥¹¥Æ¥à¥³¡¼¥ë¤¬ RPC ¥½¥±¥Ã¥È¤Ë RPC Í׵᤬ÅþÃ夷¤¿¤ÈÊÖ¤·¤¿¾ì¹ç¤Ë¤Î¤ß¸Æ¤Ó½Ð¤µ¤ì¤ë¡£ rdfds ¤Ï·ë²Ì¤ÎÆɤ߹þ¤ß¥Õ¥¡¥¤¥ë¡¦¥Ç¥£¥¹¥¯¥ê¥×¥¿¡¼¤Î¥Ó¥Ã¥È¥Þ¥¹¥¯¤Ç¤¢¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï rdfds ¤ÎÃͤ˴ØÏ¢ÉÕ¤±¤é¤ì¤¿Á´¤Æ¤Î¥½¥±¥Ã¥È¤Î¥µ¡¼¥Ó¥¹¤¬¹Ô¤Ê¤ï¤ì¤¿»þ¤Ë Ê֤äƤ¯¤ë¡£

svc_getreq(rdfds)

int rdfds;

svc_getreqset() ¤Ë»÷¤Æ¤¤¤ë¤¬¥Ç¥£¥¹¥¯¥ê¥×¥¿¡¼¤Î¿ô¤¬ 32 ¤ËÀ©¸Â¤µ¤ì¤Æ¤¤¤ë¡£ ¤³¤Î¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤Ï svc_getreqset() ¤Ë¤è¤Ã¤ÆÃÖ¤­´¹¤¨¤é¤ì¤¿¡£

svc_register(xprt, prognum, versnum, dispatch, protocol)

SVCXPRT *xprt;

u_long prognum, versnum;

void (*dispatch) ();

u_long protocol;

prognum ¤È versnum ¤ò¥µ¡¼¥Ó¥¹ÇÛʬ¥×¥í¥·¥¸¥ã dispatch ¤Ç´ØÏ¢ÉÕ¤±¤ë¡£ protocol ¤¬¥¼¥í¤Î¾ì¹ç¡¢¥µ¡¼¥Ó¥¹¤Ï portmap ¥µ¡¼¥Ó¥¹¤Ë¤ÏÅÐÏ¿¤µ¤ì¤Ê¤¤¡£ protocol ¤¬¥¼¥í°Ê³°¤Î¾ì¹ç¡¢ [prognum,versnum,protocol] ¤ÎÁȤ߹ç¤ï¤»¤È xprt->xp_port ¤È¤Î¥Þ¥Ã¥Ô¥ó¥°¤¬¥í¡¼¥«¥ë¤Î portmap ¥µ¡¼¥Ó¥¹¤ËÅÐÏ¿¤µ¤ì¤ë¡£(°ìÈÌŪ¤Ë protocol ¤Ï¥¼¥í¡¢ IPPROTO_UDP ¡¢ IPPROTO_TCP ¤Î¤É¤ì¤«¤Ç¤¢¤ë¡£) ¥×¥í¥·¥¸¥ã dispatch ¤Ï°Ê²¼¤Î·Á¼°¤Ç¤¢¤ë:

dispatch(request, xprt)

struct svc_req *request;

SVCXPRT *xprt;

svc_register() ¥ë¡¼¥Æ¥£¥ó¤ÏÀ®¸ù¤·¤¿¾ì¹ç¤Ï 1 ¤òÊÖ¤¹¡£¼ºÇÔ¤·¤¿¾ì¹ç¤Ï¥¼¥í¤òÊÖ¤¹¡£

svc_run()

¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏÌá¤Ã¤Æ¤³¤Ê¤¤¡£¤³¤ì¤Ï RPC Í×µá¤ÎÅþÃå¤òÂÔ¤Á¡¢¤É¤ì¤«¤¬ÆϤ¤¤¿¾ì¹ç¤Ë svc_getreq() ¤ò»ÈÍѤ·¤ÆŬÀڤʥµ¡¼¥Ó¥¹¡¦¥×¥í¥·¥¸¥ã¤ò¸Æ¤Ó½Ð¤¹¡£ ¤³¤Î¥×¥í¥·¥¸¥ã¤ÏÄ̾ï¤Ï select() ¥·¥¹¥Æ¥à¥³¡¼¥ë¤«¤éÊÖ¤ë¤Î¤òÂԤäƤ¤¤ë¡£

svc_sendreply(xprt, outproc, out)

SVCXPRT *xprt;

xdrproc_t outproc;

char *out;

RPC ¥µ¡¼¥Ó¥¹ÇÛʬ¥ë¡¼¥Æ¥£¥ó¤Ë¤è¤Ã¤Æ¥ê¥â¡¼¥È¡¦¥×¥í¥·¥¸¥ã¡¦¥³¡¼¥ë¤Î·ë²Ì¤ò ÊÖ¤¹¤¿¤á¤Ë¸Æ¤Ó½Ð¤µ¤ì¤ë¡£ ¥Ñ¥é¥á¡¼¥¿¡¼ xprt ¤Ï¤½¤ÎÍ×µá¤Ë´ØÏ¢ÉÕ¤±¤é¤ì¤¿ÄÌ¿®¥Ï¥ó¥É¥ë¤Ç¤¢¤ë¡£ outproc ¤Ï·ë²Ì¤ò¥¨¥ó¥³¡¼¥É¤¹¤ë¤¿¤á¤Ë»ÈÍѤ¹¤ë XDR ¥ë¡¼¥Æ¥£¥ó¤Ç¤¢¤ë¡£ out ¤Ï·ë²Ì¤Î¥¢¥É¥ì¥¹¤Ç¤¢¤ë¡£¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏÀ®¸ù¤·¤¿¾ì¹ç¤Ï 1 ¤òÊÖ¤¹¡£ ¼ºÇÔ¤·¤¿¾ì¹ç¤Ï¥¼¥í¤òÊÖ¤¹¡£

void

svc_unregister(prognum, versnum)

u_long prognum, versnum;

ÇÛʬ¥ë¡¼¥Æ¥£¥ó¤«¤é [prognum,versnum] ¤ª¤è¤Ó [prognum,versnum,*] ¤ÎÁȤ߹ç¤ï¤»¤«¤é¥Ý¡¼¥ÈÈÖ¹æ¤Ø¤Î¥Þ¥Ã¥Ô¥ó¥°¤òÁ´¤Æºï½ü¤¹¤ë¡£

void

svcerr_auth(xprt, why)

SVCXPRT *xprt;

enum auth_stat why;

ǧ¾Ú¥¨¥é¡¼¤Ë¤è¤ê¥ê¥â¡¼¥È¡¦¥×¥í¥·¥¸¥ã¡¦¥³¡¼¥ë¤Î¼Â¹Ô¤òµñÈݤµ¤ì¤¿ ¾ì¹ç¤Ë¥µ¡¼¥Ó¥¹ÇÛʬ¥ë¡¼¥Æ¥£¥ó¤Ë¤è¤Ã¤Æ¸Æ¤Ó½Ð¤µ¤ì¤ë¡£

void

svcerr_decode(xprt)

SVCXPRT *xprt;

¥Ñ¥é¥á¡¼¥¿¤Î¥Ç¥³¡¼¥É¤Ë¼ºÇÔ¤·¤¿¾ì¹ç¤Ë ¥µ¡¼¥Ó¥¹ÇÛʬ¥ë¡¼¥Æ¥£¥ó¤Ë¤è¤Ã¤Æ¸Æ¤Ó½Ð¤µ¤ì¤ë¡£ svc_getargs() ¤â»²¾È¤¹¤ë¤³¤È¡£

void

svcerr_noproc(xprt)

SVCXPRT *xprt;

Í×µá¤Î¤¢¤Ã¤¿¥×¥í¥·¥¸¥ãÈֹ椬¼ÂÁõ¤µ¤ì¤Æ¤¤¤Ê¤¤¾ì¹ç¤Ë ¥µ¡¼¥Ó¥¹ÇÛʬ¥ë¡¼¥Æ¥£¥ó¤è¤ê¸Æ¤Ó½Ð¤µ¤ì¤ë¡£

void

svcerr_noprog(xprt)

SVCXPRT *xprt;

RPC ¥Ñ¥Ã¥±¡¼¥¸¤ËÍ׵ᤵ¤ì¤¿¥×¥í¥°¥é¥à¤¬ÅÐÏ¿¤µ¤ì¤Æ¤¤¤Ê¤¤¾ì¹ç¤Ë¸Æ¤Ó½Ð¤µ¤ì¤ë¡£ ¥µ¡¼¥Ó¥¹¤Î¼ÂÁõ¤Ë¤ÏÄ̾¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏɬÍפʤ¤¡£

void

svcerr_progvers(xprt)

SVCXPRT *xprt;

RPC ¥Ñ¥Ã¥±¡¼¥¸¤ËÍ׵ᤵ¤ì¤¿¥Ð¡¼¥¸¥ç¥ó¤Î¥×¥í¥°¥é¥à¤¬ÅÐÏ¿¤µ¤ì¤Æ¤¤¤Ê¤¤¾ì¹ç¤Ë ¸Æ¤Ó½Ð¤µ¤ì¤ë¡£¥µ¡¼¥Ó¥¹¤Î¼ÂÁõ¤Ë¤ÏÄ̾¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏɬÍפʤ¤¡£

void

svcerr_systemerr(xprt)

SVCXPRT *xprt;

ÆÃÄê¤Î¥×¥í¥È¥³¥ë¤Ë¤è¤Ã¤Æ¥«¥Ð¡¼¤µ¤ì¤Æ¤¤¤Ê¥·¥¹¥Æ¥à¡¦¥¨¥é¡¼¤¬ ¸¡½Ð¤µ¤ì¤¿¾ì¹ç¤Ë¥µ¡¼¥Ó¥¹ÇÛʬ¥ë¡¼¥Æ¥£¥ó¤Ë¤è¤Ã¤Æ¸Æ¤Ó½Ð¤µ¤ì¤ë¡£ Î㤨¤Ð¡¢¥µ¡¼¥Ó¥¹¤¬¤½¤ì°Ê¾å¡¢µ­²±ÁõÃÖ¤ò³ä¤êÅö¤Æ¤ë¤³¤È¤¬¤Ç¤­¤Ê¤¤¾ì¹ç¤Ë¤Ï ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤¬¸Æ¤Ó½Ð¤µ¤ì¤ë¤«¤â¤·¤ì¤Ê¤¤¡£

void

svcerr_weakauth(xprt)

SVCXPRT *xprt;

ǧ¾Ú¥Ñ¥é¥á¡¼¥¿¤¬Â­¤ê¤Ê¤¤¤¿¤á¤Ë¥ê¥â¡¼¥È¡¦¥×¥í¥·¥¸¥ã¡¦¥³¡¼¥ë¤Î¼Â¹Ô¤ò µñÈݤµ¤ì¤¿¾ì¹ç¤Ë¥µ¡¼¥Ó¥¹ÇÛʬ¥ë¡¼¥Æ¥£¥ó¤Ë¤è¤Ã¤Æ¸Æ¤Ó½Ð¤µ¤ì¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï svcerr_auth(xprt, AUTH_TOOWEAK) ¤ò¸Æ¤Ó½Ð¤¹¡£

SVCXPRT *

svcfd_create(fd, sendsize, recvsize)

int fd;

u_int sendsize;

u_int recvsize;

Ǥ°Õ¤Î¥ª¡¼¥×¥ó¤µ¤ì¤¿¥Ç¥£¥¹¥¯¥ê¥×¥¿¡¼¾å¤Ë¥µ¡¼¥Ó¥¹¤òºîÀ®¤¹¤ë¡£ ŵ·¿Åª¤Ë¡¢¥Ç¥£¥¹¥¯¥ê¥×¥¿¡¼¤Ï TCP ¤Î¤è¤¦¤Ê¥¹¥È¥ê¡¼¥à¡¦¥×¥í¥È¥³¥ë¤ÇÀܳ¤µ¤ì¤¿¥½¥±¥Ã¥È¤Ç¤¢¤ë¡£ sendsize ¤È recvsize ¤Ë¤ÏÁ÷¿®¥Ð¥Ã¥Õ¥¡¤È¼õ¿®¥Ð¥Ã¥Õ¥¡¤ÎÂ礭¤µ¤ò»ØÄꤹ¤ë¡£¤â¤·¥¼¥í¤¬»ØÄꤵ¤ì¤¿ ¾ì¹ç¤ÏŬÀڤʥǥե©¥ë¥È¤¬ÁªÂò¤µ¤ì¤ë¡£

SVCXPRT *

svcraw_create()

¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ïµ¼»÷ RPC ¥µ¡¼¥Ó¥¹ÄÌ¿®¤òÀ¸À®¤·¤Æ¡¢¤½¤Î¥Ý¥¤¥ó¥¿¡¼¤òÊÖ¤¹¡£ ÄÌ¿®¤Ï¼ÂºÝ¤Ë¤Ï¤½¤Î¥×¥í¥»¥¹¤Î¥¢¥É¥ì¥¹¶õ´Ö¤Ë¤¢¤ë¥Ð¥Ã¥Õ¥¡¤Ê¤Î¤Ç Âбþ¤¹¤ë RPC ¥¯¥é¥¤¥¢¥ó¥È¤ÏƱ¤¸¥¢¥É¥ì¥¹¶õ´Ö¤Ë¤¤¤ëɬÍפ¬¤¢¤ë¡£ clntraw_create() ¤ò»²¾È¤¹¤ë¤³¤È¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ç RPC ¤Î¥·¥ß¥å¥ì¡¼¥·¥ç¥ó¤ä¡¢¥«¡¼¥Í¥ë¡¦¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤Ë±Æ¶Á¤µ¤ì¤º¤Ë±þÅú»þ´Ö¤Ê¤É¤Î RPC ¥ª¡¼¥Ð¥Ø¥Ã¥É¤ò¼èÆÀ¤¬¤Ç¤­¤ë¡£¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï¼ºÇÔ¤·¤¿¾ì¹ç¤Ï NULL ¤òÊÖ¤¹¡£

SVCXPRT *

svctcp_create(sock, send_buf_size, recv_buf_size)

int sock;

u_int send_buf_size, recv_buf_size;

¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï TCP/IP ¤Ë´ð¤Å¤¯ RPC ¥µ¡¼¥Ó¥¹ÄÌ¿®¤òºîÀ®¤·¡¢¤½¤ì¤Ø¤Î¥Ý¥¤¥ó¥¿¡¼¤òÊÖ¤¹¡£ ÄÌ¿®¤Ï¥½¥±¥Ã¥È sock ¤Ë·ë¤Ó¤Ä¤±¤é¤ì¤ë¡£ sock ¤Ï RPC_ANYSOCK ¤Ç¤âÎɤ¤¡£¤³¤Î¾ì¹ç¤Ï¿·¤·¤¤¥½¥±¥Ã¥È¤¬ºîÀ®¤µ¤ì¤ë¡£ ¤â¤·¥½¥±¥Ã¥È¤¬¥í¡¼¥«¥ë¤Ê TCP ¥Ý¡¼¥È¤Ë bind ¤µ¤ì¤Æ¤¤¤Ê¤¤¾ì¹ç¤Ï¡¢¤³¤Î¥ë¡¼¥Æ¥£¥ó¤¬Å¬Åö¤Ê¥Ý¡¼¥È¤Ë bind ¤¹¤ë¡£Êä´°¤µ¤ì¤¿¾ì¹ç¡¢xprt->xp_sock ¤Ë¤ÏÄÌ¿®¤Î¥½¥±¥Ã¥È¡¦ ¥Ç¥£¥¹¥¯¥ê¥×¥¿¡¼¤¬¡¢xprt->xp_port ¤Ë¤ÏÄÌ¿®¤Î¥Ý¡¼¥ÈÈֹ椬 ÀßÄꤵ¤ì¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï¼ºÇÔ¤·¤¿¾ì¹ç¤Ï NULL ¤òÊÖ¤¹¡£ TCP ¤Ë´ð¤Å¤¤¤¿ RPC ¤Ï¥Ð¥Ã¥Õ¥¡¤µ¤ì¤¿ I/O ¤ò»ÈÍѤ¹¤ë¤¿¤á¡¢¥æ¡¼¥¶¤Ï¥Ð¥Ã¥Õ¥¡¤ÎÂ礭¤µ¤ò»ØÄê¤Ç¤­¤ë¡£ ¥¼¥í¤ò»ØÄꤷ¤¿¾ì¹ç¤ÏŬÀڤʥǥե©¥ë¥È¤¬ÁªÂò¤µ¤ì¤ë¡£

SVCXPRT *

svcudp_bufcreate(sock, sendsize, recosize)

int sock;

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SVCXPRT *

svcudp_create(sock)

int sock;

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xdr_accepted_reply(xdrs, ar)

XDR *xdrs;

struct accepted_reply *ar;

RPC ±þÅú¥á¥Ã¥»¡¼¥¸¤ò¥¨¥ó¥³¡¼¥É¤¹¤ë¤Î¤Ë»ÈÍѤ¹¤ë¡£¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï RPC ¥Ñ¥Ã¥±¡¼¥¸¤òÍѤ¤¤º¤Ë RPC-·Á¼° ¤Î¥á¥Ã¥»¡¼¥¸¤òºîÀ®¤·¤è¤¦¤È¤¹¤ë¾ì¹ç¤ËÊØÍø¤Ç¤¢¤ë¡£

xdr_authunix_parms(xdrs, aupp)

XDR *xdrs;

struct authunix_parms *aupp;

UNIX ·Á¼°¤Î¾ÚÌÀ½ñ¤òµ­½Ò¤¹¤ë¤¿¤á¤Ë»ÈÍѤ¹¤ë¡£¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï RPC ǧ¾Ú¥Ñ¥Ã¥±¡¼¥¸¤ò»ÈÍѤ»¤º¤Ë¤³¤ì¤é¤Î¾ÚÌÀ½ñ¤òºîÀ®¤·¤è¤¦¤È¤¹¤ë¾ì¹ç¤Ë ÊØÍø¤Ç¤¢¤ë¡£

void

xdr_callhdr(xdrs, chdr)

XDR *xdrs;

struct rpc_msg *chdr;

RPC ¸Æ¤Ó½Ð¤·¤Î¥Ø¥Ã¥À¡¼¡¦¥á¥Ã¥»¡¼¥¸¤òµ­½Ò¤¹¤ë¤¿¤á¤Ë»ÈÍѤ¹¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï RPC ¥Ñ¥Ã¥±¡¼¥¸¤ò»ÈÍѤ»¤º¤Ë RPC-·Á¼° ¤Î¥á¥Ã¥»¡¼¥¸¤òºîÀ®¤·¤è¤¦¤È¤¹¤ë¾ì¹ç¤ËÊØÍø¤Ç¤¢¤ë¡£

xdr_callmsg(xdrs, cmsg)

XDR *xdrs;

struct rpc_msg *cmsg;

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xdr_opaque_auth(xdrs, ap)

XDR *xdrs;

struct opaque_auth *ap;

PRC ǧ¾Ú¾ðÊó¥á¥Ã¥»¡¼¥¸¤òµ­½Ò¤¹¤ë¤¿¤á¤Ë»ÈÍѤ¹¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï RPC ¥Ñ¥Ã¥±¡¼¥¸¤ò»ÈÍѤ»¤º¤Ë RPC-·Á¼° ¤Î¥á¥Ã¥»¡¼¥¸¤òºîÀ®¤·¤è¤¦¤È¤¹¤ë¾ì¹ç¤ËÊØÍø¤Ç¤¢¤ë¡£

xdr_pmap(xdrs, regs)

XDR *xdrs;

struct pmap *regs;

³Æ¼ï¤Î portmap ¥×¥í¥·¥¸¥ã¤Ø¤Î¥Ñ¥é¥á¡¼¥¿¡¼¤ò³°ÉôŪ¤Ëµ­½Ò¤¹¤ë¤¿¤á¤Ë»ÈÍѤ¹¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï pmap ¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤ò»ÈÍѤ»¤º¤Ë¡¢¤³¤ì¤é¤Î¥Ñ¥é¥á¡¼¥¿¡¼¤ò ºîÀ®¤·¤¿¤¤¾ì¹ç¤ËÊØÍø¤Ç¤¢¤ë¡£

xdr_pmaplist(xdrs, rp)

XDR *xdrs;

struct pmaplist **rp;

¥Ý¡¼¥È¤Î¥Þ¥Ã¥Ô¥ó¥°¤Î¥ê¥¹¥È¤ò³°ÉôŪ¤Ëµ­½Ò¤¹¤ë¤¿¤á¤Ë»ÈÍѤ¹¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï pmap ¥¤¥ó¥¿¡¼¥Õ¥§¡¼¥¹¤ò»ÈÍѤ»¤º¤Ë¡¢¤³¤ì¤é¤Î¥Ñ¥é¥á¡¼¥¿¡¼¤ò ºîÀ®¤·¤¿¤¤¾ì¹ç¤ËÊØÍø¤Ç¤¢¤ë¡£

xdr_rejected_reply(xdrs, rr)

XDR *xdrs;

struct rejected_reply *rr;

RPC ±þÅú¥á¥Ã¥»¡¼¥¸¤òµ­½Ò¤¹¤ë¤¿¤á¤Ë»ÈÍѤ¹¤ë¡£¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï RPC ¥Ñ¥Ã¥±¡¼¥¸¤ò»ÈÍѤ»¤º¤Ë¡¢ RPC-·Á¼° ¤Î¥á¥Ã¥»¡¼¥¸¤òºîÀ®¤·¤¿¤¤¾ì¹ç¤ËÊØÍø¤Ç¤¢¤ë¡£

xdr_replymsg(xdrs, rmsg)

XDR *xdrs;

struct rpc_msg *rmsg;

RPC ±þÅú¥á¥Ã¥»¡¼¥¸¤òµ­½Ò¤¹¤ë¤¿¤á¤Ë»ÈÍѤ¹¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤Ï RPC ¥Ñ¥Ã¥±¡¼¥¸¤ò»ÈÍѤ»¤º¤Ë¡¢ RPC ·Á¼°¤Î¥á¥Ã¥»¡¼¥¸¤òºîÀ®¤·¤¿¤¤¾ì¹ç¤ËÊØÍø¤Ç¤¢¤ë¡£

void

xprt_register(xprt)

SVCXPRT *xprt;

RPC ¥µ¡¼¥Ó¥¹ÄÌ¿®¥Ï¥ó¥É¥ë¤òÀ¸À®¤·¤¿¸å¤Ë¡¢¤½¤ì¤é¼«¿È¤ò RPC ¥µ¡¼¥Ó¥¹¡¦¥Ñ¥Ã¥±¡¼¥¸¤ËÅÐÏ¿¤¹¤ëɬÍפ¬¤¢¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏÂç°èÊÑ¿ô svc_fds() ¤ò½¤Àµ¤¹¤ë¡£¥µ¡¼¥Ó¥¹¤Î¼ÂÁõ¼Ô¤ÏÄ̾¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏɬÍפʤ¤¡£

void

xprt_unregister(xprt)

SVCXPRT *xprt;

RPC ¥µ¡¼¥Ó¥¹ÄÌ¿®¥Ï¥ó¥É¥ë¤òÇ˲õ¤¹¤ëÁ°¤Ë¡¢¤½¤ì¤ò RPC ÄÌ¿®¥Ñ¥Ã¥±¡¼¥¸¤«¤éÅÐÏ¿²ò½ü¤¹¤ëɬÍפ¬¤¢¤ë¡£ ¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏÂç°èÊÑ¿ô svc_fds() ¤ò½¤Àµ¤¹¤ë¡£¥µ¡¼¥Ó¥¹¤Î¼ÂÁõ¼Ô¤ÏÄ̾¤³¤Î¥ë¡¼¥Æ¥£¥ó¤ÏɬÍפʤ¤¡£

´ØÏ¢¹àÌÜ

xdr(3)
°Ê²¼¤Î¥Þ¥Ë¥å¥¢¥ë:

Remote Procedure Calls: Protocol Specification
Remote Procedure Call Programming Guide
rpcgen Programming Guide

RPC: Remote Procedure Call Protocol Specification, RFC 1050, Sun Microsystems, Inc., USC-ISI.