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QUERY_MODULE

Section: Linux Module Support (2)
Updated: 26 Dec 1996
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query_module - ¥â¥¸¥å¡¼¥ë¤Ë´ØÏ¢¤¹¤ë³Æ¼ï¤Î¾ðÊó¤ò¥«¡¼¥Í¥ë¤ËÌä¤¤¹ç¤ï¤»¤ë

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#include <linux/module.h>

int query_module(const char *name, int which,
void *buf, size_t bufsize, size_t *ret);

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°ú¤¿ô which ¤ÎÃÍ

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QM_MODULES

QM_DEPS

QM_REFS

»ØÄê¤µ¤ì¤¿¥â¥¸¥å¡¼¥ë¤ò»È¤Ã¤Æ¤¤¤ëÁ´¤Æ¤Î¥â¥¸¥å¡¼¥ëÌ¾¤òÊÖ¤¹¡£¤³¤ì¤Ï QM_DEPS ¤ÈµÕ¤Îµ¡Ç½¤Ç¤¢¤ë¡£½ÐÎÏ¥Ð¥Ã¥Õ¥¡¤Î¥Õ¥©¡¼¥Þ¥Ã¥È¤Ï¡¢NULL ¤Ç ½ªÃ¼¤¹¤ëÊ¸»úÎó¤òÊÂ¤Ù¤¿¤â¤Î¤Ç¤¢¤ë¡£¥â¥¸¥å¡¼¥ë¤Î¿ô¤¬ ret ¤Ë¥»¥Ã¥È ¤µ¤ì¤ë¡£

QM_SYMBOLS

struct module_symbol
{
  unsigned long value;
  unsigned long name;
};

¤ÎÇÛÎó¤Ë NULL ¤Ç½ªÃ¼¤¹¤ëÊ¸»úÎó¤òÂ³¤±¤¿¤â¤Î¤Ç¤¢¤ë¡£name ¤ÎÃÍ¤Ï buf ¤ÎÀèÆ¬¤«¤éÊ¸»úÎó¤Þ¤Ç¤Î¥ª¥Õ¥»¥Ã¥ÈÊ¸»ú¿ô¤Ç¤¢¤ë¡£ ret ¤Ë¤Ï¥·¥ó¥Ü¥ë¤Î¿ô¤¬¥»¥Ã¥È¤µ¤ì¤ë¡£

QM_INFO

struct module_info
{
  unsigned long address;
  unsigned long size;
  unsigned long flags;
};

¤³¤³¤Ç address ¤Ï¡¢¤½¤Î¥â¥¸¥å¡¼¥ë¤¬¾ïÃó¤·¤Æ¤¤¤ë¥«¡¼¥Í¥ë¶õ´Ö¾å¤Î ¥¢¥É¥ì¥¹¤Ç¤¢¤ê¡¢size ¤Ï¥â¥¸¥å¡¼¥ë¤ÎÂç¤¤µ(Ã±°Ì¤Ï¥Ð¥¤¥È)¤Ç¤¢¤ë¡£ ¤Þ¤¿ flags ¤Ï MOD_RUNNING, MOD_AUTOCLEAN Åù¤Î¥Þ¥¹¥¯ ¤Ç¤¢¤ê¡¢¥â¥¸¥å¡¼¥ë¤Î¸½ºß¤Î¾õÂÖ¤ò¼¨¤·¤Æ¤¤¤ë¡£ret ¤Ë¤Ï module_info ¹½Â¤ÂÎ¤ÎÂç¤¤µ¤¬ÊÖ¤µ¤ì¤ë¡£

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À®¸ù¤·¤¿¾ì¹ç¤Ï 0 ¤¬ÊÖ¤µ¤ì¤ë¡£¥¨¥é¡¼¤Î¾ì¹ç¤Ï -1 ¤¬ÊÖ¤µ¤ì¡¢errno ¤ËÅ¬ÀÚ¤ÊÃÍ¤¬ÀßÄê¤µ¤ì¤ë¡£

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ENOENT: name ¤È¤¤¤¦Ì¾Á°¤Î¥â¥¸¥å¡¼¥ë¤¬Â¸ºß¤·¤Ê¤¤¡£
EINVAL: which ¤¬ÉÔÀµ¤Ç¤¢¤ë¡£¤¢¤ë¤¤¤Ï name ¤¬ÉÔÅ¬ÀÚ¤Ê¥«¡¼¥Í¥ë¤ÎÉû´Ø¿ô ¤ò»ØÄê¤·¤Æ¤¤¤ë¡£
ENOSPC: ÍÑ°Õ¤µ¤ì¤¿¥Ð¥Ã¥Õ¥¡¤ÎÂç¤¤µ¤¬¾®¤µ¤¹¤®¤ë¡£ret ¤Ë¤ÏÉ¬Í×ºÇ¾®¸Â¤Î¥Ð¥Ã ¥Õ¥¡¤Î¥µ¥¤¥º¤¬ÀßÄê¤µ¤ì¤ë¡£
EFAULT: name, buf, ret ¤Î¾¯¤Ê¤¯¤È¤â¤¤¤º¤ì¤«¤¬¡¢¥×¥í¥°¥é¥à¤¬ ¥¢¥¯¥»¥¹¤Ç¤¤ë¥¢¥É¥ì¥¹¶õ´Ö¤Î³°Éô¤Ç¤¢¤Ã¤¿¡£