VOP_ACCESS(9) 맨 페이지 - 윈디하나의 솔라나라

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VOP_ACCESS(9)

This  entry  point  checks  the  access  permissions  of the file
against the given credentials.  Its arguments are: The  vnode  of
the  file  to check.  The type of access required.  The user cre‐
dentials to check.  The thread which is checking.  The is a  mask
which  can contain flags described in <sys/vnode.h>, e.g.  or For
the only flags that may be set in are  and  To  check  for  other
flags, one has to use instead.  The vnode will be locked on entry
and should remain locked on return.  If the file is accessible in
the  specified way, then zero is returned, otherwise an appropri‐
ate error code is returned.  An attempt was made to change an im‐
mutable file.  The permission bits the file mode or  the  ACL  do
not permit the requested access.  This manual page was written by






















































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