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* autoload.cc (NtCreateFile): Add.

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* dir.cc (mkdir): Change set_file_attribute call to indicate that
	NT security isn't used.
	* fhandler.cc (fhandler_base::open_9x): New method, created from
	fhandler_base::open.
	(fhandler_base::open): Rearrange to use NtCreateFile instead of
	CreateFile.
	* fhandler.h (enum query_state): Redefine query_null_access to
	query_stat_control.  query_null_access isn't allowed in NtCreateFile.
	(fhandler_base::open_9x): Declare.
	* fhandler_disk_file.cc (fhandler_base::fstat_fs): Use
	query_stat_control first, query_read_control if that fails.
	(fhandler_disk_file::fchmod): Call enable_restore_privilege before
	trying to open for query_write_control.  Don't fall back to
	opening for query_read_control.
	(fhandler_disk_file::fchown): Ditto.
	(fhandler_disk_file::facl):  Only request restore privilege and query
	access necessary for given cmd.
	* fhandler_raw.cc (fhandler_dev_raw::open): Call fhandler_base::open
	instead of opening device here.
	* ntdll.h (NtCreateFile): Declare.
	* path.cc (symlink_worker): Change set_file_attribute call to indicate
	that NT security isn't used.
	* sec_acl.cc (getacl): Fix bracketing.
	* sec_helper.cc (enable_restore_privilege): New function.
	* security.cc (str2buf2uni_cat): New function.
	(write_sd): Don't request restore permission here.
	* security.h (set_process_privileges): Drop stale declaration.
	(str2buf2uni): Declare.
	(str2buf2uni_cat): Declare.
	(enable_restore_privilege): Declare.
	* syscalls.cc (fchown32): Return immediate success on 9x.
This commit is contained in:
Corinna Vinschen
2004-04-16 21:22:13 +00:00
parent e2c248c18b
commit e859706578
14 changed files with 293 additions and 144 deletions
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14
winsup/cygwin/sec_helper.cc
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@@ -375,6 +375,20 @@ out:
return ret;
}
/* Helper function to set the SE_RESTORE_NAME privilege once. */
void
enable_restore_privilege ()
{
static int NO_COPY saved_res;
bool issetuid = cygheap->user.issetuid ();
if (!saved_res || issetuid)
{
int res = 2 + set_process_privilege (SE_RESTORE_NAME, true, issetuid);
if (!issetuid)
saved_res = res;
}
}
/*
* Function to return a common SECURITY_DESCRIPTOR * that
* allows all access.