diff options
Diffstat (limited to 'etc/inc/util.inc')
| -rw-r--r-- | etc/inc/util.inc | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/etc/inc/util.inc b/etc/inc/util.inc index 94e8553..9961b4b 100644 --- a/etc/inc/util.inc +++ b/etc/inc/util.inc @@ -248,6 +248,19 @@ function refcount_unreference($reference) { return $shm_data; } +function refcount_read($reference) { + /* This function just reads the current value of the refcount for information. */ + /* There is no need for locking. */ + $shmid = @shmop_open($reference, "a", 0, 0); + if (!$shmid) { + log_error(gettext("Could not open shared memory for read {$reference}")); + return -1; + } + $shm_data = @shmop_read($shmid, 0, 10); + @shmop_close($shmid); + return $shm_data; +} + function is_module_loaded($module_name) { $running = `/sbin/kldstat | grep {$module_name} | /usr/bin/grep -v grep | /usr/bin/wc -l`; if (intval($running) >= 1) |
