+++ /dev/null
-/*
- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. The rights granted to you under the License
- * may not be used to create, or enable the creation or redistribution of,
- * unlawful or unlicensed copies of an Apple operating system, or to
- * circumvent, violate, or enable the circumvention or violation of, any
- * terms of an Apple operating system software license agreement.
- *
- * Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
- */
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/kernel.h>
-#include <sys/malloc.h>
-#include <sys/types.h>
-
-#include <pexpert/pexpert.h>
-
-#include "hfs.h"
-#include "hfs_dbg.h"
-#include "hfscommon/headers/FileMgrInternal.h"
-
-/*
- * gTimeZone should only be used for HFS volumes!
- * It is initialized when an HFS volume is mounted.
- */
-struct timezone gTimeZone = {8*60,1};
-
-/*
- * GetTimeUTC - get the GMT Mac OS time (in seconds since 1/1/1904)
- *
- * called by the Catalog Manager when creating/updating HFS Plus records
- */
-u_int32_t GetTimeUTC(void)
-{
- struct timeval tv;
-
- microtime(&tv);
-
- return (tv.tv_sec + MAC_GMT_FACTOR);
-}
-
-
-/*
- * LocalToUTC - convert from Mac OS local time to Mac OS GMT time.
- * This should only be called for HFS volumes (not for HFS Plus).
- */
-u_int32_t LocalToUTC(u_int32_t localTime)
-{
- u_int32_t gtime = localTime;
-
- if (gtime != 0) {
- gtime += (gTimeZone.tz_minuteswest * 60);
- /*
- * We no longer do DST adjustments here since we don't
- * know if time supplied needs adjustment!
- *
- * if (gTimeZone.tz_dsttime)
- * gtime -= 3600;
- */
- }
- return (gtime);
-}
-
-/*
- * UTCToLocal - convert from Mac OS GMT time to Mac OS local time.
- * This should only be called for HFS volumes (not for HFS Plus).
- */
-u_int32_t UTCToLocal(u_int32_t utcTime)
-{
- u_int32_t ltime = utcTime;
-
- if (ltime != 0) {
- ltime -= (gTimeZone.tz_minuteswest * 60);
- /*
- * We no longer do DST adjustments here since we don't
- * know if time supplied needs adjustment!
- *
- * if (gTimeZone.tz_dsttime)
- * ltime += 3600;
- */
- }
- return (ltime);
-}
-
-/*
- * to_bsd_time - convert from Mac OS time (seconds since 1/1/1904)
- * to BSD time (seconds since 1/1/1970)
- */
-time_t to_bsd_time(u_int32_t hfs_time)
-{
- u_int32_t gmt = hfs_time;
-
- if (gmt > MAC_GMT_FACTOR)
- gmt -= MAC_GMT_FACTOR;
- else
- gmt = 0; /* don't let date go negative! */
-
- return (time_t)gmt;
-}
-
-/*
- * to_hfs_time - convert from BSD time (seconds since 1/1/1970)
- * to Mac OS time (seconds since 1/1/1904)
- */
-u_int32_t to_hfs_time(time_t bsd_time)
-{
- u_int32_t hfs_time = (u_int32_t)bsd_time;
-
- /* don't adjust zero - treat as uninitialzed */
- if (hfs_time != 0)
- hfs_time += MAC_GMT_FACTOR;
-
- return (hfs_time);
-}
-
-
-Ptr NewPtrSysClear (Size byteCount)
-{
- Ptr tmptr;
- MALLOC (tmptr, Ptr, byteCount, M_TEMP, M_WAITOK);
- if (tmptr)
- bzero(tmptr, byteCount);
- return tmptr;
-}
-
-
-
-Ptr NewPtr (Size byteCount)
-{
- Ptr tmptr;
- MALLOC (tmptr, Ptr, byteCount, M_TEMP, M_WAITOK);
- return tmptr;
-}
-
-
-void DisposePtr (Ptr p)
-{
- FREE (p, M_TEMP);
-}
-
-
-void
-DebugStr(
- const char * debuggerMsg
- )
-{
- kprintf ("*** Mac OS Debugging Message: %s\n", debuggerMsg);
- DEBUG_BREAK;
-}
-