Monotone-Parent: fe708fac93fc55eeea8eeef0dedf137ce1316fd0

Monotone-Revision: 8938a93c5d8a73495a153d6ff7e5a25d822508b6 Monotone-Author: wsourdeau@inverse.ca Monotone-Date: 2010-11-05T23:21:09 Monotone-Branch: ca.inverse.sogo
2026-08-21 22:53:18 +00:00 · 2010-11-05 23:21:09 +00:00
parent f8dd432d65
commit 637c856218
7 changed files with 58 additions and 23 deletions
@@ -0,0 +1,83 @@
+/* NSDate+MAPIStore.m - this file is part of SOGo
+ *
+ * Copyright (C) 2010 Inverse inc.
+ *
+ * Author: Wolfgang Sourdeau <wsourdeau@inverse.ca>
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#import <Foundation/NSCalendarDate.h>
+#import <Foundation/NSString.h>
+#import <Foundation/NSTimeZone.h>
+
+#import "NSDate+MAPIStore.h"
+
+#undef DEBUG
+#include <mapistore/mapistore.h>
+#include <talloc.h>
+
+static NSDate *refDate = nil;
+
+@implementation NSDate (MAPIStoreDataTypes)
+
+static void
+_setupRefDate()
+{
+  NSTimeZone *utc;
+
+  utc = [NSTimeZone timeZoneWithName: @"UTC"];
+  refDate = [NSCalendarDate dateWithYear: 1601 month: 1 day: 1
+                                    hour: 0 minute: 0 second: 0
+                                timeZone: utc];
+  [refDate retain];
+}
+
+ (id) dateFromFileTime: (struct FILETIME *) timeValue
+{
+  NSDate *result;
+  uint64_t interval;
+
+  if (!refDate)
+    _setupRefDate ();
+
+  interval = ((uint64_t) timeValue->dwHighDateTime << 32
+              | timeValue->dwLowDateTime);
+  result = [[NSDate alloc]
+             initWithTimeInterval: (NSTimeInterval) interval / 10000000
+                        sinceDate: refDate];
+  [result autorelease];
+
+  return result;
+}
+
+- (struct FILETIME *) asFileTimeInMemCtx: (void *) memCtx
+{
+  struct FILETIME *timeValue;
+  uint64_t interval;
+
+  if (!refDate)
+    _setupRefDate ();
+
+  interval = (((uint64_t) [self timeIntervalSinceDate: refDate]) * 10000000);
+  timeValue = talloc_zero (memCtx, struct FILETIME);
+  timeValue->dwLowDateTime = (uint32_t) (interval & 0xffffffff);
+  timeValue->dwHighDateTime = (uint32_t) ((interval >> 32) & 0xffffffff);
+  
+  return timeValue;
+}
+
+@end