X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/5dd5f9ec28f304ca377c42fd7f711d6cf12b90e1..5c19dc3ae3bd8e40a9c028b0deddd50ff337692c:/OSX/libsecurity_cdsa_utilities/lib/cssmdates.h

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+/*
+ * Copyright (c) 2000-2004,2006,2011,2014 Apple Inc. All Rights Reserved.
+ * 
+ * @APPLE_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. 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_LICENSE_HEADER_END@
+ */
+
+
+//
+// Manage the Tower of Babel of CSSM dates and times.
+//
+#ifndef _H_CSSMDATES
+#define _H_CSSMDATES
+
+#include <security_utilities/utilities.h>
+#include <security_cdsa_utilities/cssmdata.h>
+#include <CoreFoundation/CFDate.h>
+
+
+namespace Security {
+
+
+//
+// A PodWrapper for CSSM_DATE
+//
+class CssmDate : public PodWrapper<CssmDate, CSSM_DATE> {
+public:
+    CssmDate() { }
+    CssmDate(const char *y, const char *m, const char *d);
+    CssmDate(int y, int m, int d);
+    
+    const char *years() const	{ return reinterpret_cast<const char *>(Year); }
+    const char *months() const	{ return reinterpret_cast<const char *>(Month); }
+    const char *days() const	{ return reinterpret_cast<const char *>(Day); }
+    char *years()				{ return reinterpret_cast<char *>(Year); }
+    char *months()				{ return reinterpret_cast<char *>(Month); }
+    char *days()				{ return reinterpret_cast<char *>(Day); }
+    
+    int year() const;
+    int month() const;
+    int day() const;
+    
+private:
+    static void assign(char *dest, int width, const char *src);
+};
+
+inline bool operator == (const CSSM_DATE &d1, const CSSM_DATE &d2)
+{ return !memcmp(&d1, &d2, sizeof(d1)); }
+
+inline bool operator != (const CSSM_DATE &d1, const CSSM_DATE &d2)
+{ return !memcmp(&d1, &d2, sizeof(d1)); }
+
+
+//
+// Yet another CSSM date/time format is CSSM_TIMESTRING. This is
+// defined as "char *", just so you can't use the type system
+// to keep things sane, so we can't really PodWrap it the usual way.
+// What *were* they thinking?
+// The format is allegedly "yyyymmddhhmmss", and the standard says
+// nothing about trailing null characters.
+//
+
+
+//
+// A unified date-and-time object.
+// This is based on CFDate objects and converts to various CSSM
+// inspired formats.
+//
+class CssmUniformDate {
+public:
+    CssmUniformDate()	{ }
+    
+    // convert to/from CFDateRef
+    CssmUniformDate(CFDateRef ref);
+    operator CFDateRef() const;
+    
+	// convert to/from CFAbsoluteTime
+	CssmUniformDate(CFAbsoluteTime ct) : mTime(ct) { }
+	operator CFAbsoluteTime() const { return mTime; }
+	
+    // convert to/from CSSM_DATE
+    CssmUniformDate(const CssmDate &src);
+    operator CssmDate () const;
+    
+    // convert to/from DATA format (1999-06-30_15:05:39 form)
+    CssmUniformDate(const CSSM_DATA &src);
+    void convertTo(CssmOwnedData &data) const;
+    
+    // convert to/from CSSM_TIMESTRING format (19990630150539)
+    CssmUniformDate(const char *src);
+    void convertTo(char *dest, size_t length) const;
+
+    // native comparisons
+    bool operator < (const CssmUniformDate &other) const	{ return mTime < other.mTime; }
+    bool operator == (const CssmUniformDate &other) const	{ return mTime == other.mTime; }
+    bool operator > (const CssmUniformDate &other) const	{ return mTime > other.mTime; }
+    bool operator <= (const CssmUniformDate &other) const	{ return mTime <= other.mTime; }
+    bool operator >= (const CssmUniformDate &other) const	{ return mTime >= other.mTime; }
+    bool operator != (const CssmUniformDate &other) const	{ return mTime != other.mTime; }
+
+private:
+    void setFromString(const char *src, const char *format, size_t fieldLength);
+
+private:
+    CFAbsoluteTime mTime;
+};
+
+
+} // end namespace Security
+
+#endif //_H_CSSMDATES