gecko/js/src/jsdate.h

94 lines
2.1 KiB
C++

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
* JS Date class interface.
*/
#ifndef jsdate_h___
#define jsdate_h___
#include "mozilla/FloatingPoint.h"
#include <math.h>
#include "jstypes.h"
#include "vm/NumericConversions.h"
extern "C" {
struct JSObject;
struct JSContext;
}
namespace js {
/* ES5 15.9.1.14. */
inline double
TimeClip(double time)
{
/* Steps 1-2. */
if (!MOZ_DOUBLE_IS_FINITE(time) || fabs(time) > 8.64e15)
return js_NaN;
/* Step 3. */
return ToInteger(time + (+0.0));
}
} /* namespace js */
extern JSObject *
js_InitDateClass(JSContext *cx, JSObject *obj);
/*
* These functions provide a C interface to the date/time object
*/
/*
* Construct a new Date Object from a time value given in milliseconds UTC
* since the epoch.
*/
extern JS_FRIEND_API(JSObject*)
js_NewDateObjectMsec(JSContext* cx, double msec_time);
/*
* Construct a new Date Object from an exploded local time value.
*
* Assert that mon < 12 to help catch off-by-one user errors, which are common
* due to the 0-based month numbering copied into JS from Java (java.util.Date
* in 1995).
*/
extern JS_FRIEND_API(JSObject*)
js_NewDateObject(JSContext* cx, int year, int mon, int mday,
int hour, int min, int sec);
extern void
js_ClearDateCaches();
extern JS_FRIEND_API(int)
js_DateGetYear(JSContext *cx, JSObject* obj);
extern JS_FRIEND_API(int)
js_DateGetMonth(JSContext *cx, JSObject* obj);
extern JS_FRIEND_API(int)
js_DateGetDate(JSContext *cx, JSObject* obj);
extern JS_FRIEND_API(int)
js_DateGetHours(JSContext *cx, JSObject* obj);
extern JS_FRIEND_API(int)
js_DateGetMinutes(JSContext *cx, JSObject* obj);
extern JS_FRIEND_API(int)
js_DateGetSeconds(JSContext *cx, JSObject* obj);
/* Date constructor native. Exposed only so the JIT can know its address. */
JSBool
js_Date(JSContext *cx, unsigned argc, js::Value *vp);
#endif /* jsdate_h___ */