From 45696edfd5348aa96945ef7dfecf467fcd412d49 Mon Sep 17 00:00:00 2001
From: michaelwright235 <maiklpolkovnikov@gmail.com>
Date: Thu, 15 Jun 2023 21:20:47 +0300
Subject: [PATCH] sys: Introduce CFCalendar Implements CFCalendar with all its
 functions and constants sorted in Apple docs order.

---
 core-foundation-sys/src/calendar.rs | 80 +++++++++++++++++++++++++++++
 core-foundation-sys/src/lib.rs      |  1 +
 2 files changed, 81 insertions(+)
 create mode 100644 core-foundation-sys/src/calendar.rs

diff --git a/core-foundation-sys/src/calendar.rs b/core-foundation-sys/src/calendar.rs
new file mode 100644
index 0000000..175bb04
--- /dev/null
+++ b/core-foundation-sys/src/calendar.rs
@@ -0,0 +1,80 @@
+// Copyright 2023 The Servo Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+use std::os::raw::{c_void, c_char};
+
+use base::{CFAllocatorRef, CFTypeID, Boolean, CFIndex, CFOptionFlags, CFRange};
+use locale::{CFCalendarIdentifier, CFLocaleRef};
+use timezone::CFTimeZoneRef;
+use date::{CFAbsoluteTime, CFTimeInterval};
+
+#[repr(C)]
+pub struct __CFCalendar(c_void);
+pub type CFCalendarRef = *mut __CFCalendar;
+
+pub type CFCalendarUnit = CFOptionFlags;
+pub const kCFCalendarUnitEra: CFCalendarUnit = 1 << 1;
+pub const kCFCalendarUnitYear: CFCalendarUnit = 1 << 2;
+pub const kCFCalendarUnitMonth: CFCalendarUnit = 1 << 3;
+pub const kCFCalendarUnitDay: CFCalendarUnit = 1 << 4;
+pub const kCFCalendarUnitHour: CFCalendarUnit = 1 << 5;
+pub const kCFCalendarUnitMinute: CFCalendarUnit = 1 << 6;
+pub const kCFCalendarUnitSecond: CFCalendarUnit = 1 << 7;
+pub const kCFCalendarUnitWeek: CFCalendarUnit = 1 << 8; // deprecated since macos 10.10
+pub const kCFCalendarUnitWeekday: CFCalendarUnit = 1 << 9;
+pub const kCFCalendarUnitWeekdayOrdinal: CFCalendarUnit = 1 << 10;
+pub const kCFCalendarUnitQuarter: CFCalendarUnit = 1 << 11;
+pub const kCFCalendarUnitWeekOfMonth: CFCalendarUnit = 1 << 12;
+pub const kCFCalendarUnitWeekOfYear: CFCalendarUnit = 1 << 13;
+pub const kCFCalendarUnitYearForWeekOfYear: CFCalendarUnit = 1 << 14;
+
+pub const kCFCalendarComponentsWrap: CFOptionFlags = 1 << 0;
+
+extern {
+    /*
+     * CFCalendar.h
+     */
+
+    /* Creating a Calendar */
+    pub fn CFCalendarCopyCurrent() -> CFCalendarRef;
+    pub fn CFCalendarCreateWithIdentifier(allocator: CFAllocatorRef, identifier: CFCalendarIdentifier) -> CFCalendarRef;
+
+    /* Calendrical Calculations */
+    pub fn CFCalendarAddComponents(identifier: CFCalendarIdentifier, /* inout */  at: *mut CFAbsoluteTime, options: CFOptionFlags, componentDesc: *const char, ...) -> Boolean;
+    pub fn CFCalendarComposeAbsoluteTime(identifier: CFCalendarIdentifier, /* out */ at: *mut CFAbsoluteTime, componentDesc: *const c_char, ...) -> Boolean;
+    pub fn CFCalendarDecomposeAbsoluteTime(identifier: CFCalendarIdentifier, at: CFAbsoluteTime, componentDesc: *const c_char, ...) -> Boolean;
+    pub fn CFCalendarGetComponentDifference(identifier: CFCalendarIdentifier, startingAT: CFAbsoluteTime, resultAT: CFAbsoluteTime, options: CFOptionFlags, componentDesc: *const c_char, ...) -> Boolean;
+
+    /* Getting Ranges of Units */
+    pub fn CFCalendarGetRangeOfUnit(identifier: CFCalendarIdentifier, smallerUnit: CFCalendarUnit, biggerUnit: CFCalendarUnit, at: CFAbsoluteTime) -> CFRange;
+    pub fn CFCalendarGetOrdinalityOfUnit(identifier: CFCalendarIdentifier, smallerUnit: CFCalendarUnit, biggerUnit: CFCalendarUnit, at: CFAbsoluteTime) -> CFIndex;
+    pub fn CFCalendarGetTimeRangeOfUnit(identifier: CFCalendarIdentifier, unit: CFCalendarUnit, at: CFAbsoluteTime, startp: *mut CFAbsoluteTime, tip: *mut CFTimeInterval) -> Boolean;
+    pub fn CFCalendarGetMaximumRangeOfUnit(identifier: CFCalendarIdentifier, unit: CFCalendarUnit) -> CFRange;
+    pub fn CFCalendarGetMinimumRangeOfUnit(identifier: CFCalendarIdentifier, unit: CFCalendarUnit) -> CFRange;
+
+    /* Getting and Setting the Time Zone */
+    pub fn CFCalendarCopyTimeZone(identifier: CFCalendarIdentifier) -> CFTimeZoneRef;
+    pub fn CFCalendarSetTimeZone(identifier: CFCalendarIdentifier, tz: CFTimeZoneRef);
+
+    /* Getting the Identifier */
+    pub fn CFCalendarGetIdentifier(identifier: CFCalendarIdentifier) -> CFCalendarIdentifier;
+
+    /* Getting and Setting the Locale */
+    pub fn CFCalendarCopyLocale(identifier: CFCalendarIdentifier) -> CFLocaleRef;
+    pub fn CFCalendarSetLocale(identifier: CFCalendarIdentifier, locale: CFLocaleRef);
+
+    /* Getting and Setting Day Information */
+    pub fn CFCalendarGetFirstWeekday(identifier: CFCalendarIdentifier) -> CFIndex;
+    pub fn CFCalendarSetFirstWeekday(identifier: CFCalendarIdentifier, wkdy: CFIndex);
+    pub fn CFCalendarGetMinimumDaysInFirstWeek(identifier: CFCalendarIdentifier) -> CFIndex;
+    pub fn CFCalendarSetMinimumDaysInFirstWeek(identifier: CFCalendarIdentifier, mwd: CFIndex);
+
+    /* Getting the Type ID */
+    pub fn CFCalendarGetTypeID() -> CFTypeID;
+}
diff --git a/core-foundation-sys/src/lib.rs b/core-foundation-sys/src/lib.rs
index 325b400..090db4a 100644
--- a/core-foundation-sys/src/lib.rs
+++ b/core-foundation-sys/src/lib.rs
@@ -24,6 +24,7 @@ pub mod array;
 pub mod attributed_string;
 pub mod base;
 pub mod bundle;
+pub mod calendar;
 pub mod characterset;
 pub mod data;
 pub mod date;