libXDispatch 0.5
include/libdispatch/time.h
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00001 /*
00002  * Copyright (c) 2008-2009 Apple Inc. All rights reserved.
00003  *
00004  * @APPLE_APACHE_LICENSE_HEADER_START@
00005  * 
00006  * Licensed under the Apache License, Version 2.0 (the "License");
00007  * you may not use this file except in compliance with the License.
00008  * You may obtain a copy of the License at
00009  * 
00010  *     http://www.apache.org/licenses/LICENSE-2.0
00011  * 
00012  * Unless required by applicable law or agreed to in writing, software
00013  * distributed under the License is distributed on an "AS IS" BASIS,
00014  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00015  * See the License for the specific language governing permissions and
00016  * limitations under the License.
00017  * 
00018  * @APPLE_APACHE_LICENSE_HEADER_END@
00019  */
00020 
00021 #ifndef __DISPATCH_TIME__
00022 #define __DISPATCH_TIME__
00023 
00024 #ifndef __DISPATCH_INDIRECT__
00025 #error "Please #include <xdispatch/dispatch.h> instead of this file directly."
00026 #include "base.h" // for HeaderDoc
00027 #endif
00028 
00029 #if defined(_WIN32) && _MSC_VER < 1600
00030 # include "../../core/platform/windows/stdint.h"
00031 #else
00032 # include <stdint.h>
00033 #endif
00034 
00035 __DISPATCH_BEGIN_DECLS
00036 
00037 struct timespec;
00038 
00039 // 6368156
00040 #ifdef NSEC_PER_SEC
00041 #undef NSEC_PER_SEC
00042 #endif
00043 #ifdef USEC_PER_SEC
00044 #undef USEC_PER_SEC
00045 #endif
00046 #ifdef NSEC_PER_USEC
00047 #undef NSEC_PER_USEC
00048 #endif
00049 #ifdef NSEC_PER_MSEC
00050 #undef NSEC_PER_MSEC
00051 #endif
00052 #define NSEC_PER_SEC (uint64_t)1000000000
00053 #define NSEC_PER_MSEC (uint64_t)1000000
00054 #define USEC_PER_SEC (uint64_t)1000000
00055 #define NSEC_PER_USEC (uint64_t)1000
00056 
00065 typedef uint64_t dispatch_time_t;
00066 
00067 #define DISPATCH_TIME_NOW 0ull
00068 #define DISPATCH_TIME_FOREVER (~0ull)
00069 
00090 __OSX_AVAILABLE_STARTING(__MAC_10_6,__IPHONE_4_0)
00091 DISPATCH_EXPORT DISPATCH_NOTHROW
00092 dispatch_time_t
00093 dispatch_time(dispatch_time_t when, int64_t delta);
00094 
00114 __OSX_AVAILABLE_STARTING(__MAC_10_6,__IPHONE_4_0)
00115 DISPATCH_EXPORT DISPATCH_NOTHROW
00116 dispatch_time_t
00117 dispatch_walltime(const struct timespec *when, int64_t delta);
00118 
00119 __DISPATCH_END_DECLS
00120 
00121 #endif

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