Line data    Source code

       1             : /**
       2             :  * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
       3             :  * SPDX-License-Identifier: Apache-2.0.
       4             :  */
       5             : #include <aws/common/time.h>
       6             : 
       7             : #if defined(__ANDROID__) && !defined(__LP64__)
       8             : /*
       9             :  * This branch brought to you by the kind folks at google chromium. It's been modified a bit, but
      10             :  * gotta give credit where it's due.... I'm not a lawyer so I'm just gonna drop their copyright
      11             :  * notification here to avoid all of that.
      12             :  */
      13             : 
      14             : /*
      15             :  * Copyright 2014 The Chromium Authors. All rights reserved.
      16             :  *
      17             :  * Redistribution and use in source and binary forms, with or without
      18             :  * modification, are permitted provided that the following conditions are
      19             :  * met:
      20             :  *
      21             :  * Redistributions of source code must retain the above copyright
      22             :  * notice, this list of conditions and the following disclaimer.
      23             :  * Redistributions in binary form must reproduce the above
      24             :  * copyright notice, this list of conditions and the following disclaimer
      25             :  * in the documentation and/or other materials provided with the
      26             :  * distribution.
      27             :  * Neither the name of Google Inc. nor the names of its
      28             :  * contributors may be used to endorse or promote products derived from
      29             :  * this software without specific prior written permission.
      30             :  *
      31             :  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
      32             :  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
      33             :  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
      34             :  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
      35             :  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
      36             :  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
      37             :  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
      38             :  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
      39             :  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
      40             :  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
      41             :  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
      42             : 
      43             :  * From src/base/os_compat_android.cc:
      44             :  */
      45             : #    include <time64.h>
      46             : 
      47             : static const time_t s_time_max = ~(1L << ((sizeof(time_t) * __CHAR_BIT__ - 1)));
      48             : static const time_t s_time_min = (1L << ((sizeof(time_t)) * __CHAR_BIT__ - 1));
      49             : 
      50             : /* 32-bit Android has only timegm64() and not timegm(). */
      51             : time_t aws_timegm(struct tm *const t) {
      52             : 
      53             :     time64_t result = timegm64(t);
      54             :     if (result < s_time_min || result > s_time_max) {
      55             :         return -1;
      56             :     }
      57             :     return (time_t)result;
      58             : }
      59             : 
      60             : #else
      61             : 
      62             : #    ifndef __APPLE__
      63             : /* glibc.... you disappoint me.. */
      64             : extern time_t timegm(struct tm *);
      65             : #    endif
      66             : 
      67           0 : time_t aws_timegm(struct tm *const t) {
      68           0 :     return timegm(t);
      69           0 : }
      70             : 
      71             : #endif /* defined(__ANDROID__) && !defined(__LP64__) */
      72             : 
      73           0 : void aws_localtime(time_t time, struct tm *t) {
      74           0 :     localtime_r(&time, t);
      75           0 : }
      76             : 
      77           0 : void aws_gmtime(time_t time, struct tm *t) {
      78           0 :     gmtime_r(&time, t);
      79           0 : }