Gecko [ 167.86.127.34 ]

Name	Size	Permission
example_test.go	19.38 KB	-rw-r--r--
export_android_test.go	318 B	-rw-r--r--
export_test.go	3.07 KB	-rw-r--r--
export_windows_test.go	514 B	-rw-r--r--
format.go	41.67 KB	-rw-r--r--
format_test.go	25.38 KB	-rw-r--r--
genzabbrs.go	2.96 KB	-rw-r--r--
internal_test.go	2.45 KB	-rw-r--r--
mono_test.go	7.51 KB	-rw-r--r--
sleep.go	5.08 KB	-rw-r--r--
sleep_test.go	10.73 KB	-rw-r--r--
sys_plan9.go	1015 B	-rw-r--r--
sys_unix.go	1.05 KB	-rw-r--r--
sys_windows.go	996 B	-rw-r--r--
tick.go	1.8 KB	-rw-r--r--
tick_test.go	2.59 KB	-rw-r--r--
time.go	45.56 KB	-rw-r--r--
time_test.go	41.05 KB	-rw-r--r--
zoneinfo.go	8.79 KB	-rw-r--r--
zoneinfo_abbrs_windows.go	10.34 KB	-rw-r--r--
zoneinfo_android.go	2.05 KB	-rw-r--r--
zoneinfo_android_test.go	408 B	-rw-r--r--
zoneinfo_ios.go	1.02 KB	-rw-r--r--
zoneinfo_js.go	1.56 KB	-rw-r--r--
zoneinfo_plan9.go	2.71 KB	-rw-r--r--
zoneinfo_read.go	12.2 KB	-rw-r--r--
zoneinfo_test.go	4.59 KB	-rw-r--r--
zoneinfo_unix.go	1.31 KB	-rw-r--r--
zoneinfo_windows.go	6.68 KB	-rw-r--r--
zoneinfo_windows_test.go	1.9 KB	-rw-r--r--

Code Editor : zoneinfo_android.go

// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Parse the "tzdata" packed timezone file used on Android.
// The format is lifted from ZoneInfoDB.java and ZoneInfo.java in
// java/libcore/util in the AOSP.

package time

import (
	"errors"
	"runtime"
	"syscall"
)

var zoneSources = []string{
	"/system/usr/share/zoneinfo/tzdata",
	"/data/misc/zoneinfo/current/tzdata",
	runtime.GOROOT() + "/lib/time/zoneinfo.zip",
}

func initLocal() {
	// TODO(elias.naur): getprop persist.sys.timezone
	localLoc = *UTC
}

func init() {
	loadTzinfoFromTzdata = androidLoadTzinfoFromTzdata
}

func androidLoadTzinfoFromTzdata(file, name string) ([]byte, error) {
	const (
		headersize = 12 + 3*4
		namesize   = 40
		entrysize  = namesize + 3*4
	)
	if len(name) > namesize {
		return nil, errors.New(name + " is longer than the maximum zone name length (40 bytes)")
	}
	fd, err := open(file)
	if err != nil {
		return nil, err
	}
	defer closefd(fd)

buf := make([]byte, headersize)
	if err := preadn(fd, buf, 0); err != nil {
		return nil, errors.New("corrupt tzdata file " + file)
	}
	d := dataIO{buf, false}
	if magic := d.read(6); string(magic) != "tzdata" {
		return nil, errors.New("corrupt tzdata file " + file)
	}
	d = dataIO{buf[12:], false}
	indexOff, _ := d.big4()
	dataOff, _ := d.big4()
	indexSize := dataOff - indexOff
	entrycount := indexSize / entrysize
	buf = make([]byte, indexSize)
	if err := preadn(fd, buf, int(indexOff)); err != nil {
		return nil, errors.New("corrupt tzdata file " + file)
	}
	for i := 0; i < int(entrycount); i++ {
		entry := buf[i*entrysize : (i+1)*entrysize]
		// len(name) <= namesize is checked at function entry
		if string(entry[:len(name)]) != name {
			continue
		}
		d := dataIO{entry[namesize:], false}
		off, _ := d.big4()
		size, _ := d.big4()
		buf := make([]byte, size)
		if err := preadn(fd, buf, int(off+dataOff)); err != nil {
			return nil, errors.New("corrupt tzdata file " + file)
		}
		return buf, nil
	}
	return nil, syscall.ENOENT
}

${this.title}

Code Editor : zoneinfo_android.go