go/src/time/zoneinfo_read.go

// registerLoadFromEmbeddedTZData is called by the time/tzdata package,
// if it is imported.
//
//go:linkname registerLoadFromEmbeddedTZData
func registerLoadFromEmbeddedTZData(f func(string) (string, error)) {}

var loadFromEmbeddedTZData

const maxFileSize

type fileSizeError

func (f fileSizeError) Error() string {}

const seekStart

const seekCurrent

const seekEnd

type dataIO

func (d *dataIO) read(n int) []byte {}

func (d *dataIO) big4() (n uint32, ok bool) {}

func (d *dataIO) big8() (n uint64, ok bool) {}

func (d *dataIO) byte() (n byte, ok bool) {}

// rest returns the rest of the data in the buffer.
func (d *dataIO) rest() []byte {}

// Make a string by stopping at the first NUL
func byteString(p []byte) string {}

var errBadData

// LoadLocationFromTZData returns a Location with the given name
// initialized from the IANA Time Zone database-formatted data.
// The data should be in the format of a standard IANA time zone file
// (for example, the content of /etc/localtime on Unix systems).
func LoadLocationFromTZData(name string, data []byte) (*Location, error) {}

func findZone(zones []zone, name string, offset int, isDST bool) int {}

// loadTzinfoFromDirOrZip returns the contents of the file with the given name
// in dir. dir can either be an uncompressed zip file, or a directory.
func loadTzinfoFromDirOrZip(dir, name string) ([]byte, error) {}

// get4 returns the little-endian 32-bit value in b.
func get4(b []byte) int {}

// get2 returns the little-endian 16-bit value in b.
func get2(b []byte) int {}

// loadTzinfoFromZip returns the contents of the file with the given name
// in the given uncompressed zip file.
func loadTzinfoFromZip(zipfile, name string) ([]byte, error) {}

var loadTzinfoFromTzdata

// loadTzinfo returns the time zone information of the time zone
// with the given name, from a given source. A source may be a
// timezone database directory, tzdata database file or an uncompressed
// zip file, containing the contents of such a directory.
func loadTzinfo(name string, source string) ([]byte, error) {}

// loadLocation returns the Location with the given name from one of
// the specified sources. See loadTzinfo for a list of supported sources.
// The first timezone data matching the given name that is successfully loaded
// and parsed is returned as a Location.
func loadLocation(name string, sources []string) (z *Location, firstErr error) {}

// readFile reads and returns the content of the named file.
// It is a trivial implementation of os.ReadFile, reimplemented
// here to avoid depending on io/ioutil or os.
// It returns an error if name exceeds maxFileSize bytes.
func readFile(name string) ([]byte, error) {}