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path: root/vendor/github.com/dsoprea/go-exif/parser.go
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Diffstat (limited to 'vendor/github.com/dsoprea/go-exif/parser.go')
-rw-r--r--vendor/github.com/dsoprea/go-exif/parser.go190
1 files changed, 0 insertions, 190 deletions
diff --git a/vendor/github.com/dsoprea/go-exif/parser.go b/vendor/github.com/dsoprea/go-exif/parser.go
deleted file mode 100644
index 4702db2f8..000000000
--- a/vendor/github.com/dsoprea/go-exif/parser.go
+++ /dev/null
@@ -1,190 +0,0 @@
-package exif
-
-import (
- "bytes"
-
- "encoding/binary"
-
- "github.com/dsoprea/go-logging"
-)
-
-type Parser struct {
-}
-
-func (p *Parser) ParseBytes(data []byte, unitCount uint32) (value []uint8, err error) {
- defer func() {
- if state := recover(); state != nil {
- err = log.Wrap(state.(error))
- }
- }()
-
- count := int(unitCount)
-
- if len(data) < (TypeByte.Size() * count) {
- log.Panic(ErrNotEnoughData)
- }
-
- value = []uint8(data[:count])
-
- return value, nil
-}
-
-// ParseAscii returns a string and auto-strips the trailing NUL character.
-func (p *Parser) ParseAscii(data []byte, unitCount uint32) (value string, err error) {
- defer func() {
- if state := recover(); state != nil {
- err = log.Wrap(state.(error))
- }
- }()
-
- count := int(unitCount)
-
- if len(data) < (TypeAscii.Size() * count) {
- log.Panic(ErrNotEnoughData)
- }
-
- if len(data) == 0 || data[count-1] != 0 {
- s := string(data[:count])
- typeLogger.Warningf(nil, "ascii not terminated with nul as expected: [%v]", s)
-
- return s, nil
- } else {
- // Auto-strip the NUL from the end. It serves no purpose outside of
- // encoding semantics.
-
- return string(data[:count-1]), nil
- }
-}
-
-// ParseAsciiNoNul returns a string without any consideration for a trailing NUL
-// character.
-func (p *Parser) ParseAsciiNoNul(data []byte, unitCount uint32) (value string, err error) {
- defer func() {
- if state := recover(); state != nil {
- err = log.Wrap(state.(error))
- }
- }()
-
- count := int(unitCount)
-
- if len(data) < (TypeAscii.Size() * count) {
- log.Panic(ErrNotEnoughData)
- }
-
- return string(data[:count]), nil
-}
-
-func (p *Parser) ParseShorts(data []byte, unitCount uint32, byteOrder binary.ByteOrder) (value []uint16, err error) {
- defer func() {
- if state := recover(); state != nil {
- err = log.Wrap(state.(error))
- }
- }()
-
- count := int(unitCount)
-
- if len(data) < (TypeShort.Size() * count) {
- log.Panic(ErrNotEnoughData)
- }
-
- value = make([]uint16, count)
- for i := 0; i < count; i++ {
- value[i] = byteOrder.Uint16(data[i*2:])
- }
-
- return value, nil
-}
-
-func (p *Parser) ParseLongs(data []byte, unitCount uint32, byteOrder binary.ByteOrder) (value []uint32, err error) {
- defer func() {
- if state := recover(); state != nil {
- err = log.Wrap(state.(error))
- }
- }()
-
- count := int(unitCount)
-
- if len(data) < (TypeLong.Size() * count) {
- log.Panic(ErrNotEnoughData)
- }
-
- value = make([]uint32, count)
- for i := 0; i < count; i++ {
- value[i] = byteOrder.Uint32(data[i*4:])
- }
-
- return value, nil
-}
-
-func (p *Parser) ParseRationals(data []byte, unitCount uint32, byteOrder binary.ByteOrder) (value []Rational, err error) {
- defer func() {
- if state := recover(); state != nil {
- err = log.Wrap(state.(error))
- }
- }()
-
- count := int(unitCount)
-
- if len(data) < (TypeRational.Size() * count) {
- log.Panic(ErrNotEnoughData)
- }
-
- value = make([]Rational, count)
- for i := 0; i < count; i++ {
- value[i].Numerator = byteOrder.Uint32(data[i*8:])
- value[i].Denominator = byteOrder.Uint32(data[i*8+4:])
- }
-
- return value, nil
-}
-
-func (p *Parser) ParseSignedLongs(data []byte, unitCount uint32, byteOrder binary.ByteOrder) (value []int32, err error) {
- defer func() {
- if state := recover(); state != nil {
- err = log.Wrap(state.(error))
- }
- }()
-
- count := int(unitCount)
-
- if len(data) < (TypeSignedLong.Size() * count) {
- log.Panic(ErrNotEnoughData)
- }
-
- b := bytes.NewBuffer(data)
-
- value = make([]int32, count)
- for i := 0; i < count; i++ {
- err := binary.Read(b, byteOrder, &value[i])
- log.PanicIf(err)
- }
-
- return value, nil
-}
-
-func (p *Parser) ParseSignedRationals(data []byte, unitCount uint32, byteOrder binary.ByteOrder) (value []SignedRational, err error) {
- defer func() {
- if state := recover(); state != nil {
- err = log.Wrap(state.(error))
- }
- }()
-
- count := int(unitCount)
-
- if len(data) < (TypeSignedRational.Size() * count) {
- log.Panic(ErrNotEnoughData)
- }
-
- b := bytes.NewBuffer(data)
-
- value = make([]SignedRational, count)
- for i := 0; i < count; i++ {
- err = binary.Read(b, byteOrder, &value[i].Numerator)
- log.PanicIf(err)
-
- err = binary.Read(b, byteOrder, &value[i].Denominator)
- log.PanicIf(err)
- }
-
- return value, nil
-}