Add GenCode support to dsd

This commit is contained in:
Daniel 2019-07-19 21:29:26 +02:00
parent 0de310503a
commit 3b68c8ea4c
5 changed files with 1037 additions and 43 deletions

View file

@ -1,5 +1,3 @@
// Copyright Safing ICS Technologies GmbH. Use of this source code is governed by the AGPL license that can be found in the LICENSE file.
package dsd
// dynamic structured data
@ -22,7 +20,7 @@ const (
BYTES = 88 // X
JSON = 74 // J
BSON = 66 // B
GenCode = 71 // G (reserved)
GenCode = 71 // G
)
// define errors
@ -30,6 +28,7 @@ var errNoMoreSpace = errors.New("dsd: no more space left after reading dsd type"
var errUnknownType = errors.New("dsd: tried to unpack unknown type")
var errNotImplemented = errors.New("dsd: this type is not yet implemented")
// Load loads an dsd structured data blob into the given interface.
func Load(data []byte, t interface{}) (interface{}, error) {
if len(data) < 2 {
return nil, errNoMoreSpace
@ -46,6 +45,7 @@ func Load(data []byte, t interface{}) (interface{}, error) {
return LoadAsFormat(data[read:], format, t)
}
// LoadAsFormat loads a data blob into the interface using the specified format.
func LoadAsFormat(data []byte, format uint8, t interface{}) (interface{}, error) {
switch format {
case STRING:
@ -55,28 +55,32 @@ func LoadAsFormat(data []byte, format uint8, t interface{}) (interface{}, error)
case JSON:
err := json.Unmarshal(data, t)
if err != nil {
return nil, err
return nil, fmt.Errorf("dsd: failed to unpack json data: %s", data)
}
return t, nil
// case BSON:
// err := bson.Unmarshal(data[read:], t)
// if err != nil {
// return nil, err
// }
// return t, nil
case GenCode:
genCodeStruct, ok := t.(GenCodeCompatible)
if !ok {
return nil, errors.New("dsd: gencode is not supported by the given data structure")
}
_, err := genCodeStruct.GenCodeUnmarshal(data)
if err != nil {
return nil, fmt.Errorf("dsd: failed to unpack gencode data: %s", err)
}
return t, nil
// case BSON:
// err := bson.Unmarshal(data[read:], t)
// if err != nil {
// return nil, err
// }
// return t, nil
// case MSGP:
// err := t.UnmarshalMsg(data[read:])
// if err != nil {
// return nil, err
// }
// return t, nil
default:
return nil, errors.New(fmt.Sprintf("dsd: tried to load unknown type %d, data: %v", format, data))
return nil, fmt.Errorf("dsd: tried to load unknown type %d, data: %v", format, data)
}
}
// Dump stores the interface as a dsd formatted data structure.
func Dump(t interface{}, format uint8) ([]byte, error) {
if format == AUTO {
switch t.(type) {
case string:
@ -107,18 +111,19 @@ func Dump(t interface{}, format uint8) ([]byte, error) {
// if err != nil {
// return nil, err
// }
// case MSGP:
// data, err := t.MarshalMsg(nil)
// if err != nil {
// return nil, err
// }
case GenCode:
genCodeStruct, ok := t.(GenCodeCompatible)
if !ok {
return nil, errors.New("dsd: gencode is not supported by the given data structure")
}
data, err = genCodeStruct.GenCodeMarshal(nil)
if err != nil {
return nil, fmt.Errorf("dsd: failed to pack gencode struct: %s", err)
}
default:
return nil, errors.New(fmt.Sprintf("dsd: tried to dump unknown type %d", format))
return nil, fmt.Errorf("dsd: tried to dump unknown type %d", format)
}
r := append(f, data...)
// log.Tracef("packing %v to %s", t, string(r))
// return nil, errors.New(fmt.Sprintf("dsd: dumped bytes are: %v", r))
return r, nil
}

View file

@ -10,6 +10,7 @@ import (
//go:generate msgp
// SimpleTestStruct is used for testing.
type SimpleTestStruct struct {
S string
B byte
@ -21,11 +22,11 @@ type ComplexTestStruct struct {
I16 int16
I32 int32
I64 int64
Ui uint
Ui8 uint8
Ui16 uint16
Ui32 uint32
Ui64 uint64
UI uint
UI8 uint8
UI16 uint16
UI32 uint32
UI64 uint64
S string
Sp *string
Sa []string
@ -38,6 +39,25 @@ type ComplexTestStruct struct {
Mp *map[string]string
}
type GenCodeTestStruct struct {
I8 int8
I16 int16
I32 int32
I64 int64
UI8 uint8
UI16 uint16
UI32 uint32
UI64 uint64
S string
Sp *string
Sa []string
Sap *[]string
B byte
Bp *byte
Ba []byte
Bap *[]byte
}
func TestConversion(t *testing.T) {
// STRING
@ -113,7 +133,26 @@ func TestConversion(t *testing.T) {
},
}
// TODO: test all formats
genCodeSubject := GenCodeTestStruct{
-2,
-3,
-4,
-5,
2,
3,
4,
5,
"a",
&bString,
[]string{"c", "d", "e"},
&[]string{"f", "g", "h"},
0x01,
&bBytes,
[]byte{0x03, 0x04, 0x05},
&[]byte{0x05, 0x06, 0x07},
}
// test all formats (complex)
formats := []uint8{JSON}
for _, format := range formats {
@ -163,20 +202,20 @@ func TestConversion(t *testing.T) {
if complexSubject.I64 != co.I64 {
t.Errorf("Load (complex struct): struct.I64 is not equal (%v != %v)", complexSubject.I64, co.I64)
}
if complexSubject.Ui != co.Ui {
t.Errorf("Load (complex struct): struct.Ui is not equal (%v != %v)", complexSubject.Ui, co.Ui)
if complexSubject.UI != co.UI {
t.Errorf("Load (complex struct): struct.UI is not equal (%v != %v)", complexSubject.UI, co.UI)
}
if complexSubject.Ui8 != co.Ui8 {
t.Errorf("Load (complex struct): struct.Ui8 is not equal (%v != %v)", complexSubject.Ui8, co.Ui8)
if complexSubject.UI8 != co.UI8 {
t.Errorf("Load (complex struct): struct.UI8 is not equal (%v != %v)", complexSubject.UI8, co.UI8)
}
if complexSubject.Ui16 != co.Ui16 {
t.Errorf("Load (complex struct): struct.Ui16 is not equal (%v != %v)", complexSubject.Ui16, co.Ui16)
if complexSubject.UI16 != co.UI16 {
t.Errorf("Load (complex struct): struct.UI16 is not equal (%v != %v)", complexSubject.UI16, co.UI16)
}
if complexSubject.Ui32 != co.Ui32 {
t.Errorf("Load (complex struct): struct.Ui32 is not equal (%v != %v)", complexSubject.Ui32, co.Ui32)
if complexSubject.UI32 != co.UI32 {
t.Errorf("Load (complex struct): struct.UI32 is not equal (%v != %v)", complexSubject.UI32, co.UI32)
}
if complexSubject.Ui64 != co.Ui64 {
t.Errorf("Load (complex struct): struct.Ui64 is not equal (%v != %v)", complexSubject.Ui64, co.Ui64)
if complexSubject.UI64 != co.UI64 {
t.Errorf("Load (complex struct): struct.UI64 is not equal (%v != %v)", complexSubject.UI64, co.UI64)
}
if complexSubject.S != co.S {
t.Errorf("Load (complex struct): struct.S is not equal (%v != %v)", complexSubject.S, co.S)
@ -211,4 +250,87 @@ func TestConversion(t *testing.T) {
}
// test all formats
formats = []uint8{JSON, GenCode}
for _, format := range formats {
// simple
b, err := Dump(&simpleSubject, format)
if err != nil {
t.Fatalf("Dump error (simple struct): %s", err)
}
o, err := Load(b, &SimpleTestStruct{})
if err != nil {
t.Fatalf("Load error (simple struct): %s", err)
}
if !reflect.DeepEqual(&simpleSubject, o) {
t.Errorf("Load (simple struct): subject does not match loaded object")
t.Errorf("Encoded: %v", string(b))
t.Errorf("Compared: %v == %v", &simpleSubject, o)
}
// complex
b, err = Dump(&genCodeSubject, format)
if err != nil {
t.Fatalf("Dump error (complex struct): %s", err)
}
o, err = Load(b, &GenCodeTestStruct{})
if err != nil {
t.Fatalf("Load error (complex struct): %s", err)
}
co := o.(*GenCodeTestStruct)
if genCodeSubject.I8 != co.I8 {
t.Errorf("Load (complex struct): struct.I8 is not equal (%v != %v)", genCodeSubject.I8, co.I8)
}
if genCodeSubject.I16 != co.I16 {
t.Errorf("Load (complex struct): struct.I16 is not equal (%v != %v)", genCodeSubject.I16, co.I16)
}
if genCodeSubject.I32 != co.I32 {
t.Errorf("Load (complex struct): struct.I32 is not equal (%v != %v)", genCodeSubject.I32, co.I32)
}
if genCodeSubject.I64 != co.I64 {
t.Errorf("Load (complex struct): struct.I64 is not equal (%v != %v)", genCodeSubject.I64, co.I64)
}
if genCodeSubject.UI8 != co.UI8 {
t.Errorf("Load (complex struct): struct.UI8 is not equal (%v != %v)", genCodeSubject.UI8, co.UI8)
}
if genCodeSubject.UI16 != co.UI16 {
t.Errorf("Load (complex struct): struct.UI16 is not equal (%v != %v)", genCodeSubject.UI16, co.UI16)
}
if genCodeSubject.UI32 != co.UI32 {
t.Errorf("Load (complex struct): struct.UI32 is not equal (%v != %v)", genCodeSubject.UI32, co.UI32)
}
if genCodeSubject.UI64 != co.UI64 {
t.Errorf("Load (complex struct): struct.UI64 is not equal (%v != %v)", genCodeSubject.UI64, co.UI64)
}
if genCodeSubject.S != co.S {
t.Errorf("Load (complex struct): struct.S is not equal (%v != %v)", genCodeSubject.S, co.S)
}
if !reflect.DeepEqual(genCodeSubject.Sp, co.Sp) {
t.Errorf("Load (complex struct): struct.Sp is not equal (%v != %v)", genCodeSubject.Sp, co.Sp)
}
if !reflect.DeepEqual(genCodeSubject.Sa, co.Sa) {
t.Errorf("Load (complex struct): struct.Sa is not equal (%v != %v)", genCodeSubject.Sa, co.Sa)
}
if !reflect.DeepEqual(genCodeSubject.Sap, co.Sap) {
t.Errorf("Load (complex struct): struct.Sap is not equal (%v != %v)", genCodeSubject.Sap, co.Sap)
}
if genCodeSubject.B != co.B {
t.Errorf("Load (complex struct): struct.B is not equal (%v != %v)", genCodeSubject.B, co.B)
}
if !reflect.DeepEqual(genCodeSubject.Bp, co.Bp) {
t.Errorf("Load (complex struct): struct.Bp is not equal (%v != %v)", genCodeSubject.Bp, co.Bp)
}
if !reflect.DeepEqual(genCodeSubject.Ba, co.Ba) {
t.Errorf("Load (complex struct): struct.Ba is not equal (%v != %v)", genCodeSubject.Ba, co.Ba)
}
if !reflect.DeepEqual(genCodeSubject.Bap, co.Bap) {
t.Errorf("Load (complex struct): struct.Bap is not equal (%v != %v)", genCodeSubject.Bap, co.Bap)
}
}
}

835
formats/dsd/gencode_test.go Normal file
View file

@ -0,0 +1,835 @@
package dsd
import (
"io"
"time"
"unsafe"
)
var (
_ = unsafe.Sizeof(0)
_ = io.ReadFull
_ = time.Now()
)
func (d *SimpleTestStruct) Size() (s uint64) {
{
l := uint64(len(d.S))
{
t := l
for t >= 0x80 {
t >>= 7
s++
}
s++
}
s += l
}
s++
return
}
func (d *SimpleTestStruct) GenCodeMarshal(buf []byte) ([]byte, error) {
size := d.Size()
{
if uint64(cap(buf)) >= size {
buf = buf[:size]
} else {
buf = make([]byte, size)
}
}
i := uint64(0)
{
l := uint64(len(d.S))
{
t := uint64(l)
for t >= 0x80 {
buf[i+0] = byte(t) | 0x80
t >>= 7
i++
}
buf[i+0] = byte(t)
i++
}
copy(buf[i+0:], d.S)
i += l
}
{
buf[i+0] = d.B
}
return buf[:i+1], nil
}
func (d *SimpleTestStruct) GenCodeUnmarshal(buf []byte) (uint64, error) {
i := uint64(0)
{
l := uint64(0)
{
bs := uint8(7)
t := uint64(buf[i+0] & 0x7F)
for buf[i+0]&0x80 == 0x80 {
i++
t |= uint64(buf[i+0]&0x7F) << bs
bs += 7
}
i++
l = t
}
d.S = string(buf[i+0 : i+0+l])
i += l
}
{
d.B = buf[i+0]
}
return i + 1, nil
}
func (d *GenCodeTestStruct) Size() (s uint64) {
{
l := uint64(len(d.S))
{
t := l
for t >= 0x80 {
t >>= 7
s++
}
s++
}
s += l
}
{
if d.Sp != nil {
{
l := uint64(len((*d.Sp)))
{
t := l
for t >= 0x80 {
t >>= 7
s++
}
s++
}
s += l
}
s += 0
}
}
{
l := uint64(len(d.Sa))
{
t := l
for t >= 0x80 {
t >>= 7
s++
}
s++
}
for k0 := range d.Sa {
{
l := uint64(len(d.Sa[k0]))
{
t := l
for t >= 0x80 {
t >>= 7
s++
}
s++
}
s += l
}
}
}
{
if d.Sap != nil {
{
l := uint64(len((*d.Sap)))
{
t := l
for t >= 0x80 {
t >>= 7
s++
}
s++
}
for k0 := range *d.Sap {
{
l := uint64(len((*d.Sap)[k0]))
{
t := l
for t >= 0x80 {
t >>= 7
s++
}
s++
}
s += l
}
}
}
s += 0
}
}
{
if d.Bp != nil {
s++
}
}
{
l := uint64(len(d.Ba))
{
t := l
for t >= 0x80 {
t >>= 7
s++
}
s++
}
s += l
}
{
if d.Bap != nil {
{
l := uint64(len((*d.Bap)))
{
t := l
for t >= 0x80 {
t >>= 7
s++
}
s++
}
s += l
}
s += 0
}
}
s += 35
return
}
func (d *GenCodeTestStruct) GenCodeMarshal(buf []byte) ([]byte, error) {
size := d.Size()
{
if uint64(cap(buf)) >= size {
buf = buf[:size]
} else {
buf = make([]byte, size)
}
}
i := uint64(0)
{
buf[0+0] = byte(d.I8 >> 0)
}
{
buf[0+1] = byte(d.I16 >> 0)
buf[1+1] = byte(d.I16 >> 8)
}
{
buf[0+3] = byte(d.I32 >> 0)
buf[1+3] = byte(d.I32 >> 8)
buf[2+3] = byte(d.I32 >> 16)
buf[3+3] = byte(d.I32 >> 24)
}
{
buf[0+7] = byte(d.I64 >> 0)
buf[1+7] = byte(d.I64 >> 8)
buf[2+7] = byte(d.I64 >> 16)
buf[3+7] = byte(d.I64 >> 24)
buf[4+7] = byte(d.I64 >> 32)
buf[5+7] = byte(d.I64 >> 40)
buf[6+7] = byte(d.I64 >> 48)
buf[7+7] = byte(d.I64 >> 56)
}
{
buf[0+15] = byte(d.UI8 >> 0)
}
{
buf[0+16] = byte(d.UI16 >> 0)
buf[1+16] = byte(d.UI16 >> 8)
}
{
buf[0+18] = byte(d.UI32 >> 0)
buf[1+18] = byte(d.UI32 >> 8)
buf[2+18] = byte(d.UI32 >> 16)
buf[3+18] = byte(d.UI32 >> 24)
}
{
buf[0+22] = byte(d.UI64 >> 0)
buf[1+22] = byte(d.UI64 >> 8)
buf[2+22] = byte(d.UI64 >> 16)
buf[3+22] = byte(d.UI64 >> 24)
buf[4+22] = byte(d.UI64 >> 32)
buf[5+22] = byte(d.UI64 >> 40)
buf[6+22] = byte(d.UI64 >> 48)
buf[7+22] = byte(d.UI64 >> 56)
}
{
l := uint64(len(d.S))
{
t := uint64(l)
for t >= 0x80 {
buf[i+30] = byte(t) | 0x80
t >>= 7
i++
}
buf[i+30] = byte(t)
i++
}
copy(buf[i+30:], d.S)
i += l
}
{
if d.Sp == nil {
buf[i+30] = 0
} else {
buf[i+30] = 1
{
l := uint64(len((*d.Sp)))
{
t := uint64(l)
for t >= 0x80 {
buf[i+31] = byte(t) | 0x80
t >>= 7
i++
}
buf[i+31] = byte(t)
i++
}
copy(buf[i+31:], (*d.Sp))
i += l
}
i += 0
}
}
{
l := uint64(len(d.Sa))
{
t := uint64(l)
for t >= 0x80 {
buf[i+31] = byte(t) | 0x80
t >>= 7
i++
}
buf[i+31] = byte(t)
i++
}
for k0 := range d.Sa {
{
l := uint64(len(d.Sa[k0]))
{
t := uint64(l)
for t >= 0x80 {
buf[i+31] = byte(t) | 0x80
t >>= 7
i++
}
buf[i+31] = byte(t)
i++
}
copy(buf[i+31:], d.Sa[k0])
i += l
}
}
}
{
if d.Sap == nil {
buf[i+31] = 0
} else {
buf[i+31] = 1
{
l := uint64(len((*d.Sap)))
{
t := uint64(l)
for t >= 0x80 {
buf[i+32] = byte(t) | 0x80
t >>= 7
i++
}
buf[i+32] = byte(t)
i++
}
for k0 := range *d.Sap {
{
l := uint64(len((*d.Sap)[k0]))
{
t := uint64(l)
for t >= 0x80 {
buf[i+32] = byte(t) | 0x80
t >>= 7
i++
}
buf[i+32] = byte(t)
i++
}
copy(buf[i+32:], (*d.Sap)[k0])
i += l
}
}
}
i += 0
}
}
{
buf[i+32] = d.B
}
{
if d.Bp == nil {
buf[i+33] = 0
} else {
buf[i+33] = 1
{
buf[i+34] = (*d.Bp)
}
i++
}
}
{
l := uint64(len(d.Ba))
{
t := uint64(l)
for t >= 0x80 {
buf[i+34] = byte(t) | 0x80
t >>= 7
i++
}
buf[i+34] = byte(t)
i++
}
copy(buf[i+34:], d.Ba)
i += l
}
{
if d.Bap == nil {
buf[i+34] = 0
} else {
buf[i+34] = 1
{
l := uint64(len((*d.Bap)))
{
t := uint64(l)
for t >= 0x80 {
buf[i+35] = byte(t) | 0x80
t >>= 7
i++
}
buf[i+35] = byte(t)
i++
}
copy(buf[i+35:], (*d.Bap))
i += l
}
i += 0
}
}
return buf[:i+35], nil
}
func (d *GenCodeTestStruct) GenCodeUnmarshal(buf []byte) (uint64, error) {
i := uint64(0)
{
d.I8 = 0 | (int8(buf[i+0+0]) << 0)
}
{
d.I16 = 0 | (int16(buf[i+0+1]) << 0) | (int16(buf[i+1+1]) << 8)
}
{
d.I32 = 0 | (int32(buf[i+0+3]) << 0) | (int32(buf[i+1+3]) << 8) | (int32(buf[i+2+3]) << 16) | (int32(buf[i+3+3]) << 24)
}
{
d.I64 = 0 | (int64(buf[i+0+7]) << 0) | (int64(buf[i+1+7]) << 8) | (int64(buf[i+2+7]) << 16) | (int64(buf[i+3+7]) << 24) | (int64(buf[i+4+7]) << 32) | (int64(buf[i+5+7]) << 40) | (int64(buf[i+6+7]) << 48) | (int64(buf[i+7+7]) << 56)
}
{
d.UI8 = 0 | (uint8(buf[i+0+15]) << 0)
}
{
d.UI16 = 0 | (uint16(buf[i+0+16]) << 0) | (uint16(buf[i+1+16]) << 8)
}
{
d.UI32 = 0 | (uint32(buf[i+0+18]) << 0) | (uint32(buf[i+1+18]) << 8) | (uint32(buf[i+2+18]) << 16) | (uint32(buf[i+3+18]) << 24)
}
{
d.UI64 = 0 | (uint64(buf[i+0+22]) << 0) | (uint64(buf[i+1+22]) << 8) | (uint64(buf[i+2+22]) << 16) | (uint64(buf[i+3+22]) << 24) | (uint64(buf[i+4+22]) << 32) | (uint64(buf[i+5+22]) << 40) | (uint64(buf[i+6+22]) << 48) | (uint64(buf[i+7+22]) << 56)
}
{
l := uint64(0)
{
bs := uint8(7)
t := uint64(buf[i+30] & 0x7F)
for buf[i+30]&0x80 == 0x80 {
i++
t |= uint64(buf[i+30]&0x7F) << bs
bs += 7
}
i++
l = t
}
d.S = string(buf[i+30 : i+30+l])
i += l
}
{
if buf[i+30] == 1 {
if d.Sp == nil {
d.Sp = new(string)
}
{
l := uint64(0)
{
bs := uint8(7)
t := uint64(buf[i+31] & 0x7F)
for buf[i+31]&0x80 == 0x80 {
i++
t |= uint64(buf[i+31]&0x7F) << bs
bs += 7
}
i++
l = t
}
(*d.Sp) = string(buf[i+31 : i+31+l])
i += l
}
i += 0
} else {
d.Sp = nil
}
}
{
l := uint64(0)
{
bs := uint8(7)
t := uint64(buf[i+31] & 0x7F)
for buf[i+31]&0x80 == 0x80 {
i++
t |= uint64(buf[i+31]&0x7F) << bs
bs += 7
}
i++
l = t
}
if uint64(cap(d.Sa)) >= l {
d.Sa = d.Sa[:l]
} else {
d.Sa = make([]string, l)
}
for k0 := range d.Sa {
{
l := uint64(0)
{
bs := uint8(7)
t := uint64(buf[i+31] & 0x7F)
for buf[i+31]&0x80 == 0x80 {
i++
t |= uint64(buf[i+31]&0x7F) << bs
bs += 7
}
i++
l = t
}
d.Sa[k0] = string(buf[i+31 : i+31+l])
i += l
}
}
}
{
if buf[i+31] == 1 {
if d.Sap == nil {
d.Sap = new([]string)
}
{
l := uint64(0)
{
bs := uint8(7)
t := uint64(buf[i+32] & 0x7F)
for buf[i+32]&0x80 == 0x80 {
i++
t |= uint64(buf[i+32]&0x7F) << bs
bs += 7
}
i++
l = t
}
if uint64(cap((*d.Sap))) >= l {
(*d.Sap) = (*d.Sap)[:l]
} else {
(*d.Sap) = make([]string, l)
}
for k0 := range *d.Sap {
{
l := uint64(0)
{
bs := uint8(7)
t := uint64(buf[i+32] & 0x7F)
for buf[i+32]&0x80 == 0x80 {
i++
t |= uint64(buf[i+32]&0x7F) << bs
bs += 7
}
i++
l = t
}
(*d.Sap)[k0] = string(buf[i+32 : i+32+l])
i += l
}
}
}
i += 0
} else {
d.Sap = nil
}
}
{
d.B = buf[i+32]
}
{
if buf[i+33] == 1 {
if d.Bp == nil {
d.Bp = new(byte)
}
{
(*d.Bp) = buf[i+34]
}
i++
} else {
d.Bp = nil
}
}
{
l := uint64(0)
{
bs := uint8(7)
t := uint64(buf[i+34] & 0x7F)
for buf[i+34]&0x80 == 0x80 {
i++
t |= uint64(buf[i+34]&0x7F) << bs
bs += 7
}
i++
l = t
}
if uint64(cap(d.Ba)) >= l {
d.Ba = d.Ba[:l]
} else {
d.Ba = make([]byte, l)
}
copy(d.Ba, buf[i+34:])
i += l
}
{
if buf[i+34] == 1 {
if d.Bap == nil {
d.Bap = new([]byte)
}
{
l := uint64(0)
{
bs := uint8(7)
t := uint64(buf[i+35] & 0x7F)
for buf[i+35]&0x80 == 0x80 {
i++
t |= uint64(buf[i+35]&0x7F) << bs
bs += 7
}
i++
l = t
}
if uint64(cap((*d.Bap))) >= l {
(*d.Bap) = (*d.Bap)[:l]
} else {
(*d.Bap) = make([]byte, l)
}
copy((*d.Bap), buf[i+35:])
i += l
}
i += 0
} else {
d.Bap = nil
}
}
return i + 35, nil
}

View file

@ -0,0 +1,9 @@
package dsd
// GenCodeCompatible is an interface to identify and use gencode compatible structs.
type GenCodeCompatible interface {
// GenCodeMarshal gencode marshalls the struct into the given byte array, or a new one if its too small.
GenCodeMarshal(buf []byte) ([]byte, error)
// GenCodeUnmarshal gencode unmarshalls the struct and returns the bytes read.
GenCodeUnmarshal(buf []byte) (uint64, error)
}

23
formats/dsd/tests.gencode Normal file
View file

@ -0,0 +1,23 @@
struct SimpleTestStruct {
S string
B byte
}
struct GenCodeTestStructure {
I8 int8
I16 int16
I32 int32
I64 int64
UI8 uint8
UI16 uint16
UI32 uint32
UI64 uint64
S string
Sp *string
Sa []string
Sap *[]string
B byte
Bp *byte
Ba []byte
Bap *[]byte
}