func (dec *Decoder) readBlob(blobHeader *OSMPBF.BlobHeader) (*OSMPBF.Blob, error) {
buf := make([]byte, blobHeader.GetDatasize())
if _, err := io.ReadFull(dec.r, buf); err != nil {
return nil, err
}
blob := new(OSMPBF.Blob)
if err := proto.Unmarshal(buf, blob); err != nil {
return nil, err
}
return blob, nil
}
func (dec *Decoder) readBlob(blobHeader *OSMPBF.BlobHeader) (*OSMPBF.Blob, error) {
dec.buf.Reset()
if _, err := io.CopyN(dec.buf, dec.r, int64(blobHeader.GetDatasize())); err != nil {
return nil, err
}
blob := new(OSMPBF.Blob)
if err := proto.Unmarshal(dec.buf.Bytes(), blob); err != nil {
return nil, err
}
return blob, nil
}
func (dec *Decoder) readBlobHeader(size uint32) (*OSMPBF.BlobHeader, error) {
buf := make([]byte, size)
if _, err := io.ReadFull(dec.r, buf); err != nil {
return nil, err
}
blobHeader := new(OSMPBF.BlobHeader)
if err := proto.Unmarshal(buf, blobHeader); err != nil {
return nil, err
}
if blobHeader.GetDatasize() >= maxBlobSize {
return nil, errors.New("Blob size >= 32Mb")
}
return blobHeader, nil
}
func (dec *Decoder) readBlobHeader(size uint32) (*OSMPBF.BlobHeader, error) {
dec.buf.Reset()
if _, err := io.CopyN(dec.buf, dec.r, int64(size)); err != nil {
return nil, err
}
blobHeader := new(OSMPBF.BlobHeader)
if err := proto.Unmarshal(dec.buf.Bytes(), blobHeader); err != nil {
return nil, err
}
if blobHeader.GetDatasize() >= MaxBlobSize {
return nil, errors.New("Blob size >= 32Mb")
}
return blobHeader, nil
}