package common // StreamWriter allows you to create a byte array by streaming in writes of various sizes type StreamWriter struct { data []byte } // CreateStreamWriter creates a new StreamWriter instance func CreateStreamWriter() *StreamWriter { result := &StreamWriter{ data: make([]byte, 0), } return result } // PushByte writes a byte to the stream func (v *StreamWriter) PushByte(val byte) { v.data = append(v.data, val) } // PushWord writes an uint16 word to the stream func (v *StreamWriter) PushWord(val uint16) { v.data = append(v.data, byte(val&0xFF)) v.data = append(v.data, byte((val>>8)&0xFF)) } // PushSWord writes a int16 word to the stream func (v *StreamWriter) PushSWord(val int16) { v.data = append(v.data, byte(val&0xFF)) v.data = append(v.data, byte((val>>8)&0xFF)) } // PushDword writes a uint32 dword to the stream func (v *StreamWriter) PushDword(val uint32) { v.data = append(v.data, byte(val&0xFF)) v.data = append(v.data, byte((val>>8)&0xFF)) v.data = append(v.data, byte((val>>16)&0xFF)) v.data = append(v.data, byte((val>>24)&0xFF)) } // GetBytes returns the the byte slice of the underlying data func (v *StreamWriter) GetBytes() []byte { return v.data }