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#include "TypedArray.h"
#include <iostream>
#define DATAVIEW_TYPED_RETURN(type) \
type retVal;\
memcpy(&retVal, _buffer->_data + (_start + index), sizeof(type));\
return retVal;
#define DATAVIEW_TYPED_SET(type) \
memcpy(_buffer->_data + (_start + index), &value, sizeof(type));
namespace uscxml {
ArrayBuffer::Buffer::~Buffer() {
free(_data);
}
ArrayBuffer::Buffer::Buffer(size_t size) {
_data = (char*)malloc(size);
memset(_data, 0, size);
_size = size;
}
ArrayBuffer::Buffer::Buffer(void* data, size_t size) {
_data = (char*)malloc(size);
memcpy(_data, data, size);
_size = size;
}
ArrayBuffer::ArrayBuffer(unsigned long length) {
_buffer = boost::shared_ptr<Buffer>(new Buffer(length));
}
ArrayBuffer::ArrayBuffer(boost::shared_ptr<ArrayBuffer::Buffer> buffer) : _buffer(buffer) {
}
ArrayBuffer::ArrayBuffer(void* data, unsigned int size) {
_buffer = boost::shared_ptr<Buffer>(new Buffer(data, size));
}
unsigned long ArrayBuffer::getByteLength() {
return _buffer->_size;
}
ArrayBuffer ArrayBuffer::slice(long begin, long length) {
ArrayBuffer arrBuffer(length);
memcpy(arrBuffer._buffer->_data, _buffer->_data + begin, length);
return arrBuffer;
}
ArrayBuffer ArrayBuffer::slice(long begin) {
return slice(begin, _buffer->_size - begin);
}
bool ArrayBuffer::isView(void*) {
return true;
}
ArrayBuffer::operator bool() {
return _buffer;
}
ArrayBuffer ArrayBufferView::getBuffer() {
return ArrayBuffer(_buffer);
}
DataView::DataView(ArrayBuffer* buffer, unsigned long start, unsigned long length) {
_start = start;
_end = start + length;
_buffer = buffer->_buffer;
}
DataView::DataView(ArrayBuffer* buffer , unsigned long start) {
_start = start;
_end = buffer->_buffer->_size;
_buffer = buffer->_buffer;
}
DataView::DataView(ArrayBuffer* buffer) {
_start = 0;
_end = (buffer->_buffer->_size);
_buffer = buffer->_buffer;
}
unsigned long DataView::getByteOffset() {
return _start;
}
unsigned long DataView::getByteLength() {
return _end - _start;
}
unsigned long DataView::getLength() {
return _end - _start;
}
char DataView::getInt8(unsigned long index) {
DATAVIEW_TYPED_RETURN(int8_t);
}
unsigned char DataView::getUint8(unsigned long index) {
DATAVIEW_TYPED_RETURN(uint8_t);
}
short DataView::getInt16(unsigned long index, bool littleEndian) {
DATAVIEW_TYPED_RETURN(int16_t);
}
unsigned short DataView::getUint16(unsigned long index, bool littleEndian) {
DATAVIEW_TYPED_RETURN(uint16_t);
}
long DataView::getInt32(unsigned long index, bool littleEndian) {
DATAVIEW_TYPED_RETURN(int32_t);
}
unsigned long DataView::getUint32(unsigned long index, bool littleEndian) {
DATAVIEW_TYPED_RETURN(uint32_t);
}
float DataView::getFloat32(unsigned long index, bool littleEndian) {
DATAVIEW_TYPED_RETURN(float);
}
double DataView::getFloat64(unsigned long index, bool littleEndian) {
DATAVIEW_TYPED_RETURN(double);
}
void DataView::setInt8(long index, char value) {
DATAVIEW_TYPED_SET(int8_t);
}
void DataView::setUint8(long index, unsigned char value) {
DATAVIEW_TYPED_SET(uint8_t);
}
void DataView::setInt16(long index, short value, bool) {
DATAVIEW_TYPED_SET(int16_t);
}
void DataView::setUint16(long index, unsigned short value, bool littleEndian) {
DATAVIEW_TYPED_SET(uint16_t);
}
void DataView::setInt32(long index, long value, bool littleEndian) {
DATAVIEW_TYPED_SET(int32_t);
}
void DataView::setUint32(long index, unsigned long value, bool littleEndian) {
DATAVIEW_TYPED_SET(uint32_t);
}
void DataView::setFloat32(long index, float value, bool littleEndian) {
DATAVIEW_TYPED_SET(float);
}
void DataView::setFloat64(long index, double value, bool littleEndian) {
DATAVIEW_TYPED_SET(double);
}
}
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