void MemoryView::read(MemoryView& dest) {
const auto thisSize = size();
if (thisSize < dest.size()) {
raise<OverflowException>("dest", thisSize, 0, dest.size());
}
memcpy(dest.dataAddress(), dataAddress(), dest.size());
// TODO(abbyssoul): return Result<>;
}
void MemoryView::write(const MemoryView& source, size_type offset) {
const auto thisSize = size();
if (offset > thisSize) { // Make sure that offset is within [0, size())
raise<IndexOutOfRangeException>("offset", offset, 0, thisSize);
}
if (source.size() >= thisSize - offset) { // Make sure that source is writing no more then there is room.
raise<OverflowException>("source", source.size(), 0, thisSize - offset);
}
memcpy(dataAddress(offset), source.dataAddress(), source.size());
// TODO(abbyssoul): return Result<>;
}
void MemoryView::read(MemoryView& dest, size_type bytesToRead, size_type offset) {
const auto thisSize = size();
if (thisSize < offset) { // Make sure that offset is within [0, size())
raise<IndexOutOfRangeException>("offset", offset, 0, thisSize);
}
if (bytesToRead > thisSize - offset) { // Make sure that bytes to read is within [offset, size())
raise<IndexOutOfRangeException>("bytesToRead", offset, 0, thisSize - offset);
}
if (dest.size() < bytesToRead) { // Make sure that dest has enough space to store data
raise<OverflowException>("dest.size()", dest.size(), 0, bytesToRead);
}
memcpy(dest.dataAddress(), dataAddress(offset), bytesToRead);
// TODO(abbyssoul): return Result<>;
}
