Method ReadBlock

src/random_access_file.cpp:145–157

* Read a block. * @param ptr Destination buffer. * @param size Number of bytes to read. */

 * @param size Number of bytes to read.
 */
void RandomAccessFile::ReadBlock(void *ptr, size_t size)
{
	if (this->buffer != this->buffer_end) {
		size_t to_copy = std::min<size_t>(size, this->buffer_end - this->buffer);
		std::copy_n(this->buffer, to_copy, static_cast<uint8_t *>(ptr));
		this->buffer += to_copy;
		size -= to_copy;
		if (size == 0) return;
		ptr = static_cast<char *>(ptr) + to_copy;
	}

	this->pos += fread(ptr, 1, size, *this->file_handle);
}

/**
 * Skip \a n bytes ahead in the file.