Method Save

pcsx2/SIO/Memcard/MemoryCardFile.cpp:440–508

}

s32 FileMemoryCard::Save(uint slot, const u8* src, u32 adr, int size)
{
	std::FILE* mcfp = m_file[slot];

	if (!mcfp)
	{
		DevCon.Error("(FileMcd) Ignoring attempted save/write to disabled slot.");
		return 1;
	}

	if (m_ispsx[slot])
	{
		if (static_cast<int>(m_currentdata.size()) < size)
			m_currentdata.resize(size);
		for (int i = 0; i < size; i++)
			m_currentdata[i] = src[i];
	}
	else
	{
		if (!Seek(mcfp, adr))
			return 0;
		if (static_cast<int>(m_currentdata.size()) < size)
			m_currentdata.resize(size);

		const size_t read_result = std::fread(m_currentdata.data(), size, 1, mcfp);
		if (read_result == 0)
			Host::ReportErrorAsync("Memory Card Read Failed", "Error reading memory card.");

		for (int i = 0; i < size; i++)
		{
			if ((m_currentdata[i] & src[i]) != src[i])
				Console.Warning("(FileMcd) Warning: writing to uncleared data. (%d) [%08X]", slot, adr);
			m_currentdata[i] &= src[i];
		}

		// Checksumness
		{
			if (adr == m_chkaddr)
				Console.Warning("(FileMcd) Warning: checksum sector overwritten. (%d)", slot);

			u64* pdata = (u64*)&m_currentdata[0];
			u32 loops = size / 8;

			for (u32 i = 0; i < loops; i++)
				m_chksum[slot] ^= pdata[i];
		}
	}

	if (!Seek(mcfp, adr))
		return 0;

	if (std::fwrite(m_currentdata.data(), size, 1, mcfp) == 1)
	{
		static auto last = std::chrono::time_point<std::chrono::system_clock>();

		std::chrono::duration<float> elapsed = std::chrono::system_clock::now() - last;
		if (elapsed > std::chrono::seconds(5))
		{