Function find_files

libcppcryptfs/util/fileutil.cpp:311–421

#ifdef _WIN32
DWORD
find_files(CryptContext *con, const WCHAR *pt_path, const WCHAR *path, PCryptFillFindData fillData, void * dokan_cb, void * dokan_ctx)
{
	DWORD ret = 0;
	HANDLE hfind = INVALID_HANDLE_VALUE;

	bool reverse = con->GetConfig()->m_reverse;

	bool plaintext_names = con->GetConfig()->m_PlaintextNames;

	KeyDecryptor kdc(plaintext_names ? nullptr : &con->GetConfig()->m_keybuf_manager);

	list<wstring> files; // used only if case-insensitive

	try {

		wstring enc_path_search = path;

		WIN32_FIND_DATAW fdata, fdata_dot;

		if (enc_path_search[enc_path_search.size() - 1] != '\\')
			enc_path_search.push_back('\\');

		enc_path_search.push_back('*');

		hfind = FindFirstFile(&enc_path_search[0], &fdata);

		if (hfind == INVALID_HANDLE_VALUE)
			throw((int)GetLastError());

		BYTE dir_iv[DIR_IV_LEN];

		if (reverse) {
			if (!derive_path_iv(con, pt_path, dir_iv, TYPE_DIRIV)) {
				throw((int)ERROR_PATH_NOT_FOUND);
			}
		} else {
			if (!get_dir_iv(con, path, dir_iv)) {
				DWORD error = GetLastError();
				if (error == 0)
					error = ERROR_PATH_NOT_FOUND;
				throw((int)error);
			}
		}
	

		bool isRoot = !wcscmp(pt_path, L"\\");

		string actual_encrypted;

		wstring storage;

		storage.reserve(MAX_PATH);

		do {
			if (reverse && !wcscmp(fdata.cFileName, L".")) {
				fdata_dot = fdata;
			}