コード例 #1
0
ファイル: utils.hpp プロジェクト: ChandKV/nvml
inline pool_base
pool_by_pptr(const persistent_ptr<T> ptr)
{
	auto pop = pmemobj_pool_by_oid(ptr.raw());
	if (!pop)
		throw pool_error("Object not in an open pool.");

	return pool_base(pop);
}
コード例 #2
0
ファイル: pool.hpp プロジェクト: danielscottt/nvml
	/**
	 * Opens an existing object store memory pool.
	 *
	 * @param path System path to the file containing the memory
	 *	pool or a pool set.
	 * @param layout Unique identifier of the pool as specified at
	 *	pool creation time.
	 *
	 * @return handle to the opened pool.
	 *
	 * @throw nvml::pool_error when an error during opening occurs.
	 */
	static pool_base
	open(const std::string &path, const std::string &layout)
	{
		pmemobjpool *pop = pmemobj_open(path.c_str(), layout.c_str());
		if (pop == nullptr)
			throw pool_error("Failed opening pool");

		return pool_base(pop);
	}
コード例 #3
0
ファイル: utils.hpp プロジェクト: ChandKV/nvml
inline pool_base
pool_by_vptr(const T *that)
{
	auto pop = pmemobj_pool_by_ptr(that);
	if (!pop)
		throw pool_error("Object not in an open pool.");

	return pool_base(pop);
}
コード例 #4
0
ファイル: pool.hpp プロジェクト: danielscottt/nvml
	/**
	 * Creates a new transactional object store pool.
	 *
	 * @param path System path to the file to be created. If exists
	 *	the pool can be created in-place depending on the size
	 *	parameter. Existing file must be zeroed.
	 * @param layout Unique identifier of the pool, can be a
	 *	NULL-terminated string.
	 * @param size Size of the pool in bytes. If zero and the file
	 *	exists the pool is created in-place.
	 * @param mode File mode for the new file.
	 *
	 * @return handle to the created pool.
	 *
	 * @throw nvml::pool_error when an error during creation occurs.
	 */
	static pool_base
	create(const std::string &path, const std::string &layout,
	       std::size_t size = PMEMOBJ_MIN_POOL,
	       mode_t mode = S_IWUSR | S_IRUSR)
	{
		pmemobjpool *pop = pmemobj_create(path.c_str(), layout.c_str(),
						  size, mode);
		if (pop == nullptr)
			throw pool_error("Failed creating pool");

		return pool_base(pop);
	}