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/* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
/** \file
* \ingroup bli
*
* Functions for generating and handling "Session UUIDs".
*
* Note that these are not true universally-unique identifiers, but only unique during the current
* Blender session.
*
* For true UUIDs, see `BLI_uuid.h`.
*/
#ifdef __cplusplus
extern "C" {
#endif
#include "DNA_session_uuid_types.h"
/** Generate new UUID which is unique throughout the Blender session. */
SessionUUID BLI_session_uuid_generate(void);
/** Check whether the UUID is properly generated. */
bool BLI_session_uuid_is_generated(const SessionUUID *uuid);
/** Check whether two UUIDs are identical. */
bool BLI_session_uuid_is_equal(const SessionUUID *lhs, const SessionUUID *rhs);
uint64_t BLI_session_uuid_hash_uint64(const SessionUUID *uuid);
/* Utility functions to make it possible to create GHash/GSet with UUID as a key. */
uint BLI_session_uuid_ghash_hash(const void *uuid_v);
bool BLI_session_uuid_ghash_compare(const void *lhs_v, const void *rhs_v);
#ifdef __cplusplus
}
#endif
#ifdef __cplusplus
namespace blender {
inline const bool operator==(const SessionUUID &lhs, const SessionUUID &rhs)
{
return BLI_session_uuid_is_equal(&lhs, &rhs);
}
template<typename T> struct DefaultHash;
template<> struct DefaultHash<SessionUUID> {
uint64_t operator()(const SessionUUID &value) const
{
return BLI_session_uuid_hash_uint64(&value);
}
};
} // namespace blender
#endif
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