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/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#pragma once
/** \file
* \ingroup bli
*
* Functions for generating and handling UUID structs according to RFC4122.
*
* Note that these are true UUIDs, not to be confused with the "session uuid" defined in
* `BLI_session_uuid.h`.
*/
#include "DNA_uuid_types.h"
#include "BLI_compiler_attrs.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* UUID generator for random (version 4) UUIDs. See RFC4122 section 4.4.
* This function is not thread-safe. */
UUID BLI_uuid_generate_random(void);
/** Compare two UUIDs, return true iff they are equal. */
bool BLI_uuid_equal(UUID uuid1, UUID uuid2);
/**
* Format UUID as string.
* The buffer must be at least 37 bytes (36 bytes for the UUID + terminating 0).
*/
void BLI_uuid_format(char *buffer, UUID uuid) ATTR_NONNULL();
/**
* Parse a string as UUID.
* The string MUST be in the format xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx,
* as produced by #BLI_uuid_format().
*
* Return true if the string could be parsed, and false otherwise. In the latter case, the UUID may
* have been partially updated.
*/
bool BLI_uuid_parse_string(UUID *uuid, const char *buffer) ATTR_NONNULL();
#ifdef __cplusplus
}
# include <ostream>
/** Output the UUID as formatted ASCII string, see #BLI_uuid_format(). */
std::ostream &operator<<(std::ostream &stream, UUID uuid);
#endif
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