StructuredLogCommon.h#

// SPDX-FileCopyrightText: Copyright (c) 2021-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
// SPDX-License-Identifier: LicenseRef-NvidiaProprietary
//
// NVIDIA CORPORATION, its affiliates and licensors retain all intellectual
// property and proprietary rights in and to this material, related
// documentation and any modifications thereto. Any use, reproduction,
// disclosure or distribution of this material and related documentation
// without an express license agreement from NVIDIA CORPORATION or
// its affiliates is strictly prohibited.
#pragma once

#include "../core/IObject.h"
#include "../extras/ForceLink.h"

namespace omni
{
namespace structuredlog
{

#define OMNI_STRUCTURED_LOG_EVENT_ID(schemaName, eventName, schemaVersion, parserVersion)                              \
    CARB_HASH_STRING(schemaName "-" eventName "-" schemaVersion "." parserVersion)

#ifndef DOXYGEN_SHOULD_SKIP_THIS

// used internally in OMNI_STRUCTURED_LOG_ADD_SCHEMA().  Do not call directly.
#    define OMNI_STRUCTURED_LOG_SCHEMA_ADDED_NAME(name_, version_, parser_, line_)                                     \
        OMNI_STRUCTURED_LOG_SCHEMA_ADDED_NAME_INNER(name_, version_, parser_, line_)

// used internally in OMNI_STRUCTURED_LOG_SCHEMA_ADDED_NAME().  Do not call directly.
#    define OMNI_STRUCTURED_LOG_SCHEMA_ADDED_NAME_INNER(name_, version_, parser_, line_)                               \
        sSchema_##name_##_##version_##_##parser_##_##line_

#endif

#define OMNI_STRUCTURED_LOG_ADD_SCHEMA(schemaType_, schemaName_, version_, parser_)                                    \
    CARB_ATTRIBUTE(weak)                                                                                               \
    CARB_DECLSPEC(selectany)                                                                                           \
    bool OMNI_STRUCTURED_LOG_SCHEMA_ADDED_NAME(schemaName_, version_, parser_, __LINE__) = []() {                      \
        omni::structuredlog::getModuleSchemas().push_back(&schemaType_::registerSchema);                               \
        return true;                                                                                                   \
    }();                                                                                                               \
    OMNI_FORCE_SYMBOL_LINK(                                                                                            \
        OMNI_STRUCTURED_LOG_SCHEMA_ADDED_NAME(schemaName_, version_, parser_, __LINE__), schemaRegistration)

enum class SchemaResult
{
    eSuccess,

    eAlreadyExists,

    eEventIdCollision,

    eFlagsDiffer,

    eOutOfEvents,

    eInvalidParameter,

    eEventNotInBlock,

    eOutOfMemory,
};

using EventId = uint64_t;

constexpr EventId kBadEventId = ~1ull;

constexpr const char* getSchemaResultName(SchemaResult result)
{
#ifndef DOXYGEN_SHOULD_SKIP_THIS
#    define OMNI_STRUCTUREDLOG_GETNAME(r, prefix)                                                                      \
        case r:                                                                                                        \
            return &(#r)[sizeof(#prefix) - 1]
    switch (result)
    {
        OMNI_STRUCTUREDLOG_GETNAME(SchemaResult::eSuccess, SchemaResult::e);
        OMNI_STRUCTUREDLOG_GETNAME(SchemaResult::eAlreadyExists, SchemaResult::e);
        OMNI_STRUCTUREDLOG_GETNAME(SchemaResult::eEventIdCollision, SchemaResult::e);
        OMNI_STRUCTUREDLOG_GETNAME(SchemaResult::eFlagsDiffer, SchemaResult::e);
        OMNI_STRUCTUREDLOG_GETNAME(SchemaResult::eOutOfEvents, SchemaResult::e);
        OMNI_STRUCTUREDLOG_GETNAME(SchemaResult::eInvalidParameter, SchemaResult::e);
        OMNI_STRUCTUREDLOG_GETNAME(SchemaResult::eEventNotInBlock, SchemaResult::e);
        OMNI_STRUCTUREDLOG_GETNAME(SchemaResult::eOutOfMemory, SchemaResult::e);
        default:
            return "<unknown_result>";
    }
#    undef OMNI_STRUCTUREDLOG_GETNAME
#endif
}

} // namespace structuredlog
} // namespace omni