ORE Studio 0.0.4
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span_context.hpp
1/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
2 *
3 * Copyright (C) 2025 Marco Craveiro <marco.craveiro@gmail.com>
4 *
5 * This program is free software; you can redistribute it and/or modify it under
6 * the terms of the GNU General Public License as published by the Free Software
7 * Foundation; either version 3 of the License, or (at your option) any later
8 * version.
9 *
10 * This program is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
13 * details.
14 *
15 * You should have received a copy of the GNU General Public License along with
16 * this program; if not, write to the Free Software Foundation, Inc., 51
17 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 *
19 */
20#ifndef ORES_TELEMETRY_DOMAIN_SPAN_CONTEXT_HPP
21#define ORES_TELEMETRY_DOMAIN_SPAN_CONTEXT_HPP
22
23#include <cstdint>
24#include "ores.telemetry/domain/trace_id.hpp"
25#include "ores.telemetry/domain/span_id.hpp"
26
28
37struct span_context final {
42
47
54 std::uint8_t trace_flags = 0x01;
55
59 bool is_valid() const;
60
64 bool is_sampled() const;
65
69 auto operator<=>(const span_context&) const = default;
70};
71
72}
73
74#endif
Domain types for telemetry and observability.
Definition attribute_value.hpp:29
Immutable context for trace propagation across boundaries.
Definition span_context.hpp:37
std::uint8_t trace_flags
W3C trace flags (8-bit). Bit 0 indicates if the trace is sampled.
Definition span_context.hpp:54
auto operator<=>(const span_context &) const =default
Default comparison operator.
span_id span
The span identifier. Unique within a trace.
Definition span_context.hpp:46
trace_id trace
The trace identifier. All spans in a trace share this ID.
Definition span_context.hpp:41
bool is_valid() const
Checks if the context is valid (both trace_id and span_id valid).
Definition span_context.cpp:24
bool is_sampled() const
Checks if this trace is marked as sampled.
Definition span_context.cpp:28
A 64-bit span identifier, compatible with OpenTelemetry.
Definition span_id.hpp:42
A 128-bit trace identifier, compatible with OpenTelemetry.
Definition trace_id.hpp:42