| 1 | /* |
| 2 | * Copyright (C) 2022 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0-only |
| 5 | * |
| 6 | */ |
| 7 | |
| 8 | #ifndef LTTNG_UST_FIELD_CONVERT_H |
| 9 | #define LTTNG_UST_FIELD_CONVERT_H |
| 10 | |
| 11 | #include "field.hpp" |
| 12 | #include "ust-registry.hpp" |
| 13 | #include "ust-registry-session.hpp" |
| 14 | |
| 15 | #include <cstddef> |
| 16 | #include <vector> |
| 17 | #include <type_traits> |
| 18 | |
| 19 | namespace lttng { |
| 20 | namespace sessiond { |
| 21 | namespace ust { |
| 22 | |
| 23 | enum class ctl_field_quirks : unsigned int { |
| 24 | NONE = 0, |
| 25 | /* |
| 26 | * LTTng-UST with ABI major version <= 9 express variants with a tag |
| 27 | * enumeration that doesn't match the fields of the variant. The |
| 28 | * tag's mapping names are systematically prefixed with an underscore. |
| 29 | */ |
| 30 | UNDERSCORE_PREFIXED_VARIANT_TAG_MAPPINGS = 1 << 0, |
| 31 | }; |
| 32 | |
| 33 | inline ctl_field_quirks operator&(ctl_field_quirks lhs, ctl_field_quirks rhs) |
| 34 | { |
| 35 | using enum_type = std::underlying_type<ctl_field_quirks>::type; |
| 36 | return ctl_field_quirks(static_cast<enum_type>(lhs) & static_cast<enum_type>(rhs)); |
| 37 | } |
| 38 | |
| 39 | inline ctl_field_quirks operator|(ctl_field_quirks lhs, ctl_field_quirks rhs) |
| 40 | { |
| 41 | using enum_type = std::underlying_type<ctl_field_quirks>::type; |
| 42 | return ctl_field_quirks(static_cast<enum_type>(lhs) | static_cast<enum_type>(rhs)); |
| 43 | } |
| 44 | |
| 45 | std::vector<trace::field::cuptr> create_trace_fields_from_ust_ctl_fields( |
| 46 | const lttng::sessiond::ust::registry_session& session, |
| 47 | const lttng_ust_ctl_field *fields, |
| 48 | std::size_t field_count, |
| 49 | trace::field_location::root lookup_root, |
| 50 | ctl_field_quirks quirks = ctl_field_quirks::NONE); |
| 51 | |
| 52 | } /* namespace ust */ |
| 53 | } /* namespace sessiond */ |
| 54 | } /* namespace lttng */ |
| 55 | |
| 56 | #endif /* LTTNG_UST_FIELD_CONVERT_H */ |