src/bin/lttng-sessiond/ust-field-quirks.hpp

   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 <cstddef>
  12 #include <type_traits>
  13 #include <vector>
  14
  15 namespace lttng {
  16 namespace sessiond {
  17 namespace ust {
  18
  19 enum class ctl_field_quirks : unsigned int {
  20         NONE = 0,
  21         /*
  22          * LTTng-UST with ABI major version <= 9 express variants with a tag
  23          * enumeration that doesn't match the fields of the variant. The
  24          * tag's mapping names are systematically prefixed with an underscore.
  25          */
  26         UNDERSCORE_PREFIXED_VARIANT_TAG_MAPPINGS = 1 << 0,
  27 };
  28
  29 inline ctl_field_quirks operator&(ctl_field_quirks lhs, ctl_field_quirks rhs)
  30 {
  31         using enum_type = std::underlying_type<ctl_field_quirks>::type;
  32         return ctl_field_quirks(static_cast<enum_type>(lhs) & static_cast<enum_type>(rhs));
  33 }
  34
  35 inline ctl_field_quirks operator|(ctl_field_quirks lhs, ctl_field_quirks rhs)
  36 {
  37         using enum_type = std::underlying_type<ctl_field_quirks>::type;
  38         return ctl_field_quirks(static_cast<enum_type>(lhs) | static_cast<enum_type>(rhs));
  39 }
  40
  41 } /* namespace ust */
  42 } /* namespace sessiond */
  43 } /* namespace lttng */
  44
  45 #endif /* LTTNG_UST_FIELD_CONVERT_H */