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Contents
/*
*
* Copyright 2016 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifndef GRPC_CORE_EXT_CENSUS_TRACE_LABEL_H
#define GRPC_CORE_EXT_CENSUS_TRACE_LABEL_H
#include "src/core/ext/census/trace_string.h"
/* Trace label (key/value pair) stores a label name and the label value. The
value can be one of trace_string/int64_t/bool. */
typedef struct trace_label {
trace_string key;
enum label_type {
/* Unknown value for debugging/error purposes */
LABEL_UNKNOWN = 0,
/* A string value */
LABEL_STRING = 1,
/* An integer value. */
LABEL_INT = 2,
/* A boolean value. */
LABEL_BOOL = 3,
} value_type;
union value {
trace_string label_str;
int64_t label_int;
bool label_bool;
} value;
} trace_label;
#endif /* GRPC_CORE_EXT_CENSUS_TRACE_LABEL_H */
Version data entries
22 entries across 22 versions & 1 rubygems