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/*
*
* Copyright 2016, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/* Census-internal resource definition and manipluation functions. */
#ifndef GRPC_CORE_EXT_CENSUS_RESOURCE_H
#define GRPC_CORE_EXT_CENSUS_RESOURCE_H
#include <grpc/grpc.h>
#include "src/core/ext/census/gen/census.pb.h"
/* Internal representation of a resource. */
typedef struct {
char *name;
char *description;
int32_t prefix;
int n_numerators;
google_census_Resource_BasicUnit *numerators;
int n_denominators;
google_census_Resource_BasicUnit *denominators;
} resource;
/* Initialize and shutdown the resources subsystem. */
void initialize_resources(void);
void shutdown_resources(void);
/* Add a new resource, given a proposed resource structure. Returns the
resource ID, or -ve on failure.
TODO(aveitch): this function exists to support addition of the base
resources. It should be removed when we have the ability to add resources
from configuration files. */
int32_t define_resource(const resource *base);
#endif /* GRPC_CORE_EXT_CENSUS_RESOURCE_H */
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