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Diffstat (limited to 'src/core/ext/census/census_interface.h')
-rw-r--r-- | src/core/ext/census/census_interface.h | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/src/core/ext/census/census_interface.h b/src/core/ext/census/census_interface.h deleted file mode 100644 index a42b68ad65..0000000000 --- a/src/core/ext/census/census_interface.h +++ /dev/null @@ -1,61 +0,0 @@ -/* - * - * Copyright 2015 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_CENSUS_INTERFACE_H -#define GRPC_CORE_EXT_CENSUS_CENSUS_INTERFACE_H - -#include <grpc/support/port_platform.h> - -/* Maximum length of an individual census trace annotation. */ -#define CENSUS_MAX_ANNOTATION_LENGTH 200 - -/* Structure of a census op id. Define as structure because 64bit integer is not - available on every platform for C89. */ -typedef struct census_op_id { - uint32_t upper; - uint32_t lower; -} census_op_id; - -typedef struct census_rpc_stats census_rpc_stats; - -/* Initializes Census library. No-op if Census is already initialized. */ -void census_init(void); - -/* Shutdown Census Library. */ -void census_shutdown(void); - -/* Annotates grpc method name on a census_op_id. The method name has the format - of <full quantified rpc service name>/<rpc function name>. Returns 0 iff - op_id and method_name are all valid. op_id is valid after its creation and - before calling census_tracing_end_op(). - - TODO(hongyu): Figure out valid characters set for service name and command - name and document requirements here.*/ -int census_add_method_tag(census_op_id op_id, const char *method_name); - -/* Annotates tracing information to a specific op_id. - Up to CENSUS_MAX_ANNOTATION_LENGTH bytes are recorded. */ -void census_tracing_print(census_op_id op_id, const char *annotation); - -/* Starts tracing for an RPC. Returns a locally unique census_op_id */ -census_op_id census_tracing_start_op(void); - -/* Ends tracing. Calling this function will invalidate the input op_id. */ -void census_tracing_end_op(census_op_id op_id); - -#endif /* GRPC_CORE_EXT_CENSUS_CENSUS_INTERFACE_H */ |