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49 lines
1.3 KiB
49 lines
1.3 KiB
3 years ago
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/**
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* Copyright 2016 Confluent Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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/**
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* Glue between Go, Cgo and librdkafka
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*/
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/**
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* Temporary C to Go header representation
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*/
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typedef struct tmphdr_s {
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const char *key;
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const void *val; // producer: malloc()ed by Go code if size > 0
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// consumer: owned by librdkafka
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ssize_t size;
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} tmphdr_t;
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/**
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* @struct This is a glue struct used by the C code in this client to
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* effectively map fields from a librdkafka rd_kafka_message_t
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* to something usable in Go with as few CGo calls as possible.
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*/
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typedef struct glue_msg_s {
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rd_kafka_message_t *msg;
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rd_kafka_timestamp_type_t tstype;
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int64_t ts;
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tmphdr_t *tmphdrs;
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size_t tmphdrsCnt;
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int8_t want_hdrs; /**< If true, copy headers */
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} glue_msg_t;
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