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/*
 * librdkafka - Apache Kafka C library
 *
 * Copyright (c) 2012-2015, Magnus Edenhill
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met: 
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer. 
 * 2. 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. 
 * 
 * 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.
 */
#ifndef _RDKAFKA_REQUEST_H_
#define _RDKAFKA_REQUEST_H_

#include "rdkafka_cgrp.h"
#include "rdkafka_feature.h"


#define RD_KAFKA_ERR_ACTION_PERMANENT  0x1 /* Permanent error */
#define RD_KAFKA_ERR_ACTION_IGNORE     0x2 /* Error can be ignored */
#define RD_KAFKA_ERR_ACTION_REFRESH    0x4 /* Refresh state (e.g., metadata) */
#define RD_KAFKA_ERR_ACTION_RETRY      0x8 /* Retry request after backoff */
#define RD_KAFKA_ERR_ACTION_INFORM    0x10 /* Inform application about err */
#define RD_KAFKA_ERR_ACTION_SPECIAL   0x20 /* Special-purpose, depends on context */
#define RD_KAFKA_ERR_ACTION_END          0 /* var-arg sentinel */

int rd_kafka_err_action (rd_kafka_broker_t *rkb,
			 rd_kafka_resp_err_t err,
			 rd_kafka_buf_t *rkbuf,
			 rd_kafka_buf_t *request, ...);


void rd_kafka_GroupCoordinatorRequest (rd_kafka_broker_t *rkb,
                                       const rd_kafkap_str_t *cgrp,
                                       rd_kafka_replyq_t replyq,
                                       rd_kafka_resp_cb_t *resp_cb,
                                       void *opaque);

rd_kafka_resp_err_t rd_kafka_handle_Offset (rd_kafka_t *rk,
					    rd_kafka_broker_t *rkb,
					    rd_kafka_resp_err_t err,
					    rd_kafka_buf_t *rkbuf,
					    rd_kafka_buf_t *request,
                                            rd_kafka_topic_partition_list_t
                                            *offsets);

void rd_kafka_OffsetRequest (rd_kafka_broker_t *rkb,
                             rd_kafka_topic_partition_list_t *offsets,
                             int16_t api_version,
                             rd_kafka_replyq_t replyq,
                             rd_kafka_resp_cb_t *resp_cb,
                             void *opaque);

rd_kafka_resp_err_t
rd_kafka_handle_OffsetFetch (rd_kafka_t *rk,
			     rd_kafka_broker_t *rkb,
			     rd_kafka_resp_err_t err,
			     rd_kafka_buf_t *rkbuf,
			     rd_kafka_buf_t *request,
			     rd_kafka_topic_partition_list_t *offsets,
			     int update_toppar);

void rd_kafka_op_handle_OffsetFetch (rd_kafka_t *rk,
				     rd_kafka_broker_t *rkb,
                                     rd_kafka_resp_err_t err,
                                     rd_kafka_buf_t *rkbuf,
                                     rd_kafka_buf_t *request,
                                     void *opaque);

void rd_kafka_OffsetFetchRequest (rd_kafka_broker_t *rkb,
                                  int16_t api_version,
                                  rd_kafka_topic_partition_list_t *parts,
                                  rd_kafka_replyq_t replyq,
                                  rd_kafka_resp_cb_t *resp_cb,
                                  void *opaque);



rd_kafka_resp_err_t
rd_kafka_handle_OffsetCommit (rd_kafka_t *rk,
			      rd_kafka_broker_t *rkb,
			      rd_kafka_resp_err_t err,
			      rd_kafka_buf_t *rkbuf,
			      rd_kafka_buf_t *request,
			      rd_kafka_topic_partition_list_t *offsets);
int rd_kafka_OffsetCommitRequest (rd_kafka_broker_t *rkb,
				  rd_kafka_cgrp_t *rkcg,
				  int16_t api_version,
				  rd_kafka_topic_partition_list_t *offsets,
				  rd_kafka_replyq_t replyq,
				  rd_kafka_resp_cb_t *resp_cb,
				  void *opaque, const char *reason);



void rd_kafka_JoinGroupRequest (rd_kafka_broker_t *rkb,
                                const rd_kafkap_str_t *group_id,
                                const rd_kafkap_str_t *member_id,
                                const rd_kafkap_str_t *protocol_type,
				const rd_list_t *topics,
                                rd_kafka_replyq_t replyq,
                                rd_kafka_resp_cb_t *resp_cb,
                                void *opaque);


void rd_kafka_LeaveGroupRequest (rd_kafka_broker_t *rkb,
                                 const rd_kafkap_str_t *group_id,
                                 const rd_kafkap_str_t *member_id,
                                 rd_kafka_replyq_t replyq,
                                 rd_kafka_resp_cb_t *resp_cb,
                                 void *opaque);
void rd_kafka_handle_LeaveGroup (rd_kafka_t *rk,
				 rd_kafka_broker_t *rkb,
                                 rd_kafka_resp_err_t err,
                                 rd_kafka_buf_t *rkbuf,
                                 rd_kafka_buf_t *request,
                                 void *opaque);

void rd_kafka_SyncGroupRequest (rd_kafka_broker_t *rkb,
                                const rd_kafkap_str_t *group_id,
                                int32_t generation_id,
                                const rd_kafkap_str_t *member_id,
                                const rd_kafka_group_member_t
                                *assignments,
                                int assignment_cnt,
                                rd_kafka_replyq_t replyq,
                                rd_kafka_resp_cb_t *resp_cb,
                                void *opaque);
void rd_kafka_handle_SyncGroup (rd_kafka_t *rk,
				rd_kafka_broker_t *rkb,
                                rd_kafka_resp_err_t err,
                                rd_kafka_buf_t *rkbuf,
                                rd_kafka_buf_t *request,
                                void *opaque);

void rd_kafka_ListGroupsRequest (rd_kafka_broker_t *rkb,
                                 rd_kafka_replyq_t replyq,
                                 rd_kafka_resp_cb_t *resp_cb,
                                 void *opaque);

void rd_kafka_DescribeGroupsRequest (rd_kafka_broker_t *rkb,
                                     const char **groups, int group_cnt,
                                     rd_kafka_replyq_t replyq,
                                     rd_kafka_resp_cb_t *resp_cb,
                                     void *opaque);


void rd_kafka_HeartbeatRequest (rd_kafka_broker_t *rkb,
                                const rd_kafkap_str_t *group_id,
                                int32_t generation_id,
                                const rd_kafkap_str_t *member_id,
                                rd_kafka_replyq_t replyq,
                                rd_kafka_resp_cb_t *resp_cb,
                                void *opaque);

rd_kafka_resp_err_t
rd_kafka_MetadataRequest (rd_kafka_broker_t *rkb,
                          const rd_list_t *topics, const char *reason,
                          rd_kafka_op_t *rko);

rd_kafka_resp_err_t
rd_kafka_handle_ApiVersion (rd_kafka_t *rk,
			    rd_kafka_broker_t *rkb,
			    rd_kafka_resp_err_t err,
			    rd_kafka_buf_t *rkbuf,
			    rd_kafka_buf_t *request,
			    struct rd_kafka_ApiVersion **apis,
			    size_t *api_cnt);
void rd_kafka_ApiVersionRequest (rd_kafka_broker_t *rkb,
				 rd_kafka_replyq_t replyq,
				 rd_kafka_resp_cb_t *resp_cb,
				 void *opaque, int flash_msg);

void rd_kafka_SaslHandshakeRequest (rd_kafka_broker_t *rkb,
				    const char *mechanism,
				    rd_kafka_replyq_t replyq,
				    rd_kafka_resp_cb_t *resp_cb,
				    void *opaque, int flash_msg);

int rd_kafka_ProduceRequest (rd_kafka_broker_t *rkb, rd_kafka_toppar_t *rktp);

#endif /* _RDKAFKA_REQUEST_H_ */