77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
/**
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* Copyright (C) 2008 Happy Fish / YuQing
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*
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* FastDFS may be copied only under the terms of the GNU General
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* Public License V3, which may be found in the FastDFS source kit.
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* Please visit the FastDFS Home Page http://www.fastken.com/ for more detail.
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**/
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//storage_dio.h
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#ifndef _STORAGE_DIO_H
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#define _STORAGE_DIO_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <pthread.h>
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#include "tracker_types.h"
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#include "fastcommon/fast_task_queue.h"
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#include "fastcommon/fast_blocked_queue.h"
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struct storage_dio_context
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{
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struct fast_blocked_queue queue;
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};
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struct storage_dio_thread_data
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{
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/* for mixed read / write */
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struct storage_dio_context *contexts;
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int count; //context count
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/* for separated read / write */
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struct storage_dio_context *reader;
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struct storage_dio_context *writer;
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern volatile int g_dio_thread_count;
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int storage_dio_init();
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void storage_dio_terminate();
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int storage_dio_get_thread_index(struct fast_task_info *pTask, \
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const int store_path_index, const char file_op);
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int storage_dio_queue_push(struct fast_task_info *pTask);
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int dio_read_file(struct fast_task_info *pTask);
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int dio_write_file(struct fast_task_info *pTask);
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int dio_truncate_file(struct fast_task_info *pTask);
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int dio_delete_normal_file(struct fast_task_info *pTask);
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int dio_delete_trunk_file(struct fast_task_info *pTask);
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int dio_discard_file(struct fast_task_info *pTask);
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void dio_read_finish_clean_up(struct fast_task_info *pTask);
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void dio_write_finish_clean_up(struct fast_task_info *pTask);
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void dio_append_finish_clean_up(struct fast_task_info *pTask);
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void dio_trunk_write_finish_clean_up(struct fast_task_info *pTask);
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void dio_modify_finish_clean_up(struct fast_task_info *pTask);
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#define dio_truncate_finish_clean_up dio_read_finish_clean_up
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int dio_check_trunk_file_ex(int fd, const char *filename, const int64_t offset);
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int dio_check_trunk_file_when_upload(struct fast_task_info *pTask);
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int dio_check_trunk_file_when_sync(struct fast_task_info *pTask);
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int dio_write_chunk_header(struct fast_task_info *pTask);
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#ifdef __cplusplus
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}
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#endif
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#endif
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