02a5551ba3
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1363904 13f79535-47bb-0310-9956-ffa450edef68
47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. 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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#ifndef __FUSE_FILE_HANDLE_H__
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#define __FUSE_FILE_HANDLE_H__
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#include <hdfs.h>
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#include <pthread.h>
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struct hdfsConn;
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/**
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*
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* dfs_fh_struct is passed around for open files. Fuse provides a hook (the context)
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* for storing file specific data.
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*
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* 2 Types of information:
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* a) a read buffer for performance reasons since fuse is typically called on 4K chunks only
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* b) the hdfs fs handle
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*
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*/
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typedef struct dfs_fh_struct {
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hdfsFile hdfsFH;
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struct hdfsConn *conn;
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char *buf;
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tSize bufferSize; //what is the size of the buffer we have
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off_t buffersStartOffset; //where the buffer starts in the file
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pthread_mutex_t mutex;
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} dfs_fh;
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#endif
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