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67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
/*-
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* Copyright (c) 2011 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Matthias Scheler.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef FILEIO_H
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#define FILEIO_H
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#include <stdbool.h>
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#include <unistd.h>
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typedef struct FileHandleStruct FileHandle;
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extern void FileHandleClose(FileHandle *);
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extern bool FileHandleRead(FileHandle *, void *, size_t);
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extern off_t FileHandleGetPos(const FileHandle *fh);
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extern FileHandle *FileHandleBZLib(int *);
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extern FileHandle *FileHandleLZMA(int *);
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extern FileHandle *FileHandlePlain(int *);
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extern FileHandle *FileHandleZLib(int *);
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#ifdef FILEIO_INTERNAL
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typedef void (*FileHandleCloseFunc)(struct FileHandleStruct *);
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typedef ssize_t (*FileHandleReadFunc)(struct FileHandleStruct *, void *,size_t);
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struct FileHandleStruct {
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FileHandleCloseFunc fh_CloseFunc;
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FileHandleReadFunc fh_ReadFunc;
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void *fh_InstData;
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off_t fh_Pos;
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};
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extern FileHandle *FileHandleCreate(FileHandleCloseFunc, FileHandleReadFunc,
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size_t);
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#endif /* FILEIO_INTERNAL */
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#endif /* !FILEIO_H */
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