b5240743e9
- Major overhaul of the source code to make maintenance and support for new compression formats easier. - Use "liblzma" instead of "xzcat" for dealing with LZMA compressed RPMs.
67 lines
2 KiB
C
67 lines
2 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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#define FILEIO_INTERNAL /**/
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#include "fileio.h"
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#include <stdlib.h>
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static void
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PlainCloseFunc(FileHandle *fh)
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{
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int *fd_p = fh->fh_InstData;
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if (*fd_p >= 0)
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(void)close(*fd_p);
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}
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static ssize_t
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PlainReadFunc(FileHandle *fh, void *buffer, size_t bytes)
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{
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int *fd_p = fh->fh_InstData;
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return read(*fd_p, buffer, bytes);
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}
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FileHandle *
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FileHandlePlain(int *fd_p)
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{
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FileHandle *fh;
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fh = FileHandleCreate(PlainCloseFunc, PlainReadFunc, sizeof(int));
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if (fh != NULL) {
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int *new_fd_p = fh->fh_InstData;
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*new_fd_p = *fd_p;
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*fd_p = -1;
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}
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return fh;
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}
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