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67 lines
1.3 KiB
C
67 lines
1.3 KiB
C
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/*
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* getflags.c - Get a file flags on an ext2 file system
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*
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* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
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* Laboratoire MASI, Institut Blaise Pascal
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* Universite Pierre et Marie Curie (Paris VI)
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*
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* %Begin-Header%
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* This file may be redistributed under the terms of the GNU Library
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* General Public License, version 2.
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* %End-Header%
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*/
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/*
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* History:
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* 93/10/30 - Creation
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*/
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#if HAVE_ERRNO_H
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#include <errno.h>
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#endif
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#include <sys/types.h>
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#include <sys/stat.h>
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#if HAVE_EXT2_IOCTLS
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#include <sys/ioctl.h>
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#endif
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#include "e2p.h"
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int getflags (int fd, unsigned long * flags)
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{
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#if HAVE_STAT_FLAGS
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struct stat buf;
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if (fstat (fd, &buf) == -1)
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return -1;
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*flags = 0;
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#ifdef UF_IMMUTABLE
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if (buf.st_flags & UF_IMMUTABLE)
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*flags |= EXT2_IMMUTABLE_FL;
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#endif
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#ifdef UF_APPEND
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if (buf.st_flags & UF_APPEND)
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*flags |= EXT2_APPEND_FL;
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#endif
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#ifdef UF_NODUMP
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if (buf.st_flags & UF_NODUMP)
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*flags |= EXT2_NODUMP_FL;
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#endif
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return 0;
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#else
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#if HAVE_EXT2_IOCTLS
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int r, f;
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if (!fstat(fd, &buf) &&
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!S_ISREG(buf.st_mode) && !S_ISDIR(buf.st_mode))
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goto notsupp;
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r = ioctl (fd, EXT2_IOC_GETFLAGS, &f);
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*flags = f;
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return r;
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#endif /* HAVE_EXT2_IOCTLS */
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#endif
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errno = EOPNOTSUPP;
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return -1;
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}
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