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9f28eb4c20
If compiling without udev_sync support, udev_get_library_context simply returns NULL so we don't need to remember putting ifdef UDEV_SYNC_SUPPORT in the code all the time we just need to check whether there's any udev context initialized or not.
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _LVM_WRAPPERS_H
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#define _LVM_WRAPPERS_H
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int udev_init_library_context(void);
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void *udev_get_library_context(void);
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void udev_fin_library_context(void);
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int udev_is_running(void);
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int lvm_getpagesize(void);
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/*
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* Read 'len' bytes of entropy from /dev/urandom and store in 'buf'.
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*/
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int read_urandom(void *buf, size_t len);
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/*
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* Return random integer in [0,max) interval
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*/
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unsigned lvm_even_rand(unsigned *seed, unsigned max);
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int clvmd_is_running(void);
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int cmirrord_is_running(void);
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#endif
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