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bda3982016
Internally, we used DM names instead of UUIDs while processing event handlers. This caused problems while trying to vgrename a VG with active LVs where the names are being changed and so the devices were not found then. The patch also contains a little bit of refactoring, moving "build_dlid" code found in dev_manager.c to "build_dm_uuid", now in lvm-string.c (so we have build_dm_uuid and build_dm_name at one place).
61 lines
1.7 KiB
C
61 lines
1.7 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2007 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _LVM_STRING_H
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#define _LVM_STRING_H
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#include <stdio.h>
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#include <stdarg.h>
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#define NAME_LEN 128
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#define UUID_PREFIX "LVM-"
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struct pool;
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int emit_to_buffer(char **buffer, size_t *size, const char *fmt, ...)
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__attribute__ ((format(printf, 3, 4)));
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char *build_dm_name(struct dm_pool *mem, const char *vg,
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const char *lv, const char *layer);
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char *build_dm_uuid(struct dm_pool *mem, const char *lvid,
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const char *layer);
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int validate_name(const char *n);
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/*
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* Returns number of occurrences of c in first len characters of str.
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*/
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unsigned count_chars(const char *str, size_t len, const int c);
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/*
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* Returns what length of escaped string would be including terminating NUL.
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*/
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size_t escaped_len(const char *str);
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/*
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* Copies a string from src to out.
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* Double quotation marks and backslashes are quoted with a backslash.
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* Caller must ensure *out has enough space - see escaped_len().
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* Returns *out.
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*/
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char *escape_double_quotes(char *out, const char *src);
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/*
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* Removes quoting of double quotation marks and backslashes in situ.
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*/
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void unescape_double_quotes(char *src);
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#endif
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