1 /* $NetBSD: tags.c,v 1.1.1.1 2008/12/22 00:18:17 haad Exp $ */ 2 3 /* 4 * Copyright (C) 2003-2004 Sistina Software, Inc. All rights reserved. 5 * Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved. 6 * 7 * This file is part of LVM2. 8 * 9 * This copyrighted material is made available to anyone wishing to use, 10 * modify, copy, or redistribute it subject to the terms and conditions 11 * of the GNU Lesser General Public License v.2.1. 12 * 13 * You should have received a copy of the GNU Lesser General Public License 14 * along with this program; if not, write to the Free Software Foundation, 15 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 16 */ 17 18 #include "lib.h" 19 #include "metadata.h" 20 #include "import-export.h" 21 #include "str_list.h" 22 #include "lvm-string.h" 23 24 int print_tags(struct dm_list *tags, char *buffer, size_t size) 25 { 26 struct str_list *sl; 27 int first = 1; 28 29 if (!emit_to_buffer(&buffer, &size, "[")) 30 return_0; 31 32 dm_list_iterate_items(sl, tags) { 33 if (!first) { 34 if (!emit_to_buffer(&buffer, &size, ", ")) 35 return_0; 36 } else 37 first = 0; 38 39 if (!emit_to_buffer(&buffer, &size, "\"%s\"", sl->str)) 40 return_0; 41 } 42 43 if (!emit_to_buffer(&buffer, &size, "]")) 44 return_0; 45 46 return 1; 47 } 48 49 int read_tags(struct dm_pool *mem, struct dm_list *tags, struct config_value *cv) 50 { 51 if (cv->type == CFG_EMPTY_ARRAY) 52 return 1; 53 54 while (cv) { 55 if (cv->type != CFG_STRING) { 56 log_error("Found a tag that is not a string"); 57 return 0; 58 } 59 60 if (!str_list_add(mem, tags, dm_pool_strdup(mem, cv->v.str))) 61 return_0; 62 63 cv = cv->next; 64 } 65 66 return 1; 67 } 68