1 /* $OpenBSD: doi.c,v 1.5 1999/04/19 19:54:53 niklas Exp $ */ 2 /* $EOM: doi.c,v 1.4 1999/04/02 00:57:36 niklas Exp $ */ 3 4 /* 5 * Copyright (c) 1998, 1999 Niklas Hallqvist. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Ericsson Radio Systems. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /* 34 * This code was written under funding by Ericsson Radio Systems. 35 */ 36 37 #include <sys/param.h> 38 39 #include "sysdep.h" 40 41 #include "doi.h" 42 43 static LIST_HEAD (doi_list, doi) doi_tab; 44 45 void 46 doi_init () 47 { 48 LIST_INIT (&doi_tab); 49 } 50 51 struct doi * 52 doi_lookup (u_int8_t doi_id) 53 { 54 struct doi *doi; 55 56 for (doi = LIST_FIRST (&doi_tab); doi && doi->id != doi_id; 57 doi = LIST_NEXT (doi, link)) 58 ; 59 return doi; 60 } 61 62 void 63 doi_register (struct doi *doi) 64 { 65 LIST_INSERT_HEAD (&doi_tab, doi, link); 66 } 67 68