1219019Sgabor/* $FreeBSD$ */ 2219019Sgabor/* $NetBSD: citrus_mapper_none.c,v 1.2 2003/06/27 17:53:31 tshiozak Exp $ */ 3219019Sgabor 4219019Sgabor/*- 5219019Sgabor * Copyright (c)2003 Citrus Project, 6219019Sgabor * All rights reserved. 7219019Sgabor * 8219019Sgabor * Redistribution and use in source and binary forms, with or without 9219019Sgabor * modification, are permitted provided that the following conditions 10219019Sgabor * are met: 11219019Sgabor * 1. Redistributions of source code must retain the above copyright 12219019Sgabor * notice, this list of conditions and the following disclaimer. 13219019Sgabor * 2. Redistributions in binary form must reproduce the above copyright 14219019Sgabor * notice, this list of conditions and the following disclaimer in the 15219019Sgabor * documentation and/or other materials provided with the distribution. 16219019Sgabor * 17219019Sgabor * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18219019Sgabor * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19219019Sgabor * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20219019Sgabor * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21219019Sgabor * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22219019Sgabor * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23219019Sgabor * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24219019Sgabor * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25219019Sgabor * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26219019Sgabor * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27219019Sgabor * SUCH DAMAGE. 28219019Sgabor */ 29219019Sgabor 30219019Sgabor#include <sys/cdefs.h> 31219019Sgabor#include <sys/queue.h> 32219019Sgabor 33219019Sgabor#include <assert.h> 34219019Sgabor#include <errno.h> 35219019Sgabor#include <stdlib.h> 36219019Sgabor#include <string.h> 37219019Sgabor 38219019Sgabor#include "citrus_namespace.h" 39219019Sgabor#include "citrus_types.h" 40219019Sgabor#include "citrus_module.h" 41219019Sgabor#include "citrus_hash.h" 42219019Sgabor#include "citrus_mapper.h" 43219019Sgabor#include "citrus_mapper_none.h" 44219019Sgabor 45219019Sgabor/* ---------------------------------------------------------------------- */ 46219019Sgabor 47219019Sgabor_CITRUS_MAPPER_DECLS(mapper_none); 48219019Sgabor_CITRUS_MAPPER_DEF_OPS(mapper_none); 49219019Sgabor 50219019Sgabor 51219019Sgabor/* ---------------------------------------------------------------------- */ 52219019Sgabor 53219019Sgaborint 54219019Sgabor_citrus_mapper_none_mapper_getops(struct _citrus_mapper_ops *ops) 55219019Sgabor{ 56219019Sgabor 57219019Sgabor memcpy(ops, &_citrus_mapper_none_mapper_ops, 58219019Sgabor sizeof(_citrus_mapper_none_mapper_ops)); 59219019Sgabor 60219019Sgabor return (0); 61219019Sgabor} 62219019Sgabor 63219019Sgaborstatic int 64219019Sgabor/*ARGSUSED*/ 65219019Sgabor_citrus_mapper_none_mapper_init(struct _citrus_mapper_area *__restrict ma __unused, 66219019Sgabor struct _citrus_mapper * __restrict cm, const char * __restrict dir __unused, 67219019Sgabor const void * __restrict var __unused, size_t lenvar __unused, 68219019Sgabor struct _citrus_mapper_traits * __restrict mt, size_t lenmt) 69219019Sgabor{ 70219019Sgabor 71219019Sgabor if (lenmt < sizeof(*mt)) 72219019Sgabor return (EINVAL); 73219019Sgabor 74219019Sgabor cm->cm_closure = NULL; 75219019Sgabor mt->mt_src_max = mt->mt_dst_max = 1; /* 1:1 converter */ 76219019Sgabor mt->mt_state_size = 0; /* stateless */ 77219019Sgabor 78219019Sgabor return (0); 79219019Sgabor} 80219019Sgabor 81219019Sgaborstatic void 82219019Sgabor/*ARGSUSED*/ 83219019Sgabor_citrus_mapper_none_mapper_uninit(struct _citrus_mapper *cm __unused) 84219019Sgabor{ 85219019Sgabor 86219019Sgabor} 87219019Sgabor 88219019Sgaborstatic int 89219019Sgabor/*ARGSUSED*/ 90219019Sgabor_citrus_mapper_none_mapper_convert(struct _citrus_mapper * __restrict cm __unused, 91219019Sgabor _citrus_index_t * __restrict dst, _citrus_index_t src, 92219019Sgabor void * __restrict ps __unused) 93219019Sgabor{ 94219019Sgabor 95219019Sgabor *dst = src; 96219019Sgabor return (_CITRUS_MAPPER_CONVERT_SUCCESS); 97219019Sgabor} 98219019Sgabor 99219019Sgaborstatic void 100219019Sgabor/*ARGSUSED*/ 101219019Sgabor_citrus_mapper_none_mapper_init_state(void) 102219019Sgabor{ 103219019Sgabor 104219019Sgabor} 105