1/* 2 * Copyright (c) 2005-2007 Rob Braun 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Rob Braun nor the names of his contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27 * POSSIBILITY OF SUCH DAMAGE. 28 */ 29/* 30 * 03-Apr-2005 31 * DRI: Rob Braun <bbraun@synack.net> 32 */ 33/* 34 * Portions Copyright 2006, Apple Computer, Inc. 35 * Christopher Ryan <ryanc@apple.com> 36*/ 37 38#ifndef _XAR_IO_H_ 39#define _XAR_IO_H_ 40 41typedef int (*read_callback)(xar_t, xar_file_t, void *, size_t, void *context); 42typedef int (*write_callback)(xar_t, xar_file_t, void *, size_t, void *context); 43 44typedef int (*fromheap_in)(xar_t x, xar_file_t f, xar_prop_t p, void **in, size_t *inlen, void **context); 45typedef int (*fromheap_out)(xar_t x, xar_file_t f, xar_prop_t p, void *in, size_t inlen, void **context); 46typedef int (*fromheap_done)(xar_t x, xar_file_t f, xar_prop_t p, void **context); 47 48typedef int (*toheap_in)(xar_t x, xar_file_t f, xar_prop_t p, void **in, size_t *inlen, void **context); 49typedef int (*toheap_out)(xar_t x, xar_file_t f, xar_prop_t p, void *in, size_t inlen, void **context); 50typedef int (*toheap_done)(xar_t x, xar_file_t f, xar_prop_t p, void **context); 51 52struct datamod { 53 fromheap_in fh_in; 54 fromheap_out fh_out; 55 fromheap_done fh_done; 56 toheap_in th_in; 57 toheap_out th_out; 58 toheap_done th_done; 59}; 60 61typedef struct xar_stream_state { 62 char *pending_buf; 63 size_t pending_buf_size; 64 65 void **modulecontext; 66 int modulecount; 67 size_t bsize; 68 int64_t fsize; 69 xar_t x; 70 xar_file_t f; 71 xar_prop_t p; 72} xar_stream_state_t; 73 74int32_t xar_attrcopy_to_heap(xar_t x, xar_file_t f, xar_prop_t p, read_callback rcb, void *context); 75int32_t xar_attrcopy_from_heap(xar_t x, xar_file_t f, xar_prop_t p, write_callback wcb, void *context); 76int32_t xar_attrcopy_from_heap_to_heap(xar_t xsource, xar_file_t fsource, xar_prop_t p, xar_t xdest, xar_file_t fdest); 77int32_t xar_attrcopy_from_heap_to_stream_init(xar_t x, xar_file_t f, xar_prop_t p, xar_stream *stream); 78int32_t xar_attrcopy_from_heap_to_stream(xar_stream *stream); 79int32_t xar_attrcopy_from_heap_to_stream_end(xar_stream *stream); 80 81int32_t xar_heap_to_archive(xar_t x); 82 83#endif /* _XAR_IO_H_ */ 84