1 /*-
2  * Copyright (c) 2003-2007 Tim Kientzle
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  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17  * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 
26 #include "archive_platform.h"
27 
28 #include "archive.h"
29 #include "archive_entry.h"
30 #include "archive_private.h"
31 
32 int
archive_filter_code(struct archive * a,int n)33 archive_filter_code(struct archive *a, int n)
34 {
35 	return ((a->vtable->archive_filter_code)(a, n));
36 }
37 
38 int
archive_filter_count(struct archive * a)39 archive_filter_count(struct archive *a)
40 {
41 	return ((a->vtable->archive_filter_count)(a));
42 }
43 
44 const char *
archive_filter_name(struct archive * a,int n)45 archive_filter_name(struct archive *a, int n)
46 {
47 	return ((a->vtable->archive_filter_name)(a, n));
48 }
49 
50 la_int64_t
archive_filter_bytes(struct archive * a,int n)51 archive_filter_bytes(struct archive *a, int n)
52 {
53 	return ((a->vtable->archive_filter_bytes)(a, n));
54 }
55 
56 int
archive_free(struct archive * a)57 archive_free(struct archive *a)
58 {
59 	if (a == NULL)
60 		return (ARCHIVE_OK);
61 	return ((a->vtable->archive_free)(a));
62 }
63 
64 int
archive_write_close(struct archive * a)65 archive_write_close(struct archive *a)
66 {
67 	return ((a->vtable->archive_close)(a));
68 }
69 
70 int
archive_read_close(struct archive * a)71 archive_read_close(struct archive *a)
72 {
73 	return ((a->vtable->archive_close)(a));
74 }
75 
76 int
archive_write_fail(struct archive * a)77 archive_write_fail(struct archive *a)
78 {
79 	a->state = ARCHIVE_STATE_FATAL;
80 	return a->state;
81 }
82 
83 int
archive_write_free(struct archive * a)84 archive_write_free(struct archive *a)
85 {
86 	return archive_free(a);
87 }
88 
89 #if ARCHIVE_VERSION_NUMBER < 4000000
90 /* For backwards compatibility; will be removed with libarchive 4.0. */
91 int
archive_write_finish(struct archive * a)92 archive_write_finish(struct archive *a)
93 {
94 	return archive_write_free(a);
95 }
96 #endif
97 
98 int
archive_read_free(struct archive * a)99 archive_read_free(struct archive *a)
100 {
101 	return archive_free(a);
102 }
103 
104 #if ARCHIVE_VERSION_NUMBER < 4000000
105 /* For backwards compatibility; will be removed with libarchive 4.0. */
106 int
archive_read_finish(struct archive * a)107 archive_read_finish(struct archive *a)
108 {
109 	return archive_read_free(a);
110 }
111 #endif
112 
113 int
archive_write_header(struct archive * a,struct archive_entry * entry)114 archive_write_header(struct archive *a, struct archive_entry *entry)
115 {
116 	++a->file_count;
117 	return ((a->vtable->archive_write_header)(a, entry));
118 }
119 
120 int
archive_write_finish_entry(struct archive * a)121 archive_write_finish_entry(struct archive *a)
122 {
123 	return ((a->vtable->archive_write_finish_entry)(a));
124 }
125 
126 la_ssize_t
archive_write_data(struct archive * a,const void * buff,size_t s)127 archive_write_data(struct archive *a, const void *buff, size_t s)
128 {
129 	return ((a->vtable->archive_write_data)(a, buff, s));
130 }
131 
132 la_ssize_t
archive_write_data_block(struct archive * a,const void * buff,size_t s,la_int64_t o)133 archive_write_data_block(struct archive *a, const void *buff, size_t s,
134     la_int64_t o)
135 {
136 	if (a->vtable->archive_write_data_block == NULL) {
137 		archive_set_error(a, ARCHIVE_ERRNO_MISC,
138 		    "archive_write_data_block not supported");
139 		a->state = ARCHIVE_STATE_FATAL;
140 		return (ARCHIVE_FATAL);
141 	}
142 	return ((a->vtable->archive_write_data_block)(a, buff, s, o));
143 }
144 
145 int
archive_read_next_header(struct archive * a,struct archive_entry ** entry)146 archive_read_next_header(struct archive *a, struct archive_entry **entry)
147 {
148 	return ((a->vtable->archive_read_next_header)(a, entry));
149 }
150 
151 int
archive_read_next_header2(struct archive * a,struct archive_entry * entry)152 archive_read_next_header2(struct archive *a, struct archive_entry *entry)
153 {
154 	return ((a->vtable->archive_read_next_header2)(a, entry));
155 }
156 
157 int
archive_read_data_block(struct archive * a,const void ** buff,size_t * s,la_int64_t * o)158 archive_read_data_block(struct archive *a,
159     const void **buff, size_t *s, la_int64_t *o)
160 {
161 	return ((a->vtable->archive_read_data_block)(a, buff, s, o));
162 }
163