2 * Copyright (c) 2003-2007 Tim Kientzle
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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.
26 #include "archive_platform.h"
27 __FBSDID("$FreeBSD: head/lib/libarchive/archive_write_open_filename.c 191165 2009-04-17 00:39:35Z kientzle $");
29 #ifdef HAVE_SYS_STAT_H
49 #include "archive_string.h"
55 struct write_file_data {
57 struct archive_mstring filename;
60 static int file_close(struct archive *, void *);
61 static int file_open(struct archive *, void *);
62 static ssize_t file_write(struct archive *, void *, const void *buff, size_t);
63 static int open_filename(struct archive *, int, const void *);
66 archive_write_open_file(struct archive *a, const char *filename)
68 return (archive_write_open_filename(a, filename));
72 archive_write_open_filename(struct archive *a, const char *filename)
75 if (filename == NULL || filename[0] == '\0')
76 return (archive_write_open_fd(a, 1));
78 return (open_filename(a, 1, filename));
82 archive_write_open_filename_w(struct archive *a, const wchar_t *filename)
85 if (filename == NULL || filename[0] == L'\0')
86 return (archive_write_open_fd(a, 1));
88 return (open_filename(a, 0, filename));
92 open_filename(struct archive *a, int mbs_fn, const void *filename)
94 struct write_file_data *mine;
97 mine = (struct write_file_data *)calloc(1, sizeof(*mine));
99 archive_set_error(a, ENOMEM, "No memory");
100 return (ARCHIVE_FATAL);
103 r = archive_mstring_copy_mbs(&mine->filename, filename);
105 r = archive_mstring_copy_wcs(&mine->filename, filename);
107 if (errno == ENOMEM) {
108 archive_set_error(a, ENOMEM, "No memory");
109 return (ARCHIVE_FATAL);
112 archive_set_error(a, ARCHIVE_ERRNO_MISC,
113 "Can't convert '%s' to WCS",
114 (const char *)filename);
116 archive_set_error(a, ARCHIVE_ERRNO_MISC,
117 "Can't convert '%S' to MBS",
118 (const wchar_t *)filename);
119 return (ARCHIVE_FAILED);
122 return (archive_write_open(a, mine,
123 file_open, file_write, file_close));
127 file_open(struct archive *a, void *client_data)
130 struct write_file_data *mine;
132 #if defined(_WIN32) && !defined(__CYGWIN__)
138 mine = (struct write_file_data *)client_data;
139 flags = O_WRONLY | O_CREAT | O_TRUNC | O_BINARY;
144 mbs = NULL; wcs = NULL;
145 #if defined(_WIN32) && !defined(__CYGWIN__)
146 if (archive_mstring_get_wcs(a, &mine->filename, &wcs) != 0) {
148 archive_set_error(a, errno, "No memory");
150 archive_mstring_get_mbs(a, &mine->filename, &mbs);
151 archive_set_error(a, errno,
152 "Can't convert '%s' to WCS", mbs);
154 return (ARCHIVE_FATAL);
156 fullpath = __la_win_permissive_name_w(wcs);
157 if (fullpath != NULL) {
158 mine->fd = _wopen(fullpath, flags, 0666);
161 mine->fd = _wopen(wcs, flags, 0666);
163 if (archive_mstring_get_mbs(a, &mine->filename, &mbs) != 0) {
165 archive_set_error(a, errno, "No memory");
167 archive_mstring_get_wcs(a, &mine->filename, &wcs);
168 archive_set_error(a, errno,
169 "Can't convert '%S' to MBS", wcs);
171 return (ARCHIVE_FATAL);
173 mine->fd = open(mbs, flags, 0666);
177 archive_set_error(a, errno, "Failed to open '%s'", mbs);
179 archive_set_error(a, errno, "Failed to open '%S'", wcs);
180 return (ARCHIVE_FATAL);
183 if (fstat(mine->fd, &st) != 0) {
185 archive_set_error(a, errno, "Couldn't stat '%s'", mbs);
187 archive_set_error(a, errno, "Couldn't stat '%S'", wcs);
188 return (ARCHIVE_FATAL);
192 * Set up default last block handling.
194 if (archive_write_get_bytes_in_last_block(a) < 0) {
195 if (S_ISCHR(st.st_mode) || S_ISBLK(st.st_mode) ||
196 S_ISFIFO(st.st_mode))
197 /* Pad last block when writing to device or FIFO. */
198 archive_write_set_bytes_in_last_block(a, 0);
200 /* Don't pad last block otherwise. */
201 archive_write_set_bytes_in_last_block(a, 1);
205 * If the output file is a regular file, don't add it to
206 * itself. If it's a device file, it's okay to add the device
207 * entry to the output archive.
209 if (S_ISREG(st.st_mode))
210 archive_write_set_skip_file(a, st.st_dev, st.st_ino);
216 file_write(struct archive *a, void *client_data, const void *buff,
219 struct write_file_data *mine;
220 ssize_t bytesWritten;
222 mine = (struct write_file_data *)client_data;
224 bytesWritten = write(mine->fd, buff, length);
225 if (bytesWritten <= 0) {
228 archive_set_error(a, errno, "Write error");
231 return (bytesWritten);
236 file_close(struct archive *a, void *client_data)
238 struct write_file_data *mine = (struct write_file_data *)client_data;
240 (void)a; /* UNUSED */
242 archive_mstring_clean(&mine->filename);