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_fd.c 201093 2009-12-28 02:28:44Z kientzle $");
29
#ifdef HAVE_SYS_STAT_H
53
struct write_fd_data {
58
static int file_close(struct archive *, void *);
59
static int file_open(struct archive *, void *);
60
static ssize_t file_write(struct archive *, void *, const void *buff, size_t);
63
archive_write_open_fd(struct archive *a, int fd)
65
struct write_fd_data *mine;
67
mine = (struct write_fd_data *)malloc(sizeof(*mine));
69
archive_set_error(a, ENOMEM, "No memory");
70
return (ARCHIVE_FATAL);
73
#if defined(__CYGWIN__) || defined(_WIN32)
74
setmode(mine->fd, O_BINARY);
76
return (archive_write_open(a, mine,
77
file_open, file_write, file_close));
81
file_open(struct archive *a, void *client_data)
83
struct write_fd_data *mine;
86
mine = (struct write_fd_data *)client_data;
88
if (fstat(mine->fd, &st) != 0) {
89
archive_set_error(a, errno, "Couldn't stat fd %d", mine->fd);
90
return (ARCHIVE_FATAL);
94
* If this is a regular file, don't add it to itself.
96
if (S_ISREG(st.st_mode))
97
archive_write_set_skip_file(a, st.st_dev, st.st_ino);
100
* If client hasn't explicitly set the last block handling,
103
if (archive_write_get_bytes_in_last_block(a) < 0) {
104
/* If the output is a block or character device, fifo,
105
* or stdout, pad the last block, otherwise leave it
107
if (S_ISCHR(st.st_mode) || S_ISBLK(st.st_mode) ||
108
S_ISFIFO(st.st_mode) || (mine->fd == 1))
109
/* Last block will be fully padded. */
110
archive_write_set_bytes_in_last_block(a, 0);
112
archive_write_set_bytes_in_last_block(a, 1);
119
file_write(struct archive *a, void *client_data, const void *buff, size_t length)
121
struct write_fd_data *mine;
122
ssize_t bytesWritten;
124
mine = (struct write_fd_data *)client_data;
125
bytesWritten = write(mine->fd, buff, length);
126
if (bytesWritten <= 0) {
127
archive_set_error(a, errno, "Write error");
130
return (bytesWritten);
134
file_close(struct archive *a, void *client_data)
136
struct write_fd_data *mine = (struct write_fd_data *)client_data;
138
(void)a; /* UNUSED */