disas: Clean up CPUDebug initialization
[qemu.git] / tools / virtiofsd / passthrough_helpers.h
1 /*
2 * FUSE: Filesystem in Userspace
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE
24 */
25
26 /*
27 * Creates files on the underlying file system in response to a FUSE_MKNOD
28 * operation
29 */
30 static int mknod_wrapper(int dirfd, const char *path, const char *link,
31 int mode, dev_t rdev)
32 {
33 int res;
34
35 if (S_ISREG(mode)) {
36 res = openat(dirfd, path, O_CREAT | O_EXCL | O_WRONLY, mode);
37 if (res >= 0) {
38 res = close(res);
39 }
40 } else if (S_ISDIR(mode)) {
41 res = mkdirat(dirfd, path, mode);
42 } else if (S_ISLNK(mode) && link != NULL) {
43 res = symlinkat(link, dirfd, path);
44 } else if (S_ISFIFO(mode)) {
45 res = mkfifoat(dirfd, path, mode);
46 } else {
47 res = mknodat(dirfd, path, mode, rdev);
48 }
49
50 return res;
51 }