1 /*
2   FUSE: Filesystem in Userspace
3   Copyright (C) 2001-2007  Miklos Szeredi <miklos@szeredi.hu>
4 
5   This program can be distributed under the terms of the GNU LGPLv2.
6   See the file COPYING.LIB
7 */
8 
9 #include "fuse_lowlevel.h"
10 
11 #include <stdio.h>
12 #include <stdlib.h>
13 #include <errno.h>
14 
15 int fuse_session_loop(struct fuse_session *se)
16 {
17 	int res = 0;
18 	struct fuse_chan *ch = fuse_session_next_chan(se, NULL);
19 	size_t bufsize = fuse_chan_bufsize(ch);
20 	char *buf = (char *) malloc(bufsize);
21 	if (!buf) {
22 		fprintf(stderr, "fuse: failed to allocate read buffer\n");
23 		return -1;
24 	}
25 
26 	while (!fuse_session_exited(se)) {
27 		struct fuse_chan *tmpch = ch;
28 		struct fuse_buf fbuf = {
29 			.mem = buf,
30 			.size = bufsize,
31 		};
32 
33 		res = fuse_session_receive_buf(se, &fbuf, &tmpch);
34 
35 		if (res == -EINTR)
36 			continue;
37 		if (res <= 0)
38 			break;
39 
40 		fuse_session_process_buf(se, &fbuf, tmpch);
41 	}
42 
43 	free(buf);
44 	fuse_session_reset(se);
45 	return res < 0 ? -1 : 0;
46 }
47