1 /* libguestfs - the guestfsd daemon
2 * Copyright (C) 2009 Red Hat Inc.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 #ifndef GUESTFSD_DAEMON_H
20 #define GUESTFSD_DAEMON_H
23 #include <rpc/types.h>
27 extern void xwrite (int sock, const void *buf, size_t len);
28 extern void xread (int sock, void *buf, size_t len);
30 extern int add_string (char ***argv, int *size, int *alloc, const char *str);
31 extern int count_strings (char **argv);
32 extern void free_strings (char **argv);
34 extern int command (char **stdoutput, char **stderror, const char *name, ...);
41 extern int root_mounted;
43 /* in stubs.c (auto-generated) */
44 extern void dispatch_incoming_message (XDR *);
47 extern void main_loop (int sock);
48 extern void reply_with_error (const char *fs, ...);
49 extern void reply_with_perror (const char *fs, ...);
50 extern void reply (xdrproc_t xdrp, char *ret);
52 #define NEED_ROOT(errcode) \
54 if (!root_mounted) { \
55 reply_with_error ("%s: you must call 'mount' first to mount the root filesystem", __func__); \
61 #define ABS_PATH(path,errcode) \
63 if ((path)[0] != '/') { \
64 reply_with_error ("%s: path must start with a / character", __func__); \
70 * (1) You must match CHROOT_IN and CHROOT_OUT even along error paths.
71 * (2) You must not change directory! cwd must always be "/", otherwise
72 * we can't escape our own chroot.
73 * (3) All paths specified must be absolute.
75 #define CHROOT_IN chroot ("/sysroot");
76 #define CHROOT_OUT chroot (".");
78 #endif /* GUESTFSD_DAEMON_H */