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https://git.code.sf.net/p/ntfs-3g/ntfs-3g.git
synced 2024-11-23 18:14:24 +08:00
97342d05bc
The libfuse used by OpenIndiana has the same features as libfuse-lite though requiring some code variants. Merging them simplifies supporting both. Variants for OpenIndiana are selected when defining __SOLARIS__
733 lines
20 KiB
C
733 lines
20 KiB
C
/*
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FUSE: Filesystem in Userspace
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Copyright (C) 2001-2007 Miklos Szeredi <miklos@szeredi.hu>
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This program can be distributed under the terms of the GNU LGPLv2.
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See the file COPYING.LIB.
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*/
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#include "config.h"
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#include "fuse_i.h"
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#include "fuse_opt.h"
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#include "mount_util.h"
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <stddef.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <sys/poll.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <sys/wait.h>
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#include <sys/mount.h>
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#ifdef __SOLARIS__
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#define FUSERMOUNT_PROG "fusermount"
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#define FUSE_COMMFD_ENV "_FUSE_COMMFD"
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#ifndef FUSERMOUNT_DIR
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#define FUSERMOUNT_DIR "/usr"
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#endif /* FUSERMOUNT_DIR */
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#ifndef HAVE_FORK
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#define fork() vfork()
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#endif
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#endif /* __SOLARIS__ */
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#ifndef MS_DIRSYNC
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#define MS_DIRSYNC 128
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#endif
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enum {
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KEY_KERN_FLAG,
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KEY_KERN_OPT,
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KEY_FUSERMOUNT_OPT,
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KEY_SUBTYPE_OPT,
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KEY_MTAB_OPT,
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KEY_ALLOW_ROOT,
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KEY_RO,
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KEY_HELP,
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KEY_VERSION,
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};
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struct mount_opts {
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int allow_other;
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int allow_root;
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int ishelp;
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int flags;
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#ifdef __SOLARIS__
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int nonempty;
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int blkdev;
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char *fsname;
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char *subtype;
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char *subtype_opt;
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#else
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int blkdev;
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char *fsname;
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#endif
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char *mtab_opts;
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char *fusermount_opts;
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char *kernel_opts;
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};
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#define FUSE_MOUNT_OPT(t, p) { t, offsetof(struct mount_opts, p), 1 }
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static const struct fuse_opt fuse_mount_opts[] = {
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#ifdef __SOLARIS__
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FUSE_MOUNT_OPT("allow_other", allow_other),
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FUSE_MOUNT_OPT("allow_root", allow_root),
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FUSE_MOUNT_OPT("nonempty", nonempty),
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FUSE_MOUNT_OPT("blkdev", blkdev),
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FUSE_MOUNT_OPT("fsname=%s", fsname),
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FUSE_MOUNT_OPT("subtype=%s", subtype),
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FUSE_OPT_KEY("allow_other", KEY_KERN_OPT),
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FUSE_OPT_KEY("allow_root", KEY_ALLOW_ROOT),
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FUSE_OPT_KEY("nonempty", KEY_FUSERMOUNT_OPT),
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FUSE_OPT_KEY("blkdev", KEY_FUSERMOUNT_OPT),
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FUSE_OPT_KEY("fsname=", KEY_FUSERMOUNT_OPT),
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FUSE_OPT_KEY("subtype=", KEY_SUBTYPE_OPT),
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FUSE_OPT_KEY("large_read", KEY_KERN_OPT),
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FUSE_OPT_KEY("blksize=", KEY_KERN_OPT),
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FUSE_OPT_KEY("default_permissions", KEY_KERN_OPT),
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FUSE_OPT_KEY("max_read=", KEY_KERN_OPT),
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FUSE_OPT_KEY("max_read=", FUSE_OPT_KEY_KEEP),
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FUSE_OPT_KEY("user=", KEY_MTAB_OPT),
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FUSE_OPT_KEY("-r", KEY_RO),
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FUSE_OPT_KEY("ro", KEY_KERN_FLAG),
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FUSE_OPT_KEY("rw", KEY_KERN_FLAG),
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FUSE_OPT_KEY("suid", KEY_KERN_FLAG),
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FUSE_OPT_KEY("nosuid", KEY_KERN_FLAG),
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FUSE_OPT_KEY("-g", KEY_KERN_FLAG),
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FUSE_OPT_KEY("-m", KEY_KERN_FLAG),
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FUSE_OPT_KEY("-O", KEY_KERN_FLAG),
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FUSE_OPT_KEY("setuid", KEY_KERN_OPT),
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FUSE_OPT_KEY("nosetuid", KEY_KERN_OPT),
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FUSE_OPT_KEY("devices", KEY_KERN_OPT),
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FUSE_OPT_KEY("nodevices", KEY_KERN_OPT),
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FUSE_OPT_KEY("exec", KEY_KERN_OPT),
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FUSE_OPT_KEY("noexec", KEY_KERN_OPT),
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FUSE_OPT_KEY("nbmand", KEY_KERN_OPT),
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FUSE_OPT_KEY("nonbmand", KEY_KERN_OPT),
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#else /* __SOLARIS__ */
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FUSE_MOUNT_OPT("allow_other", allow_other),
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FUSE_MOUNT_OPT("allow_root", allow_root),
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FUSE_MOUNT_OPT("blkdev", blkdev),
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FUSE_MOUNT_OPT("fsname=%s", fsname),
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FUSE_OPT_KEY("allow_other", KEY_KERN_OPT),
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FUSE_OPT_KEY("allow_root", KEY_ALLOW_ROOT),
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FUSE_OPT_KEY("blkdev", KEY_FUSERMOUNT_OPT),
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FUSE_OPT_KEY("fsname=", KEY_FUSERMOUNT_OPT),
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FUSE_OPT_KEY("large_read", KEY_KERN_OPT),
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FUSE_OPT_KEY("blksize=", KEY_KERN_OPT),
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FUSE_OPT_KEY("default_permissions", KEY_KERN_OPT),
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FUSE_OPT_KEY("context=", KEY_KERN_OPT),
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FUSE_OPT_KEY("max_read=", KEY_KERN_OPT),
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FUSE_OPT_KEY("max_read=", FUSE_OPT_KEY_KEEP),
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FUSE_OPT_KEY("user=", KEY_MTAB_OPT),
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FUSE_OPT_KEY("-r", KEY_RO),
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FUSE_OPT_KEY("ro", KEY_KERN_FLAG),
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FUSE_OPT_KEY("rw", KEY_KERN_FLAG),
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FUSE_OPT_KEY("suid", KEY_KERN_FLAG),
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FUSE_OPT_KEY("nosuid", KEY_KERN_FLAG),
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FUSE_OPT_KEY("dev", KEY_KERN_FLAG),
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FUSE_OPT_KEY("nodev", KEY_KERN_FLAG),
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FUSE_OPT_KEY("exec", KEY_KERN_FLAG),
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FUSE_OPT_KEY("noexec", KEY_KERN_FLAG),
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FUSE_OPT_KEY("async", KEY_KERN_FLAG),
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FUSE_OPT_KEY("sync", KEY_KERN_FLAG),
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FUSE_OPT_KEY("dirsync", KEY_KERN_FLAG),
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FUSE_OPT_KEY("atime", KEY_KERN_FLAG),
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FUSE_OPT_KEY("noatime", KEY_KERN_FLAG),
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#endif /* __SOLARIS__ */
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FUSE_OPT_KEY("-h", KEY_HELP),
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FUSE_OPT_KEY("--help", KEY_HELP),
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FUSE_OPT_KEY("-V", KEY_VERSION),
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FUSE_OPT_KEY("--version", KEY_VERSION),
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FUSE_OPT_END
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};
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#ifdef __SOLARIS__
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static void mount_help(void)
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{
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fprintf(stderr,
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" -o allow_other allow access to other users\n"
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" -o allow_root allow access to root\n"
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" -o nonempty allow mounts over non-empty file/dir\n"
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" -o default_permissions enable permission checking by kernel\n"
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" -o fsname=NAME set filesystem name\n"
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" -o subtype=NAME set filesystem type\n"
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" -o large_read issue large read requests (2.4 only)\n"
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" -o max_read=N set maximum size of read requests\n"
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"\n"
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);
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}
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static void exec_fusermount(const char *argv[])
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{
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execv(FUSERMOUNT_DIR "/" FUSERMOUNT_PROG, (char **) argv);
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execvp(FUSERMOUNT_PROG, (char **) argv);
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}
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static void mount_version(void)
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{
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int pid = fork();
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if (!pid) {
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const char *argv[] = { FUSERMOUNT_PROG, "--version", NULL };
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exec_fusermount(argv);
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_exit(1);
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} else if (pid != -1)
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waitpid(pid, NULL, 0);
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}
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#endif /* __SOLARIS__ */
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struct mount_flags {
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const char *opt;
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unsigned long flag;
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int on;
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};
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static struct mount_flags mount_flags[] = {
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{"rw", MS_RDONLY, 0},
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{"ro", MS_RDONLY, 1},
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{"suid", MS_NOSUID, 0},
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{"nosuid", MS_NOSUID, 1},
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#ifndef __SOLARIS__
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{"dev", MS_NODEV, 0},
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{"nodev", MS_NODEV, 1},
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{"exec", MS_NOEXEC, 0},
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{"noexec", MS_NOEXEC, 1},
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{"async", MS_SYNCHRONOUS, 0},
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{"sync", MS_SYNCHRONOUS, 1},
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{"atime", MS_NOATIME, 0},
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{"noatime", MS_NOATIME, 1},
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{"dirsync", MS_DIRSYNC, 1},
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#else /* __SOLARIS__ */
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{"-g", MS_GLOBAL, 1}, /* 1eaf4 */
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{"-m", MS_NOMNTTAB, 1}, /* 1eb00 */
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{"-O", MS_OVERLAY, 1}, /* 1eb0c */
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#endif /* __SOLARIS__ */
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{NULL, 0, 0}
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};
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#ifdef __SOLARIS__
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/*
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* See comments in fuse_kern_mount()
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*/
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struct solaris_mount_opts {
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int nosuid;
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int setuid;
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int nosetuid;
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int devices;
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int nodevices;
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};
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#define SOLARIS_MOUNT_OPT(t, p, n) \
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{ t, offsetof(struct solaris_mount_opts, p), n }
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static const struct fuse_opt solaris_mnt_opts[] = {
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SOLARIS_MOUNT_OPT("suid", setuid, 1),
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SOLARIS_MOUNT_OPT("suid", devices, 1),
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SOLARIS_MOUNT_OPT("nosuid", nosuid, 1),
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SOLARIS_MOUNT_OPT("setuid", setuid, 1),
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SOLARIS_MOUNT_OPT("nosetuid", nosetuid, 1),
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SOLARIS_MOUNT_OPT("devices", devices, 1),
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SOLARIS_MOUNT_OPT("nodevices", nodevices, 1),
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FUSE_OPT_END
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};
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#endif /* __SOLARIS__ */
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static void set_mount_flag(const char *s, int *flags)
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{
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int i;
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for (i = 0; mount_flags[i].opt != NULL; i++) {
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const char *opt = mount_flags[i].opt;
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if (strcmp(opt, s) == 0) {
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if (mount_flags[i].on)
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*flags |= mount_flags[i].flag;
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else
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*flags &= ~mount_flags[i].flag;
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return;
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}
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}
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fprintf(stderr, "fuse: internal error, can't find mount flag\n");
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abort();
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}
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static int fuse_mount_opt_proc(void *data, const char *arg, int key,
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struct fuse_args *outargs)
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{
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struct mount_opts *mo = data;
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switch (key) {
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case KEY_ALLOW_ROOT:
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if (fuse_opt_add_opt(&mo->kernel_opts, "allow_other") == -1 ||
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fuse_opt_add_arg(outargs, "-oallow_root") == -1)
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return -1;
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return 0;
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case KEY_RO:
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arg = "ro";
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/* fall through */
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case KEY_KERN_FLAG:
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set_mount_flag(arg, &mo->flags);
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return 0;
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case KEY_KERN_OPT:
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return fuse_opt_add_opt(&mo->kernel_opts, arg);
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case KEY_FUSERMOUNT_OPT:
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return fuse_opt_add_opt(&mo->fusermount_opts, arg);
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#ifdef __SOLARIS__
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case KEY_SUBTYPE_OPT:
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return fuse_opt_add_opt(&mo->subtype_opt, arg);
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#endif /* __SOLARIS__ */
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case KEY_MTAB_OPT:
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return fuse_opt_add_opt(&mo->mtab_opts, arg);
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case KEY_HELP:
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#ifdef __SOLARIS__
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mount_help();
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#endif /* __SOLARIS__ */
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mo->ishelp = 1;
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break;
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case KEY_VERSION:
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#ifdef __SOLARIS__
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mount_version();
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#endif /* __SOLARIS__ */
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mo->ishelp = 1;
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break;
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}
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return 1;
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}
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#ifdef __SOLARIS__
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/* return value:
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* >= 0 => fd
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* -1 => error
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*/
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static int receive_fd(int fd)
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{
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struct msghdr msg;
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struct iovec iov;
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char buf[1];
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int rv;
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size_t ccmsg[CMSG_SPACE(sizeof(int)) / sizeof(size_t)];
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struct cmsghdr *cmsg;
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iov.iov_base = buf;
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iov.iov_len = 1;
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msg.msg_name = 0;
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msg.msg_namelen = 0;
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msg.msg_iov = &iov;
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msg.msg_iovlen = 1;
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/* old BSD implementations should use msg_accrights instead of
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* msg_control; the interface is different. */
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msg.msg_control = ccmsg;
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msg.msg_controllen = sizeof(ccmsg);
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while(((rv = recvmsg(fd, &msg, 0)) == -1) && errno == EINTR);
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if (rv == -1) {
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perror("recvmsg");
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return -1;
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}
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if(!rv) {
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/* EOF */
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return -1;
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}
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cmsg = CMSG_FIRSTHDR(&msg);
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if (!cmsg->cmsg_type == SCM_RIGHTS) {
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fprintf(stderr, "got control message of unknown type %d\n",
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cmsg->cmsg_type);
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return -1;
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}
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return *(int*)CMSG_DATA(cmsg);
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}
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#endif /* __SOLARIS__ */
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void fuse_kern_unmount(const char *mountpoint, int fd)
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{
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int res;
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#ifdef __SOLARIS__
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int pid;
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#endif /* __SOLARIS__ */
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if (!mountpoint)
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return;
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if (fd != -1) {
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struct pollfd pfd;
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pfd.fd = fd;
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pfd.events = 0;
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res = poll(&pfd, 1, 0);
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/* If file poll returns POLLERR on the device file descriptor,
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then the filesystem is already unmounted */
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if (res == 1 && (pfd.revents & POLLERR))
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return;
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}
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#ifndef __SOLARIS__
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close(fd);
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fusermount(1, 0, 1, "", mountpoint);
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#else /* __SOLARIS__ */
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if (geteuid() == 0) {
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fuse_mnt_umount("fuse", mountpoint, 1);
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return;
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}
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res = umount2(mountpoint, 2);
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if (res == 0)
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return;
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pid = fork();
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if(pid == -1)
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return;
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if(pid == 0) {
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const char *argv[] =
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{ FUSERMOUNT_PROG, "-u", "-q", "-z", "--", mountpoint, NULL };
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exec_fusermount(argv);
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_exit(1);
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}
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waitpid(pid, NULL, 0);
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#endif /* __SOLARIS__ */
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}
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#ifdef __SOLARIS__
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static int fuse_mount_fusermount(const char *mountpoint, const char *opts,
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int quiet)
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{
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int fds[2], pid;
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int res;
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int rv;
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if (!mountpoint) {
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fprintf(stderr, "fuse: missing mountpoint\n");
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return -1;
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}
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res = socketpair(PF_UNIX, SOCK_STREAM, 0, fds);
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if(res == -1) {
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perror("fuse: socketpair() failed");
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return -1;
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}
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pid = fork();
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if(pid == -1) {
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perror("fuse: fork() failed");
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close(fds[0]);
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close(fds[1]);
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return -1;
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}
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if(pid == 0) {
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char env[10];
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const char *argv[32];
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int a = 0;
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if (quiet) {
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int fd = open("/dev/null", O_RDONLY);
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dup2(fd, 1);
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dup2(fd, 2);
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}
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argv[a++] = FUSERMOUNT_PROG;
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if (opts) {
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argv[a++] = "-o";
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argv[a++] = opts;
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}
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argv[a++] = "--";
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argv[a++] = mountpoint;
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argv[a++] = NULL;
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close(fds[1]);
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fcntl(fds[0], F_SETFD, 0);
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snprintf(env, sizeof(env), "%i", fds[0]);
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setenv(FUSE_COMMFD_ENV, env, 1);
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exec_fusermount(argv);
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perror("fuse: failed to exec fusermount");
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_exit(1);
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}
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close(fds[0]);
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rv = receive_fd(fds[1]);
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close(fds[1]);
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waitpid(pid, NULL, 0); /* bury zombie */
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return rv;
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}
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static int fuse_mount_sys(const char *mnt, struct mount_opts *mo,
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const char *mnt_opts)
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{
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char tmp[128];
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const char *devname = "/dev/fuse";
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char *source = NULL;
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char *type = NULL;
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struct stat stbuf;
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int fd;
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int res;
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if (!mnt) {
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fprintf(stderr, "fuse: missing mountpoint\n");
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return -1;
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}
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res = lstat(mnt, &stbuf);
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if (res == -1) {
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fprintf(stderr ,"fuse: failed to access mountpoint %s: %s\n",
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mnt, strerror(errno));
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return -1;
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}
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if (!mo->nonempty) {
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res = fuse_mnt_check_empty("fuse", mnt, stbuf.st_mode, stbuf.st_size);
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if (res == -1)
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return -1;
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}
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fd = open(devname, O_RDWR);
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if (fd == -1) {
|
|
if (errno == ENODEV || errno == ENOENT)
|
|
fprintf(stderr,
|
|
"fuse: device not found, try 'modprobe fuse' first\n");
|
|
else
|
|
fprintf(stderr, "fuse: failed to open %s: %s\n", devname,
|
|
strerror(errno));
|
|
return -1;
|
|
}
|
|
|
|
snprintf(tmp, sizeof(tmp), "fd=%i,rootmode=%o,user_id=%i,group_id=%i", fd,
|
|
stbuf.st_mode & S_IFMT, getuid(), getgid());
|
|
|
|
res = fuse_opt_add_opt(&mo->kernel_opts, tmp);
|
|
if (res == -1)
|
|
goto out_close;
|
|
|
|
source = malloc((mo->fsname ? strlen(mo->fsname) : 0) +
|
|
(mo->subtype ? strlen(mo->subtype) : 0) +
|
|
strlen(devname) + 32);
|
|
|
|
type = malloc((mo->subtype ? strlen(mo->subtype) : 0) + 32);
|
|
if (!type || !source) {
|
|
fprintf(stderr, "fuse: failed to allocate memory\n");
|
|
goto out_close;
|
|
}
|
|
|
|
strcpy(type, mo->blkdev ? "fuseblk" : "fuse");
|
|
if (mo->subtype) {
|
|
strcat(type, ".");
|
|
strcat(type, mo->subtype);
|
|
}
|
|
strcpy(source,
|
|
mo->fsname ? mo->fsname : (mo->subtype ? mo->subtype : devname));
|
|
|
|
/* JPA added two final zeroes */
|
|
res = mount(source, mnt, MS_OPTIONSTR|mo->flags, type, NULL, 0,
|
|
mo->kernel_opts, MAX_MNTOPT_STR, 0, 0);
|
|
|
|
if (res == -1 && errno == EINVAL && mo->subtype) {
|
|
/* Probably missing subtype support */
|
|
strcpy(type, mo->blkdev ? "fuseblk" : "fuse");
|
|
if (mo->fsname) {
|
|
if (!mo->blkdev)
|
|
sprintf(source, "%s#%s", mo->subtype, mo->fsname);
|
|
} else {
|
|
strcpy(source, type);
|
|
}
|
|
/* JPA two null args added */
|
|
res = mount(source, mnt, MS_OPTIONSTR|mo->flags, type, NULL, 0,
|
|
mo->kernel_opts, MAX_MNTOPT_STR, 0, 0);
|
|
}
|
|
if (res == -1) {
|
|
/*
|
|
* Maybe kernel doesn't support unprivileged mounts, in this
|
|
* case try falling back to fusermount
|
|
*/
|
|
if (errno == EPERM) {
|
|
res = -2;
|
|
} else {
|
|
int errno_save = errno;
|
|
if (mo->blkdev && errno == ENODEV && !fuse_mnt_check_fuseblk())
|
|
fprintf(stderr, "fuse: 'fuseblk' support missing\n");
|
|
else
|
|
fprintf(stderr, "fuse: mount failed: %s\n",
|
|
strerror(errno_save));
|
|
}
|
|
|
|
goto out_close;
|
|
}
|
|
|
|
return fd;
|
|
|
|
out_umount:
|
|
umount2(mnt, 2); /* lazy umount */
|
|
out_close:
|
|
free(type);
|
|
free(source);
|
|
close(fd);
|
|
return res;
|
|
}
|
|
|
|
#endif /* __SOLARIS__ */
|
|
|
|
static int get_mnt_flag_opts(char **mnt_optsp, int flags)
|
|
{
|
|
int i;
|
|
|
|
if (!(flags & MS_RDONLY) && fuse_opt_add_opt(mnt_optsp, "rw") == -1)
|
|
return -1;
|
|
|
|
for (i = 0; mount_flags[i].opt != NULL; i++) {
|
|
if (mount_flags[i].on && (flags & mount_flags[i].flag) &&
|
|
fuse_opt_add_opt(mnt_optsp, mount_flags[i].opt) == -1)
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int fuse_kern_mount(const char *mountpoint, struct fuse_args *args)
|
|
{
|
|
struct mount_opts mo;
|
|
int res = -1;
|
|
char *mnt_opts = NULL;
|
|
#ifdef __SOLARIS__
|
|
struct solaris_mount_opts smo;
|
|
struct fuse_args sa = FUSE_ARGS_INIT(0, NULL);
|
|
#endif /* __SOLARIS__ */
|
|
|
|
memset(&mo, 0, sizeof(mo));
|
|
#ifndef __SOLARIS__
|
|
if (getuid())
|
|
mo.flags = MS_NOSUID | MS_NODEV;
|
|
#else /* __SOLARIS__ */
|
|
mo.flags = 0;
|
|
memset(&smo, 0, sizeof(smo));
|
|
if (args != NULL) {
|
|
while (args->argv[sa.argc] != NULL)
|
|
fuse_opt_add_arg(&sa, args->argv[sa.argc]);
|
|
}
|
|
#endif /* __SOLARIS__ */
|
|
|
|
if (args &&
|
|
fuse_opt_parse(args, &mo, fuse_mount_opts, fuse_mount_opt_proc) == -1)
|
|
#ifndef __SOLARIS__
|
|
return -1;
|
|
#else /* __SOLARIS__ */
|
|
goto out; /* if SOLARIS, clean up 'sa' */
|
|
|
|
/*
|
|
* In Solaris, nosuid is equivalent to nosetuid + nodevices. We only
|
|
* have MS_NOSUID for mount flags (no MS_(NO)SETUID, etc.). But if
|
|
* we set that as a default, it restricts specifying just nosetuid
|
|
* or nodevices; there is no way for the user to specify setuid +
|
|
* nodevices or vice-verse. So we parse the existing options, then
|
|
* add restrictive defaults if needed.
|
|
*/
|
|
if (fuse_opt_parse(&sa, &smo, solaris_mnt_opts, NULL) == -1)
|
|
goto out;
|
|
if (smo.nosuid || (!smo.nodevices && !smo.devices
|
|
&& !smo.nosetuid && !smo.setuid)) {
|
|
mo.flags |= MS_NOSUID;
|
|
} else {
|
|
/*
|
|
* Defaults; if neither nodevices|devices,nosetuid|setuid has
|
|
* been specified, add the default negative option string. If
|
|
* both have been specified (i.e., -osuid,nosuid), leave them
|
|
* alone; the last option will have precedence.
|
|
*/
|
|
if (!smo.nodevices && !smo.devices)
|
|
if (fuse_opt_add_opt(&mo.kernel_opts, "nodevices") == -1)
|
|
goto out;
|
|
if (!smo.nosetuid && !smo.setuid)
|
|
if (fuse_opt_add_opt(&mo.kernel_opts, "nosetuid") == -1)
|
|
goto out;
|
|
}
|
|
#endif /* __SOLARIS__ */
|
|
|
|
if (mo.allow_other && mo.allow_root) {
|
|
fprintf(stderr, "fuse: 'allow_other' and 'allow_root' options are mutually exclusive\n");
|
|
goto out;
|
|
}
|
|
res = 0;
|
|
if (mo.ishelp)
|
|
goto out;
|
|
|
|
res = -1;
|
|
if (get_mnt_flag_opts(&mnt_opts, mo.flags) == -1)
|
|
goto out;
|
|
#ifndef __SOLARIS__
|
|
if (!(mo.flags & MS_NODEV) && fuse_opt_add_opt(&mnt_opts, "dev") == -1)
|
|
goto out;
|
|
if (!(mo.flags & MS_NOSUID) && fuse_opt_add_opt(&mnt_opts, "suid") == -1)
|
|
goto out;
|
|
if (mo.kernel_opts && fuse_opt_add_opt(&mnt_opts, mo.kernel_opts) == -1)
|
|
goto out;
|
|
if (mo.mtab_opts && fuse_opt_add_opt(&mnt_opts, mo.mtab_opts) == -1)
|
|
goto out;
|
|
if (mo.fusermount_opts && fuse_opt_add_opt(&mnt_opts, mo.fusermount_opts) < 0)
|
|
goto out;
|
|
res = fusermount(0, 0, 0, mnt_opts ? mnt_opts : "", mountpoint);
|
|
#else /* __SOLARIS__ */
|
|
if (mo.kernel_opts && fuse_opt_add_opt(&mnt_opts, mo.kernel_opts) == -1)
|
|
goto out;
|
|
if (mo.mtab_opts && fuse_opt_add_opt(&mnt_opts, mo.mtab_opts) == -1)
|
|
goto out;
|
|
res = fuse_mount_sys(mountpoint, &mo, mnt_opts);
|
|
if (res == -2) {
|
|
if (mo.fusermount_opts &&
|
|
fuse_opt_add_opt(&mnt_opts, mo.fusermount_opts) == -1)
|
|
goto out;
|
|
|
|
if (mo.subtype) {
|
|
char *tmp_opts = NULL;
|
|
|
|
res = -1;
|
|
if (fuse_opt_add_opt(&tmp_opts, mnt_opts) == -1 ||
|
|
fuse_opt_add_opt(&tmp_opts, mo.subtype_opt) == -1) {
|
|
free(tmp_opts);
|
|
goto out;
|
|
}
|
|
|
|
res = fuse_mount_fusermount(mountpoint, tmp_opts, 1);
|
|
free(tmp_opts);
|
|
if (res == -1)
|
|
res = fuse_mount_fusermount(mountpoint, mnt_opts, 0);
|
|
} else {
|
|
res = fuse_mount_fusermount(mountpoint, mnt_opts, 0);
|
|
}
|
|
}
|
|
#endif /* __SOLARIS__ */
|
|
|
|
out:
|
|
free(mnt_opts);
|
|
#ifdef __SOLARIS__
|
|
fuse_opt_free_args(&sa);
|
|
free(mo.subtype);
|
|
free(mo.subtype_opt);
|
|
#endif /* __SOLARIS__ */
|
|
free(mo.fsname);
|
|
free(mo.fusermount_opts);
|
|
free(mo.kernel_opts);
|
|
free(mo.mtab_opts);
|
|
return res;
|
|
}
|