#error FUSE 2.6 or later is required
#endif
+const char* default_options = "ro_fallback,allow_other,blkdev,big_writes,"
+ "default_permissions";
+
struct exfat ef;
static struct exfat_node* get_node(const struct fuse_file_info* fi)
struct exfat_iterator it;
int rc;
char name[EXFAT_UTF8_NAME_BUFFER_MAX];
+ struct stat stbuf;
exfat_debug("[%s] %s", __func__, path);
exfat_debug("[%s] %s: %s, %"PRId64" bytes, cluster 0x%x", __func__,
name, node->is_contiguous ? "contiguous" : "fragmented",
node->size, node->start_cluster);
- filler(buffer, name, NULL, 0);
+ exfat_stat(&ef, node, &stbuf);
+ filler(buffer, name, &stbuf, 0);
exfat_put_node(&ef, node);
}
exfat_closedir(&ef, &it);
return ro ? add_option(options, "ro", NULL) : options;
}
-#if defined(__linux__) || defined(__FreeBSD__)
static char* add_user_option(char* options)
{
struct passwd* pw;
}
return add_option(options, "user", pw->pw_name);
}
-#endif
-#if defined(__linux__)
static char* add_blksize_option(char* options, long cluster_size)
{
long page_size = sysconf(_SC_PAGESIZE);
snprintf(blksize, sizeof(blksize), "%ld", MIN(page_size, cluster_size));
return add_option(options, "blksize", blksize);
}
-#endif
static char* add_fuse_options(char* options, const char* spec, bool ro)
{
options = add_ro_option(options, ro);
if (options == NULL)
return NULL;
-#if defined(__linux__) || defined(__FreeBSD__)
options = add_user_option(options);
if (options == NULL)
return NULL;
-#endif
-#if defined(__linux__)
options = add_blksize_option(options, CLUSTER_SIZE(*ef.sb));
if (options == NULL)
return NULL;
-#endif
- return options;
-}
-static int fuse_exfat_main(char* mount_options, char* mount_point)
-{
- char* argv[] = {"exfat", "-s", "-o", mount_options, mount_point, NULL};
- return fuse_main(sizeof(argv) / sizeof(argv[0]) - 1, argv,
- &fuse_exfat_ops, NULL);
+ return options;
}
int main(int argc, char* argv[])
{
+ struct fuse_args mount_args = FUSE_ARGS_INIT(0, NULL);
+ struct fuse_args newfs_args = FUSE_ARGS_INIT(0, NULL);
const char* spec = NULL;
- char* mount_point = NULL;
- char* fuse_options;
- char* exfat_options;
+ const char* mount_point = NULL;
+ char* mount_options;
+ int debug = 0;
+ struct fuse_chan* fc = NULL;
+ struct fuse* fh = NULL;
int opt;
- int rc;
printf("FUSE exfat %s\n", VERSION);
- fuse_options = strdup("allow_other,"
-#if defined(__linux__) || defined(__FreeBSD__)
- "big_writes,"
-#endif
-#if defined(__linux__)
- "blkdev,"
-#endif
- "default_permissions");
- exfat_options = strdup("ro_fallback");
- if (fuse_options == NULL || exfat_options == NULL)
+ mount_options = strdup(default_options);
+ if (mount_options == NULL)
{
exfat_error("failed to allocate options string");
return 1;
switch (opt)
{
case 'd':
- fuse_options = add_option(fuse_options, "debug", NULL);
- if (fuse_options == NULL)
- {
- free(exfat_options);
- return 1;
- }
+ debug = 1;
break;
case 'n':
break;
case 'o':
- exfat_options = add_option(exfat_options, optarg, NULL);
- if (exfat_options == NULL)
- {
- free(fuse_options);
+ mount_options = add_option(mount_options, optarg, NULL);
+ if (mount_options == NULL)
return 1;
- }
break;
case 'V':
- free(exfat_options);
- free(fuse_options);
+ free(mount_options);
puts("Copyright (C) 2010-2018 Andrew Nayenko");
return 0;
case 'v':
break;
default:
- free(exfat_options);
- free(fuse_options);
+ free(mount_options);
usage(argv[0]);
break;
}
}
if (argc - optind != 2)
{
- free(exfat_options);
- free(fuse_options);
+ free(mount_options);
usage(argv[0]);
}
spec = argv[optind];
mount_point = argv[optind + 1];
- if (exfat_mount(&ef, spec, exfat_options) != 0)
+ if (exfat_mount(&ef, spec, mount_options) != 0)
{
- free(exfat_options);
- free(fuse_options);
+ free(mount_options);
return 1;
}
- free(exfat_options);
+ mount_options = add_fuse_options(mount_options, spec, (ef.ro != 0));
+ if (mount_options == NULL)
+ {
+ exfat_unmount(&ef);
+ return 1;
+ }
- fuse_options = add_fuse_options(fuse_options, spec, ef.ro != 0);
- if (fuse_options == NULL)
+ /* create arguments for fuse_mount() */
+ if (fuse_opt_add_arg(&mount_args, "exfat") != 0 ||
+ fuse_opt_add_arg(&mount_args, "-o") != 0 ||
+ fuse_opt_add_arg(&mount_args, mount_options) != 0)
{
exfat_unmount(&ef);
+ free(mount_options);
return 1;
}
- /* let FUSE do all its wizardry */
- rc = fuse_exfat_main(fuse_options, mount_point);
+ free(mount_options);
- free(fuse_options);
- return rc;
+ /* create FUSE mount point */
+ fc = fuse_mount(mount_point, &mount_args);
+ fuse_opt_free_args(&mount_args);
+ if (fc == NULL)
+ {
+ exfat_unmount(&ef);
+ return 1;
+ }
+
+ /* create arguments for fuse_new() */
+ if (fuse_opt_add_arg(&newfs_args, "") != 0 ||
+ (debug && fuse_opt_add_arg(&newfs_args, "-d") != 0))
+ {
+ fuse_unmount(mount_point, fc);
+ exfat_unmount(&ef);
+ return 1;
+ }
+
+ /* create new FUSE file system */
+ fh = fuse_new(fc, &newfs_args, &fuse_exfat_ops,
+ sizeof(struct fuse_operations), NULL);
+ fuse_opt_free_args(&newfs_args);
+ if (fh == NULL)
+ {
+ fuse_unmount(mount_point, fc);
+ exfat_unmount(&ef);
+ return 1;
+ }
+
+ /* exit session on HUP, TERM and INT signals and ignore PIPE signal */
+ if (fuse_set_signal_handlers(fuse_get_session(fh)) != 0)
+ {
+ fuse_unmount(mount_point, fc);
+ fuse_destroy(fh);
+ exfat_unmount(&ef);
+ exfat_error("failed to set signal handlers");
+ return 1;
+ }
+
+ /* go to background (unless "-d" option is passed) and run FUSE
+ main loop */
+ if (fuse_daemonize(debug) == 0)
+ {
+ if (fuse_loop(fh) != 0)
+ exfat_error("FUSE loop failure");
+ }
+ else
+ exfat_error("failed to daemonize");
+
+ fuse_remove_signal_handlers(fuse_get_session(fh));
+ /* note that fuse_unmount() must be called BEFORE fuse_destroy() */
+ fuse_unmount(mount_point, fc);
+ fuse_destroy(fh);
+ return 0;
}