/* For pread()/pwrite()/utimensat() */
#define _XOPEN_SOURCE 700
-/* For get_current_dir_name */
-#define _GNU_SOURCE
-
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <stddef.h>
+#include <assert.h>
+
+#ifdef __APPLE__
+ #include <osxfuse/fuse.h>
+#else
+ #include <fuse.h>
+#endif
-#include <fuse.h>
#include <sys/xattr.h>
+#include <sys/param.h>
#include "fuse_xattrs_config.h"
#include "xattrs_config.h"
#include "utils.h"
#include "passthrough.h"
-
+#include "stringmem.h"
#include "binary_storage.h"
+struct xattrs_config xattrs_config;
+
static int xmp_setxattr(const char *path, const char *name, const char *value, size_t size, int flags)
{
if (xattrs_config.show_sidecar == 0 && filename_is_sidecar(path) == 1) {
return -ENOENT;
}
- if (get_namespace(name) != USER) {
+ if (xattrs_config.enable_namespaces == 1 && get_namespace(name) != USER) {
debug_print("Only user namespace is supported. name=%s\n", name);
return -ENOTSUP;
}
debug_print("path=%s name=%s value=%s size=%zu XATTR_CREATE=%d XATTR_REPLACE=%d\n",
_path, name, sanitized_value, size, flags & XATTR_CREATE, flags & XATTR_REPLACE);
- free(sanitized_value);
+ strfree(sanitized_value);
#endif
int rtval = binary_storage_write_key(_path, name, value, size, flags);
- free(_path);
+ strfree(_path);
return rtval;
}
return -ENOENT;
}
- if (get_namespace(name) != USER) {
+ if (xattrs_config.enable_namespaces == 1 && get_namespace(name) != USER) {
debug_print("Only user namespace is supported. name=%s\n", name);
return -ENOTSUP;
}
char *_path = prepend_source_directory(path);
debug_print("path=%s name=%s size=%zu\n", _path, name, size);
int rtval = binary_storage_read_key(_path, name, value, size);
- free(_path);
+ strfree(_path);
return rtval;
}
+#ifdef __APPLE__
+ static int xmp_setxattr_apple(const char *path, const char *name, const char *value, size_t size, int flags, u_int32_t position) {
+ assert(position == 0);
+ return xmp_setxattr(path, name, value, size, flags);
+ }
+
+ static int xmp_getxattr_apple(const char *path, const char *name, char *value, size_t size, u_int32_t position) {
+ assert(position == 0);
+ return xmp_getxattr(path, name, value, size);
+ }
+#endif
+
static int xmp_listxattr(const char *path, char *list, size_t size)
{
if (xattrs_config.show_sidecar == 0 && filename_is_sidecar(path) == 1) {
char *_path = prepend_source_directory(path);
debug_print("path=%s size=%zu\n", _path, size);
int rtval = binary_storage_list_keys(_path, list, size);
- free(_path);
+ strfree(_path);
return rtval;
}
return -ENOENT;
}
- if (get_namespace(name) != USER) {
+ if (xattrs_config.enable_namespaces == 1 && get_namespace(name) != USER) {
debug_print("Only user namespace is supported. name=%s\n", name);
return -ENOTSUP;
}
char *_path = prepend_source_directory(path);
debug_print("path=%s name=%s\n", _path, name);
int rtval = binary_storage_remove_key(_path, name);
- free(_path);
+ strfree(_path);
return rtval;
}
+extern int xmp_utimens(const char *path, const struct timespec ts[2]);
+
static struct fuse_operations xmp_oper = {
.getattr = xmp_getattr,
.access = xmp_access,
#ifdef HAVE_POSIX_FALLOCATE
.fallocate = xmp_fallocate,
#endif
+#ifdef __APPLE__
+ .setxattr = xmp_setxattr_apple,
+ .getxattr = xmp_getxattr_apple,
+#else
.setxattr = xmp_setxattr,
.getxattr = xmp_getxattr,
+#endif
.listxattr = xmp_listxattr,
.removexattr = xmp_removexattr,
};
/**
* Check if the path is valid. If it's a relative path,
- * prepend the working path.
+ * prepend the working path. Ensure it ends with /
* @param path relative or absolute path to eval.
* @return new string with absolute path
*/
const char *sanitized_source_directory(const char *path) {
- char *absolute_path;
- if (strlen(path) == 0) {
- return NULL;
- }
-
- /* absolute path, we don't do anything */
- if (path[0] == '/') {
- if (is_directory(path) == -1) {
- return NULL;
- }
- absolute_path = strdup(path);
- return absolute_path;
- }
-
- char *pwd = get_current_dir_name();
- size_t len = strlen(pwd) + 1 + strlen(path) + 1;
- int has_trailing_backslash = (path[strlen(path)-1] == '/');
- if (!has_trailing_backslash)
- len++;
-
- absolute_path = (char*) malloc(sizeof(char) * len);
- memset(absolute_path, '\0', len);
- sprintf(absolute_path, "%s/%s", pwd, path);
-
- if(!has_trailing_backslash)
- absolute_path[len-2] = '/';
-
- if (is_directory(absolute_path) == -1) {
- free(absolute_path);
- return NULL;
+ char *absolute_path = stralloc( PATH_MAX );
+ if ( ( strlen( path ) == 0 ) ||
+ ( realpath( path, absolute_path ) == 0 ) ||
+ ( is_directory( absolute_path ) == -1 ) ) {
+ return NULL; // Path badness
}
- return absolute_path;
+ // Append "/" and allocate new memory for the string
+ return strdup( strcat( absolute_path, "/" ) );
}
enum {
#define FUSE_XATTRS_OPT(t, p, v) { t, offsetof(struct xattrs_config, p), v }
static struct fuse_opt xattrs_opts[] = {
- FUSE_XATTRS_OPT("show_sidecar", show_sidecar, 1),
+ FUSE_XATTRS_OPT("show_sidecar", show_sidecar, 1),
+ FUSE_XATTRS_OPT("enable_namespaces", enable_namespaces, 1),
+ FUSE_XATTRS_OPT("sroot=%s", sidecar_dir, 0 ),
FUSE_OPT_KEY("-V", KEY_VERSION),
FUSE_OPT_KEY("--version", KEY_VERSION),
"\n"
"FUSE XATTRS options:\n"
" -o show_sidecar don't hide sidecar files\n"
+ " -o enable_namespaces enable namespaces checks\n"
"\n", outargs->argv[0]);
fuse_opt_add_arg(outargs, "-ho");
exit(1);
}
+ if ( xattrs_config.sidecar_dir ) {
+ xattrs_config.sidecar_dir =
+ sanitized_source_directory( xattrs_config.sidecar_dir );
+ }
+
if (!xattrs_config.source_dir) {
fprintf(stderr, "missing source directory\n");
fprintf(stderr, "see `%s -h' for usage\n", argv[0]);
}
umask(0);
+
+ // disable multi-threading
+ fuse_opt_add_arg(&args, "-s");
return fuse_main(args.argc, args.argv, &xmp_oper, NULL);
}