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-rw-r--r--src/shared/util.c20
-rw-r--r--src/test/test-util.c36
2 files changed, 45 insertions, 11 deletions
diff --git a/src/shared/util.c b/src/shared/util.c
index f6f3b18bfc..2b76a5c885 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -73,6 +73,7 @@
#include "hashmap.h"
#include "env-util.h"
#include "fileio.h"
+#include "utf8.h"
int saved_argc = 0;
char **saved_argv = NULL;
@@ -3495,26 +3496,23 @@ int signal_from_string_try_harder(const char *s) {
}
static char *tag_to_udev_node(const char *tagvalue, const char *by) {
- char *dn, *t, *u;
- int r;
-
- /* FIXME: to follow udev's logic 100% we need to leave valid
- * UTF8 chars unescaped */
+ _cleanup_free_ char *t = NULL, *u = NULL;
+ char *dn;
+ size_t enc_len;
u = unquote(tagvalue, "\"\'");
if (u == NULL)
return NULL;
- t = xescape(u, "/ ");
- free(u);
-
+ enc_len = strlen(u) * 4;
+ t = new(char, enc_len);
if (t == NULL)
return NULL;
- r = asprintf(&dn, "/dev/disk/by-%s/%s", by, t);
- free(t);
+ if (udev_encode_string(u, t, enc_len) < 0)
+ return NULL;
- if (r < 0)
+ if (asprintf(&dn, "/dev/disk/by-%s/%s", by, t) < 0)
return NULL;
return dn;
diff --git a/src/test/test-util.c b/src/test/test-util.c
index dd7768d36c..ad13d53de3 100644
--- a/src/test/test-util.c
+++ b/src/test/test-util.c
@@ -547,6 +547,41 @@ static void test_split_pair(void) {
assert_se(streq(b, "="));
}
+static void test_fstab_node_to_udev_node(void) {
+ char *n;
+
+ n = fstab_node_to_udev_node("LABEL=applé/jack");
+ puts(n);
+ assert_se(streq(n, "/dev/disk/by-label/applé\\x2fjack"));
+ free(n);
+
+ n = fstab_node_to_udev_node("PARTLABEL=pinkié pie");
+ puts(n);
+ assert_se(streq(n, "/dev/disk/by-partlabel/pinkié\\x20pie"));
+ free(n);
+
+ n = fstab_node_to_udev_node("UUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
+ puts(n);
+ assert_se(streq(n, "/dev/disk/by-uuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
+ free(n);
+
+ n = fstab_node_to_udev_node("PARTUUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
+ puts(n);
+ assert_se(streq(n, "/dev/disk/by-partuuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
+ free(n);
+
+
+ n = fstab_node_to_udev_node("PONIES=awesome");
+ puts(n);
+ assert_se(streq(n, "PONIES=awesome"));
+ free(n);
+
+ n = fstab_node_to_udev_node("/dev/xda1");
+ puts(n);
+ assert_se(streq(n, "/dev/xda1"));
+ free(n);
+}
+
int main(int argc, char *argv[]) {
test_streq_ptr();
test_first_word();
@@ -582,6 +617,7 @@ int main(int argc, char *argv[]) {
test_strrep();
test_parse_user_at_host();
test_split_pair();
+ test_fstab_node_to_udev_node();
return 0;
}