Adding upstream version 255.4.upstream/255.4

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 47 insertions, 0 deletions

diff --git a/src/shared/blkid-util.h b/src/shared/blkid-util.h
new file mode 100644
index 0000000..abc4b61
--- /dev/null
+++ b/src/shared/blkid-util.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#if HAVE_BLKID
+#  include <blkid.h>
+
+#  include "sd-id128.h"
+
+#  include "macro.h"
+#  include "string-util.h"
+
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(blkid_probe, blkid_free_probe, NULL);
+
+static inline int blkid_partition_get_uuid_id128(blkid_partition p, sd_id128_t *ret) {
+        const char *s;
+
+        assert(p);
+
+        s = blkid_partition_get_uuid(p);
+        if (isempty(s))
+                return -ENXIO;
+
+        return sd_id128_from_string(s, ret);
+}
+
+static inline int blkid_partition_get_type_id128(blkid_partition p, sd_id128_t *ret) {
+        const char *s;
+
+        assert(p);
+
+        s = blkid_partition_get_type_string(p);
+        if (isempty(s))
+                return -ENXIO;
+
+        return sd_id128_from_string(s, ret);
+}
+
+/* Define symbolic names for blkid_do_safeprobe() return values, since blkid only uses literal numbers. We
+ * prefix these symbolic definitions with underscores, to not invade libblkid's namespace needlessly. */
+enum {
+        _BLKID_SAFEPROBE_FOUND     =  0,
+        _BLKID_SAFEPROBE_NOT_FOUND =  1,
+        _BLKID_SAFEPROBE_AMBIGUOUS = -2,
+        _BLKID_SAFEPROBE_ERROR     = -1,
+};
+
+#endif