From cd45ad4acfeaab286176154d8b23b0364dd6c4f0 Mon Sep 17 00:00:00 2001
From: Thomas Haller <thaller@redhat.com>
Date: Sun, 2 May 2021 10:01:32 +0200
Subject: [PATCH] glib-aux: add nm_uuid_unparse()

---
 src/libnm-glib-aux/nm-uuid.c | 25 +++++++++++++++++++++++++
 src/libnm-glib-aux/nm-uuid.h |  8 ++++++++
 2 files changed, 33 insertions(+)

diff --git a/src/libnm-glib-aux/nm-uuid.c b/src/libnm-glib-aux/nm-uuid.c
index 38d9826a3a..485dd4d611 100644
--- a/src/libnm-glib-aux/nm-uuid.c
+++ b/src/libnm-glib-aux/nm-uuid.c
@@ -3,3 +3,28 @@
 #include "libnm-glib-aux/nm-default-glib.h"
 
 #include "nm-uuid.h"
+
+/*****************************************************************************/
+
+char *
+nm_uuid_unparse_case(const NMUuid *uuid, char out_str[static 37], gboolean upper_case)
+{
+    char *s;
+    int   i;
+
+    nm_assert(uuid);
+    nm_assert(out_str);
+
+    s = out_str;
+    for (i = 0; i < 16; i++) {
+        const guint8 c = uuid->uuid[i];
+
+        if (NM_IN_SET(i, 4, 6, 8, 10))
+            *(s++) = '-';
+        *(s++) = nm_hexchar(c >> 4, upper_case);
+        *(s++) = nm_hexchar(c, upper_case);
+    }
+    *s = '\0';
+
+    return out_str;
+}
diff --git a/src/libnm-glib-aux/nm-uuid.h b/src/libnm-glib-aux/nm-uuid.h
index dea52b94ce..bfae517132 100644
--- a/src/libnm-glib-aux/nm-uuid.h
+++ b/src/libnm-glib-aux/nm-uuid.h
@@ -7,4 +7,12 @@ typedef struct _NMUuid {
     guint8 uuid[16];
 } NMUuid;
 
+char *nm_uuid_unparse_case(const NMUuid *uuid, char out_str[static 37], gboolean upper_case);
+
+static inline char *
+nm_uuid_unparse(const NMUuid *uuid, char out_str[static 37])
+{
+    return nm_uuid_unparse_case(uuid, out_str, FALSE);
+}
+
 #endif /* __NM_UUID_H__ */