Add copy function

Signed-off-by: Simone Orru <[email protected]>
zephyrproject-rtos · Oct 3, 2024 · 45c85d4 · 45c85d4
1 parent 81279e0
commit 45c85d4
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diff --git a/include/zephyr/sys/uuid.h b/include/zephyr/sys/uuid.h
@@ -75,6 +75,17 @@ int uuid_generate_v4(uuid_t out);
  */
 int uuid_generate_v5(const uuid_t namespace, const void *data, size_t data_size, uuid_t out);
 
+/**
+ * @brief Copy an UUID into another UUID.
+ *
+ * @param dst Destination for the copy.
+ * @param src Source for the copy.
+ *
+ * @retval 0 The UUID has been correctly copied in @p dst
+ * @retval -EINVAL @p dst or @p src are not acceptable
+ */
+int uuid_copy(uuid_t dst, const uuid_t src);
+
 /**
  * @brief Create a uuid_t from a binary (big-endian) formatted UUID.
  *

diff --git a/lib/uuid/uuid.c b/lib/uuid/uuid.c
@@ -136,6 +136,15 @@ int uuid_generate_v5(const uuid_t namespace, const void *data, size_t data_size,
 }
 #endif
 
+int uuid_copy(uuid_t dst, const uuid_t src)
+{
+	if ((dst == NULL) || (src == NULL)) {
+		return -EINVAL;
+	}
+	memcpy(dst, src, UUID_SIZE);
+	return 0;
+}
+
 int uuid_from_buffer(const uint8_t data[UUID_SIZE], uuid_t out)
 {
 	if ((data == NULL) || (out == NULL)) {