+/*
+ * Read a C string from |pkt| and copy to a newly allocated, NUL-terminated
+ * buffer. Store a pointer to the result in |*data|.
+ * If |*data| is not NULL, the old data is OPENSSL_free'd.
+ * If the data in |pkt| does not contain a NUL-byte, the entire data is
+ * copied and NUL-terminated.
+ * Returns 1 if the malloc succeeds and 0 otherwise.
+ * Does not forward PACKET position (because it is typically the last thing done
+ * with a given PACKET).
+ */
+__owur static ossl_inline int PACKET_strndup(const PACKET *pkt, char **data)
+{
+ OPENSSL_free(*data);
+
+ /* This will succeed on an empty packet, unless pkt->curr == NULL. */
+ *data = OPENSSL_strndup((const char *)pkt->curr, PACKET_remaining(pkt));
+ return (*data != NULL);
+}
+