+void hl_engine_data_sprintf(struct engines_data *e, const char *fmt, ...)
+{
+ va_list args;
+ int str_size;
+
+ va_start(args, fmt);
+ /* Calculate formatted string length. Assuming each string is null terminated, hence
+ * increment result by 1
+ */
+ str_size = vsnprintf(NULL, 0, fmt, args) + 1;
+ va_end(args);
+
+ if ((e->actual_size + str_size) < e->allocated_buf_size) {
+ va_start(args, fmt);
+ vsnprintf(e->buf + e->actual_size, str_size, fmt, args);
+ va_end(args);
+ }
+
+ /* Need to update the size even when not updating destination buffer to get the exact size
+ * of all input strings
+ */
+ e->actual_size += str_size;
+
+}
+