+ /*
+ * Call GetSystemPowerStatus if present.
+ */
+ if (gsps) {
+ if (gsps(&pwrstat))
+ func(&pwrstat, sizeof(pwrstat));
+ }
+}
+
+/*
+ * This function is called on a timer, and it will monitor
+ * frequently changing quantities such as the state of physical and
+ * virtual memory, the state of the process's message queue, which
+ * window is in the foreground, which owns the clipboard, etc.
+ */
+void noise_regular(void) {
+ HWND w;
+ DWORD z;
+ POINT pt;
+ MEMORYSTATUS memstat;
+ FILETIME times[4];
+
+ w = GetForegroundWindow(); random_add_noise(&w, sizeof(w));
+ w = GetCapture(); random_add_noise(&w, sizeof(w));
+ w = GetClipboardOwner(); random_add_noise(&w, sizeof(w));
+ z = GetQueueStatus(QS_ALLEVENTS); random_add_noise(&z, sizeof(z));
+
+ GetCursorPos(&pt); random_add_noise(&pt, sizeof(pt));
+
+ GlobalMemoryStatus(&memstat); random_add_noise(&memstat, sizeof(memstat));
+
+ GetThreadTimes(GetCurrentThread(), times, times+1, times+2, times+3);
+ random_add_noise(×, sizeof(times));
+ GetProcessTimes(GetCurrentProcess(), times, times+1, times+2, times+3);
+ random_add_noise(×, sizeof(times));