X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/32874aeac8dacbca26663777b39a79efc5d8dc4b..7440fd4419acfc9c784f142fb9dee3e64c9a18c2:/noise.c

diff --git a/noise.c b/noise.c
index 856974bc..00719bbd 100644
--- a/noise.c
+++ b/noise.c
@@ -3,7 +3,6 @@
  * generator.
  */
 
-#include <windows.h>
 #include <stdio.h>
 
 #include "putty.h"
@@ -40,6 +39,8 @@ void noise_get_heavy(void (*func) (void *, int))
     }
 
     read_random_seed(func);
+    /* Update the seed immediately, in case another instance uses it. */
+    random_save_seed();
 
     gsps = NULL;
     mod = GetModuleHandle("KERNEL32");
@@ -53,8 +54,11 @@ void random_save_seed(void)
     int len;
     void *data;
 
-    random_get_savedata(&data, &len);
-    write_random_seed(data, len);
+    if (random_active) {
+	random_get_savedata(&data, &len);
+	write_random_seed(data, len);
+	sfree(data);
+    }
 }
 
 /*
@@ -127,7 +131,7 @@ void noise_regular(void)
  * counter to the noise pool. It gets the scan code or mouse
  * position passed in.
  */
-void noise_ultralight(DWORD data)
+void noise_ultralight(unsigned long data)
 {
     DWORD wintime;
     LARGE_INTEGER perftime;