Improve RNG seeding.

Try to read from /dev/urandom multiple times, take input from extra sources,
and use /dev/random when generating private keys

1 files changed, 4 insertions, 0 deletions

diff --git a/common-runopts.c b/common-runopts.c
index 784055a..32e475e 100644
--- a/common-runopts.c
+++ b/common-runopts.c
@@ -29,6 +29,7 @@
 #include "dbutil.h"
 #include "auth.h"
 #include "algo.h"
+#include "random.h"
 
 runopts opts; /* GLOBAL */
 
@@ -45,6 +46,9 @@ int readhostkey(const char * filename, sign_key * hostkey, int *type) {
 		goto out;
 	}
 	buf_setpos(buf, 0);
+
+	addrandom(buf_getptr(buf, buf->len), buf->len);
+
 	if (buf_get_priv_key(buf, hostkey, type) == DROPBEAR_FAILURE) {
 		goto out;
 	}