Add -u option to specify /dev/urandom instead

--HG--
extra : convert_revision : 6925cd3fd7727fbc69db9883675aa90f594f58a0

1 files changed, 9 insertions, 2 deletions

diff --git a/random.c b/random.c
index f1475ed..cd0ac31 100644
--- a/random.c
+++ b/random.c
@@ -27,6 +27,13 @@
 #include "dbutil.h"
 #include "bignum.h"
 
+#ifdef DROPBEAR_RANDOM_DEV
+const char* random_dev = DROPBEAR_RANDOM_DEV;	
+#else
+const char* random_dev = NULL;
+#endif
+
+
 static int donerandinit = 0;
 
 /* this is used to generate unique output from the same hashpool */
@@ -62,9 +69,9 @@ static void readrand(unsigned char* buf, unsigned int buflen) {
 #endif
 
 #ifdef DROPBEAR_RANDOM_DEV
-	readfd = open(DROPBEAR_RANDOM_DEV, O_RDONLY);
+	readfd = open(random_dev, O_RDONLY);		
 	if (readfd < 0) {
-		dropbear_exit("couldn't open random device");
+		dropbear_exit("couldn't open %s", random_dev);
 	}
 #endif