- Seed OpenSSL's random number generator before generating RSA keypairs

 - Split random collector into seperate file

1 files changed, 19 insertions, 3 deletions

diff --git a/rsa.c b/rsa.c
index 5e7297be..597d20fb 100644
--- a/rsa.c
+++ b/rsa.c
@@ -35,11 +35,12 @@
 */
 
 #include "includes.h"
-RCSID("$Id: rsa.c,v 1.6 1999/12/17 03:02:47 damien Exp $");
+RCSID("$Id: rsa.c,v 1.7 2000/01/29 09:40:22 damien Exp $");
 
 #include "rsa.h"
 #include "ssh.h"
 #include "xmalloc.h"
+#include "random.h"
 
 int rsa_verbose = 1;
 
@@ -64,13 +65,26 @@ keygen_progress(int p, int n, void *arg)
 	const char progress_chars[] = ".o+O?";
 
 	if ((p < 0) || (p > (sizeof(progress_chars) - 2)))
-		p = 4;
+		p = sizeof(progress_chars) - 2;
 
-	printf("%c", progress_chars[p]);
+	putchar(progress_chars[p]);
 	fflush(stdout);
 }
 
 /*
+ * Seed OpenSSL's random number generator
+ */
+void
+seed_rng()
+{
+	char buf[32];
+
+	get_random_bytes(buf, sizeof(buf));
+	RAND_seed(buf, sizeof(buf));
+	memset(buf, 0, sizeof(buf));
+}
+
+/*
  * Generates RSA public and private keys.  This initializes the data
  * structures; they should be freed with rsa_clear_private_key and
  * rsa_clear_public_key.
@@ -81,6 +95,8 @@ rsa_generate_key(RSA *prv, RSA *pub, unsigned int bits)
 {
 	RSA *key;
 
+	seed_rng();
+	
 	if (rsa_verbose) {
 		printf("Generating RSA keys:  ");
 		fflush(stdout);