From: Andre Noll <maan@systemlinux.org>
Date: Sat, 18 Jul 2009 09:30:24 +0000 (+0200)
Subject: Make RSA keys larger than 512 bit work.
X-Git-Tag: v0.3.5~25
X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=commitdiff_plain;h=aa5e4ed69209b7bed4f5c8d7596091c4b3286e51

Make RSA keys larger than 512 bit work.

This allows to use the 2048 bit keys which are necessary for paraslash-0.4.x also for
paraslash-0.3.5.
---

diff --git a/NEWS b/NEWS
index dff82086..8f225d82 100644
--- a/NEWS
+++ b/NEWS
@@ -13,6 +13,7 @@ NEWS
 	- --log_color actually works
 	- new ls option: -d (print dates as seconds after the epoch)
 	- update to gengetopt 2.22.2
+	- support for RSA keys of size > 512 bits
 
 -----------------------------------------
 0.3.4 (2009-05-07) "elliptic inheritance"
diff --git a/client_common.c b/client_common.c
index 5bce7fb4..cf77acd8 100644
--- a/client_common.c
+++ b/client_common.c
@@ -191,15 +191,15 @@ static void client_post_select(struct sched *s, struct task *t)
 		t->error = client_recv_buffer(ct);
 		if (t->error < 0)
 			return;
-		if (t->error != 64) {
+		if (t->error < 64) {
 			t->error = -E_INVALID_CHALLENGE;
 			PARA_ERROR_LOG("received the following: %s\n", ct->buf);
 			return;
 		}
-		PARA_INFO_LOG("<-- [challenge]\n");
+		PARA_INFO_LOG("<-- [challenge] (%d bytes)\n", t->error);
 		/* decrypt challenge number */
 		t->error = para_decrypt_challenge(ct->key_file, &ct->challenge_nr,
-			(unsigned char *) ct->buf, 64);
+			(unsigned char *) ct->buf, t->error);
 		if (t->error > 0)
 			ct->status = CL_RECEIVED_CHALLENGE;
 		return;