The fix for bitfield in r59 wasn't quite correct. Instead of

being sent too early it could now be sent too late.

Change version to 0.5 and document the bug fix.

CHANGES

@@ -1,3 +1,10 @@
+btpd-0.5:
+---------
+
+Bug fixes:
+- The bitfield could be sent too late. This could cause the receiving
+  peer to close the connection.
+
 btpd-0.4:
 ---------
 

btpd/net.c

@@ -788,14 +788,14 @@ net_shake_read(struct peer *p, unsigned long rmax)
 	btpd_log(BTPD_L_CONN, "Got whole shake.\n");
 	free(hs);
 	p->piece_field = btpd_calloc(1, (int)ceil(p->tp->meta.npieces / 8.0));
-	cm_on_new_peer(p);
 	net_generic_reader(p);
 	if (p->tp->have_npieces > 0) {
 	    if (p->tp->have_npieces * 9 < 5 + ceil(p->tp->meta.npieces / 8.0))
 		net_send_multihave(p);
 	    else
 		net_send_bitfield(p);
 	}
+	cm_on_new_peer(p);
     } else
 	event_add(&p->in_ev, NULL);
 

configure.ac

@@ -1,4 +1,4 @@
-AC_INIT(btpd, 0.4, btpd@murmeldjur.se)
+AC_INIT(btpd, 0.5, btpd@murmeldjur.se)
 
 AC_CANONICAL_TARGET