X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=udp_send.c;h=e80670d0f3866dcde32114c0459a506b8cb78cff;hp=f8cce2b943d0f204a089cc9c06a6911f879a0541;hb=a4f75cecaaee538edb7aae3f0ff19168a1dab59d;hpb=ef81b9f4f0fa6a26043c68d429c0deeb7c949351

diff --git a/udp_send.c b/udp_send.c
index f8cce2b9..e80670d0 100644
--- a/udp_send.c
+++ b/udp_send.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2005-2009 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2005-2010 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -160,7 +160,7 @@ static int udp_init_session(struct udp_target *ut)
 	if (ut->fd >= 0) /* nothing to do */
 		return 0;
 
-	ret = makesock(AF_UNSPEC, IPPROTO_UDP, 0, ut->host, ut->port);
+	ret = para_connect_simple(IPPROTO_UDP, ut->host, ut->port);
 	if (ret < 0)
 		return ret;
 	ut->fd = ret;
@@ -181,9 +181,7 @@ static int udp_init_session(struct udp_target *ut)
 	}
 	add_close_on_fork_list(ut->fd);
 	ut->cq = cq_new(UDP_CQ_BYTES);
-	PARA_NOTICE_LOG("sending to udp %s#%d using fec parms %d:%d:%d\n",
-		ut->host, ut->port , ut->fcp.max_slice_bytes,
-		ut->fcp.data_slices_per_group, ut->fcp.slices_per_group);
+	PARA_NOTICE_LOG("sending to udp %s#%d\n", ut->host, ut->port);
 	return 1;
 }
 
@@ -194,11 +192,13 @@ static void udp_shutdown_targets(void)
 	size_t len = 0; /* STFU, gcc */
 
 	list_for_each_entry_safe(ut, tmp, &targets, node) {
+		int ubuntu_glibc_headers_suck;
 		if (ut->fd < 0)
 			continue;
 		if (!buf)
 			len = vss_get_fec_eof_packet(&buf);
-		write(ut->fd, buf, len);
+		/* ignore return value, we're closing the target anyway. */
+		ubuntu_glibc_headers_suck = write(ut->fd, buf, len); /* STFU */
 		udp_close_target(ut);
 	}
 }
@@ -234,27 +234,32 @@ static int udp_com_delete(struct sender_command_data *scd)
 static int udp_send_fec(char *buf, size_t len, void *private_data)
 {
 	struct udp_target *ut = private_data;
-	int ret = udp_init_session(ut);
+	int ret;
 
+	if (sender_status == SENDER_OFF)
+		return 0;
+	ret = udp_init_session(ut);
 	if (ret < 0)
 		goto fail;
 	ret = send_queued_chunks(ut->fd, ut->cq, 0);
+	if (ret == -ERRNO_TO_PARA_ERROR(ECONNREFUSED))
+		ret = 0;
 	if (ret < 0)
 		goto fail;
 	if (!len)
 		return 0;
 	if (!ret) { /* still data left in the queue */
-		ret = cq_enqueue(ut->cq, buf, len);
-		if (ret < 0)
-			goto fail;
+		ret = cq_force_enqueue(ut->cq, buf, len);
+		assert(ret >= 0);
 	}
 	ret = write_nonblock(ut->fd, buf, len, 0);
+	if (ret == -ERRNO_TO_PARA_ERROR(ECONNREFUSED))
+		ret = 0;
 	if (ret < 0)
 		goto fail;
 	if (ret != len) {
-		ret = cq_enqueue(ut->cq, buf + ret, len - ret);
-		if (ret < 0)
-			goto fail;
+		ret = cq_force_enqueue(ut->cq, buf + ret, len - ret);
+		assert(ret >= 0);
 	}
 	return 1;
 fail:
@@ -305,10 +310,10 @@ static char *udp_info(void)
 	ret = make_message(
 		"udp sender:\n"
 		"\tstatus: %s\n"
-		"\tport: udp %d\n"
+		"\tport: %s\n"
 		"\ttargets: %s\n",
 		(sender_status == SENDER_ON)? "on" : "off",
-		conf.udp_default_port_arg,
+		stringify_port(conf.udp_default_port_arg, "udp"),
 		tgts? tgts : "(none)"
 	);
 	free(tgts);