X-Git-Url: http://git.tuebingen.mpg.de/?a=blobdiff_plain;f=dccp_send.c;h=0410c8bca99838a199fe30d92280d7fe333ef15f;hb=d4171bf0379c24a15df0281c5328c53087e446f4;hp=5d8e6593fe0bffd5b628fe92eeffac8d9638c90a;hpb=8d7f47e8cec74e4d209cfa1f6c4c0cec3b0e5019;p=paraslash.git

diff --git a/dccp_send.c b/dccp_send.c
index 5d8e6593..0410c8bc 100644
--- a/dccp_send.c
+++ b/dccp_send.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2006-2007 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2006-2008 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -65,11 +65,20 @@ static void dccp_post_select(fd_set *rfds, __a_unused fd_set *wfds)
 	struct dccp_client *dc;
 	int ret;
 
-	if (!FD_ISSET(listen_fd, rfds))
+	if (listen_fd < 0 || !FD_ISSET(listen_fd, rfds))
 		return;
 	ret = para_accept(listen_fd, NULL, 0);
 	if (ret < 0) {
-		PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret));
+		PARA_ERROR_LOG("%s\n", para_strerror(-ret));
+		return;
+	}
+	/*
+	 * Bypass unused CCID paths: the sender does not receive application data
+	 * from the client; by shutting down this unused communication path we can
+	 * reduce processing costs a bit. See analogous comment in dccp_recv.c.
+	 */
+	if (shutdown(ret, SHUT_RD) < 0) {
+		PARA_ERROR_LOG("shutdown(SHUT_RD): %s\n", strerror(errno));
 		return;
 	}
 	dc = para_calloc(sizeof(struct dccp_client));
@@ -191,7 +200,7 @@ static void dccp_send(long unsigned current_chunk,
 //		PARA_DEBUG_LOG("writing %d bytes to fd %d\n", len, dc->fd);
 		ret = dccp_write(dc->fd, buf, len);
 		if (ret < 0) {
-			PARA_NOTICE_LOG("%s\n", PARA_STRERROR(-ret));
+			PARA_NOTICE_LOG("%s\n", para_strerror(-ret));
 			dccp_shutdown_client(dc);
 			continue;
 		}
@@ -253,9 +262,6 @@ void dccp_send_init(struct sender *s)
 	s->client_cmds[SENDER_DELETE] = NULL;
 	self = s;
 	ret = dccp_open();
-	if (ret < 0) {
-		PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret));
-		s->status = SENDER_OFF;
-	} else
-		s->status = SENDER_ON;
+	if (ret < 0)
+		PARA_ERROR_LOG("%s\n", para_strerror(-ret));
 }