X-Git-Url: http://git.tuebingen.mpg.de/?a=blobdiff_plain;f=dccp_recv.c;h=e0d3e23481f9b2a6b3390ffa9397257b1e095b0d;hb=9e44ee868aaddc68f2cb18bef0d73093e889b810;hp=0fddcfac1d9e69d4e82701c4cede61569b244498;hpb=cda5b2048d7b5455098bb1462171d80fa04e773a;p=paraslash.git

diff --git a/dccp_recv.c b/dccp_recv.c
index 0fddcfac..e0d3e234 100644
--- a/dccp_recv.c
+++ b/dccp_recv.c
@@ -111,9 +111,8 @@ static void dccp_recv_post_select(struct sched *s, struct task *t)
 	struct receiver_node *rn = container_of(t, struct receiver_node, task);
 	struct private_dccp_recv_data *pdd = rn->private_data;
 	struct btr_node *btrn = rn->btrn;
-	int ret;
-	char *buf;
-	size_t sz;
+	struct iovec iov[2];
+	int ret, iovcnt;
 
 	ret = btr_node_status(btrn, 0, BTR_NT_ROOT);
 	if (ret < 0)
@@ -122,16 +121,21 @@ static void dccp_recv_post_select(struct sched *s, struct task *t)
 		return;
 	if (!FD_ISSET(pdd->fd, &s->rfds))
 		return; /* nothing to do */
+	iovcnt = btr_pool_get_buffers(pdd->btrp, iov);
 	ret = -E_DCCP_OVERRUN;
-	sz = btr_pool_get_buffer(pdd->btrp, &buf);
-	if (sz == 0)
+	if (iovcnt == 0)
 		goto err;
-	ret = recv_bin_buffer(pdd->fd, buf, sz);
+	ret = para_readv(pdd->fd, iov, iovcnt);
 	if (ret == 0)
 		ret = -E_RECV_EOF;
 	if (ret < 0)
 		goto err;
-	btr_add_output_pool(pdd->btrp, ret, btrn);
+	if (ret <= iov[0].iov_len) /* only the first buffer was filled */
+		btr_add_output_pool(pdd->btrp, ret, btrn);
+	else { /* both buffers contain data */
+		btr_add_output_pool(pdd->btrp, iov[0].iov_len, btrn);
+		btr_add_output_pool(pdd->btrp, ret - iov[0].iov_len, btrn);
+	}
 	return;
 err:
 	btr_remove_node(rn->btrn);