recv.h: Cosmetics.
[paraslash.git] / dccp_recv.c
index 6450673..d0bc535 100644 (file)
@@ -73,12 +73,12 @@ static int dccp_recv_open(struct receiver_node *rn)
                ret = -ERRNO_TO_PARA_ERROR(errno);
                goto err;
        }
-
+       ret = mark_fd_nonblocking(fd);
+       if (ret < 0)
+               goto err;
        rn->buf = para_calloc(DCCP_BUFSIZE);
        rn->private_data = pdd = para_calloc(sizeof(struct private_dccp_recv_data));
-
-       pdd->fd = ret;
-       mark_fd_nonblocking(pdd->fd);
+       pdd->fd = fd;
        return 1;
 err:
        close(fd);
@@ -102,48 +102,44 @@ static void *dccp_recv_parse_config(int argc, char **argv)
 
 static void dccp_recv_pre_select(struct sched *s, struct task *t)
 {
-       struct receiver_node *rn = t->private_data;
+       struct receiver_node *rn = container_of(t, struct receiver_node, task);
        struct private_dccp_recv_data *pdd = rn->private_data;
 
-       t->ret = 1;
+       t->error = 0;
        para_fd_set(pdd->fd, &s->rfds, &s->max_fileno);
 }
 
 static void dccp_recv_post_select(struct sched *s, struct task *t)
 {
-       struct receiver_node *rn = t->private_data;
+       struct receiver_node *rn = container_of(t, struct receiver_node, task);
        struct private_dccp_recv_data *pdd = rn->private_data;
 
-       if (rn->output_error && *rn->output_error) {
-               t->ret = *rn->output_error;
-               goto out;
+       if (rn->output_error && *rn->output_error < 0) {
+               t->error = *rn->output_error;
+               return;
+       }
+       if (!FD_ISSET(pdd->fd, &s->rfds))
+               return; /* nothing to do */
+       if (rn->loaded >= DCCP_BUFSIZE) {
+               t->error = -E_DCCP_OVERRUN;
+               return;
        }
-       t->ret = 1;
-       if (!s->select_ret || !FD_ISSET(pdd->fd, &s->rfds))
-               goto out; /* nothing to do */
-       t->ret = -E_DCCP_OVERRUN;
-       if (rn->loaded >= DCCP_BUFSIZE)
-               goto out;
-       t->ret = recv_bin_buffer(pdd->fd, rn->buf + rn->loaded,
+       t->error = recv_bin_buffer(pdd->fd, rn->buf + rn->loaded,
                DCCP_BUFSIZE - rn->loaded);
-       if (t->ret <= 0) {
-               if (!t->ret)
-                       t->ret = -E_RECV_EOF;
-               goto out;
+       if (t->error > 0) {
+               rn->loaded += t->error;
+               return;
        }
-       rn->loaded += t->ret;
-       return;
-out:
-       if (t->ret < 0)
-               rn->error = t->ret;
+       if (!t->error)
+               t->error = -E_RECV_EOF;
 }
 
 /**
- * the init function of the dccp receiver
+ * The init function of the dccp receiver.
  *
- * \param r pointer to the receiver struct to initialize
+ * \param r Pointer to the receiver struct to initialize.
  *
- * Initialize all function pointers of \a r
+ * Initialize all function pointers of \a r.
  */
 void dccp_recv_init(struct receiver *r)
 {