+static int queue_chunk_or_shutdown(struct dccp_client *dc, long unsigned chunk_num,
+ size_t sent)
+{
+ int ret = cq_enqueue(dc->cq, chunk_num, sent);
+ if (ret < 0) {
+ PARA_NOTICE_LOG("enqueue error\n");
+ dccp_shutdown_client(dc);
+ }
+ return ret;
+}
+
+static int send_queued_chunks(struct dccp_client *dc)
+{
+ struct queued_chunk *qc;
+ while ((qc = cq_peek(dc->cq))) {
+ char *buf;
+ size_t len;
+ int ret;
+ cq_get(qc, &buf, &len);
+ ret = dccp_write(dc->fd, buf, len);
+ if (ret < 0)
+ return ret;
+ cq_update(dc->cq, ret);
+ if (ret != len)
+ return 1;
+ cq_dequeue(dc->cq);
+ }
+ return 1;
+}
+