/* Performs periodic maintenance on 'rpc', such as flushing output buffers. */
void
jsonrpc_run(struct jsonrpc *rpc)
{
if (rpc->status) {
return;
}
stream_run(rpc->stream);
while (!list_is_empty(&rpc->output)) {
struct ofpbuf *buf = ofpbuf_from_list(rpc->output.next);
int retval;
retval = stream_send(rpc->stream, buf->data, buf->size);
if (retval >= 0) {
rpc->backlog -= retval;
ofpbuf_pull(buf, retval);
if (!buf->size) {
list_remove(&buf->list_node);
rpc->output_count--;
ofpbuf_delete(buf);
}
} else {
if (retval != -EAGAIN) {
VLOG_WARN_RL(&rl, "%s: send error: %s",
rpc->name, ovs_strerror(-retval));
jsonrpc_error(rpc, -retval);
}
break;
}
}
}
void
ofputil_append_queue_get_config_reply(const struct ofputil_queue_config *qc,
struct ovs_list *replies)
{
enum ofp_version ofp_version = ofpmp_version(replies);
struct ofpbuf *reply = ofpbuf_from_list(ovs_list_back(replies));
size_t start_ofs = reply->size;
size_t len_ofs;
ovs_be16 *len;
if (ofp_version < OFP14_VERSION) {
if (ofp_version < OFP12_VERSION) {
struct ofp10_packet_queue *opq10;
opq10 = ofpbuf_put_zeros(reply, sizeof *opq10);
opq10->queue_id = htonl(qc->queue);
len_ofs = (char *) &opq10->len - (char *) reply->data;
} else {
struct ofp12_packet_queue *opq12;
opq12 = ofpbuf_put_zeros(reply, sizeof *opq12);
opq12->port = ofputil_port_to_ofp11(qc->port);
opq12->queue_id = htonl(qc->queue);
len_ofs = (char *) &opq12->len - (char *) reply->data;
}
put_ofp10_queue_rate(reply, OFPQT10_MIN_RATE, qc->min_rate);
put_ofp10_queue_rate(reply, OFPQT11_MAX_RATE, qc->max_rate);
} else {
struct ofp14_queue_desc *oqd = ofpbuf_put_zeros(reply, sizeof *oqd);
oqd->port_no = ofputil_port_to_ofp11(qc->port);
oqd->queue_id = htonl(qc->queue);
len_ofs = (char *) &oqd->len - (char *) reply->data;
put_ofp14_queue_rate(reply, OFPQDPT14_MIN_RATE, qc->min_rate);
put_ofp14_queue_rate(reply, OFPQDPT14_MAX_RATE, qc->max_rate);
}
len = ofpbuf_at(reply, len_ofs, sizeof *len);
*len = htons(reply->size - start_ofs);
if (ofp_version >= OFP14_VERSION) {
ofpmp_postappend(replies, start_ofs);
}
}
