+/*
+ * send_kconsumerd_fds
+ *
+ * Send all stream fds of the kernel session to the consumer.
+ */
+static int send_kconsumerd_fds(int sock, struct ltt_kernel_session *session)
+{
+ int ret, i = 0;
+ /* Plus one here for the metadata fd */
+ size_t nb_fd = session->stream_count_global + 1;
+ int fds[nb_fd];
+ struct ltt_kernel_stream *stream;
+ struct ltt_kernel_channel *chan;
+ struct lttcomm_kconsumerd_header lkh;
+ struct lttcomm_kconsumerd_msg buf[nb_fd];
+
+ /* Add metadata data */
+ fds[i] = session->metadata_stream_fd;
+ buf[i].fd = fds[i];
+ buf[i].state = ACTIVE_FD;
+ buf[i].max_sb_size = session->metadata->conf->subbuf_size;
+ strncpy(buf[i].path_name, session->metadata->pathname, PATH_MAX);
+
+ cds_list_for_each_entry(chan, &session->channel_list.head, list) {
+ cds_list_for_each_entry(stream, &chan->stream_list.head, list) {
+ i++;
+ fds[i] = stream->fd;
+ buf[i].fd = stream->fd;
+ buf[i].state = stream->state;
+ buf[i].max_sb_size = chan->channel->subbuf_size;
+ strncpy(buf[i].path_name, stream->pathname, PATH_MAX);
+ }
+ }
+
+ /* Setup header */
+ lkh.payload_size = nb_fd * sizeof(struct lttcomm_kconsumerd_msg);
+ lkh.cmd_type = LTTCOMM_ADD_STREAM;
+
+ DBG("Sending kconsumerd header");
+
+ ret = lttcomm_send_unix_sock(sock, &lkh, sizeof(struct lttcomm_kconsumerd_header));
+ if (ret < 0) {
+ perror("send kconsumerd header");
+ goto error;
+ }
+
+ DBG("Sending all fds to kconsumerd");
+
+ ret = lttcomm_send_fds_unix_sock(sock, buf, fds, nb_fd, lkh.payload_size);
+ if (ret < 0) {
+ perror("send kconsumerd fds");
+ goto error;
+ }
+
+ DBG("Kconsumerd fds sent");
+
+ return 0;