-static clib_error_t *
-receive_fd_msg (int socket_fd, int *my_fd)
-{
- char msgbuf[16];
- char ctl[CMSG_SPACE (sizeof (int)) + CMSG_SPACE (sizeof (struct ucred))];
- struct msghdr mh = { 0 };
- struct iovec iov[1];
- ssize_t size;
- struct ucred *cr = 0;
- struct cmsghdr *cmsg;
- pid_t pid __attribute__ ((unused));
- uid_t uid __attribute__ ((unused));
- gid_t gid __attribute__ ((unused));
-
- iov[0].iov_base = msgbuf;
- iov[0].iov_len = 5;
- mh.msg_iov = iov;
- mh.msg_iovlen = 1;
- mh.msg_control = ctl;
- mh.msg_controllen = sizeof (ctl);
-
- memset (ctl, 0, sizeof (ctl));
-
- /* receive the incoming message */
- size = recvmsg (socket_fd, &mh, 0);
- if (size != 5)
- {
- return (size == 0) ? clib_error_return (0, "disconnected") :
- clib_error_return_unix (0, "recvmsg: malformed message (fd %d)",
- socket_fd);
- }
-
- cmsg = CMSG_FIRSTHDR (&mh);
- while (cmsg)
- {
- if (cmsg->cmsg_level == SOL_SOCKET)
- {
- if (cmsg->cmsg_type == SCM_CREDENTIALS)
- {
- cr = (struct ucred *) CMSG_DATA (cmsg);
- uid = cr->uid;
- gid = cr->gid;
- pid = cr->pid;
- }
- else if (cmsg->cmsg_type == SCM_RIGHTS)
- {
- clib_memcpy (my_fd, CMSG_DATA (cmsg), sizeof (int));
- }
- }
- cmsg = CMSG_NXTHDR (&mh, cmsg);
- }
- return 0;
-}
-
-static void vl_api_memfd_segment_create_reply_t_handler
- (vl_api_memfd_segment_create_reply_t * mp)
-{
- /* Dont bother in the builtin version */
-#if VPP_API_TEST_BUILTIN == 0
- vat_main_t *vam = &vat_main;
- api_main_t *am = &api_main;
- socket_client_main_t *scm = vam->socket_client_main;
- int my_fd = -1;
- clib_error_t *error;
- ssvm_private_t memfd;
- i32 retval = ntohl (mp->retval);
-
- if (retval == 0)
- {
- error = receive_fd_msg (scm->socket_fd, &my_fd);
- if (error)
- {
- retval = -99;
- goto out;
- }
-
- memset (&memfd, 0, sizeof (memfd));
- memfd.fd = my_fd;
-
- vam->client_index_invalid = 1;
-
- /* Note: this closes memfd.fd */
- retval = ssvm_slave_init_memfd (&memfd);
- if (retval)
- clib_warning ("WARNING: segment map returned %d", retval);
-
- /* Pivot to the memory client segment that vpp just created */
-
- am->vlib_rp = (void *) (memfd.requested_va + MMAP_PAGESIZE);
-
- am->shmem_hdr = (void *) am->vlib_rp->user_ctx;
-
- vl_client_install_client_message_handlers ();
-
- vl_client_connect_to_vlib_no_map ("pvt",
- "vpp_api_test(p)",
- 32 /* input_queue_length */ );
- vam->vl_input_queue = am->shmem_hdr->vl_input_queue;
-
- vl_socket_client_enable_disable (0 /* disable socket */ );
- }
-
-out:
- if (vam->async_mode)
- {
- vam->async_errors += (retval < 0);
- }
- else
- {
- vam->retval = retval;
- vam->result_ready = 1;
- }
-#endif
-}
-
-static void vl_api_memfd_segment_create_reply_t_handler_json
- (vl_api_memfd_segment_create_reply_t * mp)
-{
- clib_warning ("no");
-}
-