110     btpan_cb.tap_fd = INVALID_FD;  in btif_pan_init()
132     if (btpan_cb.tap_fd != INVALID_FD) {  in pan_disable()
133       btpan_tap_close(btpan_cb.tap_fd);  in pan_disable()
134       btpan_cb.tap_fd = INVALID_FD;  in pan_disable()
251 void create_tap_read_thread(int tap_fd) {  in create_tap_read_thread()  argument
254     btsock_thread_add_fd(pan_pth, tap_fd, 0, SOCK_THREAD_FD_RD, 0);  in create_tap_read_thread()
349   if (btpan_cb.tap_fd == -1) return;  in btpan_set_flow_control()
353     btsock_thread_add_fd(pan_pth, btpan_cb.tap_fd, 0, SOCK_THREAD_FD_RD, 0);  in btpan_set_flow_control()
355                       base::Bind(btu_exec_tap_fd_read, btpan_cb.tap_fd));  in btpan_set_flow_control()
394 int btpan_tap_send(int tap_fd, const RawAddress& src, const RawAddress& dst,  in btpan_tap_send()  argument
397   if (tap_fd != INVALID_FD) {  in btpan_tap_send()
412     OSI_NO_INTR(ret = write(tap_fd, packet, len + sizeof(tETH_HDR)));  in btpan_tap_send()
452         btpan_cb.tap_fd, btpan_cb.open_count, conn->handle, p_data->open.handle,  in btpan_open_conn()
457     if (btpan_cb.tap_fd < 0) {  in btpan_open_conn()
458       btpan_cb.tap_fd = btpan_tap_open();  in btpan_open_conn()
459       if (btpan_cb.tap_fd >= 0) create_tap_read_thread(btpan_cb.tap_fd);  in btpan_open_conn()
462     if (btpan_cb.tap_fd >= 0) {  in btpan_open_conn()
480       if (btpan_cb.tap_fd != INVALID_FD) {  in btpan_close_conn()
481         btpan_tap_close(btpan_cb.tap_fd);  in btpan_close_conn()
482         btpan_cb.tap_fd = INVALID_FD;  in btpan_close_conn()
653   if (fd == INVALID_FD || fd != btpan_cb.tap_fd) return;  in btu_exec_tap_fd_read()
744   CHECK(btpan_cb.tap_fd == INVALID_FD || btpan_cb.tap_fd == fd);  in btpan_tap_fd_signaled()
746   if (btpan_cb.tap_fd != fd) {  in btpan_tap_fd_signaled()
748                        __func__, btpan_cb.tap_fd, fd);  in btpan_tap_fd_signaled()
753     btpan_cb.tap_fd = INVALID_FD;  in btpan_tap_fd_signaled()