core/devmgr/devmgr-devfs.cpp

13 #include <zircon/device/vfs.h>
40     // otherwise the device we are referencing
41     device_t* device;
54     // used to assign unique small device numbers
55     // for class device links
172 // it has children, or if it doesn't have a device, or if
173 // its device has no rpc handle
176         return (dn->device == nullptr) || (dn->device->hrpc == ZX_HANDLE_INVALID);
184     if (dn->device == nullptr) {
187     if (dn->device->hrpc == ZX_HANDLE_INVALID) {
190     if (dn->device->flags & DEV_CTX_MUST_ISOLATE) {
249             if (child->device && (child->device->flags & DEV_CTX_INVISIBLE)) {
282     dn->device = dev;
344         // in the sense of other device classes.
347         // device.
411     if ((dn->device == nullptr) ||
412         !(dn->device->flags & DEV_CTX_INVISIBLE)) {
416     // disconnect from device and notify parent/link directory watchers
417     if (dn->device != nullptr) {
418         if (dn->device->self == dn) {
419             dn->device->self = nullptr;
421             if ((dn->device->parent != nullptr) &&
422                 (dn->device->parent->self != nullptr) &&
423                 !(dn->device->flags & DEV_CTX_INVISIBLE)) {
424                 devfs_notify(dn->device->parent->self, dn->name, fuchsia_io_WATCH_EVENT_REMOVED);
427         if (dn->device->link == dn) {
428             dn->device->link = nullptr;
430             if (!(dn->device->flags & DEV_CTX_INVISIBLE)) {
431                 devnode_t* dir = proto_dir(dn->device->protocol_id);
435         dn->device = nullptr;
486             if(child->device && (child->device->flags & DEV_CTX_INVISIBLE)) {
514     bool no_remote = (dn->device == nullptr) || (dn->device->hrpc == ZX_HANDLE_INVALID);
564     fuchsia_io_DirectoryOpen(dn->device->hrpc, flags, 0, path, strlen(path), h);
595         if (child->device == nullptr) {
604             if (child->device->flags & DEV_CTX_INVISIBLE) {
787     root_devnode.device = coordinator_init(root_job);
788     root_devnode.device->self = &root_devnode;