status_t
AddOnManager::_RegisterAddOn(BEntry& entry)
{
BPath path(&entry);
entry_ref ref;
status_t status = entry.GetRef(&ref);
if (status < B_OK)
return status;
TRACE("AddOnManager::RegisterAddOn(): trying to load \"%s\"\n",
path.Path());
image_id image = load_add_on(path.Path());
if (image < B_OK) {
ERROR("load addon %s failed\n", path.Path());
return image;
}
status = B_ERROR;
if (_IsDevice(path.Path())) {
BInputServerDevice* device = instantiate_add_on<BInputServerDevice>(
image, path.Path(), "device");
if (device != NULL)
status = _RegisterDevice(device, ref, image);
} else if (_IsFilter(path.Path())) {
BInputServerFilter* filter = instantiate_add_on<BInputServerFilter>(
image, path.Path(), "filter");
if (filter != NULL)
status = _RegisterFilter(filter, ref, image);
} else if (_IsMethod(path.Path())) {
BInputServerMethod* method = instantiate_add_on<BInputServerMethod>(
image, path.Path(), "method");
if (method != NULL)
status = _RegisterMethod(method, ref, image);
} else {
ERROR("AddOnManager::_RegisterAddOn(): addon type not found for "
"\"%s\" \n", path.Path());
}
if (status != B_OK)
unload_add_on(image);
return status;
}
// SetTo
status_t
KFileDiskDevice::SetTo(const char *filePath, const char *devicePath)
{
// check params
if (!filePath || strlen(filePath) > B_PATH_NAME_LENGTH
|| (devicePath && strlen(devicePath) > B_PATH_NAME_LENGTH)) {
return B_BAD_VALUE;
}
// normalize the file path
// (should actually not be necessary, since this method is only invoked
// by the DDM, which has already normalized the path)
KPath tmpFilePath;
status_t error = tmpFilePath.SetTo(filePath, true);
if (error != B_OK)
return error;
// check the file
struct stat st;
if (stat(filePath, &st) != 0)
return errno;
if (!S_ISREG(st.st_mode))
return B_BAD_VALUE;
// create the device, if requested
KPath tmpDevicePath;
if (!devicePath) {
// no device path: we shall create a new device entry
if (tmpDevicePath.InitCheck() != B_OK)
return tmpDevicePath.InitCheck();
// TODO: Cleanup. The directory creation is done automatically by the devfs.
// // make the file devices dir
// if (mkdir(kFileDevicesDir, 0777) != 0) {
// if (errno != B_FILE_EXISTS)
// return errno;
// }
// make the directory
status_t error = _GetDirectoryPath(ID(), &tmpDevicePath);
if (error != B_OK)
return error;
// if (mkdir(tmpDevicePath.Path(), 0777) != 0)
// return errno;
// get the device path name
error = tmpDevicePath.Append("raw");
if (error != B_OK)
return error;
devicePath = tmpDevicePath.Path();
// register the file as virtual disk device
error = _RegisterDevice(filePath, devicePath);
if (error != B_OK)
return error;
}
error = set_string(fFilePath, filePath);
if (error != B_OK)
return error;
error = KDiskDevice::SetTo(devicePath);
if (error != B_OK)
return error;
// reset the B_DISK_DEVICE_IS_FILE flag -- KDiskDevice::SetTo() has cleared
// it
SetDeviceFlags(DeviceFlags() | B_DISK_DEVICE_IS_FILE);
return B_OK;
}
