FileMapDisk *
FileMapDisk::FindAnyFileMapDisk(Directory *volume)
{
TRACE(("FileMapDisk::FindAnyFileMapDisk(%p)\n", volume));
Node *node;
status_t error;
if (!volume)
return NULL;
//XXX: check lower/mixed case as well
Node *dirnode;
Directory *dir;
dirnode = volume->Lookup(FMAP_FOLDER_NAME, true);
if (!dirnode || !S_ISDIR(dirnode->Type()))
return NULL;
dir = (Directory *)dirnode;
node = dir->Lookup(FMAP_IMAGE_NAME, true);
if (!node)
return NULL;
// create a FileMapDisk object
FileMapDisk *disk = new(nothrow) FileMapDisk;
if (disk) {
error = disk->Init(node);
if (error != B_OK) {
delete disk;
disk = NULL;
}
}
return disk;
}
int main()
{
Directory d; // Create and initialize a new directory.
ShowMenu(); // Display the menu.
char command; // menu command entered by user
do
{
command = GetCommand(); // Retrieve a command.
switch (command)
{
case 'I': d.Insert(); break;
case 'L': d.Lookup(); break;
case 'R': d.Remove(); break;
case 'U': d.Update(); break;
case 'D': d.DisplayDirectory(); break;
case '?': ShowMenu(); break;
case 'Q': break;
}
} while (command != 'Q');
return 0;
}
