// NewVNode
status_t
Volume::NewVNode(vnode_id vnid, Node* node)
{
status_t error = new_vnode(fVolumeManager->GetID(), vnid, node);
if (error == B_OK)
node->SetKnownToVFS(true);
return error;
}
// NewVNode
status_t
Volume::NewVNode(Node *node)
{
status_t error = NodeAdded(node);
if (error == B_OK) {
error = new_vnode(GetID(), node->GetID(), node);
if (error != B_OK)
NodeRemoved(node);
}
return error;
}
SOS()
{
readyq = new_dllist();
mt_init();
writeok = mt_sem_create(0);
writers = mt_sem_create(1);
readers = mt_sem_create(1);
nelem = mt_sem_create(0);
consoleWait = mt_sem_create(0);
wr_iobuf = make_io_buffer(1);
cr_iobuf = make_io_buffer(256);
crb_no_chars = 0;
crb_end = 0;
crb_begin = 0;
curpid = -1;
// pids = make_rb();
init_partitions();
DEBUG('e', "pagesize: %d\n", PageSize);
jrbTree = make_jrb(); // Step 20
init = new_pcb(); // Step 22
init->pid = get_new_pid(); // Step 22
cread_vnode = new_vnode();
cread_vnode->iobuf =cr_iobuf;
cr_iobuf->nwriters = 1;
cwrite_vnode = new_vnode();
cwrite_vnode->iobuf = wr_iobuf;
wr_iobuf->nreaders = 1;
start_timer(10);
bzero(main_memory, MemorySize);
mt_create(read_console_io, (void *)cr_iobuf);
mt_create(write_console_io, (void *)wr_iobuf);
//mt_create(read_console, NULL);
mt_create(initialize_user_process, (void *)Argv);
schedule();
}
static int
rootfs_mount(nspace_id nsid, const char *device, ulong flags, void *parms,
size_t len, void **data, vnode_id *vnid)
{
int err;
nspace *ns;
vnode *root;
vnode_id rvnid;
if (device || parms || (len != 0)) {
err = EINVAL;
goto error1;
}
ns = (nspace *) malloc(sizeof(nspace));
if (!ns) {
err = ENOMEM;
goto error1;
}
root = (vnode *) malloc(sizeof(vnode));
if (!root) {
err = ENOMEM;
goto error2;
}
rvnid = 1;
ns->nsid = nsid;
ns->vnnum = 0;
ns->nxvnid = rvnid;
ns->root = root;
if (new_lock(&ns->lock, "rootfs") < 0) {
err = -1;
goto error3;
}
ns->skiplist = NewSL(&compare_vnode, NULL, NO_DUPLICATES);
if (!ns->skiplist) {
err = -1;
goto error4;
}
root->vnid = rvnid;
root->parent = root;
root->ns = ns;
root->removed = FALSE;
root->name = NULL;
root->next = root->prev = NULL;
root->head = NULL;
root->symlink = NULL;
/* ### do it for real */
root->uid = 0;
root->gid = 0;
root->mode = MY_S_IFDIR | 0777;
root->mtime = time(NULL);
err = new_vnode(nsid, rvnid, root);
if (err)
goto error5;
*data = ns;
*vnid = rvnid;
return 0;
error5:
FreeSL(ns->skiplist);
error4:
free_lock(&ns->lock);
error3:
free(root);
error2:
free(ns);
error1:
return err;
}
