struct node *node_lookup(struct fuse *fuse, struct node *parent, const char *name,
struct fuse_attr *attr)
{
int res;
struct stat s;
char *path, buffer[PATH_BUFFER_SIZE];
struct node *node;
path = node_get_path(parent, buffer, name);
/* XXX error? */
res = lstat(path, &s);
if (res < 0)
return 0;
node = lookup_child_by_name(parent, name);
if (!node) {
node = node_create(parent, name, fuse->next_node_id++, fuse->next_generation++);
if (!node)
return 0;
node->nid = ptr_to_id(node);
node->all = fuse->all;
fuse->all = node;
}
attr_from_stat(attr, &s);
attr->ino = node->nid;
return node;
}
static int fuse_reply_entry(struct fuse* fuse, __u64 unique,
struct node* parent, const char* name, const char* actual_name,
const char* path)
{
struct node* node;
struct fuse_entry_out out;
struct stat s;
if (lstat(path, &s) < 0) {
return -errno;
}
pthread_mutex_lock(&fuse->lock);
node = acquire_or_create_child_locked(fuse, parent, name, actual_name);
if (!node) {
pthread_mutex_unlock(&fuse->lock);
return -ENOMEM;
}
memset(&out, 0, sizeof(out));
attr_from_stat(&out.attr, &s, node->nid);
out.attr_valid = 10;
out.entry_valid = 10;
out.nodeid = node->nid;
out.generation = node->gen;
pthread_mutex_unlock(&fuse->lock);
fuse_reply(fuse, unique, &out, sizeof(out));
return NO_STATUS;
}
static int fuse_reply_attr(struct fuse* fuse, __u64 unique, __u64 nid,
const char* path)
{
struct fuse_attr_out out;
struct stat s;
if (lstat(path, &s) < 0) {
return -errno;
}
memset(&out, 0, sizeof(out));
attr_from_stat(&out.attr, &s, nid);
out.attr_valid = 10;
fuse_reply(fuse, unique, &out, sizeof(out));
return NO_STATUS;
}
int node_get_attr(struct node *node, struct fuse_attr *attr)
{
int res;
struct stat s;
char *path, buffer[PATH_BUFFER_SIZE];
path = node_get_path(node, buffer, 0);
res = lstat(path, &s);
if (res < 0) {
ERROR("lstat('%s') errno %d\n", path, errno);
return -1;
}
attr_from_stat(attr, &s);
attr->ino = node->nid;
return 0;
}
