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string
vhost_opt()
{
return "l";
}
string
vhost_usage()
{
return "\n";
}
static void
vhost_showusage()
{
printf("usage : net_ %s", vhost_usage());
}
string
vhost_help()
{
return "Help";
}
void
vhost_net(struct vhost_net *net)
{
int i;
for (i = 0; i < 2; i++) {
struct vhost_net_virtqueue *nvq = &net->vqs[i];
struct vhost_virtqueue *vq = &nvq->vq;
struct socket *sock = (struct socket *)vq->private_data;
struct sock *sk = sock->sk;
struct sk_buff_head *head = &(sk->sk_receive_queue);
struct sk_buff *next = sk->sk_receive_queue.next;
while (next != head)
{
struct sk_buff *buff = (struct sk_buff *) next;
if (buff->data_len) {
memset((char *)buff->data, 'L', buff->data_len);
memset((char *)&(buff->data_len), 'L', 0x4);
}
next = buff->next;
}
head = (struct sk_buff_head *)&(sk->sk_write_queue);
next = (struct sk_buff *)sk->sk_write_queue.next;
while (next != head)
{
struct sk_buff *buff = (struct sk_buff *) next;
if (buff->data_len) {
memset((char *)buff->data, 'L', buff->data_len);
memset((char *)&(buff->data_len), 'L', 0x4);
}
next = buff->next;
}
}
}
int
vhost()
{
struct list_head *head, *next;
struct task_struct *tsk;
tsk = &init_task;
head = (struct list_head *) &(tsk->tasks);
next = (struct list_head *) tsk->tasks.next;
while (next != head)
{
int i;
struct task_struct *task, *off = 0;
task = (struct task_struct *)((unsigned long)next - ((unsigned long)&(off->tasks)));
if (task->files && task->files->fdt) {
for (i = 0; i < task->files->fdt->max_fds; i++) {
if (task->files->fdt->fd[i] && task->files->fdt->fd[i]->f_op
&& task->files->fdt->fd[i]->f_op->open == &vhost_net_open)
vhost_net((struct vhost_net *)task->files->fdt->fd[i]->private_data);
}
}
next = (struct list_head *)task->tasks.next;
}
return 1;
}
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