AetherDroid/android_kernel_samsung_on5xelte
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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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95
arch/um/drivers/daemon_kern.c Normal file
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/*
* Copyright (C) 2001 Lennert Buytenhek (buytenh@gnu.org) and
* James Leu (jleu@mindspring.net).
* Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
* Copyright (C) 2001 by various other people who didn't put their name here.
* Licensed under the GPL.
*/
#include <linux/init.h>
#include <linux/netdevice.h>
#include <net_kern.h>
#include "daemon.h"
struct daemon_init {
char *sock_type;
char *ctl_sock;
};
static void daemon_init(struct net_device *dev, void *data)
{
struct uml_net_private *pri;
struct daemon_data *dpri;
struct daemon_init *init = data;
pri = netdev_priv(dev);
dpri = (struct daemon_data *) pri->user;
dpri->sock_type = init->sock_type;
dpri->ctl_sock = init->ctl_sock;
dpri->fd = -1;
dpri->control = -1;
dpri->dev = dev;
/* We will free this pointer. If it contains crap we're burned. */
dpri->ctl_addr = NULL;
dpri->data_addr = NULL;
dpri->local_addr = NULL;
printk("daemon backend (uml_switch version %d) - %s:%s",
SWITCH_VERSION, dpri->sock_type, dpri->ctl_sock);
printk("\n");
}
static int daemon_read(int fd, struct sk_buff *skb, struct uml_net_private *lp)
{
return net_recvfrom(fd, skb_mac_header(skb),
skb->dev->mtu + ETH_HEADER_OTHER);
}
static int daemon_write(int fd, struct sk_buff *skb, struct uml_net_private *lp)
{
return daemon_user_write(fd, skb->data, skb->len,
(struct daemon_data *) &lp->user);
}
static const struct net_kern_info daemon_kern_info = {
.init = daemon_init,
.protocol = eth_protocol,
.read = daemon_read,
.write = daemon_write,
};
static int daemon_setup(char *str, char **mac_out, void *data)
{
struct daemon_init *init = data;
char *remain;
*init = ((struct daemon_init)
{ .sock_type = "unix",
.ctl_sock = "/tmp/uml.ctl" });
remain = split_if_spec(str, mac_out, &init->sock_type, &init->ctl_sock,
NULL);
if (remain != NULL)
printk(KERN_WARNING "daemon_setup : Ignoring data socket "
"specification\n");
return 1;
}
static struct transport daemon_transport = {
.list = LIST_HEAD_INIT(daemon_transport.list),
.name = "daemon",
.setup = daemon_setup,
.user = &daemon_user_info,
.kern = &daemon_kern_info,
.private_size = sizeof(struct daemon_data),
.setup_size = sizeof(struct daemon_init),
};
static int register_daemon(void)
{
register_transport(&daemon_transport);
return 0;
}
late_initcall(register_daemon);