aboutsummaryrefslogtreecommitdiffstats
path: root/net/bluetooth_tizen/hidp/sock.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/bluetooth_tizen/hidp/sock.c')
-rw-r--r--net/bluetooth_tizen/hidp/sock.c305
1 files changed, 0 insertions, 305 deletions
diff --git a/net/bluetooth_tizen/hidp/sock.c b/net/bluetooth_tizen/hidp/sock.c
deleted file mode 100644
index 73a32d7..0000000
--- a/net/bluetooth_tizen/hidp/sock.c
+++ /dev/null
@@ -1,305 +0,0 @@
-/*
- HIDP implementation for Linux Bluetooth stack (BlueZ).
- Copyright (C) 2003-2004 Marcel Holtmann <marcel@holtmann.org>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License version 2 as
- published by the Free Software Foundation;
-
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
- IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
- CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
- WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-
- ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
- COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
- SOFTWARE IS DISCLAIMED.
-*/
-
-#include <linux/module.h>
-
-#include <linux/types.h>
-#include <linux/capability.h>
-#include <linux/errno.h>
-#include <linux/kernel.h>
-#include <linux/poll.h>
-#include <linux/fcntl.h>
-#include <linux/skbuff.h>
-#include <linux/socket.h>
-#include <linux/ioctl.h>
-#include <linux/file.h>
-#include <linux/init.h>
-#include <linux/compat.h>
-#include <linux/gfp.h>
-#include <net/sock.h>
-
-#include "hidp.h"
-
-static int hidp_sock_release(struct socket *sock)
-{
- struct sock *sk = sock->sk;
-
- BT_DBG("sock %p sk %p", sock, sk);
-
- if (!sk)
- return 0;
-
- sock_orphan(sk);
- sock_put(sk);
-
- return 0;
-}
-
-static int hidp_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
-{
- void __user *argp = (void __user *) arg;
- struct hidp_connadd_req ca;
- struct hidp_conndel_req cd;
- struct hidp_connlist_req cl;
- struct hidp_conninfo ci;
- struct socket *csock;
- struct socket *isock;
- int err;
-
- BT_DBG("cmd %x arg %lx", cmd, arg);
-
- switch (cmd) {
- case HIDPCONNADD:
- if (!capable(CAP_NET_ADMIN))
- return -EACCES;
-
- if (copy_from_user(&ca, argp, sizeof(ca)))
- return -EFAULT;
-
- csock = sockfd_lookup(ca.ctrl_sock, &err);
- if (!csock)
- return err;
-
- isock = sockfd_lookup(ca.intr_sock, &err);
- if (!isock) {
- sockfd_put(csock);
- return err;
- }
-
- if (csock->sk->sk_state != BT_CONNECTED ||
- isock->sk->sk_state != BT_CONNECTED) {
- sockfd_put(csock);
- sockfd_put(isock);
- return -EBADFD;
- }
-
- err = hidp_add_connection(&ca, csock, isock);
- if (!err) {
- if (copy_to_user(argp, &ca, sizeof(ca)))
- err = -EFAULT;
- } else {
- sockfd_put(csock);
- sockfd_put(isock);
- }
-
- return err;
-
- case HIDPCONNDEL:
- if (!capable(CAP_NET_ADMIN))
- return -EACCES;
-
- if (copy_from_user(&cd, argp, sizeof(cd)))
- return -EFAULT;
-
- return hidp_del_connection(&cd);
-
- case HIDPGETCONNLIST:
- if (copy_from_user(&cl, argp, sizeof(cl)))
- return -EFAULT;
-
- if (cl.cnum <= 0)
- return -EINVAL;
-
- err = hidp_get_connlist(&cl);
- if (!err && copy_to_user(argp, &cl, sizeof(cl)))
- return -EFAULT;
-
- return err;
-
- case HIDPGETCONNINFO:
- if (copy_from_user(&ci, argp, sizeof(ci)))
- return -EFAULT;
-
- err = hidp_get_conninfo(&ci);
- if (!err && copy_to_user(argp, &ci, sizeof(ci)))
- return -EFAULT;
-
- return err;
- }
-
- return -EINVAL;
-}
-
-#ifdef CONFIG_COMPAT
-struct compat_hidp_connadd_req {
- int ctrl_sock; /* Connected control socket */
- int intr_sock; /* Connected interrupt socket */
- __u16 parser;
- __u16 rd_size;
- compat_uptr_t rd_data;
- __u8 country;
- __u8 subclass;
- __u16 vendor;
- __u16 product;
- __u16 version;
- __u32 flags;
- __u32 idle_to;
- char name[128];
-};
-
-static int hidp_sock_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
-{
- if (cmd == HIDPGETCONNLIST) {
- struct hidp_connlist_req cl;
- u32 uci;
- int err;
-
- if (get_user(cl.cnum, (u32 __user *) arg) ||
- get_user(uci, (u32 __user *) (arg + 4)))
- return -EFAULT;
-
- cl.ci = compat_ptr(uci);
-
- if (cl.cnum <= 0)
- return -EINVAL;
-
- err = hidp_get_connlist(&cl);
-
- if (!err && put_user(cl.cnum, (u32 __user *) arg))
- err = -EFAULT;
-
- return err;
- } else if (cmd == HIDPCONNADD) {
- struct compat_hidp_connadd_req ca;
- struct hidp_connadd_req __user *uca;
-
- uca = compat_alloc_user_space(sizeof(*uca));
-
- if (copy_from_user(&ca, (void __user *) arg, sizeof(ca)))
- return -EFAULT;
-
- if (put_user(ca.ctrl_sock, &uca->ctrl_sock) ||
- put_user(ca.intr_sock, &uca->intr_sock) ||
- put_user(ca.parser, &uca->parser) ||
- put_user(ca.rd_size, &uca->rd_size) ||
- put_user(compat_ptr(ca.rd_data), &uca->rd_data) ||
- put_user(ca.country, &uca->country) ||
- put_user(ca.subclass, &uca->subclass) ||
- put_user(ca.vendor, &uca->vendor) ||
- put_user(ca.product, &uca->product) ||
- put_user(ca.version, &uca->version) ||
- put_user(ca.flags, &uca->flags) ||
- put_user(ca.idle_to, &uca->idle_to) ||
- copy_to_user(&uca->name[0], &ca.name[0], 128))
- return -EFAULT;
-
- arg = (unsigned long) uca;
-
- /* Fall through. We don't actually write back any _changes_
- to the structure anyway, so there's no need to copy back
- into the original compat version */
- }
-
- return hidp_sock_ioctl(sock, cmd, arg);
-}
-#endif
-
-static const struct proto_ops hidp_sock_ops = {
- .family = PF_BLUETOOTH,
- .owner = THIS_MODULE,
- .release = hidp_sock_release,
- .ioctl = hidp_sock_ioctl,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = hidp_sock_compat_ioctl,
-#endif
- .bind = sock_no_bind,
- .getname = sock_no_getname,
- .sendmsg = sock_no_sendmsg,
- .recvmsg = sock_no_recvmsg,
- .poll = sock_no_poll,
- .listen = sock_no_listen,
- .shutdown = sock_no_shutdown,
- .setsockopt = sock_no_setsockopt,
- .getsockopt = sock_no_getsockopt,
- .connect = sock_no_connect,
- .socketpair = sock_no_socketpair,
- .accept = sock_no_accept,
- .mmap = sock_no_mmap
-};
-
-static struct proto hidp_proto = {
- .name = "HIDP",
- .owner = THIS_MODULE,
- .obj_size = sizeof(struct bt_sock)
-};
-
-static int hidp_sock_create(struct net *net, struct socket *sock, int protocol,
- int kern)
-{
- struct sock *sk;
-
- BT_DBG("sock %p", sock);
-
- if (sock->type != SOCK_RAW)
- return -ESOCKTNOSUPPORT;
-
- sk = sk_alloc(net, PF_BLUETOOTH, GFP_ATOMIC, &hidp_proto);
- if (!sk)
- return -ENOMEM;
-
- sock_init_data(sock, sk);
-
- sock->ops = &hidp_sock_ops;
-
- sock->state = SS_UNCONNECTED;
-
- sock_reset_flag(sk, SOCK_ZAPPED);
-
- sk->sk_protocol = protocol;
- sk->sk_state = BT_OPEN;
-
- return 0;
-}
-
-static const struct net_proto_family hidp_sock_family_ops = {
- .family = PF_BLUETOOTH,
- .owner = THIS_MODULE,
- .create = hidp_sock_create
-};
-
-int __init hidp_init_sockets(void)
-{
- int err;
-
- err = proto_register(&hidp_proto, 0);
- if (err < 0)
- return err;
-
- err = bt_sock_register(BTPROTO_HIDP, &hidp_sock_family_ops);
- if (err < 0)
- goto error;
-
- return 0;
-
-error:
- BT_ERR("Can't register HIDP socket");
- proto_unregister(&hidp_proto);
- return err;
-}
-
-void __exit hidp_cleanup_sockets(void)
-{
- if (bt_sock_unregister(BTPROTO_HIDP) < 0)
- BT_ERR("Can't unregister HIDP socket");
-
- proto_unregister(&hidp_proto);
-}