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Bluetooth: Create flags for bt_sk() 

defer_setup and suspended are now flags into bt_sk().

Signed-off-by: Gustavo Padovan <gustavo@padovan.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Gustavo Padovan 2012-05-16 12:17:10 -03:00 committed by Gustavo Padovan
parent c6585a4da0
commit c5daa683f2
5 changed files with 41 additions and 24 deletions
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8
include/net/bluetooth/bluetooth.h
View File

@ -194,8 +194,12 @@ struct bt_sock {
bdaddr_t dst;
struct list_head accept_q;
struct sock *parent;
u32 defer_setup;
bool suspended;
unsigned long flags;
};
enum {
BT_SK_DEFER_SETUP,
BT_SK_SUSPEND,
};
struct bt_sock_list {

8
net/bluetooth/af_bluetooth.c
View File

@ -210,7 +210,7 @@ struct sock *bt_accept_dequeue(struct sock *parent, struct socket *newsock)
}
if (sk->sk_state == BT_CONNECTED || !newsock ||
bt_sk(parent)->defer_setup) {
test_bit(BT_DEFER_SETUP, &bt_sk(parent)->flags)) {
bt_accept_unlink(sk);
if (newsock)
sock_graft(sk, newsock);
@ -410,8 +410,8 @@ static inline unsigned int bt_accept_poll(struct sock *parent)
list_for_each_safe(p, n, &bt_sk(parent)->accept_q) {
sk = (struct sock *) list_entry(p, struct bt_sock, accept_q);
if (sk->sk_state == BT_CONNECTED ||
(bt_sk(parent)->defer_setup &&
sk->sk_state == BT_CONNECT2))
(test_bit(BT_SK_DEFER_SETUP, &bt_sk(parent)->flags) &&
sk->sk_state == BT_CONNECT2))
return POLLIN | POLLRDNORM;
}
@ -450,7 +450,7 @@ unsigned int bt_sock_poll(struct file *file, struct socket *sock, poll_table *wa
sk->sk_state == BT_CONFIG)
return mask;
if (!bt_sk(sk)->suspended && sock_writeable(sk))
if (!test_bit(BT_SK_SUSPEND, &bt_sk(sk)->flags) && sock_writeable(sk))
mask |= POLLOUT | POLLWRNORM | POLLWRBAND;
else
set_bit(SOCK_ASYNC_NOSPACE, &sk->sk_socket->flags);

14
net/bluetooth/l2cap_core.c
View File

@ -71,7 +71,7 @@ static void l2cap_send_cmd(struct l2cap_conn *conn, u8 ident, u8 code, u16 len,
void *data);
static int l2cap_build_conf_req(struct l2cap_chan *chan, void *data);
static void l2cap_send_disconn_req(struct l2cap_conn *conn,
struct l2cap_chan *chan, int err);
struct l2cap_chan *chan, int err);
/* ---- L2CAP channels ---- */
@ -586,7 +586,7 @@ void l2cap_chan_close(struct l2cap_chan *chan, int reason)
struct l2cap_conn_rsp rsp;
__u16 result;
if (bt_sk(sk)->defer_setup)
if (test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags))
result = L2CAP_CR_SEC_BLOCK;
else
result = L2CAP_CR_BAD_PSM;
@ -1050,7 +1050,8 @@ static void l2cap_conn_start(struct l2cap_conn *conn)
if (l2cap_chan_check_security(chan)) {
lock_sock(sk);
if (bt_sk(sk)->defer_setup) {
if (test_bit(BT_SK_DEFER_SETUP,
&bt_sk(sk)->flags)) {
struct sock *parent = bt_sk(sk)->parent;
rsp.result = cpu_to_le16(L2CAP_CR_PEND);
rsp.status = cpu_to_le16(L2CAP_CS_AUTHOR_PEND);
@ -3032,7 +3033,7 @@ static inline int l2cap_connect_req(struct l2cap_conn *conn, struct l2cap_cmd_hd
if (conn->info_state & L2CAP_INFO_FEAT_MASK_REQ_DONE) {
if (l2cap_chan_check_security(chan)) {
if (bt_sk(sk)->defer_setup) {
if (test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) {
__l2cap_state_change(chan, BT_CONNECT2);
result = L2CAP_CR_PEND;
status = L2CAP_CS_AUTHOR_PEND;
@ -4924,7 +4925,7 @@ int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
chan->state == BT_CONFIG)) {
struct sock *sk = chan->sk;
bt_sk(sk)->suspended = false;
clear_bit(BT_SK_SUSPEND, &bt_sk(sk)->flags);
sk->sk_state_change(sk);
l2cap_check_encryption(chan, encrypt);
@ -4946,7 +4947,8 @@ int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
lock_sock(sk);
if (!status) {
if (bt_sk(sk)->defer_setup) {
if (test_bit(BT_SK_DEFER_SETUP,
&bt_sk(sk)->flags)) {
struct sock *parent = bt_sk(sk)->parent;
res = L2CAP_CR_PEND;
stat = L2CAP_CS_AUTHOR_PEND;

21
net/bluetooth/l2cap_sock.c
View File

@ -324,8 +324,8 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname, char __us
case L2CAP_CONNINFO:
if (sk->sk_state != BT_CONNECTED &&
!(sk->sk_state == BT_CONNECT2 &&
bt_sk(sk)->defer_setup)) {
!(sk->sk_state == BT_CONNECT2 &&
test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags))) {
err = -ENOTCONN;
break;
}
@ -399,7 +399,8 @@ static int l2cap_sock_getsockopt(struct socket *sock, int level, int optname, ch
break;
}
if (put_user(bt_sk(sk)->defer_setup, (u32 __user *) optval))
if (put_user(test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags),
(u32 __user *) optval))
err = -EFAULT;
break;
@ -601,10 +602,10 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch
/* or for ACL link */
} else if ((sk->sk_state == BT_CONNECT2 &&
bt_sk(sk)->defer_setup) ||
test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) ||
sk->sk_state == BT_CONNECTED) {
if (!l2cap_chan_check_security(chan))
bt_sk(sk)->suspended = true;
set_bit(BT_SK_SUSPEND, &bt_sk(sk)->flags);
else
sk->sk_state_change(sk);
} else {
@ -623,7 +624,10 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch
break;
}
bt_sk(sk)->defer_setup = opt;
if (opt)
set_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
else
clear_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
break;
case BT_FLUSHABLE:
@ -741,7 +745,8 @@ static int l2cap_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct ms
lock_sock(sk);
if (sk->sk_state == BT_CONNECT2 && bt_sk(sk)->defer_setup) {
if (sk->sk_state == BT_CONNECT2 && test_bit(BT_SK_DEFER_SETUP,
&bt_sk(sk)->flags)) {
sk->sk_state = BT_CONFIG;
pi->chan->state = BT_CONFIG;
@ -984,7 +989,7 @@ static void l2cap_sock_init(struct sock *sk, struct sock *parent)
struct l2cap_chan *pchan = l2cap_pi(parent)->chan;
sk->sk_type = parent->sk_type;
bt_sk(sk)->defer_setup = bt_sk(parent)->defer_setup;
bt_sk(sk)->flags = bt_sk(parent)->flags;
chan->chan_type = pchan->chan_type;
chan->imtu = pchan->imtu;

14
net/bluetooth/rfcomm/sock.c
View File

@ -260,7 +260,8 @@ static void rfcomm_sock_init(struct sock *sk, struct sock *parent)
if (parent) {
sk->sk_type = parent->sk_type;
pi->dlc->defer_setup = bt_sk(parent)->defer_setup;
pi->dlc->defer_setup = test_bit(BT_SK_DEFER_SETUP,
&bt_sk(parent)->flags);
pi->sec_level = rfcomm_pi(parent)->sec_level;
pi->role_switch = rfcomm_pi(parent)->role_switch;
@ -731,7 +732,11 @@ static int rfcomm_sock_setsockopt(struct socket *sock, int level, int optname, c
break;
}
bt_sk(sk)->defer_setup = opt;
if (opt)
set_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
else
clear_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
break;
default:
@ -849,7 +854,8 @@ static int rfcomm_sock_getsockopt(struct socket *sock, int level, int optname, c
break;
}
if (put_user(bt_sk(sk)->defer_setup, (u32 __user *) optval))
if (put_user(test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags),
(u32 __user *) optval))
err = -EFAULT;
break;
@ -972,7 +978,7 @@ int rfcomm_connect_ind(struct rfcomm_session *s, u8 channel, struct rfcomm_dlc *
done:
bh_unlock_sock(parent);
if (bt_sk(parent)->defer_setup)
if (test_bit(BT_SK_DEFER_SETUP, &bt_sk(parent)->flags))
parent->sk_state_change(parent);
return result;