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synced 2024-11-11 04:18:39 +08:00
Bluetooth: move l2cap_sock_setsockopt() to l2cap_sock.c
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
This commit is contained in:
Gustavo F. Padovan
parent
d7175d5525
commit
33575df7be
@ -442,7 +442,6 @@ int l2cap_sock_connect(struct socket *sock, struct sockaddr *addr, int alen, int
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int l2cap_sock_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t len);
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int l2cap_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t len, int flags);
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int l2cap_sock_shutdown(struct socket *sock, int how);
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int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen);
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int l2cap_sock_getsockopt(struct socket *sock, int level, int optname, char __user *optval, int __user *optlen);
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@ -1596,180 +1596,6 @@ int l2cap_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *m
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return bt_sock_recvmsg(iocb, sock, msg, len, flags);
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}
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static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __user *optval, unsigned int optlen)
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{
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struct sock *sk = sock->sk;
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struct l2cap_options opts;
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int len, err = 0;
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u32 opt;
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BT_DBG("sk %p", sk);
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lock_sock(sk);
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switch (optname) {
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case L2CAP_OPTIONS:
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if (sk->sk_state == BT_CONNECTED) {
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err = -EINVAL;
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break;
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}
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opts.imtu = l2cap_pi(sk)->imtu;
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opts.omtu = l2cap_pi(sk)->omtu;
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opts.flush_to = l2cap_pi(sk)->flush_to;
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opts.mode = l2cap_pi(sk)->mode;
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opts.fcs = l2cap_pi(sk)->fcs;
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opts.max_tx = l2cap_pi(sk)->max_tx;
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opts.txwin_size = (__u16)l2cap_pi(sk)->tx_win;
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len = min_t(unsigned int, sizeof(opts), optlen);
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if (copy_from_user((char *) &opts, optval, len)) {
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err = -EFAULT;
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break;
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}
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if (opts.txwin_size > L2CAP_DEFAULT_TX_WINDOW) {
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err = -EINVAL;
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break;
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}
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l2cap_pi(sk)->mode = opts.mode;
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switch (l2cap_pi(sk)->mode) {
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case L2CAP_MODE_BASIC:
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l2cap_pi(sk)->conf_state &= ~L2CAP_CONF_STATE2_DEVICE;
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break;
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case L2CAP_MODE_ERTM:
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case L2CAP_MODE_STREAMING:
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if (!disable_ertm)
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break;
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/* fall through */
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default:
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err = -EINVAL;
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break;
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}
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l2cap_pi(sk)->imtu = opts.imtu;
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l2cap_pi(sk)->omtu = opts.omtu;
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l2cap_pi(sk)->fcs = opts.fcs;
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l2cap_pi(sk)->max_tx = opts.max_tx;
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l2cap_pi(sk)->tx_win = (__u8)opts.txwin_size;
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break;
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case L2CAP_LM:
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if (get_user(opt, (u32 __user *) optval)) {
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err = -EFAULT;
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break;
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}
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if (opt & L2CAP_LM_AUTH)
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l2cap_pi(sk)->sec_level = BT_SECURITY_LOW;
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if (opt & L2CAP_LM_ENCRYPT)
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l2cap_pi(sk)->sec_level = BT_SECURITY_MEDIUM;
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if (opt & L2CAP_LM_SECURE)
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l2cap_pi(sk)->sec_level = BT_SECURITY_HIGH;
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l2cap_pi(sk)->role_switch = (opt & L2CAP_LM_MASTER);
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l2cap_pi(sk)->force_reliable = (opt & L2CAP_LM_RELIABLE);
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break;
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default:
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err = -ENOPROTOOPT;
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break;
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}
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release_sock(sk);
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return err;
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}
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int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen)
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{
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struct sock *sk = sock->sk;
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struct bt_security sec;
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int len, err = 0;
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u32 opt;
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BT_DBG("sk %p", sk);
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if (level == SOL_L2CAP)
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return l2cap_sock_setsockopt_old(sock, optname, optval, optlen);
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if (level != SOL_BLUETOOTH)
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return -ENOPROTOOPT;
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lock_sock(sk);
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switch (optname) {
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case BT_SECURITY:
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if (sk->sk_type != SOCK_SEQPACKET && sk->sk_type != SOCK_STREAM
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&& sk->sk_type != SOCK_RAW) {
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err = -EINVAL;
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break;
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}
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sec.level = BT_SECURITY_LOW;
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len = min_t(unsigned int, sizeof(sec), optlen);
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if (copy_from_user((char *) &sec, optval, len)) {
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err = -EFAULT;
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break;
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}
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if (sec.level < BT_SECURITY_LOW ||
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sec.level > BT_SECURITY_HIGH) {
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err = -EINVAL;
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break;
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}
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l2cap_pi(sk)->sec_level = sec.level;
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break;
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case BT_DEFER_SETUP:
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if (sk->sk_state != BT_BOUND && sk->sk_state != BT_LISTEN) {
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err = -EINVAL;
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break;
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}
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if (get_user(opt, (u32 __user *) optval)) {
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err = -EFAULT;
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break;
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}
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bt_sk(sk)->defer_setup = opt;
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break;
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case BT_FLUSHABLE:
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if (get_user(opt, (u32 __user *) optval)) {
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err = -EFAULT;
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break;
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}
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if (opt > BT_FLUSHABLE_ON) {
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err = -EINVAL;
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break;
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}
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if (opt == BT_FLUSHABLE_OFF) {
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struct l2cap_conn *conn = l2cap_pi(sk)->conn;
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/* proceed futher only when we have l2cap_conn and
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No Flush support in the LM */
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if (!conn || !lmp_no_flush_capable(conn->hcon->hdev)) {
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err = -EINVAL;
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break;
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}
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}
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l2cap_pi(sk)->flushable = opt;
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break;
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default:
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err = -ENOPROTOOPT;
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break;
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}
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release_sock(sk);
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return err;
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}
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static int l2cap_sock_getsockopt_old(struct socket *sock, int optname, char __user *optval, int __user *optlen)
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{
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struct sock *sk = sock->sk;
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@ -27,6 +27,7 @@
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/* Bluetooth L2CAP sockets. */
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#include <net/bluetooth/bluetooth.h>
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#include <net/bluetooth/hci_core.h>
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#include <net/bluetooth/l2cap.h>
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static void l2cap_sock_timeout(unsigned long arg)
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@ -276,6 +277,180 @@ static int l2cap_sock_getname(struct socket *sock, struct sockaddr *addr, int *l
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return 0;
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}
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static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __user *optval, unsigned int optlen)
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{
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struct sock *sk = sock->sk;
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struct l2cap_options opts;
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int len, err = 0;
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u32 opt;
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BT_DBG("sk %p", sk);
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lock_sock(sk);
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switch (optname) {
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case L2CAP_OPTIONS:
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if (sk->sk_state == BT_CONNECTED) {
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err = -EINVAL;
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break;
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}
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opts.imtu = l2cap_pi(sk)->imtu;
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opts.omtu = l2cap_pi(sk)->omtu;
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opts.flush_to = l2cap_pi(sk)->flush_to;
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opts.mode = l2cap_pi(sk)->mode;
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opts.fcs = l2cap_pi(sk)->fcs;
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opts.max_tx = l2cap_pi(sk)->max_tx;
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opts.txwin_size = (__u16)l2cap_pi(sk)->tx_win;
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len = min_t(unsigned int, sizeof(opts), optlen);
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if (copy_from_user((char *) &opts, optval, len)) {
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err = -EFAULT;
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break;
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}
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if (opts.txwin_size > L2CAP_DEFAULT_TX_WINDOW) {
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err = -EINVAL;
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break;
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}
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l2cap_pi(sk)->mode = opts.mode;
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switch (l2cap_pi(sk)->mode) {
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case L2CAP_MODE_BASIC:
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l2cap_pi(sk)->conf_state &= ~L2CAP_CONF_STATE2_DEVICE;
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break;
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case L2CAP_MODE_ERTM:
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case L2CAP_MODE_STREAMING:
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if (!disable_ertm)
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break;
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/* fall through */
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default:
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err = -EINVAL;
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break;
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}
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l2cap_pi(sk)->imtu = opts.imtu;
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l2cap_pi(sk)->omtu = opts.omtu;
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l2cap_pi(sk)->fcs = opts.fcs;
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l2cap_pi(sk)->max_tx = opts.max_tx;
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l2cap_pi(sk)->tx_win = (__u8)opts.txwin_size;
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break;
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case L2CAP_LM:
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if (get_user(opt, (u32 __user *) optval)) {
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err = -EFAULT;
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break;
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}
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if (opt & L2CAP_LM_AUTH)
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l2cap_pi(sk)->sec_level = BT_SECURITY_LOW;
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if (opt & L2CAP_LM_ENCRYPT)
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l2cap_pi(sk)->sec_level = BT_SECURITY_MEDIUM;
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if (opt & L2CAP_LM_SECURE)
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l2cap_pi(sk)->sec_level = BT_SECURITY_HIGH;
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l2cap_pi(sk)->role_switch = (opt & L2CAP_LM_MASTER);
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l2cap_pi(sk)->force_reliable = (opt & L2CAP_LM_RELIABLE);
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break;
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default:
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err = -ENOPROTOOPT;
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break;
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}
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release_sock(sk);
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return err;
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}
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static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen)
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{
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struct sock *sk = sock->sk;
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struct bt_security sec;
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int len, err = 0;
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u32 opt;
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BT_DBG("sk %p", sk);
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if (level == SOL_L2CAP)
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return l2cap_sock_setsockopt_old(sock, optname, optval, optlen);
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if (level != SOL_BLUETOOTH)
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return -ENOPROTOOPT;
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lock_sock(sk);
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switch (optname) {
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case BT_SECURITY:
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if (sk->sk_type != SOCK_SEQPACKET && sk->sk_type != SOCK_STREAM
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&& sk->sk_type != SOCK_RAW) {
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err = -EINVAL;
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break;
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}
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sec.level = BT_SECURITY_LOW;
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len = min_t(unsigned int, sizeof(sec), optlen);
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if (copy_from_user((char *) &sec, optval, len)) {
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err = -EFAULT;
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break;
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}
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if (sec.level < BT_SECURITY_LOW ||
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sec.level > BT_SECURITY_HIGH) {
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err = -EINVAL;
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break;
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}
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l2cap_pi(sk)->sec_level = sec.level;
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break;
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case BT_DEFER_SETUP:
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if (sk->sk_state != BT_BOUND && sk->sk_state != BT_LISTEN) {
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err = -EINVAL;
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break;
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}
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if (get_user(opt, (u32 __user *) optval)) {
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err = -EFAULT;
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break;
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}
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bt_sk(sk)->defer_setup = opt;
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break;
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case BT_FLUSHABLE:
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if (get_user(opt, (u32 __user *) optval)) {
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err = -EFAULT;
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break;
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}
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if (opt > BT_FLUSHABLE_ON) {
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err = -EINVAL;
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break;
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}
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if (opt == BT_FLUSHABLE_OFF) {
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struct l2cap_conn *conn = l2cap_pi(sk)->conn;
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/* proceed futher only when we have l2cap_conn and
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No Flush support in the LM */
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if (!conn || !lmp_no_flush_capable(conn->hcon->hdev)) {
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err = -EINVAL;
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break;
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}
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}
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l2cap_pi(sk)->flushable = opt;
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break;
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default:
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err = -ENOPROTOOPT;
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break;
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}
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release_sock(sk);
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return err;
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}
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static int l2cap_sock_release(struct socket *sock)
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{
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struct sock *sk = sock->sk;
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