diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h index 847e9e6df08b149094c6e684c7eb4ceb237d18ba..3ad5390a4dd5b61f8abbaeab00ba50d0cd17b07e 100644 --- a/include/net/bluetooth/bluetooth.h +++ b/include/net/bluetooth/bluetooth.h @@ -53,6 +53,15 @@ #define SOL_SCO 17 #define SOL_RFCOMM 18 +#define BT_SECURITY 4 +struct bt_security { + __u8 level; +}; +#define BT_SECURITY_SDP 0 +#define BT_SECURITY_LOW 1 +#define BT_SECURITY_MEDIUM 2 +#define BT_SECURITY_HIGH 3 + #define BT_DEFER_SETUP 7 #define BT_INFO(fmt, arg...) printk(KERN_INFO "Bluetooth: " fmt "\n" , ## arg) diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 46a43b721dd6a104ed3252f211d9dfaa2b3d36e9..4b14972c16940d774c09ecd720982b32a2d7eeca 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -169,6 +169,7 @@ struct hci_conn { __u16 link_policy; __u32 link_mode; __u8 auth_type; + __u8 sec_level; __u8 power_save; unsigned long pend; @@ -325,12 +326,11 @@ int hci_conn_del(struct hci_conn *conn); void hci_conn_hash_flush(struct hci_dev *hdev); void hci_conn_check_pending(struct hci_dev *hdev); -struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 auth_type); +struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 sec_level, __u8 auth_type); int hci_conn_check_link_mode(struct hci_conn *conn); -int hci_conn_auth(struct hci_conn *conn); -int hci_conn_encrypt(struct hci_conn *conn); +int hci_conn_security(struct hci_conn *conn, __u8 sec_level); int hci_conn_change_link_key(struct hci_conn *conn); -int hci_conn_switch_role(struct hci_conn *conn, uint8_t role); +int hci_conn_switch_role(struct hci_conn *conn, __u8 role); void hci_conn_enter_active_mode(struct hci_conn *conn); void hci_conn_enter_sniff_mode(struct hci_conn *conn); @@ -470,26 +470,25 @@ void hci_conn_del_sysfs(struct hci_conn *conn); /* ----- HCI protocols ----- */ struct hci_proto { - char *name; + char *name; unsigned int id; unsigned long flags; void *priv; - int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type); + int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type); int (*connect_cfm) (struct hci_conn *conn, __u8 status); int (*disconn_ind) (struct hci_conn *conn, __u8 reason); int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb, __u16 flags); int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb); - int (*auth_cfm) (struct hci_conn *conn, __u8 status); - int (*encrypt_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt); + int (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt); }; static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type) { register struct hci_proto *hp; int mask = 0; - + hp = hci_proto[HCI_PROTO_L2CAP]; if (hp && hp->connect_ind) mask |= hp->connect_ind(hdev, bdaddr, type); @@ -530,14 +529,20 @@ static inline void hci_proto_disconn_ind(struct hci_conn *conn, __u8 reason) static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) { register struct hci_proto *hp; + __u8 encrypt; + + if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) + return; + + encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; hp = hci_proto[HCI_PROTO_L2CAP]; - if (hp && hp->auth_cfm) - hp->auth_cfm(conn, status); + if (hp && hp->security_cfm) + hp->security_cfm(conn, status, encrypt); hp = hci_proto[HCI_PROTO_SCO]; - if (hp && hp->auth_cfm) - hp->auth_cfm(conn, status); + if (hp && hp->security_cfm) + hp->security_cfm(conn, status, encrypt); } static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt) @@ -545,12 +550,12 @@ static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, __u register struct hci_proto *hp; hp = hci_proto[HCI_PROTO_L2CAP]; - if (hp && hp->encrypt_cfm) - hp->encrypt_cfm(conn, status, encrypt); + if (hp && hp->security_cfm) + hp->security_cfm(conn, status, encrypt); hp = hci_proto[HCI_PROTO_SCO]; - if (hp && hp->encrypt_cfm) - hp->encrypt_cfm(conn, status, encrypt); + if (hp && hp->security_cfm) + hp->security_cfm(conn, status, encrypt); } int hci_register_proto(struct hci_proto *hproto); @@ -562,8 +567,7 @@ struct hci_cb { char *name; - void (*auth_cfm) (struct hci_conn *conn, __u8 status); - void (*encrypt_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt); + void (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt); void (*key_change_cfm) (struct hci_conn *conn, __u8 status); void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); }; @@ -571,14 +575,20 @@ struct hci_cb { static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) { struct list_head *p; + __u8 encrypt; hci_proto_auth_cfm(conn, status); + if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) + return; + + encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; + read_lock_bh(&hci_cb_list_lock); list_for_each(p, &hci_cb_list) { struct hci_cb *cb = list_entry(p, struct hci_cb, list); - if (cb->auth_cfm) - cb->auth_cfm(conn, status); + if (cb->security_cfm) + cb->security_cfm(conn, status, encrypt); } read_unlock_bh(&hci_cb_list_lock); } @@ -592,8 +602,8 @@ static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encr read_lock_bh(&hci_cb_list_lock); list_for_each(p, &hci_cb_list) { struct hci_cb *cb = list_entry(p, struct hci_cb, list); - if (cb->encrypt_cfm) - cb->encrypt_cfm(conn, status, encrypt); + if (cb->security_cfm) + cb->security_cfm(conn, status, encrypt); } read_unlock_bh(&hci_cb_list_lock); } diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index a4a789f24c8d4668d7b54997654f8a516d62898a..98f97a1e9bbb5500627a685b70033031ce05a2ca 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -325,7 +325,7 @@ EXPORT_SYMBOL(hci_get_route); /* Create SCO or ACL connection. * Device _must_ be locked */ -struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 auth_type) +struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 sec_level, __u8 auth_type) { struct hci_conn *acl; struct hci_conn *sco; @@ -340,6 +340,7 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 hci_conn_hold(acl); if (acl->state == BT_OPEN || acl->state == BT_CLOSED) { + acl->sec_level = sec_level; acl->auth_type = auth_type; hci_acl_connect(acl); } @@ -385,16 +386,17 @@ int hci_conn_check_link_mode(struct hci_conn *conn) EXPORT_SYMBOL(hci_conn_check_link_mode); /* Authenticate remote device */ -int hci_conn_auth(struct hci_conn *conn) +static int hci_conn_auth(struct hci_conn *conn, __u8 sec_level) { BT_DBG("conn %p", conn); - if (conn->ssp_mode > 0 && conn->hdev->ssp_mode > 0) { - if (!(conn->auth_type & 0x01)) { - conn->auth_type |= 0x01; - conn->link_mode &= ~HCI_LM_AUTH; - } - } + if (sec_level > conn->sec_level) + conn->link_mode &= ~HCI_LM_AUTH; + + conn->sec_level = sec_level; + + if (sec_level == BT_SECURITY_HIGH) + conn->auth_type |= 0x01; if (conn->link_mode & HCI_LM_AUTH) return 1; @@ -405,31 +407,42 @@ int hci_conn_auth(struct hci_conn *conn) hci_send_cmd(conn->hdev, HCI_OP_AUTH_REQUESTED, sizeof(cp), &cp); } + return 0; } -EXPORT_SYMBOL(hci_conn_auth); -/* Enable encryption */ -int hci_conn_encrypt(struct hci_conn *conn) +/* Enable security */ +int hci_conn_security(struct hci_conn *conn, __u8 sec_level) { BT_DBG("conn %p", conn); + if (sec_level == BT_SECURITY_SDP) + return 1; + + if (sec_level == BT_SECURITY_LOW) { + if (conn->ssp_mode > 0 && conn->hdev->ssp_mode > 0) + return hci_conn_auth(conn, sec_level); + else + return 1; + } + if (conn->link_mode & HCI_LM_ENCRYPT) - return hci_conn_auth(conn); + return hci_conn_auth(conn, sec_level); if (test_and_set_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) return 0; - if (hci_conn_auth(conn)) { + if (hci_conn_auth(conn, sec_level)) { struct hci_cp_set_conn_encrypt cp; cp.handle = cpu_to_le16(conn->handle); cp.encrypt = 1; hci_send_cmd(conn->hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp), &cp); } + return 0; } -EXPORT_SYMBOL(hci_conn_encrypt); +EXPORT_SYMBOL(hci_conn_security); /* Change link key */ int hci_conn_change_link_key(struct hci_conn *conn) @@ -442,12 +455,13 @@ int hci_conn_change_link_key(struct hci_conn *conn) hci_send_cmd(conn->hdev, HCI_OP_CHANGE_CONN_LINK_KEY, sizeof(cp), &cp); } + return 0; } EXPORT_SYMBOL(hci_conn_change_link_key); /* Switch role */ -int hci_conn_switch_role(struct hci_conn *conn, uint8_t role) +int hci_conn_switch_role(struct hci_conn *conn, __u8 role) { BT_DBG("conn %p", conn); @@ -460,6 +474,7 @@ int hci_conn_switch_role(struct hci_conn *conn, uint8_t role) cp.role = role; hci_send_cmd(conn->hdev, HCI_OP_SWITCH_ROLE, sizeof(cp), &cp); } + return 0; } EXPORT_SYMBOL(hci_conn_switch_role); diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index beea9dbb656258e9fda46c001f1b0c9fe26f96e8..014fc8b320bab71a3041015fac34eba2fee70ef6 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1601,7 +1601,8 @@ static inline void hci_remote_ext_features_evt(struct hci_dev *hdev, struct sk_b if (conn->state == BT_CONFIG) { if (!ev->status && hdev->ssp_mode > 0 && - conn->ssp_mode > 0 && conn->out) { + conn->ssp_mode > 0 && conn->out && + conn->sec_level != BT_SECURITY_SDP) { struct hci_cp_auth_requested cp; cp.handle = ev->handle; hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED, diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index 123efb46d3f5a568b7eafa2ace58e45dcef5583f..eadf09231866ebedf7cc110d3ca0b115ee9b50b7 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -263,12 +263,17 @@ static inline int l2cap_check_link_mode(struct sock *sk) { struct l2cap_conn *conn = l2cap_pi(sk)->conn; - if ((l2cap_pi(sk)->link_mode & L2CAP_LM_ENCRYPT) || - (l2cap_pi(sk)->link_mode & L2CAP_LM_SECURE)) - return hci_conn_encrypt(conn->hcon); + if (l2cap_pi(sk)->link_mode & L2CAP_LM_SECURE) + return hci_conn_security(conn->hcon, BT_SECURITY_HIGH); + + if (l2cap_pi(sk)->link_mode & L2CAP_LM_ENCRYPT) + return hci_conn_security(conn->hcon, BT_SECURITY_MEDIUM); if (l2cap_pi(sk)->link_mode & L2CAP_LM_AUTH) - return hci_conn_auth(conn->hcon); + return hci_conn_security(conn->hcon, BT_SECURITY_LOW); + + if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001)) + return hci_conn_security(conn->hcon, BT_SECURITY_SDP); return 1; } @@ -803,6 +808,7 @@ static int l2cap_do_connect(struct sock *sk) struct l2cap_conn *conn; struct hci_conn *hcon; struct hci_dev *hdev; + __u8 sec_level; __u8 auth_type; int err = 0; @@ -815,21 +821,37 @@ static int l2cap_do_connect(struct sock *sk) err = -ENOMEM; - if (l2cap_pi(sk)->link_mode & L2CAP_LM_AUTH || - l2cap_pi(sk)->link_mode & L2CAP_LM_ENCRYPT || - l2cap_pi(sk)->link_mode & L2CAP_LM_SECURE) { - if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001)) - auth_type = HCI_AT_NO_BONDING_MITM; + if (l2cap_pi(sk)->link_mode & L2CAP_LM_SECURE) + sec_level = BT_SECURITY_HIGH; + else if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001)) + sec_level = BT_SECURITY_SDP; + else if (l2cap_pi(sk)->link_mode & L2CAP_LM_ENCRYPT) + sec_level = BT_SECURITY_MEDIUM; + else + sec_level = BT_SECURITY_LOW; + + if (sk->sk_type == SOCK_RAW) { + if (l2cap_pi(sk)->link_mode & L2CAP_LM_SECURE) + auth_type = HCI_AT_DEDICATED_BONDING_MITM; + else if (l2cap_pi(sk)->link_mode & L2CAP_LM_ENCRYPT) + auth_type = HCI_AT_DEDICATED_BONDING; else - auth_type = HCI_AT_GENERAL_BONDING_MITM; - } else { - if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001)) auth_type = HCI_AT_NO_BONDING; + } else if (l2cap_pi(sk)->psm == cpu_to_le16(0x0001)) { + if (l2cap_pi(sk)->link_mode & L2CAP_LM_SECURE) + auth_type = HCI_AT_NO_BONDING_MITM; else + auth_type = HCI_AT_NO_BONDING; + } else { + if (l2cap_pi(sk)->link_mode & L2CAP_LM_SECURE) + auth_type = HCI_AT_GENERAL_BONDING_MITM; + else if (l2cap_pi(sk)->link_mode & L2CAP_LM_ENCRYPT) auth_type = HCI_AT_GENERAL_BONDING; + else + auth_type = HCI_AT_NO_BONDING; } - hcon = hci_connect(hdev, ACL_LINK, dst, auth_type); + hcon = hci_connect(hdev, ACL_LINK, dst, sec_level, auth_type); if (!hcon) goto done; @@ -1402,11 +1424,6 @@ static void l2cap_chan_ready(struct sock *sk) */ parent->sk_data_ready(parent, 0); } - - if (l2cap_pi(sk)->link_mode & L2CAP_LM_SECURE) { - struct l2cap_conn *conn = l2cap_pi(sk)->conn; - hci_conn_change_link_key(conn->hcon); - } } /* Copy frame to all raw sockets on that connection */ @@ -2323,77 +2340,7 @@ static int l2cap_disconn_ind(struct hci_conn *hcon, u8 reason) return 0; } -static int l2cap_auth_cfm(struct hci_conn *hcon, u8 status) -{ - struct l2cap_chan_list *l; - struct l2cap_conn *conn = hcon->l2cap_data; - struct sock *sk; - - if (!conn) - return 0; - - l = &conn->chan_list; - - BT_DBG("conn %p", conn); - - read_lock(&l->lock); - - for (sk = l->head; sk; sk = l2cap_pi(sk)->next_c) { - struct l2cap_pinfo *pi = l2cap_pi(sk); - - bh_lock_sock(sk); - - if ((pi->link_mode & (L2CAP_LM_ENCRYPT | L2CAP_LM_SECURE)) && - !(hcon->link_mode & HCI_LM_ENCRYPT) && - !status) { - bh_unlock_sock(sk); - continue; - } - - if (sk->sk_state == BT_CONNECT) { - if (!status) { - struct l2cap_conn_req req; - req.scid = cpu_to_le16(l2cap_pi(sk)->scid); - req.psm = l2cap_pi(sk)->psm; - - l2cap_pi(sk)->ident = l2cap_get_ident(conn); - - l2cap_send_cmd(conn, l2cap_pi(sk)->ident, - L2CAP_CONN_REQ, sizeof(req), &req); - } else { - l2cap_sock_clear_timer(sk); - l2cap_sock_set_timer(sk, HZ / 10); - } - } else if (sk->sk_state == BT_CONNECT2) { - struct l2cap_conn_rsp rsp; - __u16 result; - - if (!status) { - sk->sk_state = BT_CONFIG; - result = L2CAP_CR_SUCCESS; - } else { - sk->sk_state = BT_DISCONN; - l2cap_sock_set_timer(sk, HZ / 10); - result = L2CAP_CR_SEC_BLOCK; - } - - rsp.scid = cpu_to_le16(l2cap_pi(sk)->dcid); - rsp.dcid = cpu_to_le16(l2cap_pi(sk)->scid); - rsp.result = cpu_to_le16(result); - rsp.status = cpu_to_le16(L2CAP_CS_NO_INFO); - l2cap_send_cmd(conn, l2cap_pi(sk)->ident, - L2CAP_CONN_RSP, sizeof(rsp), &rsp); - } - - bh_unlock_sock(sk); - } - - read_unlock(&l->lock); - - return 0; -} - -static int l2cap_encrypt_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) +static int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) { struct l2cap_chan_list *l; struct l2cap_conn *conn = hcon->l2cap_data; @@ -2413,10 +2360,10 @@ static int l2cap_encrypt_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) bh_lock_sock(sk); - if ((pi->link_mode & (L2CAP_LM_ENCRYPT | L2CAP_LM_SECURE)) && + if (!status && encrypt == 0x00 && + (pi->link_mode & L2CAP_LM_SECURE) && (sk->sk_state == BT_CONNECTED || - sk->sk_state == BT_CONFIG) && - !status && encrypt == 0x00) { + sk->sk_state == BT_CONFIG)) { __l2cap_sock_close(sk, ECONNREFUSED); bh_unlock_sock(sk); continue; @@ -2608,8 +2555,7 @@ static struct hci_proto l2cap_hci_proto = { .connect_ind = l2cap_connect_ind, .connect_cfm = l2cap_connect_cfm, .disconn_ind = l2cap_disconn_ind, - .auth_cfm = l2cap_auth_cfm, - .encrypt_cfm = l2cap_encrypt_cfm, + .security_cfm = l2cap_security_cfm, .recv_acldata = l2cap_recv_acldata }; diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index edee49e00fbfa4054ce8cba4c1434a1b1cec978b..68f70c5270c62c5c801fdb516c81354c9d48f006 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -226,16 +226,18 @@ static int rfcomm_l2sock_create(struct socket **sock) static inline int rfcomm_check_link_mode(struct rfcomm_dlc *d) { struct sock *sk = d->session->sock->sk; + struct l2cap_conn *conn = l2cap_pi(sk)->conn; - if (d->link_mode & (RFCOMM_LM_ENCRYPT | RFCOMM_LM_SECURE)) { - if (!hci_conn_encrypt(l2cap_pi(sk)->conn->hcon)) - return 1; - } else if (d->link_mode & RFCOMM_LM_AUTH) { - if (!hci_conn_auth(l2cap_pi(sk)->conn->hcon)) - return 1; - } + if (d->link_mode & RFCOMM_LM_SECURE) + return hci_conn_security(conn->hcon, BT_SECURITY_HIGH); - return 0; + if (d->link_mode & RFCOMM_LM_ENCRYPT) + return hci_conn_security(conn->hcon, BT_SECURITY_MEDIUM); + + if (d->link_mode & RFCOMM_LM_AUTH) + return hci_conn_security(conn->hcon, BT_SECURITY_LOW); + + return 1; } /* ---- RFCOMM DLCs ---- */ @@ -389,9 +391,9 @@ static int __rfcomm_dlc_open(struct rfcomm_dlc *d, bdaddr_t *src, bdaddr_t *dst, if (s->state == BT_CONNECTED) { if (rfcomm_check_link_mode(d)) - set_bit(RFCOMM_AUTH_PENDING, &d->flags); - else rfcomm_send_pn(s, 1, d); + else + set_bit(RFCOMM_AUTH_PENDING, &d->flags); } rfcomm_dlc_set_timer(d, RFCOMM_CONN_TIMEOUT); @@ -1199,14 +1201,14 @@ void rfcomm_dlc_accept(struct rfcomm_dlc *d) static void rfcomm_check_accept(struct rfcomm_dlc *d) { if (rfcomm_check_link_mode(d)) { - set_bit(RFCOMM_AUTH_PENDING, &d->flags); - rfcomm_dlc_set_timer(d, RFCOMM_AUTH_TIMEOUT); - } else { if (d->defer_setup) { set_bit(RFCOMM_DEFER_SETUP, &d->flags); rfcomm_dlc_set_timer(d, RFCOMM_AUTH_TIMEOUT); } else rfcomm_dlc_accept(d); + } else { + set_bit(RFCOMM_AUTH_PENDING, &d->flags); + rfcomm_dlc_set_timer(d, RFCOMM_AUTH_TIMEOUT); } } @@ -1659,10 +1661,11 @@ static void rfcomm_process_connect(struct rfcomm_session *s) if (d->state == BT_CONFIG) { d->mtu = s->mtu; if (rfcomm_check_link_mode(d)) { + rfcomm_send_pn(s, 1, d); + } else { set_bit(RFCOMM_AUTH_PENDING, &d->flags); rfcomm_dlc_set_timer(d, RFCOMM_AUTH_TIMEOUT); - } else - rfcomm_send_pn(s, 1, d); + } } } } @@ -1973,42 +1976,7 @@ static int rfcomm_run(void *unused) return 0; } -static void rfcomm_auth_cfm(struct hci_conn *conn, u8 status) -{ - struct rfcomm_session *s; - struct rfcomm_dlc *d; - struct list_head *p, *n; - - BT_DBG("conn %p status 0x%02x", conn, status); - - s = rfcomm_session_get(&conn->hdev->bdaddr, &conn->dst); - if (!s) - return; - - rfcomm_session_hold(s); - - list_for_each_safe(p, n, &s->dlcs) { - d = list_entry(p, struct rfcomm_dlc, list); - - if ((d->link_mode & (RFCOMM_LM_ENCRYPT | RFCOMM_LM_SECURE)) && - !(conn->link_mode & HCI_LM_ENCRYPT) && !status) - continue; - - if (!test_and_clear_bit(RFCOMM_AUTH_PENDING, &d->flags)) - continue; - - if (!status) - set_bit(RFCOMM_AUTH_ACCEPT, &d->flags); - else - set_bit(RFCOMM_AUTH_REJECT, &d->flags); - } - - rfcomm_session_put(s); - - rfcomm_schedule(RFCOMM_SCHED_AUTH); -} - -static void rfcomm_encrypt_cfm(struct hci_conn *conn, u8 status, u8 encrypt) +static void rfcomm_security_cfm(struct hci_conn *conn, u8 status, u8 encrypt) { struct rfcomm_session *s; struct rfcomm_dlc *d; @@ -2025,10 +1993,10 @@ static void rfcomm_encrypt_cfm(struct hci_conn *conn, u8 status, u8 encrypt) list_for_each_safe(p, n, &s->dlcs) { d = list_entry(p, struct rfcomm_dlc, list); - if ((d->link_mode & (RFCOMM_LM_ENCRYPT | RFCOMM_LM_SECURE)) && + if (!status && encrypt == 0x00 && + (d->link_mode & RFCOMM_LM_ENCRYPT) && (d->state == BT_CONNECTED || - d->state == BT_CONFIG) && - !status && encrypt == 0x00) { + d->state == BT_CONFIG)) { __rfcomm_dlc_close(d, ECONNREFUSED); continue; } @@ -2036,7 +2004,7 @@ static void rfcomm_encrypt_cfm(struct hci_conn *conn, u8 status, u8 encrypt) if (!test_and_clear_bit(RFCOMM_AUTH_PENDING, &d->flags)) continue; - if (!status && encrypt) + if (!status) set_bit(RFCOMM_AUTH_ACCEPT, &d->flags); else set_bit(RFCOMM_AUTH_REJECT, &d->flags); @@ -2049,8 +2017,7 @@ static void rfcomm_encrypt_cfm(struct hci_conn *conn, u8 status, u8 encrypt) static struct hci_cb rfcomm_cb = { .name = "RFCOMM", - .auth_cfm = rfcomm_auth_cfm, - .encrypt_cfm = rfcomm_encrypt_cfm + .security_cfm = rfcomm_security_cfm }; static ssize_t rfcomm_dlc_sysfs_show(struct class *dev, char *buf) diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c index 71df982c09c9f6126025429256409d8cc8c6f467..7f10f97cd6971b290c1b504c9b93a84e4d5a4726 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -195,7 +195,7 @@ static int sco_connect(struct sock *sk) else type = SCO_LINK; - hcon = hci_connect(hdev, type, dst, HCI_AT_NO_BONDING); + hcon = hci_connect(hdev, type, dst, BT_SECURITY_LOW, HCI_AT_NO_BONDING); if (!hcon) goto done;