From: Marcel Holtmann Date: Sat, 20 Oct 2007 11:38:51 +0000 (+0200) Subject: [Bluetooth] Advertise L2CAP features mask support X-Git-Tag: Ubuntu-5.2.0-15.16~39938^2~25 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=f0709e03ac3552b1b048ee171cb96ecaacc6813c;p=mirror_ubuntu-eoan-kernel.git [Bluetooth] Advertise L2CAP features mask support Indicate the support for the L2CAP features mask value when the remote entity tries to negotiate Bluetooth 1.2 specific features. Signed-off-by: Marcel Holtmann --- diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index 896ae5a9c07a..733c95dbd07e 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -55,7 +55,9 @@ #define BT_DBG(D...) #endif -#define VERSION "2.8" +#define VERSION "2.9" + +static u32 l2cap_feat_mask = 0x0000; static const struct proto_ops l2cap_sock_ops; @@ -1775,16 +1777,27 @@ static inline int l2cap_disconnect_rsp(struct l2cap_conn *conn, struct l2cap_cmd static inline int l2cap_information_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u8 *data) { struct l2cap_info_req *req = (struct l2cap_info_req *) data; - struct l2cap_info_rsp rsp; u16 type; type = __le16_to_cpu(req->type); BT_DBG("type 0x%4.4x", type); - rsp.type = cpu_to_le16(type); - rsp.result = cpu_to_le16(L2CAP_IR_NOTSUPP); - l2cap_send_cmd(conn, cmd->ident, L2CAP_INFO_RSP, sizeof(rsp), &rsp); + if (type == L2CAP_IT_FEAT_MASK) { + u8 buf[8]; + struct l2cap_info_rsp *rsp = (struct l2cap_info_rsp *) buf; + rsp->type = cpu_to_le16(L2CAP_IT_FEAT_MASK); + rsp->result = cpu_to_le16(L2CAP_IR_SUCCESS); + put_unaligned(cpu_to_le32(l2cap_feat_mask), (__le32 *) rsp->data); + l2cap_send_cmd(conn, cmd->ident, + L2CAP_INFO_RSP, sizeof(buf), buf); + } else { + struct l2cap_info_rsp rsp; + rsp.type = cpu_to_le16(type); + rsp.result = cpu_to_le16(L2CAP_IR_NOTSUPP); + l2cap_send_cmd(conn, cmd->ident, + L2CAP_INFO_RSP, sizeof(rsp), &rsp); + } return 0; }