diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/mgmt.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 7ea5489e7977..3e24c0bf18e7 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -29,6 +29,39 @@ #include <net/bluetooth/hci_core.h> #include <net/bluetooth/mgmt.h> +#define MGMT_VERSION 0 +#define MGMT_REVISION 1 + +static int read_version(struct sock *sk) +{ + struct sk_buff *skb; + struct mgmt_hdr *hdr; + struct mgmt_ev_cmd_complete *ev; + struct mgmt_rp_read_version *rp; + + BT_DBG("sock %p", sk); + + skb = alloc_skb(sizeof(*hdr) + sizeof(*ev) + sizeof(*rp), GFP_ATOMIC); + if (!skb) + return -ENOMEM; + + hdr = (void *) skb_put(skb, sizeof(*hdr)); + hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE); + hdr->len = cpu_to_le16(sizeof(*ev) + sizeof(*rp)); + + ev = (void *) skb_put(skb, sizeof(*ev)); + put_unaligned_le16(MGMT_OP_READ_VERSION, &ev->opcode); + + rp = (void *) skb_put(skb, sizeof(*rp)); + rp->version = MGMT_VERSION; + put_unaligned_le16(MGMT_REVISION, &rp->revision); + + if (sock_queue_rcv_skb(sk, skb) < 0) + kfree_skb(skb); + + return 0; +} + static int cmd_status(struct sock *sk, u16 cmd, u8 status) { struct sk_buff *skb; @@ -87,6 +120,9 @@ int mgmt_control(struct sock *sk, struct msghdr *msg, size_t msglen) } switch (opcode) { + case MGMT_OP_READ_VERSION: + err = read_version(sk); + break; default: BT_DBG("Unknown op %u", opcode); err = cmd_status(sk, opcode, 0x01); |