struct bt_att {
/* The channel this context is associated with */
struct bt_l2cap_chan chan;
struct bt_att_req req;
/* TODO: Allow more than one pending request */
};
static struct bt_att bt_att_pool[CONFIG_BLUETOOTH_MAX_CONN];
/*
* Pool for outgoing ATT packets. Reserve one buffer per connection plus
* one additional one in case cloning is needed.
*/
static struct nano_fifo att_buf;
static NET_BUF_POOL(att_pool, CONFIG_BLUETOOTH_MAX_CONN + 1,
BT_L2CAP_BUF_SIZE(CONFIG_BLUETOOTH_ATT_MTU),
&att_buf, NULL, 0);
static void att_req_destroy(struct bt_att_req *req)
{
if (req->buf) {
net_buf_unref(req->buf);
}
if (req->destroy) {
req->destroy(req->user_data);
}
memset(req, 0, sizeof(*req));
}
#include "hci_core.h" #include "conn_internal.h" #include "l2cap_internal.h" #include "keys.h" #include "smp.h" #include "att_internal.h" #if !defined(CONFIG_BLUETOOTH_DEBUG_CONN) #undef BT_DBG #define BT_DBG(fmt, ...) #endif /* Pool for outgoing ACL fragments */ static struct nano_fifo frag_buf; static NET_BUF_POOL(frag_pool, 1, BT_L2CAP_BUF_SIZE(23), &frag_buf, NULL, BT_BUF_USER_DATA_MIN); /* Pool for dummy buffers to wake up the tx fibers */ static struct nano_fifo dummy; static NET_BUF_POOL(dummy_pool, CONFIG_BLUETOOTH_MAX_CONN, 0, &dummy, NULL, 0); /* How long until we cancel HCI_LE_Create_Connection */ #define CONN_TIMEOUT (3 * sys_clock_ticks_per_sec) #if defined(CONFIG_BLUETOOTH_SMP) || defined(CONFIG_BLUETOOTH_BREDR) const struct bt_conn_auth_cb *bt_auth; #endif /* CONFIG_BLUETOOTH_SMP || CONFIG_BLUETOOTH_BREDR */ static struct bt_conn conns[CONFIG_BLUETOOTH_MAX_CONN]; static struct bt_conn_cb *callback_list;
#define BT_L2CAP_MAX_LE_MPS CONFIG_BLUETOOTH_L2CAP_IN_MTU
/* For now use MPS - SDU length to disable segmentation */
#define BT_L2CAP_MAX_LE_MTU (BT_L2CAP_MAX_LE_MPS - 2)
#define l2cap_lookup_ident(conn, ident) __l2cap_lookup_ident(conn, ident, false)
#define l2cap_remove_ident(conn, ident) __l2cap_lookup_ident(conn, ident, true)
static struct bt_l2cap_fixed_chan *le_channels;
#if defined(CONFIG_BLUETOOTH_L2CAP_DYNAMIC_CHANNEL)
static struct bt_l2cap_server *servers;
#endif /* CONFIG_BLUETOOTH_L2CAP_DYNAMIC_CHANNEL */
/* Pool for outgoing LE signaling packets, MTU is 23 */
static struct nano_fifo le_sig;
static NET_BUF_POOL(le_sig_pool, CONFIG_BLUETOOTH_MAX_CONN,
BT_L2CAP_BUF_SIZE(L2CAP_LE_MIN_MTU), &le_sig, NULL,
BT_BUF_USER_DATA_MIN);
#if defined(CONFIG_BLUETOOTH_L2CAP_DYNAMIC_CHANNEL)
/* Pool for outgoing LE data packets, MTU is 23 */
static struct nano_fifo le_data;
static NET_BUF_POOL(le_data_pool, CONFIG_BLUETOOTH_MAX_CONN,
BT_L2CAP_BUF_SIZE(L2CAP_LE_MIN_MTU), &le_data, NULL,
BT_BUF_USER_DATA_MIN);
#endif /* CONFIG_BLUETOOTH_L2CAP_DYNAMIC_CHANNEL */
/* L2CAP signalling channel specific context */
struct bt_l2cap {
/* The channel this context is associated with */
struct bt_l2cap_le_chan chan;
};
#include <bluetooth/log.h>
#include <bluetooth/bluetooth.h>
#include <bluetooth/conn.h>
#include <bluetooth/buf.h>
#include "hci_core.h"
#include "conn_internal.h"
#include "l2cap_internal.h"
#include "smp.h"
static struct bt_l2cap_chan bt_smp_pool[CONFIG_BLUETOOTH_MAX_CONN];
/* Pool for outgoing SMP signaling packets, MTU is 23 */
static struct nano_fifo smp_buf;
static NET_BUF_POOL(smp_pool, CONFIG_BLUETOOTH_MAX_CONN,
BT_L2CAP_BUF_SIZE(23), &smp_buf, NULL,
BT_BUF_USER_DATA_MIN);
int bt_smp_sign_verify(struct bt_conn *conn, struct net_buf *buf)
{
return -ENOTSUP;
}
int bt_smp_sign(struct bt_conn *conn, struct net_buf *buf)
{
return -ENOTSUP;
}
static void bt_smp_recv(struct bt_l2cap_chan *chan, struct net_buf *buf)
{
struct bt_conn *conn = chan->conn;
