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Merge branch 'feat/NimBLE-Blufi-custom-use' into 'master'

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Nimble: Add support to expose blufi handler for external BLE application

See merge request espressif/esp-idf!20424
This commit is contained in:
Rahul Tank
2022-11-01 16:20:28 +08:00
parent 58b4f428ef ca024c119d
commit 6f806e126b
2 changed files with 85 additions and 4 deletions
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15
components/bt/common/btc/profile/esp/blufi/include/esp_blufi.h
View File

@@ -12,6 +12,7 @@
#ifdef CONFIG_BT_NIMBLE_ENABLED
#include "nimble/ble.h"
#include "host/ble_gap.h"
#include "modlog/modlog.h"
#endif
@@ -81,4 +82,18 @@ void esp_blufi_adv_start(void);
void esp_blufi_send_encap(void *arg);
#ifdef CONFIG_BT_NIMBLE_ENABLED
/**
* @brief Handle gap event for BluFi.
* This function can be called inside custom use gap event handler.
* It provide minimal event management for BluFi purpose.
*
* @param[in] event The type of event being signalled.
* @param[in] arg Application-specified argument. Currently unused
* @return int 0 in case of success.
* Other in case of failure.
*/
int esp_blufi_handle_gap_events(struct ble_gap_event *event, void *arg);
#endif
#endif/* _ESP_BLUFI_ */

74
components/bt/common/btc/profile/esp/blufi/nimble_host/esp_blufi.c
View File

@@ -33,7 +33,6 @@
#if (BLUFI_INCLUDED == TRUE)
static uint8_t own_addr_type;
static uint16_t conn_handle;
struct gatt_value gatt_values[SERVER_MAX_VALUES];
const static char *TAG = "BLUFI_EXAMPLE";
@@ -265,7 +264,7 @@ esp_blufi_gap_event(struct ble_gap_event *event, void *arg)
param.connect.conn_id = event->connect.conn_handle;
/* save connection handle */
conn_handle = event->connect.conn_handle;
blufi_env.conn_id = event->connect.conn_handle;
btc_transfer_context(&msg, &param, sizeof(esp_blufi_cb_param_t), NULL);
}
if (event->connect.status != 0) {
@@ -433,13 +432,13 @@ void esp_blufi_send_notify(void *arg)
struct os_mbuf *om;
om = ble_hs_mbuf_from_flat(pkts->pkt, pkts->pkt_len);
int rc = 0;
rc = ble_gattc_notify_custom(conn_handle, gatt_values[1].val_handle, om);
rc = ble_gattc_notify_custom(blufi_env.conn_id, gatt_values[1].val_handle, om);
assert(rc == 0);
}
void esp_blufi_disconnect(void)
{
ble_gap_terminate(conn_handle, BLE_ERR_REM_USER_CONN_TERM);
ble_gap_terminate(blufi_env.conn_id, BLE_ERR_REM_USER_CONN_TERM);
}
void esp_blufi_adv_stop(void) {}
@@ -470,4 +469,71 @@ void esp_blufi_btc_deinit(void)
{
btc_deinit();
}
int esp_blufi_handle_gap_events(struct ble_gap_event *event, void *arg)
{
struct ble_gap_conn_desc desc;
int rc;
if (event != NULL) {
switch (event->type) {
case BLE_GAP_EVENT_CONNECT:
if (event->connect.status == 0) {
btc_msg_t msg;
esp_blufi_cb_param_t param;
blufi_env.is_connected = true;
blufi_env.recv_seq = blufi_env.send_seq = 0;
blufi_env.conn_id = event->connect.conn_handle;
msg.sig = BTC_SIG_API_CB;
msg.pid = BTC_PID_BLUFI;
msg.act = ESP_BLUFI_EVENT_BLE_CONNECT;
rc = ble_gap_conn_find(event->connect.conn_handle, &desc);
assert(rc == 0);
memcpy(param.connect.remote_bda, desc.peer_id_addr.val, sizeof(esp_bd_addr_t));
param.connect.conn_id = event->connect.conn_handle;
btc_transfer_context(&msg, &param, sizeof(esp_blufi_cb_param_t), NULL);
}
return 0;
case BLE_GAP_EVENT_DISCONNECT: {
btc_msg_t msg;
esp_blufi_cb_param_t param;
blufi_env.is_connected = false;
blufi_env.recv_seq = blufi_env.send_seq = 0;
blufi_env.sec_mode = 0x0;
blufi_env.offset = 0;
memcpy(blufi_env.remote_bda,
event->disconnect.conn.peer_id_addr.val,
sizeof(esp_bd_addr_t));
if (blufi_env.aggr_buf != NULL) {
osi_free(blufi_env.aggr_buf);
blufi_env.aggr_buf = NULL;
}
msg.sig = BTC_SIG_API_CB;
msg.pid = BTC_PID_BLUFI;
msg.act = ESP_BLUFI_EVENT_BLE_DISCONNECT;
memcpy(param.disconnect.remote_bda,
event->disconnect.conn.peer_id_addr.val,
sizeof(esp_bd_addr_t));
btc_transfer_context(&msg, &param, sizeof(esp_blufi_cb_param_t), NULL);
return 0;
}
case BLE_GAP_EVENT_MTU:
blufi_env.frag_size = (event->mtu.value < BLUFI_MAX_DATA_LEN ? event->mtu.value :
BLUFI_MAX_DATA_LEN) - BLUFI_MTU_RESERVED_SIZE;
return 0;
}
}
return 0;
}
#endif