arduino-esp32/tools/sdk/include/bluedroid/btc_spp.h

// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at

//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef __BTC_SPP_H__
#define __BTC_SPP_H__

#include "btc/btc_task.h"
#include "esp_bt_defs.h"
#include "esp_spp_api.h"
#include "common/bt_target.h"
#include "bta/bta_jv_api.h"

#if (defined BTC_SPP_INCLUDED && BTC_SPP_INCLUDED == TRUE)

#define ESP_SPP_MAX_SESSION     BTA_JV_MAX_RFC_SR_SESSION
#define ESP_SPP_SERVER_NAME_MAX 32

#define ESP_SPP_RINGBUF_SIZE 1000

typedef enum {
    BTC_SPP_ACT_INIT = 0,
    BTC_SPP_ACT_UNINIT,
    BTC_SPP_ACT_START_DISCOVERY,
    BTC_SPP_ACT_CONNECT,
    BTC_SPP_ACT_DISCONNECT,
    BTC_SPP_ACT_START_SRV,
    BTC_SPP_ACT_WRITE,
} btc_spp_act_t;

/* btc_spp_args_t */
typedef union {
    //BTC_SPP_ACT_INIT
    struct init_arg {
        esp_spp_mode_t mode;
    } init;
    //BTC_SPP_ACT_UNINIT
    struct uninit_arg {
    } uninit;

    //BTC_SPP_ACT_START_DISCOVERY
    struct start_discovery_arg {
        BD_ADDR bd_addr;
        UINT16 num_uuid;
        tSDP_UUID *p_uuid_list;
    } start_discovery;
    //BTC_SPP_ACT_CONNECT
    struct connect_arg {
        esp_spp_sec_t sec_mask;
        esp_spp_role_t role;
        UINT8 remote_scn;
        esp_bd_addr_t peer_bd_addr;
    } connect;
    //BTC_SPP_ACT_DISCONNECT
    struct disconnect_arg {
        UINT32 handle;
    } disconnect;
    //BTC_SPP_ACT_START_SRV
    struct start_srv_arg {
        esp_spp_sec_t sec_mask;
        esp_spp_role_t role;
        UINT8 local_scn;
        UINT8 max_session;
        char name[ESP_SPP_SERVER_NAME_MAX + 1];
    } start_srv;
    //BTC_SPP_ACT_WRITE
    struct write_arg {
        UINT32 handle;
        int len;
        UINT8 *p_data;
    } write;

} btc_spp_args_t;


void btc_spp_call_handler(btc_msg_t *msg);
void btc_spp_cb_handler(btc_msg_t *msg);
void btc_spp_arg_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src);

esp_err_t btc_spp_vfs_register(void);
#endif ///defined BTC_SPP_INCLUDED && BTC_SPP_INCLUDED == TRUE
#endif ///__BTC_SPP_H__