可视化工具一拖二tws+dongle-耳机与dongle之间实现通信控制

#define HFP_AT_CMD_HEAD     "AT+USER="
#define HFP_AT_CMD_TAIL     "\r\0"
#define HFP_AT_CMD_01         "01"
#define HFP_AT_CMD_02         "02"
#define HFP_AT_CMD_03         "03"
#define HFP_AT_CMD_04         "04"

u8 user_at_cmd_send_support = 1;
void user_hfp_atcmd_send_handler(void *atcmd){
    u8 bt_addr[6];

    int ret = syscfg_read(CFG_USER_DONGLE_ADDR, bt_addr, 6);
    if(ret == sizeof(bt_addr) && strcmp(bt_addr,0)){
        u8 addr[6];
        u16 data_len = strlen(HFP_AT_CMD_HEAD)+strlen(HFP_AT_CMD_TAIL)+strlen(atcmd)+1;
        u8 *send_data = (u8 *)malloc(data_len);
        memset(send_data, 0, (data_len));
        sprintf(send_data, "AT+USER=%s\r\0", atcmd);
        
        printf("--send_data:[%s],datalen:[%d]--\n",send_data,strlen(send_data));
        user_send_cmd_prepare_for_addr(bt_addr, USER_CTRL_HFP_SEND_USER_AT_CMD, strlen(send_data), send_data);
        printf("--hfp_atcmd_send_completed--\n");
    }
}

    case APP_MSG_REMOVE_QUICK_ADDR:
            // 案例1：清除耳机端与dongle一起生成的一对一快连码和dongle设备的地址
            printf("--REMOVE_QUICK_ADDR--\n");
            u8 addr[6];
            user_hfp_atcmd_send_handler(HFP_AT_CMD_01);
            memset(addr, 0, 6);
            syscfg_write(CFG_USER_DONGLE_ADDR, addr, 6);
            syscfg_write(CFG_USER_EDR_QUICK_ADDR, addr, 6);
            printf("--REMOVE_QUICK_ADDR_COM--\n");
        break;

//指令信息映射表的结构体，可放在dongle-SDK adapter_odev_bt.h中
struct atcmd_remap_table {
    u8 *at_cmd;
    u8 remap_cmd;
};

static const struct atcmd_remap_table cmd_remap_table[] = {
    [0] = {
        .at_cmd = "01",
        .remap_cmd = 1
    },
    [1] = {
        .at_cmd = "02",
        .remap_cmd = 2
    },
    [2] = {
        .at_cmd = "03",
        .remap_cmd = 3
    },
    [3] = {
        .at_cmd = "04",
        .remap_cmd = 4
    },

    { .at_cmd = 0xff }
};

int user_hfp_atcmd_remap(char *packet, const struct atcmd_remap_table *table)
{
    u8 recv_data[3];
    for (u8 i=0; i < 2; i++){
        recv_data[i] = *(((u8 *)packet)+8+i);
    }
    printf("recv_cmd=%s\n",recv_data);
    for (u8 i = 0; table[i].at_cmd != 0xff; i++) {
        if (!strcmp(recv_data,table[i].at_cmd)) {
            return table[i].remap_cmd;
        }
    }
    return 0;
}

u8 user_at_cmd_send_support = 1;
extern int ag_at_cmd_analysis_by_user(char *packet, u16 size);
int ag_at_cmd_analysis_by_user(char *packet, u16 size)
{
    printf("-ag_at_cmd_analysis_by_user-datasize:%d\n",size);
    put_buf(packet, size);
    const struct atcmd_remap_table *table = cmd_remap_table;
    int remap_cmd = user_hfp_atcmd_remap(packet, table);

    switch (remap_cmd)
    {
    case 1:
        // 案例1：清除dongle端与耳机一起生成的一对一快连码
        u8 quick_addr[6];
        int ret = syscfg_read(CFG_USER_EDR_QUICK_ADDR, quick_addr, 6);
        if(ret == sizeof(quick_addr) && strcmp(quick_addr,0)){
            memset(quick_addr, 0, 6);
            syscfg_write(CFG_USER_EDR_QUICK_ADDR, quick_addr, 6);
        }
        break;
    case 2:

        break;
    case 3:

        break;
    case 4:

        break;
    
    default:
        break;
    }
    return 0;
}