/**
* Copyright (c) 2019, Freqchip
*
* All rights reserved.
*
*
*/
/*
* INCLUDES (包含头文件)
*/
#include <stdio.h>
#include <string.h>
#include "co_printf.h"
#include "gap_api.h"
#include "gatt_api.h"
#include "gatt_sig_uuid.h"
#include "simple_gatt_service.h"
/*
* MACROS (宏定义)
*/
/*
* CONSTANTS (常量定义)
*/
// Simple GATT Profile Service UUID: 0xFFF0
const uint8_t sp_svc_uuid[] = UUID16_ARR(SP_SVC_UUID);
/******************************* Characteristic 1 defination *******************************/
// Characteristic 1 UUID: 0xFFF1
// Characteristic 1 data
#define SP_CHAR1_VALUE_LEN 20
uint8_t sp_char1_value[SP_CHAR1_VALUE_LEN] = {0};
// Characteristic 1 User Description
#define SP_CHAR1_DESC_LEN 17
const uint8_t sp_char1_desc[SP_CHAR1_DESC_LEN] = "Characteristic 1";
/******************************* Characteristic 2 defination *******************************/
// Characteristic 2 UUID: 0xFFF2
// Characteristic 2 data
#define SP_CHAR2_VALUE_LEN 20
uint8_t sp_char2_value[SP_CHAR2_VALUE_LEN] = {0};
// Characteristic 2 User Description
#define SP_CHAR2_DESC_LEN 17
const uint8_t sp_char2_desc[SP_CHAR2_DESC_LEN] = "Characteristic 2";
/******************************* Characteristic 3 defination *******************************/
// Characteristic 3 UUID: 0xFFF3
// Characteristic 3 data
#define SP_CHAR3_VALUE_LEN 30
uint8_t sp_char3_value[SP_CHAR3_VALUE_LEN] = {0};
// Characteristic 3 User Description
#define SP_CHAR3_DESC_LEN 17
const uint8_t sp_char3_desc[SP_CHAR3_DESC_LEN] = "Characteristic 3";
/******************************* Characteristic 4 defination *******************************/
// Characteristic 4 UUID: 0xFFF4
// Characteristic 4 data
#define SP_CHAR4_VALUE_LEN 40
uint8_t sp_char4_value[SP_CHAR4_VALUE_LEN] = {0};
// Characteristic 4 client characteristic configuration
#define SP_CHAR4_CCC_LEN 2
uint8_t sp_char4_ccc[SP_CHAR4_CCC_LEN] = {0};
// Characteristic 4 User Description
#define SP_CHAR4_DESC_LEN 17
const uint8_t sp_char4_desc[SP_CHAR4_DESC_LEN] = "Characteristic 4";
/******************************* Characteristic 5 defination *******************************/
// Characteristic 5 UUID: 0xFFF5
uint8_t sp_char5_uuid[UUID_SIZE_2] =
{
LO_UINT16(SP_CHAR5_UUID), HI_UINT16(SP_CHAR5_UUID)
};
// Characteristic 5 data
#define SP_CHAR5_VALUE_LEN 50
uint8_t sp_char5_value[SP_CHAR5_VALUE_LEN] = {0};
// Characteristic 5 User Description
#define SP_CHAR5_DESC_LEN 17
const uint8_t sp_char5_desc[SP_CHAR5_DESC_LEN] = "Characteristic 5";
/*
* TYPEDEFS (类型定义)
*/
/*
* GLOBAL VARIABLES (全局变量)
*/
uint8_t sp_svc_id = 0;
uint8_t ntf_char1_enable = 0;
/*
* LOCAL VARIABLES (本地变量)
*/
static gatt_service_t simple_profile_svc;
/*********************************************************************
* Profile Attributes - Table
* 每一项都是一个attribute的定义。
* 第一个attribute为Service 的的定义。
* 每一个特征值(characteristic)的定义，都至少包含三个attribute的定义；
* 1. 特征值声明(Characteristic Declaration)
* 2. 特征值的值(Characteristic value)
* 3. 特征值描述符(Characteristic description)
* 如果有notification 或者indication 的功能，则会包含四个attribute的定义，除了前面定义的三个，还会有一个特征值客户端配置(client characteristic configuration)。
*
*/
const gatt_attribute_t simple_profile_att_table[SP_IDX_NB] =
{
// Simple gatt Service Declaration
[SP_IDX_SERVICE] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_PRIMARY_SERVICE_UUID) }, /* UUID */
GATT_PROP_READ, /* Permissions */
UUID_SIZE_2, /* Max size of the value */ /* Service UUID size in service declaration */
(uint8_t*)sp_svc_uuid, /* Value of the attribute */ /* Service UUID value in service declaration */
},
// Characteristic 1 Declaration
[SP_IDX_CHAR1_DECLARATION] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CHARACTER_UUID) }, /* UUID */
GATT_PROP_READ, /* Permissions */
0, /* Max size of the value */
NULL, /* Value of the attribute */
},
// Characteristic 1 Value
[SP_IDX_CHAR1_VALUE] = {
{ UUID_SIZE_16, SP_CHAR1_TX_UUID }, /* UUID */
GATT_PROP_READ | GATT_PROP_NOTI, /* Permissions */
SP_CHAR1_VALUE_LEN, /* Max size of the value */
NULL, /* Value of the attribute */ /* Can assign a buffer here, or can be assigned in the application by user */
},
// Characteristic 4 client characteristic configuration
[SP_IDX_CHAR1_CFG] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CLIENT_CHAR_CFG_UUID) }, /* UUID */
GATT_PROP_READ | GATT_PROP_WRITE, /* Permissions */
2, /* Max size of the value */
NULL, /* Value of the attribute */ /* Can assign a buffer here, or can be assigned in the application by user */
},
// Characteristic 1 User Description
[SP_IDX_CHAR1_USER_DESCRIPTION] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CHAR_USER_DESC_UUID) }, /* UUID */
GATT_PROP_READ, /* Permissions */
SP_CHAR1_DESC_LEN, /* Max size of the value */
(uint8_t *)sp_char1_desc, /* Value of the attribute */
},
// Characteristic 2 Declaration
[SP_IDX_CHAR2_DECLARATION] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CHARACTER_UUID) }, /* UUID */
GATT_PROP_READ, /* Permissions */
0, /* Max size of the value */
NULL, /* Value of the attribute */
},
// Characteristic 2 Value
[SP_IDX_CHAR2_VALUE] = {
{ UUID_SIZE_16, SP_CHAR2_RX_UUID }, /* UUID */
GATT_PROP_READ | GATT_PROP_WRITE, /* Permissions */
SP_CHAR2_VALUE_LEN, /* Max size of the value */
NULL, /* Value of the attribute */ /* Can assign a buffer here, or can be assigned in the application by user */
},
// Characteristic 2 User Description
[SP_IDX_CHAR2_USER_DESCRIPTION] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CHAR_USER_DESC_UUID) }, /* UUID */
GATT_PROP_READ, /* Permissions */
SP_CHAR2_DESC_LEN, /* Max size of the value */
(uint8_t *)sp_char2_desc, /* Value of the attribute */
},
// Characteristic 3 Declaration
[SP_IDX_CHAR3_DECLARATION] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CHARACTER_UUID) }, /* UUID */
GATT_PROP_READ, /* Permissions */
0, /* Max size of the value */
NULL, /* Value of the attribute */
},
// Characteristic 3 Value
[SP_IDX_CHAR3_VALUE] = {
{ UUID_SIZE_2, UUID16_ARR(SP_CHAR3_UUID) }, /* UUID */
GATT_PROP_WRITE, /* Permissions */
SP_CHAR3_VALUE_LEN, /* Max size of the value */
NULL, /* Value of the attribute */ /* Can assign a buffer here, or can be assigned in the application by user */
},
// Characteristic 3 User Description
[SP_IDX_CHAR3_USER_DESCRIPTION] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CHAR_USER_DESC_UUID) }, /* UUID */
GATT_PROP_READ, /* Permissions */
SP_CHAR3_DESC_LEN, /* Max size of the value */
(uint8_t *)sp_char3_desc, /* Value of the attribute */
},
// Characteristic 4 Declaration
[SP_IDX_CHAR4_DECLARATION] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CHARACTER_UUID) }, /* UUID */
GATT_PROP_READ, /* Permissions */
0, /* Max size of the value */
NULL, /* Value of the attribute */
},
// Characteristic 4 Value
[SP_IDX_CHAR4_VALUE] = {
{ UUID_SIZE_2, UUID16_ARR(SP_CHAR4_UUID) }, /* UUID */
GATT_PROP_WRITE | GATT_PROP_NOTI, /* Permissions */
SP_CHAR4_VALUE_LEN, /* Max size of the value */
NULL, /* Value of the attribute */ /* Can assign a buffer here, or can be assigned in the application by user */
},
// Characteristic 4 client characteristic configuration
[SP_IDX_CHAR4_CFG] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CLIENT_CHAR_CFG_UUID) }, /* UUID */
GATT_PROP_READ | GATT_PROP_WRITE, /* Permissions */
SP_CHAR4_CCC_LEN, /* Max size of the value */
NULL, /* Value of the attribute */ /* Can assign a buffer here, or can be assigned in the application by user */
},
// Characteristic 4 User Description
[SP_IDX_CHAR4_USER_DESCRIPTION] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CHAR_USER_DESC_UUID) }, /* UUID */
GATT_PROP_READ, /* Permissions */
SP_CHAR4_DESC_LEN, /* Max size of the value */
(uint8_t *)sp_char4_desc, /* Value of the attribute */
},
// Characteristic 5 Declaration
[SP_IDX_CHAR5_DECLARATION] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CHARACTER_UUID) }, /* UUID */
GATT_PROP_READ, /* Permissions */
0, /* Max size of the value */
NULL, /* Value of the attribute */
},
// Characteristic 5 Value
[SP_IDX_CHAR5_VALUE] = {
{ UUID_SIZE_2, UUID16_ARR(SP_CHAR5_UUID) }, /* UUID */
GATT_PROP_READ | GATT_PROP_WRITE, /* Permissions */
SP_CHAR5_VALUE_LEN, /* Max size of the value */
NULL, /* Value of the attribute */ /* Can assign a buffer here, or can be assigned in the application by user */
},
// Characteristic 5 User Description
[SP_IDX_CHAR5_USER_DESCRIPTION] = {
{ UUID_SIZE_2, UUID16_ARR(GATT_CHAR_USER_DESC_UUID) }, /* UUID */
GATT_PROP_READ, /* Permissions */
SP_CHAR5_DESC_LEN, /* Max size of the value */
(uint8_t *)sp_char5_desc, /* Value of the attribute */
},
};
void show_reg(uint8_t *data,uint32_t len,uint8_t dbg_on)
{
uint32_t i=0;
if(len == 0 || (dbg_on==0)) return;
for(; i<len; i++)
{
co_printf("0x%02X,",data[i]);
}
co_printf("\r\n");
}
void ntf_data(uint8_t con_idx,uint8_t att_idx,uint8_t *data,uint16_t len)
{
gatt_ntf_t ntf_att;
ntf_att.att_idx = att_idx;
ntf_att.conidx = con_idx;
ntf_att.svc_id = sp_svc_id;
ntf_att.data_len = len;
ntf_att.p_data = data;
gatt_notification(ntf_att);
}
/*********************************************************************
* @fn sp_gatt_msg_handler
*
* @brief Simple Profile callback funtion for GATT messages. GATT read/write
* operations are handeled here.
*
* @param p_msg - GATT messages from GATT layer.
*
* @return uint16_t - Length of handled message.
*/
static uint16_t sp_gatt_msg_handler(gatt_msg_t *p_msg)
{
switch(p_msg->msg_evt)
{
case GATTC_MSG_READ_REQ:
{
if(p_msg->att_idx == SP_IDX_CHAR1_VALUE)
{
memcpy(p_msg->param.msg.p_msg_data, "CHAR1_VALUE", strlen("CHAR1_VALUE"));
return strlen("CHAR1_VALUE");
}
else if(p_msg->att_idx == SP_IDX_CHAR2_VALUE)
{
memcpy(p_msg->param.msg.p_msg_data, "CHAR2_VALUE", strlen("CHAR2_VALUE"));
return strlen("CHAR2_VALUE");
}
else if(p_msg->att_idx == SP_IDX_CHAR4_CFG)
{
memcpy(p_msg->param.msg.p_msg_data, sp_char4_ccc, 2);
return 2;
}
else if(p_msg->att_idx == SP_IDX_CHAR5_VALUE)
{
memcpy(p_msg->param.msg.p_msg_data, "CHAR5_VALUE", strlen("CHAR5_VALUE"));
return strlen("CHAR5_VALUE");
}
}
break;
case GATTC_MSG_WRITE_REQ:
{
if (p_msg->att_idx == SP_IDX_CHAR1_VALUE)
{
co_printf("char1_recv:");
show_reg(p_msg->param.msg.p_msg_data,p_msg->param.msg.msg_len,1);
}
else if (p_msg->att_idx == SP_IDX_CHAR2_VALUE)
{
co_printf("char2_recv:");
show_reg(p_msg->param.msg.p_msg_data,p_msg->param.msg.msg_len,1);
}
else if (p_msg->att_idx == SP_IDX_CHAR3_VALUE)
{
co_printf("char3_recv:");
show_reg(p_msg->param.msg.p_msg_data,p_msg->param.msg.msg_len,1);
}
else if (p_msg->att_idx == SP_IDX_CHAR5_VALUE)
{
co_printf("char5_recv:");
show_reg(p_msg->param.msg.p_msg_data,p_msg->param.msg.msg_len,1);
}
else if (p_msg->att_idx == SP_IDX_CHAR1_CFG)
{
co_printf("char1_ntf_enable:");
show_reg(p_msg->param.msg.p_msg_data,p_msg->param.msg.msg_len,1);
if(p_msg->param.msg.p_msg_data[0] & 0x1)
ntf_char1_enable = 1;
if(ntf_char1_enable)
ntf_data(p_msg->conn_idx,SP_IDX_CHAR1_VALUE,(uint8_t *)"char1_ntf_data",strlen("char1_ntf_data"));
}
else if (p_msg->att_idx == SP_IDX_CHAR4_CFG)
{
co_printf("char4_ntf_enable:");
show_reg(p_msg->param.msg.p_msg_data,p_msg->param.msg.msg_len,1);
memcpy(sp_char4_ccc,p_msg->param.msg.p_msg_data,2);
}
}
break;
case GATTC_MSG_LINK_CREATE:
co_printf("link_created\r\n");
break;
case GATTC_MSG_LINK_LOST:
co_printf("link_lost\r\n");
ntf_char1_enable = 0;
break;
default:
break;
}
return p_msg->param.msg.msg_len;
}
/*********************************************************************
* @fn sp_gatt_add_service
*
* @brief Simple Profile add GATT service function.
* 添加GATT service到ATT的数据库里面。
*
* @param None.
*
*
* @return None.
*/
void sp_gatt_add_service(void)
{
simple_profile_svc.p_att_tb = simple_profile_att_table;
simple_profile_svc.att_nb = SP_IDX_NB;
simple_profile_svc.gatt_msg_handler = sp_gatt_msg_handler;
sp_svc_id = gatt_add_service(&simple_profile_svc);
}
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