160 lines
4.1 KiB
C
160 lines
4.1 KiB
C
/**
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****************************************************************************************
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*
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* @file app_airsync_prf.c
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*
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* @brief Application Security Entry Point
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*
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* Copyright (C) ESPRESSIF 2016
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* Created by Yulong at 2016/9/30
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*
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****************************************************************************************
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*/
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#include "prf_defs.h"
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#if (WX_AIRSYNC_CFG)
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#include "app_airsync_prf.h"
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#include "wx_airsync_prf.h"
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#include "app_wechat_util.h"
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#include "gki.h"
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#include "mpbledemo2.h"
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/*****************************************************************************
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* data handle
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*****************************************************************************/
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data_info g_send_data;
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static data_info g_rcv_data;
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data_handler *pDataHandler;
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static void airsync_process_msgreceive_cb(UINT8 app_id,
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UINT8 conn_id,uint8_t *pData, uint16_t length);
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///function for register all products
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static void register_all_products(void)
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{
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REGISTER(mpbledemo2);
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// could register more products if defined
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}
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void app_wechat_init(void)
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{
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register_all_products();
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data_handler_init(&m_mpbledemo2_handler,PRODUCT_TYPE_MPBLEDEMO2);
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m_mpbledemo2_handler->m_data_init_func();
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m_mpbledemo2_handler->m_data_init_peripheral_func();
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app_wechat_SetDatahandler(m_mpbledemo2_handler);
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}
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int ble_wechat_indicate_data_chunk(void)
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{
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uint16_t chunk_len = 0;
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chunk_len = g_send_data.len - g_send_data.offset;
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chunk_len = chunk_len > BLE_WECHAT_MAX_DATA_LEN?BLE_WECHAT_MAX_DATA_LEN:chunk_len;
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if(chunk_len == 0)
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{
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app_wechat_datahandler()->m_data_free_func(g_send_data.data,g_send_data.len);
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g_send_data.data = NULL;
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g_send_data.len = 0;
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g_send_data.offset = 0;
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return 0;
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}
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g_send_data.offset += chunk_len;
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return 1;
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}
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/*******************************************************************************
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**
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** Function airsync_msgreceive_cb
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**
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** Description the callback function after the airsync profile have been
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** receive the data from the peer device
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** parms appid:the appid have been register to the gatt database
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** conn_id:the current connection index
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** msg_val:the airsync value receive from peer device
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** Returns NULL
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**
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*******************************************************************************/
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static void airsync_process_msgreceive_cb(UINT8 app_id,
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UINT8 conn_id,uint8_t *pData, uint16_t length)
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{
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int error_code;
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int chunk_size = 0;
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if(length <= BLE_WECHAT_MAX_DATA_LEN)
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{
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if(g_rcv_data.len == 0)
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{
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BpFixHead *fix_head = (BpFixHead *)pData;
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g_rcv_data.len = ntohs(fix_head->nLength);
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g_rcv_data.offset = 0;
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g_rcv_data.data = (uint8_t *)GKI_getbuf(g_rcv_data.len);
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}
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chunk_size = g_rcv_data.len - g_rcv_data.offset;
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chunk_size = chunk_size < length ? chunk_size : length;
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memcpy(g_rcv_data.data + g_rcv_data.offset, pData, chunk_size);
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g_rcv_data.offset += chunk_size;
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if (g_rcv_data.len <= g_rcv_data.offset)
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{
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error_code = app_wechat_datahandler()->m_data_consume_func(g_rcv_data.data, g_rcv_data.len);
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app_wechat_datahandler()->m_data_free_func(g_rcv_data.data,g_rcv_data.len);
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wechat_error_chack(app_wechat_datahandler(), error_code);
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g_rcv_data.len = 0;
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g_rcv_data.offset = 0;
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app_wechat_datahandler()->m_data_main_process_func();
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}
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}
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}
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void app_wechat_SetDatahandler(data_handler* pHandler)
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{
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pDataHandler = pHandler;
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}
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bool ble_wechat_is_last_data_sent_out(void)
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{
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return (g_send_data.len == 0 && g_send_data.offset == 0 ) || \
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(g_send_data.len != 0 && g_send_data.len == g_send_data.offset);
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}
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//device sent data on the indicate characteristic
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int ble_wechat_indicate_data(uint8_t *data, int len)
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{
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if(data == NULL || len == 0)
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{
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return 0;
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}
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if(!ble_wechat_is_last_data_sent_out())
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{
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return 0;
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}
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g_send_data.data = data;
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g_send_data.len = len;
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g_send_data.offset = 0;
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return (ble_wechat_indicate_data_chunk());
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}
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data_handler *app_wechat_datahandler(void)
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{
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return pDataHandler;
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}
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#endif ///WX_AIRSYNC_CFG
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