以下代码为网上搜集材料。
（这个网站是微软官网上给出的关于蓝牙API函数）每个函数都看过，差点不多33个函数。但是具体的用法，官网上没有给出相关的例程，而且在实际的操作过程中，有函数被弃用，后面还有结构体的使用，返回值都有说明。
https://msdn.microsoft.com/en-us/library/windows/desktop/aa362928(v=vs.85).aspx
以下代码为3种方法搜索蓝牙设备
#include "StdAfx.h"
#include "BlueTooth.h"
CBlueTooth::CBlueTooth(void)
{
m_Ary_RemoteBthDevInfo.SetSize ( 0, 10*sizeof(BLUETOOTH_DEVICE_INFO) );
m_Ary_LocalRadioInfo.SetSize ( 0, 10*sizeof(t_LocalRadioInfo) );
}
CBlueTooth::~CBlueTooth(void)
{
RemoveAll_RemoteBthDevInfo ();
RemoveAllLocalRadio ();
}
//
// 用 Socket 函数搜索附近的蓝牙设备，成功时返回设备数，否则返回-1
//
int CBlueTooth::WSAScanNearbyBthDev ()
{
m_Ary_RemoteBthDevInfo.RemoveAll ();
WSAQUERYSET wsaq;
HANDLE hLookup;
union
{
CHAR buf[5000];
double __unused; // ensure proper alignment
};
LPWSAQUERYSET pwsaResults = (LPWSAQUERYSET) buf;
DWORD dwSize = sizeof(buf);
BOOL bHaveName;
ZeroMemory(&wsaq, sizeof(wsaq));
wsaq.dwSize = sizeof(wsaq);
wsaq.dwNameSpace = NS_BTH;
wsaq.lpcsaBuffer = NULL;
if (ERROR_SUCCESS != WSALookupServiceBegin (&wsaq, LUP_CONTAINERS, &hLookup))
{
TRACE ( _T("WSALookupServiceBegin failed\n") );
return -1;
}
ZeroMemory(pwsaResults, sizeof(WSAQUERYSET));
pwsaResults->dwSize = sizeof(WSAQUERYSET);
pwsaResults->dwNameSpace = NS_BTH;
pwsaResults->lpBlob = NULL;
while (ERROR_SUCCESS == WSALookupServiceNext (hLookup, LUP_RETURN_NAME | LUP_RETURN_ADDR, &dwSize, pwsaResults))
{
ASSERT (pwsaResults->dwNumberOfCsAddrs == 1);
BTH_ADDR b = ((SOCKADDR_BTH *)pwsaResults->lpcsaBuffer->RemoteAddr.lpSockaddr)->btAddr;
bHaveName = pwsaResults->lpszServiceInstanceName && *(pwsaResults->lpszServiceInstanceName);
t_RemoteBthDevInfo RemoteBthDevInfo;
if ( bHaveName )
{
StringCchPrintf ( RemoteBthDevInfo.szName, sizeof(RemoteBthDevInfo.szName), _T("%s"),
pwsaResults->lpszServiceInstanceName );
}
RemoteBthDevInfo.Address.ullLong = b;
TRACE (L"%s ( %04x%08x )\n", RemoteBthDevInfo.szName, GET_NAP(b), GET_SAP(b) );
m_Ary_RemoteBthDevInfo.Add ( RemoteBthDevInfo );
}
WSALookupServiceEnd(hLookup);
return (int)m_Ary_RemoteBthDevInfo.GetSize();
}
BOOL AUTHENTICATION_CALLBACK (LPVOID pvParam, PBLUETOOTH_DEVICE_INFO pDevice)
{
t_AUTHENTICATION_CALLBACK_Para *pAUTHENTICATION_CALLBACK_Para = (t_AUTHENTICATION_CALLBACK_Para*)pvParam;
if ( pAUTHENTICATION_CALLBACK_Para )
{
pDevice->fAuthenticated = TRUE;
DWORD result = BluetoothUpdateDeviceRecord ( pDevice );
ASSERT ( result == ERROR_SUCCESS );
result = BluetoothSendAuthenticationResponse ( pAUTHENTICATION_CALLBACK_Para->hRadio, pDevice, AUTHENTICATION_PASSKEY );
if ( result == ERROR_SUCCESS )
return TRUE;
}
return FALSE;
}
//
// 用蓝牙 APIs 搜索附近的蓝牙设备，成功时返回设备数，否则返回-1
//
int CBlueTooth::ScanNearbyBthDev (
HANDLE hRadio,
BOOL fReturnAuthenticated/* = TRUE*/,
BOOL fReturnRemembered/* = TRUE*/,
BOOL fReturnUnknown/* = TRUE*/,
BOOL fReturnConnected/* = TRUE*/,
BOOL fIssueInquiry/* = FALSE*/,
UCHAR cTimeoutMultiplier/* = 30*/
)
{
RemoveAll_RemoteBthDevInfo ();
CWaitCursor WaitCursor;
BLUETOOTH_DEVICE_INFO bdi = { sizeof(BLUETOOTH_DEVICE_INFO) };
BLUETOOTH_DEVICE_SEARCH_PARAMS bdsp;
HBLUETOOTH_DEVICE_FIND hbf;
ZeroMemory(&bdsp, sizeof(BLUETOOTH_DEVICE_SEARCH_PARAMS));
bdsp.dwSize = sizeof(BLUETOOTH_DEVICE_SEARCH_PARAMS);
bdsp.hRadio = hRadio;
bdsp.fReturnAuthenticated = fReturnAuthenticated;
bdsp.fReturnRemembered = fReturnRemembered;
bdsp.fReturnUnknown = fReturnUnknown;
bdsp.fReturnConnected = fReturnConnected;
bdsp.fIssueInquiry = fIssueInquiry;
bdsp.cTimeoutMultiplier = cTimeoutMultiplier;
hbf = BluetoothFindFirstDevice(&bdsp, &bdi);
if (hbf == NULL) return -1;
while(true)
{
TRACE ( _T("%s ( %s )\n"), bdi.szName, FormatBthAddress(bdi.Address.rgBytes) );
t_RemoteBthDevInfo RemoteBthDevInfo;
RemoteBthDevInfo.hRadio = hRadio;
RemoteBthDevInfo.Address.ullLong = bdi.Address.ullLong;
_snwprintf_s ( RemoteBthDevInfo.szName, LENGTH(RemoteBthDevInfo.szName), _T("%s"), bdi.szName );
// 枚举服务
EnumerateInstalledServices ( RemoteBthDevInfo );
// 注册配对回调函数
RemoteBthDevInfo.pAUTHENTICATION_CALLBACK_Para = new t_AUTHENTICATION_CALLBACK_Para;
if ( RemoteBthDevInfo.pAUTHENTICATION_CALLBACK_Para )
{
RemoteBthDevInfo.pAUTHENTICATION_CALLBACK_Para->lpBlueTooth = this;
RemoteBthDevInfo.pAUTHENTICATION_CALLBACK_Para->hRadio = hRadio;
}
BluetoothRegisterForAuthentication ( &bdi, &RemoteBthDevInfo.hRegHandle, AUTHENTICATION_CALLBACK, RemoteBthDevInfo.pAUTHENTICATION_CALLBACK_Para );
m_Ary_RemoteBthDevInfo.Add ( RemoteBthDevInfo );
if ( !BluetoothFindNextDevice(hbf, &bdi) )
break;
}
BluetoothFindDeviceClose(hbf);
return (int)m_Ary_RemoteBthDevInfo.GetSize();
}
//
// 用向导手工搜索附近的蓝牙设备并建立连接，得到设备的详细信息，成功时返回设备数
//
int CBlueTooth::ScanNearbyBthDev_Wizard (
HWND hwndParent,
HANDLE hRadio,
LPWSTR pszInfo/*=NULL*/, // IN If not NULL, sets the "information" text
BOOL fForceAuthentication/*=FALSE*/, // IN If TRUE, authenication will be forced before returning
BOOL fShowAuthenticated/*=FALSE*/, // IN If TRUE, authenticated devices will be shown in the picker
BOOL fShowRemembered/*=TRUE*/, // IN If TRUE, remembered devices will be shown in the picker
BOOL fShowUnknown/*=TRUE*/, // IN If TRUE, unknown devices that are not authenticated or "remember" will be shown.
BOOL fAddNewDeviceWizard/*=TRUE*/, // IN If TRUE, invokes the add new device wizard.
BOOL fSkipServicesPage/*=FALSE*/, // IN If TRUE, skips the "Services" page in the wizard.
PFN_DEVICE_CALLBACK pfnDeviceCallback/*=NULL*/, // IN If non-NULL, a callback that will be called for each device. If the
// the callback returns TRUE, the item will be added. If the callback is
// is FALSE, the item will not be shown.
LPVOID pvParam/*=NULL*/ // IN Parameter to be passed to pfnDeviceCallback as the pvParam.
)
{
RemoveAll_RemoteBthDevInfo ();
BLUETOOTH_SELECT_DEVICE_PARAMS btsdp = { sizeof(btsdp) };
btsdp.hwndParent = hwndParent;
btsdp.pszInfo = pszInfo;
btsdp.fForceAuthentication = fForceAuthentication;
btsdp.fShowAuthenticated = fShowAuthenticated;
btsdp.fShowRemembered = fShowRemembered;
btsdp.fShowUnknown = fShowUnknown;
btsdp.fAddNewDeviceWizard = fAddNewDeviceWizard;
btsdp.fSkipServicesPage = fSkipServicesPage;
btsdp.pfnDeviceCallback = pfnDeviceCallback;
btsdp.pvParam = pvParam;
BOOL b = BluetoothSelectDevices( &btsdp );
if ( b )
{
BLUETOOTH_DEVICE_INFO *pbtdi = btsdp.pDevices;
for ( ULONG cDevice = 0; cDevice < btsdp.cNumDevices; cDevice ++ )
{
if ( pbtdi->fAuthenticated || pbtdi->fRemembered )
{
t_RemoteBthDevInfo RemoteBthDevInfo;
RemoteBthDevInfo.hRadio = hRadio;
RemoteBthDevInfo.Address = pbtdi->Address;
_snwprintf_s ( RemoteBthDevInfo.szName, LENGTH(RemoteBthDevInfo.szName), _T("%s"), pbtdi->szName );
EnumerateInstalledServices ( RemoteBthDevInfo );
m_Ary_RemoteBthDevInfo.Add ( RemoteBthDevInfo );
}
pbtdi = (BLUETOOTH_DEVICE_INFO *) ((LPBYTE)pbtdi + pbtdi->dwSize);
}
BluetoothSelectDevicesFree( &btsdp );
}
return (int)m_Ary_RemoteBthDevInfo.GetSize();
}
//
// 根据远程蓝牙设备的地址获取详细信息
//
BOOL CBlueTooth::BluetoothGetDeviceInfo ( IN t_RemoteBthDevInfo& RemoteBthDevInfo, OUT BLUETOOTH_DEVICE_INFO *pbtdi )
{
BLUETOOTH_DEVICE_INFO bdi = { sizeof(BLUETOOTH_DEVICE_INFO) };
bdi.Address.ullLong = RemoteBthDevInfo.Address.ullLong;
if ( ERROR_SUCCESS != ::BluetoothGetDeviceInfo ( RemoteBthDevInfo.hRadio, &bdi ) )
return FALSE;
if ( pbtdi ) memcpy ( pbtdi, &bdi, sizeof(BLUETOOTH_DEVICE_INFO) );
return TRUE;
}
BOOL CBlueTooth::BluetoothSetServiceState ( HANDLE hRadio, BLUETOOTH_DEVICE_INFO &bdi, GUID guidService, DWORD dwServiceFlags )
{
DWORD result = ::BluetoothSetServiceState(hRadio, &bdi, &guidService, dwServiceFlags);
if ( ERROR_SUCCESS != result && ERROR_SERVICE_DOES_NOT_EXIST != result )
{
TRACE ( _T("BluetoothSetServiceState failed : %s\n"), hwFormatMessage (result) );
return FALSE;
}
return TRUE;
}
// 枚举已安装的服务
int CBlueTooth::EnumerateInstalledServices( t_RemoteBthDevInfo& RemoteBthDevInfo )
{
BLUETOOTH_DEVICE_INFO bdi = { sizeof(BLUETOOTH_DEVICE_INFO) };
if ( !BluetoothGetDeviceInfo ( RemoteBthDevInfo, &bdi ) )
return -1;
BluetoothSetServiceState ( RemoteBthDevInfo.hRadio, bdi, SerialPortServiceClass_UUID, BLUETOOTH_SERVICE_ENABLE );
BluetoothSetServiceState ( RemoteBthDevInfo.hRadio, bdi, LANAccessUsingPPPServiceClass_UUID, BLUETOOTH_SERVICE_ENABLE );
BluetoothSetServiceState ( RemoteBthDevInfo.hRadio, bdi, DialupNetworkingServiceClass_UUID, BLUETOOTH_SERVICE_ENABLE );
if ( !BluetoothGetDeviceInfo ( RemoteBthDevInfo, &bdi ) )
return -1;
DWORD numServices = LENGTH(RemoteBthDevInfo.guidServices);
DWORD result = BluetoothEnumerateInstalledServices(RemoteBthDevInfo.hRadio,&bdi, &numServices, RemoteBthDevInfo.guidServices);
if ( ERROR_SUCCESS == result ) return numServices;
return -1;
}
// 显示序号为 nIndex 的蓝牙设备属性框
BOOL CBlueTooth::ShowPropertySheet(int nIndex, HWND hwdParent/*=NULL*/)
{
if ( nIndex < 0 || nIndex >=m_Ary_RemoteBthDevInfo.GetSize() )
return FALSE;
t_RemoteBthDevInfo &RemoteBthDevInfo = m_Ary_RemoteBthDevInfo.GetAt ( nIndex );
BLUETOOTH_DEVICE_INFO bdi = { sizeof(BLUETOOTH_DEVICE_INFO) };
if ( !BluetoothGetDeviceInfo ( RemoteBthDevInfo, &bdi ) )
return FALSE;
return BluetoothDisplayDeviceProperties ( hwdParent, &bdi );
}
// 请求与远程蓝牙设备配对
BOOL CBlueTooth::RequestAuthenticateDevice(int nIndex, HWND hwdParent/*=NULL*/, DWORD *presult/*=NULL*/)
{
if ( nIndex < 0 || nIndex >=m_Ary_RemoteBthDevInfo.GetSize() )
return FALSE;
t_RemoteBthDevInfo &RemoteBthDevInfo = m_Ary_RemoteBthDevInfo.GetAt ( nIndex );
BLUETOOTH_DEVICE_INFO bdi = { sizeof(BLUETOOTH_DEVICE_INFO) };
if ( !BluetoothGetDeviceInfo ( RemoteBthDevInfo, &bdi ) )
return FALSE;
if ( bdi.fAuthenticated ) return TRUE; // 已经配对了
bdi.fAuthenticated = TRUE;
VERIFY ( ERROR_SUCCESS == BluetoothUpdateDeviceRecord ( &bdi ) );
DWORD result = BluetoothAuthenticateDevice ( hwdParent, RemoteBthDevInfo.hRadio, &bdi, AUTHENTICATION_PASSKEY, (ULONG)wcslen(AUTHENTICATION_PASSKEY) );
if ( presult ) *presult = result;
if ( result == ERROR_SUCCESS ) return TRUE;
return FALSE;
}
CString CBlueTooth::FormatBthAddress(BYTE *BthAddress)
{
ASSERT ( BthAddress );
BLUETOOTH_ADDRESS Address;
ASSERT_ADDRESS ( BthAddress, LENGTH(Address.rgBytes)*sizeof(TCHAR) );
CString csBthAddress;
for ( int i=0; i<LENGTH(Address.rgBytes); i++ )
{
CString csNode;
csNode.Format ( _T("%.2x"), BthAddress[LENGTH(Address.rgBytes)-i-1] );
if ( !csBthAddress.IsEmpty() ) csBthAddress += ":";
csBthAddress += csNode;
}
return csBthAddress;
}
// 枚举本地蓝牙设备，返回本地蓝牙设备数
int CBlueTooth::EnumerateLocalRadios(void)
{
m_Ary_LocalRadioInfo.RemoveAll ();
HANDLE hRadio = NULL;
BLUETOOTH_FIND_RADIO_PARAMS btfrp = { sizeof(btfrp) };
HBLUETOOTH_RADIO_FIND hFind = BluetoothFindFirstRadio( &btfrp, &hRadio );
if ( NULL != hFind )
{
do
{
if ( hRadio )
{
t_LocalRadioInfo LocalRadioInfo;
LocalRadioInfo.hRadio = hRadio;
if ( ERROR_SUCCESS == BluetoothGetRadioInfo ( hRadio, &LocalRadioInfo.RadioInfo ) )
{
// 千万注意：以下代码让蓝牙虚拟传出串口能正常工作，我是花了一个通宵的时间才找到这个原因的。
if (FALSE == BluetoothEnableDiscovery(hRadio, TRUE))
{
TRACE(_T("%s\n"), hwFormatMessage(GetLastError()));
}
if (FALSE == BluetoothEnableIncomingConnections(hRadio, TRUE))
{
TRACE(_T("%s\n"), hwFormatMessage(GetLastError()));
}
m_Ary_LocalRadioInfo.Add ( LocalRadioInfo );
}
}
} while( BluetoothFindNextRadio( hFind, &hRadio ) );
BluetoothFindRadioClose( hFind );
return (int)m_Ary_LocalRadioInfo.GetSize ();
}
return 0;
}
void CBlueTooth::RemoveAllLocalRadio(void)
{
for ( int i=0; i<m_Ary_LocalRadioInfo.GetSize(); i++ )
{
t_LocalRadioInfo &LocalRadioInfo = m_Ary_LocalRadioInfo.GetAt(i);
if ( LocalRadioInfo.hRadio )
CloseHandle ( LocalRadioInfo.hRadio );
}
m_Ary_LocalRadioInfo.RemoveAll ();
}
void CBlueTooth::RemoveAll_RemoteBthDevInfo(void)
{
for ( int i=0; i<m_Ary_RemoteBthDevInfo.GetSize(); i++ )
{
t_RemoteBthDevInfo &RemoteBthDevInfo = m_Ary_RemoteBthDevInfo.GetAt(i);
if ( RemoteBthDevInfo.hRegHandle )
BluetoothUnregisterAuthentication ( RemoteBthDevInfo.hRegHandle );
if ( RemoteBthDevInfo.pAUTHENTICATION_CALLBACK_Para )
delete RemoteBthDevInfo.pAUTHENTICATION_CALLBACK_Para;
}
m_Ary_RemoteBthDevInfo.RemoveAll ();
}
int CBlueTooth::Test(void)
{
return 0;
}以下工具类包含上述其中一种搜索方法，但是提供通讯封装
GGBlueTooth.h
#pragma once
// for WSALookupServiceBegin() WSALookupServiceNext etc.
#include <winsock2.h>
#pragma comment(lib,"ws2_32.lib")
#include <ws2bth.h>
// for BluetoothFindFirstDevice() BluetoothFindNextDevice() etc.
#include <bthsdpdef.h>
#include <BluetoothAPIs.h>
#pragma comment ( lib, "Irprops.lib")
#ifndef BTH_ADDR
typedef ULONGLONG BTH_ADDR;
#endif
#ifndef SAFE_DELETE
#define SAFE_DELETE(pObj) {if(pObj) delete pObj; pObj = NULL;}
#endif
#ifndef SAFE_DELETERG
#define SAFE_DELETERG(pObj) {if(pObj) delete [] pObj; pObj = NULL;}
#endif
#define RECEIVE_OVER_COMMAND 0x00001000
typedef struct _tag_BthDev_Info
{
BTH_ADDR btAddr;
TCHAR szAddr[32];
TCHAR szName[128];
_tag_BthDev_Info()
{
memset(this, 0, sizeof(this));
}
}
BTHDEV_INFO;
class CGGBlueTooth
{
public:
CGGBlueTooth();
~CGGBlueTooth();
BOOL StartSearchBthDev(IN DWORD dwControlFlags);
BOOL GetNextBthDev(
IN OUT BTHDEV_INFO *pcBthDevInfo,
IN DWORD dwControlFlags = LUP_RETURN_NAME | LUP_RETURN_ADDR | LUP_FLUSHCACHE
);
BOOL EndSearchBthDev();
//Socket Api
BOOL Create(int af = AF_BTH, int type = SOCK_STREAM, int protocol = BTHPROTO_RFCOMM);
BOOL Close();
//If no error occurs, this function returns zero. If an error occurs, it returns SOCKET_ERROR
int Bind(BTH_ADDR sktAddr = 0, ULONG port = BT_PORT_ANY);
int Listen(IN int backlog);
int GetSockName(BTH_ADDR *psktAddr, ULONG *port);
int SetBthService(TCHAR *lpServiceName);
int Accept(CGGBlueTooth *pcBth);
int Connect(BTH_ADDR sktAddr, ULONG port, int nMSecond = -1);
int Send(LPVOID lpData, int len, int flags = 0);
int Recv(LPVOID lpData, int len, int flags = 0);
int SendAll(LPVOID lpData, int len, int flags = 0);
int RecvAll(LPVOID lpData, int len, int flags = 0);
private:
void HexMac2String(BTH_ADDR dw64Addr, TCHAR *pstrMac);
private:
HANDLE m_hLookup;
SOCKET m_hSocket;
SOCKADDR_BTH m_sktAddr;
};GGBlueTooth.cpp
#include "pch.h"
#include "GGBlueTooth.h"
CGGBlueTooth::CGGBlueTooth()
: m_hLookup(NULL)
, m_hSocket(NULL)
{
memset(&m_sktAddr, 0, sizeof(m_sktAddr));
//初始化网络
WSADATA wsd;
if (WSAStartup(MAKEWORD(2, 2), &wsd) != 0)MsgBoxA("WSAStartup Error Code:%d", WSAGetLastError());
}
CGGBlueTooth::~CGGBlueTooth()
{
EndSearchBthDev();
Close();
WSACleanup();
}
void CGGBlueTooth::HexMac2String(BTH_ADDR dw64Addr, TCHAR *pstrMac)
{
BYTE *pbAddr = (BYTE*)&dw64Addr;
_stprintf_s(pstrMac, 64, _T("%02X:%02X:%02X:%02X:%02X:%02X"), pbAddr[5], pbAddr[4], pbAddr[3],
pbAddr[2], pbAddr[1], pbAddr[0]);
}
BOOL CGGBlueTooth::StartSearchBthDev(IN DWORD dwControlFlags)
{
WSAQUERYSET wsaq;
ZeroMemory(&wsaq, sizeof(wsaq));
wsaq.dwSize = sizeof(wsaq);
wsaq.dwNameSpace = NS_BTH;
wsaq.lpcsaBuffer = NULL;
DWORD flags = LUP_RETURN_NAME | LUP_CONTAINERS | LUP_RETURN_ADDR | LUP_FLUSHCACHE | LUP_RETURN_TYPE | LUP_RETURN_BLOB | LUP_RES_SERVICE;
if (ERROR_SUCCESS != WSALookupServiceBegin(&wsaq, LUP_CONTAINERS, &m_hLookup))
{
MsgBoxA("WSALookupServiceBegin failed %d\r\n", GetLastError());
return FALSE;
}
return TRUE;
}
//用 Socket 函数搜索附近的蓝牙设备，成功时返回设备数，否则返回 - 1
BOOL CGGBlueTooth::GetNextBthDev(
IN OUT BTHDEV_INFO *pcBthDevInfo,
IN DWORD dwControlFlags /* = LUP_RETURN_NAME | LUP_RETURN_ADDR | LUP_FLUSHCACHE*/
)
{
if (!m_hLookup || !pcBthDevInfo)
{
return FALSE;
}
memset(pcBthDevInfo->szAddr, 0, sizeof(pcBthDevInfo->szAddr));
memset(pcBthDevInfo->szName, 0, sizeof(pcBthDevInfo->szName));
union
{
CHAR buf[5000];
double __unused; // ensure proper alignment
};
LPWSAQUERYSET pwsaResults = (LPWSAQUERYSET)buf;
DWORD dwSize = sizeof(buf);
int nResult;
ZeroMemory(pwsaResults, sizeof(WSAQUERYSET));
pwsaResults->dwSize = sizeof(WSAQUERYSET);
pwsaResults->dwNameSpace = NS_BTH;
pwsaResults->lpBlob = NULL;
nResult = WSALookupServiceNext(m_hLookup, dwControlFlags, &dwSize, pwsaResults);
if (nResult == ERROR_SUCCESS)
{
pcBthDevInfo->btAddr = ((SOCKADDR_BTH *)pwsaResults->lpcsaBuffer->RemoteAddr.lpSockaddr)->btAddr;
BOOL bHaveName = pwsaResults->lpszServiceInstanceName && *(pwsaResults->lpszServiceInstanceName);
if (bHaveName)
{
HexMac2String(pcBthDevInfo->btAddr, pcBthDevInfo->szAddr);
_tcscpy_s(pcBthDevInfo->szName, pwsaResults->lpszServiceInstanceName);
}
return TRUE;
}
return FALSE;
}
BOOL CGGBlueTooth::EndSearchBthDev()
{
if (m_hLookup)
{
WSALookupServiceEnd(m_hLookup);
m_hLookup = NULL;
return TRUE;
}
return FALSE;
}
///===============================
BOOL CGGBlueTooth::Create(int af/* = AF_BTH*/, int type/* = SOCK_STREAM*/, int protocol/* = BTHPROTO_RFCOMM*/)
{
if (m_hSocket)
{
return FALSE;
}
m_hSocket = socket(af, type, protocol);
m_sktAddr.addressFamily = af;
m_sktAddr.serviceClassId = GUID_NULL;
return m_hSocket == INVALID_SOCKET ? FALSE : TRUE;
}
BOOL CGGBlueTooth::Close()
{
if (m_hSocket)
{
closesocket(m_hSocket);
return TRUE;
}
return FALSE;
}
int CGGBlueTooth::Bind(BTH_ADDR sktAddr/* = 0*/, ULONG port/* = BT_PORT_ANY*/)
{
m_sktAddr.btAddr = sktAddr;
m_sktAddr.port = port;
return bind(m_hSocket, (SOCKADDR *)&m_sktAddr, sizeof(m_sktAddr));
}
int CGGBlueTooth::Listen(IN int backlog)
{
return listen(m_hSocket, backlog);
}
int CGGBlueTooth::GetSockName(BTH_ADDR *psktAddr, ULONG *port)
{
int nLen = sizeof(m_sktAddr);
int nResult = getsockname(m_hSocket, (SOCKADDR *)&m_sktAddr, &nLen);
if (nResult == 0)
{
*psktAddr = m_sktAddr.btAddr;
*port = m_sktAddr.port;
}
return nResult;
}
GUID OBEXFileTransferServiceClass_UUID_EX = { 0x00001106, 0x0000, 0x1000, 0x80, 0x00, 0x00, 0x80, 0x5F, 0x9B, 0x34, 0xFB };
int CGGBlueTooth::SetBthService(TCHAR * lpServiceName)
{
CSADDR_INFO sockInfo;
sockInfo.iProtocol = BTHPROTO_RFCOMM;
sockInfo.iSocketType = SOCK_STREAM;
sockInfo.LocalAddr.lpSockaddr = (SOCKADDR *)&m_sktAddr;
sockInfo.LocalAddr.iSockaddrLength = sizeof(m_sktAddr);
sockInfo.RemoteAddr.lpSockaddr = (SOCKADDR *)&m_sktAddr;
sockInfo.RemoteAddr.iSockaddrLength = sizeof(m_sktAddr);
WSAQUERYSET svcInfo = { 0 };
svcInfo.dwSize = sizeof(svcInfo);
svcInfo.dwNameSpace = NS_BTH;
svcInfo.lpszServiceInstanceName = lpServiceName;
svcInfo.lpServiceClassId = &OBEXFileTransferServiceClass_UUID_EX;
svcInfo.dwNumberOfCsAddrs = 1;
svcInfo.lpcsaBuffer = &sockInfo;
return WSASetService(&svcInfo, RNRSERVICE_REGISTER, 0);
}
int CGGBlueTooth::Accept(CGGBlueTooth *pcBth)
{
SOCKADDR_BTH ca;
int size = sizeof(ca);
pcBth->m_hSocket = accept(m_hSocket, (SOCKADDR *)&ca, &size);
pcBth->m_sktAddr = ca;
return pcBth->m_hSocket == INVALID_SOCKET ? SOCKET_ERROR : 0;
}
int CGGBlueTooth::Connect(BTH_ADDR sktAddr, ULONG port, int nMSecond/* = -1*/)
{
SOCKADDR_BTH sa = { 0 };
sa.addressFamily = AF_BTH;
sa.btAddr = sktAddr;
sa.port = port;
if (nMSecond == -1)
{
return connect(m_hSocket, (LPSOCKADDR)&sa, sizeof(SOCKADDR_BTH));
}
ULONG non_blocking = 1;
ULONG blocking = 0;
int nResult = ioctlsocket(m_hSocket, FIONBIO, &non_blocking);
if (nResult == SOCKET_ERROR)
{
return nResult;
}
nResult = SOCKET_ERROR;
if (connect(m_hSocket, (LPSOCKADDR)&sa, sizeof(SOCKADDR_BTH)) == SOCKET_ERROR)
{
struct timeval tv;
fd_set writefds;
// 设置连接超时时间
tv.tv_sec = nMSecond / 1000; // 秒数
tv.tv_usec = nMSecond % 1000; // 毫秒
FD_ZERO(&writefds);
FD_SET(m_hSocket, &writefds);
nResult = select((int)m_hSocket + 1, NULL, &writefds, NULL, &tv);
if (nResult > 0)
{
if (FD_ISSET(m_hSocket, &writefds))
{
int error = 0;
int len = sizeof(error);
//下面的一句一定要，主要针对防火墙
if (!(getsockopt(m_hSocket, SOL_SOCKET, SO_ERROR, (char *)&error, &len) != 0 || error != 0))
{
nResult = 0;
}
}
}
else if (nResult == 0)
{
nResult = -2;
}
}
if (ioctlsocket(m_hSocket, FIONBIO, &blocking) == SOCKET_ERROR)
{
nResult = SOCKET_ERROR;
}
return nResult;
}
int CGGBlueTooth::Send(LPVOID lpData, int len, int flags/* = 0*/)
{
return send(m_hSocket, (char *)lpData, len, flags);
}
int CGGBlueTooth::Recv(LPVOID lpData, int len, int flags/* = 0*/)
{
return recv(m_hSocket, (char *)lpData, len, flags);
}
int CGGBlueTooth::SendAll(LPVOID lpData, int len, int flags/* = 0*/)
{
int nCount = send(m_hSocket, (char *)lpData, len, flags);
if (nCount == SOCKET_ERROR && WSAGetLastError() != WSAEWOULDBLOCK)
{
return SOCKET_ERROR;
}
int nCommand = 0;
nCount = recv(m_hSocket, (char *)&nCommand, 4, flags);
if (nCount != 4 || nCommand != RECEIVE_OVER_COMMAND)
{
return SOCKET_ERROR;
}
return ERROR_SUCCESS;
}
int CGGBlueTooth::RecvAll(LPVOID lpData, int len, int flags/* = 0*/)
{
int nCount = -1, nCurRecv = 0, nMaxRead = 32 * 1024;
while (nCurRecv < len)
{
if (len - nCurRecv < nMaxRead)
{
nMaxRead = len - nCurRecv;
}
nCount = recv(m_hSocket, (char *)lpData + nCurRecv, nMaxRead, flags);
if (nCount == SOCKET_ERROR)
{
if (WSAGetLastError() == WSAEWOULDBLOCK)
{
Sleep(1);
continue;
}
else
{
return SOCKET_ERROR;
}
}
nCurRecv += nCount;
}
int nCommand = RECEIVE_OVER_COMMAND;
nCount = send(m_hSocket, (char *)&nCommand, 4, flags);
if (nCount == SOCKET_ERROR && WSAGetLastError() != WSAEWOULDBLOCK)
{
return SOCKET_ERROR;
}
return ERROR_SUCCESS;
}window 下蓝牙开发文章摘录
需要先包含几个头文件
#include <afxsock.h> #include <ws2bth.h> #include <BluetoothAPIs.h> #pragma comment(lib,"Irprops.lib") #include <string> using namespace std;
ULONGLONG g_ulRemoteAddr = 0;
WCHAR strGUID[]=L"00001101-0000-1000-8000-00805f9b34fb";
CString g_strRecv = _T("");
SOCKET g_socketClient = INVALID_SOCKET;
CString g_strBthName=_T("");
BOOL g_bWaitRecvData=TRUE;
// CBlueToothTestDlg dialog
CBlueToothTestDlg::CBlueToothTestDlg(CWnd* pParent /*=NULL*/)
: CDialog(CBlueToothTestDlg::IDD, pParent)
{
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
m_bTestFinish = TRUE;
}
void CBlueToothTestDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
DDX_Control(pDX, IDC_EDIT_SHOW, m_editShow);
DDX_Control(pDX, IDC_EDIT_INPUT, m_editInput);
DDX_Control(pDX, IDC_BUTTON_SEND, m_btnSend);
DDX_Control(pDX, IDC_BTN_OPEN, m_btnOpen);
DDX_Control(pDX, IDC_BTN_CLOSE, m_btnClose);
DDX_Control(pDX, IDC_CHECK_REPEATSEND, m_CheckRepeat);
}
BEGIN_MESSAGE_MAP(CBlueToothTestDlg, CDialog)
//}}AFX_MSG_MAP
ON_BN_CLICKED(IDC_BUTTON_SEND, &CBlueToothTestDlg::OnBnClickedButtonSend)
ON_MESSAGE(WM_BLUETOOTH_MSG, &CBlueToothTestDlg::OnBlueToothMsg)
ON_BN_CLICKED(IDC_BTN_OPEN, &CBlueToothTestDlg::OnBnClickedBtnOpen)
ON_BN_CLICKED(IDC_BTN_CLOSE, &CBlueToothTestDlg::OnBnClickedBtnClose)
ON_WM_TIMER()
END_MESSAGE_MAP()
// CBlueToothTestDlg message handlers
CString string2CString(string strSrc)
{
CString strTarge = _T("");
TCHAR *pTemp = new TCHAR[strSrc.size() + 1];
if (NULL == pTemp)
{
return strTarge;
}
MultiByteToWideChar(0,
0,
strSrc.c_str(),
-1,
pTemp,
strSrc.size() + 1
);
strTarge = pTemp;
if (NULL != pTemp)
{
delete []pTemp;
pTemp = NULL;
}
return strTarge;
}
CString TranslateErrorCode ( DWORD dwErrorCode )
{
CString csError;
LPVOID pv;
FormatMessage (
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
NULL,
dwErrorCode,
MAKELANGID(LANG_NEUTRAL,SUBLANG_DEFAULT),
(LPTSTR)&pv,
0,
NULL);
if(pv)
{
csError = (LPCTSTR)pv;
LocalFree ( pv );
}
CString strCode = _T("");
strCode.Format(_T("%ld"),dwErrorCode);
csError = strCode + _T(" : ") + csError;
return csError;
}
int GetGUID(WCHAR *psz, GUID *pGUID)
{
int data1, data2, data3;
int data4[8];
if (11 == swscanf(psz, L"%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x\n",
&data1, &data2, &data3,
&data4[0], &data4[1], &data4[2], &data4[3],
&data4[4], &data4[5], &data4[6], &data4[7])) {
pGUID->Data1 = data1;
pGUID->Data2 = data2 & 0xffff;
pGUID->Data3 = data3 & 0xffff;
for (int i = 0 ; i < 8 ; ++i)
pGUID->Data4[i] = data4[i] & 0xff;
return 0;
}
return -1;
}
int ReadBthSeqFile(CString strTempName)//读取序列号文件数据
{
strTempName = _T("bluetoothName.txt");
CStdioFile tempFile;
BOOL bRet = tempFile.Open(strTempName, CFile::modeReadWrite);
if (!bRet)
{
return -1;
}
CString strReadLine=_T("");
int tempLength = 0;
while (1)
{
tempFile.ReadString(strReadLine);
tempLength += strReadLine.GetLength()+1;
if (strReadLine.GetLength() == 0)
break;
//AfxMessageBox(strReadLine);
g_strBthName = strReadLine;
}
tempFile.Close();
return 0;
}
int FindTargetBlueTooth()
{
int iFindRet = 0;
WSAQUERYSET wsaq;
HANDLE hLookup = NULL;
union
{
CHAR buf[5000];
double __unused; // ensure proper alignment
};
LPWSAQUERYSET pwsaResults = (LPWSAQUERYSET) buf;
DWORD dwSize = sizeof(buf);
memset(&wsaq,0,sizeof(wsaq));
wsaq.dwSize = sizeof(wsaq);
wsaq.dwNameSpace = NS_BTH;
wsaq.lpcsaBuffer = NULL;
if (ERROR_SUCCESS != WSALookupServiceBegin (&wsaq, LUP_CONTAINERS, &hLookup))
{
return 0;
}
ZeroMemory(pwsaResults, sizeof(WSAQUERYSET));
pwsaResults->dwSize = sizeof(WSAQUERYSET);
pwsaResults->dwNameSpace = NS_BTH;
pwsaResults->lpBlob = NULL;
BLUETOOTH_DEVICE_INFO bdi = { sizeof(BLUETOOTH_DEVICE_INFO) };
while (ERROR_SUCCESS == WSALookupServiceNext (hLookup, LUP_RETURN_NAME | LUP_RETURN_ADDR, &dwSize, pwsaResults))
{
// ASSERT (pwsaResults->dwNumberOfCsAddrs == 1);
ULONGLONG ulAddr = ((SOCKADDR_BTH *)pwsaResults->lpcsaBuffer->RemoteAddr.lpSockaddr)->btAddr;
CString strName = pwsaResults->lpszServiceInstanceName;
if(strName == /*_T("HWAPP")*/g_strBthName)
{
g_ulRemoteAddr = ulAddr;
//获取其它信息
memset(&bdi,0,sizeof(BLUETOOTH_DEVICE_INFO));
bdi.Address.ullLong = ulAddr;
bdi.dwSize = sizeof(BLUETOOTH_DEVICE_INFO);//important
DWORD dwGetInfo = BluetoothGetDeviceInfo(NULL,&bdi);
if(ERROR_SUCCESS == dwGetInfo)
{
//类型
ULONG ulType = bdi.ulClassofDevice;//7936
//被记住
BOOL bRemember = bdi.fRemembered;
//已配对
BOOL bPaired = bdi.fAuthenticated;
//已连接
BOOL bConnected = bdi.fConnected;
if(bPaired)
iFindRet = 1;
else
iFindRet = 2;
break;
}
else
{
AfxMessageBox(TranslateErrorCode(dwGetInfo));
}
}
}
WSALookupServiceEnd(hLookup);
return iFindRet;
}
UINT ScanBlueToothDeviceProc(LPVOID lpParam)
{
int iScanRet = FindTargetBlueTooth();//0表示没有发现，1表示发现且配对，2表示发现但未配对
CBlueToothTestDlg* pDlg = (CBlueToothTestDlg*)lpParam;
pDlg->PostMessage(WM_BLUETOOTH_MSG,1,iScanRet);
return 0;
}
UINT RecvMsgProc(LPVOID lpParam)
{
CBlueToothTestDlg* pDlg = (CBlueToothTestDlg*)lpParam;
char pbuf[MAX_MESSAGE_SIZE] = {0};
while(1)
{
memset(pbuf,0,MAX_MESSAGE_SIZE);
int cbBytesRecd = recv (g_socketClient, pbuf, MAX_MESSAGE_SIZE, 0);
if (cbBytesRecd == SOCKET_ERROR)
{
pDlg->PostMessage(WM_BLUETOOTH_MSG,2,0);
return WSAGetLastError();
}
else if(cbBytesRecd > 0)
{
string sRecv = pbuf;
g_strRecv = string2CString(sRecv);
pDlg->PostMessage(WM_BLUETOOTH_MSG,2,1);
g_bWaitRecvData = TRUE;
}
}
return 0;
}
UINT ConnectDeviceProc(LPVOID lpParam)
{
CBlueToothTestDlg* pDlg = (CBlueToothTestDlg*)lpParam;
g_socketClient = socket (AF_BTH, SOCK_STREAM, BTHPROTO_RFCOMM);
if (g_socketClient == INVALID_SOCKET)
{
pDlg->PostMessage(WM_BLUETOOTH_MSG,3,1);
return 0;
}
GUID ServerGuid;
if(GetGUID(strGUID, &ServerGuid))
{
pDlg->PostMessage(WM_BLUETOOTH_MSG,3,2);
g_socketClient = INVALID_SOCKET;
return 0;
}
SOCKADDR_BTH sa;
memset (&sa, 0, sizeof(sa));
sa.addressFamily = AF_BTH;
sa.port = 6001;
sa.serviceClassId = ServerGuid;
sa.btAddr = g_ulRemoteAddr;
Sleep(200);
int iConnect = 0 ;
for (iConnect = 0 ; iConnect < 3 ; iConnect ++)//尝试连接3次
{
if (connect (g_socketClient, (SOCKADDR *)&sa, sizeof(sa)) == SOCKET_ERROR)
{
DWORD dwError = GetLastError();
if(dwError == WSAETIMEDOUT)
{
pDlg->PostMessage(WM_BLUETOOTH_MSG,4,iConnect);
Sleep(200);
continue;
}
g_socketClient = INVALID_SOCKET;
AfxMessageBox(TranslateErrorCode(dwError));
pDlg->PostMessage(WM_BLUETOOTH_MSG,3,3);//其他错误
return 0;
}
else
break;
}
if(iConnect == 3)//超时错误
{
g_socketClient = INVALID_SOCKET;
pDlg->PostMessage(WM_BLUETOOTH_MSG,3,4);
}
else
pDlg->PostMessage(WM_BLUETOOTH_MSG,3,0);
return 0;
}
UINT TestConnectProc(LPVOID lpParam)
{
CBlueToothTestDlg* pDlg = (CBlueToothTestDlg*)lpParam;
int iFindBlueTooth = FindTargetBlueTooth();
if(iFindBlueTooth != 1)
{
pDlg->PostMessage(WM_BLUETOOTH_MSG,5,5);
return 0;
}
SOCKET sock = socket (AF_BTH, SOCK_STREAM, BTHPROTO_RFCOMM);
if (sock == INVALID_SOCKET)
{
pDlg->PostMessage(WM_BLUETOOTH_MSG,5,1);
return 0;
}
GUID ServerGuid;
if(GetGUID(strGUID, &ServerGuid))
{
pDlg->PostMessage(WM_BLUETOOTH_MSG,5,2);
return 0;
}
SOCKADDR_BTH sa;
memset (&sa, 0, sizeof(sa));
sa.addressFamily = AF_BTH;
sa.port = 5001;
sa.serviceClassId = ServerGuid;
sa.btAddr = g_ulRemoteAddr;
Sleep(200);
int iConnect = 0 ;
for (iConnect = 0 ; iConnect < 6 ; iConnect ++)//尝试连接6次
{
if (connect (sock, (SOCKADDR *)&sa, sizeof(sa)) == SOCKET_ERROR)
{
DWORD dwError = GetLastError();
if(dwError == WSAETIMEDOUT)
{
pDlg->PostMessage(WM_BLUETOOTH_MSG,6,iConnect);
Sleep(200);
continue;
}
AfxMessageBox(TranslateErrorCode(dwError));
pDlg->PostMessage(WM_BLUETOOTH_MSG,5,3);//其他错误
return 0;
}
else
break;
}
if(iConnect == 6)//超时错误
pDlg->PostMessage(WM_BLUETOOTH_MSG,5,4);
else
{
closesocket(sock);
pDlg->PostMessage(WM_BLUETOOTH_MSG,5,0);//能连接上
}
return 0;
}
BOOL CBlueToothTestDlg::OnInitDialog()
{
......
// TODO: Add extra initialization here
m_editInput.EnableWindow(FALSE);
m_btnSend.EnableWindow(FALSE);
m_btnOpen.EnableWindow(FALSE);
m_btnClose.EnableWindow(FALSE);
SetDlgItemText(IDC_STATIC_TIP,_T("正在检测蓝牙是否连接，请稍候..."));
// SetTimer(8,5000,NULL);
CString str=_T("");
ReadBthSeqFile(str);
AfxBeginThread(ScanBlueToothDeviceProc,this);
return TRUE; // return TRUE unless you set the focus to a control
}
string CBlueToothTestDlg::CString2string(CString str)
{
string strTarge = "";
int nLength = str.GetLength();
int nBytes = WideCharToMultiByte(0,0,str,nLength,NULL,0,NULL,NULL);
char* VoicePath = new char[ nBytes + 1];
memset(VoicePath,0,nLength + 1);
WideCharToMultiByte(0, 0, str, nLength, VoicePath, nBytes, NULL, NULL);
VoicePath[nBytes] = 0;
strTarge = VoicePath;
return strTarge;
}
void CBlueToothTestDlg::OnBnClickedButtonSend()
{
// TODO: Add your control notification handler code here
CString strInput = _T("");
GetDlgItemText(IDC_EDIT_INPUT,strInput);
BYTE m_pucPackBuffer[] = {0xd1, 0xee, 0x16, 0x00, 0xe9, 0xff, 0xf7, 0x01, 0x09,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x96, 0x43, 0x00, 0x00, 0x80, 0x3f,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7a, 0x44, 0x60, 0x02};
UINT uiIsCheck = m_CheckRepeat.GetState();
if (uiIsCheck)///主要是用于测试蓝牙盒子的通讯能力
{
strInput=m_pucPackBuffer;
while (1)
{
if (g_bWaitRecvData)
{
int iSend = send (g_socketClient, (const char *)m_pucPackBuffer, 31, 0);
DWORD dwError = GetLastError();
if((iSend == 31) && (dwError == 0))
AppendShowMsg(strInput, 1);
else
AfxMessageBox(strInput+TranslateErrorCode(dwError));
g_bWaitRecvData = FALSE;
}
}
}
else
{
if(strInput.GetLength())
{
string strToSend = CString2string(strInput);
int iSend = send (g_socketClient, strToSend.c_str(), strToSend.length(), 0);
DWORD dwError = GetLastError();
if((iSend == strInput.GetLength()) && (dwError == 0))
AppendShowMsg(strInput,1);
else
AfxMessageBox(strInput+TranslateErrorCode(dwError));
}
}
}
LRESULT CBlueToothTestDlg::OnBlueToothMsg(WPARAM wParam,LPARAM lParam)
{
int iMsgType = (int)wParam;
int iMsgValue = (int)lParam;
if(iMsgType == 1)//扫描蓝牙，结果0表示没有发现，1表示发现且配对，2表示发现但未配对
{
switch (iMsgValue)
{
case 0:
SetDlgItemText(IDC_STATIC_TIP,_T("未发现目标蓝牙设备！")); break;
case 1:
SetDlgItemText(IDC_STATIC_TIP,_T("已发现目标蓝牙设备，点击Connect按钮来连接蓝牙"));
m_btnOpen.EnableWindow(TRUE);
break;
case 2:
SetDlgItemText(IDC_STATIC_TIP,_T("已发现目标蓝牙设备，但未连接，请手动连接后再试")); break;
default:break;
}
}
else if(iMsgType == 2)//接收数据
{
if(iMsgValue == 0)
SetDlgItemText(IDC_STATIC_TIP,_T("接收消息出错，接收线程退出，可能是连接已断开"));
else if(iMsgValue == 1)
AppendShowMsg(g_strRecv,2);
}
else if(iMsgType == 3)//连接蓝牙设备
{
switch (iMsgValue)
{
case 0:
SetDlgItemText(IDC_STATIC_TIP,_T("初始化通信完成，现在可以收发数据"));
SetDlgItemText(IDC_EDIT_INPUT,_T("FoxwellGT80"));
m_editInput.EnableWindow(TRUE);
m_btnSend.EnableWindow(TRUE);
AfxBeginThread(RecvMsgProc,this);
m_btnOpen.EnableWindow(FALSE);
m_btnClose.EnableWindow(TRUE);
break;
case 1:
SetDlgItemText(IDC_STATIC_TIP,_T("初始化套接字失败！")); break;
case 2:
SetDlgItemText(IDC_STATIC_TIP,_T("获取GUID失败！")); break;
case 3:
SetDlgItemText(IDC_STATIC_TIP,_T("连接目标蓝牙设备失败！")); break;
case 4:
SetDlgItemText(IDC_STATIC_TIP,_T("连接目标蓝牙设备失败！")+TranslateErrorCode(WSAETIMEDOUT)); break;
default: break;
}
}
else if(iMsgType == 4)//超时重试提示
{
CString strTimeOut = _T("");
strTimeOut.Format(_T("连接超时，重试中...%d"),iMsgValue+1);
SetDlgItemText(IDC_STATIC_TIP,strTimeOut);
}
else if(iMsgType == 5)//测试连接蓝牙设备
{
m_bTestFinish = TRUE;
CTime tm = CTime::GetCurrentTime();
CString strTime = _T("");
strTime.Format(_T("%.2d%.2d%.2d"),tm.GetHour(),tm.GetMinute(),tm.GetSecond());
switch (iMsgValue)
{
case 0:
SetWindowText(_T("蓝牙检测：已连接") + strTime); break;
case 1:
SetWindowText(_T("蓝牙检测：初始化套接字失败") + strTime); break;
case 2:
SetWindowText(_T("蓝牙检测：获取GUID失败！") + strTime); break;
case 3:
SetWindowText(_T("蓝牙检测：其他错误！") + strTime); break;
case 4:
SetWindowText(_T("蓝牙检测：连接超时，可能已断开") + strTime); break;
case 5:
SetWindowText(_T("蓝牙检测：未连接") + strTime); break;
default:break;
}
}
else if(iMsgType == 6)//测试连接超时重试提示
{
CString strTimeOut = _T("");
strTimeOut.Format(_T("蓝牙检测：重试中...%d"),iMsgValue+1);
SetWindowText(strTimeOut);
}
return 0;
}
void CBlueToothTestDlg::AppendShowMsg(CString strNewMsg, int iType)
{
if(iType == 1)
strNewMsg = _T("Req: ") + strNewMsg;
else if(iType == 2)
strNewMsg = _T("Ans: ") + strNewMsg;
else if(iType == 3)
strNewMsg = _T("Sys: ") + strNewMsg;
CString strHave = _T("");
GetDlgItemText(IDC_EDIT_SHOW,strHave);
if(strHave.GetLength())
strHave = strHave + _T("\r\n") + strNewMsg;
else
strHave = strNewMsg;
SetDlgItemText(IDC_EDIT_SHOW,strHave);
m_editShow.PostMessage(WM_VSCROLL,SB_BOTTOM,0);
if(iType == 2)//自动发送
{
CString strInput = strNewMsg;
if(strInput.GetLength())
{
strInput = _T("FOXWELL_") + strInput;
string strToSend = CString2string(strInput);
int iSend = send (g_socketClient, strToSend.c_str(), strToSend.length(), 0);
DWORD dwError = GetLastError();
if((iSend == strInput.GetLength()) && (dwError == 0))
{
AppendShowMsg(strInput,1);
}
else
AfxMessageBox(TranslateErrorCode(dwError));
}
}
}
/******************************************************************************\
获取字符串形式的蓝牙地址
蓝牙地址 BLUETOOTH_ADDRESS 定义如下
union
{
BTH_ADDR ullLong;
BYTE rgBytes[6];
};
BTH_ADDR 是一个 64 位的整数
假定蓝牙地址为 12:34:56:78:9A:BC 则 ullLong 为 0x0000123456789ABC
rgBytes 的内容为 BC 9A 78 56 34 12
\******************************************************************************/
CString CBlueToothTestDlg::AddrToStr(const void*pAddr)
{
CString sAddress;
if(pAddr)
{
BLUETOOTH_ADDRESS Address;
int nBytes = sizeof(Address.rgBytes);
TCHAR szByte[8];
const BYTE* pByte = (const BYTE*)pAddr + (nBytes - 1);
for(int i = 0;i < nBytes;i++)
{
_stprintf(szByte,_T(":%02x"),*pByte--);
sAddress += i ? szByte : (szByte + 1);
}
}
return sAddress;
}
void CBlueToothTestDlg::OnBnClickedBtnOpen()
{
// TODO: Add your control notification handler code here
SetDlgItemText(IDC_STATIC_TIP,_T("正在初始化通信，请稍候..."));
AfxBeginThread(ConnectDeviceProc,this);
}
void CBlueToothTestDlg::OnBnClickedBtnClose()
{
// TODO: Add your control notification handler code here
m_btnOpen.EnableWindow(TRUE);
m_btnClose.EnableWindow(FALSE);
m_editInput.EnableWindow(FALSE);
m_btnSend.EnableWindow(FALSE);
closesocket(g_socketClient);
g_socketClient = INVALID_SOCKET;
}
void CBlueToothTestDlg::OnTimer(UINT_PTR nIDEvent)
{
// TODO: Add your message handler code here and/or call default
if(m_bTestFinish && (g_ulRemoteAddr != 0))
{
m_bTestFinish = FALSE;
SetWindowText(_T("蓝牙检测：开始检测"));
AfxBeginThread(TestConnectProc,this);
}
CDialog::OnTimer(nIDEvent);
}推荐阅读
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