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BMPlatform.cpp
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BMPlatform.cpp
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#include "BMPlatform.h"
#include <iostream>
extern "C" { extern int m_bOpened; }
CBMPlatformApp::CBMPlatformApp()
{
// TODO: add construction code here,
// Place all significant initialization in InitInstance
m_pfCreateChannel = NULL;
m_pfReleaseChannel = NULL;
m_hChannelLib = NULL;
}
BOOL CBMPlatformApp::InitInstance()
{
m_hChannelLib = LoadLibrary(_T("Channel9.dll"));
if(m_hChannelLib == NULL)
{
std::cout << GetLastError() << std::endl;
return FALSE;
}
m_pfCreateChannel = (pfCreateChannel)GetProcAddress(m_hChannelLib,"CreateChannel");
m_pfReleaseChannel = (pfReleaseChannel)GetProcAddress(m_hChannelLib,"ReleaseChannel");
if(m_pfCreateChannel == NULL || m_pfReleaseChannel == NULL )
{
return FALSE;
}
return TRUE;
}
int CBMPlatformApp::ExitInstance()
{
// TODO: Add your specialized code here and/or call the base class
if(m_hChannelLib)
{
FreeLibrary(m_hChannelLib);
m_hChannelLib = NULL;
//m_pfCreateChannel = NULL;
//m_pfReleaseChannel = NULL;
}
return TRUE;
}
CBMPlatformApp g_theApp;
CBootModeOpr::CBootModeOpr()
{
m_pChannel = NULL;
g_theApp.InitInstance();
}
CBootModeOpr::~CBootModeOpr()
{
g_theApp.ExitInstance();
}
BOOL CBootModeOpr::Initialize()
{
if (!g_theApp.m_pfCreateChannel)
{
return FALSE;
}
if (!g_theApp.m_pfCreateChannel((ICommChannel**)&m_pChannel, CHANNEL_TYPE_COM))
{
return FALSE;
}
return TRUE;
}
void CBootModeOpr::Uninitialize()
{
if (g_theApp.m_pfReleaseChannel) g_theApp.m_pfReleaseChannel(m_pChannel);
m_pChannel = NULL;
}
int CBootModeOpr::Read(UCHAR * m_RecvData, int max_len, int dwTimeout)
{
ULONGLONG tBegin;
ULONGLONG tCur;
tBegin = GetTickCount64();
do
{
tCur = GetTickCount64();
DWORD dwRead = m_pChannel->Read(m_RecvData, max_len, dwTimeout);
if (dwRead)
{
return dwRead;
}
} while ((tCur - tBegin) < dwTimeout);
return 0;
}
int CBootModeOpr::Write(UCHAR* lpData, int iDataSize)
{
return m_pChannel->Write(lpData, iDataSize);
}
BOOL CBootModeOpr::GetProperty(LONG lFlags, DWORD dwPropertyID, LPVOID pValue)
{
return m_pChannel->GetProperty(lFlags, dwPropertyID, pValue);
}
BOOL CBootModeOpr::SetProperty(LONG lFlags, DWORD dwPropertyID, LPCVOID pValue)
{
return m_pChannel->SetProperty(lFlags, dwPropertyID, pValue);
}
BOOL CBootModeOpr::ConnectChannel(DWORD dwPort)
{
if(!dwPort) return FALSE;
CHANNEL_ATTRIBUTE ca;
ca.ChannelType = CHANNEL_TYPE_COM;
ca.Com.dwPortNum = dwPort;
ca.Com.dwBaudRate = 115200;
//Log(_T("Connect Channel +++"));
m_bOpened = m_pChannel->Open(&ca);
//Log(_T("Connect Channel ---"));
return m_bOpened;
}
BOOL CBootModeOpr::DisconnectChannel()
{
//Log(_T("Disconnect Channel +++"));
m_pChannel->Close();
//Log(_T("Disconnect Channel ---"));
m_bOpened = 0;
return TRUE;
}