// stdafx.cpp : 只包括标准包含文件的源文件
// UB530SDK.pch 将作为预编译头
// stdafx.obj 将包含预编译类型信息

#include "stdafx.h"
#include <time.h> //或者 #include <ctime>
#include <locale.h>
// TODO: 在 STDAFX.H 中
// 引用任何所需的附加头文件，而不是在此文件中引用
// 全局变量;
// 进程ID;
DWORD g_dwAppId = 0;
TCHAR g_szAppDir[MAX_PATH] = {0};

// crc32校验;
static int crc_table_empty = 1;
static void make_crc_table (void);
static const unsigned long crc_table[256] = {
	0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL, 0x076dc419L,
	0x706af48fL, 0xe963a535L, 0x9e6495a3L, 0x0edb8832L, 0x79dcb8a4L,
	0xe0d5e91eL, 0x97d2d988L, 0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d07L,
	0x90bf1d91L, 0x1db71064L, 0x6ab020f2L, 0xf3b97148L, 0x84be41deL,
	0x1adad47dL, 0x6ddde4ebL, 0xf4d4b551L, 0x83d385c7L, 0x136c9856L,
	0x646ba8c0L, 0xfd62f97aL, 0x8a65c9ecL, 0x14015c4fL, 0x63066cd9L,
	0xfa0f3d63L, 0x8d080df5L, 0x3b6e20c8L, 0x4c69105eL, 0xd56041e4L,
	0xa2677172L, 0x3c03e4d1L, 0x4b04d447L, 0xd20d85fdL, 0xa50ab56bL,
	0x35b5a8faL, 0x42b2986cL, 0xdbbbc9d6L, 0xacbcf940L, 0x32d86ce3L,
	0x45df5c75L, 0xdcd60dcfL, 0xabd13d59L, 0x26d930acL, 0x51de003aL,
	0xc8d75180L, 0xbfd06116L, 0x21b4f4b5L, 0x56b3c423L, 0xcfba9599L,
	0xb8bda50fL, 0x2802b89eL, 0x5f058808L, 0xc60cd9b2L, 0xb10be924L,
	0x2f6f7c87L, 0x58684c11L, 0xc1611dabL, 0xb6662d3dL, 0x76dc4190L,
	0x01db7106L, 0x98d220bcL, 0xefd5102aL, 0x71b18589L, 0x06b6b51fL,
	0x9fbfe4a5L, 0xe8b8d433L, 0x7807c9a2L, 0x0f00f934L, 0x9609a88eL,
	0xe10e9818L, 0x7f6a0dbbL, 0x086d3d2dL, 0x91646c97L, 0xe6635c01L,
	0x6b6b51f4L, 0x1c6c6162L, 0x856530d8L, 0xf262004eL, 0x6c0695edL,
	0x1b01a57bL, 0x8208f4c1L, 0xf50fc457L, 0x65b0d9c6L, 0x12b7e950L,
	0x8bbeb8eaL, 0xfcb9887cL, 0x62dd1ddfL, 0x15da2d49L, 0x8cd37cf3L,
	0xfbd44c65L, 0x4db26158L, 0x3ab551ceL, 0xa3bc0074L, 0xd4bb30e2L,
	0x4adfa541L, 0x3dd895d7L, 0xa4d1c46dL, 0xd3d6f4fbL, 0x4369e96aL,
	0x346ed9fcL, 0xad678846L, 0xda60b8d0L, 0x44042d73L, 0x33031de5L,
	0xaa0a4c5fL, 0xdd0d7cc9L, 0x5005713cL, 0x270241aaL, 0xbe0b1010L,
	0xc90c2086L, 0x5768b525L, 0x206f85b3L, 0xb966d409L, 0xce61e49fL,
	0x5edef90eL, 0x29d9c998L, 0xb0d09822L, 0xc7d7a8b4L, 0x59b33d17L,
	0x2eb40d81L, 0xb7bd5c3bL, 0xc0ba6cadL, 0xedb88320L, 0x9abfb3b6L,
	0x03b6e20cL, 0x74b1d29aL, 0xead54739L, 0x9dd277afL, 0x04db2615L,
	0x73dc1683L, 0xe3630b12L, 0x94643b84L, 0x0d6d6a3eL, 0x7a6a5aa8L,
	0xe40ecf0bL, 0x9309ff9dL, 0x0a00ae27L, 0x7d079eb1L, 0xf00f9344L,
	0x8708a3d2L, 0x1e01f268L, 0x6906c2feL, 0xf762575dL, 0x806567cbL,
	0x196c3671L, 0x6e6b06e7L, 0xfed41b76L, 0x89d32be0L, 0x10da7a5aL,
	0x67dd4accL, 0xf9b9df6fL, 0x8ebeeff9L, 0x17b7be43L, 0x60b08ed5L,
	0xd6d6a3e8L, 0xa1d1937eL, 0x38d8c2c4L, 0x4fdff252L, 0xd1bb67f1L,
	0xa6bc5767L, 0x3fb506ddL, 0x48b2364bL, 0xd80d2bdaL, 0xaf0a1b4cL,
	0x36034af6L, 0x41047a60L, 0xdf60efc3L, 0xa867df55L, 0x316e8eefL,
	0x4669be79L, 0xcb61b38cL, 0xbc66831aL, 0x256fd2a0L, 0x5268e236L,
	0xcc0c7795L, 0xbb0b4703L, 0x220216b9L, 0x5505262fL, 0xc5ba3bbeL,
	0xb2bd0b28L, 0x2bb45a92L, 0x5cb36a04L, 0xc2d7ffa7L, 0xb5d0cf31L,
	0x2cd99e8bL, 0x5bdeae1dL, 0x9b64c2b0L, 0xec63f226L, 0x756aa39cL,
	0x026d930aL, 0x9c0906a9L, 0xeb0e363fL, 0x72076785L, 0x05005713L,
	0x95bf4a82L, 0xe2b87a14L, 0x7bb12baeL, 0x0cb61b38L, 0x92d28e9bL,
	0xe5d5be0dL, 0x7cdcefb7L, 0x0bdbdf21L, 0x86d3d2d4L, 0xf1d4e242L,
	0x68ddb3f8L, 0x1fda836eL, 0x81be16cdL, 0xf6b9265bL, 0x6fb077e1L,
	0x18b74777L, 0x88085ae6L, 0xff0f6a70L, 0x66063bcaL, 0x11010b5cL,
	0x8f659effL, 0xf862ae69L, 0x616bffd3L, 0x166ccf45L, 0xa00ae278L,
	0xd70dd2eeL, 0x4e048354L, 0x3903b3c2L, 0xa7672661L, 0xd06016f7L,
	0x4969474dL, 0x3e6e77dbL, 0xaed16a4aL, 0xd9d65adcL, 0x40df0b66L,
	0x37d83bf0L, 0xa9bcae53L, 0xdebb9ec5L, 0x47b2cf7fL, 0x30b5ffe9L,
	0xbdbdf21cL, 0xcabac28aL, 0x53b39330L, 0x24b4a3a6L, 0xbad03605L,
	0xcdd70693L, 0x54de5729L, 0x23d967bfL, 0xb3667a2eL, 0xc4614ab8L,
	0x5d681b02L, 0x2a6f2b94L, 0xb40bbe37L, 0xc30c8ea1L, 0x5a05df1bL,
	0x2d02ef8dL
};

const unsigned long * get_crc_table()
{
	return (const unsigned long *)crc_table;
}

/* ========================================================================= */
#define DO1(buf) crc = crc_table[((int)crc ^ (*buf++)) & 0xff] ^ (crc >> 8);
#define DO2(buf)  DO1(buf); DO1(buf);
#define DO4(buf)  DO2(buf); DO2(buf);
#define DO8(buf)  DO4(buf); DO4(buf);

/************************************************************************/
/*  函数：[7/4/2018 Wang];
/*  描述：crc32校验;
/*  参数：;
/*  	[IN] ：;
/*  	[OUT] ：;
/*  	[IN/OUT] ：;
/*  返回：void;
/*  注意：;
/*  示例：;
/*
/*  修改：;
/*  日期：;
/*  内容：;
/************************************************************************/
unsigned long crc32(unsigned long crc, const unsigned char *buf, unsigned int len)
{
	if (buf == 0) return 0L;
	crc = crc ^ 0xffffffffUL;
	while (len >= 8)
	{
		DO8(buf);
		len -= 8;
	}
	if (len) do {
		DO1(buf);
	} while (--len);
	return crc ^ 0xffffffffUL;
}

/************************************************************************/
/*  函数：[7/3/2018 Wang];
/*  描述：提权函数;
/*  参数：;
/*  	[IN] ：;
/*  	[OUT] ：;
/*  	[IN/OUT] ：;
/*  返回：void;
/*  注意：;
/*  示例：;
/*
/*  修改：;
/*  日期：;
/*  内容：;
/************************************************************************/
BOOL GetDebugPriv()
{
	// 返回的访问令牌指针;
	HANDLE	hToken;
	// 接收所返回的制定特权名称的信息;
	LUID	sedebugnameValue;
	// 新特权信息的指针(结构体);
	TOKEN_PRIVILEGES tkp;
	DWORD	dwCurProcId = GetCurrentProcessId();
	// 要修改访问权限的进程句柄;
	HANDLE	hCurProc;
	hCurProc = ::OpenProcess(PROCESS_ALL_ACCESS, FALSE, dwCurProcId);

	if (!::OpenProcessToken(hCurProc, TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken))
	{
		ShowSystemErrorInfo(_T("OpenProcessToken失败"),GetLastError());
		return FALSE;
	}

	if (!::LookupPrivilegeValue(NULL, SE_DEBUG_NAME, &sedebugnameValue))
	{
		ShowSystemErrorInfo(_T("LookupPrivilegeValue失败"), GetLastError());
		CloseHandle(hToken);
		return FALSE;
	}

	tkp.PrivilegeCount = 1;
	tkp.Privileges[0].Luid = sedebugnameValue;
	tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;

	if (!::AdjustTokenPrivileges(hToken, FALSE, &tkp, sizeof tkp, NULL, NULL))
	{
		ShowSystemErrorInfo(_T("升级包AdjustTokenPrivileges失败."), GetLastError());
		CloseHandle(hToken);
		return FALSE;
	}

	CloseHandle(hCurProc);
	CloseHandle(hToken);
	return TRUE;
}

/************************************************************************/
/*  函数：[7/3/2018 Wang];
/*  描述：;
/*  参数：;
/*  	[IN] ：;
/*  	[OUT] ：;
/*  	[IN/OUT] ：;
/*  返回：void;
/*  注意：非线程安全;
/*  示例：;
/*
/*  修改：;
/*  日期：;
/*  内容：;
/************************************************************************/
void ShowSystemErrorInfo( LPCTSTR lpszTitle,const DWORD &dwError)
{
	LPVOID lpMsgBuf;
	static TCHAR szResult[MAX_PATH] = {0};
	memset(szResult, 0, sizeof(TCHAR)*MAX_PATH);
	BOOL fOk = FormatMessage(
		FORMAT_MESSAGE_ALLOCATE_BUFFER |
		FORMAT_MESSAGE_FROM_SYSTEM |
		FORMAT_MESSAGE_IGNORE_INSERTS,
		NULL,
		dwError,
		MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
		(LPTSTR)&lpMsgBuf,
		0, NULL);

	if (!fOk)
	{
		// Is it a network-related error?
		HMODULE hDll = LoadLibraryEx(TEXT("netmsg.dll"), NULL, DONT_RESOLVE_DLL_REFERENCES);

		if (hDll != NULL)
		{
			FormatMessage(
				FORMAT_MESSAGE_FROM_HMODULE |
				FORMAT_MESSAGE_FROM_SYSTEM |
				FORMAT_MESSAGE_IGNORE_INSERTS,
				hDll,
				dwError,
				MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US),
				(LPTSTR)&lpMsgBuf,
				0,
				NULL);

			FreeLibrary(hDll);
		}
	}

	if (lpMsgBuf != NULL)
	{
		_stprintf_s(szResult, _T("%s:%ld,%s"), lpszTitle == NULL ? _T("错误") : lpszTitle, dwError, (PCTSTR)LocalLock(lpMsgBuf));
		WriteTextLog(szResult);
		LocalFree(lpMsgBuf);
	}
	else
	{
		_stprintf_s(szResult, _T("%s:未知错误！"),lpszTitle == NULL ? _T("错误") : lpszTitle);
		WriteTextLog(szResult);
	}
}

/************************************************************************/
/*  函数：[7/3/2018 Wang];
/*  描述：进程是否在运行;
/*  参数：;
/*  	[IN] lpszAppDir：执行程序绝对路径;
/*  返回：若进程存在，返回非0值;
/*  注意：;
/*  示例：;
/*
/*  修改：;
/*  日期：;
/*  内容：;
/************************************************************************/
DWORD IsAppRunning(LPCTSTR lpszAppDir)
{
	if (!lpszAppDir || !PathFileExists(lpszAppDir))
		return 0;

	TString strAppDir = lpszAppDir;
	int nIndex =strAppDir.find('/');
	while (nIndex != TString::npos) 
	{
		strAppDir.replace(nIndex, 1, _T("\\"));
		nIndex = strAppDir.find('/');
	} 
	nIndex = strAppDir.find_last_of(_T('\\'));
	if (nIndex != TString::npos )
		strAppDir = strAppDir.substr(nIndex+1);

	DWORD dwProcessID = 0;
	PROCESSENTRY32 pe32 = { 0 };

	HANDLE hProcessSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
	if (hProcessSnap == NULL)
	{
		ShowSystemErrorInfo(_T("获取进程快照失败"),GetLastError());
		return 0;
	}
	pe32.dwSize = sizeof(PROCESSENTRY32);

	if (Process32First(hProcessSnap, &pe32))
	{
		do
		{
			// szExeFile只是文件名，不知道是否只有win10才这样;
			if (_tcsicmp(strAppDir.c_str(), pe32.szExeFile) == 0)
			{
				dwProcessID = pe32.th32ProcessID;
				break;
			}
		} while (Process32Next(hProcessSnap, &pe32));
	}
	CloseHandle(hProcessSnap);

	return dwProcessID;
}

/************************************************************************/
/*  函数：[7/3/2018 Wang];
/*  描述：关闭进程;
/*  参数：;
/*  	[IN] dwAppId：进程ID;
/*  返回：void;
/*  注意：;
/*  示例：;
/*
/*  修改：;
/*  日期：;
/*  内容：;
/************************************************************************/
bool CloseApp(DWORD dwAppId)
{
	if ( dwAppId == 0 )
		return false;

	HANDLE hProcess = ::OpenProcess(PROCESS_ALL_ACCESS, TRUE, dwAppId);
	if (hProcess == NULL)
	{
		ShowSystemErrorInfo(_T("打开进程失败"),GetLastError());
		return false;
	}

	DWORD dwError;
	if (!TerminateProcess(hProcess, 0))
	{
		dwError = GetLastError();
		CloseHandle(hProcess);
		hProcess = NULL;
		return false;
	}

	// 等待进程结束响应;
	if (WAIT_OBJECT_0 != WaitForSingleObject(hProcess, INFINITE))
	{
		CloseHandle(hProcess);
		return false;
	}

	CloseHandle(hProcess);
	hProcess = NULL;

	return true;
}


/************************************************************************/
/*  函数：WriteTextLog[7/28/2016 IT];
/*  描述：写文本日志;
/*  参数：;
/*  	[IN] ：;
/*  返回：void;
/*  注意：;
/*  示例：;
/*
/*  修改：;
/*  日期：;
/*  内容：;
/************************************************************************/
void WriteTextLog(const TCHAR *format, ...)
{
	//static ThreadSection _critSection;
	//AutoThreadSection aSection(&_critSection);
	// 解析出日志路径;
	TCHAR szlogpath[MAX_PATH] = {0};
	static TCHAR szModulePath[MAX_PATH] = {0};
	static TCHAR szFna[_MAX_DIR] = { 0 };
	if ( szModulePath[0] == _T('\0') )
	{
		TCHAR szDrive[_MAX_DRIVE] = { 0 };
		TCHAR szDir[_MAX_DIR] = { 0 };
		TCHAR szExt[_MAX_DIR] = { 0 };
		::GetModuleFileName(NULL, szModulePath, sizeof(szModulePath) / sizeof(TCHAR));
		_tsplitpath_s(szModulePath, szDrive, szDir, szFna, szExt);
		_tcscpy_s(szModulePath, szDrive);
		_tcscat_s(szModulePath, szDir);
	}

	// 获取今年年份;
	__time64_t gmt = time(NULL);// 获取当前日历时间(1900-01-01开始的Unix时间戳);
	struct tm gmtm = {0};
	//gmtime_s(&gmtm, &gmt); // 时间戳转成UTC时间(也叫GMT时间);
	localtime_s(&gmtm, &gmt); // 时间戳转成本地时间;
	_stprintf_s(szlogpath, _T("%s%s%04d-%02d-%02d.txt"), szModulePath, szFna, gmtm.tm_year + 1900, gmtm.tm_mon+1, gmtm.tm_mday);

	// 打开或创建文件;
#if 0 // MFC
	CStdioFile fp;
	if (PathFileExists(szlogpath))
	{
		if (fp.Open(szlogpath, CFile::modeWrite) == FALSE)
		{
			return;
		}
		fp.SeekToEnd();
	}
	else
	{
		fp.Open(szlogpath, CFile::modeCreate | CFile::modeWrite);
	}

	// 格式化前设置语言区域;
	TCHAR* old_locale = _tcsdup(_tsetlocale(LC_CTYPE, NULL));
	_tsetlocale(LC_CTYPE, _T("chs"));//设定中文;

	// 格式化日志内容;
	va_list		args = NULL;
	int			len = 0;
	TCHAR		*buffer = NULL;
	va_start( args, format );
	// _vscprintf doesn't count. terminating '\0'
	len = _vsctprintf( format, args )  + 1;
	buffer = (TCHAR*)malloc( len * sizeof(TCHAR) );
	_vstprintf_s( buffer, len, format, args ); // C4996
	// Note: vsprintf is deprecated; consider using vsprintf_s instead

	// 将日志内容输入到文件中;
	fp.WriteString( CTime::GetCurrentTime().Format(_T("%Y-%m-%d %H:%M:%S ")) );
	fp.WriteString(buffer);
	fp.WriteString(_T("\n"));

	// 关闭文件，释放资源并设置回原语言区域;
	free( buffer );
	_tsetlocale(LC_CTYPE, old_locale);
	free(old_locale);//还原区域设定;
	fp.Close();
#else // 不依赖MFC;
	FILE *fp = NULL;
	fp = _tfopen(szlogpath, _T("a+"));
	if ( fp == NULL )
		return;

	fseek(fp, 0, SEEK_END);

	// 格式化前设置语言区域;
	TCHAR* old_locale = _tcsdup(_tsetlocale(LC_CTYPE, NULL));
	_tsetlocale(LC_CTYPE, _T("chs"));//设定中文;

	// 格式化日志内容;
	va_list		args = NULL;
	int			len = 0;
	TCHAR		*buffer = NULL;
	va_start( args, format );
	// _vscprintf doesn't count. terminating '\0'
	len = _vsctprintf( format, args )  + 1;
	buffer = (TCHAR*)malloc( len * sizeof(TCHAR) );
	_vstprintf_s( buffer, len, format, args ); // C4996
	// Note: vsprintf is deprecated; consider using vsprintf_s instead

	// 将日志内容输入到文件中;
	TCHAR szTime[36] = {0};
	_stprintf_s(szTime, _T("%04d-%02d-%02d %02d:%02d:%02d  "), gmtm.tm_year + 1900, gmtm.tm_mon+1, gmtm.tm_mday, gmtm.tm_hour, gmtm.tm_min, gmtm.tm_sec);
	fwrite(szTime, _tcslen(szTime)*sizeof(TCHAR), 1, fp);
	fwrite(buffer, _tcslen(buffer)*sizeof(TCHAR), 1, fp);
	fwrite(_T("\n"), sizeof(TCHAR), 1, fp);

	// 关闭文件，释放资源并设置回原语言区域;
	free( buffer );
	_tsetlocale(LC_CTYPE, old_locale);
	free(old_locale);//还原区域设定;
	
	fclose(fp);

#endif
}


/************************************************************************/
/*  函数：[8/13/2018 jianfeng1.wang];
/*  描述：;
/*  参数：;
/*  	[IN] ：;
/*  	[OUT] ：;
/*  	[IN/OUT] ：;
/*  返回：void;
/*  注意：;
/*  示例：;
/*
/*  修改：;
/*  日期：;
/*  内容：;
/************************************************************************/
void findfile(IN CONST TString& folder, IN vector<TString> &files)
{
	TString path = folder;
	if (path.size() > 0 && '\\' != path[path.size() - 1])
		path.append(_T("\\"));

	TString file = _T("*");
	TString s = path + file;

	WIN32_FIND_DATA fileinfo = { 0 };
	HANDLE handle = FindFirstFile(s.c_str(), &fileinfo);

	if (NULL != handle && INVALID_HANDLE_VALUE != handle)
	{
		do
		{
			// '.'和 '..'的系统文件去除;
			if (_T('.') != fileinfo.cFileName[0])
			{
				if ((FILE_ATTRIBUTE_DIRECTORY & fileinfo.dwFileAttributes) == FILE_ATTRIBUTE_DIRECTORY)	// 目录;
				{
					findfile(path + fileinfo.cFileName, files);
				}
				else
				{
					files.push_back(path + fileinfo.cFileName);
				}
			}

		} while (FindNextFile(handle, &fileinfo));

		FindClose(handle);
	}
}
