global.h

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/* Filename : global.h */
#pragma once

#ifndef DLL_INTERNAL
#ifdef WINCE
#define DLL_INTERNAL
#else
#define DLL_INTERNAL __declspec( dllexport )
#endif
#endif

#pragma warning(once:4996)      // 4996编译时的警告信息仅显示一个

//==========================================================================
// 常用操作宏
//==========================================================================
#define LENGTH(x) sizeof(x)/sizeof(x[0])
#define MIN(x,y) (((DWORD)(x)<(DWORD)(y))?(x):(y))
#define MAX(x,y) (((DWORD)(x)>(DWORD)(y))?(x):(y))
#define ASSERT_ADDRESS(p,size) ASSERT((p)!=NULL && AfxIsValidAddress((p),(size),TRUE))
#define GET_SAFE_STRING(str) ( (str)?(str):_T("") )
#define	GETFILESIZE(fad) (( (fad).nFileSizeHigh << sizeof(DWORD) ) | (fad).nFileSizeLow)

// strlen_s 函数
#ifdef UNICODE
#define strlen_s wcslen
#else
#define strlen_s strlen
#endif

// strncpy 函数
#ifdef UNICODE
#define strncpy_s wcsncpy
#else
#define strncpy_s strncpy
#endif

// strncat 函数
#ifdef UNICODE
#define strncat_s wcsncat
#else
#define strncat_s strncat
#endif

// strrchr 函数
#ifdef UNICODE
#define strrchr_s wcsrchr
#else
#define strrchr_s strrchr
#endif

// strchr 函数
#ifdef UNICODE
#define strchr_s wcschr
#else
#define strchr_s strchr
#endif

// stricmp 函数
#ifdef UNICODE
#define stricmp_s _wcsicmp
#else
#define stricmp_s _stricmp
#endif

// sscanf 函数
#ifdef UNICODE
#define sscanf_s swscanf
#else
#define sscanf_s sscanf
#endif

// 句柄是否有效
#define HANDLE_IS_VALID(h) ( (HANDLE)(h!=NULL) && (HANDLE)(h) != INVALID_HANDLE_VALUE )
// 关闭句柄
#define SAFE_CLOSE_HANDLE(h)\
{\
	if ( HANDLE_IS_VALID ( h ) )\
	{\
		CloseHandle ( h );\
		h = NULL;\
	}\
}

// 等待事件的 Sleep() 函数
#define SLEEP_RETURN(x)\
{\
	if ( ::WaitForSingleObject ( m_hEvtEndModule, x ) == WAIT_OBJECT_0 )\
		return FALSE;\
}
#define SLEEP_BREAK(x)\
{\
	if ( ::WaitForSingleObject ( m_hEvtEndModule, x ) == WAIT_OBJECT_0 )\
		break;\
}

//
// 全局消息
//
enum
{
	WM_SCAN_BLUETOOTH_DEVICE_FINISHED = WM_USER+0x1000,
};