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📄 windows.h

📁 用于查询PC机上的USB端口是否有设备挂接上
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#define GACF_WINVER31           0x00200000      // ;Internal
#define GACF_INCREASESTACK      0x00400000      // ;Internal
#define GACF_HEAPSLACK              0x00400000      // ;Internal
#define GACF_FAFORCEDRAWBG      0x00400000      // ;Internal Used in FE only
#define GACF_FORCEWIN31DEVMODESIZE   0x00800000      // ;Internal (replaces PEEKMESSAGEIDLE)
#define GACF_31VALIDMASK        0xFFE484AF      // ;Internal
#define GACF_DISABLEFONTASSOC   0x01000000      // ;Internal Used in FE only
#define GACF_JAPANESCAPEMENT    0x01000000      // ;Internal Used in FE only
#define GACF_NOINCREASESTACK    0x01000000      // ;Internal Used in FE only
#define GACF_IGNOREFAULTS           0x02000000      // ;Internal

#define GACF_DEQUOTIFYCMDLINE   0x02000000      // ;Internal
#define GACF_ENABLEFONTASSOC    0x02000000      // ;Internal Used in FE only
#define GACF_NOEMFSPOOLING      0x04000000      // ;Internal
#define GACF_RANDOM3XUI         0x08000000      // ;Internal
#define GACF_USEPRINTINGESCAPES 0x00000004      // ;Internal re-use GACF_ONELANDGRXBAND
#define GACF_FORCERASTERMODE    0x00008000      // ;Internal re-use GACF_FORCETTGRAPHICS
#define GACF_FORCEREGPASSTHRU   0x00008000      // ;Internal re-use GACF_FORCERASTERMODE
#define GACF_DONTJOURNALATTACH  0x10000000      // ;Internal
#define GACF_DISABLEDBCSPROPTT  0x20000000      // ;Internal Used in FE only
#define GACF_NOBRUSHCACHE       0x20000000      // ;Internal re-use GACF_DISABLEDBCSPROPTT 
#define GACF_55MSSYSTEMTIMER    0x20000000      // ;Internal re-use GACF_NOBRUSHCACHE since this is just used for some games and is system wide too
#define GACF_MIRRORREGFONTS     0x40000000      // ;Internal
#define GACF_WINVER40           0x80000000      // ;Internal fake version 4.00 for these apps.

#define GACF_USEOLDSFWBEHAVIOR  0x00000002      // ;Internal re-use GACF_FORCETEXTBAND
#define GACF_WINVER41           0x00080000      // ;Internal re-use GACF_30AVGWIDTH
#define GACF_INCREASESTACK32    0x00100000      // ;Internal re-use GACF_GETDEVCAPSNUMLIE

/* Module Compatibility flag values */          // ;Internal
#define MCF_FIXEDSEGLOW         0x0001 // ;Internal Win31 behaviour for FIXED segs
#define MCF_MODPATCH            0x0002 // ;Internal has module patches
#define MCF_NODISCARD           0x0004 // ;Internal make all segments in the module not discardable

/****** Global memory management ********************************************/

#ifndef NOMEMMGR

/* Global Memory Flags */

#define GMEM_FIXED          0x0000
#define GMEM_MOVEABLE       0x0002
#define GMEM_NOCOMPACT      0x0010
#define GMEM_NODISCARD      0x0020
#define GMEM_ZEROINIT       0x0040
#define GMEM_MODIFY         0x0080
#define GMEM_DISCARDABLE    0x0100
#define GMEM_NOT_BANKED     0x1000
#define GMEM_SHARE          0x2000
#define GMEM_DDESHARE       0x2000
#define GMEM_NOTIFY         0x4000
#define GMEM_LOWER          GMEM_NOT_BANKED

#define GHND                (GMEM_MOVEABLE | GMEM_ZEROINIT)
#define GPTR                (GMEM_FIXED | GMEM_ZEROINIT)

#define GlobalDiscard(h)    GlobalReAlloc(h, 0L, GMEM_MOVEABLE)

HGLOBAL WINAPI GlobalAlloc(UINT, DWORD);
HGLOBAL WINAPI GlobalReAlloc(HGLOBAL, DWORD, UINT);
HGLOBAL WINAPI GlobalFree(HGLOBAL);

DWORD   WINAPI GlobalDosAlloc(DWORD);
UINT    WINAPI GlobalDosFree(UINT);

#ifdef STRICT
void FAR* WINAPI GlobalLock(HGLOBAL);
#else
char FAR* WINAPI GlobalLock(HGLOBAL);
#endif

BOOL    WINAPI GlobalUnlock(HGLOBAL);

DWORD   WINAPI GlobalSize(HGLOBAL);
DWORD   WINAPI GlobalHandle(UINT);

/* GlobalFlags return flags (in addition to GMEM_DISCARDABLE) */
#define GMEM_DISCARDED     0x4000
#define GMEM_LOCKCOUNT     0x00FF
UINT    WINAPI GlobalFlags(HGLOBAL);

#ifdef STRICT
void FAR* WINAPI GlobalWire(HGLOBAL);
#else
char FAR* WINAPI GlobalWire(HGLOBAL);
#endif

BOOL    WINAPI GlobalUnWire(HGLOBAL);

UINT    WINAPI GlobalPageLock(HGLOBAL);
UINT    WINAPI GlobalPageUnlock(HGLOBAL);
#if (WINVER >= 0x0400)                      
UINT    WINAPI GlobalSmartPageLock(HGLOBAL);
UINT    WINAPI GlobalSmartPageUnlock(HGLOBAL);
#endif /* WINVER >= 0x0400 */                 

void    WINAPI GlobalFix(HGLOBAL);
void    WINAPI GlobalUnfix(HGLOBAL);

HGLOBAL WINAPI GlobalLRUNewest(HGLOBAL);
HGLOBAL WINAPI GlobalLRUOldest(HGLOBAL);

DWORD   WINAPI GlobalCompact(DWORD);

#ifdef STRICT
typedef BOOL (CALLBACK* GNOTIFYPROC)(HGLOBAL);
#else
typedef FARPROC GNOTIFYPROC;
#endif

void    WINAPI GlobalNotify(GNOTIFYPROC);

HGLOBAL WINAPI LockSegment(UINT);
void    WINAPI UnlockSegment(UINT);

#define LockData(dummy)     LockSegment((UINT)-1)
#define UnlockData(dummy)   UnlockSegment((UINT)-1)

UINT    WINAPI AllocSelector(UINT);
UINT    WINAPI FreeSelector(UINT);
UINT    WINAPI AllocDStoCSAlias(UINT);
UINT    WINAPI PrestoChangoSelector(UINT sourceSel, UINT destSel);
DWORD   WINAPI GetSelectorBase(UINT);
UINT    WINAPI SetSelectorBase(UINT, DWORD);
DWORD   WINAPI GetSelectorLimit(UINT);
UINT    WINAPI SetSelectorLimit(UINT, DWORD);

void    WINAPI LimitEmsPages(DWORD);

void    WINAPI ValidateFreeSpaces(void);

/***** Local Memory Management */

/* Local Memory Flags */
#define LMEM_FIXED          0x0000
#define LMEM_MOVEABLE       0x0002
#define LMEM_NOCOMPACT      0x0010
#define LMEM_NODISCARD      0x0020
#define LMEM_ZEROINIT       0x0040
#define LMEM_MODIFY         0x0080
#define LMEM_DISCARDABLE    0x0F00

#define LHND                (LMEM_MOVEABLE | LMEM_ZEROINIT)
#define LPTR                (LMEM_FIXED | LMEM_ZEROINIT)

#define NONZEROLHND         (LMEM_MOVEABLE)
#define NONZEROLPTR         (LMEM_FIXED)

extern UINT NEAR* PASCAL pLocalHeap;                /* ;Internal */
#define LocalFreeze(dummy)  (*(pLocalHeap+1) += 1)  /* ;Internal */
#define LocalMelt(dummy)    (*(pLocalHeap+1) -= 1)  /* ;Internal */
                                                    /* ;Internal */
#define LocalDiscard(h)     LocalReAlloc(h, 0, LMEM_MOVEABLE)


HLOCAL  WINAPI LocalAlloc(UINT, UINT);
HLOCAL  WINAPI LocalReAlloc(HLOCAL, UINT, UINT);
HLOCAL  WINAPI LocalFree(HLOCAL);

#ifdef STRICT
void NEAR* WINAPI LocalLock(HLOCAL);
#else
char NEAR* WINAPI LocalLock(HLOCAL);
#endif

BOOL    WINAPI LocalUnlock(HLOCAL);

UINT    WINAPI LocalSize(HLOCAL);
#ifdef STRICT
HLOCAL  WINAPI LocalHandle(void NEAR*);
#else
HLOCAL  WINAPI LocalHandle(UINT);
#endif
UINT    WINAPI LocalHandleDelta(UINT);              /* ;Internal */

/* LocalFlags return flags (in addition to LMEM_DISCARDABLE) */
#define LMEM_DISCARDED     0x4000
#define LMEM_LOCKCOUNT     0x00FF

UINT    WINAPI LocalFlags(HLOCAL);

BOOL    WINAPI LocalInit(UINT, UINT, UINT);
UINT    WINAPI LocalCompact(UINT);
UINT    WINAPI LocalShrink(HLOCAL, UINT);
                                                                /* ;Internal */
/* LocalNotify callback */                                      /* ;Internal */
#ifdef STRICT                                                   /* ;Internal */
typedef BOOL (CALLBACK* LNOTIFYPROC)(UINT, HLOCAL, void NEAR*); /* ;Internal */
#else                                                           /* ;Internal */
typedef FARPROC LNOTIFYPROC;                                    /* ;Internal */
#endif                                                          /* ;Internal */
                                                                /* ;Internal */
#define LNOTIFY_OUTOFMEM    0                                   /* ;Internal */
#define LNOTIFY_MOVE        1                                   /* ;Internal */
#define LNOTIFY_DISCARD     2                                   /* ;Internal */
                                                                /* ;Internal */
LNOTIFYPROC WINAPI LocalNotify(LNOTIFYPROC);                    /* ;Internal */
                                                                /* ;Internal */
#endif  /* NOMEMMGR */

/****** File I/O ************************************************************/

#ifndef NOLFILEIO

typedef int HFILE;      /* Polymorphic with C runtime file handle type */

#define HFILE_ERROR ((HFILE)-1)

#ifndef NOOPENFILE

/* OpenFile() Structure */
typedef struct tagOFSTRUCT
{
    BYTE cBytes;
    BYTE fFixedDisk;
    UINT nErrCode;
    BYTE reserved[4];
    char szPathName[128];
} OFSTRUCT;
typedef OFSTRUCT*       POFSTRUCT;
typedef OFSTRUCT NEAR* NPOFSTRUCT;
typedef OFSTRUCT FAR*  LPOFSTRUCT;

#if (WINVER >= 0x0400)
/* OpenFileEx() Structure */
typedef struct tagOFSTRUCTEX
{
    WORD nBytes;
    BYTE fFixedDisk;
    UINT nErrCode;
    BYTE reserved[4];
    char szPathName[260];
} OFSTRUCTEX;
typedef OFSTRUCTEX*       POFSTRUCTEX;
typedef OFSTRUCTEX NEAR* NPOFSTRUCTEX;
typedef OFSTRUCTEX FAR*  LPOFSTRUCTEX;
#endif  /* WINVER >= 0x0400 */

/* OpenFile() Flags */
#define OF_READ             0x0000
#define OF_WRITE            0x0001
#define OF_READWRITE        0x0002
#define OF_SHARE_COMPAT     0x0000
#define OF_SHARE_EXCLUSIVE  0x0010
#define OF_SHARE_DENY_WRITE 0x0020
#define OF_SHARE_DENY_READ  0x0030
#define OF_SHARE_DENY_NONE  0x0040
#define OF_PARSE            0x0100
#define OF_DELETE           0x0200
#define OF_VERIFY           0x0400  /* Used with OF_REOPEN */
#define OF_SEARCH           0x0400  /* Used without OF_REOPEN */
#define OF_CANCEL           0x0800
#define OF_CREATE           0x1000
#define OF_PROMPT           0x2000
#define OF_EXIST            0x4000
#define OF_REOPEN           0x8000

HFILE   WINAPI OpenFile(LPCSTR, OFSTRUCT FAR*, UINT);
#if (WINVER >= 0x0400)
HFILE   WINAPI OpenFileEx(LPCSTR, OFSTRUCTEX FAR*, UINT);
#endif  /* WINVER >= 0x0400 */

#endif  /* NOOPENFILE */

/* _lopen() flags */
#define READ                0
#define WRITE               1
#define READ_WRITE          2

HFILE   WINAPI _lopen(LPCSTR, int);
HFILE   WINAPI _lcreat(LPCSTR, int);

HFILE   WINAPI _lclose(HFILE);

LONG    WINAPI _llseek(HFILE, LONG, int);

/* _llseek origin values */
#define SEEK_SET 0
#define SEEK_CUR 1
#define SEEK_END 2

UINT    WINAPI _lread(HFILE, void _huge*, UINT);
UINT    WINAPI _lwrite(HFILE, const void _huge*, UINT);

#if (WINVER >= 0x030a)
long WINAPI _hread(HFILE, void _huge*, long);
long WINAPI _hwrite(HFILE, const void _huge*, long);
#endif /* WINVER >= 0x030a */

UINT    WINAPI DeletePathname(LPCSTR);      /* ;Internal */
                                            /* ;Internal */
#endif /* NOLFILEIO */

#if (WINVER >= 0x0400)
DWORD   WINAPI GetCurrentDirectory(DWORD, LPSTR);
BOOL    WINAPI SetCurrentDirectory(LPCSTR);

#define MAX_PATH 260

#define _FILETIME_
typedef struct _FILETIME {
    DWORD dwLowDateTime;
    DWORD dwHighDateTime;
} FILETIME, NEAR *PFILETIME, FAR *LPFILETIME;

typedef struct _WIN32_FIND_DATA {
    DWORD dwFileAttributes;
    FILETIME ftCreationTime;
    FILETIME ftLastAccessTime;
    FILETIME ftLastWriteTime;
    DWORD nFileSizeHigh;
    DWORD nFileSizeLow;
    DWORD dwReserved0;
    DWORD dwReserved1;
    char   cFileName[ MAX_PATH ];
    char   cAlternateFileName[ 14 ];
} WIN32_FIND_DATA, NEAR *PWIN32_FIND_DATA, FAR *LPWIN32_FIND_DATA;

#define FILE_ATTRIBUTE_READONLY         0x00000001
#define FILE_ATTRIBUTE_HIDDEN           0x00000002
#define FILE_ATTRIBUTE_SYSTEM           0x00000004
#define FILE_ATTRIBUTE_DIRECTORY        0x00000010
#define FILE_ATTRIBUTE_ARCHIVE          0x00000020
#define FILE_ATTRIBUTE_NORMAL           0x00000080
#define FILE_ATTRIBUTE_TEMPORARY        0x00000100
#define FILE_ATTRIBUTE_ATOMIC_WRITE     0x00000200
#define FILE_ATTRIBUTE_XACTION_WRITE    0x00000400

DECLARE_HANDLE32(HFINDFILE);
#define INVALID_HFINDFILE       ((HFINDFILE)-1)

HFINDFILE WINAPI FindFirstFile(LPCSTR, LPWIN32_FIND_DATA);
BOOL      WINAPI FindNextFile(HFINDFILE, LPWIN32_FIND_DATA);
BOOL      WINAPI FindClose(HFINDFILE);

DWORD     WINAPI GetFileAttributes(LPCSTR);
BOOL      WINAPI SetFileAttributes(LPCSTR, DWORD);
BOOL      WINAPI GetDiskFreeSpace(LPCSTR, LPDWORD, LPDWORD, LPDWORD, LPDWORD);
BOOL      WINAPI CreateDirectory(LPCSTR, LPVOID);
BOOL      WINAPI RemoveDirectory(LPCSTR);
BOOL      WINAPI DeleteFile(LPCSTR);
#endif /* WINVER >= 0x0400 */

/* GetTempFileName() Flags */
#define TF_FORCEDRIVE     (BYTE)0x80

int     WINAPI GetTempFileName(BYTE, LPCSTR, UINT, LPSTR);
BYTE    WINAPI GetTempDrive(char);

/* GetDriveType return values */
#define DRIVE_REMOVABLE 2
#define DRIVE_FIXED     3
#define DRIVE_REMOTE    4
UINT    WINAPI GetDriveType(int);

UINT    WINAPI SetHandleCount(UINT);

/****** Network support *****************************************************/
UINT WINAPI WNetAddConnection(LPSTR, LPSTR, LPSTR);
UINT WINAPI WNetGetConnection(LPSTR, LPSTR, UINT FAR*);
UINT WINAPI WNetCancelConnection(LPSTR, BOOL);
/* Errors */
#define WN_SUCCESS          0x0000
#define WN_NOT_SUPPORTED    0x0001
#define WN_NET_ERROR        0x0002
#define WN_MORE_DATA        0x0003
#define WN_BAD_POINTER      0x0004
#define WN_BAD_VALUE        0x0005

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