Python _winapi.FILE_FLAG_FIRST_PIPE_INSTANCE屬性代碼示例

本文整理匯總了Python中_winapi.FILE_FLAG_FIRST_PIPE_INSTANCE屬性的典型用法代碼示例。如果您正苦於以下問題：Python _winapi.FILE_FLAG_FIRST_PIPE_INSTANCE屬性的具體用法？Python _winapi.FILE_FLAG_FIRST_PIPE_INSTANCE怎麽用？Python _winapi.FILE_FLAG_FIRST_PIPE_INSTANCE使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類_winapi的用法示例。

在下文中一共展示了_winapi.FILE_FLAG_FIRST_PIPE_INSTANCE屬性的5個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。

示例1: _server_pipe_handle

# 需要導入模塊: import _winapi [as 別名]
# 或者: from _winapi import FILE_FLAG_FIRST_PIPE_INSTANCE [as 別名]
def _server_pipe_handle(self, first):
        # Return a wrapper for a new pipe handle.
        if self.closed():
            return None
        flags = _winapi.PIPE_ACCESS_DUPLEX | _winapi.FILE_FLAG_OVERLAPPED
        if first:
            flags |= _winapi.FILE_FLAG_FIRST_PIPE_INSTANCE
        h = _winapi.CreateNamedPipe(
            self._address, flags,
            _winapi.PIPE_TYPE_MESSAGE | _winapi.PIPE_READMODE_MESSAGE |
            _winapi.PIPE_WAIT,
            _winapi.PIPE_UNLIMITED_INSTANCES,
            windows_utils.BUFSIZE, windows_utils.BUFSIZE,
            _winapi.NMPWAIT_WAIT_FOREVER, _winapi.NULL)
        pipe = windows_utils.PipeHandle(h)
        self._free_instances.add(pipe)
        return pipe

開發者ID:Microvellum，項目名稱:Fluid-Designer，代碼行數:19，代碼來源:windows_events.py

示例2: _new_handle

# 需要導入模塊: import _winapi [as 別名]
# 或者: from _winapi import FILE_FLAG_FIRST_PIPE_INSTANCE [as 別名]
def _new_handle(self, first=False):
            flags = _winapi.PIPE_ACCESS_DUPLEX | _winapi.FILE_FLAG_OVERLAPPED
            if first:
                flags |= _winapi.FILE_FLAG_FIRST_PIPE_INSTANCE
            return _winapi.CreateNamedPipe(
                self._address, flags,
                _winapi.PIPE_TYPE_MESSAGE | _winapi.PIPE_READMODE_MESSAGE |
                _winapi.PIPE_WAIT,
                _winapi.PIPE_UNLIMITED_INSTANCES, BUFSIZE, BUFSIZE,
                _winapi.NMPWAIT_WAIT_FOREVER, _winapi.NULL
                )

開發者ID:Microvellum，項目名稱:Fluid-Designer，代碼行數:13，代碼來源:connection.py

示例3: pipe

# 需要導入模塊: import _winapi [as 別名]
# 或者: from _winapi import FILE_FLAG_FIRST_PIPE_INSTANCE [as 別名]
def pipe(*, duplex=False, overlapped=(True, True), bufsize=BUFSIZE):
    """Like os.pipe() but with overlapped support and using handles not fds."""
    address = tempfile.mktemp(prefix=r'\\.\pipe\python-pipe-%d-%d-' %
                              (os.getpid(), next(_mmap_counter)))

    if duplex:
        openmode = _winapi.PIPE_ACCESS_DUPLEX
        access = _winapi.GENERIC_READ | _winapi.GENERIC_WRITE
        obsize, ibsize = bufsize, bufsize
    else:
        openmode = _winapi.PIPE_ACCESS_INBOUND
        access = _winapi.GENERIC_WRITE
        obsize, ibsize = 0, bufsize

    openmode |= _winapi.FILE_FLAG_FIRST_PIPE_INSTANCE

    if overlapped[0]:
        openmode |= _winapi.FILE_FLAG_OVERLAPPED

    if overlapped[1]:
        flags_and_attribs = _winapi.FILE_FLAG_OVERLAPPED
    else:
        flags_and_attribs = 0

    h1 = h2 = None
    try:
        h1 = _winapi.CreateNamedPipe(
            address, openmode, _winapi.PIPE_WAIT,
            1, obsize, ibsize, _winapi.NMPWAIT_WAIT_FOREVER, _winapi.NULL)

        h2 = _winapi.CreateFile(
            address, access, 0, _winapi.NULL, _winapi.OPEN_EXISTING,
            flags_and_attribs, _winapi.NULL)

        ov = _winapi.ConnectNamedPipe(h1, overlapped=True)
        ov.GetOverlappedResult(True)
        return h1, h2
    except:
        if h1 is not None:
            _winapi.CloseHandle(h1)
        if h2 is not None:
            _winapi.CloseHandle(h2)
        raise


# Wrapper for a pipe handle

開發者ID:Microvellum，項目名稱:Fluid-Designer，代碼行數:48，代碼來源:windows_utils.py

示例4: Pipe

# 需要導入模塊: import _winapi [as 別名]
# 或者: from _winapi import FILE_FLAG_FIRST_PIPE_INSTANCE [as 別名]
def Pipe(duplex=True):
        '''
        Returns pair of connection objects at either end of a pipe
        '''
        address = arbitrary_address('AF_PIPE')
        if duplex:
            openmode = _winapi.PIPE_ACCESS_DUPLEX
            access = _winapi.GENERIC_READ | _winapi.GENERIC_WRITE
            obsize, ibsize = BUFSIZE, BUFSIZE
        else:
            openmode = _winapi.PIPE_ACCESS_INBOUND
            access = _winapi.GENERIC_WRITE
            obsize, ibsize = 0, BUFSIZE

        h1 = _winapi.CreateNamedPipe(
            address, openmode | _winapi.FILE_FLAG_OVERLAPPED |
            _winapi.FILE_FLAG_FIRST_PIPE_INSTANCE,
            _winapi.PIPE_TYPE_MESSAGE | _winapi.PIPE_READMODE_MESSAGE |
            _winapi.PIPE_WAIT,
            1, obsize, ibsize, _winapi.NMPWAIT_WAIT_FOREVER,
            # default security descriptor: the handle cannot be inherited
            _winapi.NULL
            )
        h2 = _winapi.CreateFile(
            address, access, 0, _winapi.NULL, _winapi.OPEN_EXISTING,
            _winapi.FILE_FLAG_OVERLAPPED, _winapi.NULL
            )
        _winapi.SetNamedPipeHandleState(
            h2, _winapi.PIPE_READMODE_MESSAGE, None, None
            )

        overlapped = _winapi.ConnectNamedPipe(h1, overlapped=True)
        _, err = overlapped.GetOverlappedResult(True)
        assert err == 0

        c1 = PipeConnection(h1, writable=duplex)
        c2 = PipeConnection(h2, readable=duplex)

        return c1, c2

#
# Definitions for connections based on sockets
#

開發者ID:Microvellum，項目名稱:Fluid-Designer，代碼行數:45，代碼來源:connection.py

示例5: pipe

# 需要導入模塊: import _winapi [as 別名]
# 或者: from _winapi import FILE_FLAG_FIRST_PIPE_INSTANCE [as 別名]
def pipe(*, duplex=False, overlapped=(True, True), bufsize=BUFSIZE):
    """Like os.pipe() but with overlapped support and using handles not fds."""
    address = tempfile.mktemp(
        prefix=r'\\.\pipe\python-pipe-{:d}-{:d}-'.format(
            os.getpid(), next(_mmap_counter)))

    if duplex:
        openmode = _winapi.PIPE_ACCESS_DUPLEX
        access = _winapi.GENERIC_READ | _winapi.GENERIC_WRITE
        obsize, ibsize = bufsize, bufsize
    else:
        openmode = _winapi.PIPE_ACCESS_INBOUND
        access = _winapi.GENERIC_WRITE
        obsize, ibsize = 0, bufsize

    openmode |= _winapi.FILE_FLAG_FIRST_PIPE_INSTANCE

    if overlapped[0]:
        openmode |= _winapi.FILE_FLAG_OVERLAPPED

    if overlapped[1]:
        flags_and_attribs = _winapi.FILE_FLAG_OVERLAPPED
    else:
        flags_and_attribs = 0

    h1 = h2 = None
    try:
        h1 = _winapi.CreateNamedPipe(
            address, openmode, _winapi.PIPE_WAIT,
            1, obsize, ibsize, _winapi.NMPWAIT_WAIT_FOREVER, _winapi.NULL)

        h2 = _winapi.CreateFile(
            address, access, 0, _winapi.NULL, _winapi.OPEN_EXISTING,
            flags_and_attribs, _winapi.NULL)

        ov = _winapi.ConnectNamedPipe(h1, overlapped=True)
        ov.GetOverlappedResult(True)
        return h1, h2
    except:
        if h1 is not None:
            _winapi.CloseHandle(h1)
        if h2 is not None:
            _winapi.CloseHandle(h2)
        raise


# Wrapper for a pipe handle

開發者ID:CedricGuillemet，項目名稱:Imogen，代碼行數:49，代碼來源:windows_utils.py

注：本文中的_winapi.FILE_FLAG_FIRST_PIPE_INSTANCE屬性示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。