pouech-eric at wanadoo.fr
Sun Mar 13 02:12:13 CST 2005
Dmitry Timoshkov a écrit :
> "Eric Pouech" <pouech-eric at wanadoo.fr> wrote:
>>+ <title>File management</title>
>>+ With time, Windows API comes closer to the old Unix paradigm "Everything
>>+ is a file". Even if it grew better over the years, it's still not 100%
>>+ there (for example, you cannot use <function>ReadFile()</function> over
>>+ a socket handle).
> Is it really true?
> BOOL ReadFile(
> HANDLE hFile,
> LPVOID lpBuffer,
> DWORD nNumberOfBytesToRead,
> LPDWORD lpNumberOfBytesRead,
> LPOVERLAPPED lpOverlapped
> [in] Handle to the file to be read. The file handle must have been created with the
> GENERIC_READ access right. For more information, see File Security and Access Rights.
> For asynchronous read operations, hFile can be any handle opened with the
> FILE_FLAG_OVERLAPPED flag by the CreateFile function, or a socket handle returned
> by the socket or accept function.
which means that ReadFile() only works on socket for async reads, not sync
reads. I'll precise this.
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