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This method reads data retrieved by the pluggable protocol handler.
Syntax
HRESULT Read( void* pv, ULONG cb, ULONG* pcbRead ); |
Parameters
- pv
-
[in, out] Address of the buffer where the information will be stored.
- cb
-
[in] ULONG value that indicates the size of the buffer.
- pcbRead
-
[out] Address of a ULONG value that indicates the amount of data stored in the buffer.
Return Value
Returns one of the values shown in the following table.
Value | Description |
---|---|
INET_E_DATA_NOT_AVAILABLE |
There is no more data available from the server, but more data was expected. |
INET_E_DOWNLOAD_FAILURE |
The read failed. |
E_PENDING |
The read operation is pending. |
S_OK |
The read was successful, but there is still additional data available. |
S_FALSE |
All of the data has been completely downloaded. |
Remarks
Developers who are implementing an asynchronous pluggable protocol must be prepared to have their implementation of IInternetProtocol::Readcontinue to be called a few extra times after it has returned S_FALSE.
Requirements
Header | urlmon.h, urlmon.idl |
Library | urlmon.lib |
Windows Embedded CE | Windows CE .NET 4.0 and later |
Windows Mobile | Windows Mobile Version 5.0 and later |
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