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IInternetProtocolInfo::QueryInfo

HRESULT QueryInfo(
    [in] LPCWSTR pwzUrl,
    [in] QUERYOPTION QueryOption,
    [in] DWORD dwQueryFlags,
    [in, out] LPVOID pBuffer,
    [in] DWORD cbBuffer,
    [in, out] DWORD *pcbBuf,
    [in] DWORD dwReserved
);

Retrieves information related to the specified URL.

• Returns one of the following values:

  S_OK	The information requested was retrieved successfully.
  S_FALSE	The buffer was too small to store the information.
  INET_E_QUERYOPTION_UNKNOWN	The option requested is unknown.

pwzUrl

String value containing the URL.

QueryOption

QUERYOPTION value that indicates what option to query.

dwQueryFlags

Reserved. Must be set to zero.

pBuffer

Address of the buffer where the information will be stored.

cbBuffer

Double-word value containing the size of the buffer.

pcbBuf

Address of a double-word variable where the size of the requested information will be stored.

dwReserved

Reserved. Must be set to zero.

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