PeerGraphSetNodeAttributes function (p2p.h)

Article
02/22/2024

The PeerGraphSetNodeAttributes function sets the attributes of the PEER_NODE_INFO structure for the local node.

Syntax

NOT_BUILD_WINDOWS_DEPRECATE HRESULT PeerGraphSetNodeAttributes(
  [in] HGRAPH hGraph,
  [in] PCWSTR pwzAttributes
);

Parameters

[in] hGraph

Handle to the peer graph.

[in] pwzAttributes

Pointer to a string that represents the attributes the application associates with the local node. This string is a free-form text string that is specific to the application. Specify NULL to delete all attributes for the specified node.

Return value

If the function call succeeds, the return value is S_OK. Otherwise, it returns one of the following value.

Return code	Description
E_INVALIDARG	One of the parameters is not valid.
E_OUTOFMEMORY	There is not enough memory to perform the specified operation.
PEER_E_INVALID_GRAPH	The handle to the peer graph is invalid.
PEER_E_NOT_INITIALIZED	The peer graph must be initialized with a call to PeerGraphStartup before using this function.

Remarks

To retrieve attributes for a node, call PeerGraphGetNodeInfo.

Requirements

Requirement	Value
Minimum supported client	Windows XP with SP2 [desktop apps only],Windows XP with SP1 with the Advanced Networking Pack forWindows XP
Minimum supported server	None supported
Target Platform	Windows
Header	p2p.h
Library	P2PGraph.lib
DLL	P2PGraph.dll

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