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The VmbServerChannelInitSetSaveRestorePacketCallbacks function sets the save and restore callback functions that are called for each packet when the driver calls a save function, such as VmbChannelSaveBegin, VmbChannelSaveContinue, and VmbChannelSaveEnd, or the VmbChannelRestoreFromBuffer function.
Syntax
FN_VMB_SERVER_CHANNEL_INIT_SET_SAVE_RESTORE_PACKET_CALLBACKS FnVmbServerChannelInitSetSaveRestorePacketCallbacks;
NTSTATUS FnVmbServerChannelInitSetSaveRestorePacketCallbacks(
VMBCHANNEL Channel,
PFN_VMB_CHANNEL_SAVE_PACKET SavePacketCallback,
PFN_VMB_CHANNEL_RESTORE_PACKET RestorePacketCallback
)
{...}
Parameters
Channel
A handle for a channel.
SavePacketCallback
A callback function to call during channel save.
RestorePacketCallback
A callback function to call during channel restore.
Return value
VmbServerChannelInitSetSaveRestorePacketCallbacks returns the following status values:
| Return code | Description |
|---|---|
|
The Channel value was invalid or in an invalid state, such as Disabled. |
Remarks
Important
This function is called through the VMBus Kernel Mode Client Library (KMCL) interface, provided by the Vmbkmcl.sys bus driver. This is a server-only function accessed from the KMCL_SERVER_ONLY_METHODS structure.
For more information, see the Remarks section of KMCL_SERVER_ONLY_METHODS.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 10, version 1809 |
| Header | vmbuskernelmodeclientlibapi.h |