DmiUnregisterCiInd

DmiUnregisterCiCmd instructs the service layer to remove a direct component instrumentation interface from the service layer's table of registered interfaces. The call uses the DmiUnregisterCiInd block.

The format for the command block is: ┌──────────────────────────────────────────────────────────────────────────────┐
│ Table 47. DmiUnregisterCiInd Command Block │
├───────────────┬───────────────┬───────────────┬──────────────────────────────┤
│ OFFSET │ SIZE │ TYPE │ VARIABLE NAME │
├───────────────┼───────────────┼───────────────┼──────────────────────────────┤
│ 0 │ 64 │ STRUCT │ DmiMgmtCommand │
├───────────────┼───────────────┼───────────────┼──────────────────────────────┤
│ 64 │ 4 │ INT │ iCiHandle │
└───────────────┴───────────────┴───────────────┴──────────────────────────────┘

Variable Name

Variable Description
DmiMgmtCommand
The command block. The value of iCommand is 0x401.
iCiHandle
The handle that the service layer assigned to the component on registration. Components must unregister once for each registration performed. No return buffer is required or used.

Issuing DmiUnregisterCiInd displays an example of how to issue the DmiUnregisterCiInd command to the CI. IssuingDmiUnregisterCiInd


ULONG UnRegisterCI(ULONG iCiHandle)
{
DMI_UnRegisterCiInd_t   *ciUnRegister;
ULONG                   RC = SLERR_OUT_OF_MEMORY;
DMI_MgmtCommand_t       *dmiCommand;

   ciUnRegister = malloc(sizeof(DMI_UnRegisterCiInd_t));
   if(ciUnRegister != (DMI_UnRegisterCiInd_t *)NULL){
       memset(ciUnRegister,0,sizeof(DMI_UnRegisterCiInd_t));   // clear out the whole thing first
       dmiCommand = &(ciUnRegister->DmiMgmtCommand);
       dmiCommand->iLevelCheck = DMI_LEVEL_CHECK;
       dmiCommand->iCommand = DmiUnregisterMgmtCmd;
       dmiCommand->iCmdLen = sizeof(DMI_UnRegisterCiInd_t);
       ciUnRegister->iCiHandle = iCiHandle;          // assign the ID from install time
       RC = DmiInvoke((DMI_MgmtCommand_t *)ciUnRegister);
       free(ciUnRegister);
    }
    return RC;
}

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