TlsAuthConfigDxe.c

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#include "TlsAuthConfigImpl.h"
 
EFI_STATUS
EFIAPI
TlsAuthConfigDxeUnload (
  IN EFI_HANDLE  ImageHandle
  )
{
  EFI_STATUS                    Status;
  TLS_AUTH_CONFIG_PRIVATE_DATA  *PrivateData;
 
  Status = gBS->HandleProtocol (
                  ImageHandle,
                  &gEfiCallerIdGuid,
                  (VOID **)&PrivateData
                  );
  if (EFI_ERROR (Status)) {
    return Status;
  }
 
  ASSERT (PrivateData->Signature == TLS_AUTH_CONFIG_PRIVATE_DATA_SIGNATURE);
 
  gBS->UninstallMultipleProtocolInterfaces (
         ImageHandle,
         &gEfiCallerIdGuid,
         PrivateData,
         NULL
         );
 
  TlsAuthConfigFormUnload (PrivateData);
 
  return EFI_SUCCESS;
}
 
EFI_STATUS
EFIAPI
TlsAuthConfigDxeDriverEntryPoint (
  IN EFI_HANDLE        ImageHandle,
  IN EFI_SYSTEM_TABLE  *SystemTable
  )
{
  EFI_STATUS  Status;
 
  TLS_AUTH_CONFIG_PRIVATE_DATA  *PrivateData;
 
  PrivateData = NULL;
 
  //
  // If already started, return.
  //
  Status = gBS->OpenProtocol (
                  ImageHandle,
                  &gEfiCallerIdGuid,
                  NULL,
                  ImageHandle,
                  ImageHandle,
                  EFI_OPEN_PROTOCOL_TEST_PROTOCOL
                  );
  if (!EFI_ERROR (Status)) {
    return EFI_ALREADY_STARTED;
  }
 
  //
  // Initialize the private data structure.
  //
  PrivateData = AllocateZeroPool (sizeof (TLS_AUTH_CONFIG_PRIVATE_DATA));
  if (PrivateData == NULL) {
    return EFI_OUT_OF_RESOURCES;
  }
 
  //
  // Initialize the HII configuration form.
  //
  Status = TlsAuthConfigFormInit (PrivateData);
  if (EFI_ERROR (Status)) {
    goto ON_ERROR;
  }
 
  //
  // Install private GUID.
  //
  Status = gBS->InstallMultipleProtocolInterfaces (
                  &ImageHandle,
                  &gEfiCallerIdGuid,
                  PrivateData,
                  NULL
                  );
  if (EFI_ERROR (Status)) {
    goto ON_ERROR;
  }
 
  return EFI_SUCCESS;
 
ON_ERROR:
  TlsAuthConfigFormUnload (PrivateData);
 
  return Status;
}