IScsiInitiatorName.c

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#include "IScsiImpl.h"
 
EFI_ISCSI_INITIATOR_NAME_PROTOCOL  gIScsiInitiatorName = {
  IScsiGetInitiatorName,
  IScsiSetInitiatorName
};
 
EFI_STATUS
EFIAPI
IScsiGetInitiatorName (
  IN     EFI_ISCSI_INITIATOR_NAME_PROTOCOL  *This,
  IN OUT UINTN                              *BufferSize,
  OUT    VOID                               *Buffer
  )
{
  EFI_STATUS  Status;
 
  if ((BufferSize == NULL) || (Buffer == NULL)) {
    return EFI_INVALID_PARAMETER;
  }
 
  Status = gRT->GetVariable (
                  ISCSI_INITIATOR_NAME_VAR_NAME,
                  &gEfiIScsiInitiatorNameProtocolGuid,
                  NULL,
                  BufferSize,
                  Buffer
                  );
 
  return Status;
}
 
EFI_STATUS
EFIAPI
IScsiSetInitiatorName (
  IN     EFI_ISCSI_INITIATOR_NAME_PROTOCOL  *This,
  IN OUT UINTN                              *BufferSize,
  IN     VOID                               *Buffer
  )
{
  EFI_STATUS  Status;
 
  if ((BufferSize == NULL) || (Buffer == NULL)) {
    return EFI_INVALID_PARAMETER;
  }
 
  if (*BufferSize > ISCSI_NAME_MAX_SIZE) {
    *BufferSize = ISCSI_NAME_MAX_SIZE;
    return EFI_INVALID_PARAMETER;
  }
 
  //
  // Only support iqn iSCSI names.
  //
  Status = IScsiNormalizeName ((CHAR8 *)Buffer, *BufferSize - 1);
  if (EFI_ERROR (Status)) {
    return Status;
  }
 
  Status = gRT->SetVariable (
                  ISCSI_INITIATOR_NAME_VAR_NAME,
                  &gEfiIScsiInitiatorNameProtocolGuid,
                  EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
                  *BufferSize,
                  Buffer
                  );
 
  return Status;
}