/*----------------------------------------------------------------- 
 * Programmer(s): Daniel R. Reynolds @ SMU
 *-----------------------------------------------------------------
 * SUNDIALS Copyright Start
 * Copyright (c) 2002-2019, Lawrence Livermore National Security
 * and Southern Methodist University.
 * All rights reserved.
 *
 * See the top-level LICENSE and NOTICE files for details.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 * SUNDIALS Copyright End
 *-----------------------------------------------------------------
 * Header file for the deprecated Scaled and Preconditioned 
 * Iterative Linear Solver interface in IDAS; these routines now just
 * wrap the updated IDA generic linear solver interface in idas_ls.h.
 *-----------------------------------------------------------------*/

#ifndef _IDASSPILS_H
#define _IDASSPILS_H

#include <idas/idas_ls.h>

#ifdef __cplusplus  /* wrapper to enable C++ usage */
extern "C" {
#endif

/*=================================================================
  Function Types (typedefs for equivalent types in idas_ls.h)
  =================================================================*/
  
typedef IDALsPrecSetupFn IDASpilsPrecSetupFn;
typedef IDALsPrecSolveFn IDASpilsPrecSolveFn;
typedef IDALsJacTimesSetupFn IDASpilsJacTimesSetupFn;
typedef IDALsJacTimesVecFn IDASpilsJacTimesVecFn;
typedef IDALsPrecSetupFnB IDASpilsPrecSetupFnB;
typedef IDALsPrecSetupFnBS IDASpilsPrecSetupFnBS;
typedef IDALsPrecSolveFnB IDASpilsPrecSolveFnB;
typedef IDALsPrecSolveFnBS IDASpilsPrecSolveFnBS;
typedef IDALsJacTimesSetupFnB IDASpilsJacTimesSetupFnB;
typedef IDALsJacTimesSetupFnBS IDASpilsJacTimesSetupFnBS;
typedef IDALsJacTimesVecFnB IDASpilsJacTimesVecFnB;
typedef IDALsJacTimesVecFnBS IDASpilsJacTimesVecFnBS;


/*=================================================================
  Exported Functions (wrappers for equivalent routines in idas_ls.h)
  =================================================================*/
  
int IDASpilsSetLinearSolver(void *ida_mem, SUNLinearSolver LS);
  
int IDASpilsSetPreconditioner(void *ida_mem, IDASpilsPrecSetupFn pset, 
                              IDASpilsPrecSolveFn psolve);
  
int IDASpilsSetJacTimes(void *ida_mem, IDASpilsJacTimesSetupFn jtsetup,
                        IDASpilsJacTimesVecFn jtimes);
  
int IDASpilsSetEpsLin(void *ida_mem, realtype eplifac);
  
int IDASpilsSetIncrementFactor(void *ida_mem, realtype dqincfac);
  
int IDASpilsGetWorkSpace(void *ida_mem, long int *lenrwLS,
                         long int *leniwLS);
  
int IDASpilsGetNumPrecEvals(void *ida_mem, long int *npevals);
  
int IDASpilsGetNumPrecSolves(void *ida_mem, long int *npsolves);
  
int IDASpilsGetNumLinIters(void *ida_mem, long int *nliters);
  
int IDASpilsGetNumConvFails(void *ida_mem, long int *nlcfails);
  
int IDASpilsGetNumJTSetupEvals(void *ida_mem, long int *njtsetups);
  
int IDASpilsGetNumJtimesEvals(void *ida_mem, long int *njvevals);
  
int IDASpilsGetNumResEvals(void *ida_mem, long int *nrevalsLS);
  
int IDASpilsGetLastFlag(void *ida_mem, long int *flag);
  
char *IDASpilsGetReturnFlagName(long int flag);
  
int IDASpilsSetLinearSolverB(void *ida_mem, int which,
                             SUNLinearSolver LS);
  
int IDASpilsSetEpsLinB(void *ida_mem, int which, realtype eplifacB);
  
int IDASpilsSetIncrementFactorB(void *ida_mem, int which,
                                realtype dqincfacB);
  
int IDASpilsSetPreconditionerB(void *ida_mem, int which,
                               IDASpilsPrecSetupFnB psetB,
                               IDASpilsPrecSolveFnB psolveB);
  
int IDASpilsSetPreconditionerBS(void *ida_mem, int which,
                                IDASpilsPrecSetupFnBS psetBS,
                                IDASpilsPrecSolveFnBS psolveBS);
  
int IDASpilsSetJacTimesB(void *ida_mem, int which,
                         IDASpilsJacTimesSetupFnB jtsetupB,
                         IDASpilsJacTimesVecFnB jtimesB);
  
int IDASpilsSetJacTimesBS(void *ida_mem, int which,
                          IDASpilsJacTimesSetupFnBS jtsetupBS,
                          IDASpilsJacTimesVecFnBS jtimesBS);
  

 
#ifdef __cplusplus
}
#endif

#endif
