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/usr/include/adolc/interfaces.h is in libadolc-dev 2.6.3-1.

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/*----------------------------------------------------------------------------
 ADOL-C -- Automatic Differentiation by Overloading in C++
 File:     interfaces.h
 Revision: $Id: interfaces.h 731 2017-01-17 08:11:40Z kulshres $
 Contents: Declaration of the standard interfaces to ADOL-C forward and
           reverse calls (C++, C and Fortran callable C functions).
 
           Functions prototyped here are defined in the files
                 uni5_for.mc for
                                 zos_forward.c
                                 fos_forward.c
                                 hos_forward.c
                                 fov_forward.c
                                 hov_forward.c
                                 hov_wk_forward.c
                 fo_rev.mc for
		                 fos_reverse.c
		                 fov_reverse.c
                 ho_rev.mc for
                                 hos_reverse.c
                                 hos_ov_reverse.c
		                 hov_reverse.c
                                 hos_ti_reverse.c
		                 hov_ti_reverse.c
                 interfacesC.C
                 interfacesf.c
              
           ADOL-C Abreviations :
                 zos : zero-order-scalar mode   
                 fos : first-order-scalar mode
                 hos : higher-order-scalar mode
                 fov : first-order-vector mode
                 hov : higher-order-vector mode
                 wk  : with keep
                 ov  : over vector (forward)
                 ti  : Taylor input
 
 Copyright (c) Andrea Walther, Andreas Griewank, Andreas Kowarz, 
               Hristo Mitev, Sebastian Schlenkrich, Jean Utke, Olaf Vogel
  
 This file is part of ADOL-C. This software is provided as open source.
 Any use, reproduction, or distribution of the software constitutes 
 recipient's acceptance of the terms of the accompanying license file.
 
----------------------------------------------------------------------------*/
#if !defined(ADOLC_INTERFACES_H)
#define ADOLC_INTERFACES_H 1

#include <adolc/internal/common.h>

#if defined(SPARSE)
#include <adolc/sparse/sparsedrivers.h>
#include <adolc/sparse/sparse_fo_rev.h>
#endif

/****************************************************************************/
/****************************************************************************/
/*                                                       Now the C++ THINGS */
#if defined(__cplusplus)

/****************************************************************************/
/*                                           FORWARD MODE, overloaded calls */

/*--------------------------------------------------------------------------*/
/*    General scalar call. For d=0 or d=1 done by specialized code          */
/*                                                                          */
/* forward(tag, m, n, d, keep, X[n][d+1], Y[m][d+1]) : hos || fos || zos    */
ADOLC_DLL_EXPORT int forward(short, int, int, int, int, double**, double**);

/*--------------------------------------------------------------------------*/
/*    Y can be one dimensional if m=1. d=0 or d=1 done by specialized code  */
/*                                                                          */
/* forward(tag, m, n, d, keep, X[n][d+1], Y[d+1]) : hos || fos || zos       */
ADOLC_DLL_EXPORT int forward(short, int, int, int, int, double**, double*);

/*--------------------------------------------------------------------------*/
/*    X and Y can be one dimensional if d = 0; done by specialized code     */
/*                                                                          */
/* forward(tag, m, n, d, keep, X[n], Y[m]) : zos                            */
ADOLC_DLL_EXPORT int forward(short, int, int, int, int, double*, double*);

/*--------------------------------------------------------------------------*/
/*    X and Y can be one dimensional if d omitted; done by specialized code */
/*                                                                          */
/* forward(tag, m, n, keep, X[n], Y[m]) : zos                               */
ADOLC_DLL_EXPORT int forward(short, int, int, int, double*, double*);

/*--------------------------------------------------------------------------*/
/*  General vector call                                                     */
/*                                                                          */
/* forward(tag, m, n, d, p, x[n], X[n][p][d], y[m], Y[m][p][d]) : hov       */
ADOLC_DLL_EXPORT int forward(short, int, int, int, int, double*, double***,
                             double*, double***);

/*--------------------------------------------------------------------------*/
/*  d = 1 may be omitted. General vector call, done by specialized code     */
/*                                                                          */
/* forward(tag, m, n, p, x[n], X[n][p], y[m], Y[m][p]) : fov                */
ADOLC_DLL_EXPORT int forward(
    short, int, int, int, double*, double**, double*, double**);

/****************************************************************************/
/*                                           REVERSE MODE, overloaded calls */

/*--------------------------------------------------------------------------*/
/*  General call                                                            */
/*                                                                          */
/* reverse(tag, m, n, d, u[m], Z[n][d+1]) : hos                             */
ADOLC_DLL_EXPORT int reverse(short, int, int, int, double*, double**);

/*--------------------------------------------------------------------------*/
/*    u can be a scalar if m=1                                              */
/*                                                                          */
/* reverse(tag, m, n, d, u, Z[n][d+1]) : hos                                */
ADOLC_DLL_EXPORT int reverse(short, int, int, int, double, double**);

/*--------------------------------------------------------------------------*/
/*    Z can be vector if d = 0; done by specialized code                    */
/*                                                                          */
/* reverse(tag, m, n, d, u[m], Z[n]) : fos                                  */
ADOLC_DLL_EXPORT int reverse(short, int, int, int, double*, double*);

/*--------------------------------------------------------------------------*/
/*    u can be a scalar if m=1 and d=0; done by specialized code            */
/*                                                                          */
/* reverse(tag, m, n, d, u, Z[n]) : fos                                     */
ADOLC_DLL_EXPORT int reverse(short, int, int, int, double, double*);

/*--------------------------------------------------------------------------*/
/*  General vector call                                                     */
/*                                                                          */
/* reverse(tag, m, n, d, q, U[q][m], Z[q][n][d+1], nz[q][n]) : hov          */
ADOLC_DLL_EXPORT int reverse(
    short, int, int, int, int, double**, double***, short** =0);

/*--------------------------------------------------------------------------*/
/*    U can be a vector if m=1                                              */
/*                                                                          */
/* reverse(tag, m, n, d, q, U[q], Z[q][n][d+1], nz[q][n]) : hov             */
ADOLC_DLL_EXPORT int reverse(
    short, int, int, int, int, double*, double***, short** = 0);

/*--------------------------------------------------------------------------*/
/*                                                                          */
/*    If d=0 then Z may be a matrix, no nz; done by specialized code        */
/*                                                                          */
/* reverse(tag, m, n, d, q, U[q][m], Z[q][n]) : fov                         */
ADOLC_DLL_EXPORT int reverse(short, int, int, int, int, double**, double**);

/*--------------------------------------------------------------------------*/
/*                                                                          */
/*    d=0 may be omitted, Z is a matrix, no nz; done by specialized code    */
/*                                                                          */
/* reverse(tag, m, n, q, U[q][m], Z[q][n]) : fov                            */
ADOLC_DLL_EXPORT int reverse(short, int, int, int, double**, double**);

/*--------------------------------------------------------------------------*/
/*                                                                          */
/*    If m=1 and d=0 then U can be vector and Z a matrix but no nz.         */
/*    Done by specialized code                                              */
/*                                                                          */
/* reverse(tag, m, n, d, q, U[q], Z[q][n]) : fov                            */
ADOLC_DLL_EXPORT int reverse(short, int, int, int, int, double*, double**);

/*--------------------------------------------------------------------------*/
/*                                                                          */
/*    If q and U are omitted they default to m and I so that as above       */
/*                                                                          */
/* reverse(tag, m, n, d, Z[q][n][d+1], nz[q][n]) : hov                      */
ADOLC_DLL_EXPORT int reverse(short, int, int, int, double***, short** =0);

#endif

/****************************************************************************/
/****************************************************************************/
/*                                                         Now the C THINGS */
BEGIN_C_DECLS

/****************************************************************************/
/*                                                             FORWARD MODE */

/*--------------------------------------------------------------------------*/
/*                                                                      ZOS */
/* zos_forward(tag, m, n, keep, x[n], y[m])                                 */
/* (defined in uni5_for.mc)                                                 */
ADOLC_DLL_EXPORT int zos_forward(short,int,int,int,const double*,double*);

/* zos_forward_nk(tag, m, n, x[n], y[m])                                    */
/* (no keep, defined in uni5_for.c, but not supported in ADOL-C 1.8)        */
ADOLC_DLL_EXPORT int zos_forward_nk(short,int,int,const double*,double*);

/* zos_forward_partx(tag, m, n, ndim[n], x[n][d], y[m])                     */
/* (based on zos_forward)                                                   */

ADOLC_DLL_EXPORT int zos_forward_partx(short,int,int,int*,double**,double*);

/*--------------------------------------------------------------------------*/
/*                                                                      FOS */
/* fos_forward(tag, m, n, keep, x[n], X[n], y[m], Y[m])                     */
/* (defined in uni5_for.mc)                                                 */
ADOLC_DLL_EXPORT int fos_forward(
    short,int,int,int,const double*,double*,double*,double*);

/* fos_forward_nk(tag,m,n,x[n],X[n],y[m],Y[m])                              */
/* (no keep, defined in uni5_for.c, but not supported in ADOL-C 1.8)        */
ADOLC_DLL_EXPORT int fos_forward_nk(
    short,int,int,const double*,double*,double*,double*);

/* fos_forward_partx(tag, m, n, ndim[n], x[n][][2], y[m][2])                */
/* (based on fos_forward)                                                   */
ADOLC_DLL_EXPORT int fos_forward_partx(
    short,int,int,int*,double***,double**);

/*--------------------------------------------------------------------------*/
/*                                                                      HOS */
/* hos_forward(tag, m, n, d, keep, x[n], X[n][d], y[m], Y[m][d])            */
/* (defined in uni5_for.mc)                                                 */
ADOLC_DLL_EXPORT int hos_forward(
    short,int,int,int,int,const double*,double**,double*,double**);

/* hos_forward_nk(tag, m, n, d, x[n], X[n][d], y[m], Y[m][d])               */
/* (no keep, defined in uni5_for.c, but not supported in ADOL-C 1.8)        */
ADOLC_DLL_EXPORT int hos_forward_nk(
    short,int,int,int,const double*,double**,double*,double**);

/* hos_forward_partx(tag, m, n, ndim[n], d, X[n][d+1], Y[m][d+1])           */
/* (defined in forward_partx.c)                                             */
ADOLC_DLL_EXPORT int hos_forward_partx(
    short,int,int,int*,int,double***,double**);

/* now pack the arrays into vectors for Fortran calling                     */
ADOLC_DLL_EXPORT fint hos_forward_(
    fint*,fint*,fint*,fint*,fint*,fdouble*,fdouble*,fdouble*,fdouble*);

/*--------------------------------------------------------------------------*/
/*                                                                      FOV */
/* fov_forward(tag, m, n, p, x[n], X[n][p], y[m], Y[m][p])                  */
/* (defined in uni5_for.mc)                                                 */
ADOLC_DLL_EXPORT int fov_forward(
    short, int,int,int,const double*,double**,double*,double**);
ADOLC_DLL_EXPORT int fov_offset_forward(
    short, int,int,int,int,const double*,double**,double*,double**);

/* now pack the arrays into vectors for Fortran calling                     */
ADOLC_DLL_EXPORT fint fov_forward_(
    fint*,fint*,fint*,fint*,fdouble*,fdouble*,fdouble*,fdouble*);

/*  fov_forward_partx(tag, m, n, ndim[n], p,                                */
/*                    x[n][], X[n][][p],y[m], Y[m][p])                      */
ADOLC_DLL_EXPORT int fov_forward_partx(
    short, int, int, int*, int, double**, double***, double*, double**);

/*--------------------------------------------------------------------------*/
/*                                                                      HOV */
/* hov_forward(tag, m, n, d, p, x[n], X[n][p][d], y[m], Y[m][p][d])         */
/* (defined in uni5_for.mc)                                                 */
ADOLC_DLL_EXPORT int hov_forward(
    short,int,int,int,int,const double*,double***,double*,double***);

/* now pack the arrays into vectors for Fortran calling                     */
ADOLC_DLL_EXPORT fint hov_forward_(
    fint*,fint*,fint*,fint*,fint*,fdouble*,fdouble*,fdouble*,fdouble*);

/*  hov_forward_partx(tag, m, n, ndim[n], d, p,                             */
/*                    x[n][], X[n][][p][d], y[m], Y[m][p][d])               */
ADOLC_DLL_EXPORT int hov_forward_partx(
    short, int, int, int*, int, int,
    double**, double****, double*, double***);

/*--------------------------------------------------------------------------*/
/*                                                                   HOV_WK */
/* hov_wk_forward(tag, m, n, d, p, keep, x[n], X[n][p][d], y[m], Y[m][p][d])      */
/* (defined in uni5_for.mc)                                                 */
ADOLC_DLL_EXPORT int hov_wk_forward(
    short,int,int,int,int,int,const double*,double***,double*,double***);

/* now pack the arrays into vectors for Fortran calling                     */
ADOLC_DLL_EXPORT fint hov_wk_forward_(
    fint*,fint*,fint*,fint*,fint*,fint*,fdouble*,fdouble*,fdouble*,fdouble*);

/****************************************************************************/
/*                                                    BIT PATTERN UTILITIES */
/*--------------------------------------------------------------------------*/
/*                                                            INT_FOR, SAFE */
/* int_forward_safe(tag, m, n, p, X[n][p], Y[m][p])                         */

ADOLC_DLL_EXPORT int int_forward_safe
(short, int, int, int, unsigned long int**, unsigned long int**);


/*--------------------------------------------------------------------------*/
/*                                                           INT_FOR, TIGHT */
/* int_forward_tight(tag, m, n, p, x[n], X[n][p], y[m], Y[m][p])            */

ADOLC_DLL_EXPORT int int_forward_tight
(short, int, int, int, const double*, unsigned long int**, double*, unsigned long int**);

/****************************************************************************/
/*                                                   INDEX DOMAIN UTILITIES */
/*--------------------------------------------------------------------------*/
/*                                                            INDOPRO, SAFE */
/* indopro_forward_safe(tag, m, n, p, x[n], *Y[m])                          */

ADOLC_DLL_EXPORT int indopro_forward_safe
(short, int, int, const double*, unsigned int**);


/*--------------------------------------------------------------------------*/
/*                                                           INDOPRO, TIGHT */
/* indopro_forward_tight(tag, m, n,  x[n], *Y[m])                           */

ADOLC_DLL_EXPORT int indopro_forward_tight
(short, int, int, const double*, unsigned int**);

/****************************************************************************/
/*                                         NONLINEAR INDEX DOMAIN UTILITIES */
/*--------------------------------------------------------------------------*/
/*                                                            INDOPRO, SAFE */
/* nonl_ind_forward_safe(tag, m, n, p, x[n], *Y[m])                          */

ADOLC_DLL_EXPORT int nonl_ind_forward_safe
(short, int, int, const double*, unsigned int**);


/*--------------------------------------------------------------------------*/
/*                                                           INDOPRO, TIGHT */
/* nonl_ind_forward_tight(tag, m, n,  x[n], *Y[m])                           */

ADOLC_DLL_EXPORT int nonl_ind_forward_tight
(short, int, int, const double*, unsigned int**);
/*--------------------------------------------------------------------------*/
/*                                                            INDOPRO, SAFE */
/* nonl_ind_old_forward_safe(tag, m, n, p, x[n], *Y[m])                          */

ADOLC_DLL_EXPORT int nonl_ind_old_forward_safe
(short, int, int, const double*, unsigned int**);


/*--------------------------------------------------------------------------*/
/*                                                           INDOPRO, TIGHT */
/* nonl_ind_old_forward_tight(tag, m, n,  x[n], *Y[m])                           */

ADOLC_DLL_EXPORT int nonl_ind_old_forward_tight
(short, int, int, const double*, unsigned int**);

/****************************************************************************/
/*                                                             REVERSE MODE */

/*--------------------------------------------------------------------------*/
/*                                                                      FOS */
/* fos_reverse(tag, m, n, u[m], z[n])                                       */
/* (defined  in fo_rev.mc)                                                  */
ADOLC_DLL_EXPORT int fos_reverse(short,int,int,double*,double*);

/* now pack the arrays into vectors for Fortran calling                     */
ADOLC_DLL_EXPORT fint fos_reverse_(fint*,fint*,fint*,fdouble*,fdouble*);

/*--------------------------------------------------------------------------*/
/*                                                                      HOS */
/*  hos_reverse(tag, m, n, d, u[m], Z[n][d+1])                              */
/* (defined  in ho_rev.mc)                                                  */
ADOLC_DLL_EXPORT int hos_reverse(short,int,int,int,double*,double**);

/* now pack the arrays into vectors for Fortran calling                     */
ADOLC_DLL_EXPORT fint hos_reverse_(fint*,fint*,fint*,fint*,fdouble*,fdouble*);

/*--------------------------------------------------------------------------*/
/*                                                                   HOS_TI */
/*  hos_ti_reverse(tag, m, n, d, U[m][d+1], Z[n][d+1])                      */
/* (defined  in ho_rev.mc)                                                  */
ADOLC_DLL_EXPORT int hos_ti_reverse(short,int,int,int,double**,double**);

/* now pack the arrays into vectors for Fortran calling                     */
ADOLC_DLL_EXPORT fint hos_ti_reverse_(
    fint*,fint*,fint*,fint*,fdouble*,fdouble*);

/*--------------------------------------------------------------------------*/
/*                                                                   HOS_OV */
/*  hos_ov_reverse(tag, m, n, d, u[m], Z[n][d+1])                           */
/* (defined  in ho_rev.mc)                                                  */
ADOLC_DLL_EXPORT int hos_ov_reverse(short,int,int,int,int,double**,double***);

/* now pack the arrays into vectors for Fortran calling                     */
ADOLC_DLL_EXPORT fint hos_ov_reverse_(
    fint*,fint*,fint*,fint*,fint*,fdouble*,fdouble***);

/*--------------------------------------------------------------------------*/
/*                                                                      FOV */
/* fov_reverse(tag, m, n, p, U[p][m], Z[p][n])                              */
/* (defined  in fo_rev.mc)                                                  */
ADOLC_DLL_EXPORT int fov_reverse(short,int,int,int,double**,double**);

/* now pack the arrays into vectors for Fortran calling                     */
ADOLC_DLL_EXPORT fint fov_reverse_(fint*,fint*,fint*,fint*,fdouble*,fdouble*);

/*--------------------------------------------------------------------------*/
/*                                                                      HOV */
/* hov_reverse(tag, m, n, d, p, U[p][m], Z[p][n][d+1], nz[p][n])            */
/* (defined  in ho_rev.mc)                                                  */
ADOLC_DLL_EXPORT int hov_reverse(
    short,int,int,int,int,double**,double***,short**);

/* now pack the arrays into vectors for Fortran calling      */
ADOLC_DLL_EXPORT fint hov_reverse_(
    fint*,fint*,fint*,fint*,fint*,fdouble*,fdouble*);

/*--------------------------------------------------------------------------*/
/*                                                                   HOV_TI */
/* hov_ti_reverse(tag, m, n, d, p, U[p][m][d+1], Z[p][n][d+1], nz[p][n])    */
/* (defined  in ho_rev.mc)                                                  */
ADOLC_DLL_EXPORT int hov_ti_reverse(
    short,int,int,int,int,double***,double***,short**);

/* now pack the arrays into vectors for Fortran calling      */
ADOLC_DLL_EXPORT fint hov_ti_reverse_(
    fint*,fint*,fint*,fint*,fint*,fdouble*,fdouble*);

/****************************************************************************/
/*                                                    BIT PATTERN UTILITIES */
/*--------------------------------------------------------------------------*/
/*                                                           INT_REV, TIGHT */
/* int_reverse_tight(tag, m, n, q, U[q][m], Z[q][n])                        */

ADOLC_DLL_EXPORT int int_reverse_tight
(short, int, int, int, unsigned long int**, unsigned long int**);


/*--------------------------------------------------------------------------*/
/*                                                            INT_REV, SAFE */
/* int_reverse_safe(tag, m, n, q, U[q][m], Z[q][n])                         */

ADOLC_DLL_EXPORT int int_reverse_safe
(short, int, int, int, unsigned long int**, unsigned long int**);

/*--------------------------------------------------------------------------*/
ADOLC_DLL_EXPORT int get_num_switches(short);
ADOLC_DLL_EXPORT int zos_pl_forward(short,int,int,int,const double*,double*,double*);
ADOLC_DLL_EXPORT short firstsign(int, double*, double*);
ADOLC_DLL_EXPORT short ext_firstsign(double,double,int,double*,double*);
ADOLC_DLL_EXPORT short ext_firstsign2(double,int,double*,double*);
ADOLC_DLL_EXPORT int fos_pl_forward(short,int,int,const double*,double*,double*,double*,double*,double*);
ADOLC_DLL_EXPORT int fov_pl_forward(short,int,int,int,const double*,double**,double*,double**,double*,double**,short*);
ADOLC_DLL_EXPORT int fos_pl_sig_forward(short,int,int,const double*,double*,int,short*,short*,double*,double*,double*,double*,short*);
ADOLC_DLL_EXPORT int fov_pl_sig_forward(short,int,int,int,const double*,double**,int,short*,short*,double*,double**,double*,double**,short*);
ADOLC_DLL_EXPORT int indopro_forward_absnormal(short,int,int,int,const double*,unsigned int**);
/*--------------------------------------------------------------------------*/
ADOLC_DLL_EXPORT int fos_pl_reverse(short,int,int,int,int,double*);
ADOLC_DLL_EXPORT int fos_pl_sig_reverse(short,int,int,int,short*,double*,double*);

END_C_DECLS

#endif