Chris@10: /*
Chris@10:  * Copyright (c) 2003, 2007-11 Matteo Frigo
Chris@10:  * Copyright (c) 2003, 2007-11 Massachusetts Institute of Technology
Chris@10:  *
Chris@10:  * This program is free software; you can redistribute it and/or modify
Chris@10:  * it under the terms of the GNU General Public License as published by
Chris@10:  * the Free Software Foundation; either version 2 of the License, or
Chris@10:  * (at your option) any later version.
Chris@10:  *
Chris@10:  * This program is distributed in the hope that it will be useful,
Chris@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@10:  * GNU General Public License for more details.
Chris@10:  *
Chris@10:  * You should have received a copy of the GNU General Public License
Chris@10:  * along with this program; if not, write to the Free Software
Chris@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
Chris@10:  *
Chris@10:  */
Chris@10: 
Chris@10: /* internal API definitions */
Chris@10: #ifndef __API_H__
Chris@10: #define __API_H__
Chris@10: 
Chris@10: #ifndef CALLING_FFTW /* defined in hook.c, when calling internal functions */
Chris@10: #  define COMPILING_FFTW /* used for DLL symbol exporting in fftw3.h */
Chris@10: #endif
Chris@10: 
Chris@10: /* When compiling with GNU libtool on Windows, DLL_EXPORT is #defined
Chris@10:    for compiling the shared-library code.  In this case, we'll #define
Chris@10:    FFTW_DLL to add dllexport attributes to the specified functions in
Chris@10:    fftw3.h.
Chris@10: 
Chris@10:    If we don't specify dllexport explicitly, then libtool
Chris@10:    automatically exports all symbols.  However, if we specify
Chris@10:    dllexport explicitly for any functions, then libtool apparently
Chris@10:    doesn't do any automatic exporting.  (Not documented, grrr, but
Chris@10:    this is the observed behavior with libtool 1.5.8.)  Thus, using
Chris@10:    this forces us to correctly dllexport every exported symbol, or
Chris@10:    linking bench.exe will fail.  This has the advantage of forcing
Chris@10:    us to mark things correctly, which is necessary for other compilers
Chris@10:    (such as MS VC++). */
Chris@10: #ifdef DLL_EXPORT
Chris@10: #  define FFTW_DLL
Chris@10: #endif
Chris@10: 
Chris@10: /* just in case: force <fftw3.h> not to use C99 complex numbers
Chris@10:    (we need this for IBM xlc because _Complex_I is treated specially
Chris@10:    and is defined even if <complex.h> is not included) */
Chris@10: #define FFTW_NO_Complex
Chris@10: 
Chris@10: #include "fftw3.h"
Chris@10: #include "ifftw.h"
Chris@10: #include "rdft.h"
Chris@10: 
Chris@10: #ifdef __cplusplus
Chris@10: extern "C"
Chris@10: {
Chris@10: #endif /* __cplusplus */
Chris@10: 
Chris@10: /* the API ``plan'' contains both the kernel plan and problem */
Chris@10: struct X(plan_s) {
Chris@10:      plan *pln;
Chris@10:      problem *prb;
Chris@10:      int sign;
Chris@10: };
Chris@10: 
Chris@10: /* shorthand */
Chris@10: typedef struct X(plan_s) apiplan;
Chris@10: 
Chris@10: /* complex type for internal use */
Chris@10: typedef R C[2];
Chris@10: 
Chris@10: #define EXTRACT_REIM(sign, c, r, i) X(extract_reim)(sign, (c)[0], r, i)
Chris@10: 
Chris@10: #define TAINT_UNALIGNED(p, flg) TAINT(p, ((flg) & FFTW_UNALIGNED) != 0)
Chris@10: 
Chris@10: tensor *X(mktensor_rowmajor)(int rnk, const int *n,
Chris@10: 			     const int *niphys, const int *nophys,
Chris@10: 			     int is, int os);
Chris@10: 
Chris@10: tensor *X(mktensor_iodims)(int rank, const X(iodim) *dims, int is, int os);
Chris@10: tensor *X(mktensor_iodims64)(int rank, const X(iodim64) *dims, int is, int os);
Chris@10: const int *X(rdft2_pad)(int rnk, const int *n, const int *nembed,
Chris@10: 			int inplace, int cmplx, int **nfree);
Chris@10: 
Chris@10: int X(many_kosherp)(int rnk, const int *n, int howmany);
Chris@10: int X(guru_kosherp)(int rank, const X(iodim) *dims,
Chris@10: 		    int howmany_rank, const X(iodim) *howmany_dims);
Chris@10: int X(guru64_kosherp)(int rank, const X(iodim64) *dims,
Chris@10: 		    int howmany_rank, const X(iodim64) *howmany_dims);
Chris@10: 
Chris@10: /* Note: FFTW_EXTERN is used for "internal" functions used in tests/hook.c */
Chris@10: 
Chris@10: FFTW_EXTERN printer *X(mkprinter_file)(FILE *f);
Chris@10: 
Chris@10: FFTW_EXTERN planner *X(the_planner)(void);
Chris@10: void X(configure_planner)(planner *plnr);
Chris@10: 
Chris@10: void X(mapflags)(planner *, unsigned);
Chris@10: 
Chris@10: apiplan *X(mkapiplan)(int sign, unsigned flags, problem *prb);
Chris@10: 
Chris@10: rdft_kind *X(map_r2r_kind)(int rank, const X(r2r_kind) * kind);
Chris@10: 
Chris@10: #ifdef __cplusplus
Chris@10: }  /* extern "C" */
Chris@10: #endif /* __cplusplus */
Chris@10: 
Chris@10: #endif				/* __API_H__ */