xref: /libCEED/interface/ceed-fortran.c (revision 69af5e5f10356896b070fd209ba6f6bf81bd32be)
1 // Copyright (c) 2017-2018, Lawrence Livermore National Security, LLC.
2 // Produced at the Lawrence Livermore National Laboratory. LLNL-CODE-734707.
3 // All Rights reserved. See files LICENSE and NOTICE for details.
4 //
5 // This file is part of CEED, a collection of benchmarks, miniapps, software
6 // libraries and APIs for efficient high-order finite element and spectral
7 // element discretizations for exascale applications. For more information and
8 // source code availability see http://github.com/ceed.
9 //
10 // The CEED research is supported by the Exascale Computing Project 17-SC-20-SC,
11 // a collaborative effort of two U.S. Department of Energy organizations (Office
12 // of Science and the National Nuclear Security Administration) responsible for
13 // the planning and preparation of a capable exascale ecosystem, including
14 // software, applications, hardware, advanced system engineering and early
15 // testbed platforms, in support of the nation's exascale computing imperative.
16 
17 // Fortran interface
18 #include <ceed.h>
19 #include <ceed-impl.h>
20 #include <ceed-backend.h>
21 #include <ceed-fortran-name.h>
22 #include <stdlib.h>
23 #include <string.h>
24 
25 #define FORTRAN_REQUEST_IMMEDIATE -1
26 #define FORTRAN_REQUEST_ORDERED -2
27 #define FORTRAN_NULL -3
28 #define FORTRAN_STRIDES_BACKEND -4
29 #define FORTRAN_VECTOR_ACTIVE -5
30 #define FORTRAN_VECTOR_NONE -6
31 #define FORTRAN_ELEMRESTRICTION_NONE -7
32 #define FORTRAN_BASIS_COLLOCATED -8
33 #define FORTRAN_QFUNCTION_NONE -9
34 
35 static Ceed *Ceed_dict = NULL;
36 static int Ceed_count = 0;
37 static int Ceed_n = 0;
38 static int Ceed_count_max = 0;
39 
40 // This test should actually be for the gfortran version, but we don't currently
41 // have a configure system to determine that (TODO).  At present, this will use
42 // the smaller integer when run with clang+gfortran=8, for example.  (That is
43 // sketchy, but will likely work for users that don't have huge character
44 // strings.)
45 #if __GNUC__ >= 8
46 typedef size_t fortran_charlen_t;
47 #else
48 typedef int fortran_charlen_t;
49 #endif
50 
51 #define Splice(a, b) a ## b
52 
53 // Fortran strings are generally unterminated and the length is passed as an
54 // extra argument after all the normal arguments.  Some compilers (I only know
55 // of Windows) place the length argument immediately after the string parameter
56 // (TODO).
57 //
58 // We can't just NULL-terminate the string in-place because that could overwrite
59 // other strings or attempt to write to read-only memory.  This macro allocates
60 // a string to hold the null-terminated version of the string that C expects.
61 #define FIX_STRING(stringname)                                          \
62   char Splice(stringname, _c)[1024];                                    \
63   if (Splice(stringname, _len) > 1023)                                  \
64     CeedError(NULL, 1, "Fortran string length too long %zd", (size_t)Splice(stringname, _len)); \
65   strncpy(Splice(stringname, _c), stringname, Splice(stringname, _len)); \
66   Splice(stringname, _c)[Splice(stringname, _len)] = 0;                 \
67 
68 #define fCeedInit FORTRAN_NAME(ceedinit,CEEDINIT)
69 void fCeedInit(const char *resource, int *ceed, int *err,
70                fortran_charlen_t resource_len) {
71   FIX_STRING(resource);
72   if (Ceed_count == Ceed_count_max) {
73     Ceed_count_max += Ceed_count_max/2 + 1;
74     CeedRealloc(Ceed_count_max, &Ceed_dict);
75   }
76 
77   Ceed *ceed_ = &Ceed_dict[Ceed_count];
78   *err = CeedInit(resource_c, ceed_);
79 
80   if (*err == 0) {
81     *ceed = Ceed_count++;
82     Ceed_n++;
83   }
84 }
85 
86 #define fCeedIsDeterministic \
87     FORTRAN_NAME(ceedisdeterministic,CEEDISDETERMINISTIC)
88 void fCeedIsDeterministic(int *ceed, int *isDeterministic, int *err) {
89   *err = CeedIsDeterministic(Ceed_dict[*ceed], (bool *)isDeterministic);
90 }
91 
92 #define fCeedGetPreferredMemType \
93     FORTRAN_NAME(ceedgetpreferredmemtype,CEEDGETPREFERREDMEMTYPE)
94 void fCeedGetPreferredMemType(int *ceed, int *type, int *err) {
95   *err = CeedGetPreferredMemType(Ceed_dict[*ceed], (CeedMemType *)type);
96 }
97 
98 #define fCeedView FORTRAN_NAME(ceedview,CEEDVIEW)
99 void fCeedView(int *ceed, int *err) {
100   *err = CeedView(Ceed_dict[*ceed], stdout);
101 }
102 
103 #define fCeedDestroy FORTRAN_NAME(ceeddestroy,CEEDDESTROY)
104 void fCeedDestroy(int *ceed, int *err) {
105   *err = CeedDestroy(&Ceed_dict[*ceed]);
106 
107   if (*err == 0) {
108     Ceed_n--;
109     if (Ceed_n == 0) {
110       CeedFree(&Ceed_dict);
111       Ceed_count = 0;
112       Ceed_count_max = 0;
113     }
114   }
115 }
116 
117 static CeedVector *CeedVector_dict = NULL;
118 static int CeedVector_count = 0;
119 static int CeedVector_n = 0;
120 static int CeedVector_count_max = 0;
121 
122 #define fCeedVectorCreate FORTRAN_NAME(ceedvectorcreate,CEEDVECTORCREATE)
123 void fCeedVectorCreate(int *ceed, int *length, int *vec, int *err) {
124   if (CeedVector_count == CeedVector_count_max) {
125     CeedVector_count_max += CeedVector_count_max/2 + 1;
126     CeedRealloc(CeedVector_count_max, &CeedVector_dict);
127   }
128 
129   CeedVector *vec_ = &CeedVector_dict[CeedVector_count];
130   *err = CeedVectorCreate(Ceed_dict[*ceed], *length, vec_);
131 
132   if (*err == 0) {
133     *vec = CeedVector_count++;
134     CeedVector_n++;
135   }
136 }
137 
138 #define fCeedVectorSetArray FORTRAN_NAME(ceedvectorsetarray,CEEDVECTORSETARRAY)
139 void fCeedVectorSetArray(int *vec, int *memtype, int *copymode,
140                          CeedScalar *array, int64_t *offset, int *err) {
141   *err = CeedVectorSetArray(CeedVector_dict[*vec], (CeedMemType)*memtype,
142                             (CeedCopyMode)*copymode,
143                             (CeedScalar *)(array + *offset));
144 }
145 
146 #define fCeedVectorTakeArray FORTRAN_NAME(ceedvectortakearray,CEEDVECTORTAKEARRAY)
147 void fCeedVectorTakeArray(int *vec, int *memtype, CeedScalar *array,
148                           int64_t *offset, int *err) {
149   CeedScalar *b;
150   CeedVector vec_ = CeedVector_dict[*vec];
151   *err = CeedVectorTakeArray(vec_, (CeedMemType)*memtype, &b);
152   *offset = b - array;
153 }
154 
155 #define fCeedVectorSyncArray FORTRAN_NAME(ceedvectorsyncarray,CEEDVECTORSYNCARRAY)
156 void fCeedVectorSyncArray(int *vec, int *memtype, int *err) {
157   *err = CeedVectorSyncArray(CeedVector_dict[*vec], (CeedMemType)*memtype);
158 }
159 
160 #define fCeedVectorSetValue FORTRAN_NAME(ceedvectorsetvalue,CEEDVECTORSETVALUE)
161 void fCeedVectorSetValue(int *vec, CeedScalar *value, int *err) {
162   *err = CeedVectorSetValue(CeedVector_dict[*vec], *value);
163 }
164 
165 #define fCeedVectorGetArray FORTRAN_NAME(ceedvectorgetarray,CEEDVECTORGETARRAY)
166 void fCeedVectorGetArray(int *vec, int *memtype, CeedScalar *array,
167                          int64_t *offset, int *err) {
168   CeedScalar *b;
169   CeedVector vec_ = CeedVector_dict[*vec];
170   *err = CeedVectorGetArray(vec_, (CeedMemType)*memtype, &b);
171   *offset = b - array;
172 }
173 
174 #define fCeedVectorGetArrayRead \
175     FORTRAN_NAME(ceedvectorgetarrayread,CEEDVECTORGETARRAYREAD)
176 void fCeedVectorGetArrayRead(int *vec, int *memtype, CeedScalar *array,
177                              int64_t *offset, int *err) {
178   const CeedScalar *b;
179   CeedVector vec_ = CeedVector_dict[*vec];
180   *err = CeedVectorGetArrayRead(vec_, (CeedMemType)*memtype, &b);
181   *offset = b - array;
182 }
183 
184 #define fCeedVectorRestoreArray \
185     FORTRAN_NAME(ceedvectorrestorearray,CEEDVECTORRESTOREARRAY)
186 void fCeedVectorRestoreArray(int *vec, CeedScalar *array,
187                              int64_t *offset, int *err) {
188   *err = CeedVectorRestoreArray(CeedVector_dict[*vec], &array);
189   *offset = 0;
190 }
191 
192 #define fCeedVectorRestoreArrayRead \
193     FORTRAN_NAME(ceedvectorrestorearrayread,CEEDVECTORRESTOREARRAYREAD)
194 void fCeedVectorRestoreArrayRead(int *vec, const CeedScalar *array,
195                                  int64_t *offset, int *err) {
196   *err = CeedVectorRestoreArrayRead(CeedVector_dict[*vec], &array);
197   *offset = 0;
198 }
199 
200 #define fCeedVectorNorm \
201     FORTRAN_NAME(ceedvectornorm,CEEDVECTORNORM)
202 void fCeedVectorNorm(int *vec, int *type, CeedScalar *norm, int *err) {
203   *err = CeedVectorNorm(CeedVector_dict[*vec], (CeedNormType)*type, norm);
204 }
205 
206 #define fCeedVectorView FORTRAN_NAME(ceedvectorview,CEEDVECTORVIEW)
207 void fCeedVectorView(int *vec, int *err) {
208   *err = CeedVectorView(CeedVector_dict[*vec], "%12.8f", stdout);
209 }
210 
211 #define fCeedVectorDestroy FORTRAN_NAME(ceedvectordestroy,CEEDVECTORDESTROY)
212 void fCeedVectorDestroy(int *vec, int *err) {
213   *err = CeedVectorDestroy(&CeedVector_dict[*vec]);
214 
215   if (*err == 0) {
216     CeedVector_n--;
217     if (CeedVector_n == 0) {
218       CeedFree(&CeedVector_dict);
219       CeedVector_count = 0;
220       CeedVector_count_max = 0;
221     }
222   }
223 }
224 
225 static CeedElemRestriction *CeedElemRestriction_dict = NULL;
226 static int CeedElemRestriction_count = 0;
227 static int CeedElemRestriction_n = 0;
228 static int CeedElemRestriction_count_max = 0;
229 
230 #define fCeedElemRestrictionCreate \
231     FORTRAN_NAME(ceedelemrestrictioncreate, CEEDELEMRESTRICTIONCREATE)
232 void fCeedElemRestrictionCreate(int *ceed, int *nelements, int *esize,
233                                 int *ncomp, int *compstride, int *lsize,
234                                 int *memtype, int *copymode, const int *offsets,
235                                 int *elemrestriction, int *err) {
236   if (CeedElemRestriction_count == CeedElemRestriction_count_max) {
237     CeedElemRestriction_count_max += CeedElemRestriction_count_max/2 + 1;
238     CeedRealloc(CeedElemRestriction_count_max, &CeedElemRestriction_dict);
239   }
240 
241   const int *offsets_ = offsets;
242 
243   CeedElemRestriction *elemrestriction_ =
244     &CeedElemRestriction_dict[CeedElemRestriction_count];
245   *err = CeedElemRestrictionCreate(Ceed_dict[*ceed], *nelements, *esize,
246                                    *ncomp, *compstride, *lsize,
247                                    (CeedMemType)*memtype,
248                                    (CeedCopyMode)*copymode, offsets_,
249                                    elemrestriction_);
250 
251   if (*err == 0) {
252     *elemrestriction = CeedElemRestriction_count++;
253     CeedElemRestriction_n++;
254   }
255 }
256 
257 #define fCeedElemRestrictionCreateStrided \
258     FORTRAN_NAME(ceedelemrestrictioncreatestrided, CEEDELEMRESTRICTIONCREATESTRIDED)
259 void fCeedElemRestrictionCreateStrided(int *ceed, int *nelements, int *esize,
260                                        int *ncomp, int *lsize, int *strides,
261                                        int *elemrestriction, int *err) {
262   if (CeedElemRestriction_count == CeedElemRestriction_count_max) {
263     CeedElemRestriction_count_max += CeedElemRestriction_count_max/2 + 1;
264     CeedRealloc(CeedElemRestriction_count_max, &CeedElemRestriction_dict);
265   }
266 
267   CeedElemRestriction *elemrestriction_ =
268     &CeedElemRestriction_dict[CeedElemRestriction_count];
269   *err = CeedElemRestrictionCreateStrided(Ceed_dict[*ceed], *nelements, *esize,
270                                           *ncomp, *lsize,
271                                           *strides == FORTRAN_STRIDES_BACKEND ?
272                                           CEED_STRIDES_BACKEND : strides,
273                                           elemrestriction_);
274   if (*err == 0) {
275     *elemrestriction = CeedElemRestriction_count++;
276     CeedElemRestriction_n++;
277   }
278 }
279 
280 #define fCeedElemRestrictionCreateBlocked \
281     FORTRAN_NAME(ceedelemrestrictioncreateblocked,CEEDELEMRESTRICTIONCREATEBLOCKED)
282 void fCeedElemRestrictionCreateBlocked(int *ceed, int *nelements, int *esize,
283                                        int *blocksize, int *ncomp,
284                                        int *compstride, int *lsize,
285                                        int *mtype, int *cmode,
286                                        int *blkindices, int *elemrestriction,
287                                        int *err) {
288 
289   if (CeedElemRestriction_count == CeedElemRestriction_count_max) {
290     CeedElemRestriction_count_max += CeedElemRestriction_count_max/2 + 1;
291     CeedRealloc(CeedElemRestriction_count_max, &CeedElemRestriction_dict);
292   }
293 
294   CeedElemRestriction *elemrestriction_ =
295     &CeedElemRestriction_dict[CeedElemRestriction_count];
296   *err = CeedElemRestrictionCreateBlocked(Ceed_dict[*ceed],
297                                           *nelements, *esize, *blocksize,
298                                           *ncomp, *compstride, *lsize,
299                                           (CeedMemType)*mtype,
300                                           (CeedCopyMode)*cmode, blkindices,
301                                           elemrestriction_);
302 
303   if (*err == 0) {
304     *elemrestriction = CeedElemRestriction_count++;
305     CeedElemRestriction_n++;
306   }
307 }
308 
309 #define fCeedElemRestrictionCreateBlockedStrided \
310     FORTRAN_NAME(ceedelemrestrictioncreateblockedstrided, CEEDELEMRESTRICTIONCREATEBLOCKEDSTRIDED)
311 void fCeedElemRestrictionCreateBlockedStrided(int *ceed, int *nelements,
312     int *esize, int *blksize, int *ncomp, int *lsize, int *strides,
313     int *elemrestriction, int *err) {
314   if (CeedElemRestriction_count == CeedElemRestriction_count_max) {
315     CeedElemRestriction_count_max += CeedElemRestriction_count_max/2 + 1;
316     CeedRealloc(CeedElemRestriction_count_max, &CeedElemRestriction_dict);
317   }
318 
319   CeedElemRestriction *elemrestriction_ =
320     &CeedElemRestriction_dict[CeedElemRestriction_count];
321   *err = CeedElemRestrictionCreateBlockedStrided(Ceed_dict[*ceed], *nelements,
322          *esize, *blksize, *ncomp, *lsize, strides, elemrestriction_);
323   if (*err == 0) {
324     *elemrestriction = CeedElemRestriction_count++;
325     CeedElemRestriction_n++;
326   }
327 }
328 
329 static CeedRequest *CeedRequest_dict = NULL;
330 static int CeedRequest_count = 0;
331 static int CeedRequest_n = 0;
332 static int CeedRequest_count_max = 0;
333 
334 #define fCeedElemRestrictionApply \
335     FORTRAN_NAME(ceedelemrestrictionapply,CEEDELEMRESTRICTIONAPPLY)
336 void fCeedElemRestrictionApply(int *elemr, int *tmode, int *uvec, int *ruvec,
337                                int *rqst, int *err) {
338   int createRequest = 1;
339   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
340   if (*rqst == FORTRAN_REQUEST_IMMEDIATE || *rqst == FORTRAN_REQUEST_ORDERED)
341     createRequest = 0;
342 
343   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
344     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
345     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
346   }
347 
348   CeedRequest *rqst_;
349   if      (*rqst == FORTRAN_REQUEST_IMMEDIATE) rqst_ = CEED_REQUEST_IMMEDIATE;
350   else if (*rqst == FORTRAN_REQUEST_ORDERED  ) rqst_ = CEED_REQUEST_ORDERED;
351   else rqst_ = &CeedRequest_dict[CeedRequest_count];
352 
353   *err = CeedElemRestrictionApply(CeedElemRestriction_dict[*elemr],
354                                   (CeedTransposeMode)*tmode,
355                                   CeedVector_dict[*uvec],
356                                   CeedVector_dict[*ruvec], rqst_);
357 
358   if (*err == 0 && createRequest) {
359     *rqst = CeedRequest_count++;
360     CeedRequest_n++;
361   }
362 }
363 
364 #define fCeedElemRestrictionApplyBlock \
365     FORTRAN_NAME(ceedelemrestrictionapplyblock,CEEDELEMRESTRICTIONAPPLYBLOCK)
366 void fCeedElemRestrictionApplyBlock(int *elemr, int *block, int *tmode,
367                                     int *uvec, int *ruvec, int *rqst, int *err) {
368   int createRequest = 1;
369   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
370   if (*rqst == FORTRAN_REQUEST_IMMEDIATE || *rqst == FORTRAN_REQUEST_ORDERED)
371     createRequest = 0;
372 
373   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
374     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
375     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
376   }
377 
378   CeedRequest *rqst_;
379   if      (*rqst == FORTRAN_REQUEST_IMMEDIATE) rqst_ = CEED_REQUEST_IMMEDIATE;
380   else if (*rqst == FORTRAN_REQUEST_ORDERED  ) rqst_ = CEED_REQUEST_ORDERED;
381   else rqst_ = &CeedRequest_dict[CeedRequest_count];
382 
383   *err = CeedElemRestrictionApplyBlock(CeedElemRestriction_dict[*elemr], *block,
384                                        (CeedTransposeMode)*tmode, CeedVector_dict[*uvec],
385                                        CeedVector_dict[*ruvec], rqst_);
386 
387   if (*err == 0 && createRequest) {
388     *rqst = CeedRequest_count++;
389     CeedRequest_n++;
390   }
391 }
392 
393 #define fCeedElemRestrictionGetMultiplicity \
394     FORTRAN_NAME(ceedelemrestrictiongetmultiplicity,CEEDELEMRESTRICTIONGETMULTIPLICITY)
395 void fCeedElemRestrictionGetMultiplicity(int *elemr, int *mult, int *err) {
396   *err = CeedElemRestrictionGetMultiplicity(CeedElemRestriction_dict[*elemr],
397          CeedVector_dict[*mult]);
398 }
399 
400 #define fCeedElemRestrictionGetELayout \
401     FORTRAN_NAME(ceedelemrestrictiongetelayout,CEEDELEMRESTRICTIONGETELAYOUT)
402 void fCeedElemRestrictionGetELayout(int *elemr, int *layout, int *err) {
403   CeedInt layout_c[3];
404   *err = CeedElemRestrictionGetELayout(CeedElemRestriction_dict[*elemr],
405                                        &layout_c);
406   for (int i=0; i<3; i++)
407     layout[i] = layout_c[i];
408 }
409 
410 #define fCeedElemRestrictionView \
411     FORTRAN_NAME(ceedelemrestrictionview,CEEDELEMRESTRICTIONVIEW)
412 void fCeedElemRestrictionView(int *elemr, int *err) {
413   *err = CeedElemRestrictionView(CeedElemRestriction_dict[*elemr], stdout);
414 }
415 
416 #define fCeedRequestWait FORTRAN_NAME(ceedrequestwait, CEEDREQUESTWAIT)
417 void fCeedRequestWait(int *rqst, int *err) {
418   // TODO Uncomment this once CeedRequestWait is implemented
419   //*err = CeedRequestWait(&CeedRequest_dict[*rqst]);
420 
421   if (*err == 0) {
422     CeedRequest_n--;
423     if (CeedRequest_n == 0) {
424       CeedFree(&CeedRequest_dict);
425       CeedRequest_count = 0;
426       CeedRequest_count_max = 0;
427     }
428   }
429 }
430 
431 #define fCeedElemRestrictionDestroy \
432     FORTRAN_NAME(ceedelemrestrictiondestroy,CEEDELEMRESTRICTIONDESTROY)
433 void fCeedElemRestrictionDestroy(int *elem, int *err) {
434   *err = CeedElemRestrictionDestroy(&CeedElemRestriction_dict[*elem]);
435 
436   if (*err == 0) {
437     CeedElemRestriction_n--;
438     if (CeedElemRestriction_n == 0) {
439       CeedFree(&CeedElemRestriction_dict);
440       CeedElemRestriction_count = 0;
441       CeedElemRestriction_count_max = 0;
442     }
443   }
444 }
445 
446 static CeedBasis *CeedBasis_dict = NULL;
447 static int CeedBasis_count = 0;
448 static int CeedBasis_n = 0;
449 static int CeedBasis_count_max = 0;
450 
451 #define fCeedBasisCreateTensorH1Lagrange \
452     FORTRAN_NAME(ceedbasiscreatetensorh1lagrange, CEEDBASISCREATETENSORH1LAGRANGE)
453 void fCeedBasisCreateTensorH1Lagrange(int *ceed, int *dim,
454                                       int *ncomp, int *P, int *Q, int *quadmode,
455                                       int *basis, int *err) {
456   if (CeedBasis_count == CeedBasis_count_max) {
457     CeedBasis_count_max += CeedBasis_count_max/2 + 1;
458     CeedRealloc(CeedBasis_count_max, &CeedBasis_dict);
459   }
460 
461   *err = CeedBasisCreateTensorH1Lagrange(Ceed_dict[*ceed], *dim, *ncomp, *P, *Q,
462                                          (CeedQuadMode)*quadmode,
463                                          &CeedBasis_dict[CeedBasis_count]);
464 
465   if (*err == 0) {
466     *basis = CeedBasis_count++;
467     CeedBasis_n++;
468   }
469 }
470 
471 #define fCeedBasisCreateTensorH1 \
472     FORTRAN_NAME(ceedbasiscreatetensorh1, CEEDBASISCREATETENSORH1)
473 void fCeedBasisCreateTensorH1(int *ceed, int *dim, int *ncomp, int *P1d,
474                               int *Q1d, const CeedScalar *interp1d,
475                               const CeedScalar *grad1d,
476                               const CeedScalar *qref1d,
477                               const CeedScalar *qweight1d, int *basis,
478                               int *err) {
479   if (CeedBasis_count == CeedBasis_count_max) {
480     CeedBasis_count_max += CeedBasis_count_max/2 + 1;
481     CeedRealloc(CeedBasis_count_max, &CeedBasis_dict);
482   }
483 
484   *err = CeedBasisCreateTensorH1(Ceed_dict[*ceed], *dim, *ncomp, *P1d, *Q1d,
485                                  interp1d, grad1d, qref1d, qweight1d,
486                                  &CeedBasis_dict[CeedBasis_count]);
487 
488   if (*err == 0) {
489     *basis = CeedBasis_count++;
490     CeedBasis_n++;
491   }
492 }
493 
494 #define fCeedBasisCreateH1 \
495     FORTRAN_NAME(ceedbasiscreateh1, CEEDBASISCREATEH1)
496 void fCeedBasisCreateH1(int *ceed, int *topo, int *ncomp, int *nnodes,
497                         int *nqpts, const CeedScalar *interp,
498                         const CeedScalar *grad, const CeedScalar *qref,
499                         const CeedScalar *qweight, int *basis, int *err) {
500   if (CeedBasis_count == CeedBasis_count_max) {
501     CeedBasis_count_max += CeedBasis_count_max/2 + 1;
502     CeedRealloc(CeedBasis_count_max, &CeedBasis_dict);
503   }
504 
505   *err = CeedBasisCreateH1(Ceed_dict[*ceed], (CeedElemTopology)*topo, *ncomp,
506                            *nnodes, *nqpts, interp, grad, qref, qweight,
507                            &CeedBasis_dict[CeedBasis_count]);
508 
509   if (*err == 0) {
510     *basis = CeedBasis_count++;
511     CeedBasis_n++;
512   }
513 }
514 
515 #define fCeedBasisView FORTRAN_NAME(ceedbasisview, CEEDBASISVIEW)
516 void fCeedBasisView(int *basis, int *err) {
517   *err = CeedBasisView(CeedBasis_dict[*basis], stdout);
518 }
519 
520 #define fCeedQRFactorization \
521     FORTRAN_NAME(ceedqrfactorization, CEEDQRFACTORIZATION)
522 void fCeedQRFactorization(int *ceed, CeedScalar *mat, CeedScalar *tau, int *m,
523                           int *n, int *err) {
524   *err = CeedQRFactorization(Ceed_dict[*ceed], mat, tau, *m, *n);
525 }
526 
527 #define fCeedSymmetricSchurDecomposition \
528     FORTRAN_NAME(ceedsymmetricschurdecomposition, CEEDSYMMETRICSCHURDECOMPOSITION)
529 void fCeedSymmetricSchurDecomposition(int *ceed, CeedScalar *mat,
530                                       CeedScalar *lambda, int *n, int *err) {
531   *err = CeedSymmetricSchurDecomposition(Ceed_dict[*ceed], mat, lambda, *n);
532 }
533 
534 #define fCeedSimultaneousDiagonalization \
535     FORTRAN_NAME(ceedsimultaneousdiagonalization, CEEDSIMULTANEOUSDIAGONALIZATION)
536 void fCeedSimultaneousDiagonalization(int *ceed, CeedScalar *matA,
537                                       CeedScalar *matB, CeedScalar *x,
538                                       CeedScalar *lambda, int *n, int *err) {
539   *err = CeedSimultaneousDiagonalization(Ceed_dict[*ceed], matA, matB, x,
540                                          lambda, *n);
541 }
542 
543 #define fCeedBasisGetCollocatedGrad \
544     FORTRAN_NAME(ceedbasisgetcollocatedgrad, CEEDBASISGETCOLLOCATEDGRAD)
545 void fCeedBasisGetCollocatedGrad(int *basis, CeedScalar *colograd1d,
546                                  int *err) {
547   *err = CeedBasisGetCollocatedGrad(CeedBasis_dict[*basis], colograd1d);
548 }
549 
550 #define fCeedBasisApply FORTRAN_NAME(ceedbasisapply, CEEDBASISAPPLY)
551 void fCeedBasisApply(int *basis, int *nelem, int *tmode, int *emode,
552                      int *u, int *v, int *err) {
553   *err = CeedBasisApply(CeedBasis_dict[*basis], *nelem, (CeedTransposeMode)*tmode,
554                         (CeedEvalMode)*emode,
555                         *u == FORTRAN_VECTOR_NONE ? CEED_VECTOR_NONE : CeedVector_dict[*u],
556                         CeedVector_dict[*v]);
557 }
558 
559 #define fCeedBasisGetNumNodes \
560     FORTRAN_NAME(ceedbasisgetnumnodes, CEEDBASISGETNUMNODES)
561 void fCeedBasisGetNumNodes(int *basis, int *P, int *err) {
562   *err = CeedBasisGetNumNodes(CeedBasis_dict[*basis], P);
563 }
564 
565 #define fCeedBasisGetNumQuadraturePoints \
566     FORTRAN_NAME(ceedbasisgetnumquadraturepoints, CEEDBASISGETNUMQUADRATUREPOINTS)
567 void fCeedBasisGetNumQuadraturePoints(int *basis, int *Q, int *err) {
568   *err = CeedBasisGetNumQuadraturePoints(CeedBasis_dict[*basis], Q);
569 }
570 
571 #define fCeedBasisDestroy FORTRAN_NAME(ceedbasisdestroy,CEEDBASISDESTROY)
572 void fCeedBasisDestroy(int *basis, int *err) {
573   *err = CeedBasisDestroy(&CeedBasis_dict[*basis]);
574 
575   if (*err == 0) {
576     CeedBasis_n--;
577     if (CeedBasis_n == 0) {
578       CeedFree(&CeedBasis_dict);
579       CeedBasis_count = 0;
580       CeedBasis_count_max = 0;
581     }
582   }
583 }
584 
585 #define fCeedGaussQuadrature FORTRAN_NAME(ceedgaussquadrature, CEEDGAUSSQUADRATURE)
586 void fCeedGaussQuadrature(int *Q, CeedScalar *qref1d, CeedScalar *qweight1d,
587                           int *err) {
588   *err = CeedGaussQuadrature(*Q, qref1d, qweight1d);
589 }
590 
591 #define fCeedLobattoQuadrature \
592     FORTRAN_NAME(ceedlobattoquadrature, CEEDLOBATTOQUADRATURE)
593 void fCeedLobattoQuadrature(int *Q, CeedScalar *qref1d, CeedScalar *qweight1d,
594                             int *err) {
595   *err = CeedLobattoQuadrature(*Q, qref1d, qweight1d);
596 }
597 
598 static CeedQFunction *CeedQFunction_dict = NULL;
599 static int CeedQFunction_count = 0;
600 static int CeedQFunction_n = 0;
601 static int CeedQFunction_count_max = 0;
602 
603 static int CeedQFunctionFortranStub(void *ctx, int nq,
604                                     const CeedScalar *const *u,
605                                     CeedScalar *const *v) {
606   fContext *fctx = ctx;
607   int ierr;
608 
609   CeedScalar *ctx_ = (CeedScalar *) fctx->innerctx;
610   fctx->f((void *)ctx_,&nq,u[0],u[1],u[2],u[3],u[4],u[5],u[6],
611           u[7],u[8],u[9],u[10],u[11],u[12],u[13],u[14],u[15],
612           v[0],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],
613           v[10],v[11],v[12],v[13],v[14],v[15],&ierr);
614   return ierr;
615 }
616 
617 #define fCeedQFunctionCreateInterior \
618     FORTRAN_NAME(ceedqfunctioncreateinterior, CEEDQFUNCTIONCREATEINTERIOR)
619 void fCeedQFunctionCreateInterior(int *ceed, int *vlength,
620                                   void (*f)(void *ctx, int *nq,
621                                       const CeedScalar *u,const CeedScalar *u1,
622                                       const CeedScalar *u2,const CeedScalar *u3,
623                                       const CeedScalar *u4,const CeedScalar *u5,
624                                       const CeedScalar *u6,const CeedScalar *u7,
625                                       const CeedScalar *u8,const CeedScalar *u9,
626                                       const CeedScalar *u10,const CeedScalar *u11,
627                                       const CeedScalar *u12,const CeedScalar *u13,
628                                       const CeedScalar *u14,const CeedScalar *u15,
629                                       CeedScalar *v,CeedScalar *v1,CeedScalar *v2,
630                                       CeedScalar *v3,CeedScalar *v4,
631                                       CeedScalar *v5,CeedScalar *v6,
632                                       CeedScalar *v7,CeedScalar *v8,
633                                       CeedScalar *v9,CeedScalar *v10,
634                                       CeedScalar *v11,CeedScalar *v12,
635                                       CeedScalar *v13,CeedScalar *v14,
636                                       CeedScalar *v15,int *err),
637                                   const char *source, int *qf, int *err,
638                                   fortran_charlen_t source_len) {
639   FIX_STRING(source);
640   if (CeedQFunction_count == CeedQFunction_count_max) {
641     CeedQFunction_count_max += CeedQFunction_count_max/2 + 1;
642     CeedRealloc(CeedQFunction_count_max, &CeedQFunction_dict);
643   }
644 
645   CeedQFunction *qf_ = &CeedQFunction_dict[CeedQFunction_count];
646   *err = CeedQFunctionCreateInterior(Ceed_dict[*ceed], *vlength,
647                                      CeedQFunctionFortranStub, source_c, qf_);
648 
649   if (*err == 0) {
650     *qf = CeedQFunction_count++;
651     CeedQFunction_n++;
652   }
653 
654   fContext *fctx;
655   *err = CeedMalloc(1, &fctx);
656   if (*err) return;
657   fctx->f = f; fctx->innerctx = NULL; fctx->innerctxsize = 0;
658 
659   *err = CeedQFunctionSetContext(*qf_, fctx, sizeof(fContext));
660 
661   (*qf_)->fortranstatus = true;
662 }
663 
664 #define fCeedQFunctionCreateInteriorByName \
665     FORTRAN_NAME(ceedqfunctioncreateinteriorbyname, CEEDQFUNCTIONCREATEINTERIORBYNAME)
666 void fCeedQFunctionCreateInteriorByName(int *ceed, const char *name, int *qf,
667                                         int *err, fortran_charlen_t name_len) {
668   FIX_STRING(name);
669   if (CeedQFunction_count == CeedQFunction_count_max) {
670     CeedQFunction_count_max += CeedQFunction_count_max/2 + 1;
671     CeedRealloc(CeedQFunction_count_max, &CeedQFunction_dict);
672   }
673 
674   CeedQFunction *qf_ = &CeedQFunction_dict[CeedQFunction_count];
675   *err = CeedQFunctionCreateInteriorByName(Ceed_dict[*ceed], name_c, qf_);
676 
677   if (*err == 0) {
678     *qf = CeedQFunction_count++;
679     CeedQFunction_n++;
680   }
681 }
682 
683 #define fCeedQFunctionCreateIdentity \
684     FORTRAN_NAME(ceedqfunctioncreateidentity, CEEDQFUNCTIONCREATEIDENTITY)
685 void fCeedQFunctionCreateIdentity(int *ceed, int *size, int *inmode,
686                                   int *outmode, int *qf, int *err) {
687   if (CeedQFunction_count == CeedQFunction_count_max) {
688     CeedQFunction_count_max += CeedQFunction_count_max/2 + 1;
689     CeedRealloc(CeedQFunction_count_max, &CeedQFunction_dict);
690   }
691 
692   CeedQFunction *qf_ = &CeedQFunction_dict[CeedQFunction_count];
693   *err = CeedQFunctionCreateIdentity(Ceed_dict[*ceed], *size,
694                                      (CeedEvalMode)*inmode,
695                                      (CeedEvalMode)*outmode, qf_);
696 
697   if (*err == 0) {
698     *qf = CeedQFunction_count++;
699     CeedQFunction_n++;
700   }
701 }
702 
703 #define fCeedQFunctionAddInput \
704     FORTRAN_NAME(ceedqfunctionaddinput,CEEDQFUNCTIONADDINPUT)
705 void fCeedQFunctionAddInput(int *qf, const char *fieldname,
706                             CeedInt *ncomp, CeedEvalMode *emode, int *err,
707                             fortran_charlen_t fieldname_len) {
708   FIX_STRING(fieldname);
709   CeedQFunction qf_ = CeedQFunction_dict[*qf];
710 
711   *err = CeedQFunctionAddInput(qf_, fieldname_c, *ncomp, *emode);
712 }
713 
714 #define fCeedQFunctionAddOutput \
715     FORTRAN_NAME(ceedqfunctionaddoutput,CEEDQFUNCTIONADDOUTPUT)
716 void fCeedQFunctionAddOutput(int *qf, const char *fieldname,
717                              CeedInt *ncomp, CeedEvalMode *emode, int *err,
718                              fortran_charlen_t fieldname_len) {
719   FIX_STRING(fieldname);
720   CeedQFunction qf_ = CeedQFunction_dict[*qf];
721 
722   *err = CeedQFunctionAddOutput(qf_, fieldname_c, *ncomp, *emode);
723 }
724 
725 #define fCeedQFunctionSetContext \
726     FORTRAN_NAME(ceedqfunctionsetcontext,CEEDQFUNCTIONSETCONTEXT)
727 void fCeedQFunctionSetContext(int *qf, CeedScalar *ctx, CeedInt *n, int *err) {
728   CeedQFunction qf_ = CeedQFunction_dict[*qf];
729 
730   fContext *fctx = qf_->ctx;
731   fctx->innerctx = ctx;
732   fctx->innerctxsize = ((size_t) *n)*sizeof(CeedScalar);
733 }
734 
735 #define fCeedQFunctionView \
736     FORTRAN_NAME(ceedqfunctionview,CEEDQFUNCTIONVIEW)
737 void fCeedQFunctionView(int *qf, int *err) {
738   CeedQFunction qf_ = CeedQFunction_dict[*qf];
739 
740   *err = CeedQFunctionView(qf_, stdout);
741 }
742 
743 #define fCeedQFunctionApply \
744     FORTRAN_NAME(ceedqfunctionapply,CEEDQFUNCTIONAPPLY)
745 //TODO Need Fixing, double pointer
746 void fCeedQFunctionApply(int *qf, int *Q,
747                          int *u, int *u1, int *u2, int *u3,
748                          int *u4, int *u5, int *u6, int *u7,
749                          int *u8, int *u9, int *u10, int *u11,
750                          int *u12, int *u13, int *u14, int *u15,
751                          int *v, int *v1, int *v2, int *v3,
752                          int *v4, int *v5, int *v6, int *v7,
753                          int *v8, int *v9, int *v10, int *v11,
754                          int *v12, int *v13, int *v14, int *v15, int *err) {
755   CeedQFunction qf_ = CeedQFunction_dict[*qf];
756   CeedVector *in;
757   *err = CeedCalloc(16, &in);
758   if (*err) return;
759   in[0] = *u==FORTRAN_NULL?NULL:CeedVector_dict[*u];
760   in[1] = *u1==FORTRAN_NULL?NULL:CeedVector_dict[*u1];
761   in[2] = *u2==FORTRAN_NULL?NULL:CeedVector_dict[*u2];
762   in[3] = *u3==FORTRAN_NULL?NULL:CeedVector_dict[*u3];
763   in[4] = *u4==FORTRAN_NULL?NULL:CeedVector_dict[*u4];
764   in[5] = *u5==FORTRAN_NULL?NULL:CeedVector_dict[*u5];
765   in[6] = *u6==FORTRAN_NULL?NULL:CeedVector_dict[*u6];
766   in[7] = *u7==FORTRAN_NULL?NULL:CeedVector_dict[*u7];
767   in[8] = *u8==FORTRAN_NULL?NULL:CeedVector_dict[*u8];
768   in[9] = *u9==FORTRAN_NULL?NULL:CeedVector_dict[*u9];
769   in[10] = *u10==FORTRAN_NULL?NULL:CeedVector_dict[*u10];
770   in[11] = *u11==FORTRAN_NULL?NULL:CeedVector_dict[*u11];
771   in[12] = *u12==FORTRAN_NULL?NULL:CeedVector_dict[*u12];
772   in[13] = *u13==FORTRAN_NULL?NULL:CeedVector_dict[*u13];
773   in[14] = *u14==FORTRAN_NULL?NULL:CeedVector_dict[*u14];
774   in[15] = *u15==FORTRAN_NULL?NULL:CeedVector_dict[*u15];
775   CeedVector *out;
776   *err = CeedCalloc(16, &out);
777   if (*err) return;
778   out[0] = *v==FORTRAN_NULL?NULL:CeedVector_dict[*v];
779   out[1] = *v1==FORTRAN_NULL?NULL:CeedVector_dict[*v1];
780   out[2] = *v2==FORTRAN_NULL?NULL:CeedVector_dict[*v2];
781   out[3] = *v3==FORTRAN_NULL?NULL:CeedVector_dict[*v3];
782   out[4] = *v4==FORTRAN_NULL?NULL:CeedVector_dict[*v4];
783   out[5] = *v5==FORTRAN_NULL?NULL:CeedVector_dict[*v5];
784   out[6] = *v6==FORTRAN_NULL?NULL:CeedVector_dict[*v6];
785   out[7] = *v7==FORTRAN_NULL?NULL:CeedVector_dict[*v7];
786   out[8] = *v8==FORTRAN_NULL?NULL:CeedVector_dict[*v8];
787   out[9] = *v9==FORTRAN_NULL?NULL:CeedVector_dict[*v9];
788   out[10] = *v10==FORTRAN_NULL?NULL:CeedVector_dict[*v10];
789   out[11] = *v11==FORTRAN_NULL?NULL:CeedVector_dict[*v11];
790   out[12] = *v12==FORTRAN_NULL?NULL:CeedVector_dict[*v12];
791   out[13] = *v13==FORTRAN_NULL?NULL:CeedVector_dict[*v13];
792   out[14] = *v14==FORTRAN_NULL?NULL:CeedVector_dict[*v14];
793   out[15] = *v15==FORTRAN_NULL?NULL:CeedVector_dict[*v15];
794   *err = CeedQFunctionApply(qf_, *Q, in, out);
795   if (*err) return;
796 
797   *err = CeedFree(&in);
798   if (*err) return;
799   *err = CeedFree(&out);
800 }
801 
802 #define fCeedQFunctionDestroy \
803     FORTRAN_NAME(ceedqfunctiondestroy,CEEDQFUNCTIONDESTROY)
804 void fCeedQFunctionDestroy(int *qf, int *err) {
805   bool fstatus;
806   *err = CeedQFunctionIsFortran(CeedQFunction_dict[*qf], &fstatus);
807   if (*err) return;
808   if (fstatus) {
809     fContext *fctx = CeedQFunction_dict[*qf]->ctx;
810     *err = CeedFree(&fctx);
811     if (*err) return;
812   }
813 
814   *err = CeedQFunctionDestroy(&CeedQFunction_dict[*qf]);
815   if (*err) return;
816 
817   CeedQFunction_n--;
818   if (CeedQFunction_n == 0) {
819     *err = CeedFree(&CeedQFunction_dict);
820     CeedQFunction_count = 0;
821     CeedQFunction_count_max = 0;
822   }
823 }
824 
825 static CeedOperator *CeedOperator_dict = NULL;
826 static int CeedOperator_count = 0;
827 static int CeedOperator_n = 0;
828 static int CeedOperator_count_max = 0;
829 
830 #define fCeedOperatorCreate \
831     FORTRAN_NAME(ceedoperatorcreate, CEEDOPERATORCREATE)
832 void fCeedOperatorCreate(int *ceed,
833                          int *qf, int *dqf, int *dqfT, int *op, int *err) {
834   if (CeedOperator_count == CeedOperator_count_max)
835     CeedOperator_count_max += CeedOperator_count_max/2 + 1,
836                               CeedOperator_dict = realloc(CeedOperator_dict,
837                                   sizeof(CeedOperator)*CeedOperator_count_max);
838 
839   CeedOperator *op_ = &CeedOperator_dict[CeedOperator_count];
840 
841   CeedQFunction dqf_  = CEED_QFUNCTION_NONE, dqfT_ = CEED_QFUNCTION_NONE;
842   if (*dqf  != FORTRAN_QFUNCTION_NONE) dqf_  = CeedQFunction_dict[*dqf ];
843   if (*dqfT != FORTRAN_QFUNCTION_NONE) dqfT_ = CeedQFunction_dict[*dqfT];
844 
845   *err = CeedOperatorCreate(Ceed_dict[*ceed], CeedQFunction_dict[*qf], dqf_,
846                             dqfT_, op_);
847   if (*err) return;
848   *op = CeedOperator_count++;
849   CeedOperator_n++;
850 }
851 
852 #define fCeedCompositeOperatorCreate \
853     FORTRAN_NAME(ceedcompositeoperatorcreate, CEEDCOMPOSITEOPERATORCREATE)
854 void fCeedCompositeOperatorCreate(int *ceed, int *op, int *err) {
855   if (CeedOperator_count == CeedOperator_count_max)
856     CeedOperator_count_max += CeedOperator_count_max/2 + 1,
857                               CeedOperator_dict = realloc(CeedOperator_dict,
858                                   sizeof(CeedOperator)*CeedOperator_count_max);
859 
860   CeedOperator *op_ = &CeedOperator_dict[CeedOperator_count];
861 
862   *err = CeedCompositeOperatorCreate(Ceed_dict[*ceed], op_);
863   if (*err) return;
864   *op = CeedOperator_count++;
865   CeedOperator_n++;
866 }
867 
868 #define fCeedOperatorSetField \
869     FORTRAN_NAME(ceedoperatorsetfield,CEEDOPERATORSETFIELD)
870 void fCeedOperatorSetField(int *op, const char *fieldname, int *r, int *b,
871                            int *v, int *err, fortran_charlen_t fieldname_len) {
872   FIX_STRING(fieldname);
873   CeedElemRestriction r_;
874   CeedBasis b_;
875   CeedVector v_;
876 
877   CeedOperator op_ = CeedOperator_dict[*op];
878 
879   if (*r == FORTRAN_NULL) {
880     r_ = NULL;
881   } else if (*r == FORTRAN_ELEMRESTRICTION_NONE) {
882     r_ = CEED_ELEMRESTRICTION_NONE;
883   } else {
884     r_ = CeedElemRestriction_dict[*r];
885   }
886 
887   if (*b == FORTRAN_NULL) {
888     b_ = NULL;
889   } else if (*b == FORTRAN_BASIS_COLLOCATED) {
890     b_ = CEED_BASIS_COLLOCATED;
891   } else {
892     b_ = CeedBasis_dict[*b];
893   }
894   if (*v == FORTRAN_NULL) {
895     v_ = NULL;
896   } else if (*v == FORTRAN_VECTOR_ACTIVE) {
897     v_ = CEED_VECTOR_ACTIVE;
898   } else if (*v == FORTRAN_VECTOR_NONE) {
899     v_ = CEED_VECTOR_NONE;
900   } else {
901     v_ = CeedVector_dict[*v];
902   }
903 
904   *err = CeedOperatorSetField(op_, fieldname_c, r_, b_, v_);
905 }
906 
907 #define fCeedCompositeOperatorAddSub \
908     FORTRAN_NAME(ceedcompositeoperatoraddsub, CEEDCOMPOSITEOPERATORADDSUB)
909 void fCeedCompositeOperatorAddSub(int *compositeop, int *subop, int *err) {
910   CeedOperator compositeop_ = CeedOperator_dict[*compositeop];
911   CeedOperator subop_ = CeedOperator_dict[*subop];
912 
913   *err = CeedCompositeOperatorAddSub(compositeop_, subop_);
914   if (*err) return;
915 }
916 
917 #define fCeedOperatorLinearAssembleQFunction FORTRAN_NAME(ceedoperatorlinearassembleqfunction, CEEDOPERATORLINEARASSEMBLEQFUNCTION)
918 void fCeedOperatorLinearAssembleQFunction(int *op, int *assembledvec,
919     int *assembledrstr, int *rqst, int *err) {
920   // Vector
921   if (CeedVector_count == CeedVector_count_max) {
922     CeedVector_count_max += CeedVector_count_max/2 + 1;
923     CeedRealloc(CeedVector_count_max, &CeedVector_dict);
924   }
925   CeedVector *assembledvec_ = &CeedVector_dict[CeedVector_count];
926 
927   // Restriction
928   if (CeedElemRestriction_count == CeedElemRestriction_count_max) {
929     CeedElemRestriction_count_max += CeedElemRestriction_count_max/2 + 1;
930     CeedRealloc(CeedElemRestriction_count_max, &CeedElemRestriction_dict);
931   }
932   CeedElemRestriction *rstr_ =
933     &CeedElemRestriction_dict[CeedElemRestriction_count];
934 
935   int createRequest = 1;
936   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
937   if (*rqst == -1 || *rqst == -2) {
938     createRequest = 0;
939   }
940 
941   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
942     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
943     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
944   }
945 
946   CeedRequest *rqst_;
947   if (*rqst == -1) rqst_ = CEED_REQUEST_IMMEDIATE;
948   else if (*rqst == -2) rqst_ = CEED_REQUEST_ORDERED;
949   else rqst_ = &CeedRequest_dict[CeedRequest_count];
950 
951   *err = CeedOperatorLinearAssembleQFunction(CeedOperator_dict[*op],
952          assembledvec_, rstr_, rqst_);
953   if (*err) return;
954   if (createRequest) {
955     *rqst = CeedRequest_count++;
956     CeedRequest_n++;
957   }
958 
959   if (*err == 0) {
960     *assembledrstr = CeedElemRestriction_count++;
961     CeedElemRestriction_n++;
962     *assembledvec = CeedVector_count++;
963     CeedVector_n++;
964   }
965 }
966 
967 #define fCeedOperatorLinearAssembleDiagonal FORTRAN_NAME(ceedoperatorlinearassemblediagonal, CEEDOPERATORLINEARASSEMBLEDIAGONAL)
968 void fCeedOperatorLinearAssembleDiagonal(int *op, int *assembledvec,
969     int *rqst, int *err) {
970   int createRequest = 1;
971   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
972   if (*rqst == -1 || *rqst == -2) {
973     createRequest = 0;
974   }
975 
976   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
977     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
978     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
979   }
980 
981   CeedRequest *rqst_;
982   if (*rqst == -1) rqst_ = CEED_REQUEST_IMMEDIATE;
983   else if (*rqst == -2) rqst_ = CEED_REQUEST_ORDERED;
984   else rqst_ = &CeedRequest_dict[CeedRequest_count];
985 
986   *err = CeedOperatorLinearAssembleDiagonal(CeedOperator_dict[*op],
987          CeedVector_dict[*assembledvec], rqst_);
988   if (*err) return;
989   if (createRequest) {
990     *rqst = CeedRequest_count++;
991     CeedRequest_n++;
992   }
993 }
994 
995 #define fCeedOperatorView \
996     FORTRAN_NAME(ceedoperatorview,CEEDOPERATORVIEW)
997 void fCeedOperatorView(int *op, int *err) {
998   CeedOperator op_ = CeedOperator_dict[*op];
999 
1000   *err = CeedOperatorView(op_, stdout);
1001 }
1002 
1003 #define fCeedOperatorCreateFDMElementInverse FORTRAN_NAME(ceedoperatorcreatefdmelementinverse, CEEDOPERATORCREATEFDMELEMENTINVERSE)
1004 void fCeedOperatorCreateFDMElementInverse(int *op, int *fdminv,
1005     int *rqst, int *err) {
1006   // Operator
1007   if (CeedOperator_count == CeedOperator_count_max) {
1008     CeedOperator_count_max += CeedOperator_count_max/2 + 1;
1009     CeedRealloc(CeedOperator_count_max, &CeedOperator_dict);
1010   }
1011   CeedOperator *fdminv_ =
1012     &CeedOperator_dict[CeedOperator_count];
1013 
1014   int createRequest = 1;
1015   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
1016   if (*rqst == -1 || *rqst == -2) {
1017     createRequest = 0;
1018   }
1019 
1020   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
1021     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
1022     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
1023   }
1024 
1025   CeedRequest *rqst_;
1026   if (*rqst == -1) rqst_ = CEED_REQUEST_IMMEDIATE;
1027   else if (*rqst == -2) rqst_ = CEED_REQUEST_ORDERED;
1028   else rqst_ = &CeedRequest_dict[CeedRequest_count];
1029 
1030   *err = CeedOperatorCreateFDMElementInverse(CeedOperator_dict[*op],
1031          fdminv_, rqst_);
1032   if (*err) return;
1033   if (createRequest) {
1034     *rqst = CeedRequest_count++;
1035     CeedRequest_n++;
1036   }
1037 
1038   if (*err == 0) {
1039     *fdminv = CeedOperator_count++;
1040     CeedOperator_n++;
1041   }
1042 }
1043 
1044 #define fCeedOperatorApply FORTRAN_NAME(ceedoperatorapply, CEEDOPERATORAPPLY)
1045 void fCeedOperatorApply(int *op, int *ustatevec,
1046                         int *resvec, int *rqst, int *err) {
1047   CeedVector ustatevec_ = (*ustatevec == FORTRAN_NULL) ?
1048                           NULL : (*ustatevec == FORTRAN_VECTOR_NONE ?
1049                                   CEED_VECTOR_NONE : CeedVector_dict[*ustatevec]);
1050   CeedVector resvec_ = (*resvec == FORTRAN_NULL) ?
1051                        NULL : (*resvec == FORTRAN_VECTOR_NONE ?
1052                                CEED_VECTOR_NONE : CeedVector_dict[*resvec]);
1053 
1054   int createRequest = 1;
1055   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
1056   if (*rqst == -1 || *rqst == -2) {
1057     createRequest = 0;
1058   }
1059 
1060   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
1061     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
1062     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
1063   }
1064 
1065   CeedRequest *rqst_;
1066   if (*rqst == -1) rqst_ = CEED_REQUEST_IMMEDIATE;
1067   else if (*rqst == -2) rqst_ = CEED_REQUEST_ORDERED;
1068   else rqst_ = &CeedRequest_dict[CeedRequest_count];
1069 
1070   *err = CeedOperatorApply(CeedOperator_dict[*op],
1071                            ustatevec_, resvec_, rqst_);
1072   if (*err) return;
1073   if (createRequest) {
1074     *rqst = CeedRequest_count++;
1075     CeedRequest_n++;
1076   }
1077 }
1078 
1079 #define fCeedOperatorApplyAdd FORTRAN_NAME(ceedoperatorapplyadd, CEEDOPERATORAPPLYADD)
1080 void fCeedOperatorApplyAdd(int *op, int *ustatevec,
1081                            int *resvec, int *rqst, int *err) {
1082   CeedVector ustatevec_ = *ustatevec == FORTRAN_NULL
1083                           ? NULL : CeedVector_dict[*ustatevec];
1084   CeedVector resvec_ = *resvec == FORTRAN_NULL
1085                        ? NULL : CeedVector_dict[*resvec];
1086 
1087   int createRequest = 1;
1088   // Check if input is CEED_REQUEST_ORDERED(-2) or CEED_REQUEST_IMMEDIATE(-1)
1089   if (*rqst == -1 || *rqst == -2) {
1090     createRequest = 0;
1091   }
1092 
1093   if (createRequest && CeedRequest_count == CeedRequest_count_max) {
1094     CeedRequest_count_max += CeedRequest_count_max/2 + 1;
1095     CeedRealloc(CeedRequest_count_max, &CeedRequest_dict);
1096   }
1097 
1098   CeedRequest *rqst_;
1099   if (*rqst == -1) rqst_ = CEED_REQUEST_IMMEDIATE;
1100   else if (*rqst == -2) rqst_ = CEED_REQUEST_ORDERED;
1101   else rqst_ = &CeedRequest_dict[CeedRequest_count];
1102 
1103   *err = CeedOperatorApplyAdd(CeedOperator_dict[*op],
1104                               ustatevec_, resvec_, rqst_);
1105   if (*err) return;
1106   if (createRequest) {
1107     *rqst = CeedRequest_count++;
1108     CeedRequest_n++;
1109   }
1110 }
1111 
1112 #define fCeedOperatorApplyJacobian \
1113     FORTRAN_NAME(ceedoperatorapplyjacobian, CEEDOPERATORAPPLYJACOBIAN)
1114 void fCeedOperatorApplyJacobian(int *op, int *qdatavec, int *ustatevec,
1115                                 int *dustatevec, int *dresvec, int *rqst,
1116                                 int *err) {
1117 // TODO Uncomment this when CeedOperatorApplyJacobian is implemented
1118 //  *err = CeedOperatorApplyJacobian(CeedOperator_dict[*op], CeedVector_dict[*qdatavec],
1119 //             CeedVector_dict[*ustatevec], CeedVector_dict[*dustatevec],
1120 //             CeedVector_dict[*dresvec], &CeedRequest_dict[*rqst]);
1121 }
1122 
1123 #define fCeedOperatorDestroy \
1124     FORTRAN_NAME(ceedoperatordestroy, CEEDOPERATORDESTROY)
1125 void fCeedOperatorDestroy(int *op, int *err) {
1126   *err = CeedOperatorDestroy(&CeedOperator_dict[*op]);
1127   if (*err) return;
1128   CeedOperator_n--;
1129   if (CeedOperator_n == 0) {
1130     *err = CeedFree(&CeedOperator_dict);
1131     CeedOperator_count = 0;
1132     CeedOperator_count_max = 0;
1133   }
1134 }
1135