1af0996ceSBarry Smith #include <petsc/private/petscimpl.h> /*I "petscsys.h" I*/ 2f6291634SJed Brown 3f6291634SJed Brown typedef struct _FortranCallbackLink *FortranCallbackLink; 4f6291634SJed Brown struct _FortranCallbackLink { 5f6291634SJed Brown char *type_name; 6f6291634SJed Brown PetscFortranCallbackId max; 7f6291634SJed Brown FortranCallbackLink next; 8f6291634SJed Brown }; 9f6291634SJed Brown 10f6291634SJed Brown typedef struct { 11e0cd13aeSBarry Smith PetscFortranCallbackId basecount; 12e0cd13aeSBarry Smith PetscFortranCallbackId maxsubtypecount; 13f6291634SJed Brown FortranCallbackLink subtypes; 14f6291634SJed Brown } FortranCallbackBase; 15f6291634SJed Brown 16f6291634SJed Brown static FortranCallbackBase *_classbase; 17f6291634SJed Brown static PetscClassId _maxclassid = PETSC_SMALLEST_CLASSID; 18f6291634SJed Brown 19*9371c9d4SSatish Balay static PetscErrorCode PetscFortranCallbackFinalize(void) { 20f6291634SJed Brown PetscFunctionBegin; 215f80ce2aSJacob Faibussowitsch for (PetscInt i = PETSC_SMALLEST_CLASSID; i < _maxclassid; i++) { 22f6291634SJed Brown FortranCallbackBase *base = &_classbase[i - PETSC_SMALLEST_CLASSID]; 23f6291634SJed Brown FortranCallbackLink next, link = base->subtypes; 24f6291634SJed Brown for (; link; link = next) { 25f6291634SJed Brown next = link->next; 269566063dSJacob Faibussowitsch PetscCall(PetscFree(link->type_name)); 279566063dSJacob Faibussowitsch PetscCall(PetscFree(link)); 28f6291634SJed Brown } 29f6291634SJed Brown } 309566063dSJacob Faibussowitsch PetscCall(PetscFree(_classbase)); 31f6291634SJed Brown _maxclassid = PETSC_SMALLEST_CLASSID; 32f6291634SJed Brown PetscFunctionReturn(0); 33f6291634SJed Brown } 34f6291634SJed Brown 35de6d466bSJed Brown /*@C 36f6291634SJed Brown PetscFortranCallbackRegister - register a type+subtype callback 37f6291634SJed Brown 38f6291634SJed Brown Not Collective 39f6291634SJed Brown 404165533cSJose E. Roman Input Parameters: 41f6291634SJed Brown + classid - ID of class on which to register callback 420298fd71SBarry Smith - subtype - subtype string, or NULL for class ids 43f6291634SJed Brown 444165533cSJose E. Roman Output Parameter: 45f6291634SJed Brown . id - callback id 46f6291634SJed Brown 47f6291634SJed Brown Level: developer 48f6291634SJed Brown 49db781477SPatrick Sanan .seealso: `PetscFortranCallbackGetSizes()` 50f6291634SJed Brown @*/ 51*9371c9d4SSatish Balay PetscErrorCode PetscFortranCallbackRegister(PetscClassId classid, const char *subtype, PetscFortranCallbackId *id) { 52f6291634SJed Brown FortranCallbackBase *base; 53f6291634SJed Brown FortranCallbackLink link; 54f6291634SJed Brown 55f6291634SJed Brown PetscFunctionBegin; 563ca90d2dSJacob Faibussowitsch if (subtype) PetscValidCharPointer(subtype, 2); 573ca90d2dSJacob Faibussowitsch PetscValidPointer(id, 3); 58cc73adaaSBarry Smith PetscCheck(classid >= PETSC_SMALLEST_CLASSID && classid <= PETSC_LARGEST_CLASSID, PETSC_COMM_SELF, PETSC_ERR_ARG_CORRUPT, "ClassId %d corrupt", classid); 59f6291634SJed Brown *id = 0; 60f6291634SJed Brown if (classid >= _maxclassid) { 61f6291634SJed Brown PetscClassId newmax = PETSC_SMALLEST_CLASSID + 2 * (PETSC_LARGEST_CLASSID - PETSC_SMALLEST_CLASSID); 62f6291634SJed Brown FortranCallbackBase *newbase; 639566063dSJacob Faibussowitsch if (!_classbase) PetscCall(PetscRegisterFinalize(PetscFortranCallbackFinalize)); 649566063dSJacob Faibussowitsch PetscCall(PetscCalloc1(newmax - PETSC_SMALLEST_CLASSID, &newbase)); 659566063dSJacob Faibussowitsch PetscCall(PetscArraycpy(newbase, _classbase, _maxclassid - PETSC_SMALLEST_CLASSID)); 669566063dSJacob Faibussowitsch PetscCall(PetscFree(_classbase)); 67a297a907SKarl Rupp 68f6291634SJed Brown _classbase = newbase; 69f6291634SJed Brown _maxclassid = newmax; 70f6291634SJed Brown } 71f6291634SJed Brown base = &_classbase[classid - PETSC_SMALLEST_CLASSID]; 72a297a907SKarl Rupp if (!subtype) *id = PETSC_SMALLEST_FORTRAN_CALLBACK + base->basecount++; 73a297a907SKarl Rupp else { 74f6291634SJed Brown for (link = base->subtypes; link; link = link->next) { /* look for either both NULL or matching values (implies both non-NULL) */ 75f6291634SJed Brown PetscBool match; 769566063dSJacob Faibussowitsch PetscCall(PetscStrcmp(subtype, link->type_name, &match)); 77f6291634SJed Brown if (match) { /* base type or matching subtype */ 78f6291634SJed Brown goto found; 79f6291634SJed Brown } 80f6291634SJed Brown } 81f6291634SJed Brown /* Not found. Create node and prepend to class' subtype list */ 829566063dSJacob Faibussowitsch PetscCall(PetscNew(&link)); 839566063dSJacob Faibussowitsch PetscCall(PetscStrallocpy(subtype, &link->type_name)); 84a297a907SKarl Rupp 85f6291634SJed Brown link->max = PETSC_SMALLEST_FORTRAN_CALLBACK; 86f6291634SJed Brown link->next = base->subtypes; 87f6291634SJed Brown base->subtypes = link; 88a297a907SKarl Rupp 89f6291634SJed Brown found: 90f6291634SJed Brown *id = link->max++; 91a297a907SKarl Rupp 92f6291634SJed Brown base->maxsubtypecount = PetscMax(base->maxsubtypecount, link->max - PETSC_SMALLEST_FORTRAN_CALLBACK); 93f6291634SJed Brown } 94f6291634SJed Brown PetscFunctionReturn(0); 95f6291634SJed Brown } 96f6291634SJed Brown 97de6d466bSJed Brown /*@C 98f6291634SJed Brown PetscFortranCallbackGetSizes - get sizes of class and subtype pointer arrays 99f6291634SJed Brown 100f6291634SJed Brown Collective 101f6291634SJed Brown 1024165533cSJose E. Roman Input Parameter: 103f6291634SJed Brown . classid - class Id 104f6291634SJed Brown 1054165533cSJose E. Roman Output Parameters: 106f6291634SJed Brown + numbase - number of registered class callbacks 107f6291634SJed Brown - numsubtype - max number of registered subtype callbacks 108f6291634SJed Brown 109f6291634SJed Brown Level: developer 110f6291634SJed Brown 111db781477SPatrick Sanan .seealso: `PetscFortranCallbackRegister()` 112f6291634SJed Brown @*/ 113*9371c9d4SSatish Balay PetscErrorCode PetscFortranCallbackGetSizes(PetscClassId classid, PetscFortranCallbackId *numbase, PetscFortranCallbackId *numsubtype) { 114f6291634SJed Brown PetscFunctionBegin; 1155f80ce2aSJacob Faibussowitsch PetscValidPointer(numbase, 2); 1165f80ce2aSJacob Faibussowitsch PetscValidPointer(numsubtype, 3); 117f6291634SJed Brown if (classid < _maxclassid) { 118f6291634SJed Brown FortranCallbackBase *base = &_classbase[classid - PETSC_SMALLEST_CLASSID]; 119f6291634SJed Brown *numbase = base->basecount; 120f6291634SJed Brown *numsubtype = base->maxsubtypecount; 121f6291634SJed Brown } else { /* nothing registered */ 122f6291634SJed Brown *numbase = 0; 123f6291634SJed Brown *numsubtype = 0; 124f6291634SJed Brown } 125f6291634SJed Brown PetscFunctionReturn(0); 126f6291634SJed Brown } 127