[409] | 1 | /********************************************************************* |
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| 2 | * Copyright 1993, UCAR/Unidata |
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| 3 | * See netcdf/COPYRIGHT file for copying and redistribution conditions. |
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| 4 | *********************************************************************/ |
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| 5 | /* $Header$ */ |
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| 6 | |
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| 7 | #ifndef DCECONSTRAINTS_H |
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| 8 | #define DCECONSTRAINTS_H 1 |
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| 9 | |
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| 10 | #include "ceconstraints.h" |
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| 11 | |
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| 12 | /* Provide a universal cast type containing common fields */ |
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| 13 | |
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| 14 | /* Define the common "supertype */ |
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| 15 | typedef struct DCEnode { |
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| 16 | CEsort sort; |
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| 17 | } DCEnode; |
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| 18 | |
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| 19 | /* The slice structure is assumed common to all uses */ |
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| 20 | typedef struct DCEslice { |
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| 21 | DCEnode node; |
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| 22 | size_t first; |
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| 23 | size_t count; |
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| 24 | size_t length; /* count*stride */ |
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| 25 | size_t stride; |
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| 26 | size_t stop; /* == first + count*/ |
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| 27 | size_t declsize; /* from defining dimension, if any.*/ |
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| 28 | } DCEslice; |
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| 29 | |
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| 30 | typedef struct DCEsegment { |
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| 31 | DCEnode node; |
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| 32 | char* name; |
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| 33 | int slicesdefined; /*1=>slice counts defined, except declsize*/ |
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| 34 | int slicesdeclized; /*1=>slice declsize defined */ |
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| 35 | size_t rank; |
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| 36 | DCEslice slices[NC_MAX_VAR_DIMS]; |
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| 37 | void* annotation; |
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| 38 | } DCEsegment; |
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| 39 | |
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| 40 | typedef struct DCEfcn { |
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| 41 | DCEnode node; |
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| 42 | char* name; |
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| 43 | NClist* args; |
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| 44 | } DCEfcn; |
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| 45 | |
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| 46 | typedef struct DCEvar { |
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| 47 | DCEnode node; |
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| 48 | NClist* segments; |
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| 49 | void* annotation; |
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| 50 | } DCEvar; |
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| 51 | |
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| 52 | typedef struct DCEconstant { |
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| 53 | DCEnode node; |
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| 54 | CEsort discrim; |
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| 55 | char* text; |
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| 56 | long long intvalue; |
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| 57 | double floatvalue; |
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| 58 | } DCEconstant; |
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| 59 | |
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| 60 | typedef struct DCEvalue { |
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| 61 | DCEnode node; |
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| 62 | CEsort discrim; |
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| 63 | /* Do not bother with a union */ |
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| 64 | DCEconstant* constant; |
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| 65 | DCEvar* var; |
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| 66 | DCEfcn* fcn; |
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| 67 | } DCEvalue; |
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| 68 | |
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| 69 | typedef struct DCEselection { |
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| 70 | DCEnode node; |
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| 71 | CEsort operator; |
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| 72 | DCEvalue* lhs; |
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| 73 | NClist* rhs; |
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| 74 | } DCEselection; |
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| 75 | |
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| 76 | typedef struct DCEprojection { |
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| 77 | DCEnode node; |
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| 78 | CEsort discrim; |
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| 79 | /* Do not bother with a union */ |
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| 80 | DCEvar* var; |
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| 81 | DCEfcn* fcn; |
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| 82 | } DCEprojection; |
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| 83 | |
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| 84 | typedef struct DCEconstraint { |
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| 85 | DCEnode node; |
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| 86 | NClist* projections; |
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| 87 | NClist* selections; |
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| 88 | } DCEconstraint; |
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| 89 | |
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| 90 | |
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| 91 | extern int dceparseconstraints(char* constraints, DCEconstraint* DCEonstraint); |
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| 92 | extern int dceslicemerge(DCEslice* dst, DCEslice* src); |
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| 93 | extern int dcemergeprojectionlists(NClist* dst, NClist* src); |
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| 94 | |
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| 95 | extern DCEnode* dceclone(DCEnode* node); |
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| 96 | extern NClist* dceclonelist(NClist* list); |
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| 97 | |
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| 98 | extern void dcefree(DCEnode* node); |
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| 99 | extern void dcefreelist(NClist* list); |
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| 100 | |
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| 101 | extern char* dcetostring(DCEnode* node); |
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| 102 | extern char* dcelisttostring(NClist* list,char*); |
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| 103 | extern void dcetobuffer(DCEnode* node, NCbytes* buf); |
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| 104 | extern void dcelisttobuffer(NClist* list, NCbytes* buf,char*); |
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| 105 | |
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| 106 | extern NClist* dceallnodes(DCEnode* node, CEsort which); |
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| 107 | |
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| 108 | extern DCEnode* dcecreate(CEsort sort); |
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| 109 | |
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| 110 | extern void dcemakewholeslice(DCEslice* slice, size_t declsize); |
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| 111 | extern void dcemakewholeprojection(DCEprojection*); |
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| 112 | |
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| 113 | extern int dceiswholesegment(DCEsegment*); |
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| 114 | extern int dceiswholeslice(DCEslice*); |
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| 115 | extern int dceiswholeseglist(NClist*); |
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| 116 | extern int dceiswholeprojection(DCEprojection*); |
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| 117 | extern int dcesamepath(NClist* list1, NClist* list2); |
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| 118 | extern int dcemergeprojections(DCEprojection* dst, DCEprojection* src); |
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| 119 | |
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| 120 | extern int dceverbose; |
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| 121 | |
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| 122 | #endif /*DCECONSTRAINTS_H*/ |
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