mirror of
https://github.com/Unidata/netcdf-c.git
synced 2024-11-21 03:13:42 +08:00
151 lines
4.0 KiB
C
151 lines
4.0 KiB
C
/*********************************************************************
|
|
* Copyright 2018, UCAR/Unidata
|
|
* See netcdf/COPYRIGHT file for copying and redistribution conditions.
|
|
*********************************************************************/
|
|
|
|
#ifndef DCECONSTRAINTS_H
|
|
#define DCECONSTRAINTS_H 1
|
|
|
|
#include "ceconstraints.h"
|
|
|
|
/* Provide a universal cast type containing common fields */
|
|
|
|
/* Define the common "supertype */
|
|
typedef struct DCEnode {
|
|
CEsort sort;
|
|
} DCEnode;
|
|
|
|
/* The slice structure is assumed common to all uses.
|
|
It is initially established from [first:stride:last]
|
|
*/
|
|
typedef struct DCEslice {
|
|
DCEnode node;
|
|
size_t first;
|
|
size_t stride;
|
|
size_t length;
|
|
size_t last; /* first + length - 1*/
|
|
size_t count; /* (length + (stride-1))/ stride == actual # of elements returned to client*/
|
|
size_t declsize; /* from defining dimension, if any.*/
|
|
} DCEslice;
|
|
|
|
typedef struct DCEsegment {
|
|
DCEnode node;
|
|
char* name;
|
|
int slicesdefined; /*1=>slice counts defined, except declsize*/
|
|
int slicesdeclized; /*1=>slice declsize defined */
|
|
size_t rank;
|
|
DCEslice slices[NC_MAX_VAR_DIMS];
|
|
void* annotation;
|
|
} DCEsegment;
|
|
|
|
typedef struct DCEfcn {
|
|
DCEnode node;
|
|
char* name;
|
|
NClist* args;
|
|
} DCEfcn;
|
|
|
|
typedef struct DCEvar {
|
|
DCEnode node;
|
|
NClist* segments;
|
|
void* annotation;
|
|
} DCEvar;
|
|
|
|
typedef struct DCEconstant {
|
|
DCEnode node;
|
|
CEsort discrim;
|
|
char* text;
|
|
long long intvalue;
|
|
double floatvalue;
|
|
} DCEconstant;
|
|
|
|
typedef struct DCEvalue {
|
|
DCEnode node;
|
|
CEsort discrim;
|
|
/* Do not bother with a union */
|
|
DCEconstant* constant;
|
|
DCEvar* var;
|
|
DCEfcn* fcn;
|
|
} DCEvalue;
|
|
|
|
typedef struct DCEselection {
|
|
DCEnode node;
|
|
CEsort operator;
|
|
DCEvalue* lhs;
|
|
NClist* rhs;
|
|
} DCEselection;
|
|
|
|
typedef struct DCEprojection {
|
|
DCEnode node;
|
|
CEsort discrim;
|
|
/* Do not bother with a union */
|
|
DCEvar* var;
|
|
DCEfcn* fcn;
|
|
} DCEprojection;
|
|
|
|
typedef struct DCEconstraint {
|
|
DCEnode node;
|
|
NClist* projections;
|
|
NClist* selections;
|
|
} DCEconstraint;
|
|
|
|
|
|
extern int dceparseconstraints(char* constraints, DCEconstraint* DCEonstraint);
|
|
extern int dceslicecompose(DCEslice* s1, DCEslice* s2, DCEslice* sr);
|
|
extern int dcemergeprojectionlists(NClist* dst, NClist* src);
|
|
|
|
extern DCEnode* dceclone(DCEnode* node);
|
|
extern NClist* dceclonelist(NClist* list);
|
|
|
|
extern void dcefree(DCEnode* node);
|
|
extern void dcefreelist(NClist* list);
|
|
|
|
extern char* dcetostring(DCEnode* node);
|
|
extern char* dcelisttostring(NClist* list,char*);
|
|
extern void dcetobuffer(DCEnode* node, NCbytes* buf);
|
|
extern void dcelisttobuffer(NClist* list, NCbytes* buf,char*);
|
|
extern char* dcerawtostring(void*);
|
|
extern char* dcerawlisttostring(NClist*);
|
|
|
|
extern NClist* dceallnodes(DCEnode* node, CEsort which);
|
|
|
|
extern DCEnode* dcecreate(CEsort sort);
|
|
|
|
extern void dcemakewholeslice(DCEslice* slice, size_t declsize);
|
|
extern void dcemakewholeprojection(DCEprojection*);
|
|
|
|
extern int dceiswholesegment(DCEsegment*);
|
|
extern int dceiswholeslice(DCEslice*);
|
|
extern int dceiswholeseglist(NClist*);
|
|
extern int dceiswholeprojection(DCEprojection*);
|
|
extern int dcesamepath(NClist* list1, NClist* list2);
|
|
extern int dcemergeprojections(DCEprojection* dst, DCEprojection* src);
|
|
|
|
extern void dcesegment_transpose(DCEsegment* seg,
|
|
size_t* start,
|
|
size_t* count,
|
|
size_t* stride,
|
|
size_t* sizes
|
|
);
|
|
|
|
|
|
/* Find leftmost index of segment slices
|
|
s.t. that index and all up to last
|
|
satisfy dceiswholeslice
|
|
*/
|
|
extern size_t dcesafeindex(DCEsegment* seg, size_t start, size_t stop);
|
|
|
|
/* Compute segment size for start up to stop */
|
|
extern size_t dcesegmentsize(DCEsegment*, size_t start, size_t stop);
|
|
|
|
/* Convert a DCE projection/selection/constraint instance into a string
|
|
that can be used with a url. Caller must free returned string.
|
|
*/
|
|
|
|
extern char* dcebuildprojectionstring(NClist* projections);
|
|
extern char* dcebuildselectionstring(NClist* selections);
|
|
extern char* dcebuildconstraintstring(DCEconstraint* constraints);
|
|
|
|
extern int dceverbose;
|
|
|
|
#endif /*DCECONSTRAINTS_H*/
|