mirror of
https://github.com/Unidata/netcdf-c.git
synced 2024-12-21 08:39:46 +08:00
534364b069
In turn that caused some problems elsewhere because some files did not include netcdf.h preceding netcdf_mem.h. Specifically, building under visual studio fails. So fix those cases that I can find. May need to add more later.
389 lines
8.6 KiB
C
389 lines
8.6 KiB
C
/*
|
|
* Copyright 1996, University Corporation for Atmospheric Research
|
|
* See netcdf/COPYRIGHT file for copying and redistribution conditions.
|
|
*/
|
|
#ifndef _NC3INTERNAL_
|
|
#define _NC3INTERNAL_
|
|
|
|
/*
|
|
* netcdf library 'private' data structures, objects and interfaces
|
|
*/
|
|
#include "config.h"
|
|
#include <stddef.h> /* size_t */
|
|
#ifndef HAVE_STDINT_H
|
|
# include "pstdint.h" /* attempts to define uint32_t etc portably */
|
|
#else
|
|
# include <stdint.h>
|
|
#endif /* HAVE_STDINT_H */
|
|
#include <sys/types.h> /* off_t */
|
|
#include "netcdf.h"
|
|
#ifdef USE_PARALLEL
|
|
#include "netcdf_par.h"
|
|
#endif /* USE_PARALLEL */
|
|
|
|
/* Always needed */
|
|
#include "nc.h"
|
|
|
|
#include "nchashmap.h"
|
|
|
|
#ifndef NC_ARRAY_GROWBY
|
|
#define NC_ARRAY_GROWBY 4
|
|
#endif
|
|
|
|
/*
|
|
* The extern size of an empty
|
|
* netcdf version 1 file.
|
|
* The initial value of ncp->xsz.
|
|
*/
|
|
/* For classic */
|
|
#define MIN_NC3_XSZ 32
|
|
/* For cdf5 */
|
|
#define MIN_NC5_XSZ 48
|
|
|
|
/* Forward */
|
|
struct ncio;
|
|
typedef struct NC3_INFO NC3_INFO;
|
|
|
|
/*
|
|
* The internal data types
|
|
*/
|
|
typedef enum {
|
|
NC_UNSPECIFIED = 0,
|
|
/* future NC_BITFIELD = 7, */
|
|
/* NC_STRING = 8, */
|
|
NC_DIMENSION = 10,
|
|
NC_VARIABLE = 11,
|
|
NC_ATTRIBUTE = 12
|
|
} NCtype;
|
|
|
|
/*
|
|
* NC dimension structure
|
|
*/
|
|
typedef struct {
|
|
/* all xdr'd */
|
|
NC_string* name;
|
|
size_t size;
|
|
} NC_dim;
|
|
|
|
typedef struct NC_dimarray {
|
|
size_t nalloc; /* number allocated >= nelems */
|
|
/* below gets xdr'd */
|
|
/* NCtype type = NC_DIMENSION */
|
|
size_t nelems; /* length of the array */
|
|
NC_hashmap *hashmap;
|
|
NC_dim **value;
|
|
} NC_dimarray;
|
|
|
|
/* Begin defined in dim.c */
|
|
|
|
extern void
|
|
free_NC_dim(NC_dim *dimp);
|
|
|
|
extern NC_dim *
|
|
new_x_NC_dim(NC_string *name);
|
|
|
|
extern int
|
|
find_NC_Udim(const NC_dimarray *ncap, NC_dim **dimpp);
|
|
|
|
/* dimarray */
|
|
|
|
extern void
|
|
free_NC_dimarrayV0(NC_dimarray *ncap);
|
|
|
|
extern void
|
|
free_NC_dimarrayV(NC_dimarray *ncap);
|
|
|
|
extern int
|
|
dup_NC_dimarrayV(NC_dimarray *ncap, const NC_dimarray *ref);
|
|
|
|
extern NC_dim *
|
|
elem_NC_dimarray(const NC_dimarray *ncap, size_t elem);
|
|
|
|
/* End defined in dim.c */
|
|
|
|
/*
|
|
* NC attribute
|
|
*/
|
|
typedef struct {
|
|
size_t xsz; /* amount of space at xvalue */
|
|
/* begin xdr */
|
|
NC_string *name;
|
|
nc_type type; /* the discriminant */
|
|
size_t nelems; /* length of the array */
|
|
void *xvalue; /* the actual data, in external representation */
|
|
/* end xdr */
|
|
} NC_attr;
|
|
|
|
typedef struct NC_attrarray {
|
|
size_t nalloc; /* number allocated >= nelems */
|
|
/* begin xdr */
|
|
/* NCtype type = NC_ATTRIBUTE */
|
|
size_t nelems; /* length of the array */
|
|
NC_attr **value;
|
|
/* end xdr */
|
|
} NC_attrarray;
|
|
|
|
/* Begin defined in attr.c */
|
|
|
|
extern void
|
|
free_NC_attr(NC_attr *attrp);
|
|
|
|
extern NC_attr *
|
|
new_x_NC_attr(
|
|
NC_string *strp,
|
|
nc_type type,
|
|
size_t nelems);
|
|
|
|
extern NC_attr **
|
|
NC_findattr(const NC_attrarray *ncap, const char *name);
|
|
|
|
/* attrarray */
|
|
|
|
extern void
|
|
free_NC_attrarrayV0(NC_attrarray *ncap);
|
|
|
|
extern void
|
|
free_NC_attrarrayV(NC_attrarray *ncap);
|
|
|
|
extern int
|
|
dup_NC_attrarrayV(NC_attrarray *ncap, const NC_attrarray *ref);
|
|
|
|
extern NC_attr *
|
|
elem_NC_attrarray(const NC_attrarray *ncap, size_t elem);
|
|
|
|
/* End defined in attr.c */
|
|
|
|
|
|
/*
|
|
* NC variable: description and data
|
|
*/
|
|
typedef struct NC_var {
|
|
size_t xsz; /* xszof 1 element */
|
|
size_t *shape; /* compiled info: dim->size of each dim */
|
|
off_t *dsizes; /* compiled info: the right to left product of shape */
|
|
/* begin xdr */
|
|
NC_string* name;
|
|
/* next two: formerly NC_iarray *assoc */ /* user definition */
|
|
size_t ndims; /* assoc->count */
|
|
int *dimids; /* assoc->value */
|
|
NC_attrarray attrs;
|
|
nc_type type; /* the discriminant */
|
|
long long len; /* the total length originally allocated */
|
|
off_t begin;
|
|
/* end xdr */
|
|
int no_fill; /* whether fill mode is ON or OFF */
|
|
} NC_var;
|
|
|
|
typedef struct NC_vararray {
|
|
size_t nalloc; /* number allocated >= nelems */
|
|
/* begin xdr */
|
|
/* NCtype type = NC_VARIABLE */
|
|
size_t nelems; /* length of the array */
|
|
NC_hashmap *hashmap;
|
|
NC_var **value;
|
|
} NC_vararray;
|
|
|
|
/* Begin defined in var.c */
|
|
|
|
extern void
|
|
free_NC_var(NC_var *varp);
|
|
|
|
extern NC_var *
|
|
new_x_NC_var(
|
|
NC_string *strp,
|
|
size_t ndims);
|
|
|
|
/* vararray */
|
|
|
|
extern void
|
|
free_NC_vararrayV0(NC_vararray *ncap);
|
|
|
|
extern void
|
|
free_NC_vararrayV(NC_vararray *ncap);
|
|
|
|
extern int
|
|
dup_NC_vararrayV(NC_vararray *ncap, const NC_vararray *ref);
|
|
|
|
extern int
|
|
NC_var_shape(NC_var *varp, const NC_dimarray *dims);
|
|
|
|
extern int
|
|
NC_findvar(const NC_vararray *ncap, const char *name, NC_var **varpp);
|
|
|
|
extern int
|
|
NC_check_vlen(NC_var *varp, long long vlen_max);
|
|
|
|
extern int
|
|
NC_lookupvar(NC3_INFO* ncp, int varid, NC_var **varp);
|
|
|
|
/* End defined in var.c */
|
|
|
|
#define IS_RECVAR(vp) \
|
|
((vp)->shape != NULL ? (*(vp)->shape == NC_UNLIMITED) : 0 )
|
|
|
|
#ifdef LOCKNUMREC
|
|
/*
|
|
* typedef SHMEM type
|
|
* for whenever the SHMEM functions can handle other than shorts
|
|
*/
|
|
typedef unsigned short int ushmem_t;
|
|
typedef short int shmem_t;
|
|
#endif
|
|
|
|
struct NC3_INFO {
|
|
/* contains the previous NC during redef. */
|
|
NC3_INFO *old;
|
|
/* flags */
|
|
#define NC_CREAT 2 /* in create phase, cleared by ncendef */
|
|
#define NC_INDEF 8 /* in define mode, cleared by ncendef */
|
|
#define NC_NSYNC 0x10 /* synchronise numrecs on change */
|
|
#define NC_HSYNC 0x20 /* synchronise whole header on change */
|
|
#define NC_NDIRTY 0x40 /* numrecs has changed */
|
|
#define NC_HDIRTY 0x80 /* header info has changed */
|
|
/* NC_NOFILL in netcdf.h, historical interface */
|
|
int flags;
|
|
struct ncio* nciop;
|
|
size_t chunk; /* largest extent this layer will request from ncio->get() */
|
|
size_t xsz; /* external size of this header, == var[0].begin */
|
|
off_t begin_var; /* position of the first (non-record) var */
|
|
off_t begin_rec; /* position of the first 'record' */
|
|
/* Don't constrain maximum size of record unnecessarily */
|
|
#if SIZEOF_OFF_T > SIZEOF_SIZE_T
|
|
off_t recsize; /* length of 'record' */
|
|
#else
|
|
size_t recsize; /* length of 'record' */
|
|
#endif
|
|
/* below gets xdr'd */
|
|
size_t numrecs; /* number of 'records' allocated */
|
|
NC_dimarray dims;
|
|
NC_attrarray attrs;
|
|
NC_vararray vars;
|
|
#ifdef LOCKNUMREC
|
|
/* size and named indexes for the lock array protecting NC.numrecs */
|
|
# define LOCKNUMREC_DIM 4
|
|
# define LOCKNUMREC_VALUE 0
|
|
# define LOCKNUMREC_LOCK 1
|
|
# define LOCKNUMREC_SERVING 2
|
|
# define LOCKNUMREC_BASEPE 3
|
|
/* Used on Cray T3E MPP to maintain the
|
|
* integrity of numrecs for an unlimited dimension
|
|
*/
|
|
ushmem_t lock[LOCKNUMREC_DIM];
|
|
#endif
|
|
};
|
|
|
|
#define NC_readonly(ncp) \
|
|
(!fIsSet((ncp)->nciop->ioflags, NC_WRITE))
|
|
|
|
#define NC_set_readonly(ncp) \
|
|
fClr((ncp)->flags, NC_WRITE)
|
|
|
|
#define NC_IsNew(ncp) \
|
|
fIsSet((ncp)->flags, NC_CREAT)
|
|
|
|
#define NC_indef(ncp) \
|
|
(NC_IsNew(ncp) || fIsSet((ncp)->flags, NC_INDEF))
|
|
|
|
#define set_NC_ndirty(ncp) \
|
|
fSet((ncp)->flags, NC_NDIRTY)
|
|
|
|
#define NC_ndirty(ncp) \
|
|
fIsSet((ncp)->flags, NC_NDIRTY)
|
|
|
|
#define set_NC_hdirty(ncp) \
|
|
fSet((ncp)->flags, NC_HDIRTY)
|
|
|
|
#define NC_hdirty(ncp) \
|
|
fIsSet((ncp)->flags, NC_HDIRTY)
|
|
|
|
#define NC_dofill(ncp) \
|
|
(!fIsSet((ncp)->flags, NC_NOFILL))
|
|
|
|
#define NC_doHsync(ncp) \
|
|
fIsSet((ncp)->flags, NC_HSYNC)
|
|
|
|
#define NC_doNsync(ncp) \
|
|
fIsSet((ncp)->flags, NC_NSYNC)
|
|
|
|
#ifndef LOCKNUMREC
|
|
# define NC_get_numrecs(nc3i) \
|
|
((nc3i)->numrecs)
|
|
|
|
# define NC_set_numrecs(nc3i, nrecs) \
|
|
{(nc3i)->numrecs = (nrecs);}
|
|
|
|
# define NC_increase_numrecs(nc3i, nrecs) \
|
|
{if((nrecs) > (nc3i)->numrecs) ((nc3i)->numrecs = (nrecs));}
|
|
#else
|
|
size_t NC_get_numrecs(const NC3_INFO *nc3i);
|
|
void NC_set_numrecs(NC3_INFO *nc3i, size_t nrecs);
|
|
void NC_increase_numrecs(NC3_INFO *nc3i, size_t nrecs);
|
|
#endif
|
|
|
|
/* Begin defined in nc.c */
|
|
|
|
extern int
|
|
nc3_cktype(int mode, nc_type datatype);
|
|
|
|
extern size_t
|
|
ncx_howmany(nc_type type, size_t xbufsize);
|
|
|
|
extern int
|
|
read_numrecs(NC3_INFO* ncp);
|
|
|
|
extern int
|
|
write_numrecs(NC3_INFO* ncp);
|
|
|
|
extern int
|
|
NC_sync(NC3_INFO* ncp);
|
|
|
|
extern int
|
|
NC_calcsize(const NC3_INFO* ncp, off_t *filesizep);
|
|
|
|
extern int
|
|
NC3_inq_default_fill_value(int xtype, void *fillp);
|
|
|
|
extern int
|
|
NC3_inq_var_fill(const NC_var *varp, void *fill_value);
|
|
|
|
/* End defined in nc.c */
|
|
/* Begin defined in v1hpg.c */
|
|
|
|
extern size_t
|
|
ncx_len_NC(const NC3_INFO* ncp, size_t sizeof_off_t);
|
|
|
|
extern int
|
|
ncx_put_NC(const NC3_INFO* ncp, void **xpp, off_t offset, size_t extent);
|
|
|
|
extern int
|
|
nc_get_NC(NC3_INFO* ncp);
|
|
|
|
/* End defined in v1hpg.c */
|
|
/* Begin defined in putget.c */
|
|
|
|
extern int
|
|
fill_NC_var(NC3_INFO* ncp, const NC_var *varp, long long varsize, size_t recno);
|
|
|
|
extern int
|
|
nc_inq_rec(int ncid, size_t *nrecvars, int *recvarids, size_t *recsizes);
|
|
|
|
extern int
|
|
nc_get_rec(int ncid, size_t recnum, void **datap);
|
|
|
|
extern int
|
|
nc_put_rec(int ncid, size_t recnum, void *const *datap);
|
|
|
|
/* End defined in putget.c */
|
|
|
|
extern int
|
|
NC_check_vlens(NC3_INFO *ncp);
|
|
|
|
extern int
|
|
NC_check_voffs(NC3_INFO *ncp);
|
|
|
|
/* Define accessors for the dispatchdata */
|
|
#define NC3_DATA(nc) ((NC3_INFO*)(nc)->dispatchdata)
|
|
#define NC3_DATA_SET(nc,data) ((nc)->dispatchdata = (void*)(data))
|
|
|
|
#endif /* _NC3INTERNAL_ */
|