mirror of
https://github.com/Unidata/netcdf-c.git
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5ca78309cc
contain as little file-type specific info as possible. It modifies especially libsrc so that all of the netcdf-3 data that used to be in struct NC is now kept in a separate chunk of data pointed to by the struct NC. This makes all of current protocols consistent: netcdf-3, netcdf-4, and dap.
499 lines
12 KiB
C
499 lines
12 KiB
C
/*********************************************************************
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Copyright 2010, UCAR/Unidata See netcdf/COPYRIGHT file for
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copying and redistribution conditions.
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$Id: nc3dispatch.c,v 2.8 2010/05/26 11:11:26 ed Exp $
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*********************************************************************/
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#include "config.h"
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#include <stdlib.h>
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#include <string.h>
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#include "netcdf.h"
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#include "nc3internal.h"
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#include "nc3dispatch.h"
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#ifndef NC_CONTIGUOUS
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#define NC_CONTIGUOUS 1
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#endif
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#ifndef NC_ENOTNC4
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#define NC_ENOTNC4 (-111)
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#endif
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#ifndef NC_ENOGRP
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#define NC_ENOGRP (-125)
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#endif
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#ifndef NC_STRING
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#define NC_STRING (12)
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#endif
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static int NC3_inq_var_all(int ncid, int varid, char *name, nc_type *xtypep,
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int *ndimsp, int *dimidsp, int *nattsp,
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int *shufflep, int *deflatep, int *deflate_levelp,
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int *fletcher32p, int *contiguousp, size_t *chunksizesp,
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int *no_fill, void *fill_valuep, int *endiannessp,
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int *options_maskp, int *pixels_per_blockp);
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#ifdef USE_NETCDF4
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static int NC3_show_metadata(int);
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static int NC3_inq_unlimdims(int,int*,int*);
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static int NC3_var_par_access(int,int,int);
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static int NC3_inq_ncid(int,const char*,int*);
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static int NC3_inq_grps(int,int*,int*);
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static int NC3_inq_grpname(int,char*);
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static int NC3_inq_grpname_full(int,size_t*,char*);
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static int NC3_inq_grp_parent(int,int*);
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static int NC3_inq_grp_full_ncid(int,const char*,int*);
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static int NC3_inq_varids(int,int* nvars,int*);
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static int NC3_inq_dimids(int,int* ndims,int*,int);
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static int NC3_inq_typeids(int,int* ntypes,int*);
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static int NC3_inq_type_equal(int,nc_type,int,nc_type,int*);
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static int NC3_def_grp(int,const char*,int*);
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static int NC3_inq_user_type(int,nc_type,char*,size_t*,nc_type*,size_t*,int*);
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static int NC3_inq_typeid(int,const char*,nc_type*);
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static int NC3_def_compound(int,size_t,const char*,nc_type*);
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static int NC3_insert_compound(int,nc_type,const char*,size_t,nc_type);
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static int NC3_insert_array_compound(int,nc_type,const char*,size_t,nc_type,int,const int*);
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static int NC3_inq_compound_field(int,nc_type,int,char*,size_t*,nc_type*,int*,int*);
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static int NC3_inq_compound_fieldindex(int,nc_type,const char*,int*);
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static int NC3_def_vlen(int,const char*,nc_type base_typeid,nc_type*);
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static int NC3_put_vlen_element(int,int,void*,size_t,const void*);
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static int NC3_get_vlen_element(int,int,const void*,size_t*,void*);
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static int NC3_def_enum(int,nc_type,const char*,nc_type*);
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static int NC3_insert_enum(int,nc_type,const char*,const void*);
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static int NC3_inq_enum_member(int,nc_type,int,char*,void*);
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static int NC3_inq_enum_ident(int,nc_type,long long,char*);
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static int NC3_def_opaque(int,size_t,const char*,nc_type*);
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static int NC3_def_var_deflate(int,int,int,int,int);
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static int NC3_def_var_fletcher32(int,int,int);
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static int NC3_def_var_chunking(int,int,int,const size_t*);
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static int NC3_def_var_fill(int,int,int,const void*);
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static int NC3_def_var_endian(int,int,int);
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static int NC3_set_var_chunk_cache(int,int,size_t,size_t,float);
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static int NC3_get_var_chunk_cache(int,int,size_t*,size_t*,float*);
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#endif /*USE_NETCDF4*/
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NC_Dispatch NC3_dispatcher = {
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NC_DISPATCH_NC3,
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NC3_create,
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NC3_open,
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NC3_redef,
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NC3__enddef,
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NC3_sync,
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NC3_abort,
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NC3_close,
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NC3_set_fill,
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NC3_inq_base_pe,
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NC3_set_base_pe,
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NC3_inq_format,
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NC3_inq,
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NC3_inq_type,
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NC3_def_dim,
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NC3_inq_dimid,
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NC3_inq_dim,
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NC3_inq_unlimdim,
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NC3_rename_dim,
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NC3_inq_att,
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NC3_inq_attid,
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NC3_inq_attname,
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NC3_rename_att,
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NC3_del_att,
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NC3_get_att,
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NC3_put_att,
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NC3_def_var,
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NC3_inq_varid,
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NC3_rename_var,
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NC3_get_vara,
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NC3_put_vara,
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NCDEFAULT_get_vars,
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NCDEFAULT_put_vars,
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NCDEFAULT_get_varm,
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NCDEFAULT_put_varm,
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NC3_inq_var_all,
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#ifdef USE_NETCDF4
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NC3_show_metadata,
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NC3_inq_unlimdims,
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NC3_var_par_access,
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NC3_inq_ncid,
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NC3_inq_grps,
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NC3_inq_grpname,
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NC3_inq_grpname_full,
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NC3_inq_grp_parent,
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NC3_inq_grp_full_ncid,
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NC3_inq_varids,
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NC3_inq_dimids,
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NC3_inq_typeids,
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NC3_inq_type_equal,
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NC3_def_grp,
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NC3_inq_user_type,
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NC3_inq_typeid,
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NC3_def_compound,
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NC3_insert_compound,
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NC3_insert_array_compound,
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NC3_inq_compound_field,
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NC3_inq_compound_fieldindex,
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NC3_def_vlen,
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NC3_put_vlen_element,
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NC3_get_vlen_element,
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NC3_def_enum,
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NC3_insert_enum,
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NC3_inq_enum_member,
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NC3_inq_enum_ident,
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NC3_def_opaque,
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NC3_def_var_deflate,
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NC3_def_var_fletcher32,
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NC3_def_var_chunking,
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NC3_def_var_fill,
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NC3_def_var_endian,
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NC3_set_var_chunk_cache,
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NC3_get_var_chunk_cache,
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#endif /*_NC4DISPATCH_H*/
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};
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NC_Dispatch* NC3_dispatch_table = NULL; /* moved here from ddispatch.c */
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int
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NC3_initialize(void)
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{
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NC3_dispatch_table = &NC3_dispatcher;
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return NC_NOERR;
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}
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static int
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NC3_inq_var_all(int ncid, int varid, char *name, nc_type *xtypep,
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int *ndimsp, int *dimidsp, int *nattsp,
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int *shufflep, int *deflatep, int *deflate_levelp,
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int *fletcher32p, int *contiguousp, size_t *chunksizesp,
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int *no_fill, void *fill_valuep, int *endiannessp,
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int *options_maskp, int *pixels_per_blockp)
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{
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int stat = NC3_inq_var(ncid,varid,name,xtypep,ndimsp,dimidsp,nattsp);
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if(stat) return stat;
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if(shufflep) *shufflep = 0;
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if(deflatep) *deflatep = 0;
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if(fletcher32p) *fletcher32p = 0;
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if(contiguousp) *contiguousp = NC_CONTIGUOUS;
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if(no_fill) *no_fill = 1;
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if(endiannessp) return NC_ENOTNC4;
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if(options_maskp) return NC_ENOTNC4;
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return NC_NOERR;
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}
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#ifdef USE_NETCDF4
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static int
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NC3_inq_unlimdims(int ncid, int *ndimsp, int *unlimdimidsp)
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{
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int retval;
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int unlimid;
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if ((retval = nc_inq_unlimdim(ncid, &unlimid)))
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return retval;
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if (unlimid != -1) {
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if(ndimsp) *ndimsp = 1;
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if (unlimdimidsp)
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unlimdimidsp[0] = unlimid;
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} else
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if(ndimsp) *ndimsp = 0;
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return NC_NOERR;
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}
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static int
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NC3_def_grp(int parent_ncid, const char *name, int *new_ncid)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_inq_ncid(int ncid, const char *name, int *grp_ncid)
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{
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if(grp_ncid) *grp_ncid = ncid;
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return NC_NOERR;
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}
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static int
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NC3_inq_grps(int ncid, int *numgrps, int *ncids)
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{
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if (numgrps)
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*numgrps = 0;
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return NC_NOERR;
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}
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static int
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NC3_inq_grpname(int ncid, char *name)
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{
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if (name)
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strcpy(name, "/");
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return NC_NOERR;
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}
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static int
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NC3_inq_grpname_full(int ncid, size_t *lenp, char *full_name)
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{
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if (full_name)
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strcpy(full_name, "/");
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if(lenp) *lenp = 1;
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return NC_NOERR;
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}
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static int
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NC3_inq_grp_parent(int ncid, int *parent_ncid)
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{
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return NC_ENOGRP;
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}
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static int
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NC3_inq_grp_full_ncid(int ncid, const char *full_name, int *grp_ncid)
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{
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return NC_ENOGRP;
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}
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static int
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NC3_inq_varids(int ncid, int *nvarsp, int *varids)
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{
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int retval,v,nvars;
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/* If this is a netcdf-3 file, there is only one group, the root
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group, and its vars have ids 0 thru nvars - 1. */
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if ((retval = nc_inq(ncid, NULL, &nvars, NULL, NULL)))
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return retval;
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if(nvarsp) *nvarsp = nvars;
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if (varids)
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for (v = 0; v < nvars; v++)
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varids[v] = v;
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return NC_NOERR;
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}
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static int
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NC3_inq_dimids(int ncid, int *ndimsp, int *dimids, int include_parents)
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{
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int retval,d,ndims;
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/* If this is a netcdf-3 file, then the dimids are going to be 0
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thru ndims-1, so just provide them. */
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if ((retval = nc_inq(ncid, &ndims, NULL, NULL, NULL)))
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return retval;
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if(ndimsp) *ndimsp = ndims;
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if (dimids)
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for (d = 0; d < ndims; d++)
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dimids[d] = d;
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return NC_NOERR;
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}
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static int
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NC3_show_metadata(int ncid)
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{
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return NC_NOERR;
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}
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static int
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NC3_inq_type_equal(int ncid1, nc_type typeid1, int ncid2, nc_type typeid2, int* equalp)
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{
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/* Check input. */
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if(equalp == NULL) return NC_NOERR;
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if (typeid1 <= NC_NAT || typeid2 <= NC_NAT)
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return NC_EINVAL;
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*equalp = 0; /* assume */
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/* If one is atomic, and the other user-defined, the types are not equal */
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if ((typeid1 <= NC_STRING && typeid2 > NC_STRING) ||
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(typeid2 <= NC_STRING && typeid1 > NC_STRING)) {
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if (equalp) *equalp = 0;
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return NC_NOERR;
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}
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/* If both are atomic types, the answer is easy. */
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if (typeid1 <= ATOMICTYPEMAX) {
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if (equalp) {
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if (typeid1 == typeid2)
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*equalp = 1;
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else
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*equalp = 0;
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}
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return NC_NOERR;
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}
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return NC_NOERR;
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}
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static int
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NC3_inq_typeid(int ncid, const char *name, nc_type *typeidp)
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{
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int i;
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for (i = 0; i <= ATOMICTYPEMAX; i++)
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if (!strcmp(name, NC_atomictypename(i))) {
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if (typeidp) *typeidp = i;
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return NC_NOERR;
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}
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return NC_ENOTNC4;
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}
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static int
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NC3_inq_typeids(int ncid, int *ntypes, int *typeids)
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{
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if(ntypes) *ntypes = 0;
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return NC_NOERR;
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}
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static int
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NC3_inq_user_type(int ncid, nc_type typeid, char *name, size_t *size,
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nc_type *base_nc_typep, size_t *nfieldsp, int *classp)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_def_compound(int ncid, size_t size, const char *name, nc_type *typeidp)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_insert_compound(int ncid, nc_type typeid, const char *name, size_t offset,
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nc_type field_typeid)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_insert_array_compound(int ncid, nc_type typeid, const char *name,
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size_t offset, nc_type field_typeid,
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int ndims, const int *dim_sizes)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_inq_compound_field(int ncid, nc_type typeid, int fieldid, char *name,
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size_t *offsetp, nc_type *field_typeidp, int *ndimsp,
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int *dim_sizesp)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_inq_compound_fieldindex(int ncid, nc_type typeid, const char *name, int *fieldidp)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_def_opaque(int ncid, size_t datum_size, const char *name, nc_type* xtypep)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_def_vlen(int ncid, const char *name, nc_type base_typeid, nc_type* xtypep)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_def_enum(int ncid, nc_type base_typeid, const char *name,
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nc_type *typeidp)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_inq_enum_ident(int ncid, nc_type xtype, long long value, char *identifier)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_inq_enum_member(int ncid, nc_type typeid, int idx, char *identifier,
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void *value)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_insert_enum(int ncid, nc_type typeid, const char *identifier,
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const void *value)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_put_vlen_element(int ncid, int typeid, void *vlen_element,
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size_t len, const void *data)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_get_vlen_element(int ncid, int typeid, const void *vlen_element,
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size_t *len, void *data)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_set_var_chunk_cache(int ncid, int varid, size_t size, size_t nelems, float preemption)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_get_var_chunk_cache(int ncid, int varid, size_t *sizep, size_t *nelemsp, float *preemptionp)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_def_var_deflate(int ncid, int varid, int shuffle, int deflate,
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int deflate_level)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_def_var_fletcher32(int ncid, int varid, int fletcher32)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_def_var_chunking(int ncid, int varid, int contiguous, const size_t *chunksizesp)
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{
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return NC_ENOTNC4;
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}
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static int
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NC3_def_var_fill(int ncid, int varid, int no_fill, const void *fill_value)
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{
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return NC_ENOTNC4;
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}
|
|
|
|
static int
|
|
NC3_def_var_endian(int ncid, int varid, int endianness)
|
|
{
|
|
return NC_ENOTNC4;
|
|
}
|
|
|
|
static int
|
|
NC3_var_par_access(int ncid, int varid, int par_access)
|
|
{
|
|
return NC_ENOTNC4;
|
|
}
|
|
|
|
#endif /*USE_NETCDF4*/
|
|
|