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https://github.com/Unidata/netcdf-c.git
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220 lines
7.5 KiB
C
Executable File
220 lines
7.5 KiB
C
Executable File
/*********************************************************************
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* Copyright 2009, UCAR/Unidata
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* See netcdf/COPYRIGHT file for copying and redistribution conditions.
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*********************************************************************/
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/* $Id: data.h,v 1.5 2010/05/24 19:59:56 dmh Exp $ */
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/* $Header: /upc/share/CVS/netcdf-3/ncgen/data.h,v 1.5 2010/05/24 19:59:56 dmh Exp $ */
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#ifndef DATA_H
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#define DATA_H 1
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/* nmemonic*/
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#define TOPLEVEL 1
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/* any one possible value*/
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typedef union Constvalue {
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struct Datalist* compoundv; /* NC_COMPOUND*/
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char charv; /* NC_CHAR*/
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signed char int8v; /* NC_BYTE*/
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unsigned char uint8v; /* NC_UBYTE*/
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short int16v; /* NC_SHORT*/
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unsigned short uint16v; /* NC_USHORT*/
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int int32v; /* NC_INT*/
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unsigned int uint32v; /* NC_UINT*/
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long long int64v; /* NC_INT64*/
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unsigned long long uint64v; /* NC_UINT64*/
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float floatv; /* NC_FLOAT*/
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double doublev; /* NC_DOUBLE*/
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struct Stringv { /* NC_STRING*/
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int len;
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char* stringv;
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/*struct Datalist* charlist;*/
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} stringv;
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struct Opaquev { /* NC_OPAQUE*/
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int len; /* length as originally written (rounded to even number)*/
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char* stringv; /*as constant was written*/
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/* (padded to even # chars >= 16)*/
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/* without leading 0x*/
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} opaquev;
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struct Symbol* enumv; /* NC_ECONST*/
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} Constvalue;
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typedef struct Constant {
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nc_type nctype;
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int lineno;
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Constvalue value;
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int filled; /* was this originally NC_FILLVALUE? */
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} Constant;
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typedef struct Datalist {
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struct Datalist* next; /* chain of all known datalists*/
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int readonly; /* data field is shared with another Datalist*/
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size_t length; /* |data| */
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size_t alloc; /* track total allocated space for data field*/
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Constant* data; /* actual list of constants constituting the datalist*/
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/* Track various values associated with the datalist*/
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/* (used to be in Constvalue.compoundv)*/
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struct Vlen {
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struct Symbol* schema; /* type/var that defines structure of this*/
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unsigned int count; /* # of vlen basetype instances*/
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unsigned int uid; /* unique id for NC_VLEN*/
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} vlen;
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} Datalist;
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/* Define a structure to track
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location of current read point in the Datalist sequence
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In effect, we are parsing the data sequence.
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Push and pop of data sources is supported (see srcpush() below).*/
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typedef struct Datasrc {
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Constant* data; /* duplicate pointer; so do not free.*/
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int index;
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int length;
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int spliced; /* Was this list spliced into our parent ? */
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struct Datasrc* prev; /* linked list for debugging */
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} Datasrc;
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/* Define a holder for passing a start/count array */
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struct Vlendata {
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char* data;
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unsigned long count;
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};
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extern struct Vlendata* vlendata;
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/* Convenience*/
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#define SRCPUSH(iscmpd,src) {if(((iscmpd)=issublist(src))) {srcpush(src);}}
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#define SRCPOP(iscmpd,src) {if((iscmpd)) {srcpop(src);}}
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int issublist(Datasrc* src);
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int isstring(Datasrc* src);
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int isfillvalue(Datasrc* src);
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int istype(Datasrc* src, nc_type);
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int isstringable(nc_type nctype);
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#ifdef ENABLE_BINARY
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/* from: cdfdata.c */
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void bindata_array(struct Symbol*,Bytebuffer*,Datasrc*,Odometer*,int,Datalist*);
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void bindata_attrdata(struct Symbol* asym, Bytebuffer*);
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void bindata_vardata(struct Symbol* vsym, Bytebuffer*);
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void bindata_vlenconstants(List*);
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void bindata_basetype(struct Symbol*,struct Datasrc*,Bytebuffer*,struct Datalist*);
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#endif
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#ifdef ENABLE_C
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/* from: cdata.c */
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void cdata_attrdata(struct Symbol* asym, Bytebuffer*);
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void cdata_array(struct Symbol*,Bytebuffer*,Datasrc*,Odometer*,int,Datalist*);
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void cdata_basetype(struct Symbol*,struct Datasrc*,Bytebuffer*,struct Datalist*);
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void cdata_vlenconstants(List*,Bytebuffer*);
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char* cdata_const(Constant*);
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#endif
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#ifdef ENABLE_F77
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/* from: f77data.c */
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void f77data_attrdata(struct Symbol* asym, Bytebuffer*);
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void f77data_array(struct Symbol*,Bytebuffer*,Datasrc*,Odometer*,int,Datalist*);
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void f77data_basetype(struct Symbol*,struct Datasrc*,Bytebuffer*,struct Datalist*);
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char* f77data_const(Constant* ci);
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void f77quotestring(Bytebuffer* databuf);
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#endif
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#ifdef ENABLE_CML
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/* from: cmldata.c */
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void gencml_attrdata(struct Symbol* asym, Bytebuffer*);
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void gencml_scalardata(struct Symbol* vsym, Bytebuffer*);
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void gencml_arraydata(struct Symbol* vsym, Bytebuffer*);
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void gencml_vlenconstants(List*, Bytebuffer*);
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void gencml_fillvalue(struct Symbol*, Datalist*, Datasrc*, Bytebuffer*);
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void xquotestring(Bytebuffer* databuf);
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char* xconst(Constant* ci);
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#endif
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#ifdef ENABLE_JAVA
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/* from: jdata.c */
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void jdata_array(struct Symbol*,Bytebuffer*,Datasrc*,Odometer*,int,Datalist*);
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void jdata_basetype(struct Symbol*,struct Datasrc*,Bytebuffer*,struct Datalist*);
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char* jdata_const(Constant* ci);
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void jquotestring(Bytebuffer* databuf, char);
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#endif
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/* from: data.c */
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Constant gen_string(unsigned long, Datasrc*);
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int stringimplode(Constant* con);
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Constant cloneconstant(Constant* con); /* shallow clone*/
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Constant gen_stringall(unsigned long size, Datasrc* src, unsigned long);
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Constant* emptycompoundconst(int,Constant*);
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Constant* emptystringconst(int,Constant*);
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Datasrc* datalist2src(Datalist* list);
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Datasrc* const2src(Constant*);
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Constant list2const(Datalist*);
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Datalist* const2list(Constant* con);
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void freedatasrc(Datasrc* src);
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void srcpush(Datasrc*);
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void srcpushlist(Datasrc* src, Datalist* cmpd);
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void srcpop(Datasrc*);
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void srcmoveto(Datasrc*,size_t);
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void srcmove(Datasrc*,size_t);
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void srcsetfill(Datasrc* ds, Datalist* list);
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Datalist* datalistclone(Datalist* dl);
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Datalist* datalistconcat(Datalist* dl1, Datalist* dl2);
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Datalist* datalistappend(Datalist* dl, Constant* con);
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Datalist* datalistreplace(Datalist* dl, unsigned int index, Constant* con);
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int datalistline(Datalist*);
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Constant* srcnext(Datasrc*);
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int srclast(Datasrc*); /* are we at the last entry ? */
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int srcmore(Datasrc*);
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int srcline(Datasrc* ds);
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void srcsplice(Datasrc* ds, Datalist* list);
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void alignbuffer(struct Constant* prim, Bytebuffer* buf);
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/* Code dump support procedures */
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void bbindent(Bytebuffer*,const int);
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void bbprintf(Bytebuffer*,const char *fmt, ...);
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void bbprintf0(Bytebuffer*,const char *fmt, ...);
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/* Following dump to codebuffer */
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void codeprintf(const char *fmt, ...);
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void codedump(Bytebuffer*);
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void codepartial(const char*);
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void codeline(const char*);
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void codelined(int n,const char*);
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void codeflush(void); /* flush codebuffer to stdout */
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void commify(Bytebuffer* buf);
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char* word(char* p, Bytebuffer* buf);
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/* Provide buffers for language based generators */
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extern Bytebuffer* codebuffer; /* buffer over the std output */
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extern Bytebuffer* stmt; /* single stmt text generation */
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#ifdef FASTDATASRC
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#define srcpeek(ds) ((ds)==NULL || (ds)->index >= (ds)->max?NULL:(ds)->data+(ds)->index)
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#else
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Constant* srcpeek(Datasrc*);
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#endif
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/* Aliases */
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#define srcincr(src) srcnext(src)
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#define srcget(src) srcpeek(src)
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extern Constant nullconstant;
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extern Constant fillconstant;
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/* From genchar.c */
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void gen_charattr(struct Symbol* asym, Bytebuffer* databuf);
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void gen_chararray(struct Symbol* vsym, Bytebuffer* databuf, Datalist* fillsrc);
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void gen_charfield(Datasrc* src, Odometer*, Bytebuffer* databuf);
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void gen_charvlen(Datasrc*, Bytebuffer*);
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int collectstring(struct Constant*, size_t, Bytebuffer*, int);
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int getfillchar(Datalist* fillsrc);
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int buildcanonicalcharlist(Datalist*, size_t, int, Constant*);
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void padstring(Constant* con, size_t desiredlength, int fillchar);
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#endif /*DATA_H*/
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