mirror of
https://github.com/Unidata/netcdf-c.git
synced 2024-12-09 08:11:38 +08:00
264 lines
10 KiB
C
264 lines
10 KiB
C
/*********************************************************************
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* Copyright 1993, UCAR/Unidata
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* See netcdf/COPYRIGHT file for copying and redistribution conditions.
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*********************************************************************/
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#include "config.h"
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#include "ncdap.h"
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NCerror
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dapconvert(nc_type srctype, nc_type dsttype, char* memory0, char* value0, size_t count)
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{
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NCerror ncstat = NC_NOERR;
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size_t i;
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char* memory = memory0;
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char* value = value0;
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/* In order to deal with the DAP upgrade problem,
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try to preserve the bit patterns
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*/
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/* Provide space and pointer casts for intermediate results */
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signed char ncbyte;
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signed char* ncbytep;
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char ncchar;
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char* nccharp;
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short ncshort;
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short* ncshortp;
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int ncint;
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int* ncintp;
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float ncfloat;
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float* ncfloatp;
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double ncdouble;
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double* ncdoublep;
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unsigned char ncubyte;
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unsigned char* ncubytep;
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unsigned short ncushort;
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unsigned short* ncushortp;
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unsigned int ncuint;
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unsigned int* ncuintp;
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long long ncint64;
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long long* ncint64p;
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unsigned long long ncuint64;
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unsigned long long* ncuint64p;
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#define CASE(nc1,nc2) (nc1*256+nc2)
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#define CUT8(e) ((unsigned char)((e) & 0xff))
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#define CUT16(e) ((unsigned short)((e) & 0xffff))
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#define CUT32(e) ((unsigned int)((e) & 0xffffffff))
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#define ARM(vs,ncs,ts,vd,ncd,td) \
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case CASE(ncs,ncd):\
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vs##p = (ts *)value;\
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vs = *vs##p;\
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vd##p = (td *)memory;\
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*vd##p = (td)vs;\
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break;
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for(i=0;i<count;i++) {
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switch (CASE(srctype,dsttype)) {
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ARM(ncchar,NC_CHAR,char,ncchar,NC_CHAR,char)
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ARM(ncchar,NC_CHAR,char,ncbyte,NC_BYTE,signed char)
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ARM(ncchar,NC_CHAR,char,ncubyte,NC_UBYTE,unsigned char)
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ARM(ncchar,NC_CHAR,char,ncshort,NC_SHORT,short)
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ARM(ncchar,NC_CHAR,char,ncushort,NC_USHORT,unsigned short)
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ARM(ncchar,NC_CHAR,char,ncint,NC_INT,int)
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ARM(ncchar,NC_CHAR,char,ncuint,NC_UINT,unsigned int)
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ARM(ncchar,NC_CHAR,char,ncint64,NC_INT64,long long)
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ARM(ncchar,NC_CHAR,char,ncuint64,NC_UINT64,unsigned long long)
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ARM(ncchar,NC_CHAR,char,ncfloat,NC_FLOAT,float)
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ARM(ncchar,NC_CHAR,char,ncdouble,NC_DOUBLE,double)
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ARM(ncbyte,NC_BYTE,signed char,ncchar,NC_CHAR,char)
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ARM(ncbyte,NC_BYTE,signed char,ncbyte,NC_BYTE,signed char)
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ARM(ncbyte,NC_BYTE,signed char,ncubyte,NC_UBYTE,unsigned char)
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ARM(ncbyte,NC_BYTE,signed char,ncshort,NC_SHORT,short)
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ARM(ncbyte,NC_BYTE,signed char,ncushort,NC_USHORT,unsigned short)
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ARM(ncbyte,NC_BYTE,signed char,ncint,NC_INT,int)
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ARM(ncbyte,NC_BYTE,signed char,ncuint,NC_UINT,unsigned int)
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ARM(ncbyte,NC_BYTE,signed char,ncint64,NC_INT64,long long)
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ARM(ncbyte,NC_BYTE,signed char,ncuint64,NC_UINT64,unsigned long long)
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ARM(ncbyte,NC_BYTE,signed char,ncfloat,NC_FLOAT,float)
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ARM(ncbyte,NC_BYTE,signed char,ncdouble,NC_DOUBLE,double)
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ARM(ncubyte,NC_UBYTE,unsigned char,ncchar,NC_CHAR,char)
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ARM(ncubyte,NC_UBYTE,unsigned char,ncbyte,NC_BYTE,signed char)
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ARM(ncubyte,NC_UBYTE,unsigned char,ncubyte,NC_UBYTE,unsigned char)
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ARM(ncubyte,NC_UBYTE,unsigned char,ncshort,NC_SHORT,short)
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ARM(ncubyte,NC_UBYTE,unsigned char,ncushort,NC_USHORT,unsigned short)
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ARM(ncubyte,NC_UBYTE,unsigned char,ncint,NC_INT,int)
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ARM(ncubyte,NC_UBYTE,unsigned char,ncuint,NC_UINT,unsigned int)
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ARM(ncubyte,NC_UBYTE,unsigned char,ncint64,NC_INT64,long long)
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ARM(ncubyte,NC_UBYTE,unsigned char,ncuint64,NC_UINT64,unsigned long long)
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ARM(ncubyte,NC_UBYTE,unsigned char,ncfloat,NC_FLOAT,float)
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ARM(ncubyte,NC_UBYTE,unsigned char,ncdouble,NC_DOUBLE,double)
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ARM(ncshort,NC_SHORT,short,ncchar,NC_CHAR,char)
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ARM(ncshort,NC_SHORT,short,ncbyte,NC_BYTE,signed char)
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ARM(ncshort,NC_SHORT,short,ncubyte,NC_UBYTE,unsigned char)
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ARM(ncshort,NC_SHORT,short,ncshort,NC_SHORT,short)
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ARM(ncshort,NC_SHORT,short,ncushort,NC_USHORT,unsigned short)
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ARM(ncshort,NC_SHORT,short,ncint,NC_INT,int)
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ARM(ncshort,NC_SHORT,short,ncuint,NC_UINT,unsigned int)
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ARM(ncshort,NC_SHORT,short,ncint64,NC_INT64,long long)
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ARM(ncshort,NC_SHORT,short,ncuint64,NC_UINT64,unsigned long long)
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ARM(ncshort,NC_SHORT,short,ncfloat,NC_FLOAT,float)
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ARM(ncshort,NC_SHORT,short,ncdouble,NC_DOUBLE,double)
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ARM(ncushort,NC_USHORT,unsigned short,ncchar,NC_CHAR,char)
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ARM(ncushort,NC_USHORT,unsigned short,ncbyte,NC_BYTE,signed char)
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ARM(ncushort,NC_USHORT,unsigned short,ncubyte,NC_UBYTE,unsigned char)
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ARM(ncushort,NC_USHORT,unsigned short,ncshort,NC_SHORT,short)
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ARM(ncushort,NC_USHORT,unsigned short,ncushort,NC_USHORT,unsigned short)
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ARM(ncushort,NC_USHORT,unsigned short,ncint,NC_INT,int)
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ARM(ncushort,NC_USHORT,unsigned short,ncuint,NC_UINT,unsigned int)
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ARM(ncushort,NC_USHORT,unsigned short,ncint64,NC_INT64,long long)
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ARM(ncushort,NC_USHORT,unsigned short,ncuint64,NC_UINT64,unsigned long long)
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ARM(ncushort,NC_USHORT,unsigned short,ncfloat,NC_FLOAT,float)
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ARM(ncushort,NC_USHORT,unsigned short,ncdouble,NC_DOUBLE,double)
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ARM(ncint,NC_INT,int,ncchar,NC_CHAR,char)
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ARM(ncint,NC_INT,int,ncbyte,NC_BYTE,signed char)
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ARM(ncint,NC_INT,int,ncubyte,NC_UBYTE,unsigned char)
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ARM(ncint,NC_INT,int,ncshort,NC_SHORT,short)
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ARM(ncint,NC_INT,int,ncushort,NC_USHORT,unsigned short)
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ARM(ncint,NC_INT,int,ncint,NC_INT,int)
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ARM(ncint,NC_INT,int,ncuint,NC_UINT,unsigned int)
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ARM(ncint,NC_INT,int,ncint64,NC_INT64,long long)
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ARM(ncint,NC_INT,int,ncuint64,NC_UINT64,unsigned long long)
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ARM(ncint,NC_INT,int,ncfloat,NC_FLOAT,float)
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ARM(ncint,NC_INT,int,ncdouble,NC_DOUBLE,double)
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ARM(ncuint,NC_UINT,unsigned int,ncchar,NC_CHAR,char)
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ARM(ncuint,NC_UINT,unsigned int,ncbyte,NC_BYTE,signed char)
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ARM(ncuint,NC_UINT,unsigned int,ncubyte,NC_UBYTE,unsigned char)
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ARM(ncuint,NC_UINT,unsigned int,ncshort,NC_SHORT,short)
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ARM(ncuint,NC_UINT,unsigned int,ncushort,NC_USHORT,unsigned short)
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ARM(ncuint,NC_UINT,unsigned int,ncint,NC_INT,int)
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ARM(ncuint,NC_UINT,unsigned int,ncuint,NC_UINT,unsigned int)
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ARM(ncuint,NC_UINT,unsigned int,ncint64,NC_INT64,long long)
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ARM(ncuint,NC_UINT,unsigned int,ncuint64,NC_UINT64,unsigned long long)
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ARM(ncuint,NC_UINT,unsigned int,ncfloat,NC_FLOAT,float)
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ARM(ncuint,NC_UINT,unsigned int,ncdouble,NC_DOUBLE,double)
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ARM(ncint64,NC_INT64,long long,ncchar,NC_CHAR,char)
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ARM(ncint64,NC_INT64,long long,ncbyte,NC_BYTE,signed char)
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ARM(ncint64,NC_INT64,long long,ncubyte,NC_UBYTE,unsigned char)
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ARM(ncint64,NC_INT64,long long,ncshort,NC_SHORT,short)
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ARM(ncint64,NC_INT64,long long,ncushort,NC_USHORT,unsigned short)
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ARM(ncint64,NC_INT64,long long,ncint,NC_INT,int)
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ARM(ncint64,NC_INT64,long long,ncuint,NC_UINT,unsigned int)
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ARM(ncint64,NC_INT64,long long,ncint64,NC_INT64,long long)
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ARM(ncint64,NC_INT64,long long,ncuint64,NC_UINT64,unsigned long long)
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ARM(ncint64,NC_INT64,long long,ncfloat,NC_FLOAT,float)
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ARM(ncint64,NC_INT64,long long,ncdouble,NC_DOUBLE,double)
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ARM(ncuint64,NC_UINT64,unsigned long long,ncchar,NC_CHAR,char)
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ARM(ncuint64,NC_UINT64,unsigned long long,ncbyte,NC_BYTE,signed char)
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ARM(ncuint64,NC_UINT64,unsigned long long,ncubyte,NC_UBYTE,unsigned char)
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ARM(ncuint64,NC_UINT64,unsigned long long,ncshort,NC_SHORT,short)
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ARM(ncuint64,NC_UINT64,unsigned long long,ncushort,NC_USHORT,unsigned short)
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ARM(ncuint64,NC_UINT64,unsigned long long,ncint,NC_INT,int)
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ARM(ncuint64,NC_UINT64,unsigned long long,ncuint,NC_UINT,unsigned int)
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ARM(ncuint64,NC_UINT64,unsigned long long,ncint64,NC_INT64,long long)
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ARM(ncuint64,NC_UINT64,unsigned long long,ncuint64,NC_UINT64,unsigned long long)
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ARM(ncuint64,NC_UINT64,unsigned long long,ncfloat,NC_FLOAT,float)
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ARM(ncuint64,NC_UINT64,unsigned long long,ncdouble,NC_DOUBLE,double)
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ARM(ncfloat,NC_FLOAT,float,ncchar,NC_CHAR,char)
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ARM(ncfloat,NC_FLOAT,float,ncbyte,NC_BYTE,signed char)
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ARM(ncfloat,NC_FLOAT,float,ncubyte,NC_UBYTE,unsigned char)
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ARM(ncfloat,NC_FLOAT,float,ncshort,NC_SHORT,short)
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ARM(ncfloat,NC_FLOAT,float,ncushort,NC_USHORT,unsigned short)
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ARM(ncfloat,NC_FLOAT,float,ncint,NC_INT,int)
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ARM(ncfloat,NC_FLOAT,float,ncuint,NC_UINT,unsigned int)
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ARM(ncfloat,NC_FLOAT,float,ncint64,NC_INT64,long long)
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ARM(ncfloat,NC_FLOAT,float,ncuint64,NC_UINT64,unsigned long long)
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ARM(ncfloat,NC_FLOAT,float,ncfloat,NC_FLOAT,float)
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ARM(ncfloat,NC_FLOAT,float,ncdouble,NC_DOUBLE,double)
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ARM(ncdouble,NC_DOUBLE,double,ncchar,NC_CHAR,char)
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ARM(ncdouble,NC_DOUBLE,double,ncbyte,NC_BYTE,signed char)
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ARM(ncdouble,NC_DOUBLE,double,ncubyte,NC_UBYTE,unsigned char)
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ARM(ncdouble,NC_DOUBLE,double,ncshort,NC_SHORT,short)
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ARM(ncdouble,NC_DOUBLE,double,ncushort,NC_USHORT,unsigned short)
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ARM(ncdouble,NC_DOUBLE,double,ncint,NC_INT,int)
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ARM(ncdouble,NC_DOUBLE,double,ncuint,NC_UINT,unsigned int)
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ARM(ncdouble,NC_DOUBLE,double,ncint64,NC_INT64,long long)
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ARM(ncdouble,NC_DOUBLE,double,ncuint64,NC_UINT64,unsigned long long)
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ARM(ncdouble,NC_DOUBLE,double,ncfloat,NC_FLOAT,float)
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ARM(ncdouble,NC_DOUBLE,double,ncdouble,NC_DOUBLE,double)
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default: ncstat = NC_EINVAL; THROWCHK(ncstat); goto fail;
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}
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value += nctypesizeof(srctype);
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memory += nctypesizeof(dsttype);
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}
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fail:
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return THROW(ncstat);
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}
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NCerror
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dapcvtattrval(nc_type etype, void* dst, NClist* src)
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{
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int i,ok;
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NCerror ncstat = NC_NOERR;
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unsigned int memsize = nctypesizeof(etype);
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unsigned int nvalues = nclistlength(src);
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char* dstmem = (char*)dst;
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for(i=0;i<nvalues;i++) {
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char* s = (char*)nclistget(src,i);
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ok = 0;
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switch (etype) {
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case NC_BYTE: {
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unsigned char* p = (unsigned char*)dstmem;
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ok = sscanf(s,"%hhu",p);
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} break;
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case NC_CHAR: {
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signed char* p = (signed char*)dstmem;
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ok = sscanf(s,"%c",p);
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} break;
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case NC_SHORT: {
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short* p = (short*)dstmem;
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ok = sscanf(s,"%hd",p);
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} break;
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case NC_INT: {
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int* p = (int*)dstmem;
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ok = sscanf(s,"%d",p);
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} break;
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case NC_FLOAT: {
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float* p = (float*)dstmem;
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ok = sscanf(s,"%g",p);
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} break;
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case NC_DOUBLE: {
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double* p = (double*)dstmem;
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ok = sscanf(s,"%lg",p);
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} break;
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case NC_UBYTE: {
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unsigned char* p = (unsigned char*)dstmem;
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ok = sscanf(s,"%hhu",p);
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} break;
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case NC_USHORT: {
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unsigned short* p = (unsigned short*)dstmem;
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ok = sscanf(s,"%hu",p);
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} break;
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case NC_UINT: {
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unsigned int* p = (unsigned int*)dstmem;
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ok = sscanf(s,"%u",p);
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} break;
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case NC_INT64: {
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long long* p = (long long*)dstmem;
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ok = sscanf(s,"%lld",p);
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} break;
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case NC_UINT64: {
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unsigned long long* p = (unsigned long long*)dstmem;
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ok = sscanf(s,"%llu",p);
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} break;
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case NC_STRING: case NC_URL: {
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char** p = (char**)dstmem;
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*p = nulldup(s);
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ok = 1;
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} break;
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default:
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PANIC1("unexpected nc_type: %d",(int)etype);
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}
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if(ok != 1) {ncstat = NC_EINVAL; goto done;}
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dstmem += memsize;
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}
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done:
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return THROW(ncstat);
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}
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