/usr/include/ncvalues.h is in libnetcdf-cxx-legacy-dev 4.2-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright 1992, University Corporation for Atmospheric Research
* See netcdf/README file for copying and redistribution conditions.
*
* Purpose: interface for classes of typed arrays for netCDF
*
* $Header: /upc/share/CVS/netcdf-3/cxx/ncvalues.h,v 1.7 2006/07/26 21:12:06 russ Exp $
*********************************************************************/
#ifndef Ncvalues_def
#define Ncvalues_def
#include <iostream>
#include <sstream>
#include <limits.h>
#include "netcdf.h"
// Documentation warned this might change and now it has, for
// consistency with C interface
typedef signed char ncbyte;
#define NC_UNSPECIFIED ((nc_type)0)
// C++ interface dates from before netcdf-3, still uses some netcdf-2 names
#ifdef NO_NETCDF_2
#define NC_LONG NC_INT
#define FILL_LONG NC_FILL_INT
typedef int nclong;
#define NC_FATAL 1
#define NC_VERBOSE 2
#endif
enum NcType
{
ncNoType = NC_UNSPECIFIED,
ncByte = NC_BYTE,
ncChar = NC_CHAR,
ncShort = NC_SHORT,
ncInt = NC_INT,
ncLong = NC_LONG, // deprecated, someday want to use for 64-bit ints
ncFloat = NC_FLOAT,
ncDouble = NC_DOUBLE
};
#define ncBad_ncbyte ncBad_byte
static const ncbyte ncBad_byte = NC_FILL_BYTE;
static const char ncBad_char = NC_FILL_CHAR;
static const short ncBad_short = NC_FILL_SHORT;
static const nclong ncBad_nclong = FILL_LONG; // deprecated
static const int ncBad_int = NC_FILL_INT;
static const long ncBad_long = FILL_LONG; // deprecated
static const float ncBad_float = NC_FILL_FLOAT;
static const double ncBad_double = NC_FILL_DOUBLE;
// macros to glue tokens together to form new names (used to be in generic.h)
#define name2(a,b) a ## b
#define declare(clas,t) name2(clas,declare)(t)
#define implement(clas,t) name2(clas,implement)(t)
// This is the same as the name2 macro, but we need to define our own
// version since rescanning something generated with the name2 macro
// won't necessarily cause name2 to be expanded again.
#define makename2(z, y) makename2_x(z, y)
#define makename2_x(z, y) z##y
#define NcVal(TYPE) makename2(NcValues_,TYPE)
#define NcValuesdeclare(TYPE) \
class NcVal(TYPE) : public NcValues \
{ \
public: \
NcVal(TYPE)( void ); \
NcVal(TYPE)(long num); \
NcVal(TYPE)(long num, const TYPE* vals); \
NcVal(TYPE)(const NcVal(TYPE)&); \
virtual NcVal(TYPE)& operator=(const NcVal(TYPE)&); \
virtual ~NcVal(TYPE)( void ); \
virtual void* base( void ) const; \
virtual int bytes_for_one( void ) const; \
virtual ncbyte as_ncbyte( long n ) const; \
virtual char as_char( long n ) const; \
virtual short as_short( long n ) const; \
virtual int as_int( long n ) const; \
virtual int as_nclong( long n ) const; \
virtual long as_long( long n ) const; \
virtual float as_float( long n ) const; \
virtual double as_double( long n ) const; \
virtual char* as_string( long n ) const; \
virtual int invalid( void ) const; \
private: \
TYPE* the_values; \
std::ostream& print(std::ostream&) const; \
};
#define NcTypeEnum(TYPE) makename2(_nc__,TYPE)
#define _nc__ncbyte ncByte
#define _nc__char ncChar
#define _nc__short ncShort
#define _nc__int ncInt
#define _nc__nclong ncLong
#define _nc__long ncLong
#define _nc__float ncFloat
#define _nc__double ncDouble
#define NcValuesimplement(TYPE) \
NcVal(TYPE)::NcVal(TYPE)( void ) \
: NcValues(NcTypeEnum(TYPE), 0), the_values(0) \
{} \
\
NcVal(TYPE)::NcVal(TYPE)(long num, const TYPE* vals) \
: NcValues(NcTypeEnum(TYPE), num) \
{ \
the_values = new TYPE[num]; \
for(int i = 0; i < num; i++) \
the_values[i] = vals[i]; \
} \
\
NcVal(TYPE)::NcVal(TYPE)(long num) \
: NcValues(NcTypeEnum(TYPE), num), the_values(new TYPE[num]) \
{} \
\
NcVal(TYPE)::NcVal(TYPE)(const NcVal(TYPE)& v) : \
NcValues(v) \
{ \
delete[] the_values; \
the_values = new TYPE[v.the_number]; \
for(int i = 0; i < v.the_number; i++) \
the_values[i] = v.the_values[i]; \
} \
\
NcVal(TYPE)& NcVal(TYPE)::operator=(const NcVal(TYPE)& v) \
{ \
if ( &v != this) { \
NcValues::operator=(v); \
delete[] the_values; \
the_values = new TYPE[v.the_number]; \
for(int i = 0; i < v.the_number; i++) \
the_values[i] = v.the_values[i]; \
} \
return *this; \
} \
\
void* NcVal(TYPE)::base( void ) const \
{ \
return the_values; \
} \
\
NcVal(TYPE)::~NcVal(TYPE)( void ) \
{ \
delete[] the_values; \
} \
\
int NcVal(TYPE)::invalid( void ) const \
{ \
for(int i=0;i<the_number;i++) \
if (the_values[i] == makename2(ncBad_,TYPE)) return 1; \
return 0; \
} \
#define Ncbytes_for_one_implement(TYPE) \
int NcVal(TYPE)::bytes_for_one( void ) const \
{ \
return sizeof(TYPE); \
}
#define as_ncbyte_implement(TYPE) \
ncbyte NcVal(TYPE)::as_ncbyte( long n ) const \
{ \
if (the_values[n] < 0 || the_values[n] > UCHAR_MAX) \
return ncBad_byte; \
return (ncbyte) the_values[n]; \
}
#define as_char_implement(TYPE) \
char NcVal(TYPE)::as_char( long n ) const \
{ \
if (the_values[n] < CHAR_MIN || the_values[n] > CHAR_MAX) \
return ncBad_char; \
return (char) the_values[n]; \
}
#define as_short_implement(TYPE) \
short NcVal(TYPE)::as_short( long n ) const \
{ \
if (the_values[n] < SHRT_MIN || the_values[n] > SHRT_MAX) \
return ncBad_short; \
return (short) the_values[n]; \
}
#define NCINT_MIN INT_MIN
#define NCINT_MAX INT_MAX
#define as_int_implement(TYPE) \
int NcVal(TYPE)::as_int( long n ) const \
{ \
if (the_values[n] < NCINT_MIN || the_values[n] > NCINT_MAX) \
return ncBad_int; \
return (int) the_values[n]; \
}
#define NCLONG_MIN INT_MIN
#define NCLONG_MAX INT_MAX
#define as_nclong_implement(TYPE) \
nclong NcVal(TYPE)::as_nclong( long n ) const \
{ \
if (the_values[n] < NCLONG_MIN || the_values[n] > NCLONG_MAX) \
return ncBad_nclong; \
return (nclong) the_values[n]; \
}
#define as_long_implement(TYPE) \
long NcVal(TYPE)::as_long( long n ) const \
{ \
if (the_values[n] < LONG_MIN || the_values[n] > LONG_MAX) \
return ncBad_long; \
return (long) the_values[n]; \
}
#define as_float_implement(TYPE) \
inline float NcVal(TYPE)::as_float( long n ) const \
{ \
return (float) the_values[n]; \
}
#define as_double_implement(TYPE) \
inline double NcVal(TYPE)::as_double( long n ) const \
{ \
return (double) the_values[n]; \
}
#define as_string_implement(TYPE) \
char* NcVal(TYPE)::as_string( long n ) const \
{ \
char* s = new char[32]; \
std::ostringstream ostr; \
ostr << the_values[n]; \
ostr.str().copy(s, std::string::npos); \
s[ostr.str().length()] = 0; \
return s; \
}
class NcValues // ABC for value blocks
{
public:
NcValues( void );
NcValues(NcType, long);
virtual ~NcValues( void );
virtual long num( void );
virtual std::ostream& print(std::ostream&) const = 0;
virtual void* base( void ) const = 0;
virtual int bytes_for_one( void ) const = 0;
// The following member functions provide conversions from the value
// type to a desired basic type. If the value is out of range, the
// default "fill-value" for the appropriate type is returned.
virtual ncbyte as_ncbyte( long n ) const = 0; // nth value as a byte
virtual char as_char( long n ) const = 0; // nth value as char
virtual short as_short( long n ) const = 0; // nth value as short
virtual int as_int( long n ) const = 0; // nth value as int
virtual int as_nclong( long n ) const = 0; // nth value as nclong
virtual long as_long( long n ) const = 0; // nth value as long
virtual float as_float( long n ) const = 0; // nth value as floating-point
virtual double as_double( long n ) const = 0; // nth value as double
virtual char* as_string( long n ) const = 0; // value as string
protected:
NcType the_type;
long the_number;
friend std::ostream& operator<< (std::ostream&, const NcValues&);
};
declare(NcValues,ncbyte)
declare(NcValues,char)
declare(NcValues,short)
declare(NcValues,int)
declare(NcValues,nclong)
declare(NcValues,long)
declare(NcValues,float)
declare(NcValues,double)
#endif
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