Glass Manager

✏️ EDITING: big_endian.h

This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */

#include <string.h>

/*
  Data in big-endian format.
*/
static inline void float4store(uchar  *T, float  A)
{ *(T)= ((uchar *) &A)[3];
  *((T)+1)=(char) ((uchar *) &A)[2];
  *((T)+2)=(char) ((uchar *) &A)[1];
  *((T)+3)=(char) ((uchar *) &A)[0]; }

static inline void float4get  (float  *V, const uchar *M)
{ float def_temp;
  ((uchar*) &def_temp)[0]=(M)[3];
  ((uchar*) &def_temp)[1]=(M)[2];
  ((uchar*) &def_temp)[2]=(M)[1];
  ((uchar*) &def_temp)[3]=(M)[0];
  (*V)=def_temp; }

static inline void float8store(uchar  *T, double V)
{ *(T)= ((uchar *) &V)[7];
  *((T)+1)=(char) ((uchar *) &V)[6];
  *((T)+2)=(char) ((uchar *) &V)[5];
  *((T)+3)=(char) ((uchar *) &V)[4];
  *((T)+4)=(char) ((uchar *) &V)[3];
  *((T)+5)=(char) ((uchar *) &V)[2];
  *((T)+6)=(char) ((uchar *) &V)[1];
  *((T)+7)=(char) ((uchar *) &V)[0]; }

static inline void float8get  (double *V, const uchar *M)
{ double def_temp;
  ((uchar*) &def_temp)[0]=(M)[7];                                 
  ((uchar*) &def_temp)[1]=(M)[6];
  ((uchar*) &def_temp)[2]=(M)[5];
  ((uchar*) &def_temp)[3]=(M)[4];
  ((uchar*) &def_temp)[4]=(M)[3];
  ((uchar*) &def_temp)[5]=(M)[2];
  ((uchar*) &def_temp)[6]=(M)[1];
  ((uchar*) &def_temp)[7]=(M)[0];
  (*V) = def_temp; }

static inline void ushortget(uint16 *V, const uchar *pM)
{ *V = (uint16) (((uint16) ((uchar) (pM)[1]))+
                 ((uint16) ((uint16) (pM)[0]) << 8)); }
static inline void shortget (int16  *V, const uchar *pM)
{ *V = (short) (((short) ((uchar) (pM)[1]))+
                ((short) ((short) (pM)[0]) << 8)); }
static inline void longget  (int32  *V, const uchar *pM)
{ int32 def_temp;
  ((uchar*) &def_temp)[0]=(pM)[0];
  ((uchar*) &def_temp)[1]=(pM)[1];
  ((uchar*) &def_temp)[2]=(pM)[2];
  ((uchar*) &def_temp)[3]=(pM)[3];
  (*V)=def_temp; }
static inline void ulongget (uint32 *V, const uchar *pM)
{ uint32 def_temp;
  ((uchar*) &def_temp)[0]=(pM)[0];
  ((uchar*) &def_temp)[1]=(pM)[1];
  ((uchar*) &def_temp)[2]=(pM)[2];
  ((uchar*) &def_temp)[3]=(pM)[3];
  (*V)=def_temp; }
static inline void shortstore(uchar *T, int16 A)
{ uint def_temp=(uint) (A) ;
  *(((char*)T)+1)=(char)(def_temp);
  *(((char*)T)+0)=(char)(def_temp >> 8); }
static inline void longstore (uchar *T, int32 A)
{ *(((char*)T)+3)=((A));
  *(((char*)T)+2)=(((A) >> 8));
  *(((char*)T)+1)=(((A) >> 16));
  *(((char*)T)+0)=(((A) >> 24)); }

static inline void floatget(float *V, const uchar *M)
{
  memcpy(V, (M), sizeof(float));
}

static inline void floatstore(uchar *T, float V)
{
  memcpy((T), (&V), sizeof(float));
}

static inline void doubleget(double *V, const uchar *M)
{
  memcpy(V, (M), sizeof(double));
}

static inline void doublestore(uchar *T, double V)
{
  memcpy((T), &V, sizeof(double));
}

static inline void longlongget(longlong *V, const uchar *M)
{
  memcpy(V, (M), sizeof(ulonglong));
}
static inline void longlongstore(uchar *T, longlong V)
{
  memcpy((T), &V, sizeof(ulonglong));
}

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