/*
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) INRIA -
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution.  The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
*
*/

#include "genbitops.h"

#define BIT2(Type,Op) {\
Type *DX;\
Type *DY;\
    DX=(Type *)dx;\
    --DX;\
    DY=(Type *)dy;\
    --DY;\
    if (*incx == 1 && *incy == 1)\
       for (i = 1; i <= nv; ++i) \
	 DY[i] = DX[i] Op DY[i];\
    else {\
      ix = 1; iy = 1;\
      if (*incx < 0) ix = (-nv + 1) * *incx + 1;\
      if (*incy < 0) iy = (-nv + 1) * *incy + 1;\
      for (i = 1; i <= nv; ++i) {\
	DY[iy] = DX[ix] Op DY[iy];\
	ix += *incx; iy += *incy;\
      }\
    }\
}

#define BIT1(Type,Op) {\
Type *DX;\
    DX=(Type *)dx;\
    --DX;\
    if (*incx == 1 && *incy == 1)\
       for (i = 1; i <= nv; ++i) \
	 DX[i] = Op DX[i];\
    else {\
      ix = 1;\
      if (*incx < 0) ix = (-nv + 1) * *incx + 1;\
      for (i = 1; i <= nv; ++i) {\
	DX[iy] = Op DX[ix];\
	ix += *incx;\
      }\
    }\
}

int C2F(genbitops)(int *typ, int *op, int * n, int * dx, int * incx, int * dy, int * incy)
{
    static int i, ix, iy, nv;
    nv = *n;
    if (nv <= 0)
    {
        return 0;
    }

    switch (*op)
    {
        case 57:
            switch (*typ)
            {
                case 1:
                    BIT2(integer1, | );
                    break;
                case 2:
                    BIT2(integer2, | );
                    break;
                case 4:
                    BIT2(integer, | );
                    break;
                case 11:
                    BIT2(unsigned char, | );
                    break;
                case 12:
                    BIT2(unsigned short, | );
                    break;
                case 14:
                    BIT2(unsigned int, | );
                    break;
            }
            break;
        case 58:
            switch (*typ)
            {
                case 1:
                    BIT2(integer1, &);
                    break;
                case 2:
                    BIT2(integer2, &);
                    break;
                case 4:
                    BIT2(integer, &);
                    break;
                case 11:
                    BIT2(unsigned char, &);
                    break;
                case 12:
                    BIT2(unsigned short, &);
                    break;
                case 14:
                    BIT2(unsigned int, &);
                    break;
            }
            break;
        case 61:
            switch (*typ)
            {
                case 1:
                    BIT1(integer1, ~);
                    break;
                case 2:
                    BIT1(integer2, ~);
                    break;
                case 4:
                    BIT1(integer, ~);
                    break;
                case 11:
                    BIT1(unsigned char, ~);
                    break;
                case 12:
                    BIT1(unsigned short, ~);
                    break;
                case 14:
                    BIT1(unsigned int, ~);
                    break;
            }
            break;
    }
    return 0;
}


