fun.h

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// Copyright (C) 2019 - IIT Bombay - FOSSEE
//
// 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-en.txt
// Author: Rupak Rokade
// Organization: FOSSEE, IIT Bombay
// Email: toolbox@scilab.in
 
#define fun_h__
//extern "C" int fun (double* answ, double* in1, int in1_row, std::string name, std::string opt);
 
extern "C"
{
 
    typedef enum {
        TYPE_DOUBLE,
        TYPE_COMPLEX,
        TYPE_STRING,
        TYPE_STRUCT,
    }FUNCTYPE;
 
    typedef struct {
        FUNCTYPE type;      // type of value in struct's field
        void* key;          // key of struct field
        int rows;           // rows dimension of struct field's value
        int cols;           // cols dimension of struct fields' value
        void* dataReal;     // Real data if struct field's value is real
        void* dataImg;      // Img data if struct field's value is complex
        void* str;          // string data if struct field's value is string
    } FUNCSTRUCT;
 
    typedef struct {
        FUNCTYPE type;
        int n_in_rows;
        int n_in_cols;
        int n_in_struct_len;    // ip struct length
        int n_out_rows;
        int n_out_cols;
        int n_out_struct_len;   // op struct length
        int is_in_cmplx;
        int is_out_cmplx;
        int is_out_string;
        int is_out_struct;
        void* in_data_real;
        void* in_data_img;
        void* out_data_real;
        void* out_data_img;
        FUNCSTRUCT* in_struct;
        FUNCSTRUCT* out_struct;
    } FUNCARGS;
 
    typedef struct {
        int n_in_arguments;     // number of input arguments
        int n_out_arguments;    // number of output arguments
        int n_out_user;         // number of output arguments
        char *err;              // Name
        //char *package;        //Name of octave package to be loaded
        FUNCARGS *argument;
    } FUNCCALL;
 
    int fun(FUNCARGS *arr, FUNCCALL *call);
}