graphprogram/matrix.h

#ifndef MATRIX_H
#define MATRIX_H

typedef unsigned long ulong;
typedef struct matrix {ulong row_length; ulong column_length; ulong **values;} Matrix;

void print_matrix(const ulong row_length, const ulong column_length,
                  const ulong matrix[row_length][column_length]);

void print_matrix_struct(const Matrix *matrix);

/*
    First two matrices will be multiplied and
    restult will be written to output_matrix.
    Matrix size requirements are as specified in the parameters.
*/
void gemm_basic(const ulong row_length1, const ulong column_length1,
                const ulong matrix1[row_length1][column_length1],
                const ulong row_length2, const ulong column_length2,
                const ulong matrix2[row_length2][column_length2],
                ulong output_matrix[row_length1][column_length2]);

void gemm_basic_structs(const Matrix *matrix1, const Matrix *matrix2,
                        Matrix *output_matrix);

int read_csv(const char *file_name, const ulong row_length,
             const ulong column_length,
             ulong output_matrix[row_length][column_length]);

Matrix* create_matrix(ulong row_length, ulong column_length);

void free_matrix(Matrix *matrix);

#endif