prototypes.h

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//       Ifpack: Object-Oriented Algebraic Preconditioner Package
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#ifdef __cplusplus
extern "C" {
#endif
void read_hb(char *data_file,
        int *N_global, int *n_nonzeros, 
        double **val, int **bindx,
        double **x, double **b, double **bt, double **xexact);

void read_coo(char *data_file, int *proc_config,
        int *N_global, int *n_nonzeros,
        double **val, int **bindx,
        double **x, double **b, double **xexact);


void distrib_msr_matrix(int *proc_config,
        int *N_global, int *n_nonzeros, 
           int *N_update, int **update, 
        double **val, int **bindx,
        double **x, double **b, double **bt, double **xexact);

void distrib_vbr_matrix(int *proc_config,
        int *N_global, int *N_blk_global, 
           int *n_nonzeros,  int *n_blk_nonzeros,
           int *N_update, int **update, 
        double **val, int **indx, int **rpntr, int **cpntr,
           int **bpntr, int **bindx,
        double **x, double **b, double **bt, double **xexact);

void create_vbr(char *part_file, int *proc_config, 
                int *N_global, int *N_blk_global, 
                int *n_nonzeros, int *n_blk_nonzeros,
                int *N_update, int **update,
          int *bindx_msr, double *val_msr,
          double **val, int **indx, int **rpntr, int **cpntr,
          int **bpntr, int **bindx);

double smsrres (int m, int n, 
        double *val, int *indx, 
        double *xlocal, double *x, double *b);

double scscres (int isym, int m, int n, 
        double *val, int *indx, int *pntr,
        double *x, double *b);

void  scscmv (int isym, int indexbase, int m, int n, 
        double *val, int *indx, int *pntr,
        double *x, double *b);

double svbrres (int m, int n, int m_blk,
    double *val, int *indx, int *bindx, int *rpntr,
    int *cpntr, int *bpntrb, int *bpntre,
    double *x, double *b);
#ifdef __cplusplus
}
#endif