rowio.h

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#ifndef GRASS_ROWIO_H
#define GRASS_ROWIO_H

typedef struct
{
    int fd;                     /* file descriptor for reading */
    int nrows;                  /* number of rows to be held in memory */
    int len;                    /* buffer length */
    int cur;                    /* current row in memory */
    void *buf;                  /* current data buf */
    int (*getrow) (int, void *, int, int);      /* routine to do the row reads */
    int (*putrow) (int, const void *, int, int);        /* routine to do the row writes */

    struct ROWIO_RCB
    {
        void *buf;              /* data buffer */
        int age;                /* for order of access */
        int row;                /* row number */
        int dirty;
    } *rcb;
} ROWIO;

#include <grass/defs/rowio.h>

#endif