-/* $Id: rset.h,v 1.19 2002-08-02 19:26:55 adam Exp $
+/* $Id: rset.h,v 1.29 2004-08-20 14:44:45 heikki Exp $
Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002
Index Data Aps
typedef void *RSFD;
typedef struct rset *RSET;
-typedef struct rset_term *RSET_TERM;
struct rset_control
{
void (*f_close)(RSFD rfd);
void (*f_delete)(RSET ct);
void (*f_rewind)(RSFD rfd);
- int (*f_count)(RSET ct);
- int (*f_read)(RSFD rfd, void *buf, int *term_index);
+ int (*f_forward)(RSET ct, RSFD rfd, void *buf,
+ int (*cmpfunc)(const void *p1, const void *p2),
+ const void *untilbuf);
+ void (*f_pos)(RSFD rfd, double *current, double *total);
+ /* returns -1,-1 if pos function not implemented for this type */
+ int (*f_read)(RSFD rfd, void *buf);
int (*f_write)(RSFD rfd, const void *buf);
};
+int rset_default_forward(RSET ct, RSFD rfd, void *buf,
+ int (*cmpfunc)(const void *p1, const void *p2),
+ const void *untilbuf);
+void rset_default_pos(RSFD rfd, double *current, double *total);
+
struct rset_term {
char *name;
- int nn;
+ zint nn;
char *flags;
- int count;
+ zint count;
int type;
};
int flags;
int count;
void *buf;
- RSET_TERM *rset_terms;
- int no_rset_terms;
} rset;
-RSET_TERM rset_term_create (const char *name, int length, const char *flags,
- int type);
-void rset_term_destroy (RSET_TERM t);
-RSET_TERM rset_term_dup (RSET_TERM t);
-
#define RSETF_READ 0
#define RSETF_WRITE 1
/* void rset_rewind(RSET rs); */
#define rset_rewind(rs, rfd) (*(rs)->control->f_rewind)((rfd))
-/* int rset_count(RSET rs); */
-#define rset_count(rs) (*(rs)->control->f_count)(rs)
+/* int rset_forward(RSET rs, void *buf, void *untilbuf); */
+#define rset_forward(rs, fd, buf, cmpfunc, untilbuf) \
+ (*(rs)->control->f_forward)((rs), (fd), (buf), (cmpfunc), (untilbuf))
+
+/* int rset_pos(RSET rs, RSFD fd, double *current, double *total); */
+#define rset_pos(rs,fd,cur,tot) \
+ (*(rs)->control->f_pos)( (fd),(cur),(tot))
/* int rset_read(RSET rs, void *buf); */
-#define rset_read(rs, fd, buf, indx) (*(rs)->control->f_read)((fd), (buf), indx)
+#define rset_read(rs, fd, buf) (*(rs)->control->f_read)((fd), (buf))
/* int rset_write(RSET rs, const void *buf); */
#define rset_write(rs, fd, buf) (*(rs)->control->f_write)((fd), (buf))