/*****************************************************************************
- * RRDtool 1.2.19 Copyright by Tobi Oetiker, 1997-2007
+ * RRDtool 1.2.20 Copyright by Tobi Oetiker, 1997-2007
*****************************************************************************
* rrd_tool.h Common Header File
*****************************************************************************/
int PngSize(FILE *, long *, long *);
-int rrd_create_fn(char *file_name, rrd_t *rrd);
-int rrd_fetch_fn(char *filename, enum cf_en cf_idx,
+int rrd_create_fn(const char *file_name, rrd_t *rrd);
+int rrd_fetch_fn(const char *filename, enum cf_en cf_idx,
time_t *start,time_t *end,
unsigned long *step,
unsigned long *ds_cnt,
#define RRD_READONLY 0
#define RRD_READWRITE 1
-enum cf_en cf_conv(char *string);
+enum cf_en cf_conv(const char *string);
enum dst_en dst_conv(char *string);
long ds_match(rrd_t *rrd,char *ds_nam);
double rrd_diff(char *a, char *b);