+ } else if (strcmp("xport", argv[1]) == 0) {
+ int xxsize;
+ unsigned long int j = 0;
+ time_t start,end, ti;
+ unsigned long step, col_cnt,row_cnt;
+ rrd_value_t *data,*ptr;
+ char **legend_v;
+ if(rrd_xport(argc-1, &argv[1], &xxsize,&start,&end,&step,&col_cnt,&legend_v,&data) != -1) {
+ row_cnt = (end-start)/step;
+ ptr = data;
+ printf("<?xml version=\"1.0\" encoding=\"%s\"?>\n\n", XML_ENCODING);
+ printf("<%s>\n", ROOT_TAG);
+ printf(" <%s>\n", META_TAG);
+ printf(" <%s>%lu</%s>\n", META_START_TAG, start+step, META_START_TAG);
+ printf(" <%s>%lu</%s>\n", META_STEP_TAG, step, META_STEP_TAG);
+ printf(" <%s>%lu</%s>\n", META_END_TAG, end, META_END_TAG);
+ printf(" <%s>%lu</%s>\n", META_ROWS_TAG, row_cnt, META_ROWS_TAG);
+ printf(" <%s>%lu</%s>\n", META_COLS_TAG, col_cnt, META_COLS_TAG);
+ printf(" <%s>\n", LEGEND_TAG);
+ for (j = 0; j < col_cnt; j++) {
+ char *entry = NULL;
+ entry = legend_v[j];
+ printf(" <%s>%s</%s>\n", LEGEND_ENTRY_TAG, entry, LEGEND_ENTRY_TAG);
+ free(entry);
+ }
+ free(legend_v);
+ printf(" </%s>\n", LEGEND_TAG);
+ printf(" </%s>\n", META_TAG);
+ printf(" <%s>\n", DATA_TAG);
+ for (ti = start+step; ti <= end; ti += step) {
+ printf (" <%s>", DATA_ROW_TAG);
+ printf ("<%s>%lu</%s>", COL_TIME_TAG, ti, COL_TIME_TAG);
+ for (j = 0; j < col_cnt; j++) {
+ rrd_value_t newval = DNAN;
+ newval = *ptr;
+ if(isnan(newval)){
+ printf("<%s>NaN</%s>", COL_DATA_TAG, COL_DATA_TAG);
+ } else {
+ printf("<%s>%0.10e</%s>", COL_DATA_TAG, newval, COL_DATA_TAG);
+ };
+ ptr++;
+ }
+ printf("</%s>\n", DATA_ROW_TAG);
+ }
+ free(data);
+ printf(" </%s>\n", DATA_TAG);
+ printf("</%s>\n", ROOT_TAG);
+ }