- 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;
- int enumds = 0;
- int i;
- size_t vtag_s = strlen(COL_DATA_TAG) + 10;
- char *vtag = malloc(vtag_s);
-
- for (i = 2; i < argc; i++) {
- if (strcmp("--enumds", argv[i]) == 0)
- enumds = 1;
- }
-
- 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,
- (unsigned long) 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, (unsigned long) 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;
-
- if (enumds == 1)
-
- snprintf(vtag, vtag_s, "%s%lu", COL_DATA_TAG, j);
- else
- snprintf(vtag, vtag_s, "%s", COL_DATA_TAG);
- newval = *ptr;
- if (isnan(newval)) {
- printf("<%s>NaN</%s>", vtag, vtag);
- } else {
- printf("<%s>%0.10e</%s>", vtag, newval, vtag);
- };
- ptr++;
- }
- printf("</%s>\n", DATA_ROW_TAG);
- }
- free(data);
- printf(" </%s>\n", DATA_TAG);
- printf("</%s>\n", ROOT_TAG);
- }
- free(vtag);