-static int wg_format_values (char *ret, size_t ret_len,
- int ds_num, const data_set_t *ds, const value_list_t *vl,
- _Bool store_rates)
-{
- size_t offset = 0;
- int status;
- gauge_t *rates = NULL;
-
- assert (0 == strcmp (ds->type, vl->type));
-
- memset (ret, 0, ret_len);
-
-#define BUFFER_ADD(...) do { \
- status = ssnprintf (ret + offset, ret_len - offset, \
- __VA_ARGS__); \
- if (status < 1) \
- { \
- sfree (rates); \
- return (-1); \
- } \
- else if (((size_t) status) >= (ret_len - offset)) \
- { \
- sfree (rates); \
- return (-1); \
- } \
- else \
- offset += ((size_t) status); \
-} while (0)
-
- if (ds->ds[ds_num].type == DS_TYPE_GAUGE)
- BUFFER_ADD ("%f", vl->values[ds_num].gauge);
- else if (store_rates)
- {
- if (rates == NULL)
- rates = uc_get_rate (ds, vl);
- if (rates == NULL)
- {
- WARNING ("format_values: "
- "uc_get_rate failed.");
- return (-1);
- }
- BUFFER_ADD ("%g", rates[ds_num]);
- }
- else if (ds->ds[ds_num].type == DS_TYPE_COUNTER)
- BUFFER_ADD ("%llu", vl->values[ds_num].counter);
- else if (ds->ds[ds_num].type == DS_TYPE_DERIVE)
- BUFFER_ADD ("%"PRIi64, vl->values[ds_num].derive);
- else if (ds->ds[ds_num].type == DS_TYPE_ABSOLUTE)
- BUFFER_ADD ("%"PRIu64, vl->values[ds_num].absolute);
- else
- {
- ERROR ("format_values plugin: Unknown data source type: %i",
- ds->ds[ds_num].type);
- sfree (rates);
- return (-1);
- }
-
-#undef BUFFER_ADD
-
- sfree (rates);
- return (0);
-}
-
-static void wg_copy_escape_part (char *dst, const char *src, size_t dst_len,
- char escape_char)
-{
- size_t i;
-
- memset (dst, 0, dst_len);
-
- if (src == NULL)
- return;
-
- for (i = 0; i < dst_len; i++)
- {
- if (src[i] == 0)
- {
- dst[i] = 0;
- break;
- }
-
- if ((src[i] == '.')
- || isspace ((int) src[i])
- || iscntrl ((int) src[i]))
- dst[i] = escape_char;
- else
- dst[i] = src[i];
- }
-}
-
-static int wg_format_name (char *ret, int ret_len,
- const value_list_t *vl,
- const struct wg_callback *cb,
- const char *ds_name)
-{
- char n_host[DATA_MAX_NAME_LEN];
- char n_plugin[DATA_MAX_NAME_LEN];
- char n_plugin_instance[DATA_MAX_NAME_LEN];
- char n_type[DATA_MAX_NAME_LEN];
- char n_type_instance[DATA_MAX_NAME_LEN];
-
- char *prefix;
- char *postfix;
-
- char tmp_plugin[2 * DATA_MAX_NAME_LEN + 1];
- char tmp_type[2 * DATA_MAX_NAME_LEN + 1];
-
- prefix = cb->prefix;
- if (prefix == NULL)
- prefix = "";
-
- postfix = cb->postfix;
- if (postfix == NULL)
- postfix = "";
-
- wg_copy_escape_part (n_host, vl->host,
- sizeof (n_host), cb->escape_char);
- wg_copy_escape_part (n_plugin, vl->plugin,
- sizeof (n_plugin), cb->escape_char);
- wg_copy_escape_part (n_plugin_instance, vl->plugin_instance,
- sizeof (n_plugin_instance), cb->escape_char);
- wg_copy_escape_part (n_type, vl->type,
- sizeof (n_type), cb->escape_char);
- wg_copy_escape_part (n_type_instance, vl->type_instance,
- sizeof (n_type_instance), cb->escape_char);
-
- if (n_plugin_instance[0] != '\0')
- ssnprintf (tmp_plugin, sizeof (tmp_plugin), "%s-%s",
- n_plugin, n_plugin_instance);
- else
- sstrncpy (tmp_plugin, n_plugin, sizeof (tmp_plugin));
-
- if (n_type_instance[0] != '\0')
- ssnprintf (tmp_type, sizeof (tmp_type), "%s-%s",
- n_type, n_type_instance);
- else
- sstrncpy (tmp_type, n_type, sizeof (tmp_type));
-
- if (ds_name != NULL)
- ssnprintf (ret, ret_len, "%s%s%s.%s.%s.%s",
- prefix, n_host, postfix, tmp_plugin, tmp_type, ds_name);
- else
- ssnprintf (ret, ret_len, "%s%s%s.%s.%s",
- prefix, n_host, postfix, tmp_plugin, tmp_type);
-
- return (0);
-}
-
-static int wg_send_message (const char* key, const char* value,
- cdtime_t time, struct wg_callback *cb)