-static int conntrack_read (void)
-{
- value_t conntrack, conntrack_max, conntrack_pct;
- FILE *fh;
- char buffer[64];
- size_t buffer_len;
-
- fh = fopen (old_files?CONNTRACK_FILE_OLD:CONNTRACK_FILE, "r");
- if (fh == NULL)
- return (-1);
-
- memset (buffer, 0, sizeof (buffer));
- if (fgets (buffer, sizeof (buffer), fh) == NULL)
- {
- fclose (fh);
- return (-1);
- }
- fclose (fh);
-
- /* strip trailing newline. */
- buffer_len = strlen (buffer);
- while ((buffer_len > 0) && isspace ((int) buffer[buffer_len - 1]))
- {
- buffer[buffer_len - 1] = 0;
- buffer_len--;
- }
-
- if (parse_value (buffer, &conntrack, DS_TYPE_GAUGE) != 0)
- return (-1);
-
- conntrack_submit ("conntrack", NULL, conntrack);
-
- fh = fopen (old_files?CONNTRACK_MAX_FILE_OLD:CONNTRACK_MAX_FILE, "r");
- if (fh == NULL)
- return (-1);
-
- memset (buffer, 0, sizeof (buffer));
- if (fgets (buffer, sizeof (buffer), fh) == NULL)
- {
- fclose (fh);
- return (-1);
- }
- fclose (fh);
-
- /* strip trailing newline. */
- buffer_len = strlen (buffer);
- while ((buffer_len > 0) && isspace ((int) buffer[buffer_len - 1]))
- {
- buffer[buffer_len - 1] = 0;
- buffer_len--;
- }
-
- if (parse_value (buffer, &conntrack_max, DS_TYPE_GAUGE) != 0)
- return (-1);
-
- conntrack_submit ("conntrack", "max", conntrack_max);
- conntrack_pct.gauge = (conntrack.gauge / conntrack_max.gauge) * 100;
- conntrack_submit ("percent", "used", conntrack_pct);
-
-
- return (0);
+static int conntrack_read(void) {
+ value_t conntrack, conntrack_max, conntrack_pct;
+ FILE *fh;
+ char buffer[64] = {0};
+ size_t buffer_len;
+
+ fh = fopen(old_files ? CONNTRACK_FILE_OLD : CONNTRACK_FILE, "r");
+ if (fh == NULL)
+ return (-1);
+
+ if (fgets(buffer, sizeof(buffer), fh) == NULL) {
+ fclose(fh);
+ return (-1);
+ }
+ fclose(fh);
+
+ /* strip trailing newline. */
+ buffer_len = strlen(buffer);
+ while ((buffer_len > 0) && isspace((int)buffer[buffer_len - 1])) {
+ buffer[buffer_len - 1] = 0;
+ buffer_len--;
+ }
+
+ if (parse_value(buffer, &conntrack, DS_TYPE_GAUGE) != 0)
+ return (-1);
+
+ conntrack_submit("conntrack", NULL, conntrack);
+
+ fh = fopen(old_files ? CONNTRACK_MAX_FILE_OLD : CONNTRACK_MAX_FILE, "r");
+ if (fh == NULL)
+ return (-1);
+
+ memset(buffer, 0, sizeof(buffer));
+ if (fgets(buffer, sizeof(buffer), fh) == NULL) {
+ fclose(fh);
+ return (-1);
+ }
+ fclose(fh);
+
+ /* strip trailing newline. */
+ buffer_len = strlen(buffer);
+ while ((buffer_len > 0) && isspace((int)buffer[buffer_len - 1])) {
+ buffer[buffer_len - 1] = 0;
+ buffer_len--;
+ }
+
+ if (parse_value(buffer, &conntrack_max, DS_TYPE_GAUGE) != 0)
+ return (-1);
+
+ conntrack_submit("conntrack", "max", conntrack_max);
+ conntrack_pct.gauge = (conntrack.gauge / conntrack_max.gauge) * 100;
+ conntrack_submit("percent", "used", conntrack_pct);
+
+ return (0);