varnishevent: data.c cleanup

bin/varnishevent/data.c

@@ -45,15 +45,29 @@ static pthread_mutex_t freelist_lock;
 static char *bufptr;
 static int ntags;
 
-#if 0
+static void
+free_hdrs(hdr_t *hdrs)
+{
+    if (hdrs != NULL) {
+        free(hdrs->record);
+        free(hdrs);
+    }
+}
+
 static void
 data_Cleanup(void)
 {
-    free(dtbl.entry);
-    free(dtbl.buf);
+    for (int i = 0; i < config.max_data; i++) {
+        free(logline[i].tag);
+        free_hdrs(logline[i].rx_headers);
+        free_hdrs(logline[i].tx_headers);
+        free_hdrs(logline[i].vcl_log);
+        free_hdrs(logline[i].vcl_call);
+    }
+    free(logline);
+    free(bufptr);
     AZ(pthread_mutex_destroy(&freelist_lock));
 }
-#endif
 
 void
 DATA_Clear_Logline(logline_t *ll)
@@ -153,6 +167,8 @@ DATA_Init(void)
     AZ(pthread_mutex_init(&freelist_lock, &attr_lock));
     data_open = data_done = data_occ_hi = 0;
     global_nfree = config.max_data;
+
+    atexit(data_Cleanup);
     
     return(0);
 }