2 files changed, 90 insertions, 0 deletions
diff --git a/src/filter/ipsplit.h b/src/filter/ipsplit.h
new file mode 100644
index 0000000..16c932e
--- /dev/null
+++ b/src/filter/ipsplit.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2019-2020 CZ.NIC, z.s.p.o.
+ * All rights reserved.
+ *
+ * This file is part of dnsjit.
+ *
+ * dnsjit is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * dnsjit is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with dnsjit.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "core/log.h"
+#include "core/receiver.h"
+
+#ifndef __dnsjit_filter_ipsplit_h
+#define __dnsjit_filter_ipsplit_h
+
+#include "filter/ipsplit.hh"
+
+#endif
diff --git a/src/filter/ipsplit.hh b/src/filter/ipsplit.hh
new file mode 100644
index 0000000..c362ac3
--- /dev/null
+++ b/src/filter/ipsplit.hh
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2019-2020, CZ.NIC, z.s.p.o.
+ * All rights reserved.
+ *
+ * This file is part of dnsjit.
+ *
+ * dnsjit is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * dnsjit is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with dnsjit.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+//lua:require("dnsjit.core.log")
+//lua:require("dnsjit.core.receiver_h")
+
+typedef struct filter_ipsplit_recv filter_ipsplit_recv_t;
+struct filter_ipsplit_recv {
+    filter_ipsplit_recv_t* next;
+
+    core_receiver_t recv;
+    void*           ctx;
+
+    uint32_t n_clients; /* Total number of clients assigned to this receiver. */
+
+    uint32_t weight;
+};
+
+typedef struct filter_ipsplit {
+    core_log_t _log;
+
+    enum {
+        IPSPLIT_MODE_SEQUENTIAL = 0,
+        IPSPLIT_MODE_RANDOM     = 1
+    } mode;
+    enum {
+        IPSPLIT_OVERWRITE_NONE = 0,
+        IPSPLIT_OVERWRITE_SRC  = 1,
+        IPSPLIT_OVERWRITE_DST  = 2
+    } overwrite;
+
+    uint64_t discarded;
+
+    filter_ipsplit_recv_t* recv;
+} filter_ipsplit_t;
+
+core_log_t* filter_ipsplit_log();
+
+filter_ipsplit_t* filter_ipsplit_new();
+void              filter_ipsplit_free(filter_ipsplit_t* self);
+void              filter_ipsplit_add(filter_ipsplit_t* self, core_receiver_t recv, void* ctx, uint32_t weight);
+void              filter_ipsplit_srand(unsigned int seed);
+
+core_receiver_t filter_ipsplit_receiver(filter_ipsplit_t* self);