1 files changed, 97 insertions, 0 deletions
diff --git a/ui/firewall_rules.h b/ui/firewall_rules.h
new file mode 100644
index 00000000..cfe2e4f2
--- /dev/null
+++ b/ui/firewall_rules.h
@@ -0,0 +1,97 @@
+/** @file
+ *
+ * Produce ACL rules for various products from a packet.
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 2006 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef __UI_FIREWALL_RULES_H__
+#define __UI_FIREWALL_RULES_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/* Rule types */
+typedef enum {
+    RT_NONE,
+    RT_MAC_SRC,
+    RT_MAC_DST,
+    RT_IPv4_SRC,
+    RT_IPv4_DST,
+    RT_PORT_SRC,
+    RT_PORT_DST,
+    RT_IPv4_PORT_SRC,
+    RT_IPv4_PORT_DST,
+    NUM_RULE_TYPES
+} rule_type_e;
+
+/** Fetch the number of firewall products.
+ * @return The number of firewall products. Should be used as the index for
+ * the rest of the functions below.
+ */
+size_t firewall_product_count(void);
+
+/** Product name
+ * Given an index, return the product name.
+ * @param product_idx Product index.
+ * @return Product name or "Unknown".
+ */
+const char *firewall_product_name(size_t product_idx);
+
+/** Product rule hint
+ * Given an index, return the product's rule hint.
+ * @param product_idx Product index.
+ * @return Product rule hint, e.g. "Change le0 to a valid interface." or "".
+ */
+const char *firewall_product_rule_hint(size_t product_idx);
+
+/** Comment prefix
+ * @param product_idx Product index.
+ * @return The comment prefix, e.g. "#" or an empty string.
+ */
+const char *firewall_product_comment_prefix(size_t product_idx);
+
+/* Syntax function prototypes */
+typedef void (*syntax_func)(GString *rtxt, gchar *addr, guint32 port, port_type ptype, gboolean inbound, gboolean deny);
+
+/** MAC filter function
+ * @param product_idx Product index.
+ * @return A pointer to the MAC filter function or NULL.
+ */
+syntax_func firewall_product_mac_func(size_t product_idx);
+
+/** IPv4 filter function
+ * @param product_idx Product index.
+ * @return A pointer to the IPv4 filter function or NULL.
+ */
+syntax_func firewall_product_ipv4_func(size_t product_idx);
+
+/** Port filter function
+ * @param product_idx Product index.
+ * @return A pointer to the port filter function or NULL.
+ */
+syntax_func firewall_product_port_func(size_t product_idx);
+
+/** IPv4+port filter function
+ * @param product_idx Product index.
+ * @return A pointer to the IPv4+port filter function or NULL.
+ */
+syntax_func firewall_product_ipv4_port_func(size_t product_idx);
+
+/** Product inbound support
+ * Given an index, return the product's ability to support inbound rules.
+ * @param product_idx Product index.
+ * @return TRUE or FALSE.
+ */
+gboolean firewall_product_does_inbound(size_t product_idx);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* __UI_FIREWALL_RULES_H__ */