1 files changed, 53 insertions, 0 deletions
diff --git a/modules/natpmp/libnatpmp.h b/modules/natpmp/libnatpmp.h
new file mode 100644
index 0000000..d1cc33c
--- /dev/null
+++ b/modules/natpmp/libnatpmp.h
@@ -0,0 +1,53 @@
+/**
+ * @file libnatpmp.h Interface to NAT-PMP Client library
+ *
+ * Copyright (C) 2010 Creytiv.com
+ */
+
+
+enum {
+	NATPMP_VERSION =    0,
+	NATPMP_PORT    = 5351,
+};
+
+enum natpmp_op {
+	NATPMP_OP_EXTERNAL    = 0,
+	NATPMP_OP_MAPPING_UDP = 1,
+	NATPMP_OP_MAPPING_TCP = 2,
+};
+
+enum natpmp_result {
+	NATPMP_SUCCESS          = 0,
+	NATPMP_UNSUP_VERSION    = 1,
+	NATPMP_REFUSED          = 2,
+	NATPMP_NETWORK_FAILURE  = 3,
+	NATPMP_OUT_OF_RESOURCES = 4,
+	NATPMP_UNSUP_OPCODE     = 5
+};
+
+struct natpmp_resp {
+	uint8_t vers;
+	uint8_t op;
+	uint16_t result;
+	uint32_t epoch;
+
+	union {
+		uint32_t ext_addr;
+		struct {
+			uint16_t int_port;
+			uint16_t ext_port;
+			uint32_t lifetime;
+		} map;
+	} u;
+};
+
+struct natpmp_req;
+
+typedef void (natpmp_resp_h)(int err, const struct natpmp_resp *resp,
+			     void *arg);
+
+int natpmp_external_request(struct natpmp_req **npp, const struct sa *srv,
+			    natpmp_resp_h *h, void *arg);
+int natpmp_mapping_request(struct natpmp_req **natpmpp, const struct sa *srv,
+			   uint16_t int_port, uint16_t ext_port,
+			   uint32_t lifetime, natpmp_resp_h *resph, void *arg);