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diff --git a/src/plugins/dhcp/dhcp6_ia_na_client_dp.h b/src/plugins/dhcp/dhcp6_ia_na_client_dp.h
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+/*
+ * Copyright (c) 2018 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef included_vnet_dhcp6_client_dp_h
+#define included_vnet_dhcp6_client_dp_h
+
+#include <stdbool.h>
+
+#include <dhcp/dhcp6_client_common_dp.h>
+
+typedef struct
+{
+ u32 preferred_lt;
+ u32 valid_lt;
+ ip6_address_t address;
+} dhcp6_send_client_message_params_address_t;
+
+typedef struct
+{
+ u32 sw_if_index;
+ u32 server_index;
+ u32 irt;
+ u32 mrt;
+ u32 mrc;
+ u32 mrd;
+ u8 msg_type;
+ u32 T1;
+ u32 T2;
+ dhcp6_send_client_message_params_address_t *addresses;
+} dhcp6_send_client_message_params_t;
+
+typedef struct
+{
+ u8 entry_valid;
+ u8 keep_sending_client_message; /* when true then next fields are valid */
+ dhcp6_send_client_message_params_t params;
+ f64 transaction_start;
+ f64 sleep_interval;
+ f64 due_time;
+ u32 n_left;
+ f64 start_time;
+ u32 transaction_id;
+ vlib_buffer_t *buffer;
+ u32 elapsed_pos;
+ u32 adj_index;
+} dhcp6_ia_na_client_state_t;
+
+typedef struct
+{
+ dhcp6_ia_na_client_state_t *client_state_by_sw_if_index;
+
+ uword publisher_node;
+ uword publisher_et;
+
+ u32 seed;
+
+ /* convenience */
+ vlib_main_t *vlib_main;
+ vnet_main_t *vnet_main;
+} dhcp6_ia_na_client_main_t;
+
+extern dhcp6_ia_na_client_main_t dhcp6_ia_na_client_main;
+
+typedef struct
+{
+ ip6_address_t address;
+ u32 valid_time;
+ u32 preferred_time;
+ u16 status_code;
+} dhcp6_address_info_t;
+
+typedef struct
+{
+ dhcp6_report_common_t body;
+ u32 n_addresses;
+ dhcp6_address_info_t *addresses;
+} address_report_t;
+
+void dhcp6_send_client_message (vlib_main_t * vm, u32 sw_if_index, u8 stop,
+ dhcp6_send_client_message_params_t * params);
+void dhcp6_set_publisher_node (uword node_index, uword event_type);
+int dhcp6_publish_report (address_report_t * r);
+int dhcp6_client_enable_disable (u32 sw_if_index, u8 enable);
+
+extern vlib_node_registration_t dhcp6_reply_process_node;
+
+enum
+{ DHCP6_DP_REPLY_REPORT, DHCP6_DP_REPORT_MAX };
+
+#include <dhcp/dhcp.api_types.h>
+
+typedef struct _vnet_dhcp6_reply_function_list_elt
+{
+ struct _vnet_dhcp6_reply_function_list_elt *next_dhcp6_reply_event_function;
+ clib_error_t *(*fp) (vl_api_dhcp6_reply_event_t * mp);
+} _vnet_dhcp6_reply_event_function_list_elt_t;
+
+typedef struct
+{
+ _vnet_dhcp6_reply_event_function_list_elt_t *functions;
+} dhcp6_ia_na_client_public_main_t;
+
+extern dhcp6_ia_na_client_public_main_t dhcp6_ia_na_client_public_main;
+
+#define VNET_DHCP6_REPLY_EVENT_FUNCTION(f) \
+ \
+static void __vnet_dhcp6_reply_event_function_init_##f (void) \
+ __attribute__((__constructor__)) ; \
+ \
+static void __vnet_dhcp6_reply_event_function_init_##f (void) \
+{ \
+ dhcp6_ia_na_client_public_main_t * nm = &dhcp6_ia_na_client_public_main; \
+ static _vnet_dhcp6_reply_event_function_list_elt_t init_function; \
+ init_function.next_dhcp6_reply_event_function = nm->functions; \
+ nm->functions = &init_function; \
+ init_function.fp = (void *) &f; \
+} \
+ \
+static void __vnet_dhcp6_reply_event_function_deinit_##f (void) \
+ __attribute__((__destructor__)) ; \
+ \
+static void __vnet_dhcp6_reply_event_function_deinit_##f (void) \
+{ \
+ dhcp6_ia_na_client_public_main_t * nm = &dhcp6_ia_na_client_public_main; \
+ _vnet_dhcp6_reply_event_function_list_elt_t *next; \
+ if (nm->functions->fp == (void *) &f) \
+ { \
+ nm->functions = \
+ nm->functions->next_dhcp6_reply_event_function; \
+ return; \
+ } \
+ next = nm->functions; \
+ while (next->next_dhcp6_reply_event_function) \
+ { \
+ if (next->next_dhcp6_reply_event_function->fp == (void *) &f) \
+ { \
+ next->next_dhcp6_reply_event_function = \
+ next->next_dhcp6_reply_event_function->next_dhcp6_reply_event_function; \
+ return; \
+ } \
+ next = next->next_dhcp6_reply_event_function; \
+ } \
+}
+
+#endif /* included_vnet_dhcp6_client_dp_h */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */