ospf_prototypes.h

vxworks下ospf协议栈

void ospf_process_neighbor_down_event (OSPF_INTERFACE *sptr_interface,OSPF_NEIGHBOR *sptr_neighbor,enum OSPF_NEIGHBOR_EVENT event);

void ospf_clear_advertisements_from_lists (OSPF_INTERFACE *sptr_interface,OSPF_NEIGHBOR *sptr_neighbor);
/*********************************/
/* ospf_neighbor_state_machine.c */
/*********************************/

void ospf_execute_neighbor_state_machine (enum OSPF_NEIGHBOR_EVENT event,enum OSPF_NEIGHBOR_STATE state,OSPF_INTERFACE *sptr_interface,
    OSPF_NEIGHBOR *sptr_neighbor);

/*************************/
/* ospf_list_utilities.c */
/*************************/

void ospf_insert_node_in_list (OSPF_GENERIC_NODE *sptr_node,OSPF_GENERIC_NODE *sptr_previous_node);
void ospf_add_node_to_end_of_list (OSPF_GENERIC_NODE *sptr_node,OSPF_GENERIC_NODE *sptr_first_node_in_list);
OSPF_GENERIC_NODE *ospf_free_entire_list (OSPF_GENERIC_NODE *sptr_first_node_in_list);
void ospf_remove_node_from_list (OSPF_GENERIC_NODE **ptr_sptr_first_node, OSPF_GENERIC_NODE *sptr_node);
void ospf_add_neighbor (OSPF_INTERFACE *sptr_interface,OSPF_NEIGHBOR *sptr_neighbor_to_add);
OSPF_LS_DATABASE_NODE *ospf_find_advertisement_on_neighbors_retransmit_list (OSPF_NEIGHBOR *sptr_neighbor,OSPF_LS_DATABASE_ENTRY *sptr_advertisement);
void ospf_remove_node_from_neighbors_retransmit_queue (OSPF_NEIGHBOR *sptr_neighbor,OSPF_LS_DATABASE_NODE *sptr_retransmission_node);
void ospf_remove_neighbor_from_advertisements_retransmit_list (OSPF_LS_DATABASE_ENTRY *sptr_advertisement,OSPF_NEIGHBOR *sptr_neighbor);
void ospf_add_database_entry_to_neighbor_retransmit_list (OSPF_NEIGHBOR *sptr_neighbor,OSPF_LS_DATABASE_ENTRY *sptr_database_entry);
void ospf_add_neighbor_to_database_retransmit_list (OSPF_LS_DATABASE_ENTRY *sptr_database_entry,OSPF_NEIGHBOR *sptr_neighbor);
void ospf_clean_up_retransmit_lists_affiliated_with_this_advertisement (OSPF_LS_DATABASE_ENTRY *sptr_advertisement);
void ospf_remove_all_database_pointers_from_neighbor_retransmit_list (OSPF_NEIGHBOR *sptr_neighbor);
void ospf_free_neighbor_database_summary_list (OSPF_NEIGHBOR *sptr_neighbor);
OSPF_LS_REQUEST *ospf_find_advertisement_on_neighbors_ls_request_list (OSPF_NEIGHBOR *sptr_neighbor,OSPF_LS_DATABASE_ENTRY *sptr_advertisement);
void ospf_free_neighbor_ls_request_list (OSPF_NEIGHBOR *sptr_neighbor);
void ospf_free_interface_acknowledgement_list (OSPF_INTERFACE *sptr_interface,enum BOOLEAN check_number_of_neighbors_in_init_state);
/* This fn added to this file (Deleted from ospf_receive_update.c) */
void ospf_remove_current_database_copy_from_all_neighbors_retransmission_lists (OSPF_LS_DATABASE_ENTRY *sptr_database_entry, OSPF_INTERFACE *sptr_interface);
void ospf_free_ospf_classes_area_lists (void);
void ospf_free_all_the_associated_area_pointers(OSPF_AREA_ENTRY* sptr_area);
void ospf_free_routing_table_nodes (OSPF_ROUTING_TABLE_NODE *sptr_first_discarded_or_valid_routing_table_node);
void ospf_free_areas_shortest_path_tree_nodes (OSPF_SHORTEST_PATH_NODE* sptr_first_shortest_path_candidate);
void ospf_free_areas_link_state_database(OSPF_AREA_ENTRY *sptr_area);
void ospf_free_interfaces();
void ospf_free_neighbor (OSPF_NEIGHBOR *sptr_neighbor);
void ospf_search_ls_database_and_remove_neighbor_from_that_lsas_neighbor_retx_list_on_event_neighbor_down (OSPF_NEIGHBOR* sptr_neighbor);
enum TEST ospf_check_if_out_going_interface_belongs_to_the_passed_area (ULONG out_going_interfaces_address, OSPF_AREA_ENTRY* sptr_area);
USHORT ospf_host_to_net_short (USHORT host_order_short_value);
USHORT ospf_net_to_host_short (USHORT net_order_short_value);
ULONG ospf_host_to_net_long (ULONG host_order_long_value);
ULONG ospf_net_to_host_long (ULONG net_order_long_value);
char *  ospf_convert_ip_address_to_dot_format (
    char *cptr_array_to_store_dot_format_address, ULONG ip_address);
char *  ospf_strlwr (char *cptr_string_to_lower_case);
void ospf_add_entry_to_list (LINK *sptr_link, LINK *sptr_link_to_add);
void ospf_delete_entry_from_list (
    LINK *sptr_list_link, LINK *sptr_link_to_delete);



/**************************/
/* ospf_print_utilities.c */
/**************************/

void ospf_display_packet (OSPF_PACKET *sptr_packet,enum BOOLEAN receive);
void ospf_display_ospf_header (OSPF_HEADER *sptr_packet,enum BOOLEAN receive);
void ospf_print_memory_error_message_and_free_buffer_if_necessary (void *vptr_buffer,const char *cptr_string);
void ospf_printf (enum OSPF_PRINTF_GROUPS printf_group,const char *cptr_format, ...);
void ospf_printf_stub(enum OSPF_PRINTF_GROUPS printf_group,const char *cptr_format, ...);/*added for the case when the debug option is turned off*/
void ospf_display_routing_table (void);
/* SPR#76812 */
void ospf_display_routing_table_node (void);
void ospf_print_next_hops (OSPF_NEXT_HOP_BLOCK* sptr_next_hop);


/**********************************/
/* ospf_receive_acknowledgement.c */
/**********************************/

enum OSPF_PACKET_STATE ospf_ls_acknowledgement_packet_received (OSPF_LS_ACKNOWLEDGEMENT_HEADER *sptr_acknowledgement_packet,
    OSPF_NEIGHBOR *sptr_neighbor,OSPF_INTERFACE *sptr_interface,ULONG size_of_packet);

/***************************/
/* ospf_receive_database.c */
/***************************/

enum OSPF_PACKET_STATE ospf_database_packet_received (OSPF_DATABASE_HEADER *sptr_database_packet_header,OSPF_NEIGHBOR *sptr_neighbor,
    OSPF_INTERFACE *sptr_interface,ULONG size_of_packet);
                                                                                      /* ospf_receive_packet.c */
/***************************/
/* ospf_receive_packet.c */
/***************************/
void ospf_router_rx_packet(OSPF_INTERFACE *sptr_interface, OSPF_PACKET *sptr_ospf_packet,
                           USHORT packet_size, ULONG source_ip_address,
                           ULONG destination_ip_address);

/**************************/
/* ospf_receive_request.c */
/**************************/

enum OSPF_PACKET_STATE ospf_ls_request_packet_received (OSPF_LS_REQUEST_HEADER *sptr_ls_request_header,OSPF_NEIGHBOR *sptr_neighbor,
    OSPF_INTERFACE *sptr_interface,ULONG size_of_packet);

/*************************/
/* ospf_receive_update.c */
/*************************/

enum OSPF_PACKET_STATE ospf_ls_update_packet_received  (OSPF_LS_UPDATE_HEADER *sptr_ls_update_header,OSPF_NEIGHBOR *sptr_neighbor,
    OSPF_INTERFACE *sptr_interface_packet_received_on,ULONG source_address,ULONG destination_address);

/****************************/
/* ospf_receive_utilities.c */
/****************************/

enum TEST ospf_check_if_advertisements_link_state_id_is_equal_to_one_of_the_routers_own_IP_interface_addresses (
    OSPF_ROUTER_LINK_ADVERTISEMENT_HEADER *sptr_advertisement);

/************************/
/* ospf_routing_table.c */
/************************/

void ospf_schedule_routing_table_build (void);
void ospf_build_routing_table (void);
void ospf_examine_a_single_destination_for_a_better_path (OSPF_ADVERTISEMENT_NODE *sptr_advertisement_node,OSPF_AREA_ENTRY *sptr_area);
enum BOOLEAN ospf_add_new_path_to_routing_table_entry_and_update_rtm (OSPF_ROUTING_TABLE_NODE *sptr_routing_table_entry_for_N,
    ULONG next_hop_router, OSPF_ROUTING_TABLE_ENTRY *sptr_routing_table_entry);
enum BOOLEAN ospf_next_hop_block_changed (OSPF_ROUTING_TABLE_NODE *sptr_old_routing_table_node,
    OSPF_ROUTING_TABLE_NODE *sptr_routing_table_node);
enum BOOLEAN ospf_get_new_next_hop_blocks_and_mark_ospf_rt_node_new (OSPF_ROUTING_TABLE_NODE *sptr_routing_table_node,
    OSPF_NEXT_HOP_BLOCK *sptr_new_next_hop_block, OSPF_NEXT_HOP_BLOCK **ptr_sptr_new_next_hops_copy);

/********************************/
/* ospf_routing_table_lookups.c */
/********************************/
OSPF_ROUTING_TABLE_ENTRY *ospf_find_routing_table_entry (ULONG neighbor_id,enum OSPF_ROUTE_DESTINATION_TYPE destination_type,
    enum OSPF_ROUTE_PATH_TYPE path_type,OSPF_AREA_ENTRY *sptr_area);
/* SPR#76812 */
OSPF_ROUTING_TABLE_ENTRY *ospf_find_routing_table_entry_1583_asbr (ULONG neighbor_id);
OSPF_ROUTING_TABLE_ENTRY *ospf_routing_table_lookup (ULONG destination_ip_address,ULONG type_of_service,
    OSPF_ROUTING_TABLE_NODE *sptr_routing_table_node);
OSPF_ROUTING_TABLE_NODE *ospf_find_routing_table_node (ULONG neighbor_id, enum OSPF_LS_TYPE lsa_header_type,
    enum OSPF_ROUTE_PATH_TYPE path_type, OSPF_AREA_ENTRY *sptr_area);
OSPF_ROUTING_TABLE_NODE *ospf_find_router_or_network_routing_table_node (ULONG destination_id_to_look, enum OSPF_LS_TYPE lsa_header_type,
    enum OSPF_ROUTE_PATH_TYPE path_type,OSPF_AREA_ENTRY *sptr_area);
OSPF_ROUTING_TABLE_ENTRY* ospf_find_routing_table_entry_for_ABR(ULONG destination_id_to_look, ULONG area_id);

/********************************/
/* ospf_routing_table_updates.c */
/********************************/
void ospf_update_routing_table_due_to_receipt_of_a_new_summary_link_advertisement (OSPF_SUMMARY_LINK_ADVERTISEMENT_HEADER *sptr_summary,
    OSPF_AREA_ENTRY *sptr_area_A);
#if defined (__NSSA__)
void ospf_update_routing_table_due_to_receipt_of_a_new_type_7_external_link_advertisement (OSPF_TYPE_7_LINK_ADVERTISEMENT_HEADER *sptr_type_7,
    OSPF_AREA_ENTRY *sptr_area_A);
#endif /*__NSSA__*/
void ospf_invalidate_routing_table_entry (OSPF_ROUTING_TABLE_NODE *sptr_routing_table_node_for_N,ULONG network_mask,
    ULONG destination_N,OSPF_AREA_ENTRY *sptr_area_A);
/* SPR#76812 */
void ospf_add_routing_table_node (OSPF_ROUTING_TABLE_NODE* sptr_routing_table_node);
void ospf_delete_routing_table_node (OSPF_ROUTING_TABLE_NODE* sptr_routing_table_node);

/************************************/
/* ospf_shortest_path_calculation.c */
/************************************/

void ospf_calculate_shortest_path_tree (OSPF_AREA_ENTRY *sptr_area);
enum TEST ospf_check_if_link_exists (UNION_OSPF_LINK_STATE_ADVERTISEMENT *sptr_advertisement,ULONG vertex,OSPF_AREA_ENTRY *sptr_area);
OSPF_NEXT_HOP_BLOCK *ospf_calculate_the_set_of_next_hops (OSPF_SHORTEST_PATH_NODE *sptr_destination,OSPF_SHORTEST_PATH_NODE *sptr_parent,
    OSPF_ROUTER_LINK_PIECE *sptr_link, OSPF_AREA_ENTRY *sptr_area);
OSPF_NEXT_HOP_BLOCK *ospf_inherit_the_set_of_next_hops_from_node_X (OSPF_NEXT_HOP_BLOCK *sptr_node_X_next_hops);
void ospf_schedule_shortest_path_first_job (OSPF_AREA_ENTRY *sptr_area);

/***************/
/* ospf_snmp.c */
/***************/

enum TEST ospf_get_mib_variable (enum MIB_OPERATION mib_operation, char *cptr_mib_string,
    BYTE* bptr_variable_value , USHORT *usptr_size_of_variable_value, USHORT *usptr_size_of_table_indices,
    ULONG *ulptr_table_indices, enum BOOLEAN *eptr_end_of_table, char **ptr_to_cptr_next_variable_name);

/*****************/
/* ospf_system.c */
/*****************/
void ospf_init_stub();


/****************/
/* ospf_timer.c */
/****************/

void ospf_router_timer (void);
/* SPR 85432 -- Begin */
void ospf_hello_timer (void);
/* SPR 85432 -- End */

/*******************/
/* ospf_transmit.c */
/*******************/

void ospf_tx_packet (OSPF_HEADER *sptr_packet,OSPF_INTERFACE *sptr_interface,enum OSPF_UNION_PACKET_TYPES type,ULONG length,
    ULONG destination,enum BOOLEAN free_packet);
void ospf_send_completion_packet (USHORT port_number,void *vptr_txed_packet);

/***********************************/
/* ospf_transmit_acknowledgement.c */
/***********************************/

enum OSPF_ACKNOWLEDGEMENT_RETURN_TYPE ospf_send_acknowledgement (OSPF_INTERFACE *sptr_interface, OSPF_NEIGHBOR *sptr_neighbor,
    OSPF_LS_HEADER_QUEUE **ptr_to_sptr_header_queue);

/****************************/
/* ospf_transmit_database.c */
/****************************/

void ospf_send_an_empty_database_description_packet (OSPF_INTERFACE *sptr_interface,OSPF_NEIGHBOR *sptr_neighbor);
void ospf_send_database_summary (OSPF_INTERFACE *sptr_interface,OSPF_NEIGHBOR *sptr_neighbor);

/***************************/
/* ospf_transmit_request.c */
/***************************/

void ospf_send_ls_request_packet (OSPF_INTERFACE *sptr_interface,OSPF_NEIGHBOR *sptr_neighbor);

/**************************/
/* ospf_transmit_update.c */
/**************************/

void ospf_send_ls_update (OSPF_LS_DATABASE_NODE *sptr_database_list,OSPF_NEIGHBOR *sptr_neighbor,OSPF_INTERFACE *sptr_interface,
    enum BOOLEAN retransmit_flag, enum BOOLEAN advertisement_installed);
/* SPR 88619 start */
void ospf_free_timestamps_for_lsdb_entry(OSPF_LS_DATABASE_ENTRY *sptr_database_entry);
/* SPR 88619 end */

/*****************************/