?? ospf_opaque_lsa.c
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sptr_next_database_entry = sptr_database_entry->sptr_forward_link; if ( sptr_database_entry->advertisement.sptr_type_10 != NULL ) { opaque_lsa_count++; } } } sptr_area = sptr_area->sptr_forward_link; } break; case OSPF_LS_TYPE_11: sptr_ls_database_head = NULL; sptr_database_entry = NULL; index =0; /* Check for type 11 lsdb */ for (index = 0x00000000L, sptr_ls_database_head = &(ospf.type_11_database_hash_table[LS_TYPE_11_LSA][index]); /* for each hash list */ index < OSPF_HASH_TABLE_SIZE; ++index, sptr_ls_database_head = &(ospf.type_11_database_hash_table[LS_TYPE_11_LSA][index])) { if (sptr_ls_database_head == NULL) { continue; } /* SPR#76812 */ for (sptr_database_entry = sptr_ls_database_head->sptr_linear_database_entry; sptr_database_entry != NULL; sptr_database_entry = sptr_next_database_entry) { sptr_next_database_entry = sptr_database_entry->sptr_forward_link; if ( sptr_database_entry->advertisement.sptr_type_11 != NULL ) { opaque_lsa_count++; } } } break; } semGive (ospf_global_mutex ); return opaque_lsa_count; } else { semGive (ospf_global_mutex ); return 0; } }/***********************************************************************************************************************************//* Function: ospfRetrieveType9 Input: enum OSPF_SEARCH_TYPE - OSPF_SEARCH_LSA_TYPE|OSPF_SEARCH_LSA_ID|OSPF_SEARCH_ADVERTISING_ROUTER ULONG - key_value ULONG - area_id RETURNS: OSPF_TYPE_9_LSA_LINK * - link list of type 9 link state advertisements Description: This function retrieves the type 9 opaque lsas from the opaque lsdb.*/OSPF_TYPE_9_LSA_LINK *ospfRetrieveType9 ( enum OSPF_SEARCH_TYPE key, ULONG key_value, ULONG area_id ) { OSPF_AREA_ENTRY *sptr_area = ospf.sptr_area_list; OSPF_LS_DATABASE_HEAD *sptr_ls_database_head = NULL; OSPF_LS_DATABASE_ENTRY *sptr_database_entry = NULL; OSPF_LS_DATABASE_ENTRY *sptr_next_database_entry = NULL; ULONG index; OSPF_TYPE_9_LSA_LINK *type_9_lsa_head = NULL; OSPF_TYPE_9_LSA_LINK *type_9_lsa = NULL; USHORT size_of_opaque_lsa = 0; USHORT size_of_type_9_lsa = 0; USHORT size_of_link_list_pointers = 0; OSPF_PRINTF_DEBUG (OSPF_DEBUG_PRINTF, "OSPF: Entering ospfRetrieveType9\r\n"); key_value = net_to_host_long(key_value); semTake (ospf_global_mutex , WAIT_FOREVER); if (ospf.opaque_capability == TRUE) { size_of_link_list_pointers = sizeof(OSPF_TYPE_9_LSA_LINK *) + sizeof(OSPF_TYPE_9_LSA_LINK *); while (sptr_area != NULL) { if (sptr_area->area_id == area_id) { for (index = 0x00000000L, sptr_ls_database_head = &(sptr_area->opaque_ls_database_hash_table[TYPE_9_LSA][index]); /* for each hash list */ index < OSPF_HASH_TABLE_SIZE; ++index, sptr_ls_database_head = &(sptr_area->opaque_ls_database_hash_table[TYPE_9_LSA][index])) { /* SPR#76812 */ for (sptr_database_entry = sptr_ls_database_head->sptr_linear_database_entry; sptr_database_entry != NULL; sptr_database_entry = sptr_next_database_entry) { sptr_next_database_entry = sptr_database_entry->sptr_forward_link; if ( sptr_database_entry->advertisement.sptr_type_9 != NULL ) { if (key == OSPF_SEARCH_ADVERTISING_ROUTER) { if (sptr_database_entry->advertisement.sptr_type_9->ls_header.advertising_router == key_value) { size_of_opaque_lsa = sptr_database_entry->advertisement.sptr_type_9->ls_header.length; size_of_opaque_lsa = net_to_host_short(size_of_opaque_lsa); /* Add forward and backward pointer length */ size_of_type_9_lsa = (USHORT)(size_of_opaque_lsa + size_of_link_list_pointers); type_9_lsa = table_malloc(1, size_of_type_9_lsa); if (type_9_lsa == NULL) { if (type_9_lsa_head != NULL) { ospf_free_entire_list ((OSPF_GENERIC_NODE*) type_9_lsa_head); } type_9_lsa_head = NULL; semGive (ospf_global_mutex ); return NULL; } else { memcpy(((BYTE *)(type_9_lsa)+size_of_link_list_pointers), sptr_database_entry->advertisement.sptr_type_9, size_of_opaque_lsa); if (type_9_lsa_head == NULL) { type_9_lsa_head = type_9_lsa; } else { ospf_add_node_to_end_of_list ((OSPF_GENERIC_NODE *) type_9_lsa, (OSPF_GENERIC_NODE *) type_9_lsa_head); } } } } else if (key == OSPF_SEARCH_LSA_ID) { if (sptr_database_entry->advertisement.sptr_type_9->ls_header.id.lsid == key_value) { size_of_opaque_lsa = sptr_database_entry->advertisement.sptr_type_9->ls_header.length; size_of_opaque_lsa = net_to_host_short(size_of_opaque_lsa); /* Add forward and backward pointer length */ size_of_type_9_lsa = (USHORT)(size_of_opaque_lsa + size_of_link_list_pointers); type_9_lsa = table_malloc(1, size_of_type_9_lsa); if (type_9_lsa == NULL) { if (type_9_lsa_head != NULL) { ospf_free_entire_list ((OSPF_GENERIC_NODE*) type_9_lsa_head); } type_9_lsa_head = NULL; semGive (ospf_global_mutex ); return NULL; } else { memcpy(((BYTE *)(type_9_lsa)+size_of_link_list_pointers), sptr_database_entry->advertisement.sptr_type_9, size_of_opaque_lsa); if (type_9_lsa_head == NULL) { type_9_lsa_head = type_9_lsa; } else { ospf_add_node_to_end_of_list ((OSPF_GENERIC_NODE *) type_9_lsa, (OSPF_GENERIC_NODE *) type_9_lsa_head); } } } } else { size_of_opaque_lsa = sptr_database_entry->advertisement.sptr_type_9->ls_header.length; size_of_opaque_lsa = net_to_host_short(size_of_opaque_lsa); /* Add forward and backward pointer length */ size_of_type_9_lsa = (USHORT)(size_of_opaque_lsa + size_of_link_list_pointers); type_9_lsa = table_malloc(1, size_of_type_9_lsa); if (type_9_lsa == NULL) { if (type_9_lsa_head != NULL) { ospf_free_entire_list ((OSPF_GENERIC_NODE*) type_9_lsa_head); } type_9_lsa_head = NULL; semGive (ospf_global_mutex ); return NULL; } else { memcpy(((BYTE *)(type_9_lsa)+size_of_link_list_pointers), sptr_database_entry->advertisement.sptr_type_9, size_of_opaque_lsa); if (type_9_lsa_head == NULL) { type_9_lsa_head = type_9_lsa; } else { ospf_add_node_to_end_of_list ((OSPF_GENERIC_NODE *) type_9_lsa, (OSPF_GENERIC_NODE *) type_9_lsa_head); } } } } } } } sptr_area = sptr_area->sptr_forward_link; } semGive (ospf_global_mutex ); return type_9_lsa_head; } else { semGive (ospf_global_mutex ); return NULL; } }/***********************************************************************************************************************************//* Function: ospfRetrieveType10 Input: enum OSPF_SEARCH_TYPE - OSPF_SEARCH_LSA_TYPE|OSPF_SEARCH_LSA_ID|OSPF_SEARCH_ADVERTISING_ROUTER ULONG - key_value ULONG - area_id RETURNS: OSPF_TYPE_10_LSA_LINK * - link list of type 10 link state advertisements Description: This function retrieves the type 10 opaque lsas from the opaque lsdb.*/OSPF_TYPE_10_LSA_LINK *ospfRetrieveType10 ( enum OSPF_SEARCH_TYPE key, ULONG key_value, ULONG area_id ) { OSPF_AREA_ENTRY *sptr_area = ospf.sptr_area_list; OSPF_LS_DATABASE_HEAD *sptr_ls_database_head = NULL; OSPF_LS_DATABASE_ENTRY *sptr_database_entry = NULL; OSPF_LS_DATABASE_ENTRY *sptr_next_database_entry = NULL; ULONG index; OSPF_TYPE_10_LSA_LINK *type_10_lsa_head = NULL; OSPF_TYPE_10_LSA_LINK *type_10_lsa = NULL; USHORT size_of_opaque_lsa = 0; USHORT size_of_type_10_lsa = 0; USHORT size_of_link_list_pointers = 0; OSPF_PRINTF_DEBUG (OSPF_DEBUG_PRINTF, "OSPF: Entering ospfRetrieveType10\r\n"); key_value = net_to_host_long(key_value); semTake (ospf_global_mutex , WAIT_FOREVER); if (ospf.opaque_capability == TRUE) { size_of_link_list_pointers = sizeof(OSPF_TYPE_10_LSA_LINK *) + sizeof(OSPF_TYPE_10_LSA_LINK *); while (sptr_area != NULL) { if (sptr_area->area_id == area_id) { for (index = 0x00000000L, sptr_ls_database_head = &(sptr_area->opaque_ls_database_hash_table[TYPE_10_LSA][index]); /* for each hash list */ index < OSPF_HASH_TABLE_SIZE; ++index, sptr_ls_database_head = &(sptr_area->opaque_ls_database_hash_table[TYPE_10_LSA][index])) { /* SPR#76812 */ for (sptr_database_entry = sptr_ls_database_head->sptr_linear_database_entry; sptr_database_entry != NULL; sptr_database_entry = sptr_next_database_entry) { sptr_next_database_entry = sptr_database_entry->sptr_forward_link; if ( sptr_database_entry->advertisement.sptr_type_10 != NULL ) { if (key == OSPF_SEARCH_ADVERTISING_ROUTER) { if (sptr_database_entry->advertisement.sptr_type_10->ls_header.advertising_router == key_value) { size_of_opaque_lsa = sptr_database_entry->advertisement.sptr_type_10->ls_header.length; size_of_opaque_lsa = net_to_host_short(size_of_opaque_lsa); /* Add forward and backward pointer length */ size_of_type_10_lsa = (USHORT)(size_of_opaque_lsa + size_of_link_list_pointers); type_10_lsa = table_malloc(1, size_of_type_10_lsa); if (type_10_lsa == NULL) { if (type_10_lsa_head != NULL) { ospf_free_entire_list ((OSPF_GENERIC_NODE*) type_10_lsa_head); } type_10_lsa_head = NULL; semGive (ospf_global_mutex ); return NULL; } else { memcpy(((BYTE *)(type_10_lsa)+size_of_link_list_pointers), sptr_database_entry->advertisement.sptr_type_10, size_of_opaque_lsa); if (type_10_lsa_head == NULL) { type_10_lsa_head = type_10_lsa; } else { ospf_add_node_to_end_of_list ((OSPF_GENERIC_NODE *) type_10_lsa, (OSPF_GENERIC_NODE *) type_10_lsa_head); } } } } else if (key == OSPF_SEARCH_LSA_ID) { if (sptr_database_entry->advertisement.sptr_type_10->ls_header.id.lsid == key_value) { size_of_opaque_lsa = sptr_database_entry->advertisement.sptr_type_10->ls_header.length; size_of_opaque_lsa = net_to_host_short(size_of_opaque_lsa); /* Add forward and backward pointer length */ size_of_type_10_lsa = (USHORT)(size_of_opaque_lsa + size_of_link_list_pointers); type_10_lsa = table_malloc(1, size_of_type_10_lsa); if (type_10_lsa == NULL) { if (type_10_lsa_head != NULL) { ospf_free_entire_list ((OSPF_GENERIC_NODE*) type_10_lsa_head); } type_10_lsa_head = NULL; semGive (ospf_global_mutex ); return NULL; } else { memcpy(((BYTE *)(type_10_lsa)+size_of_link_list_pointers), sptr_database_entry->advertisement.sptr_type_10, size_of_opaque_lsa); if (type_10_lsa_head == NULL) { type_10_lsa_head = type_10_lsa; } else { ospf_add_node_to_end_of_list ((OSPF_GENERIC_NODE *) type_10_lsa, (OSPF_GENERIC_NODE *) type_10_lsa_head); } } } } else { size_of_opaque_lsa = sptr_database_entry->advertisement.sptr_type_10->ls_header.length; size_of_opaque_lsa = net_to_host_short(size_of_opaque_lsa); /* Add forward and backward pointer length */ size_of_type_10_lsa = (USHORT)(size_of_opaque_lsa + size_of_link_list_pointers); type_10_lsa = table_malloc(1, size_of_type_10_lsa); if (type_10_lsa == NULL) { if (type_10_lsa_head != NULL) { ospf_free_entire_list ((OSPF_GENERIC_NODE*) type_10_lsa_head); } type_10_lsa_head = NULL;?? 快捷鍵說明
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