diff options
Diffstat (limited to 'source3/include/nameserv.h')
| -rw-r--r-- | source3/include/nameserv.h | 380 |
1 files changed, 20 insertions, 360 deletions
diff --git a/source3/include/nameserv.h b/source3/include/nameserv.h index 8fbe5a3..51efe82 100644 --- a/source3/include/nameserv.h +++ b/source3/include/nameserv.h @@ -20,18 +20,6 @@ */ -#define INFO_VERSION "INFO/version" -#define INFO_COUNT "INFO/num_entries" -#define INFO_ID_HIGH "INFO/id_high" -#define INFO_ID_LOW "INFO/id_low" -#define ENTRY_PREFIX "ENTRY/" - -#define PERMANENT_TTL 0 - -/* NTAS uses 2, NT uses 1, WfWg uses 0 */ -#define MAINTAIN_LIST 2 -#define ELECTION_VERSION 1 - #define MAX_DGRAM_SIZE (576) /* tcp/ip datagram limit is 576 bytes */ #define MIN_DGRAM_SIZE 12 @@ -140,12 +128,6 @@ enum netbios_reply_type_code { NMB_QUERY, NMB_STATUS, NMB_REG, NMB_REG_REFRESH, #define NAME_POLL_REFRESH_TIME (5*60) #define NAME_POLL_INTERVAL 15 -/* Workgroup state identifiers. */ -#define AM_POTENTIAL_MASTER_BROWSER(work) ((work)->mst_state == MST_POTENTIAL) -#define AM_LOCAL_MASTER_BROWSER(work) ((work)->mst_state == MST_BROWSER) -#define AM_DOMAIN_MASTER_BROWSER(work) ((work)->dom_state == DOMAIN_MST) -#define AM_DOMAIN_MEMBER(work) ((work)->log_state == LOGON_SRV) - /* Microsoft browser NetBIOS name. */ #define MSBROWSE "\001\002__MSBROWSE__\002" @@ -159,293 +141,33 @@ enum netbios_reply_type_code { NMB_QUERY, NMB_STATUS, NMB_REG, NMB_REG_REFRESH, #define FIND_ANY_NAME 0 #define FIND_SELF_NAME 1 -/* - * The different name types that can be in namelists. - * - * SELF_NAME should only be on the broadcast and unicast subnets. - * LMHOSTS_NAME should only be in the remote_broadcast_subnet. - * REGISTER_NAME, DNS_NAME, DNSFAIL_NAME should only be in the wins_server_subnet. - * WINS_PROXY_NAME should only be on the broadcast subnets. - * PERMANENT_NAME can be on all subnets except remote_broadcast_subnet. - * - */ - -enum name_source {LMHOSTS_NAME, REGISTER_NAME, SELF_NAME, DNS_NAME, - DNSFAIL_NAME, PERMANENT_NAME, WINS_PROXY_NAME}; enum node_type {B_NODE=0, P_NODE=1, M_NODE=2, NBDD_NODE=3}; enum packet_type {NMB_PACKET, DGRAM_PACKET}; -enum master_state { - MST_NONE, - MST_POTENTIAL, - MST_BACKUP, - MST_MSB, - MST_BROWSER, - MST_UNBECOMING_MASTER -}; - -enum domain_state { - DOMAIN_NONE, - DOMAIN_WAIT, - DOMAIN_MST -}; - -enum logon_state { - LOGON_NONE, - LOGON_WAIT, - LOGON_SRV -}; - -struct subnet_record; - -struct nmb_data { - uint16_t nb_flags; /* Netbios flags. */ - int num_ips; /* Number of ip entries. */ - struct in_addr *ip; /* The ip list for this name. */ - - enum name_source source; /* Where the name came from. */ - - time_t death_time; /* The time the record must be removed (do not remove if 0). */ - time_t refresh_time; /* The time the record should be refreshed. */ - - uint64_t id; /* unique id */ - struct in_addr wins_ip; /* the address of the wins server this record comes from */ - - int wins_flags; /* similar to the netbios flags but different ! */ -}; - -/* This structure represents an entry in a local netbios name list. */ -struct name_record { - struct name_record *prev, *next; - struct subnet_record *subnet; - struct nmb_name name; /* The netbios name. */ - struct nmb_data data; /* The netbios data. */ -}; - -/* Browser cache for synchronising browse lists. */ -struct browse_cache_record { - struct browse_cache_record *prev, *next; - unstring lmb_name; - unstring work_group; - struct in_addr ip; - time_t sync_time; - time_t death_time; /* The time the record must be removed. */ -}; - -/* used for server information: client, nameserv and ipc */ -struct server_info_struct { - fstring name; - uint32_t type; - fstring comment; - fstring domain; /* used ONLY in ipc.c NOT namework.c */ - bool server_added; /* used ONLY in ipc.c NOT namework.c */ -}; - -/* This is used to hold the list of servers in my domain, and is - contained within lists of domains. */ - -struct server_record { - struct server_record *next; - struct server_record *prev; - - struct subnet_record *subnet; - - struct server_info_struct serv; - time_t death_time; -}; - -/* A workgroup structure. It contains a list of servers. */ -struct work_record { - struct work_record *next; - struct work_record *prev; - - struct subnet_record *subnet; - - struct server_record *serverlist; - - /* Stage of development from non-local-master up to local-master browser. */ - enum master_state mst_state; - - /* Stage of development from non-domain-master to domain-master browser. */ - enum domain_state dom_state; - - /* Stage of development from non-logon-server to logon server. */ - enum logon_state log_state; - - /* Work group info. */ - unstring work_group; - int token; /* Used when communicating with backup browsers. */ - unstring local_master_browser_name; /* Current local master browser. */ - - /* Announce info. */ - time_t lastannounce_time; - int announce_interval; - bool needannounce; - - /* Timeout time for this workgroup. 0 means permanent. */ - time_t death_time; - - /* Election info */ - bool RunningElection; - bool needelection; - int ElectionCount; - uint32_t ElectionCriterion; - - /* Domain master browser info. Used for efficient syncs. */ - struct nmb_name dmb_name; - struct in_addr dmb_addr; -}; - -/* typedefs needed to define copy & free functions for userdata. */ -struct userdata_struct; - -typedef struct userdata_struct * (*userdata_copy_fn)(struct userdata_struct *); -typedef void (*userdata_free_fn)(struct userdata_struct *); - -/* Structure to define any userdata passed around. */ - -struct userdata_struct { - userdata_copy_fn copy_fn; - userdata_free_fn free_fn; - unsigned int userdata_len; - char data[16]; /* 16 is to ensure alignment/padding on all systems */ +#define MAX_NETBIOSNAME_LEN 16 +/* DOS character, NetBIOS namestring. Type used on the wire. */ +typedef char nstring[MAX_NETBIOSNAME_LEN]; +/* Unix character, NetBIOS namestring. Type used to manipulate name in nmbd. */ +typedef char unstring[MAX_NETBIOSNAME_LEN*4]; + +/* A netbios name structure. */ +struct nmb_name { + nstring name; + char scope[64]; + unsigned int name_type; }; -struct response_record; -struct packet_struct; -struct res_rec; - -/* typedef to define the function called when this response packet comes in. */ -typedef void (*response_function)(struct subnet_record *, struct response_record *, - struct packet_struct *); - -/* typedef to define the function called when this response record times out. */ -typedef void (*timeout_response_function)(struct subnet_record *, - struct response_record *); - -/* typedef to define the function called when the request that caused this - response record to be created is successful. */ -typedef void (*success_function)(struct subnet_record *, struct userdata_struct *, ...); - -/* typedef to define the function called when the request that caused this - response record to be created is unsuccessful. */ -typedef void (*fail_function)(struct subnet_record *, struct response_record *, ...); - -/* List of typedefs for success and fail functions of the different query - types. Used to catch any compile time prototype errors. */ - -typedef void (*register_name_success_function)( struct subnet_record *, - struct userdata_struct *, - struct nmb_name *, - uint16_t, - int, - struct in_addr); -typedef void (*register_name_fail_function)( struct subnet_record *, - struct response_record *, - struct nmb_name *); - -typedef void (*release_name_success_function)( struct subnet_record *, - struct userdata_struct *, - struct nmb_name *, - struct in_addr); -typedef void (*release_name_fail_function)( struct subnet_record *, - struct response_record *, - struct nmb_name *); - -typedef void (*refresh_name_success_function)( struct subnet_record *, - struct userdata_struct *, - struct nmb_name *, - uint16_t, - int, - struct in_addr); -typedef void (*refresh_name_fail_function)( struct subnet_record *, - struct response_record *, - struct nmb_name *); - -typedef void (*query_name_success_function)( struct subnet_record *, - struct userdata_struct *, - struct nmb_name *, - struct in_addr, - struct res_rec *answers); - -typedef void (*query_name_fail_function)( struct subnet_record *, - struct response_record *, - struct nmb_name *, - int); - -typedef void (*node_status_success_function)( struct subnet_record *, - struct userdata_struct *, - struct res_rec *, - struct in_addr); -typedef void (*node_status_fail_function)( struct subnet_record *, - struct response_record *); - -/* Initiated name queries are recorded in this list to track any responses. */ - -struct response_record { - struct response_record *next; - struct response_record *prev; - - uint16_t response_id; - - /* Callbacks for packets received or not. */ - response_function resp_fn; - timeout_response_function timeout_fn; - - /* Callbacks for the request succeeding or not. */ - success_function success_fn; - fail_function fail_fn; - - struct packet_struct *packet; - - struct userdata_struct *userdata; - - int num_msgs; - - time_t repeat_time; - time_t repeat_interval; - int repeat_count; - - /* Recursion protection. */ - bool in_expiration_processing; +/* A netbios node status array element. */ +struct node_status { + nstring name; + unsigned char type; + unsigned char flags; }; -/* A subnet structure. It contains a list of workgroups and netbios names. */ - -/* - B nodes will have their own, totally separate subnet record, with their - own netbios name set. These do NOT interact with other subnet records' - netbios names. -*/ - -enum subnet_type { - NORMAL_SUBNET = 0, /* Subnet listed in interfaces list. */ - UNICAST_SUBNET = 1, /* Subnet for unicast packets. */ - REMOTE_BROADCAST_SUBNET = 2, /* Subnet for remote broadcasts. */ - WINS_SERVER_SUBNET = 3 /* Only created if we are a WINS server. */ -}; - -struct subnet_record { - struct subnet_record *next; - struct subnet_record *prev; - - char *subnet_name; /* For Debug identification. */ - enum subnet_type type; /* To catagorize the subnet. */ - - struct work_record *workgrouplist; /* List of workgroups. */ - struct name_record *namelist; /* List of netbios names. */ - struct response_record *responselist; /* List of responses expected. */ - - bool namelist_changed; - bool work_changed; - - struct in_addr bcast_ip; - struct in_addr mask_ip; - struct in_addr myip; - int nmb_sock; /* socket to listen for unicast 137. */ - int nmb_bcast; /* socket to listen for broadcast 137. */ - int dgram_sock; /* socket to listen for unicast 138. */ - int dgram_bcast; /* socket to listen for broadcast 138. */ +/* The extra info from a NetBIOS node status query */ +struct node_status_extra { + unsigned char mac_addr[6]; + /* There really is more here ... */ }; /* A resource record. */ @@ -564,66 +286,4 @@ struct packet_struct #define ANN_ResetBrowserState 14 #define ANN_LocalMasterAnnouncement 15 - -/* Broadcast packet announcement intervals, in minutes. */ - -/* Attempt to add domain logon and domain master names. */ -#define CHECK_TIME_ADD_DOM_NAMES 5 - -/* Search for master browsers of workgroups samba knows about, - except default. */ -#define CHECK_TIME_MST_BROWSE 5 - -/* Request backup browser announcements from other servers. */ -#define CHECK_TIME_ANNOUNCE_BACKUP 15 - -/* Request host announcements from other servers: min and max of interval. */ -#define CHECK_TIME_MIN_HOST_ANNCE 3 -#define CHECK_TIME_MAX_HOST_ANNCE 12 - -/* Announce as master to WINS server and any Primary Domain Controllers. */ -#define CHECK_TIME_MST_ANNOUNCE 15 - -/* Time between syncs from domain master browser to local master browsers. */ -#define CHECK_TIME_DMB_TO_LMB_SYNC 15 - -/* Do all remote announcements this often. */ -#define REMOTE_ANNOUNCE_INTERVAL 180 - -/* what is the maximum period between name refreshes. Note that this only - affects non-permanent self names (in seconds) */ -#define MAX_REFRESH_TIME (60*20) - -/* The Extinction interval: 4 days, time a node will stay in released state */ -#define EXTINCTION_INTERVAL (4*24*60*60) - -/* The Extinction time-out: 1 day, time a node will stay in deleted state */ -#define EXTINCTION_TIMEOUT (24*60*60) - -/* Macro's to enumerate subnets either with or without - the UNICAST subnet. */ - -extern struct subnet_record *subnetlist; -extern struct subnet_record *unicast_subnet; -extern struct subnet_record *wins_server_subnet; -extern struct subnet_record *remote_broadcast_subnet; - -#define FIRST_SUBNET subnetlist -#define NEXT_SUBNET_EXCLUDING_UNICAST(x) ((x)->next) -#define NEXT_SUBNET_INCLUDING_UNICAST(x) (get_next_subnet_maybe_unicast((x))) - -/* wins replication record used between nmbd and wrepld */ -typedef struct _WINS_RECORD { - char name[17]; - char type; - int nb_flags; - int wins_flags; - uint64_t id; - int num_ips; - struct in_addr ip[25]; - struct in_addr wins_ip; -} WINS_RECORD; - -/* To be removed. */ -enum state_type { TEST }; #endif /* _NAMESERV_H_ */ |