#ifndef _NAMESERV_H_
#define _NAMESERV_H_
/*
- Unix SMB/Netbios implementation.
- Version 1.9.
+ Unix SMB/CIFS implementation.
NBT netbios header - version 2
Copyright (C) Andrew Tridgell 1994-1998
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#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 */
/* Mask applied to outgoing NetBIOS flags. */
#define NB_FLGMSK 0xE0
+/* The wins flags. Looks like the nbflags ! */
+#define WINS_UNIQUE 0x00 /* Unique record */
+#define WINS_NGROUP 0x01 /* Normal Group eg: 1B */
+#define WINS_SGROUP 0x02 /* Special Group eg: 1C */
+#define WINS_MHOMED 0x03 /* MultiHomed */
+
+#define WINS_ACTIVE 0x00 /* active record */
+#define WINS_RELEASED 0x04 /* released record */
+#define WINS_TOMBSTONED 0x08 /* tombstoned record */
+#define WINS_DELETED 0x0C /* deleted record */
+
+#define WINS_STATE_MASK 0x0C
+
+#define WINS_LOCAL 0x00 /* local record */
+#define WINS_REMOTE 0x10 /* remote record */
+
+#define WINS_BNODE 0x00 /* Broadcast node */
+#define WINS_PNODE 0x20 /* PtP node */
+#define WINS_MNODE 0x40 /* Mixed node */
+#define WINS_HNODE 0x60 /* Hybrid node */
+
+#define WINS_NONSTATIC 0x00 /* dynamic record */
+#define WINS_STATIC 0x80 /* static record */
+
+#define WINS_STATE_ACTIVE(p) (((p)->data.wins_flags & WINS_STATE_MASK) == WINS_ACTIVE)
+
+
/* NetBIOS flag identifier. */
#define NAME_GROUP(p) ((p)->data.nb_flags & NB_GROUP)
#define NAME_BFLAG(p) (((p)->data.nb_flags & NB_NODETYPEMASK) == NB_BFLAG)
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 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 domain_state {
+ DOMAIN_NONE,
+ DOMAIN_WAIT,
+ DOMAIN_MST
};
-enum logon_state
-{
- LOGON_NONE,
- LOGON_WAIT,
- LOGON_SRV
+enum logon_state {
+ LOGON_NONE,
+ LOGON_WAIT,
+ LOGON_SRV
};
struct subnet_record;
-/* A netbios name structure. */
-struct nmb_name {
- char name[17];
- char scope[64];
- unsigned int name_type;
-};
+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. */
-struct nmb_data
-{
- uint16 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. */
- 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 adress of the wins server this record comes 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. */
+ int wins_flags; /* similar to the netbios flags but different ! */
};
/* This structure represents an entry in a local netbios name list. */
-struct name_record
- {
- ubi_trNode node[1];
- struct subnet_record *subnet;
- struct nmb_name name; /* The netbios name. */
- struct nmb_data data; /* The netbios data. */
- };
+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
- {
- ubi_dlNode node[1];
- pstring lmb_name;
- pstring work_group;
- struct in_addr ip;
- time_t sync_time;
- time_t death_time; /* The time the record must be removed. */
- };
+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 server_record {
+ struct server_record *next;
+ struct server_record *prev;
- struct subnet_record *subnet;
+ struct subnet_record *subnet;
- struct server_info_struct serv;
- time_t death_time;
+ 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 work_record {
+ struct work_record *next;
+ struct work_record *prev;
- struct subnet_record *subnet;
+ struct subnet_record *subnet;
- struct server_record *serverlist;
+ 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-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-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;
+ /* Stage of development from non-logon-server to logon server. */
+ enum logon_state log_state;
- /* Work group info. */
- fstring work_group;
- int token; /* Used when communicating with backup browsers. */
- fstring local_master_browser_name; /* Current local master browser. */
+ /* 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;
+ /* Announce info. */
+ time_t lastannounce_time;
+ int announce_interval;
+ bool needannounce;
- /* Timeout time for this workgroup. 0 means permanent. */
- time_t death_time;
+ /* Timeout time for this workgroup. 0 means permanent. */
+ time_t death_time;
- /* Election info */
- BOOL RunningElection;
- BOOL needelection;
- int ElectionCount;
- uint32 ElectionCriterion;
+ /* 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;
+ /* 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. */
/* 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 */
+ 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 */
};
struct response_record;
typedef void (*register_name_success_function)( struct subnet_record *,
struct userdata_struct *,
struct nmb_name *,
- uint16,
+ uint16_t,
int,
struct in_addr);
typedef void (*register_name_fail_function)( struct subnet_record *,
typedef void (*refresh_name_success_function)( struct subnet_record *,
struct userdata_struct *,
struct nmb_name *,
- uint16,
+ uint16_t,
int,
struct in_addr);
typedef void (*refresh_name_fail_function)( struct subnet_record *,
/* Initiated name queries are recorded in this list to track any responses. */
-struct response_record
-{
- struct response_record *next;
- struct response_record *prev;
+struct response_record {
+ struct response_record *next;
+ struct response_record *prev;
- uint16 response_id;
+ uint16_t response_id;
- /* Callbacks for packets received or not. */
- response_function resp_fn;
- timeout_response_function timeout_fn;
+ /* 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;
+ /* Callbacks for the request succeeding or not. */
+ success_function success_fn;
+ fail_function fail_fn;
- struct packet_struct *packet;
+ struct packet_struct *packet;
- struct userdata_struct *userdata;
+ struct userdata_struct *userdata;
- int num_msgs;
+ int num_msgs;
- time_t repeat_time;
- time_t repeat_interval;
- int repeat_count;
+ time_t repeat_time;
+ time_t repeat_interval;
+ int repeat_count;
+
+ /* Recursion protection. */
+ bool in_expiration_processing;
};
/* A subnet structure. It contains a list of workgroups and 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. */
+ 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;
+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. */
+ char *subnet_name; /* For Debug identification. */
+ enum subnet_type type; /* To catagorize the subnet. */
- struct work_record *workgrouplist; /* List of workgroups. */
- ubi_trRoot namelist[1]; /* List of netbios names. */
- struct response_record *responselist; /* List of responses expected. */
+ 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;
+ 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 dgram_sock; /* socket to listen for unicast 138. */
+ 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. */
};
/* A resource record. */
struct res_rec {
- struct nmb_name rr_name;
- int rr_type;
- int rr_class;
- int ttl;
- int rdlength;
- char rdata[MAX_DGRAM_SIZE];
+ struct nmb_name rr_name;
+ int rr_type;
+ int rr_class;
+ int ttl;
+ int rdlength;
+ char rdata[MAX_DGRAM_SIZE];
};
+/* Define these so we can pass info back to caller of name_query */
+#define NM_FLAGS_RS 0x80 /* Response. Cheat */
+#define NM_FLAGS_AA 0x40 /* Authoritative */
+#define NM_FLAGS_TC 0x20 /* Truncated */
+#define NM_FLAGS_RD 0x10 /* Recursion Desired */
+#define NM_FLAGS_RA 0x08 /* Recursion Available */
+#define NM_FLAGS_B 0x01 /* Broadcast */
+
/* An nmb packet. */
-struct nmb_packet
-{
- struct {
- int name_trn_id;
- int opcode;
- BOOL response;
- struct {
- BOOL bcast;
- BOOL recursion_available;
- BOOL recursion_desired;
- BOOL trunc;
- BOOL authoritative;
- } nm_flags;
- int rcode;
- int qdcount;
- int ancount;
- int nscount;
- int arcount;
- } header;
-
- struct {
- struct nmb_name question_name;
- int question_type;
- int question_class;
- } question;
-
- struct res_rec *answers;
- struct res_rec *nsrecs;
- struct res_rec *additional;
+struct nmb_packet {
+ struct {
+ int name_trn_id;
+ int opcode;
+ bool response;
+ struct {
+ bool bcast;
+ bool recursion_available;
+ bool recursion_desired;
+ bool trunc;
+ bool authoritative;
+ } nm_flags;
+ int rcode;
+ int qdcount;
+ int ancount;
+ int nscount;
+ int arcount;
+ } header;
+
+ struct {
+ struct nmb_name question_name;
+ int question_type;
+ int question_class;
+ } question;
+
+ struct res_rec *answers;
+ struct res_rec *nsrecs;
+ struct res_rec *additional;
};
+/* msg_type field options - from rfc1002. */
+
+#define DGRAM_UNIQUE 0x10
+#define DGRAM_GROUP 0x11
+#define DGRAM_BROADCAST 0x12
+/* defined in IDL
+#define DGRAM_ERROR 0x13
+*/
+#define DGRAM_QUERY_REQUEST 0x14
+#define DGRAM_POSITIVE_QUERY_RESPONSE 0x15
+#define DGRAM_NEGATIVE_QUERT_RESPONSE 0x16
/* A datagram - this normally contains SMB data in the data[] array. */
struct dgram_packet {
- struct {
- int msg_type;
- struct {
- enum node_type node_type;
- BOOL first;
- BOOL more;
- } flags;
- int dgm_id;
- struct in_addr source_ip;
- int source_port;
- int dgm_length;
- int packet_offset;
- } header;
- struct nmb_name source_name;
- struct nmb_name dest_name;
- int datasize;
- char data[MAX_DGRAM_SIZE];
+ struct {
+ int msg_type;
+ struct {
+ enum node_type node_type;
+ bool first;
+ bool more;
+ } flags;
+ int dgm_id;
+ struct in_addr source_ip;
+ int source_port;
+ int dgm_length;
+ int packet_offset;
+ } header;
+ struct nmb_name source_name;
+ struct nmb_name dest_name;
+ int datasize;
+ char data[MAX_DGRAM_SIZE];
};
/* Define a structure used to queue packets. This will be a linked
struct packet_struct
{
- struct packet_struct *next;
- struct packet_struct *prev;
- BOOL locked;
- struct in_addr ip;
- int port;
- int fd;
- time_t timestamp;
- enum packet_type packet_type;
- union {
- struct nmb_packet nmb;
- struct dgram_packet dgram;
- } packet;
+ struct packet_struct *next;
+ struct packet_struct *prev;
+ bool locked;
+ struct in_addr ip;
+ int port;
+ int recv_fd;
+ int send_fd;
+ time_t timestamp;
+ enum packet_type packet_type;
+ union {
+ struct nmb_packet nmb;
+ struct dgram_packet dgram;
+ } packet;
};
-/* NETLOGON opcodes */
-
-#define QUERYFORPDC 7 /* Query for PDC. */
-#define QUERYFORPDC_R 12 /* Response to Query for PDC. */
-#define SAMLOGON 18
-#define SAMLOGON_R 19
-
-
/* Ids for netbios packet types. */
#define ANN_HostAnnouncement 1
/* Do all remote announcements this often. */
#define REMOTE_ANNOUNCE_INTERVAL 180
-/* Types of machine we can announce as. */
-#define ANNOUNCE_AS_NT 1
-#define ANNOUNCE_AS_WIN95 2
-#define ANNOUNCE_AS_WFW 3
+/* 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. */
#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_ */