2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License (the "License").
2N/A * You may not use this file except in compliance with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A
2N/A/*
2N/A * Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved.
2N/A */
2N/A
2N/A#ifndef _SMBNS_NETBIOS_H_
2N/A#define _SMBNS_NETBIOS_H_
2N/A
2N/A#include <stdio.h>
2N/A#include <synch.h>
2N/A#include <pthread.h>
2N/A#include <strings.h>
2N/A#include <netinet/in.h>
2N/A
2N/A#include <smbsrv/libsmbns.h>
2N/A#include <smbsrv/smbinfo.h>
2N/A#include <smbsrv/netbios.h>
2N/A#include <smbns_hash.h>
2N/A
2N/A#define QUEUE_INSERT_TAIL(q, e) \
2N/A ((e)->back) = (void *)((q)->back); \
2N/A ((e)->forw) = (void *)(q); \
2N/A ((q)->back->forw) = (void *)(e); \
2N/A ((q)->back) = (void *)(e);
2N/A
2N/A#define QUEUE_CLIP(e) \
2N/A (e)->forw->back = (e)->back; \
2N/A (e)->back->forw = (e)->forw; \
2N/A (e)->forw = 0; \
2N/A (e)->back = 0;
2N/A
2N/Atypedef enum {
2N/A NETBIOS_EVENT_START = 0,
2N/A NETBIOS_EVENT_STOP,
2N/A NETBIOS_EVENT_RESET,
2N/A NETBIOS_EVENT_NS_START,
2N/A NETBIOS_EVENT_NS_STOP,
2N/A NETBIOS_EVENT_DGM_START,
2N/A NETBIOS_EVENT_DGM_STOP,
2N/A NETBIOS_EVENT_BROWSER_START,
2N/A NETBIOS_EVENT_BROWSER_STOP,
2N/A NETBIOS_EVENT_TIMER_START,
2N/A NETBIOS_EVENT_TIMER_STOP,
2N/A NETBIOS_EVENT_ERROR,
2N/A NETBIOS_EVENT_DUMP
2N/A} netbios_event_t;
2N/A
2N/Atypedef enum {
2N/A NETBIOS_STATE_INIT = 0,
2N/A NETBIOS_STATE_RUNNING,
2N/A NETBIOS_STATE_CLOSING,
2N/A NETBIOS_STATE_ERROR
2N/A} netbios_state_t;
2N/A
2N/Atypedef struct {
2N/A pthread_t s_tid;
2N/A boolean_t s_up;
2N/A} netbios_svc_t;
2N/A
2N/Atypedef struct {
2N/A mutex_t nbs_mtx;
2N/A cond_t nbs_cv;
2N/A netbios_svc_t nbs_ns;
2N/A netbios_svc_t nbs_dgm;
2N/A netbios_svc_t nbs_browser;
2N/A netbios_svc_t nbs_timer;
2N/A netbios_state_t nbs_state;
2N/A uint32_t nbs_errors;
2N/A char *nbs_last_event;
2N/A} netbios_service_t;
2N/A
2N/Achar smb_node_type;
2N/A
2N/A#define SMB_NODETYPE_B 'B'
2N/A#define SMB_NODETYPE_P 'P'
2N/A#define SMB_NODETYPE_M 'M'
2N/A#define SMB_NODETYPE_H 'H'
2N/A
2N/A/*
2N/A * NAME service definitions
2N/A */
2N/A#define ADDR_FLAG_INVALID 0x0000
2N/A#define ADDR_FLAG_VALID 0x0001
2N/A
2N/Atypedef struct addr_entry {
2N/A struct addr_entry *forw;
2N/A struct addr_entry *back;
2N/A uint32_t attributes;
2N/A uint32_t conflict_timer;
2N/A uint32_t refresh_ttl;
2N/A uint32_t ttl;
2N/A struct sockaddr_in sin;
2N/A socklen_t sinlen;
2N/A uint32_t flags;
2N/A} addr_entry_t;
2N/A
2N/A/*
2N/A * The NODE_NAME ARRAY is an array of zero or more NUM_NAMES entries
2N/A * of NODE_NAME records. Each NODE_NAME entry represents an active
2N/A * name in the same NetBIOS scope as the requesting name in the
2N/A * local name table of the responder. RR_NAME is the requesting
2N/A * name.
2N/A *
2N/A * NODE_NAME Entry:
2N/A *
2N/A * 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3
2N/A * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | |
2N/A * +--- ---+
2N/A * | |
2N/A * +--- NETBIOS FORMAT NAME ---+
2N/A * | |
2N/A * +--- ---+
2N/A * | |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | NAME_FLAGS |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A *
2N/A * The NAME_FLAGS field:
2N/A *
2N/A * 1 1 1 1 1 1
2N/A * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
2N/A * +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
2N/A * | G | ONT |DRG|CNF|ACT|PRM| RESERVED |
2N/A * +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
2N/A *
2N/A * The NAME_FLAGS field is defined as:
2N/A *
2N/A * Symbol Bit(s) Description:
2N/A *
2N/A * RESERVED 7-15 Reserved for future use. Must be zero (0).
2N/A * PRM 6 Permanent Name Flag. If one (1) then entry
2N/A * is for the permanent node name. Flag is zero
2N/A * (0) for all other names.
2N/A * ACT 5 Active Name Flag. All entries have this flag
2N/A * set to one (1).
2N/A * CNF 4 Conflict Flag. If one (1) then name on this
2N/A * node is in conflict.
2N/A * DRG 3 Deregister Flag. If one (1) then this name
2N/A * is in the process of being deleted.
2N/A * ONT 1,2 Owner Node Type:
2N/A * 00 = B node
2N/A * 01 = P node
2N/A * 10 = M node
2N/A * 11 = Reserved for future use
2N/A * G 0 Group Name Flag.
2N/A * name.
2N/A * If zero (0) then it is a UNIQUE NetBIOS name.
2N/A */
2N/A
2N/Atypedef struct name_entry {
2N/A struct name_entry *forw;
2N/A struct name_entry *back;
2N/A unsigned char name[NETBIOS_NAME_SZ];
2N/A unsigned char scope[NETBIOS_DOMAIN_NAME_MAX];
2N/A unsigned short attributes;
2N/A struct addr_entry addr_list;
2N/A mutex_t mtx;
2N/A} name_entry_t;
2N/A
2N/Astruct name_question {
2N/A struct name_entry *name;
2N/A unsigned question_type;
2N/A unsigned question_class;
2N/A};
2N/A
2N/Astruct resource_record {
2N/A /*
2N/A * These two flags and address are contained within RDATA
2N/A * when rr_type==0x0020 (NB - NetBIOS general Name Service)
2N/A * and rr_class==0x01 (IN - Internet Class).
2N/A */
2N/A
2N/A struct name_entry *name;
2N/A unsigned short rr_type;
2N/A unsigned short rr_class;
2N/A uint32_t ttl;
2N/A unsigned short rdlength;
2N/A unsigned char *rdata;
2N/A};
2N/A
2N/Astruct name_packet {
2N/A unsigned short name_trn_id;
2N/A unsigned short info;
2N/A
2N/A unsigned qdcount; /* question entries */
2N/A unsigned ancount; /* answer recs */
2N/A unsigned nscount; /* authority recs */
2N/A unsigned arcount; /* additional recs */
2N/A
2N/A struct name_question *question;
2N/A struct resource_record *answer;
2N/A struct resource_record *authority;
2N/A struct resource_record *additional;
2N/A
2N/A unsigned char block_data[4]; /* begining of space */
2N/A};
2N/A
2N/A#define NAME_OPCODE_R 0x8000 /* RESPONSE flag: 1 bit */
2N/A#define NAME_OPCODE_OPCODE_MASK 0x7800 /* OPCODE Field: 4 bits */
2N/A#define NAME_OPCODE_QUERY 0x0000
2N/A#define NAME_OPCODE_REGISTRATION 0x2800
2N/A#define NAME_OPCODE_RELEASE 0x3000
2N/A#define NAME_OPCODE_WACK 0x3800
2N/A#define NAME_OPCODE_REFRESH 0x4000
2N/A#define NAME_OPCODE_MULTIHOME 0x7800
2N/A#define NAME_NM_FLAGS_AA 0x0400 /* Authoritative Answer:1 bit */
2N/A#define NAME_NM_FLAGS_TC 0x0200 /* Truncation: 1 bit */
2N/A#define NAME_NM_FLAGS_RD 0x0100 /* Recursion desired: 1 bit */
2N/A#define NAME_NM_FLAGS_RA 0x0080 /* Recursion available: 1 bit */
2N/A#define NAME_NM_FLAGS_x2 0x0040 /* reserved, mbz: 1 bit */
2N/A#define NAME_NM_FLAGS_x1 0x0020 /* reserved, mbz: 1 bit */
2N/A#define NAME_NM_FLAGS_B 0x0010 /* Broadcast: 1 bit */
2N/A#define NAME_RCODE_MASK 0x000f /* RCODE Field: 4 bits */
2N/A#define RCODE_FMT_ERR 0x0001
2N/A#define RCODE_SRV_ERR 0x0002
2N/A#define RCODE_NAM_ERR 0x0003
2N/A#define RCODE_IMP_ERR 0x0004
2N/A#define RCODE_RFS_ERR 0x0005
2N/A#define RCODE_ACT_ERR 0x0006
2N/A#define RCODE_CFT_ERR 0x0007
2N/A
2N/A#define NM_FLAGS_UNICAST 0
2N/A#define NM_FLAGS_BROADCAST NAME_NM_FLAGS_B
2N/A
2N/A#define PACKET_TYPE(x) ((x) & (NAME_OPCODE_R | NAME_OPCODE_OPCODE_MASK | \
2N/A NAME_NM_FLAGS_AA | NAME_NM_FLAGS_RD))
2N/A
2N/A#define RCODE(x) ((x) & NAME_RCODE_MASK)
2N/A#define POSITIVE_RESPONSE(x) (RCODE(x) == 0)
2N/A#define NEGATIVE_RESPONSE(x) (RCODE(x) != 0)
2N/A
2N/A#define END_NODE_CHALLENGE_REGISTRATION_REQUEST \
2N/A (NAME_OPCODE_REGISTRATION | NAME_NM_FLAGS_AA | NAME_NM_FLAGS_RD)
2N/A#define END_NODE_CHALLENGE_NAME_REGISTRATION_RESPONSE \
2N/A (NAME_OPCODE_R | END_NODE_CHALLENGE_REGISTRATION_REQUEST)
2N/A
2N/A#define NAME_QUERY_REQUEST \
2N/A (NAME_OPCODE_QUERY | NAME_NM_FLAGS_RD)
2N/A#define NAME_QUERY_RESPONSE \
2N/A (NAME_OPCODE_R | NAME_QUERY_REQUEST | \
2N/A NAME_NM_FLAGS_AA | NAME_NM_FLAGS_RD)
2N/A
2N/A#define NODE_STATUS_REQUEST \
2N/A (NAME_OPCODE_QUERY)
2N/A#define NODE_STATUS_RESPONSE \
2N/A (NAME_OPCODE_R | NODE_STATUS_REQUEST | NAME_NM_FLAGS_AA)
2N/A
2N/A#define REDIRECT_NAME_QUERY_RESPONSE \
2N/A (NAME_OPCODE_R | NAME_QUERY_REQUEST | NAME_NM_FLAGS_RD)
2N/A
2N/A#define NAME_REFRESH_REQUEST \
2N/A (NAME_OPCODE_REFRESH)
2N/A#define NAME_REGISTRATION_REQUEST \
2N/A (NAME_OPCODE_REGISTRATION | NAME_NM_FLAGS_RD)
2N/A#define NAME_MULTIHOME_REGISTRATION_REQUEST \
2N/A (NAME_OPCODE_MULTIHOME | NAME_NM_FLAGS_RD)
2N/A#define NAME_REGISTRATION_RESPONSE \
2N/A (NAME_OPCODE_R | NAME_REGISTRATION_REQUEST | NAME_NM_FLAGS_AA)
2N/A
2N/A#define NAME_RELEASE_REQUEST \
2N/A (NAME_OPCODE_RELEASE)
2N/A#define NAME_RELEASE_RESPONSE \
2N/A (NAME_OPCODE_R | NAME_RELEASE_REQUEST | NAME_NM_FLAGS_AA)
2N/A
2N/A#define WACK_RESPONSE \
2N/A (NAME_OPCODE_R | NAME_OPCODE_WACK | NAME_NM_FLAGS_AA)
2N/A
2N/A#define NAME_QUESTION_TYPE_NB 0x0020
2N/A#define NAME_QUESTION_TYPE_NBSTAT 0x0021
2N/A#define NAME_QUESTION_CLASS_IN 0x0001
2N/A
2N/A
2N/A#define NAME_RR_TYPE_A 0x0001 /* IP Address */
2N/A#define NAME_RR_TYPE_NS 0x0002 /* Name Server */
2N/A#define NAME_RR_TYPE_NULL 0x000A /* NULL */
2N/A#define NAME_RR_TYPE_NB 0x0020 /* NetBIOS Name Service */
2N/A#define NAME_RR_TYPE_NBSTAT 0x0021 /* NetBIOS Node Status */
2N/A
2N/A#define NAME_RR_CLASS_IN 0x0001 /* NetBIOS Node Status */
2N/A
2N/A#define NAME_NB_FLAGS_ONT_MASK (3<<13)
2N/A#define NAME_NB_FLAGS_ONT_B (0<<13) /* B-node (broadcast) */
2N/A#define NAME_NB_FLAGS_ONT_P (1<<13) /* P-node (point-to-point) */
2N/A#define NAME_NB_FLAGS_ONT_M (2<<13) /* M-node (multicast) */
2N/A#define NAME_NB_FLAGS_ONT_resv (3<<13)
2N/A#define NAME_NB_FLAGS_G (1<<15) /* Group Name */
2N/A
2N/A#define UNICAST 0
2N/A#define BROADCAST 1
2N/A#define POINTCAST 2
2N/A
2N/A#define NAME_ATTR_UNIQUE 0x0000
2N/A#define NAME_ATTR_GROUP 0x8000
2N/A#define NAME_ATTR_OWNER_NODE_TYPE 0x6000
2N/A#define NAME_ATTR_OWNER_TYPE_BNODE 0x0000
2N/A#define NAME_ATTR_OWNER_TYPE_PNODE 0x2000
2N/A#define NAME_ATTR_OWNER_TYPE_MNODE 0x4000
2N/A#define NAME_ATTR_OWNER_TYPE_HNODE 0x6000
2N/A#define NAME_ATTR_DEREGISTER 0x1000
2N/A#define NAME_ATTR_CONFLICT 0x0800
2N/A#define NAME_ATTR_ACTIVE_NAME 0x0400
2N/A#define NAME_ATTR_PERMANENT 0x0200
2N/A#define NAME_ATTR_RESERVED 0x01FF
2N/A#define NAME_ATTR_LOCAL 0x0001
2N/A
2N/A#define NODE_TYPE(x) ((x) & NAME_ATTR_OWNER_NODE_TYPE))
2N/A#define IS_BNODE(x) (NODE_TYPE(x) == NAME_ATTR_OWNER_TYPE_BNODE)
2N/A#define IS_PNODE(x) (NODE_TYPE(x) == NAME_ATTR_OWNER_TYPE_PNODE)
2N/A#define IS_MNODE(x) (NODE_TYPE(x) == NAME_ATTR_OWNER_TYPE_MNODE)
2N/A#define IS_HNODE(x) (NODE_TYPE(x) == NAME_ATTR_OWNER_TYPE_HNODE)
2N/A
2N/A#define IS_UNIQUE(x) (((x) & NAME_ATTR_GROUP) == 0)
2N/A#define IS_GROUP(x) (((x) & NAME_ATTR_GROUP) != 0)
2N/A#define IS_PERMANENT(x) (((x) & NAME_ATTR_PERMANENT) != 0)
2N/A#define IS_CONFLICTING(x) (((x) & NAME_ATTR_CONFLICT) != 0)
2N/A#define IS_ACTIVE(x) (((x) & NAME_ATTR_ACTIVE) != 0)
2N/A#define IS_DEGREGISTERED(x) (((x) & NAME_ATTR_ACTIVE) != 0)
2N/A
2N/A#define IS_LOCAL(x) (((x) & NAME_ATTR_LOCAL) != 0)
2N/A#define IS_PUBLIC(x) (((x) & NAME_ATTR_LOCAL) == 0)
2N/A#define PUBLIC_BITS(x) ((x) & ~NAME_ATTR_RESERVED)
2N/A
2N/A#define SAME_SCOPE(scope, e) (strcmp((scope), ((e)->scope)) == 0)
2N/A
2N/A/*
2N/A * STATISTICS Field of the NODE STATUS RESPONSE:
2N/A *
2N/A * 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3
2N/A * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | UNIT_ID (Unique unit ID) |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | UNIT_ID,continued | JUMPERS | TEST_RESULT |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | VERSION_NUMBER | PERIOD_OF_STATISTICS |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | NUMBER_OF_CRCs | NUMBER_ALIGNMENT_ERRORS |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | NUMBER_OF_COLLISIONS | NUMBER_SEND_ABORTS |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | NUMBER_GOOD_SENDS |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | NUMBER_GOOD_RECEIVES |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | NUMBER_RETRANSMITS | NUMBER_NO_RESOURCE_CONDITIONS |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | NUMBER_FREE_COMMAND_BLOCKS | TOTAL_NUMBER_COMMAND_BLOCKS |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * |MAX_TOTAL_NUMBER_COMMAND_BLOCKS| NUMBER_PENDING_SESSIONS |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | MAX_NUMBER_PENDING_SESSIONS | MAX_TOTAL_SESSIONS_POSSIBLE |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | SESSION_DATA_PACKET_SIZE |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A */
2N/A
2N/Atypedef struct {
2N/A unsigned char unit_id[6];
2N/A unsigned char jumpers;
2N/A unsigned char test_result;
2N/A unsigned short version_number;
2N/A unsigned short statistical_period;
2N/A unsigned short crc_errors;
2N/A unsigned short alignment_errors;
2N/A unsigned short collisions;
2N/A unsigned short send_aborts;
2N/A unsigned int good_sends;
2N/A unsigned int good_receives;
2N/A unsigned short retransmits;
2N/A unsigned short no_resource_conditions;
2N/A unsigned short free_command_blocks;
2N/A unsigned short total_command_blocks;
2N/A unsigned short max_total_command_blocks;
2N/A unsigned short pending_sessions;
2N/A unsigned short max_pending_sessions;
2N/A unsigned short total_possible_sessions;
2N/A unsigned short session_data_packet_size;
2N/A} node_status_response;
2N/A
2N/A/*
2N/A * 4.4.1. NetBIOS DATAGRAM HEADER
2N/A *
2N/A * 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3
2N/A * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | MSG_TYPE | FLAGS | DGM_ID |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | SOURCE_IP |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | SOURCE_PORT | DGM_LENGTH |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | PACKET_OFFSET |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A */
2N/Atypedef struct {
2N/A unsigned char msg_type;
2N/A unsigned char flags;
2N/A unsigned short dgm_id;
2N/A uint32_t source_ip;
2N/A unsigned short source_port;
2N/A unsigned short dgm_length;
2N/A unsigned short packet_offset;
2N/A} datagram_header;
2N/A
2N/A/*
2N/A * MSG_TYPE values (in hexidecimal):
2N/A *
2N/A * 10 - DIRECT_UNIQUE DATAGRAM
2N/A * 11 - DIRECT_GROUP DATAGRAM
2N/A * 12 - BROADCAST DATAGRAM
2N/A * 13 - DATAGRAM ERROR
2N/A * 14 - DATAGRAM QUERY REQUEST
2N/A * 15 - DATAGRAM POSITIVE QUERY RESPONSE
2N/A * 16 - DATAGRAM NEGATIVE QUERY RESPONSE
2N/A */
2N/A#define DATAGRAM_TYPE_DIRECT_UNIQUE 0x10
2N/A#define DATAGRAM_TYPE_DIRECT_GROUP 0x11
2N/A#define DATAGRAM_TYPE_BROADCAST 0x12
2N/A#define DATAGRAM_TYPE_ERROR_DATAGRAM 0x13
2N/A#define DATAGRAM_TYPE_QUERY_REQUEST 0x14
2N/A#define DATAGRAM_TYPE_POSITIVE_RESPONSE 0x15
2N/A#define DATAGRAM_TYPE_NEGATIVE_RESPONSE 0x16
2N/A
2N/A
2N/A/*
2N/A * Bit definitions of the FLAGS field:
2N/A *
2N/A * 0 1 2 3 4 5 6 7
2N/A * +---+---+---+---+---+---+---+---+
2N/A * | 0 | 0 | 0 | 0 | SNT | F | M |
2N/A * +---+---+---+---+---+---+---+---+
2N/A *
2N/A * Symbol Bit(s) Description
2N/A *
2N/A * M 7 MORE flag, If set then more NetBIOS datagram
2N/A * fragments follow.
2N/A *
2N/A * F 6 FIRST packet flag, If set then this is first
2N/A * (and possibly only) fragment of NetBIOS
2N/A * datagram
2N/A *
2N/A * SNT 4,5 Source End-Node type:
2N/A * 00 = B node
2N/A * 01 = P node
2N/A * 10 = M node
2N/A * 11 = H node
2N/A * RESERVED 0-3 Reserved, must be zero (0)
2N/A */
2N/A#define DATAGRAM_FLAGS_MORE 0x01
2N/A#define DATAGRAM_FLAGS_FIRST 0x02
2N/A#define DATAGRAM_FLAGS_SRC_TYPE 0x0c
2N/A#define DATAGRAM_FLAGS_B_NODE 0x00
2N/A#define DATAGRAM_FLAGS_P_NODE 0x04
2N/A#define DATAGRAM_FLAGS_M_NODE 0x08
2N/A#define DATAGRAM_FLAGS_H_NODE 0x0C
2N/A#define DATAGRAM_FLAGS_NBDD 0x0c
2N/A#define DATAGRAM_FLAGS_RESERVED 0xf0
2N/A
2N/A/*
2N/A * 4.4.2. DIRECT_UNIQUE, DIRECT_GROUP, & BROADCAST DATAGRAM
2N/A *
2N/A * 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3
2N/A * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | MSG_TYPE | FLAGS | DGM_ID |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | SOURCE_IP |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | SOURCE_PORT | DGM_LENGTH |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | PACKET_OFFSET | |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
2N/A * | |
2N/A * / SOURCE_NAME /
2N/A * / /
2N/A * | |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | |
2N/A * / DESTINATION_NAME /
2N/A * / /
2N/A * | |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | |
2N/A * / USER_DATA /
2N/A * / /
2N/A * | |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A */
2N/Atypedef struct {
2N/A datagram_header header;
2N/A unsigned char *source_name;
2N/A unsigned char *destination_name;
2N/A unsigned char *user_data;
2N/A} datagram_packet;
2N/A
2N/A
2N/A/*
2N/A * 4.4.3. DATAGRAM ERROR PACKET
2N/A *
2N/A * 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3
2N/A * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | MSG_TYPE | FLAGS | DGM_ID |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | SOURCE_IP |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | SOURCE_PORT | ERROR_CODE |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A *
2N/A * ERROR_CODE values (in hexidecimal):
2N/A *
2N/A * 82 - DESTINATION NAME NOT PRESENT
2N/A * 83 - INVALID SOURCE NAME FORMAT
2N/A * 84 - INVALID DESTINATION NAME FORMAT
2N/A */
2N/A
2N/Atypedef struct {
2N/A unsigned char msg_type;
2N/A unsigned char flags;
2N/A unsigned short dgm_id;
2N/A uint32_t source_ip;
2N/A unsigned short source_port;
2N/A unsigned char error;
2N/A} datagram_error_packet;
2N/A
2N/A/*
2N/A * 4.4.4. DATAGRAM QUERY REQUEST
2N/A *
2N/A * 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3
2N/A * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | MSG_TYPE | FLAGS | DGM_ID |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | SOURCE_IP |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | SOURCE_PORT | |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +
2N/A * | |
2N/A * / DESTINATION_NAME /
2N/A * / /
2N/A * | |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A *
2N/A * 4.4.5. DATAGRAM POSITIVE AND NEGATIVE QUERY RESPONSE
2N/A *
2N/A * 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3
2N/A * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | MSG_TYPE | FLAGS | DGM_ID |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | SOURCE_IP |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A * | SOURCE_PORT | |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +
2N/A * | |
2N/A * / DESTINATION_NAME /
2N/A * / /
2N/A * | |
2N/A * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
2N/A */
2N/A
2N/Atypedef struct datagram_query_packet {
2N/A unsigned char msg_type;
2N/A unsigned char flags;
2N/A unsigned short dgm_id;
2N/A uint32_t source_ip;
2N/A unsigned short source_port;
2N/A unsigned char destination_name[MAX_NAME_LENGTH];
2N/A} datagram_query_packet;
2N/A
2N/A
2N/Atypedef struct datagram {
2N/A struct datagram *forw;
2N/A struct datagram *back;
2N/A struct addr_entry inaddr;
2N/A int discard_timer;
2N/A unsigned char packet_type;
2N/A unsigned char flags;
2N/A unsigned short datagram_id;
2N/A struct name_entry src;
2N/A struct name_entry dest;
2N/A unsigned short offset;
2N/A unsigned short data_length;
2N/A unsigned char *data;
2N/A unsigned int rawbytes;
2N/A unsigned char rawbuf[MAX_DATAGRAM_LENGTH];
2N/A} datagram;
2N/A
2N/Atypedef struct datagram_queue {
2N/A struct datagram *forw;
2N/A struct datagram *back;
2N/A} datagram_queue;
2N/A
2N/Atypedef struct name_queue {
2N/A struct name_entry head;
2N/A mutex_t mtx;
2N/A} name_queue_t;
2N/A
2N/Atypedef struct nbcache_iter {
2N/A HT_ITERATOR nbc_hti;
2N/A struct name_entry *nbc_entry;
2N/A} nbcache_iter_t;
2N/A
2N/A#define NETBIOS_EMPTY_NAME (unsigned char *)""
2N/A
2N/A#define NETBIOS_NAME_IS_STAR(name) \
2N/A (bcmp(name, "*\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", NETBIOS_NAME_SZ) == 0)
2N/A
2N/A
2N/A/*
2N/A * NetBIOS service state machine interface
2N/A */
2N/Avoid smb_netbios_event(netbios_event_t);
2N/Avoid smb_netbios_wait(netbios_event_t);
2N/Avoid smb_netbios_sleep(time_t);
2N/Aboolean_t smb_netbios_running(void);
2N/Aboolean_t smb_netbios_error(void);
2N/A
2N/A/*
2N/A * Name Cache Functions
2N/A */
2N/Aint smb_netbios_cache_init(void);
2N/Avoid smb_netbios_cache_fini(void);
2N/Avoid smb_netbios_cache_dump(FILE *fp);
2N/Aint smb_netbios_cache_count(void);
2N/Avoid smb_netbios_cache_clean(void);
2N/Avoid smb_netbios_cache_reset_ttl(void);
2N/Avoid smb_netbios_cache_delete_locals(name_queue_t *);
2N/Avoid smb_netbios_cache_refresh(name_queue_t *);
2N/A
2N/Aint smb_netbios_cache_insert(struct name_entry *name);
2N/Aint smb_netbios_cache_insert_list(struct name_entry *name);
2N/Avoid smb_netbios_cache_delete(struct name_entry *name);
2N/Aint smb_netbios_cache_delete_addr(struct name_entry *name);
2N/Astruct name_entry *smb_netbios_cache_lookup(struct name_entry *name);
2N/Astruct name_entry *smb_netbios_cache_lookup_addr(struct name_entry *name);
2N/Avoid smb_netbios_cache_update_entry(struct name_entry *, struct name_entry *);
2N/Avoid smb_netbios_cache_unlock_entry(struct name_entry *);
2N/Aunsigned char *smb_netbios_cache_status(unsigned char *, int, unsigned char *);
2N/Aint smb_netbios_cache_getfirst(nbcache_iter_t *);
2N/Aint smb_netbios_cache_getnext(nbcache_iter_t *);
2N/A
2N/Avoid smb_netbios_name_dump(FILE *fp, struct name_entry *entry);
2N/Avoid smb_netbios_name_logf(struct name_entry *entry);
2N/Avoid smb_netbios_name_freeaddrs(struct name_entry *entry);
2N/Astruct name_entry *smb_netbios_name_dup(struct name_entry *, int);
2N/A
2N/A/* Name service functions */
2N/Avoid *smb_netbios_name_service(void *);
2N/Avoid smb_init_name_struct(unsigned char *, char, unsigned char *, uint32_t,
2N/A unsigned short, uint32_t, uint32_t, struct name_entry *);
2N/A
2N/Astruct name_entry *smb_name_find_name(struct name_entry *name);
2N/Aint smb_name_add_name(struct name_entry *name);
2N/Aint smb_name_delete_name(struct name_entry *name);
2N/Avoid smb_name_unlock_name(struct name_entry *name);
2N/A
2N/Avoid smb_netbios_name_config(void);
2N/Avoid smb_netbios_name_tick(void);
2N/A
2N/Aint smb_first_level_name_encode(struct name_entry *, unsigned char *, int);
2N/Aint smb_first_level_name_decode(unsigned char *, struct name_entry *);
2N/Avoid smb_encode_netbios_name(unsigned char *, char, unsigned char *,
2N/A struct name_entry *);
2N/A
2N/A/* Datagram service functions */
2N/Avoid *smb_netbios_datagram_service(void *);
2N/Aint smb_netbios_datagram_send(struct name_entry *,
2N/A struct name_entry *, unsigned char *, int);
2N/Avoid smb_netbios_datagram_tick(void);
2N/A
2N/A/* browser functions */
2N/Avoid *smb_browser_dispatch(void *arg);
2N/Avoid *smb_browser_service(void *);
2N/Aint smb_browser_load_transact_header(unsigned char *, int, int, int, char *);
2N/A
2N/A/* Netlogon function */
2N/Avoid smb_netlogon_receive(struct datagram *, char *, unsigned char *, int);
2N/Avoid smb_netlogon_request(struct name_entry *, char *);
2N/A
2N/A#endif /* _SMBNS_NETBIOS_H_ */