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Java Native Access Platform
/* Copyright (c) 2010 Daniel Doubrovkine, All Rights Reserved
*
* The contents of this file is dual-licensed under 2
* alternative Open Source/Free licenses: LGPL 2.1 or later and
* Apache License 2.0. (starting with JNA version 4.0.0).
*
* You can freely decide which license you want to apply to
* the project.
*
* You may obtain a copy of the LGPL License at:
*
* http://www.gnu.org/licenses/licenses.html
*
* A copy is also included in the downloadable source code package
* containing JNA, in file "LGPL2.1".
*
* You may obtain a copy of the Apache License at:
*
* http://www.apache.org/licenses/
*
* A copy is also included in the downloadable source code package
* containing JNA, in file "AL2.0".
*/
package com.sun.jna.platform.win32;
import java.util.ArrayList;
import com.sun.jna.Pointer;
import com.sun.jna.platform.win32.DsGetDC.DS_DOMAIN_TRUSTS;
import com.sun.jna.platform.win32.DsGetDC.PDOMAIN_CONTROLLER_INFO;
import com.sun.jna.platform.win32.Guid.GUID;
import com.sun.jna.platform.win32.LMAccess.GROUP_USERS_INFO_0;
import com.sun.jna.platform.win32.LMAccess.LOCALGROUP_INFO_1;
import com.sun.jna.platform.win32.LMAccess.LOCALGROUP_USERS_INFO_0;
import com.sun.jna.platform.win32.LMAccess.USER_INFO_23;
import com.sun.jna.platform.win32.Secur32.EXTENDED_NAME_FORMAT;
import com.sun.jna.platform.win32.WinNT.PSID;
import com.sun.jna.ptr.IntByReference;
import com.sun.jna.ptr.PointerByReference;
/**
* Netapi32 Utility API.
* @author dblock[at]dblock.org
*/
public abstract class Netapi32Util {
/**
* A group.
*/
public static class Group {
/**
* Group name.
*/
public String name;
}
/**
* A user.
*/
public static class User {
/**
* The name of the user account.
*/
public String name;
/**
* Contains a comment associated with the user account.
*/
public String comment;
}
public static class UserInfo extends User {
/**
* The full name belonging to the user account
*/
public String fullName;
/**
* The SID of the user account
*/
public String sidString;
/**
* The SID of the user account
*/
public PSID sid;
/**
* The flags of the user account
*/
public int flags;
}
/**
* A local group.
*/
public static class LocalGroup extends Group {
/**
* Group comment.
*/
public String comment;
}
/**
* Returns the name of the primary domain controller (PDC) on the current computer.
* @return The name of the primary domain controller.
*/
public static String getDCName() {
return getDCName(null, null);
}
/**
* Returns the name of the primary domain controller (PDC).
* @param serverName
* Specifies the DNS or NetBIOS name of the remote server on which the function is
* to execute.
* @param domainName
* Specifies the name of the domain.
* @return
* Name of the primary domain controller.
*/
public static String getDCName(String serverName, String domainName) {
PointerByReference bufptr = new PointerByReference();
try {
int rc = Netapi32.INSTANCE.NetGetDCName(domainName, serverName, bufptr);
if (LMErr.NERR_Success != rc) {
throw new Win32Exception(rc);
}
return bufptr.getValue().getWideString(0);
} finally {
if (W32Errors.ERROR_SUCCESS != Netapi32.INSTANCE.NetApiBufferFree(bufptr.getValue())) {
throw new Win32Exception(Kernel32.INSTANCE.GetLastError());
}
}
}
/**
* Return the domain/workgroup join status for a computer.
* @return Join status.
*/
public static int getJoinStatus() {
return getJoinStatus(null);
}
/**
* Return the domain/workgroup join status for a computer.
* @param computerName Computer name.
* @return Join status.
*/
public static int getJoinStatus(String computerName) {
PointerByReference lpNameBuffer = new PointerByReference();
IntByReference bufferType = new IntByReference();
try {
int rc = Netapi32.INSTANCE.NetGetJoinInformation(computerName, lpNameBuffer, bufferType);
if (LMErr.NERR_Success != rc) {
throw new Win32Exception(rc);
}
return bufferType.getValue();
} finally {
if (lpNameBuffer.getPointer() != null) {
int rc = Netapi32.INSTANCE.NetApiBufferFree(lpNameBuffer.getValue());
if (LMErr.NERR_Success != rc) {
throw new Win32Exception(rc);
}
}
}
}
/**
* Get information about a computer.
* @param computerName computer name
* @return Domain or workgroup name.
*/
public static String getDomainName(String computerName) {
PointerByReference lpNameBuffer = new PointerByReference();
IntByReference bufferType = new IntByReference();
try {
int rc = Netapi32.INSTANCE.NetGetJoinInformation(computerName, lpNameBuffer, bufferType);
if (LMErr.NERR_Success != rc) {
throw new Win32Exception(rc);
}
// type of domain: bufferType.getValue()
return lpNameBuffer.getValue().getWideString(0);
} finally {
if (lpNameBuffer.getPointer() != null) {
int rc = Netapi32.INSTANCE.NetApiBufferFree(lpNameBuffer.getValue());
if (LMErr.NERR_Success != rc) {
throw new Win32Exception(rc);
}
}
}
}
/**
* Get the names of local groups on the current computer.
* @return An array of local group names.
*/
public static LocalGroup[] getLocalGroups() {
return getLocalGroups(null);
}
/**
* Get the names of local groups on a computer.
* @param serverName Name of the computer.
* @return An array of local group names.
*/
public static LocalGroup[] getLocalGroups(String serverName) {
PointerByReference bufptr = new PointerByReference();
IntByReference entriesRead = new IntByReference();
IntByReference totalEntries = new IntByReference();
try {
int rc = Netapi32.INSTANCE.NetLocalGroupEnum(serverName, 1, bufptr, LMCons.MAX_PREFERRED_LENGTH, entriesRead, totalEntries, null);
if (LMErr.NERR_Success != rc || bufptr.getValue() == Pointer.NULL) {
throw new Win32Exception(rc);
}
LMAccess.LOCALGROUP_INFO_1 group = new LMAccess.LOCALGROUP_INFO_1(bufptr.getValue());
LMAccess.LOCALGROUP_INFO_1[] groups = (LOCALGROUP_INFO_1[]) group.toArray(entriesRead.getValue());
ArrayList result = new ArrayList();
for(LOCALGROUP_INFO_1 lgpi : groups) {
LocalGroup lgp = new LocalGroup();
if (lgpi.lgrui1_name != null) {
lgp.name = lgpi.lgrui1_name.toString();
}
if (lgpi.lgrui1_comment != null) {
lgp.comment = lgpi.lgrui1_comment.toString();
}
result.add(lgp);
}
return result.toArray(new LocalGroup[0]);
} finally {
if (bufptr.getValue() != Pointer.NULL) {
int rc = Netapi32.INSTANCE.NetApiBufferFree(bufptr.getValue());
if (LMErr.NERR_Success != rc) {
throw new Win32Exception(rc);
}
}
}
}
/**
* Get the names of global groups on a computer.
* @return An array of group names.
*/
public static Group[] getGlobalGroups() {
return getGlobalGroups(null);
}
/**
* Get the names of global groups on a computer.
* @param serverName Name of the computer.
* @return An array of group names.
*/
public static Group[] getGlobalGroups(String serverName) {
PointerByReference bufptr = new PointerByReference();
IntByReference entriesRead = new IntByReference();
IntByReference totalEntries = new IntByReference();
try {
int rc = Netapi32.INSTANCE.NetGroupEnum(serverName, 1, bufptr,
LMCons.MAX_PREFERRED_LENGTH, entriesRead,
totalEntries, null);
if (LMErr.NERR_Success != rc || bufptr.getValue() == Pointer.NULL) {
throw new Win32Exception(rc);
}
LMAccess.GROUP_INFO_1 group = new LMAccess.GROUP_INFO_1(bufptr.getValue());
LMAccess.GROUP_INFO_1[] groups = (LMAccess.GROUP_INFO_1[]) group.toArray(entriesRead.getValue());
ArrayList result = new ArrayList();
for(LMAccess.GROUP_INFO_1 lgpi : groups) {
LocalGroup lgp = new LocalGroup();
if (lgpi.grpi1_name != null) {
lgp.name = lgpi.grpi1_name.toString();
}
if (lgpi.grpi1_comment != null) {
lgp.comment = lgpi.grpi1_comment.toString();
}
result.add(lgp);
}
return result.toArray(new LocalGroup[0]);
} finally {
if (bufptr.getValue() != Pointer.NULL) {
int rc = Netapi32.INSTANCE.NetApiBufferFree(bufptr.getValue());
if (LMErr.NERR_Success != rc) {
throw new Win32Exception(rc);
}
}
}
}
/**
* Get the names of users on a local computer.
* @return Users.
*/
public static User[] getUsers() {
return getUsers(null);
}
/**
* Get the names of users on a computer.
* @param serverName Name of the computer.
* @return An array of users.
*/
public static User[] getUsers(String serverName) {
PointerByReference bufptr = new PointerByReference();
IntByReference entriesRead = new IntByReference();
IntByReference totalEntries = new IntByReference();
try {
int rc = Netapi32.INSTANCE.NetUserEnum(
serverName, 1, 0, bufptr,
LMCons.MAX_PREFERRED_LENGTH, entriesRead,
totalEntries, null);
if (LMErr.NERR_Success != rc || bufptr.getValue() == Pointer.NULL) {
throw new Win32Exception(rc);
}
LMAccess.USER_INFO_1 user = new LMAccess.USER_INFO_1(bufptr.getValue());
LMAccess.USER_INFO_1[] users = (LMAccess.USER_INFO_1[]) user.toArray(entriesRead.getValue());
ArrayList result = new ArrayList();
for(LMAccess.USER_INFO_1 lu : users) {
User auser = new User();
if (lu.usri1_name != null) {
auser.name = lu.usri1_name.toString();
}
result.add(auser);
}
return result.toArray(new User[0]);
} finally {
if (bufptr.getValue() != Pointer.NULL) {
int rc = Netapi32.INSTANCE.NetApiBufferFree(bufptr.getValue());
if (LMErr.NERR_Success != rc) {
throw new Win32Exception(rc);
}
}
}
}
/**
* Get local groups of the current user.
* @return Local groups.
*/
public static Group[] getCurrentUserLocalGroups() {
return getUserLocalGroups(Secur32Util.getUserNameEx(EXTENDED_NAME_FORMAT.NameSamCompatible));
}
/**
* Get local groups of a given user.
* @param userName User name.
* @return Local groups.
*/
public static Group[] getUserLocalGroups(String userName) {
return getUserLocalGroups(userName, null);
}
/**
* Get local groups of a given user on a given system.
* @param userName User name.
* @param serverName Server name.
* @return Local groups.
*/
public static Group[] getUserLocalGroups(String userName, String serverName) {
PointerByReference bufptr = new PointerByReference();
IntByReference entriesread = new IntByReference();
IntByReference totalentries = new IntByReference();
try {
int rc = Netapi32.INSTANCE.NetUserGetLocalGroups(
serverName, userName,
0, 0, bufptr, LMCons.MAX_PREFERRED_LENGTH, entriesread, totalentries);
if (rc != LMErr.NERR_Success) {
throw new Win32Exception(rc);
}
LOCALGROUP_USERS_INFO_0 lgroup = new LOCALGROUP_USERS_INFO_0(bufptr.getValue());
LOCALGROUP_USERS_INFO_0[] lgroups = (LOCALGROUP_USERS_INFO_0[]) lgroup.toArray(entriesread.getValue());
ArrayList result = new ArrayList();
for (LOCALGROUP_USERS_INFO_0 lgpi : lgroups) {
LocalGroup lgp = new LocalGroup();
if (lgpi.lgrui0_name != null) {
lgp.name = lgpi.lgrui0_name.toString();
}
result.add(lgp);
}
return result.toArray(new Group[0]);
} finally {
if (bufptr.getValue() != Pointer.NULL) {
int rc = Netapi32.INSTANCE.NetApiBufferFree(bufptr.getValue());
if (LMErr.NERR_Success != rc) {
throw new Win32Exception(rc);
}
}
}
}
/**
* Get groups of a given user.
* @param userName User name.
* @return Groups.
*/
public static Group[] getUserGroups(String userName) {
return getUserGroups(userName, null);
}
/**
* Get groups of a given user on a given system.
* @param userName User name.
* @param serverName Server name.
* @return Groups.
*/
public static Group[] getUserGroups(String userName, String serverName) {
PointerByReference bufptr = new PointerByReference();
IntByReference entriesread = new IntByReference();
IntByReference totalentries = new IntByReference();
try {
int rc = Netapi32.INSTANCE.NetUserGetGroups(
serverName, userName,
0, bufptr, LMCons.MAX_PREFERRED_LENGTH, entriesread, totalentries);
if (rc != LMErr.NERR_Success) {
throw new Win32Exception(rc);
}
GROUP_USERS_INFO_0 lgroup = new GROUP_USERS_INFO_0(bufptr.getValue());
GROUP_USERS_INFO_0[] lgroups = (GROUP_USERS_INFO_0[]) lgroup.toArray(entriesread.getValue());
ArrayList result = new ArrayList();
for (GROUP_USERS_INFO_0 lgpi : lgroups) {
Group lgp = new Group();
if (lgpi.grui0_name != null) {
lgp.name = lgpi.grui0_name.toString();
}
result.add(lgp);
}
return result.toArray(new Group[0]);
} finally {
if (bufptr.getValue() != Pointer.NULL) {
int rc = Netapi32.INSTANCE.NetApiBufferFree(bufptr.getValue());
if (LMErr.NERR_Success != rc) {
throw new Win32Exception(rc);
}
}
}
}
/**
* A domain controller.
*/
public static class DomainController {
/**
* Specifies the computer name of the discovered domain controller.
*/
public String name;
/**
* Specifies the address of the discovered domain controller.
*/
public String address;
/**
* Indicates the type of string that is contained in the
* DomainControllerAddress member.
*/
public int addressType;
/**
* The GUID of the domain.
*/
public GUID domainGuid;
/**
* Pointer to a null-terminated string that specifies the name of the domain.
*/
public String domainName;
/**
* Pointer to a null-terminated string that specifies the name of the domain at the root
* of the DS tree.
*/
public String dnsForestName;
/**
* Contains a set of flags that describe the domain controller.
*/
public int flags;
/**
* The name of the site that the computer belongs to.
*/
public String clientSiteName;
}
/**
* Return the domain controller for a current computer.
* @return
* Domain controller information.
*/
public static DomainController getDC() {
PDOMAIN_CONTROLLER_INFO pdci = new PDOMAIN_CONTROLLER_INFO();
int rc = Netapi32.INSTANCE.DsGetDcName(null, null, null, null, 0, pdci);
if (W32Errors.ERROR_SUCCESS != rc) {
throw new Win32Exception(rc);
}
DomainController dc = new DomainController();
if (pdci.dci.DomainControllerAddress != null) {
dc.address = pdci.dci.DomainControllerAddress.toString();
}
dc.addressType = pdci.dci.DomainControllerAddressType;
if (pdci.dci.ClientSiteName != null) {
dc.clientSiteName = pdci.dci.ClientSiteName.toString();
}
if (pdci.dci.DnsForestName != null) {
dc.dnsForestName = pdci.dci.DnsForestName.toString();
}
dc.domainGuid = pdci.dci.DomainGuid;
if (pdci.dci.DomainName != null) {
dc.domainName = pdci.dci.DomainName.toString();
}
dc.flags = pdci.dci.Flags;
if (pdci.dci.DomainControllerName != null) {
dc.name = pdci.dci.DomainControllerName.toString();
}
rc = Netapi32.INSTANCE.NetApiBufferFree(pdci.dci.getPointer());
if (LMErr.NERR_Success != rc) {
throw new Win32Exception(rc);
}
return dc;
}
/**
* A domain trust relationship.
*/
public static class DomainTrust {
/**
* NetBIOS name of the domain.
*/
public String NetbiosDomainName;
/**
* DNS name of the domain.
*/
public String DnsDomainName;
/**
* Contains the security identifier of the domain represented by this structure.
*/
public PSID DomainSid;
/**
* Contains the string representation of the security identifier of the domain
* represented by this structure.
*/
public String DomainSidString;
/**
* Contains the GUID of the domain represented by this structure.
*/
public GUID DomainGuid;
/**
* Contains the string representation of the GUID of the domain represented by
* this structure.
*/
public String DomainGuidString;
/**
* Contains a set of flags that specify more data about the domain trust.
*/
private int flags;
/**
* The domain represented by this structure is a member of the same forest
* as the server specified in the ServerName parameter of the
* DsEnumerateDomainTrusts function.
* @return
* True or false.
*/
public boolean isInForest() {
return (flags & DsGetDC.DS_DOMAIN_IN_FOREST) != 0;
}
/**
* The domain represented by this structure is directly trusted by the domain
* that the server specified in the ServerName parameter of the
* DsEnumerateDomainTrusts function is a member of.
* @return
* True or false.
*/
public boolean isOutbound() {
return (flags & DsGetDC.DS_DOMAIN_DIRECT_OUTBOUND) != 0;
}
/**
* The domain represented by this structure is the root of a tree and a member
* of the same forest as the server specified in the ServerName parameter of the
* DsEnumerateDomainTrusts function.
* @return
* True or false.
*/
public boolean isRoot() {
return (flags & DsGetDC.DS_DOMAIN_TREE_ROOT) != 0;
}
/**
* The domain represented by this structure is the primary domain of the server
* specified in the ServerName parameter of the DsEnumerateDomainTrusts function.
* @return
* True or false.
*/
public boolean isPrimary() {
return (flags & DsGetDC.DS_DOMAIN_PRIMARY) != 0;
}
/**
* The domain represented by this structure is running in the Windows 2000 native mode.
* @return
* True or false.
*/
public boolean isNativeMode() {
return (flags & DsGetDC.DS_DOMAIN_NATIVE_MODE) != 0;
}
/**
* The domain represented by this structure directly trusts the domain that
* the server specified in the ServerName parameter of the DsEnumerateDomainTrusts
* function is a member of.
* @return
* True or false.
*/
public boolean isInbound() {
return (flags & DsGetDC.DS_DOMAIN_DIRECT_INBOUND) != 0;
}
}
/**
* Retrieve all domain trusts.
* @return
* An array of domain trusts.
*/
public static DomainTrust[] getDomainTrusts() {
return getDomainTrusts(null);
}
/**
* Retrieve all domain trusts for a given server.
* @param serverName
* Server name.
* @return
* An array of domain trusts.
*/
public static DomainTrust[] getDomainTrusts(String serverName) {
IntByReference domainTrustCount = new IntByReference();
PointerByReference domainsPointerRef = new PointerByReference();
int rc = Netapi32.INSTANCE.DsEnumerateDomainTrusts(serverName,
DsGetDC.DS_DOMAIN_VALID_FLAGS, domainsPointerRef, domainTrustCount);
if(W32Errors.NO_ERROR != rc) {
throw new Win32Exception(rc);
}
try {
DS_DOMAIN_TRUSTS domainTrustRefs = new DS_DOMAIN_TRUSTS(domainsPointerRef.getValue());
DS_DOMAIN_TRUSTS[] domainTrusts = (DS_DOMAIN_TRUSTS[]) domainTrustRefs.toArray(new DS_DOMAIN_TRUSTS[domainTrustCount.getValue()]);
ArrayList trusts = new ArrayList(domainTrustCount.getValue());
for(DS_DOMAIN_TRUSTS domainTrust : domainTrusts) {
DomainTrust t = new DomainTrust();
if (domainTrust.DnsDomainName != null) {
t.DnsDomainName = domainTrust.DnsDomainName.toString();
}
if (domainTrust.NetbiosDomainName != null) {
t.NetbiosDomainName = domainTrust.NetbiosDomainName.toString();
}
t.DomainSid = domainTrust.DomainSid;
if (domainTrust.DomainSid != null) {
t.DomainSidString = Advapi32Util.convertSidToStringSid(domainTrust.DomainSid);
}
t.DomainGuid = domainTrust.DomainGuid;
if (domainTrust.DomainGuid != null) {
t.DomainGuidString = Ole32Util.getStringFromGUID(domainTrust.DomainGuid);
}
t.flags = domainTrust.Flags;
trusts.add(t);
}
return trusts.toArray(new DomainTrust[0]);
} finally {
rc = Netapi32.INSTANCE.NetApiBufferFree(domainsPointerRef.getValue());
if(W32Errors.NO_ERROR != rc) {
throw new Win32Exception(rc);
}
}
}
public static UserInfo getUserInfo(String accountName) {
return getUserInfo(accountName, Netapi32Util.getDCName());
}
public static UserInfo getUserInfo(String accountName, String domainName) {
PointerByReference bufptr = new PointerByReference();
int rc = -1;
try {
rc = Netapi32.INSTANCE.NetUserGetInfo(domainName, accountName, (short)23, bufptr);
if (rc == LMErr.NERR_Success) {
USER_INFO_23 info_23 = new USER_INFO_23(bufptr.getValue());
UserInfo userInfo = new UserInfo();
if (info_23.usri23_comment != null) {
userInfo.comment = info_23.usri23_comment.toString();
}
userInfo.flags = info_23.usri23_flags;
if (info_23.usri23_full_name != null) {
userInfo.fullName = info_23.usri23_full_name.toString();
}
if (info_23.usri23_name != null) {
userInfo.name = info_23.usri23_name.toString();
}
if (info_23.usri23_user_sid != null) {
userInfo.sidString = Advapi32Util.convertSidToStringSid(info_23.usri23_user_sid);
}
userInfo.sid = info_23.usri23_user_sid;
return userInfo;
} else {
throw new Win32Exception(rc);
}
} finally {
if (bufptr.getValue() != Pointer.NULL) {
Netapi32.INSTANCE.NetApiBufferFree(bufptr.getValue());
}
}
}
}