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windows-nt/Source/XPSP1/NT/net/tapi/skywalker/rend/rndndnc.cpp
CryptoAlgo Inc b3cac27891 Add source files
2020-09-26 16:20:57 +08:00

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/*++
Copyright (c) 1997-2000 Microsoft Corporation
Module Name:
rndndnc.cpp
Abstract:
Implementation for CNDNCDirectory class that handles
Non-Domain NC (Whistler ILS) access.
--*/
#include "stdafx.h"
#include <limits.h>
#include <ntdsapi.h>
#include "rndcommc.h"
#include "rndndnc.h"
#include "rndldap.h"
#include "rndcnf.h"
#include "rndcoll.h"
//
// These are the names of the attributes in the schema.
//
const WCHAR * const CNDNCDirectory::s_RTConferenceAttributes[] =
{
L"advertisingScope", // not used for NDNCs
L"msTAPI-ConferenceBlob",
L"generalDescription", // not used for NDNCs
L"isEncrypted", // not used for NDNCs
L"msTAPI-uid",
L"originator", // not used for NDNCs
L"msTAPI-ProtocolId",
L"startTime",
L"stopTime",
L"subType", // not used for NDNCs
L"URL" // not used for NDNCs
};
const WCHAR * const CNDNCDirectory::s_RTPersonAttributes[] =
{
L"cn",
L"telephoneNumber", // not used for NDNCs
L"msTAPI-IpAddress",
L"msTAPI-uid"
};
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT CNDNCDirectory::FinalConstruct(void)
{
LOG((MSP_TRACE, "CNDNCDirectory::FinalConstruct - enter"));
HRESULT hr = CoCreateFreeThreadedMarshaler( GetControllingUnknown(),
& m_pFTM );
if ( FAILED(hr) )
{
LOG((MSP_INFO, "CNDNCDirectory::FinalConstruct - "
"create FTM returned 0x%08x; exit", hr));
return hr;
}
LOG((MSP_TRACE, "CNDNCDirectory::FinalConstruct - exit S_OK"));
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
// private functions
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
//
// CrackDnsName()
// private helper method
//
// This method converts a string from DNS format to DC format. This method
// allocates the output string using "new" and the caller
// is responsible for freeing the output string using "delete".
//
// input example: "ntdsdc3.ntdev.microsoft.com"
// output example: "DC=ntdsdc3,DC=ntdev,DC=microsoft,DC=com"
//
HRESULT CNDNCDirectory::CrackDnsName(
IN WCHAR * pDnsName,
OUT WCHAR ** ppDcName
)
{
LOG((MSP_INFO, "CrackDnsName: enter"));
_ASSERTE( ! IsBadStringPtr( pDnsName, (UINT) -1 ) );
_ASSERTE( ! IsBadWritePtr( pDnsName, sizeof(WCHAR *) ) );
//
// Construct a copy of the DNS name with a slash ('/') appended to it.
//
WCHAR * pCanonicalDnsName;
pCanonicalDnsName = new WCHAR[lstrlenW(pDnsName) + 2];
if ( pCanonicalDnsName == NULL )
{
LOG((MSP_ERROR, "CrackDnsName: "
"cannot allocate canonical DNS name - "
"exit E_OUTOFMEMORY"));
return E_OUTOFMEMORY;
}
wsprintf(pCanonicalDnsName, L"%s/", pDnsName);
//
// Call DsCrackNames to do the conversion.
// Afterwards, we no longer need the intermediate string.
//
LOG((MSP_INFO, "CrackDnsName: "
"Attempting to crack server name: \"%S\"",
pCanonicalDnsName));
DWORD dwRet;
DS_NAME_RESULT * pdsNameRes;
dwRet = DsCrackNamesW(
NULL, // no old bind handle
DS_NAME_FLAG_SYNTACTICAL_ONLY, // flag: please do locally
DS_CANONICAL_NAME, // have dns name
DS_FQDN_1779_NAME, // want dn
1, // how many to convert
&pCanonicalDnsName, // the name to convert
&pdsNameRes // result of conversion
);
delete pCanonicalDnsName;
//
// Check if the conversion succeeded.
//
if ( dwRet != ERROR_SUCCESS )
{
HRESULT hr = HRESULT_FROM_ERROR_CODE( dwRet );
LOG((MSP_ERROR, "CrackDnsName: "
"DsCrackNames returned 0x%08x; exit 0x%08x", dwRet, hr));
return hr;
}
if ((pdsNameRes->cItems < 1) ||
(pdsNameRes->rItems == NULL) ||
(pdsNameRes->rItems[0].status != DS_NAME_NO_ERROR))
{
DsFreeNameResult( pdsNameRes );
LOG((MSP_ERROR, "CrackDnsName: "
"DsCrackNames succeeded but did not return data; "
"exit E_FAIL"));
return E_FAIL;
}
//
// Succeeded; return the resulting string and free the name result.
//
*ppDcName = new WCHAR [ lstrlenW( pdsNameRes->rItems[0].pName ) + 1];
if ( (*ppDcName) == NULL )
{
DsFreeNameResult( pdsNameRes );
LOG((MSP_ERROR, "CrackDnsName: "
"failed to allocate result string - "
"exit E_OUTOFMEMORY"));
return E_OUTOFMEMORY;
}
lstrcpyW( *ppDcName, pdsNameRes->rItems[0].pName );
DsFreeNameResult( pdsNameRes );
LOG((MSP_INFO, "CrackDnsName: "
"DsCrackNames returned %S; exit S_OK",
*ppDcName));
return S_OK;
}
HRESULT CNDNCDirectory::NDNCSetTTL(
IN LDAP * pLdap,
IN const WCHAR * pDN,
IN DWORD dwTTL
)
/*++
Routine Description:
This function sets the TTL on a dynamic object, while enforcing
the maximum settable TTL for NDNCs.
Arguments:
pLdap - Pointer to the LDAP connection structure.
pDN - Pointer to a wide-character string specifying the DN of the object
to be mofified.
dwTTL - The TTL to set, in seconds.
Return Value:
HRESULT.
--*/
{
if ( dwTTL > NDNC_MAX_TTL )
{
dwTTL = NDNC_MAX_TTL;
}
return ::SetTTL(pLdap, pDN, dwTTL);
}
HRESULT CNDNCDirectory::Init(
IN const TCHAR * const strServerName,
IN const WORD wPort
)
/*++
Routine Description:
Initialize this object, specifying the server name and port to use.
This method fails if there is no default TAPI NDNC on this server.
Arguments:
strServerName - The NDNC server name.
wPort - The port number.
Return Value:
HRESULT.
--*/
{
LOG((MSP_TRACE, "CNDNCDirectory::Init - enter"));
if ( strServerName != NULL )
{
//
// Set the server name.
//
m_pServerName = new TCHAR [lstrlen(strServerName) + 1];
if (m_pServerName == NULL)
{
LOG((MSP_ERROR, "CNDNCDirectory::Init - "
"could not allocate server name - "
"exit E_OUTOFMEMORY"));
return E_OUTOFMEMORY;
}
lstrcpy(m_pServerName, strServerName);
//
// Look around on the server and find out where the NDNC
// is. This will fail if there is no NDNC. It sets
// m_pServiceDnsName, which is then used on Connect.
//
HRESULT hr = GetNDNCLocationFromServer( m_pServerName );
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::Init - "
"GetNDNCLocationFromServer failed - "
"exit 0x%08x", hr));
return hr;
}
}
m_wPort = wPort;
LOG((MSP_TRACE, "CNDNCDirectory::Init - exit S_OK"));
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
//
// CNDNCDirectory::GetNDNCLocationFromServer
// private helper method
//
// Look around on a server and discover the default TAPI NDNC. The resulting
// location is saved in m_pServiceDnsName which is then used on Connect
// to go to the right place on the server.
//
// Parameters:
// pDcServerDnsName - the DNS name that can be used to connect to the
// desired DC server machine.
//
// Returns: HRESULT
//
HRESULT CNDNCDirectory::GetNDNCLocationFromServer(
IN WCHAR * pDcServerDnsName
)
{
LOG((MSP_INFO, "CNDNCDirectory::GetNDNCLocationFromServer - "
"enter"));
//
// Connect to the DC whose name we were given.
// NOTE pDcServerDnsName can be NULL, and that's ok --
// it means go to the nearest DC.
//
HRESULT hr;
LDAP * hLdap;
hr = OpenLdapConnection(
pDcServerDnsName,
LDAP_PORT,
& hLdap
);
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::GetNDNCLocationFromServer - "
"OpenLdapConnection failed - exit 0x%08x", hr));
return hr;
}
//
// Bind. Without bindwe cannot discover the SCP
//
ULONG res = ldap_bind_s(hLdap, NULL, NULL, LDAP_AUTH_NEGOTIATE);
if( LDAP_SUCCESS != res )
{
ldap_unbind( hLdap );
LOG((MSP_ERROR, "CNDNCDirectory::GetNDNCLocationFromServer - "
"init BIND failed - exit %d", res));
return GetLdapHResult(res);
}
//
// Find the DN for this DC's domain.
//
WCHAR * pDomainDN;
hr = GetNamingContext(
hLdap,
&pDomainDN
);
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::GetNDNCLocationFromServer - "
"GetNamingContext failed - exit 0x%08x", hr));
ldap_unbind( hLdap );
return hr;
}
//
// Search for the service connection point object telling us the
// DNS name of the service we care about.
//
// First, construct the search location string. This consists of a well-known
// prefix prepended to the DN obtained above.
//
WCHAR * pSearchLocation = new WCHAR[
lstrlenW(NDNC_SERVICE_PUBLICATION_LOCATION) +
lstrlenW( pDomainDN ) + 1];
if ( pSearchLocation == NULL )
{
LOG((MSP_ERROR, "CNDNCDirectory::GetNDNCLocationFromServer - "
"canot allocate search location string - "
"exit E_OUTOFMEMORY"));
ldap_unbind( hLdap );
delete pDomainDN;
return E_OUTOFMEMORY;
}
wsprintf(pSearchLocation, L"%s%s", NDNC_SERVICE_PUBLICATION_LOCATION, pDomainDN);
delete pDomainDN;
//
// Now do the actual search.
//
LDAPMessage * pSearchResult;
PTCHAR Attributes[] = {
(WCHAR *) SERVICE_DNS_NAME_ATTRIBUTE,
NULL
};
res = DoLdapSearch (
hLdap, // handle to connection structure
pSearchLocation, // where to search
LDAP_SCOPE_BASE, // scope of the search
(WCHAR *) ANY_OBJECT_CLASS, // filter
Attributes, // array of attribute names
FALSE, // also return the attribute values
&pSearchResult // search results
);
hr = GetLdapHResultIfFailed( res );
delete pSearchLocation;
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::GetNDNCLocationFromServer - "
"connection point search failed - exit 0x%08x", hr));
ldap_unbind( hLdap );
return hr;
}
//
// Parse search results and get the value of serviceDnsName.
//
// Step 1: Get the first object in the result set.
// Note: Result of ldap_first_entry must not be explicitly freed.
// Note: We ignore objects past the first one, which is fine because
// we did a base-level search on just the object that we need.
//
LDAPMessage * pEntry;
pEntry = ldap_first_entry(
hLdap,
pSearchResult
);
if ( pEntry == NULL )
{
LOG((MSP_ERROR, "CNDNCDirectory::GetNDNCLocationFromServer - "
"failed to get first entry in search result - "
"exit E_FAIL"));
ldap_msgfree( pSearchResult );
ldap_unbind( hLdap );
return E_FAIL;
}
//
// Step 2: Get the values of the desired attribute for the object.
//
// Some attributes are multivalued so we get back an array of strings.
// We only look at the first value returned for the serviceDnsName
// attribute.
//
WCHAR ** ppServiceDnsName;
ppServiceDnsName = ldap_get_values(
hLdap,
pEntry,
(WCHAR *) SERVICE_DNS_NAME_ATTRIBUTE
);
ldap_unbind( hLdap );
ldap_msgfree( pSearchResult );
if ( ( ppServiceDnsName == NULL ) || ( ppServiceDnsName[0] == NULL ) )
{
LOG((MSP_ERROR, "CNDNCDirectory::GetNDNCLocationFromServer - "
"failed to get name from search result - "
"exit E_FAIL"));
return E_FAIL;
}
//
// Set the service DNS name as a member variable with a nicer format.
// When the app calls ITDirectory::Connect, we will try the real
// connection, and during that process we will use this to determine
// what container we go to for accessing the NDNC.
//
m_pServiceDnsName = new WCHAR [ lstrlenW(ppServiceDnsName[0]) + 1];
if ( m_pServiceDnsName == NULL )
{
LOG((MSP_ERROR, "CNDNCDirectory::GetNDNCLocationFromServer - "
"failed to allocate service DNS name member string - "
"exit E_OUTOFMEMORY"));
ldap_value_free( ppServiceDnsName );
return E_OUTOFMEMORY;
}
lstrcpyW( m_pServiceDnsName, ppServiceDnsName[0] );
ldap_value_free( ppServiceDnsName );
LOG((MSP_INFO, "CNDNCDirectory::GetNDNCLocationFromServer - "
"exit S_OK"));
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
//
// CNDNCDirectory::OpenLdapConnection
// private helper method
//
// Initiate an LDAP connection to the given port on the given server, and
// return a handle to the LDAP connection context structure. This also
// configures all necessary options for the connection, such as the LDAP
// version and the timeout.
//
// Parameters:
// pServerName - [in] the DNS name of the machine to connect to.
// wPort - [in] the port number to use.
// phLdap - [out] on success, returns a handle to the LDAP connection
// context structure
//
// Returns: HRESULT
//
HRESULT CNDNCDirectory::OpenLdapConnection(
IN WCHAR * pServerName,
IN WORD wPort,
OUT LDAP ** phLdap
)
{
CLdapPtr hLdap = ldap_init(pServerName, wPort);
BAIL_IF_NULL((LDAP*)hLdap, HRESULT_FROM_WIN32(ERROR_BAD_NETPATH));
LDAP_TIMEVAL Timeout;
Timeout.tv_sec = REND_LDAP_TIMELIMIT;
Timeout.tv_usec = 0;
DWORD res = ldap_connect((LDAP*)hLdap, &Timeout);
BAIL_IF_LDAP_FAIL(res, "connect to the server.");
DWORD LdapVersion = 3;
res = ldap_set_option((LDAP*)hLdap, LDAP_OPT_VERSION, &LdapVersion);
BAIL_IF_LDAP_FAIL(res, "set ldap version to 3");
res = ldap_set_option((LDAP*)hLdap, LDAP_OPT_TIMELIMIT, &Timeout);
BAIL_IF_LDAP_FAIL(res, "set ldap timelimit");
ULONG ldapOptionOn = PtrToUlong(LDAP_OPT_ON);
res = ldap_set_option((LDAP*)hLdap, LDAP_OPT_AREC_EXCLUSIVE, &ldapOptionOn);
BAIL_IF_LDAP_FAIL(res, "set ldap arec exclusive");
//
// Successful; return the ldap connection handle.
// reset the holder so that it doesn't release anything.
//
*phLdap = hLdap;
hLdap = NULL;
return S_OK;
}
HRESULT CNDNCDirectory::TryServer(
IN WORD Port,
IN WCHAR * pServiceDnsName
)
/*++
Routine Description:
Try to connect to the NDNC server on the given port and construct
the container used for subsequent operations based on the ServiceDnsName
found during Init.
Arguments:
wPort - The port number.
pServiceDnsName - DNS name of NDNC service. This is used to find the
location in the tree to use for subsequent operations.
Return Value:
HRESULT.
--*/
{
LOG((MSP_INFO, "CNDNCDirectory::TryServer - "
"trying %S at port %d; service DNS name = %S",
m_pServerName, Port, pServiceDnsName));
//
// Try an LDAP collection and set various options for the connection.
// associate the ldap handle with the handle holder. in case of an error
// and subsequent return (without being reset), the ldap handle is closed
//
CLdapPtr hLdap;
HRESULT hr;
hr = OpenLdapConnection( m_pServerName, Port, (LDAP **) & hLdap );
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::TryServer - "
"OpenLdapConnection failed - "
"exit 0x%08x", hr));
return hr;
}
if (m_IsSsl)
{
DWORD res = ldap_set_option(hLdap, LDAP_OPT_SSL, LDAP_OPT_ON);
BAIL_IF_LDAP_FAIL(res, "set ssl option");
}
//
// Determine the Root DN for the NDNC.
//
WCHAR * pNdncRootDn;
hr = CrackDnsName(pServiceDnsName, &pNdncRootDn);
if ( FAILED(hr ) )
{
LOG((MSP_ERROR, "CNDNCDirectory::TryServer - "
"could not crack service DNS name - exiting 0x%08x", hr));
return hr;
}
//
// Use the root DN for the NDNC to construct the DN for the
// dynamic container.
//
m_pContainer =
new TCHAR[
lstrlen(DYNAMIC_CONTAINER) +
lstrlen(pNdncRootDn) + 1
];
if (m_pContainer == NULL)
{
LOG((MSP_ERROR, "CNDNCDirectory::TryServer - "
"could not allocate container string - "
"exit E_OUTOFMEMORY"));
delete pNdncRootDn;
return E_OUTOFMEMORY;
}
lstrcpy(m_pContainer, DYNAMIC_CONTAINER);
lstrcat(m_pContainer, pNdncRootDn);
delete pNdncRootDn;
//
// All done; save the connection handle.
// reset the holder so that it doesn't release anything.
//
m_ldap = hLdap;
hLdap = NULL;
LOG((MSP_INFO, "CNDNCDirectory::TryServer - exiting OK"));
return S_OK;
}
HRESULT CNDNCDirectory::MakeConferenceDN(
IN TCHAR * pName,
OUT TCHAR ** ppDN
)
/*++
Routine Description:
Construct the DN for a conference based on the name of the conference.
Arguments:
pName - The name of the conference.
ppDN - The DN of the conference returned.
Return Value:
HRESULT.
--*/
{
DWORD dwLen =
lstrlen(m_pContainer) + lstrlen(NDNC_CONF_DN_FORMAT)
+ lstrlen(pName) + 1;
*ppDN = new TCHAR [dwLen];
BAIL_IF_NULL(*ppDN, E_OUTOFMEMORY);
wsprintf(*ppDN, NDNC_CONF_DN_FORMAT, pName, m_pContainer);
return S_OK;
}
HRESULT CNDNCDirectory::MakeUserCN(
IN TCHAR * pName,
IN TCHAR * pAddress,
OUT TCHAR ** ppCN,
OUT DWORD * pdwIP
)
/*++
Routine Description:
Construct a User's CN based on username and machine name. The machine
name is resolved first the get the fully qualified DNS name. The CN is
in the following format: email\DNSname.
Arguments:
pName - The name of the user.
pAddress - The machine name.
ppCN - The CN returned.
pdwIP - The resolved IP address of the machine. Used later
for Netmeeting. If this is NULL, then we don't care
about the IP.
Return Value:
HRESULT.
--*/
{
char *pchFullDNSName;
if ( pdwIP == NULL )
{
BAIL_IF_FAIL(ResolveHostName(0, pAddress, &pchFullDNSName, NULL),
"can't resolve host name");
}
else
{
// we care about the IP, so we must be publishing a user object
// as opposed to refreshing or deleting. Make sure we use the
// same IP as the interface that's used to reach the NDNC server.
BAIL_IF_FAIL(ResolveHostName(m_dwInterfaceAddress, pAddress, &pchFullDNSName, pdwIP),
"can't resolve host name (matching interface address)");
}
DWORD dwLen = lstrlen(DYNAMIC_USER_CN_FORMAT)
+ lstrlen(pName) + lstrlenA(pchFullDNSName);
*ppCN = new TCHAR [dwLen + 1];
BAIL_IF_NULL(*ppCN, E_OUTOFMEMORY);
wsprintf(*ppCN, DYNAMIC_USER_CN_FORMAT, pName, pchFullDNSName);
return S_OK;
}
HRESULT CNDNCDirectory::MakeUserDN(
IN TCHAR * pCN,
IN DWORD dwIP,
OUT TCHAR ** ppDNRTPerson
)
/*++
Routine Description:
Construct the DN for a user used in the Dynamic container.
Arguments:
pCN - the CN of a user.
ppDNRTPerson - The DN of the user in the dynamic container.
Return Value:
HRESULT.
--*/
{
//
// Make pUserName the user portion of the CN (user]machine).
//
CTstr pUserName = new TCHAR[ lstrlen(pCN) + 1 ];
if ( pUserName == NULL )
{
BAIL_IF_FAIL(E_OUTOFMEMORY, "new TCAR");
}
lstrcpy( pUserName, pCN );
WCHAR * pCloseBracket = wcschr( pUserName, CLOSE_BRACKET_CHARACTER );
if ( pCloseBracket == NULL )
{
// this is not the format generated by us -- very strange indeed!
BAIL_IF_FAIL(E_UNEXPECTED, "Strange format");
}
*pCloseBracket = NULL_CHARACTER;
//
// We'll use the IPAddress in cn
//
TCHAR szIPAddress[80];
wsprintf( szIPAddress, _T("%u"), dwIP);
//
// Prepare the new DN
//
CTstr pCNIPAddress = new TCHAR[wcslen(pUserName)+1+wcslen(szIPAddress)+1];
if( pCNIPAddress == NULL )
{
BAIL_IF_FAIL(E_OUTOFMEMORY, "new TCAR");
}
swprintf( pCNIPAddress, L"%s%C%s",
pUserName,
CLOSE_BRACKET_CHARACTER,
szIPAddress
);
// construct the DN for RTPerson.
DWORD dwLen = lstrlen(m_pContainer)
+ lstrlen(DYNAMIC_USER_DN_FORMAT) + lstrlen(pCNIPAddress);
*ppDNRTPerson = new TCHAR [dwLen + 1];
BAIL_IF_NULL(*ppDNRTPerson, E_OUTOFMEMORY);
wsprintf(*ppDNRTPerson, DYNAMIC_USER_DN_FORMAT, pCNIPAddress, m_pContainer);
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
//
// CNDNCDirectory::AddConferenceComplete
// private helper method
//
// This method simply calls the appropriate LDAP operation used to send a new
// or modified conference to the server.
//
// Parameters:
// fModify - [in] TRUE if modifying, FALSE if adding
// ldap - [in] handle to LDAP connection context
// ppDn - [in] pointer to pointer to string specifying DN of the object
// (no real reason for extra indirection here)
// mods - [in] array of modifiers containing attribute values to be set
//
// Returns: HRESULT
//
HRESULT CNDNCDirectory::AddConferenceComplete(BOOL fModify,
LDAP * ldap,
TCHAR ** ppDN,
LDAPMod ** mods)
{
if (fModify)
{
// Call the modify function to modify the object.
BAIL_IF_LDAP_FAIL(DoLdapModify(FALSE, ldap, *ppDN, mods, FALSE),
"modify conference");
}
else
{
// Call the add function to create the object.
BAIL_IF_LDAP_FAIL(DoLdapAdd(ldap, *ppDN, mods), "add conference");
}
return S_OK;
}
HRESULT CNDNCDirectory::AddConference(
IN ITDirectoryObject *pDirectoryObject,
IN BOOL fModify
)
/*++
Routine Description:
Add a new conference to the NDNC server.
Arguments:
pDirectoryObject - a pointer to the conference.
fModify - true if called by MofifyDirectoryObject
false if called by AddDirectoryObject
--*/
{
// first query the private interface for attributes.
CComPtr <ITDirectoryObjectPrivate> pObjectPrivate;
BAIL_IF_FAIL(
pDirectoryObject->QueryInterface(
IID_ITDirectoryObjectPrivate,
(void **)&pObjectPrivate
),
"can't get the private directory object interface");
// Get the name of the conference.
CBstr bName;
BAIL_IF_FAIL(pDirectoryObject->get_Name(&bName),
"get conference name");
// Construct the DN of the object.
CTstr pDN;
BAIL_IF_FAIL(
MakeConferenceDN(bName, &pDN), "construct DN for conference"
);
// Get the protocol and the blob.
CBstr bProtocol, bBlob;
BAIL_IF_FAIL(pObjectPrivate->GetAttribute(MA_PROTOCOL, &bProtocol),
"get conference protocol");
BAIL_IF_FAIL(pObjectPrivate->GetAttribute(MA_CONFERENCE_BLOB, &bBlob),
"get conference Blob");
// Get the Security Descriptor. The pointer pSD is just a copy of a pointer
// in the Conference object; the conference object retains ownership of the
// data and we must be careful not to delete or modify this data.
char * pSD;
DWORD dwSDSize;
BAIL_IF_FAIL(pObjectPrivate->GetConvertedSecurityDescriptor(&pSD, &dwSDSize),
"get conference security descriptor");
// Get the TTL setting.
DWORD dwTTL;
BAIL_IF_FAIL(pObjectPrivate->GetTTL(&dwTTL), "get conference TTL");
//
// Adjust the TTL setting to what we're really going to send.
//
if ( dwTTL == 0 )
{
dwTTL = m_TTL;
}
if ( dwTTL > NDNC_MAX_TTL )
{
dwTTL = NDNC_MAX_TTL;
}
// 5 attributes need to be published.
static const DWORD DWATTRIBUTES = 5;
// Fist fill the modify structures required by LDAP.
LDAPMod mod[DWATTRIBUTES];
LDAPMod* mods[DWATTRIBUTES + 1];
DWORD dwCount = 0;
// The objectclass attribute.
TCHAR * objectClass[] =
{(WCHAR *)NDNC_RTCONFERENCE, (WCHAR *)DYNAMICOBJECT, NULL};
if (!fModify)
{
mod[dwCount].mod_values = objectClass;
mod[dwCount].mod_op = LDAP_MOD_REPLACE;
mod[dwCount].mod_type = (WCHAR *)OBJECTCLASS;
dwCount ++;
}
// The protocol attribute.
TCHAR * protocol[] = {(WCHAR *)bProtocol, NULL};
mod[dwCount].mod_values = protocol;
mod[dwCount].mod_op = LDAP_MOD_REPLACE;
mod[dwCount].mod_type = (WCHAR *)RTConferenceAttributeName(MA_PROTOCOL);
dwCount ++;
// The blob attribute.
TCHAR * blob[] = {(WCHAR *)bBlob, NULL};
mod[dwCount].mod_values = blob;
mod[dwCount].mod_op = LDAP_MOD_REPLACE;
mod[dwCount].mod_type =
(WCHAR *)RTConferenceAttributeName(MA_CONFERENCE_BLOB);
dwCount ++;
// The TTL attribute. The attribute value is a DWORD in string.
TCHAR strTTL[32];
TCHAR * ttl[] = {strTTL, NULL};
wsprintf(strTTL, _T("%d"), dwTTL );
mod[dwCount].mod_values = ttl;
mod[dwCount].mod_op = LDAP_MOD_REPLACE;
mod[dwCount].mod_type = (WCHAR *)ENTRYTTL;
dwCount ++;
//
// These locals should not be within the "if" below... if
// they are, they will be deallocated before the function returns.
//
berval BerVal;
berval *sd[] = {&BerVal, NULL};
HRESULT hr;
//
// If there is a security descriptor on the local object, perhaps send it
// to the server.
//
if ( (char*)pSD != NULL )
{
BOOL fSendIt = FALSE;
if ( ! fModify )
{
//
// We are trying to add the conference, so we definitely need
// to send the security descriptor. Note that we even want
// to send it if it hasn't changed, as we may be sending it to
// some new server other than where we got it (if this conference
// object was retrieved from a server in the first place).
//
fSendIt = TRUE;
}
else
{
//
// We are trying to modify the conference, so we send the
// security descriptor if it has changed.
//
VARIANT_BOOL fChanged;
hr = pObjectPrivate->get_SecurityDescriptorIsModified( &fChanged );
if ( SUCCEEDED( hr ) && ( fChanged == VARIANT_TRUE ) )
{
fSendIt = TRUE;
}
}
if ( fSendIt )
{
BerVal.bv_len = dwSDSize;
BerVal.bv_val = (char*)pSD;
mod[dwCount].mod_bvalues = sd;
mod[dwCount].mod_op = LDAP_MOD_REPLACE | LDAP_MOD_BVALUES;
mod[dwCount].mod_type = (WCHAR *)NT_SECURITY_DESCRIPTOR;
dwCount ++;
}
}
//
// All done with the mods. Package them up and write to the server.
//
DWORD i;
for (i = 0; i < dwCount; i ++)
{
mods[i] = &mod[i];
}
mods[i] = NULL;
LOG((MSP_INFO, "%S %S", fModify ? _T("modifying") : _T("adding"), pDN));
hr = AddConferenceComplete(fModify, m_ldap, &pDN, mods);
if ( SUCCEEDED(hr) )
{
pObjectPrivate->put_SecurityDescriptorIsModified( VARIANT_FALSE );
}
return hr;
}
//////////////////////////////////////////////////////////////////////////////
//
// This method tests if the given ACL (security descriptor) is "safe".
// "Safe" is defined as allowing the creator to modify and delete the
// object; modification is tested via the TTL field.
//
// This test is needed to prevent leaving "ghost" objects on the server
// when modifying the TTL of a newly-created conference fails because of
// insfufficient access rights. This will happen if a user messes up
// ACL creation or if the server does not understand the domain trustees
// in the ACL (e.g., server machine is not in a domain).
//
// The test is performed by creating a "dummy" test object with a random
// name in the container normally used for conferences. The object will
// not show up in a normal conference or user enumeration because it does
// not have the required attributes.
//
//
HRESULT CNDNCDirectory::TestAclSafety(
IN char * pSD,
IN DWORD dwSDSize
)
{
LOG((MSP_TRACE, "CNDNCDirectory::TestACLSafety - enter"));
//
// First fill in the modify structures required by LDAP.
// We use only the object class and the security descriptor.
// Therefore this will not show up as a valid conference
// during an enumeration.
//
static const DWORD DWATTRIBUTES = 2;
LDAPMod mod[DWATTRIBUTES];
LDAPMod* mods[DWATTRIBUTES + 1];
DWORD dwCount = 0;
TCHAR * objectClass[] =
{(WCHAR *)NDNC_RTCONFERENCE, (WCHAR *)DYNAMICOBJECT, NULL};
mod[dwCount].mod_values = objectClass;
mod[dwCount].mod_op = LDAP_MOD_REPLACE;
mod[dwCount].mod_type = (WCHAR *)OBJECTCLASS;
dwCount ++;
berval BerVal;
berval *sd[] = {&BerVal, NULL};
BerVal.bv_len = dwSDSize;
BerVal.bv_val = (char*)pSD;
mod[dwCount].mod_bvalues = sd;
mod[dwCount].mod_op = LDAP_MOD_REPLACE | LDAP_MOD_BVALUES;
mod[dwCount].mod_type = (WCHAR *)NT_SECURITY_DESCRIPTOR;
dwCount ++;
DWORD i;
for (i = 0; i < dwCount; i ++)
{
mods[i] = &mod[i];
}
mods[i] = NULL;
//
// Try to add an object in the dynamic container with the above mods.
// Use a name composed of a random number printed to a string. If the
// names happen to conflict with another such dummy conference, then
// try again in a loop.
//
// Randomization is apparently per-DLL -- Sdpblb.dll does srand() but
// it doesn't seem to affect rand() calls within rend.dll. We therefore do
// srand( time( NULL ) ) on DLL_PROCESS_ATTACH.
//
HRESULT hr;
int iRandomNumber;
TCHAR ptszRandomNumber[30];
TCHAR * pDN = NULL;
do
{
if ( pDN != NULL )
{
delete pDN;
}
iRandomNumber = rand();
wsprintf(ptszRandomNumber, _T("%d"), iRandomNumber);
hr = CNDNCDirectory::MakeConferenceDN(ptszRandomNumber, &pDN);
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::TestACLSafety - "
"test DN construction failed - exit 0x%08x", hr));
return hr;
}
LOG((MSP_TRACE, "CNDNCDirectory::TestACLSafety - "
"trying to create test object DN %S", pDN));
hr = GetLdapHResultIfFailed( DoLdapAdd(m_ldap, pDN, mods) );
}
while ( hr == GetLdapHResultIfFailed( LDAP_ALREADY_EXISTS ) );
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::TestACLSafety - "
"test addition failed and not duplicate - exit 0x%08x", hr));
delete pDN;
return hr;
}
//
// Now that we have the test object, try modifying it.
//
LOG((MSP_TRACE, "CNDNCDirectory::TestACLSafety - "
"trying to modify test object..."));
HRESULT hrModify = NDNCSetTTL( m_ldap, pDN, MINIMUM_TTL );
//
// Now delete it. We do this even if we already know that the ACL is bad
// because the modify failed; we want to get rid of the object if
// possible.
//
LOG((MSP_TRACE, "CNDNCDirectory::TestACLSafety - "
"trying to delete test object..."));
hr = GetLdapHResultIfFailed( DoLdapDelete(m_ldap, pDN) );
delete pDN;
//
// Now determine the verdict and return.
//
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::TestACLSafety - "
"test deletion (+ modification?) failed - ACL unsafe - "
"exit 0x%08x", hr));
return hr;
}
if ( FAILED( hrModify ) )
{
LOG((MSP_ERROR, "CNDNCDirectory::TestACLSafety - "
"test deletion ok; test modification failed - ACL unsafe - "
"exit 0x%08x", hrModify));
return hrModify;
}
LOG((MSP_TRACE, "CNDNCDirectory::TestACLSafety - exit S_OK"));
return S_OK;
}
HRESULT CNDNCDirectory::PublishRTPerson(
IN TCHAR * pCN,
IN TCHAR * pDN,
IN TCHAR * pIPAddress,
IN DWORD dwTTL,
IN BOOL fModify,
IN char * pSD,
IN DWORD dwSDSize
)
/*++
Routine Description:
Create a RTPerson object in the dynamic container.
Arguments:
pCN - The cn of the user.
pDN - The dn of the user.
pIPAddress - The ip address of the machine.
dwTTL - The ttl of this object.
fModify - modify or add.
Return Value:
HRESULT.
--*/
{
//
// UPDATE THIS CONSTANT whenever you add an attribute below
//
static const DWORD DWATTRIBUTES = 4;
// First create the object.
LDAPMod mod[DWATTRIBUTES];
DWORD dwCount = 0;
//
// We are not allowed to modify the object class. Therefore we only mention
// this if we are adding the object to the server, not modifying it.
//
// Fix: this is allocated on the stack, so we must do it here; if we stick
// it inside the if below, it gets deallocated immediately.
TCHAR * objectClass[] = {(WCHAR *)NDNC_RTPERSON, (WCHAR *)DYNAMICOBJECT, NULL};
if ( ! fModify )
{
// Object class.
// only need this attribute if not modifying.
mod[dwCount].mod_values = objectClass;
mod[dwCount].mod_op = LDAP_MOD_REPLACE;
mod[dwCount].mod_type = (WCHAR *)OBJECTCLASS;
dwCount ++;
}
// msTAPI-uid
TCHAR* TAPIUid[] = {(WCHAR*)pCN, NULL};
mod[dwCount].mod_values = TAPIUid;
mod[dwCount].mod_op = LDAP_MOD_REPLACE;
mod[dwCount].mod_type = (WCHAR *)TAPIUID_NDNC;
dwCount ++;
// IP address.
TCHAR * IPPhone[] = {(WCHAR *)pIPAddress, NULL};
mod[dwCount].mod_values = IPPhone;
mod[dwCount].mod_op = LDAP_MOD_REPLACE;
mod[dwCount].mod_type = (WCHAR *)IPADDRESS_NDNC;
dwCount ++;
// these locals should not be within the "if" below... if
// they are, they might be deallocated before the function returns.
berval BerVal;
berval *sd[] = {&BerVal, NULL};
// The security descriptor attribute.
if ((char*)pSD != NULL)
{
BerVal.bv_len = dwSDSize;
BerVal.bv_val = (char*)pSD;
mod[dwCount].mod_bvalues = sd;
mod[dwCount].mod_op = LDAP_MOD_REPLACE | LDAP_MOD_BVALUES;
mod[dwCount].mod_type = (WCHAR *)NT_SECURITY_DESCRIPTOR;
dwCount ++;
}
LDAPMod* mods[DWATTRIBUTES + 1];
DWORD i;
for (i = 0; i < dwCount; i ++)
{
mods[i] = &mod[i];
}
mods[i] = NULL;
if (fModify)
{
LOG((MSP_INFO, "modifying %S", pDN));
// Call the modify function to modify the object.
BAIL_IF_LDAP_FAIL(DoLdapModify(FALSE, m_ldap, pDN, mods), "modify RTPerson");
}
else
{
LOG((MSP_INFO, "adding %S", pDN));
// Call the add function to create the object.
BAIL_IF_LDAP_FAIL(DoLdapAdd(m_ldap, pDN, mods), "add RTPerson");
// next set the TTL value for this object
BAIL_IF_FAIL(NDNCSetTTL(m_ldap, pDN, (dwTTL == 0) ? m_TTL : dwTTL),
"Set ttl for RTPerson");
}
return S_OK;
}
HRESULT CNDNCDirectory::AddObjectToRefresh(
IN WCHAR *pDN,
IN long TTL
)
{
//
// Add a refresh table entry to the refresh table. The refresh table's add
// method does an element-by-element copy of the entry that it is given.
// This just copies the string pointer, so we need to allocate and copy
// the string here.
//
RefreshTableEntry entry;
entry.dwTTL = TTL;
entry.pDN = new WCHAR[ wcslen(pDN) + 1 ];
if ( entry.pDN == NULL )
{
LOG((MSP_ERROR, "Cannot allocate string for adding to refresh table"));
return E_OUTOFMEMORY;
}
wcscpy( entry.pDN, pDN );
//
// Now add it to the refresh table.
//
BOOL fSuccess = m_RefreshTable.add(entry);
if ( ! fSuccess )
{
LOG((MSP_ERROR, "Cannot add object to the refresh table"));
return E_OUTOFMEMORY;
}
return S_OK;
}
HRESULT CNDNCDirectory::RemoveObjectToRefresh(
IN WCHAR *pDN
)
{
//
// For each item in our refresh table
//
for ( DWORD i = 0; i < m_RefreshTable.size(); i++ )
{
//
// If the desired DN matches the one in this item
// then remove it and return success
//
if ( ! _wcsicmp( m_RefreshTable[i].pDN, pDN ) )
{
//
// We new'ed the string when we added the entry.
//
delete m_RefreshTable[i].pDN;
m_RefreshTable.removeAt(i);
return S_OK;
}
}
//
// If we get here then there was no matching item
//
LOG((MSP_ERROR, "Cannot remove object from the refresh table"));
return E_FAIL;
}
HRESULT CNDNCDirectory::AddUser(
IN ITDirectoryObject *pDirectoryObject,
IN BOOL fModify
)
/*++
Routine Description:
Publish a new user object.
Arguments:
pDirectoryObject - The object to be published.
Return Value:
HRESULT.
--*/
{
// First find the interface for attributes.
CComPtr <ITDirectoryObjectPrivate> pObjectPrivate;
BAIL_IF_FAIL(
pDirectoryObject->QueryInterface(
IID_ITDirectoryObjectPrivate,
(void **)&pObjectPrivate
),
"can't get the private directory object interface");
// Get the user name.
CBstr bName;
BAIL_IF_FAIL(pDirectoryObject->get_Name(&bName),
"get user name");
// Get the user's machine name.
CBstr bIPPhone;
BAIL_IF_FAIL(pObjectPrivate->GetAttribute(UA_IPPHONE_PRIMARY, &bIPPhone),
"get IPPhone");
// Resolve the machine name and construct the CN for the user.
CTstr pCN;
DWORD dwIP;
BAIL_IF_FAIL(
MakeUserCN(bName, bIPPhone, &pCN, &dwIP),
"construct CN for user"
);
// Construct the DN for the RTPerson object.
CTstr pDNRTPerson;
BAIL_IF_FAIL(
MakeUserDN(pCN, dwIP, &pDNRTPerson),
"construct DN for user"
);
// convert the IP address to a string.
// This convertion is because of NetMeeting.
TCHAR IPAddress[80];
wsprintf(IPAddress, _T("%u"), dwIP);
DWORD dwTTL;
BAIL_IF_FAIL(pObjectPrivate->GetTTL(&dwTTL), "get User TTL");
// Get the Security Descriptor. The pointer pSD is just a copy of a pointer
// in the Conference object; the conference object retains ownership of the
// data and we must be careful not to delete or modify this data.
char * pSD;
DWORD dwSDSize;
BAIL_IF_FAIL(pObjectPrivate->GetConvertedSecurityDescriptor(&pSD, &dwSDSize),
"get user object security descriptor");
VARIANT_BOOL fChanged;
if ( SUCCEEDED( pObjectPrivate->
get_SecurityDescriptorIsModified( &fChanged ) ) )
{
if ( fChanged == VARIANT_FALSE )
{
pSD = NULL; // do NOT delete the string (see above)
dwSDSize = 0;
}
}
//
// NDNCs, unlike ILS, should return LDAP_ALREADY_EXISTS if the user object
// already exists. In ILS, this bug was a special hack for NetMeeting, but
// NetMeeting is no longer a factor with an NDNC.
//
HRESULT hr = PublishRTPerson(pCN, pDNRTPerson, IPAddress, dwTTL, fModify, pSD, dwSDSize);
if (FAILED(hr))
{
LOG((MSP_ERROR, "Can't publish a RTPerson, hr:%x", hr));
return hr;
}
//
// Add the RTPerson to the refresh list.
//
if (m_fAutoRefresh)
{
AddObjectToRefresh(pDNRTPerson, m_TTL);
}
return S_OK;
}
HRESULT CNDNCDirectory::DeleteConference(
IN ITDirectoryObject *pDirectoryObject
)
/*++
Routine Description:
Delete a conference from the NDNC server.
Arguments:
pDirectoryObject - The object to be deleted.
Return Value:
HRESULT.
--*/
{
// Get the name.
CBstr bName;
BAIL_IF_FAIL(pDirectoryObject->get_Name(&bName),
"get conference name");
// construct the DN
CTstr pDN;
BAIL_IF_FAIL(
MakeConferenceDN(bName, &pDN), "construct DN for conference"
);
LOG((MSP_INFO, "deleting %S", pDN));
// Call the add function to create the object.
BAIL_IF_LDAP_FAIL(DoLdapDelete(m_ldap, pDN), "delete conference");
return S_OK;
}
HRESULT CNDNCDirectory::DeleteUser(
IN ITDirectoryObject *pDirectoryObject
)
/*++
Routine Description:
Delete a user from the NDNC server.
Arguments:
pDirectoryObject - The object to be deleted.
Return Value:
HRESULT.
--*/
{
// First find the interface for attributes.
CComPtr <ITDirectoryObjectPrivate> pObjectPrivate;
BAIL_IF_FAIL(
pDirectoryObject->QueryInterface(
IID_ITDirectoryObjectPrivate,
(void **)&pObjectPrivate
),
"can't get the private directory object interface");
// Get the user name.
CBstr bName;
BAIL_IF_FAIL(pDirectoryObject->get_Name(&bName),
"get user name");
// Get the user's machine name.
CBstr bIPPhone;
BAIL_IF_FAIL(pObjectPrivate->GetAttribute(UA_IPPHONE_PRIMARY, &bIPPhone),
"get IPPhone");
// Resolve the machine name and construct the CN for the user.
CTstr pCN;
DWORD dwIP;
BAIL_IF_FAIL(
MakeUserCN(bName, bIPPhone, &pCN, &dwIP),
"construct CN for user"
);
// Construct the DN for the RTPerson object.
CTstr pDNRTPerson;
BAIL_IF_FAIL(
MakeUserDN(pCN, dwIP, &pDNRTPerson),
"construct DN for user"
);
//
// Now delete the object from the server.
//
HRESULT hrFinal = S_OK;
HRESULT hr;
ULONG ulResult;
// Call the delete function to delete the RTPerson object, but keep
// going if it fails, noting the error code.
LOG((MSP_INFO, "deleting %S", pDNRTPerson));
ulResult = DoLdapDelete(m_ldap, pDNRTPerson);
hr = LogAndGetLdapHResult(ulResult, _T("delete RTPerson"));
if (FAILED(hr)) { hrFinal = hr; }
// we always remove the refresh objects, even if removal failed.
if (m_fAutoRefresh)
{
RemoveObjectToRefresh(pDNRTPerson);
}
return hrFinal;
}
HRESULT CNDNCDirectory::RefreshUser(
IN ITDirectoryObject *pDirectoryObject
)
/*++
Routine Description:
Refresh a user's TTL on the NDNC server.
Arguments:
pDirectoryObject - The object to be refreshed.
Return Value:
HRESULT.
--*/
{
// First find the interface for attributes.
CComPtr <ITDirectoryObjectPrivate> pObjectPrivate;
BAIL_IF_FAIL(
pDirectoryObject->QueryInterface(
IID_ITDirectoryObjectPrivate,
(void **)&pObjectPrivate
),
"can't get the private directory object interface");
// Get the user name.
CBstr bName;
BAIL_IF_FAIL(pDirectoryObject->get_Name(&bName),
"get user name");
// Get the user's machine name.
CBstr bIPPhone;
BAIL_IF_FAIL(pObjectPrivate->GetAttribute(UA_IPPHONE_PRIMARY, &bIPPhone),
"get IPPhone");
// Resolve the machine name and construct the CN for the user.
CTstr pCN;
DWORD dwIP;
BAIL_IF_FAIL(
MakeUserCN(bName, bIPPhone, &pCN, &dwIP),
"construct CN for user"
);
// Construct the DN for the RTPerson object.
CTstr pDNRTPerson;
BAIL_IF_FAIL(
MakeUserDN(pCN, dwIP, &pDNRTPerson),
"construct DN for user"
);
// set ttl for the RTPerson object.
BAIL_IF_LDAP_FAIL(NDNCSetTTL(m_ldap, pDNRTPerson, m_TTL), "set ttl for RTPerson");
//
// If the app has enabled auto-refresh but does not add or modify its
// user object, but rather, just refreshes it (because the object is still around
// from a previous instance of the app, and "add" would fail), we still need to
// autorefresh it, as that's what the app wants.
//
if (m_fAutoRefresh)
{
AddObjectToRefresh(pDNRTPerson, m_TTL);
}
return S_OK;
}
HRESULT CNDNCDirectory::CreateConference(
IN LDAPMessage * pEntry,
OUT ITDirectoryObject ** ppObject
)
/*++
Routine Description:
Create a conference object from the result of the LDAP search.
Arguments:
pEntry - The search result.
ppObject - The object to be created.
Return Value:
HRESULT.
--*/
{
CBstr bName, bProtocol, bBlob;
// Get the name of the conference.
BAIL_IF_FAIL(
::GetAttributeValue(
m_ldap,
pEntry,
RTConferenceAttributeName(MA_MEETINGNAME),
&bName
),
"get the conference name"
);
// Get the protocol ID of the conference.
BAIL_IF_FAIL(
::GetAttributeValue(
m_ldap,
pEntry,
RTConferenceAttributeName(MA_PROTOCOL),
&bProtocol
),
"get the conference protocol"
);
// Get the conference blob of the conference.
BAIL_IF_FAIL(
::GetAttributeValue(
m_ldap,
pEntry,
RTConferenceAttributeName(MA_CONFERENCE_BLOB),
&bBlob
),
"get the conference blob"
);
char * pSD = NULL;
DWORD dwSDSize = 0;
::GetAttributeValueBer(
m_ldap,
pEntry,
NT_SECURITY_DESCRIPTOR,
&pSD,
&dwSDSize
);
// Create an empty conference.
HRESULT hr = ::CreateConferenceWithBlob(bName,
bProtocol,
bBlob,
pSD,
dwSDSize,
ppObject);
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::CreateConference - "
"CreateConferenceWithBlob failed 0x%08x", hr));
delete pSD;
return hr;
}
//
// If the above succeeded then the conference object has taken ownership
// of pSD.
//
return S_OK;
}
HRESULT CNDNCDirectory::CreateUser(
IN LDAPMessage * pEntry,
IN ITDirectoryObject ** ppObject
)
/*++
Routine Description:
Create a user object from the result of the LDAP search.
Arguments:
pEntry - The search result.
ppObject - The object to be created.
Return Value:
HRESULT.
--*/
{
CBstr bName;
// Get the name of the user.
BAIL_IF_FAIL(
::GetAttributeValue(
m_ldap,
pEntry,
RTPersonAttributeName(UA_TAPIUID),
&bName
),
"get the user name"
);
CBstr bAddress;
// Grab the machine name from the name of the object. This can fail if
// we didn't publish the object (ie, it's a NetMeeting object). Also,
// check if the hostname isn't resolvable. In that case we also have
// to fall back on the IP address in the ipAddress attribute.
HRESULT hr;
hr = ParseUserName(bName, &bAddress);
if ( SUCCEEDED(hr) )
{
// Make sure we can get an IP from this name, at least for the moment.
// If not, release the name and indicate failure so we do our backup
// plan.
hr = ResolveHostName(0, bAddress, NULL, NULL);
if ( FAILED(hr) )
{
SysFreeString(bAddress);
}
}
if ( FAILED(hr) )
{
// In order to compatible with NetMeeting, we have to use IP address field.
CBstr bUglyIP;
BAIL_IF_FAIL(
::GetAttributeValue(
m_ldap,
pEntry,
RTPersonAttributeName(UA_IPPHONE_PRIMARY),
&bUglyIP
),
"get the user's IP address"
);
// We have to use NM's ugly format for the IP address. The IP address
// we got from netmeeting is a decimal string whose value is the dword
// value of the IP address in network order.
BAIL_IF_FAIL(UglyIPtoIP(bUglyIP, &bAddress), "Convert IP address");
}
// Create an empty user object.
CComPtr<ITDirectoryObject> pObject;
BAIL_IF_FAIL(::CreateEmptyUser(bName, &pObject), "CreateEmptyUser");
CComPtr <ITDirectoryObjectPrivate> pObjectPrivate;
BAIL_IF_FAIL(
pObject->QueryInterface(
IID_ITDirectoryObjectPrivate,
(void **)&pObjectPrivate
),
"can't get the private directory object interface");
// Set the user attributes.
BAIL_IF_FAIL(pObjectPrivate->SetAttribute(UA_IPPHONE_PRIMARY, bAddress),
"set ipAddress");
//
// Set the security descriptor on the object.
//
char * pSD = NULL;
DWORD dwSDSize = 0;
::GetAttributeValueBer(
m_ldap,
pEntry,
NT_SECURITY_DESCRIPTOR,
&pSD,
&dwSDSize
);
if ( pSD != NULL )
{
//
// Set the security descriptor in its "converted" (server) form.
//
hr = pObjectPrivate->PutConvertedSecurityDescriptor(pSD,
dwSDSize);
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "PutConvertedSecurityDescriptor failed: %x", hr));
return hr;
}
}
*ppObject = pObject;
(*ppObject)->AddRef();
return S_OK;
}
HRESULT CNDNCDirectory::SearchObjects(
IN DIRECTORY_OBJECT_TYPE DirectoryObjectType,
IN BSTR pName,
OUT ITDirectoryObject *** pppDirectoryObject,
OUT DWORD * pdwSize
)
/*++
Routine Description:
Search the NDNC server for given type of objects.
Arguments:
DirectoryObjectType - The type of the object.
pName - The name to search for.
pppDirectoryObject - The returned array of objects.
pdwSize - The size of the array.
Return Value:
HRESULT.
--*/
{
TCHAR *pRDN;
TCHAR *pObjectClass;
TCHAR *Attributes[NUM_MEETING_ATTRIBUTES + 1]; // This is big enough now.
//
// Fill the attributes want to be returned, and construct the
// filter that we need.
//
switch (DirectoryObjectType)
{
case OT_CONFERENCE:
pRDN = (WCHAR *)UIDEQUALS_NDNC;
pObjectClass = (WCHAR *)NDNC_RTCONFERENCE;
Attributes[0] = (WCHAR *)RTConferenceAttributeName(MA_MEETINGNAME);
Attributes[1] = (WCHAR *)RTConferenceAttributeName(MA_PROTOCOL);
Attributes[2] = (WCHAR *)RTConferenceAttributeName(MA_CONFERENCE_BLOB);
Attributes[3] = (WCHAR *)NT_SECURITY_DESCRIPTOR;
Attributes[4] = NULL;
break;
case OT_USER:
pRDN = (WCHAR *)CNEQUALS;
pObjectClass = (WCHAR *)NDNC_RTPERSON;
Attributes[0] = (WCHAR *)RTPersonAttributeName(UA_USERNAME);
Attributes[1] = (WCHAR *)RTPersonAttributeName(UA_IPPHONE_PRIMARY);
Attributes[2] = (WCHAR *)RTPersonAttributeName(UA_TAPIUID);
Attributes[3] = (WCHAR *)NT_SECURITY_DESCRIPTOR;
Attributes[4] = NULL;
break;
default:
return E_FAIL;
}
//
// Construct the filter of the search.
// Finished strings should look like this:
// (&(entryTTL>=1)(objectCategory=msTAPI-RtConference)(uid=Name))
// (&(entryTTL>=1)(objectCategory=msTAPI-RtPerson)(cn=Name))
// We put out entryTTL, so from:
// (&(entryTTL>=1)(objectCategory=%s)(%s%s%s)) became
// (&(objectCategory=%s)(%s%s%s))
//
TCHAR NDNC_SEARCH_FILTER_FORMAT[] =
_T("(&(objectCategory=%s)(%s%s%s))");
CTstr pFilter = new TCHAR [lstrlen(NDNC_SEARCH_FILTER_FORMAT) +
lstrlen(pObjectClass) +
lstrlen(pRDN) +
lstrlen(pName) + 1];
BAIL_IF_NULL((TCHAR*)pFilter, E_OUTOFMEMORY);
TCHAR * pStar;
if (pName[lstrlen(pName) - 1] != _T('*'))
{
pStar = _T("*");
}
else
{
pStar = _T("");
}
wsprintf(pFilter, NDNC_SEARCH_FILTER_FORMAT,
pObjectClass, pRDN, pName, pStar);
// Search them.
CLdapMsgPtr pLdapMsg; // auto release message.
ULONG res = DoLdapSearch(
m_ldap, // ldap handle
m_pContainer, // schema dn
LDAP_SCOPE_ONELEVEL, // one level search
pFilter, // filter -- see above
Attributes, // array of attribute names
FALSE, // return the attribute values
&pLdapMsg, // search results
FALSE
);
BAIL_IF_LDAP_FAIL(res, "search for objects");
// count the returned entries.
DWORD dwEntries = ldap_count_entries(m_ldap, pLdapMsg);
ITDirectoryObject ** pObjects = new PDIRECTORYOBJECT [dwEntries];
BAIL_IF_NULL(pObjects, E_OUTOFMEMORY);
// Create objects.
DWORD dwCount = 0;
LDAPMessage *pEntry = ldap_first_entry(m_ldap, pLdapMsg);
while (pEntry != NULL)
{
HRESULT hr;
switch (DirectoryObjectType)
{
case OT_CONFERENCE:
hr = CreateConference(pEntry, &pObjects[dwCount]);
break;
case OT_USER:
hr = CreateUser(pEntry, &pObjects[dwCount]);
break;
}
if (SUCCEEDED(hr))
{
dwCount ++;
}
// Get next entry.
pEntry = ldap_next_entry(m_ldap, pEntry);
}
*pppDirectoryObject = pObjects;
*pdwSize = dwCount;
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
// NDNC Directory implementation
/////////////////////////////////////////////////////////////////////////////
STDMETHODIMP CNDNCDirectory::get_DirectoryType (
OUT DIRECTORY_TYPE * pDirectoryType
)
// Get the type of the directory.
{
if ( IsBadWritePtr(pDirectoryType, sizeof(DIRECTORY_TYPE) ) )
{
LOG((MSP_ERROR, "Directory.GetType, invalid pointer"));
return E_POINTER;
}
CLock Lock(m_lock);
*pDirectoryType = m_Type;
return S_OK;
}
STDMETHODIMP CNDNCDirectory::get_DisplayName (
OUT BSTR *ppServerName
)
// Get the display name of the directory.
{
BAIL_IF_BAD_WRITE_PTR(ppServerName, E_POINTER);
CLock Lock(m_lock);
//
// Rather m_pServerName, we'll use
// m_pServiceDnsName
//
if (m_pServiceDnsName == NULL)
{
*ppServerName = SysAllocString(L"");
}
else
{
*ppServerName = SysAllocString(m_pServiceDnsName);
}
if (*ppServerName == NULL)
{
LOG((MSP_ERROR, "get_DisplayName: out of memory."));
return E_OUTOFMEMORY;
}
return S_OK;
}
STDMETHODIMP CNDNCDirectory::get_IsDynamic(
OUT VARIANT_BOOL *pfDynamic
)
// find out if the directory is a dynamic one, meaning the object will be
// deleted after TTL runs out.
{
if ( IsBadWritePtr( pfDynamic, sizeof(VARIANT_BOOL) ) )
{
LOG((MSP_ERROR, "Directory.get_IsDynamic, invalid pointer"));
return E_POINTER;
}
*pfDynamic = VARIANT_TRUE;
return S_OK;
}
STDMETHODIMP CNDNCDirectory::get_DefaultObjectTTL(
OUT long *pTTL // in seconds
)
// The default TTL for object created. It is used when the object doesn't set
// a TTL. Conference object always has a TTL based on the stoptime.
{
if ( IsBadWritePtr( pTTL, sizeof(long) ) )
{
LOG((MSP_ERROR, "Directory.get_default objec TTL, invalid pointer"));
return E_POINTER;
}
CLock Lock(m_lock);
*pTTL = m_TTL;
return S_OK;
}
STDMETHODIMP CNDNCDirectory::put_DefaultObjectTTL(
IN long TTL // in sechods
)
// Change the default TTL, must be bigger then five minutes.
{
CLock Lock(m_lock);
if (TTL < MINIMUM_TTL)
{
return E_INVALIDARG;
}
m_TTL = TTL;
return S_OK;
}
STDMETHODIMP CNDNCDirectory::EnableAutoRefresh(
IN VARIANT_BOOL fEnable
)
// Enable auto refresh. Add this directory to the work threads that
// will notify the directory to update its objects.
{
HRESULT hr;
// ZoltanS: either VARIANT_TRUE or TRUE will work
// in case the caller doesn't know better
if (fEnable)
{
// Add this directory to the notify list of the work thread.
if (FAILED(hr = g_RendThread.AddDirectory(this)))
{
LOG((MSP_ERROR,
"Can not add this directory to the thread, %x", hr));
return hr;
}
}
else
{
// Remove this directory from the notify list of the work thread.
if (FAILED(hr = g_RendThread.RemoveDirectory(this)))
{
LOG((MSP_ERROR,
"Can not remove this directory from the thread, %x", hr));
return hr;
}
}
// ZoltanS: either VARIANT_TRUE or TRUE will work
// in case the caller doesn't know better
m_lock.Lock();
m_fAutoRefresh = ( fEnable ? VARIANT_TRUE : VARIANT_FALSE );
m_lock.Unlock();
return S_OK;
}
STDMETHODIMP CNDNCDirectory::Connect(
IN VARIANT_BOOL fSecure
)
// Connect to the server, using secure port or normal port.
{
LOG((MSP_TRACE, "CNDNCDirectory::Connect - enter"));
CLock Lock(m_lock);
if ( m_ldap != NULL )
{
LOG((MSP_ERROR, "already connected."));
return RND_ALREADY_CONNECTED;
}
if ( m_pServerName == NULL )
{
LOG((MSP_ERROR, "No server specified."));
return RND_NULL_SERVER_NAME;
}
if ( m_pServiceDnsName == NULL )
{
LOG((MSP_ERROR, "No serviceDnsName available; "
"Init should have failed and this object "
"should not exist."));
return E_UNEXPECTED;
}
// ZoltanS: either VARIANT_TRUE or TRUE will work
// in case the caller doesn't know better
if (fSecure)
{
// the port is flipped from regular port to ssl port.
m_wPort = GetOtherPort(m_wPort);
m_IsSsl = TRUE;
}
HRESULT hr = TryServer( m_wPort, m_pServiceDnsName );
if ( FAILED(hr) )
{
if( fSecure == VARIANT_TRUE )
{
hr = E_INVALIDARG;
}
LOG((MSP_ERROR, "CNDNCDirectory::Connect - "
"TryServer failed - exit 0x%08x", hr));
return hr;
}
//
// find out which interface we use to reach this server, to make sure
// we use that interface whenever we publish our own IP address
// If this fails we will not be able to publish anything, so fail!
//
hr = DiscoverInterface();
if ( FAILED(hr) )
{
if( m_ldap)
{
ldap_unbind(m_ldap);
m_ldap = NULL;
}
if( fSecure == VARIANT_TRUE )
{
hr = E_INVALIDARG;
}
LOG((MSP_ERROR, "CNDNCDirectory::Connect - "
"DiscoverInterface failed - exit 0x%08x", hr));
return hr;
}
LOG((MSP_TRACE, "CNDNCDirectory::Connect - exit S_OK"));
return S_OK;
}
HRESULT CNDNCDirectory::DiscoverInterface(void)
{
LOG((MSP_INFO, "CNDNCDirectory::DiscoverInterface - enter"));
//
// Winsock must be initialized at this point.
//
//
// Get the IP address of the server we're using
//
DWORD dwIP; // The IP address of the destination ILS server
HRESULT hr = ResolveHostName(0, m_pServerName, NULL, &dwIP);
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::DiscoverInterface - "
"can't resolve host name - "
"strange, because we could connect! - exit 0x%08x", hr));
return hr;
}
//
// allocate a "fake" control socket
//
SOCKET hSocket = WSASocket(AF_INET, // af
SOCK_DGRAM, // type
IPPROTO_IP, // protocol
NULL, // lpProtocolInfo
0, // g
0 // dwFlags
);
if ( hSocket == INVALID_SOCKET )
{
hr = HRESULT_FROM_ERROR_CODE(WSAGetLastError());
LOG((MSP_ERROR, "CNDNCDirectory::DiscoverInterface - "
"WSASocket gave an invalid socket - exit 0x%08x", hr));
return hr;
}
//
// Query for the interface address based on destination.
//
SOCKADDR_IN DestAddr;
DestAddr.sin_family = AF_INET;
DestAddr.sin_port = 0;
DestAddr.sin_addr.s_addr = dwIP;
SOCKADDR_IN LocAddr;
DWORD dwStatus;
DWORD dwLocAddrSize = sizeof(SOCKADDR_IN);
DWORD dwNumBytesReturned = 0;
dwStatus = WSAIoctl(
hSocket, // SOCKET s
SIO_ROUTING_INTERFACE_QUERY, // DWORD dwIoControlCode
&DestAddr, // LPVOID lpvInBuffer
sizeof(SOCKADDR_IN), // DWORD cbInBuffer
&LocAddr, // LPVOID lpvOUTBuffer
dwLocAddrSize, // DWORD cbOUTBuffer
&dwNumBytesReturned, // LPDWORD lpcbBytesReturned
NULL, // LPWSAOVERLAPPED lpOverlapped
NULL // LPWSAOVERLAPPED_COMPLETION_ROUTINE lpComplROUTINE
);
//
// Don't close the socket yet, because the closesocket() call will
// overwrite the WSAGetLastError value in the failure case!
//
// Check for error and then close the socket.
//
if ( dwStatus == SOCKET_ERROR )
{
hr = HRESULT_FROM_ERROR_CODE(WSAGetLastError());
LOG((MSP_ERROR, "CNDNCDirectory::DiscoverInterface - "
"WSAIoctl failed - exit 0x%08x", hr));
closesocket(hSocket);
return hr;
}
closesocket(hSocket);
//
// Success - save the returned address in our member variable.
// Stored in network byte order.
//
m_dwInterfaceAddress = LocAddr.sin_addr.s_addr;
LOG((MSP_INFO, "CNDNCDirectory::DiscoverInterface - exit S_OK"));
return S_OK;
}
//
// ITDirectory::Bind
//
// Bind to the server.
//
// Currently recognized flags:
//
// RENDBIND_AUTHENTICATE 0x00000001
// RENDBIND_DEFAULTDOMAINNAME 0x00000002
// RENDBIND_DEFAULTUSERNAME 0x00000004
// RENDBIND_DEFAULTPASSWORD 0x00000008
//
// "Meta-flags" for convenience:
// RENDBIND_DEFAULTCREDENTIALS 0x0000000e
//
//
// All of this together means that the following three
// forms are all equivalent:
//
// BSTR es = SysAllocString(L"");
// hr = pITDirectory->Bind(es, es, es, RENDBIND_AUTHENTICATE |
// RENDBIND_DEFAULTCREDENTIALS);
// SysFreeString(es);
//
//
// BSTR es = SysAllocString(L"");
// hr = pITDirectory->Bind(es, es, es, RENDBIND_AUTHENTICATE |
// RENDBIND_DEFAULTDOMAINNAME |
// RENDBIND_DEFAULTUSERNAME |
// RENDBIND_DEFAULTPASSWORD);
// SysFreeString(es);
//
//
// hr = pITDirectory->Bind(NULL, NULL, NULL, RENDBIND_AUTHENTICATE);
//
//
STDMETHODIMP CNDNCDirectory::Bind (
IN BSTR pDomainName,
IN BSTR pUserName,
IN BSTR pPassword,
IN long lFlags
)
{
LOG((MSP_TRACE, "CNDNCDirectory Bind - enter"));
//
// Determine if we should authenticate.
//
BOOL fAuthenticate = FALSE;
if ( lFlags & RENDBIND_AUTHENTICATE )
{
fAuthenticate = TRUE;
}
//
// For scripting compatibility, force string parameters to NULL based
// on flags.
//
if ( lFlags & RENDBIND_DEFAULTDOMAINNAME )
{
pDomainName = NULL;
}
if ( lFlags & RENDBIND_DEFAULTUSERNAME )
{
pUserName = NULL;
}
if ( lFlags & RENDBIND_DEFAULTPASSWORD )
{
pPassword = NULL;
}
LOG((MSP_INFO, "Bind parameters: domain: `%S' user: `%S' pass: `%S'"
"authenticate: %S)",
(pDomainName) ? pDomainName : L"<null>",
(pUserName) ? pUserName : L"<null>",
(pPassword) ? pPassword : L"<null>",
(fAuthenticate) ? L"yes" : L"no"));
//
// All flags processed -- lock and proceed with bind if connected.
//
CLock Lock(m_lock);
if (m_ldap == NULL)
{
LOG((MSP_ERROR, "not connected."));
return RND_NOT_CONNECTED;
}
//
// ZoltanS: check the arguments. NULL has meaning in each case, so they are
// OK for now. In each case we want to check any length string, so we
// specify (UINT) -1 as the length.
//
if ( (pDomainName != NULL) && IsBadStringPtr(pDomainName, (UINT) -1 ) )
{
LOG((MSP_ERROR, "CNDNCDirectory::Bind: bad non-NULL pDomainName argument"));
return E_POINTER;
}
if ( (pUserName != NULL) && IsBadStringPtr(pUserName, (UINT) -1 ) )
{
LOG((MSP_ERROR, "CNDNCDirectory::Bind: bad non-NULL pUserName argument"));
return E_POINTER;
}
if ( (pPassword != NULL) && IsBadStringPtr(pPassword, (UINT) -1 ) )
{
LOG((MSP_ERROR, "CNDNCDirectory::Bind: bad non-NULL pPassword argument"));
return E_POINTER;
}
ULONG res;
if ( m_IsSsl || (!fAuthenticate) )
{
// if encrypted or no secure authentication is required,
// simple bind is sufficient
// ldap_simple_bind_s does not use sspi to get default credentials. We are
// just specifying what we will actually pass on the wire.
if (pPassword == NULL)
{
LOG((MSP_ERROR, "invalid Bind parameters: no password specified"));
return E_INVALIDARG;
}
WCHAR * wszFullName;
if ( (pDomainName == NULL) && (pUserName == NULL) )
{
// No domain / user doesn't make sense.
LOG((MSP_ERROR, "invalid Bind paramters: domain and user not specified"));
return E_INVALIDARG;
}
else if (pDomainName == NULL)
{
// username only is okay
wszFullName = pUserName;
}
else if (pUserName == NULL)
{
// It doesn't make sense to specify domain but not user...
LOG((MSP_ERROR, "invalid Bind paramters: domain specified but not user"));
return E_INVALIDARG;
}
else
{
// We need domain\user. Allocate a string and sprintf into it.
// The + 2 is for the "\" and for the null termination.
wszFullName = new WCHAR[wcslen(pDomainName) + wcslen(pUserName) + 2];
BAIL_IF_NULL(wszFullName, E_OUTOFMEMORY);
wsprintf(wszFullName, L"%s\\%s", pDomainName, pUserName);
}
//
// Do the simple bind.
//
res = ldap_simple_bind_s(m_ldap, wszFullName, pPassword);
//
// If we constructed the full name string, we now need to delete it.
//
if (wszFullName != pUserName)
{
delete wszFullName;
}
//
// Bail if the simple bind failed.
//
BAIL_IF_LDAP_FAIL(res, "ldap simple bind");
}
else // try an SSPI bind
{
// ZoltanS Note: the ldap bind code does not process NULL, NULL, NULL
// in the SEC_WINNT_AUTH_IDENTITY blob, therefore it is special-cased.
// ZoltanS: We used to use LDAP_AUTH_NTLM; now we use
// LDAP_AUTH_NEGOTIATE to make sure we use the right domain for the
// bind.
if ( pDomainName || pUserName || pPassword )
{
// fill the credential structure
SEC_WINNT_AUTH_IDENTITY AuthI;
AuthI.User = (PTCHAR)pUserName;
AuthI.UserLength = (pUserName == NULL)? 0: wcslen(pUserName);
AuthI.Domain = (PTCHAR)pDomainName;
AuthI.DomainLength = (pDomainName == NULL)? 0: wcslen(pDomainName);
AuthI.Password = (PTCHAR)pPassword;
AuthI.PasswordLength = (pPassword == NULL)? 0: wcslen(pPassword);
AuthI.Flags = SEC_WINNT_AUTH_IDENTITY_UNICODE;
res = ldap_bind_s(m_ldap, NULL, (TCHAR*)(&AuthI), LDAP_AUTH_NEGOTIATE);
BAIL_IF_LDAP_FAIL(res, "bind with authentication");
}
else
{
// Otherwise we've come in with NULL, NULL, NULL -
// pass in NULL, NULL. The reason do this is that ldap bind code
// does not process NULL, NULL, NULL in the
// SEC_WINNT_AUTH_IDENTITY blob !!!
ULONG res = ldap_bind_s(m_ldap, NULL, NULL, LDAP_AUTH_NEGOTIATE);
BAIL_IF_LDAP_FAIL(res, "bind with NULL NULL NULL");
}
}
LOG((MSP_TRACE, "CNDNCDirectory::Bind - exiting OK"));
return S_OK;
}
//////////////////////////////////////////////////////////////////////
// ITDirectory::AddDirectoryObject
//
// Return values:
// Value Where defined What it means
// ----- ------------- -------------
// RND_NOT_CONNECTED .\rnderr.h ::Connect not yet called
// E_POINTER sdk\inc\winerror.h pDirectoryObject is a bad pointer
// other from AddConference
// other from AddUser
//
STDMETHODIMP CNDNCDirectory::AddDirectoryObject (
IN ITDirectoryObject *pDirectoryObject
)
// publish a new object to the server.
{
if ( IsBadReadPtr(pDirectoryObject, sizeof(ITDirectoryObject) ) )
{
LOG((MSP_ERROR, "CNDNCDirectory::AddDirectoryObject - "
"bad directory object pointer - returning E_POINTER"));
return E_POINTER;
}
CLock Lock(m_lock);
if (m_ldap == NULL)
{
LOG((MSP_ERROR, "CNDNCDirectory::AddDirectoryObject - not connected."));
return RND_NOT_CONNECTED;
}
HRESULT hr;
DIRECTORY_OBJECT_TYPE type;
hr = pDirectoryObject->get_ObjectType(&type);
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::AddDirectoryObject - "
"can't get object type; returning 0x%08x", hr));
return hr;
}
switch (type)
{
case OT_CONFERENCE:
hr = AddConference(pDirectoryObject, FALSE);
break;
case OT_USER:
hr = AddUser(pDirectoryObject, FALSE);
break;
}
return hr;
}
STDMETHODIMP CNDNCDirectory::ModifyDirectoryObject (
IN ITDirectoryObject *pDirectoryObject
)
// modify an object on the server.
{
if ( IsBadReadPtr(pDirectoryObject, sizeof(ITDirectoryObject) ) )
{
LOG((MSP_ERROR, "CNDNCDirectory::ModifyDirectoryObject - "
"bad directory object pointer - returning E_POINTER"));
return E_POINTER;
}
CLock Lock(m_lock);
if (m_ldap == NULL)
{
LOG((MSP_ERROR, "CNDNCDirectory::ModifyDirectoryObject - not connected."));
return RND_NOT_CONNECTED;
}
HRESULT hr;
DIRECTORY_OBJECT_TYPE type;
hr = pDirectoryObject->get_ObjectType(&type);
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::ModifyDirectoryObject - "
"can't get object type; returning 0x%08x", hr));
return hr;
}
switch (type)
{
case OT_CONFERENCE:
hr = AddConference(pDirectoryObject, TRUE);
break;
case OT_USER:
hr = AddUser(pDirectoryObject, TRUE);
break;
}
return hr;
}
STDMETHODIMP CNDNCDirectory::RefreshDirectoryObject (
IN ITDirectoryObject *pDirectoryObject
)
// Refresh the TTL for the object and add the object to the refresh list
// if the autorefresh is enabled.
{
if ( IsBadReadPtr(pDirectoryObject, sizeof(ITDirectoryObject) ) )
{
LOG((MSP_ERROR, "CNDNCDirectory::RefreshDirectoryObject - "
"bad directory object pointer - returning E_POINTER"));
return E_POINTER;
}
CLock Lock(m_lock);
if (m_ldap == NULL)
{
LOG((MSP_ERROR, "CNDNCDirectory::RefreshDirectoryObject - not connected."));
return RND_NOT_CONNECTED;
}
HRESULT hr;
DIRECTORY_OBJECT_TYPE type;
hr = pDirectoryObject->get_ObjectType(&type);
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::RefreshDirectoryObject - "
"can't get object type; returning 0x%08x", hr));
return hr;
}
switch (type)
{
case OT_CONFERENCE:
return S_OK; // conferences do not need refresh.
case OT_USER:
hr = RefreshUser(pDirectoryObject);
break;
}
return hr;
}
STDMETHODIMP CNDNCDirectory::DeleteDirectoryObject (
IN ITDirectoryObject *pDirectoryObject
)
// delete an object on the server.
{
if ( IsBadReadPtr(pDirectoryObject, sizeof(ITDirectoryObject) ) )
{
LOG((MSP_ERROR, "CNDNCDirectory::DeleteDirectoryObject - "
"bad directory object pointer - returning E_POINTER"));
return E_POINTER;
}
CLock Lock(m_lock);
if (m_ldap == NULL)
{
LOG((MSP_ERROR, "CNDNCDirectory::DeleteDirectoryObject - not connected."));
return RND_NOT_CONNECTED;
}
HRESULT hr;
DIRECTORY_OBJECT_TYPE type;
hr = pDirectoryObject->get_ObjectType(&type);
if ( FAILED(hr) )
{
LOG((MSP_ERROR, "CNDNCDirectory::DeleteDirectoryObject - "
"can't get object type; returning 0x%08x", hr));
return hr;
}
switch (type)
{
case OT_CONFERENCE:
hr = DeleteConference(pDirectoryObject);
break;
case OT_USER:
hr = DeleteUser(pDirectoryObject);
break;
}
return hr;
}
STDMETHODIMP CNDNCDirectory::get_DirectoryObjects (
IN DIRECTORY_OBJECT_TYPE DirectoryObjectType,
IN BSTR pName,
OUT VARIANT * pVariant
)
// search for objects on the server.
{
BAIL_IF_BAD_READ_PTR(pName, E_POINTER);
BAIL_IF_BAD_WRITE_PTR(pVariant, E_POINTER);
CLock Lock(m_lock);
if (m_ldap == NULL)
{
LOG((MSP_ERROR, "not connected."));
return RND_NOT_CONNECTED;
}
HRESULT hr;
ITDirectoryObject **pObjects;
DWORD dwSize;
// search and create objects.
hr = SearchObjects(DirectoryObjectType, pName, &pObjects, &dwSize);
BAIL_IF_FAIL(hr, "Search for objects");
// create a collection object that contains the objects.
hr = CreateInterfaceCollection(dwSize, // count
&pObjects[0], // begin ptr
&pObjects[dwSize], // end ptr
pVariant); // return value
for (DWORD i = 0; i < dwSize; i ++)
{
pObjects[i]->Release();
}
delete pObjects;
BAIL_IF_FAIL(hr, "Create collection of directory objects");
return hr;
}
STDMETHODIMP CNDNCDirectory::EnumerateDirectoryObjects (
IN DIRECTORY_OBJECT_TYPE DirectoryObjectType,
IN BSTR pName,
OUT IEnumDirectoryObject ** ppEnumObject
)
// search for the objects on the server.
{
BAIL_IF_BAD_READ_PTR(pName, E_POINTER);
BAIL_IF_BAD_WRITE_PTR(ppEnumObject, E_POINTER);
CLock Lock(m_lock);
if (m_ldap == NULL)
{
LOG((MSP_ERROR, "not connected."));
return RND_NOT_CONNECTED;
}
HRESULT hr;
ITDirectoryObject **pObjects;
DWORD dwSize;
// search and create objects.
hr = SearchObjects(DirectoryObjectType, pName, &pObjects, &dwSize);
BAIL_IF_FAIL(hr, "Search for objects");
// create a enumerator object that contains the objects.
hr = ::CreateDirectoryObjectEnumerator(
&pObjects[0],
&pObjects[dwSize],
ppEnumObject
);
for (DWORD i = 0; i < dwSize; i ++)
{
pObjects[i]->Release();
}
delete pObjects;
BAIL_IF_FAIL(hr, "Create enumerator of directory objects");
return hr;
}
/////////////////////////////////////////////////////////////////////////////
// ILSConfig implementation
/////////////////////////////////////////////////////////////////////////////
STDMETHODIMP CNDNCDirectory::get_Port (
OUT long *pPort
)
// get the current port used in Ldap connection.
{
if ( IsBadWritePtr(pPort, sizeof(long) ) )
{
LOG((MSP_ERROR, "Directory.get_Port, invalid pointer"));
return E_POINTER;
}
CLock Lock(m_lock);
*pPort = (long)m_wPort;
return S_OK;
}
STDMETHODIMP CNDNCDirectory::put_Port (
IN long Port
)
// set the port the user wants to use.
{
CLock Lock(m_lock);
if (m_ldap != NULL)
{
LOG((MSP_ERROR, "already connected."));
return RND_ALREADY_CONNECTED;
}
if (Port <= USHRT_MAX)
{
m_wPort = (WORD)Port;
return S_OK;
}
return E_INVALIDARG;
}
/////////////////////////////////////////////////////////////////////////////
// ITDynamic interface
/////////////////////////////////////////////////////////////////////////////
STDMETHODIMP CNDNCDirectory::Update(DWORD dwSecondsPassed)
// Update the TTL for object created in this directory. The worker thread
// sends a tick every minute.
{
if ( ! m_lock.TryLock() )
{
return S_OK;
}
LOG((MSP_TRACE, "CNDNCDirectory::Update is called, delta: %d", dwSecondsPassed));
//
// Go through the table to see if anyone needs refresh.
//
for ( DWORD i = 0; i < m_RefreshTable.size(); i++ )
{
WCHAR * pDN = m_RefreshTable[i].pDN;
DWORD dwTTL = m_RefreshTable[i].dwTTL;
LOG((MSP_TRACE, "\tExamining user object: %S", pDN ));
LOG((MSP_TRACE, "\t\tTime remaining: %d", dwTTL ));
if ( dwTTL <= ( 2 * dwSecondsPassed ) )
{
//
// refresh it if the TTL is going to expire within the next
// two clicks
//
LOG((MSP_TRACE, "\t\t\tREFRESHING"));
if ( SUCCEEDED( NDNCSetTTL( m_ldap, pDN, m_TTL) ) )
{
m_RefreshTable[i].dwTTL = m_TTL;
}
else
{
LOG((MSP_WARN, "\t\t\t\tRefresh failed; will try again next time"));
}
}
else
{
//
// Not about to expire right now so just keep track of the time before
// it expires
//
LOG((MSP_TRACE, "\t\t\tdecrementing"));
m_RefreshTable[i].dwTTL -= dwSecondsPassed;
}
}
m_lock.Unlock();
LOG((MSP_TRACE, "CNDNCDirectory::Update exit S_OK"));
return S_OK;
}
typedef IDispatchImpl<ITNDNCDirectoryVtbl<CNDNCDirectory>, &IID_ITDirectory, &LIBID_RENDLib> CTNDNCDirectory;
typedef IDispatchImpl<ITNDNCILSConfigVtbl<CNDNCDirectory>, &IID_ITILSConfig, &LIBID_RENDLib> CTNDNCILSConfig;
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
//
// CNDNCDirectory::GetIDsOfNames
//
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
STDMETHODIMP CNDNCDirectory::GetIDsOfNames(REFIID riid,
LPOLESTR* rgszNames,
UINT cNames,
LCID lcid,
DISPID* rgdispid
)
{
LOG((MSP_TRACE, "CNDNCDirectory::GetIDsOfNames[%p] - enter. Name [%S]",this, *rgszNames));
HRESULT hr = DISP_E_UNKNOWNNAME;
//
// See if the requsted method belongs to the default interface
//
hr = CTNDNCDirectory::GetIDsOfNames(riid, rgszNames, cNames, lcid, rgdispid);
if (SUCCEEDED(hr))
{
LOG((MSP_TRACE, "CNDNCDirectory::GetIDsOfNames - found %S on CTNDNCDirectory", *rgszNames));
rgdispid[0] |= IDISPDIRECTORY;
return hr;
}
//
// If not, then try the ITILSConfig base class
//
hr = CTNDNCILSConfig::GetIDsOfNames(riid, rgszNames, cNames, lcid, rgdispid);
if (SUCCEEDED(hr))
{
LOG((MSP_TRACE, "CNDNCDirectory::GetIDsOfNames - found %S on CTNDNCILSConfig", *rgszNames));
rgdispid[0] |= IDISPILSCONFIG;
return hr;
}
LOG((MSP_ERROR, "CNDNCDirectory::GetIDsOfNames[%p] - finish. didn't find %S on our iterfaces",*rgszNames));
return hr;
}
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
//
// CNDNCDirectory::Invoke
//
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
STDMETHODIMP CNDNCDirectory::Invoke(DISPID dispidMember,
REFIID riid,
LCID lcid,
WORD wFlags,
DISPPARAMS* pdispparams,
VARIANT* pvarResult,
EXCEPINFO* pexcepinfo,
UINT* puArgErr
)
{
LOG((MSP_TRACE, "CNDNCDirectory::Invoke[%p] - enter. dispidMember %lx",this, dispidMember));
HRESULT hr = DISP_E_MEMBERNOTFOUND;
DWORD dwInterface = (dispidMember & INTERFACEMASK);
//
// Call invoke for the required interface
//
switch (dwInterface)
{
case IDISPDIRECTORY:
{
hr = CTNDNCDirectory::Invoke(dispidMember,
riid,
lcid,
wFlags,
pdispparams,
pvarResult,
pexcepinfo,
puArgErr
);
LOG((MSP_TRACE, "CNDNCDirectory::Invoke - ITDirectory"));
break;
}
case IDISPILSCONFIG:
{
hr = CTNDNCILSConfig::Invoke(dispidMember,
riid,
lcid,
wFlags,
pdispparams,
pvarResult,
pexcepinfo,
puArgErr
);
LOG((MSP_TRACE, "CNDNCDirectory::Invoke - ITILSConfig"));
break;
}
} // end switch (dwInterface)
LOG((MSP_TRACE, "CNDNCDirectory::Invoke[%p] - finish. hr = %lx", hr));
return hr;
}
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