ucb/source/ucp/webdav/SerfSession.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <vector>
  21 #include <string.h>
  22 #include <sal/log.hxx>
  23 #include <comphelper/processfactory.hxx>
  24 #include <comphelper/sequence.hxx>
  25 #include <ucbhelper/simplecertificatevalidationrequest.hxx>
  26
  27 #include "AprEnv.hxx"
  28 #include <apr_strings.h>
  29
  30 #include "DAVAuthListener.hxx"
  31 #include "SerfSession.hxx"
  32 #include "SerfUri.hxx"
  33 #include "SerfRequestProcessor.hxx"
  34 #include "SerfCallbacks.hxx"
  35 #include "SerfInputStream.hxx"
  36
  37 #include <com/sun/star/xml/crypto/SEInitializer.hpp>
  38 #include <com/sun/star/xml/crypto/XSecurityEnvironment.hpp>
  39 #include <com/sun/star/security/XCertificate.hpp>
  40 #include <com/sun/star/security/CertificateValidity.hpp>
  41 #include <com/sun/star/security/CertificateContainerStatus.hpp>
  42 #include <com/sun/star/security/CertificateContainer.hpp>
  43 #include <com/sun/star/security/XCertificateContainer.hpp>
  44 #include <com/sun/star/security/CertAltNameEntry.hpp>
  45 #include <com/sun/star/security/XSanExtension.hpp>
  46 #include <com/sun/star/io/NotConnectedException.hpp>
  47 #include <com/sun/star/io/BufferSizeExceededException.hpp>
  48 #include <com/sun/star/io/IOException.hpp>
  49 #define OID_SUBJECT_ALTERNATIVE_NAME "2.5.29.17"
  50
  51 #include <com/sun/star/ucb/Lock.hpp>
  52 #include <com/sun/star/xml/crypto/XSEInitializer.hpp>
  53
  54 using namespace com::sun::star;
  55 using namespace http_dav_ucp;
  56
  57 // Constructor
  58
  59 SerfSession::SerfSession(
  60         const rtl::Reference< DAVSessionFactory > & rSessionFactory,
  61         const OUString& inUri,
  62         const ucbhelper::InternetProxyDecider & rProxyDecider )
  63     : DAVSession( rSessionFactory )
  64     , m_aMutex()
  65     , m_aUri( inUri )
  66     , m_aProxyName()
  67     , m_nProxyPort( 0 )
  68     , m_pSerfConnection( nullptr )
  69     , m_pSerfContext( nullptr )
  70     , m_bIsHeadRequestInProgress( false )
  71     , m_bUseChunkedEncoding( false )
  72     , m_bNoOfTransferEncodingSwitches( 0 )
  73     , m_rProxyDecider( rProxyDecider )
  74     , m_aEnv()
  75 {
  76     m_pSerfContext = serf_context_create( getAprPool() );
  77
  78     m_pSerfBucket_Alloc = serf_bucket_allocator_create( getAprPool(), nullptr, nullptr );
  79 }
  80
  81
  82 // Destructor
  83
  84 SerfSession::~SerfSession( )
  85 {
  86     if ( m_pSerfConnection )
  87     {
  88         serf_connection_close( m_pSerfConnection );
  89         m_pSerfConnection = nullptr;
  90     }
  91 }
  92
  93
  94 void SerfSession::Init( const DAVRequestEnvironment & rEnv )
  95 {
  96     osl::Guard< osl::Mutex > theGuard( m_aMutex );
  97     m_aEnv = rEnv;
  98     Init();
  99 }
 100
 101
 102 void SerfSession::Init()
 103 {
 104     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 105
 106     bool bCreateNewSession = false;
 107
 108     if ( m_pSerfConnection == nullptr )
 109     {
 110         const ucbhelper::InternetProxyServer & rProxyCfg = getProxySettings();
 111
 112         m_aProxyName = rProxyCfg.aName;
 113         m_nProxyPort = rProxyCfg.nPort;
 114
 115         // Not yet initialized. Create new session.
 116         bCreateNewSession = true;
 117     }
 118     else
 119     {
 120         const ucbhelper::InternetProxyServer & rProxyCfg = getProxySettings();
 121
 122         if ( ( rProxyCfg.aName != m_aProxyName )
 123              || ( rProxyCfg.nPort != m_nProxyPort ) )
 124         {
 125             m_aProxyName = rProxyCfg.aName;
 126             m_nProxyPort = rProxyCfg.nPort;
 127
 128             // new session needed, destroy old first
 129             serf_connection_close( m_pSerfConnection );
 130             m_pSerfConnection = nullptr;
 131             bCreateNewSession = true;
 132         }
 133     }
 134
 135     if ( bCreateNewSession )
 136     {
 137         // TODO - close_connection callback
 138         apr_status_t status = serf_connection_create2( &m_pSerfConnection,
 139                                                        m_pSerfContext,
 140                                                        m_aUri.getAprUri(),
 141                                                        Serf_ConnectSetup, this,
 142                                                        nullptr /* close connection callback */, nullptr /* close connection baton */,
 143                                                        getAprPool() );
 144
 145         if ( m_pSerfConnection == nullptr ||status != APR_SUCCESS )
 146         {
 147             throw DAVException( DAVException::DAV_SESSION_CREATE,
 148                                 SerfUri::makeConnectionEndPointString( m_aUri.GetHost(), m_aUri.GetPort() ) );
 149         }
 150
 151         // Register the session with the lock store
 152 //        m_aSerfLockStore.registerSession( m_pSerfConnection );
 153
 154         if ( m_aProxyName.getLength() )
 155         {
 156             apr_sockaddr_t *proxy_address = nullptr;
 157             status = apr_sockaddr_info_get( &proxy_address,
 158                                             OUStringToOString( m_aProxyName, RTL_TEXTENCODING_UTF8 ).getStr(),
 159                                             APR_UNSPEC,
 160                                             static_cast<apr_port_t>(m_nProxyPort),
 161                                             0, getAprPool() );
 162
 163             if ( status != APR_SUCCESS )
 164             {
 165                 throw DAVException( DAVException::DAV_SESSION_CREATE,
 166                                     SerfUri::makeConnectionEndPointString( m_aUri.GetHost(), m_aUri.GetPort() ) );
 167             }
 168
 169             serf_config_proxy( m_pSerfContext, proxy_address );
 170         }
 171
 172
 173         serf_config_credentials_callback( m_pSerfContext, Serf_Credentials );
 174
 175         m_bUseChunkedEncoding = isSSLNeeded();
 176     }
 177 }
 178
 179 apr_pool_t* SerfSession::getAprPool()
 180 {
 181     return apr_environment::AprEnv::getAprEnv()->getAprPool();
 182 }
 183
 184 serf_bucket_alloc_t* SerfSession::getSerfBktAlloc()
 185 {
 186     return m_pSerfBucket_Alloc;
 187 }
 188
 189 serf_context_t* SerfSession::getSerfContext()
 190 {
 191     return m_pSerfContext;
 192 }
 193
 194 serf_connection_t* SerfSession::getSerfConnection()
 195 {
 196     return m_pSerfConnection;
 197 }
 198
 199 bool SerfSession::isHeadRequestInProgress()
 200 {
 201     return m_bIsHeadRequestInProgress;
 202 }
 203
 204 bool SerfSession::isSSLNeeded()
 205 {
 206     return m_aUri.GetScheme().equalsIgnoreAsciiCase( "https" );
 207 }
 208
 209 char* SerfSession::getHostinfo()
 210 {
 211     return m_aUri.getAprUri().hostinfo;
 212 }
 213
 214
 215 // virtual
 216 bool SerfSession::CanUse( const OUString & inUri )
 217 {
 218     try
 219     {
 220         SerfUri theUri( inUri );
 221         if ( ( theUri.GetPort() == m_aUri.GetPort() ) &&
 222              ( theUri.GetHost() == m_aUri.GetHost() ) &&
 223              ( theUri.GetScheme() == m_aUri.GetScheme() ) )
 224         {
 225             return true;
 226         }
 227     }
 228     catch ( DAVException const & )
 229     {
 230         return false;
 231     }
 232     return false;
 233 }
 234
 235
 236 // virtual
 237 bool SerfSession::UsesProxy()
 238 {
 239     Init();
 240     return ( m_aProxyName.getLength() > 0 );
 241 }
 242
 243 apr_status_t SerfSession::setupSerfConnection( apr_socket_t * inAprSocket,
 244                                                serf_bucket_t **outSerfInputBucket,
 245                                                serf_bucket_t **outSerfOutputBucket,
 246                                                apr_pool_t* /*inAprPool*/ )
 247 {
 248     serf_bucket_t *tmpInputBkt;
 249     tmpInputBkt = serf_context_bucket_socket_create( getSerfContext(),
 250                                                      inAprSocket,
 251                                                      getSerfBktAlloc() );
 252
 253     if ( isSSLNeeded() )
 254     {
 255         tmpInputBkt = serf_bucket_ssl_decrypt_create( tmpInputBkt,
 256                                                       nullptr,
 257                                                       getSerfBktAlloc() );
 258         /** Set the callback that is called to authenticate the
 259             certificate (chain).
 260         */
 261         serf_ssl_server_cert_chain_callback_set(
 262             serf_bucket_ssl_decrypt_context_get(tmpInputBkt),
 263             nullptr,
 264             Serf_CertificateChainValidation,
 265             this);
 266         serf_ssl_set_hostname( serf_bucket_ssl_decrypt_context_get( tmpInputBkt ),
 267                                getHostinfo() );
 268
 269         *outSerfOutputBucket = serf_bucket_ssl_encrypt_create( *outSerfOutputBucket,
 270                                                                serf_bucket_ssl_decrypt_context_get( tmpInputBkt ),
 271                                                                getSerfBktAlloc() );
 272     }
 273
 274     *outSerfInputBucket = tmpInputBkt;
 275
 276     return APR_SUCCESS;
 277 }
 278
 279 apr_status_t SerfSession::provideSerfCredentials( bool bGiveProvidedCredentialsASecondTry,
 280                                                   char ** outUsername,
 281                                                   char ** outPassword,
 282                                                   serf_request_t * /*inRequest*/,
 283                                                   int /*inCode*/,
 284                                                   const char *inAuthProtocol,
 285                                                   const char *inRealm,
 286                                                   apr_pool_t *inAprPool )
 287 {
 288     DAVAuthListener * pListener = getRequestEnvironment().m_xAuthListener.get();
 289     if ( !pListener )
 290     {
 291         // abort
 292         return SERF_ERROR_AUTHN_FAILED;
 293     }
 294
 295     OUString theUserName;
 296     OUString thePassWord;
 297     try
 298     {
 299         SerfUri uri( getRequestEnvironment().m_aRequestURI );
 300         OUString aUserInfo( uri.GetUserInfo() );
 301         if ( aUserInfo.getLength() )
 302         {
 303             sal_Int32 nPos = aUserInfo.indexOf( '@' );
 304             if ( nPos == -1 )
 305             {
 306                 theUserName = aUserInfo;
 307             }
 308             else
 309             {
 310                 theUserName = aUserInfo.copy( 0, nPos );
 311                 thePassWord = aUserInfo.copy( nPos + 1 );
 312             }
 313         }
 314     }
 315     catch ( DAVException const & )
 316     {
 317         // abort
 318         return SERF_ERROR_AUTHN_FAILED;
 319     }
 320
 321     const bool bCanUseSystemCreds = ( ( strcasecmp( inAuthProtocol, "NTLM" ) == 0 ) ||
 322                                       ( strcasecmp( inAuthProtocol, "Negotiate" ) == 0 ) );
 323
 324     int theRetVal = pListener->authenticate( OUString::createFromAscii( inRealm ),
 325                                              getHostName(),
 326                                              theUserName,
 327                                              thePassWord,
 328                                              bCanUseSystemCreds,
 329                                              bGiveProvidedCredentialsASecondTry );
 330
 331     if ( theRetVal == 0 )
 332     {
 333         *outUsername = apr_pstrdup( inAprPool, OUStringToOString( theUserName, RTL_TEXTENCODING_UTF8 ).getStr() );
 334         *outPassword = apr_pstrdup( inAprPool, OUStringToOString( thePassWord, RTL_TEXTENCODING_UTF8 ).getStr() );
 335     }
 336
 337     return theRetVal != 0 ? SERF_ERROR_AUTHN_FAILED : APR_SUCCESS;
 338 }
 339
 340 apr_status_t SerfSession::verifySerfCertificateChain (
 341     int,
 342     const serf_ssl_certificate_t * const * pCertificateChainBase64Encoded,
 343     int nCertificateChainLength)
 344 {
 345     // Check arguments.
 346     if (pCertificateChainBase64Encoded == nullptr || nCertificateChainLength<=0)
 347     {
 348         assert(pCertificateChainBase64Encoded != nullptr);
 349         assert(nCertificateChainLength>0);
 350         return SERF_SSL_CERT_UNKNOWN_FAILURE;
 351     }
 352
 353     // When called from SerfLockStore::~SerfLockStore(),
 354     // css::xml::crypto::SEInitializer::create() will fail
 355     // but we want to send unlock commands anyway,
 356     // so just ignore certificates and return here.
 357     if (apr_environment::AprEnv::getAprEnv()->getSerfLockStore()->finishing())
 358         return APR_SUCCESS;
 359
 360     // Create some crypto objects to decode and handle the base64
 361     // encoded certificate chain.
 362     uno::Reference< security::XCertificateContainer > xCertificateContainer;
 363     uno::Reference< xml::crypto::XXMLSecurityContext > xSecurityContext;
 364     uno::Reference< xml::crypto::XSecurityEnvironment > xSecurityEnv;
 365     try
 366     {
 367         css::uno::Reference< css::uno::XComponentContext > xContext =
 368             ::comphelper::getProcessComponentContext();
 369         // Create a certificate container.
 370         xCertificateContainer = security::CertificateContainer::create( xContext );
 371
 372         css::uno::Reference< css::xml::crypto::XSEInitializer > xSEInitializer =
 373             css::xml::crypto::SEInitializer::create( xContext );
 374
 375         xSecurityContext = xSEInitializer->createSecurityContext( OUString() );
 376         if (xSecurityContext.is())
 377             xSecurityEnv = xSecurityContext->getSecurityEnvironment();
 378
 379         if ( ! xSecurityContext.is() || ! xSecurityEnv.is())
 380         {
 381             // Do we have to dispose xSEInitializer or xCertificateContainer?
 382             return SERF_SSL_CERT_UNKNOWN_FAILURE;
 383         }
 384     }
 385     catch ( uno::Exception const &)
 386     {
 387         return SERF_SSL_CERT_UNKNOWN_FAILURE;
 388     }
 389
 390     // Decode the server certificate.
 391     const char* sBase64EncodedServerCertificate (
 392         serf_ssl_cert_export(
 393             pCertificateChainBase64Encoded[0],
 394             getAprPool()));
 395     uno::Reference< security::XCertificate > xServerCertificate(
 396         xSecurityEnv->createCertificateFromAscii(
 397             OUString::createFromAscii(sBase64EncodedServerCertificate)));
 398     if ( ! xServerCertificate.is())
 399         return SERF_SSL_CERT_UNKNOWN_FAILURE;
 400
 401     // Get the subject from the server certificate.
 402     OUString sServerCertificateSubject (xServerCertificate->getSubjectName());
 403     sal_Int32 nIndex = 0;
 404     while (nIndex >= 0)
 405     {
 406         const OUString sToken (sServerCertificateSubject.getToken(0, ',', nIndex));
 407         if (sToken.startsWith("CN="))
 408         {
 409             sServerCertificateSubject = sToken.copy(3);
 410             break;
 411         }
 412         else if (sToken.startsWith(" CN="))
 413         {
 414             sServerCertificateSubject = sToken.copy(4);
 415             break;
 416         }
 417     }
 418
 419     // When the certificate container already contains a (trusted)
 420     // entry for the server then we do not have to authenticate any
 421     // certificate.
 422     const security::CertificateContainerStatus eStatus (
 423         xCertificateContainer->hasCertificate(
 424             getHostName(), sServerCertificateSubject ) );
 425     if (eStatus != security::CertificateContainerStatus_NOCERT)
 426     {
 427         return eStatus == security::CertificateContainerStatus_TRUSTED
 428                ? APR_SUCCESS
 429                : SERF_SSL_CERT_UNKNOWN_FAILURE;
 430     }
 431
 432     // The shortcut failed, so try to verify the whole chain.  This is
 433     // done outside the isDomainMatch() block because the result is
 434     // used by the interaction handler.
 435     std::vector< uno::Reference< security::XCertificate > > aChain;
 436     for (nIndex = 1; nIndex < nCertificateChainLength; ++nIndex)
 437     {
 438         const char* sBase64EncodedCertificate (
 439             serf_ssl_cert_export(
 440                 pCertificateChainBase64Encoded[nIndex],
 441                 getAprPool()));
 442         uno::Reference< security::XCertificate > xCertificate(
 443             xSecurityEnv->createCertificateFromAscii(
 444                 OUString::createFromAscii(sBase64EncodedCertificate)));
 445         if ( ! xCertificate.is())
 446             return SERF_SSL_CERT_UNKNOWN_FAILURE;
 447         aChain.push_back(xCertificate);
 448     }
 449     const sal_Int64 nVerificationResult (xSecurityEnv->verifyCertificate(
 450             xServerCertificate,
 451             ::comphelper::containerToSequence(aChain)));
 452
 453     // When the certificate matches the host name then we can use the
 454     // result of the verification.
 455     bool bHostnameMatchesCertHostnames = false;
 456     {
 457         uno::Sequence< uno::Reference< security::XCertificateExtension > > extensions = xServerCertificate->getExtensions();
 458         uno::Sequence< security::CertAltNameEntry > altNames;
 459         for (sal_Int32 i = 0 ; i < extensions.getLength(); ++i)
 460         {
 461             uno::Reference< security::XCertificateExtension >element = extensions[i];
 462
 463             const OString aId ( reinterpret_cast<const char *>(const_cast<const signed char *>(element->getExtensionId().getArray())), element->getExtensionId().getLength());
 464             if ( aId.equals( OID_SUBJECT_ALTERNATIVE_NAME ) )
 465             {
 466                 uno::Reference< security::XSanExtension > sanExtension ( element, uno::UNO_QUERY );
 467                 altNames =  sanExtension->getAlternativeNames();
 468                 break;
 469             }
 470         }
 471
 472         uno::Sequence< OUString > certHostNames(altNames.getLength() + 1);
 473         certHostNames[0] = sServerCertificateSubject;
 474         for( int n = 0; n < altNames.getLength(); ++n )
 475         {
 476             if (altNames[n].Type ==  security::ExtAltNameType_DNS_NAME)
 477             {
 478                 altNames[n].Value >>= certHostNames[n+1];
 479             }
 480         }
 481
 482         for ( int i = 0; i < certHostNames.getLength() && !bHostnameMatchesCertHostnames; ++i )
 483         {
 484             bHostnameMatchesCertHostnames = isDomainMatch( certHostNames[i] );
 485         }
 486
 487     }
 488     if ( bHostnameMatchesCertHostnames )
 489     {
 490
 491         if (nVerificationResult == 0)
 492         {
 493             // Certificate (chain) is valid.
 494             xCertificateContainer->addCertificate(getHostName(), sServerCertificateSubject,  true);
 495             return APR_SUCCESS;
 496         }
 497         else if ((nVerificationResult & security::CertificateValidity::CHAIN_INCOMPLETE) != 0)
 498         {
 499             // We do not have enough information for verification,
 500             // neither automatically (as we just discovered) nor
 501             // manually (so there is no point in showing any dialog.)
 502             return SERF_SSL_CERT_UNKNOWN_FAILURE;
 503         }
 504         else if ((nVerificationResult &
 505                 (security::CertificateValidity::INVALID | security::CertificateValidity::REVOKED)) != 0)
 506         {
 507             // Certificate (chain) is invalid.
 508             xCertificateContainer->addCertificate(getHostName(), sServerCertificateSubject,  false);
 509             return SERF_SSL_CERT_UNKNOWN_FAILURE;
 510         }
 511         else
 512         {
 513             // For all other we have to ask the user.
 514         }
 515     }
 516
 517     // We have not been able to automatically verify (or falsify) the
 518     // certificate chain.  To resolve this we have to ask the user.
 519     const uno::Reference< ucb::XCommandEnvironment > xEnv( getRequestEnvironment().m_xEnv );
 520     if ( xEnv.is() )
 521     {
 522         uno::Reference< task::XInteractionHandler > xIH( xEnv->getInteractionHandler() );
 523         if ( xIH.is() )
 524         {
 525             rtl::Reference< ucbhelper::SimpleCertificateValidationRequest >
 526                 xRequest( new ucbhelper::SimpleCertificateValidationRequest(
 527                         static_cast<sal_Int32>(nVerificationResult), xServerCertificate, getHostName() ) );
 528             xIH->handle( xRequest.get() );
 529
 530             rtl::Reference< ucbhelper::InteractionContinuation > xSelection
 531                 = xRequest->getSelection();
 532
 533             if ( xSelection.is() )
 534             {
 535                 uno::Reference< task::XInteractionApprove > xApprove( xSelection.get(), uno::UNO_QUERY );
 536                 if ( xApprove.is() )
 537                 {
 538                     xCertificateContainer->addCertificate( getHostName(), sServerCertificateSubject,  true );
 539                     return APR_SUCCESS;
 540                 }
 541                 else
 542                 {
 543                     // Don't trust cert
 544                     xCertificateContainer->addCertificate( getHostName(), sServerCertificateSubject, false );
 545                     return SERF_SSL_CERT_UNKNOWN_FAILURE;
 546                 }
 547             }
 548         }
 549         else
 550         {
 551             // Don't trust cert
 552             xCertificateContainer->addCertificate( getHostName(), sServerCertificateSubject, false );
 553             return SERF_SSL_CERT_UNKNOWN_FAILURE;
 554         }
 555     }
 556
 557     return SERF_SSL_CERT_UNKNOWN_FAILURE;
 558 }
 559
 560 serf_bucket_t* SerfSession::acceptSerfResponse( serf_request_t * inSerfRequest,
 561                                                 serf_bucket_t * inSerfStreamBucket,
 562                                                 apr_pool_t* /*inAprPool*/ )
 563 {
 564     // get the per-request bucket allocator
 565     serf_bucket_alloc_t* SerfBktAlloc = serf_request_get_alloc( inSerfRequest );
 566
 567     // create a barrier bucket so the response doesn't eat us!
 568     serf_bucket_t *responseBkt = serf_bucket_barrier_create( inSerfStreamBucket,
 569                                                              SerfBktAlloc );
 570
 571     // create response bucket
 572     responseBkt = serf_bucket_response_create( responseBkt,
 573                                                SerfBktAlloc );
 574
 575     if ( isHeadRequestInProgress() )
 576     {
 577         // advise the response bucket that this was from a HEAD request and that it should not expect to see a response body.
 578         serf_bucket_response_set_head( responseBkt );
 579     }
 580
 581     return responseBkt;
 582 }
 583
 584 SerfRequestProcessor* SerfSession::createReqProc( const OUString & inPath )
 585 {
 586     return new SerfRequestProcessor( *this,
 587                                      inPath,
 588                                      m_bUseChunkedEncoding );
 589 }
 590
 591
 592 // PROPFIND - allprop & named
 593
 594 void SerfSession::PROPFIND( const OUString & inPath,
 595                             const Depth inDepth,
 596                             const std::vector< OUString > & inPropNames,
 597                             std::vector< DAVResource > & ioResources,
 598                             const DAVRequestEnvironment & rEnv )
 599 {
 600     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 601
 602     Init( rEnv );
 603
 604     apr_status_t status = APR_SUCCESS;
 605     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 606     aReqProc->processPropFind( inDepth,
 607                                inPropNames,
 608                                ioResources,
 609                                status );
 610
 611     if ( status == APR_SUCCESS &&
 612          aReqProc->mpDAVException == nullptr &&
 613          ioResources.empty() )
 614     {
 615         m_aEnv = DAVRequestEnvironment();
 616         throw DAVException( DAVException::DAV_HTTP_ERROR, inPath, APR_EGENERAL );
 617     }
 618     HandleError( aReqProc );
 619 }
 620
 621
 622 // PROPFIND - propnames
 623
 624 void SerfSession::PROPFIND( const OUString & inPath,
 625                             const Depth inDepth,
 626                             std::vector< DAVResourceInfo > & ioResInfo,
 627                             const DAVRequestEnvironment & rEnv )
 628 {
 629     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 630
 631     Init( rEnv );
 632
 633     apr_status_t status = APR_SUCCESS;
 634     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 635     aReqProc->processPropFind( inDepth,
 636                                ioResInfo,
 637                                status );
 638
 639     if ( status == APR_SUCCESS &&
 640          aReqProc->mpDAVException == nullptr &&
 641          ioResInfo.empty() )
 642     {
 643         m_aEnv = DAVRequestEnvironment();
 644         throw DAVException( DAVException::DAV_HTTP_ERROR, inPath, APR_EGENERAL );
 645     }
 646     HandleError( aReqProc );
 647 }
 648
 649
 650 // PROPPATCH
 651
 652 void SerfSession::PROPPATCH( const OUString & inPath,
 653                              const std::vector< ProppatchValue > & inValues,
 654                              const DAVRequestEnvironment & rEnv )
 655 {
 656     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 657
 658     Init( rEnv );
 659
 660     apr_status_t status = APR_SUCCESS;
 661     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 662     aReqProc->processPropPatch( inValues,
 663                                 status );
 664
 665     HandleError( aReqProc );
 666 }
 667
 668
 669 // HEAD
 670
 671 void SerfSession::HEAD( const OUString & inPath,
 672                         const std::vector< OUString > & inHeaderNames,
 673                         DAVResource & ioResource,
 674                         const DAVRequestEnvironment & rEnv )
 675 {
 676     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 677
 678     Init( rEnv );
 679
 680     m_bIsHeadRequestInProgress = true;
 681
 682     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 683     ioResource.uri = inPath;
 684     ioResource.properties.clear();
 685     apr_status_t status = APR_SUCCESS;
 686     aReqProc->processHead( inHeaderNames,
 687                            ioResource,
 688                            status );
 689
 690     m_bIsHeadRequestInProgress = false;
 691
 692     HandleError( aReqProc );
 693 }
 694
 695
 696 // GET
 697
 698 uno::Reference< io::XInputStream >
 699 SerfSession::GET( const OUString & inPath,
 700                   const DAVRequestEnvironment & rEnv )
 701 {
 702     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 703
 704     Init( rEnv );
 705
 706     rtl::Reference< SerfInputStream > xInputStream( new SerfInputStream );
 707     apr_status_t status = APR_SUCCESS;
 708     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 709     aReqProc->processGet( xInputStream,
 710                           status );
 711
 712     HandleError( aReqProc );
 713
 714     return uno::Reference< io::XInputStream >( xInputStream.get() );
 715 }
 716
 717
 718 // GET
 719
 720 void SerfSession::GET( const OUString & inPath,
 721                        uno::Reference< io::XOutputStream > & ioOutputStream,
 722                        const DAVRequestEnvironment & rEnv )
 723 {
 724     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 725
 726     Init( rEnv );
 727
 728     apr_status_t status = APR_SUCCESS;
 729     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 730     aReqProc->processGet( ioOutputStream,
 731                           status );
 732
 733     HandleError( aReqProc );
 734 }
 735
 736
 737 // GET
 738
 739 uno::Reference< io::XInputStream >
 740 SerfSession::GET( const OUString & inPath,
 741                   const std::vector< OUString > & inHeaderNames,
 742                   DAVResource & ioResource,
 743                   const DAVRequestEnvironment & rEnv )
 744 {
 745     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 746
 747     Init( rEnv );
 748
 749     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 750     rtl::Reference< SerfInputStream > xInputStream( new SerfInputStream );
 751     ioResource.uri = inPath;
 752     ioResource.properties.clear();
 753     apr_status_t status = APR_SUCCESS;
 754     aReqProc->processGet( xInputStream,
 755                           inHeaderNames,
 756                           ioResource,
 757                           status );
 758
 759     HandleError( aReqProc );
 760
 761     return uno::Reference< io::XInputStream >( xInputStream.get() );
 762 }
 763
 764
 765 // GET
 766
 767 void SerfSession::GET( const OUString & inPath,
 768                        uno::Reference< io::XOutputStream > & ioOutputStream,
 769                        const std::vector< OUString > & inHeaderNames,
 770                        DAVResource & ioResource,
 771                        const DAVRequestEnvironment & rEnv )
 772 {
 773     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 774
 775     Init( rEnv );
 776
 777     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 778     ioResource.uri = inPath;
 779     ioResource.properties.clear();
 780     apr_status_t status = APR_SUCCESS;
 781     aReqProc->processGet( ioOutputStream,
 782                           inHeaderNames,
 783                           ioResource,
 784                           status );
 785
 786     HandleError( aReqProc );
 787 }
 788
 789
 790 // PUT
 791
 792 void SerfSession::PUT( const OUString & inPath,
 793                        const uno::Reference< io::XInputStream > & inInputStream,
 794                        const DAVRequestEnvironment & rEnv )
 795 {
 796     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 797
 798     Init( rEnv );
 799
 800     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 801     uno::Sequence< sal_Int8 > aDataToSend;
 802     if ( !getDataFromInputStream( inInputStream, aDataToSend, false ) )
 803         throw DAVException( DAVException::DAV_INVALID_ARG );
 804     apr_status_t status = APR_SUCCESS;
 805     aReqProc->processPut( reinterpret_cast< const char * >( aDataToSend.getConstArray() ),
 806                           aDataToSend.getLength(),
 807                           status );
 808
 809     HandleError( aReqProc );
 810 }
 811
 812
 813 // POST
 814
 815 uno::Reference< io::XInputStream >
 816 SerfSession::POST( const OUString & inPath,
 817                    const OUString & rContentType,
 818                    const OUString & rReferer,
 819                    const uno::Reference< io::XInputStream > & inInputStream,
 820                    const DAVRequestEnvironment & rEnv )
 821 {
 822     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 823
 824     uno::Sequence< sal_Int8 > aDataToSend;
 825     if ( !getDataFromInputStream( inInputStream, aDataToSend, true ) )
 826     {
 827         throw DAVException( DAVException::DAV_INVALID_ARG );
 828     }
 829
 830     Init( rEnv );
 831
 832     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 833     rtl::Reference< SerfInputStream > xInputStream( new SerfInputStream );
 834     apr_status_t status = APR_SUCCESS;
 835     aReqProc->processPost( reinterpret_cast< const char * >( aDataToSend.getConstArray() ),
 836                            aDataToSend.getLength(),
 837                            rContentType,
 838                            rReferer,
 839                            xInputStream,
 840                            status );
 841
 842     HandleError( aReqProc );
 843     return uno::Reference< io::XInputStream >( xInputStream.get() );
 844 }
 845
 846
 847 // POST
 848
 849 void SerfSession::POST( const OUString & inPath,
 850                         const OUString & rContentType,
 851                         const OUString & rReferer,
 852                         const uno::Reference< io::XInputStream > & inInputStream,
 853                         uno::Reference< io::XOutputStream > & oOutputStream,
 854                         const DAVRequestEnvironment & rEnv )
 855 {
 856     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 857
 858     uno::Sequence< sal_Int8 > aDataToSend;
 859     if ( !getDataFromInputStream( inInputStream, aDataToSend, true ) )
 860     {
 861         throw DAVException( DAVException::DAV_INVALID_ARG );
 862     }
 863
 864     Init( rEnv );
 865
 866     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 867     apr_status_t status = APR_SUCCESS;
 868     aReqProc->processPost( reinterpret_cast< const char * >( aDataToSend.getConstArray() ),
 869                            aDataToSend.getLength(),
 870                            rContentType,
 871                            rReferer,
 872                            oOutputStream,
 873                            status );
 874
 875     HandleError( aReqProc );
 876 }
 877
 878
 879 // MKCOL
 880
 881 void SerfSession::MKCOL( const OUString & inPath,
 882                          const DAVRequestEnvironment & rEnv )
 883 {
 884     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 885
 886     Init( rEnv );
 887
 888     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 889     apr_status_t status = APR_SUCCESS;
 890     aReqProc->processMkCol( status );
 891
 892     HandleError( aReqProc );
 893 }
 894
 895
 896 // COPY
 897
 898 void SerfSession::COPY( const OUString & inSourceURL,
 899                         const OUString & inDestinationURL,
 900                         const DAVRequestEnvironment & rEnv,
 901                         bool inOverWrite )
 902 {
 903     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 904
 905     Init( rEnv );
 906
 907     SerfUri theSourceUri( inSourceURL );
 908     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( theSourceUri.GetPath() ) );
 909     apr_status_t status = APR_SUCCESS;
 910     aReqProc->processCopy( inDestinationURL, inOverWrite, status );
 911
 912     HandleError( aReqProc );
 913 }
 914
 915
 916 // MOVE
 917
 918 void SerfSession::MOVE( const OUString & inSourceURL,
 919                         const OUString & inDestinationURL,
 920                         const DAVRequestEnvironment & rEnv,
 921                         bool inOverWrite )
 922 {
 923     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 924
 925     Init( rEnv );
 926
 927     SerfUri theSourceUri( inSourceURL );
 928     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( theSourceUri.GetPath() ) );
 929     apr_status_t status = APR_SUCCESS;
 930     aReqProc->processMove( inDestinationURL, inOverWrite, status );
 931
 932     HandleError( aReqProc );
 933 }
 934
 935
 936 // DESTROY
 937
 938 void SerfSession::DESTROY( const OUString & inPath,
 939                            const DAVRequestEnvironment & rEnv )
 940 {
 941     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 942
 943     Init( rEnv );
 944
 945     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 946     apr_status_t status = APR_SUCCESS;
 947     aReqProc->processDelete( status );
 948
 949     HandleError( aReqProc );
 950 }
 951
 952
 953 /*
 954 namespace
 955 {
 956     sal_Int32 lastChanceToSendRefreshRequest( TimeValue const & rStart,
 957                                               int timeout )
 958     {
 959         TimeValue aEnd;
 960         osl_getSystemTime( &aEnd );
 961
 962         // Try to estimate a safe absolute time for sending the
 963         // lock refresh request.
 964         sal_Int32 lastChanceToSendRefreshRequest = -1;
 965         if ( timeout != NE_TIMEOUT_INFINITE )
 966         {
 967             sal_Int32 calltime = aEnd.Seconds - rStart.Seconds;
 968             if ( calltime <= timeout )
 969             {
 970                 lastChanceToSendRefreshRequest
 971                     = aEnd.Seconds + timeout - calltime;
 972             }
 973             else
 974             {
 975                 SAL_INFO("ucb.ucp.webdav",  "No chance to refresh lock before timeout!" );
 976             }
 977         }
 978         return lastChanceToSendRefreshRequest;
 979     }
 980
 981 } // namespace
 982 */
 983
 984 // LOCK (set new lock)
 985
 986 void SerfSession::LOCK( const OUString & inPath,
 987                         ucb::Lock & rLock,
 988                         const DAVRequestEnvironment & rEnv )
 989 {
 990     osl::Guard< osl::Mutex > theGuard( m_aMutex );
 991
 992     Init( rEnv );
 993
 994     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
 995     aReqProc->processLock( rLock );
 996
 997     HandleError( aReqProc );
 998 }
 999
1000
1001 // LOCK (refresh existing lock)
1002
1003 sal_Int64 SerfSession::LOCK( const OUString & /*inPath*/,
1004                              sal_Int64 nTimeout,
1005                              const DAVRequestEnvironment & /*rEnv*/ )
1006 {
1007     osl::Guard< osl::Mutex > theGuard( m_aMutex );
1008
1009     return nTimeout;
1010     /*
1011     // Try to get the neon lock from lock store
1012     SerfLock * theLock
1013         = m_aSerfLockStore.findByUri( makeAbsoluteURL( inPath ) );
1014     if ( !theLock )
1015          throw DAVException( DAVException::DAV_NOT_LOCKED );
1016
1017     Init( rEnv );
1018
1019     // refresh existing lock.
1020     theLock->timeout = static_cast< long >( nTimeout );
1021
1022     TimeValue startCall;
1023     osl_getSystemTime( &startCall );
1024
1025     int theRetVal = ne_lock_refresh( m_pHttpSession, theLock );
1026
1027     if ( theRetVal == NE_OK )
1028     {
1029         m_aSerfLockStore.updateLock( theLock,
1030                                      lastChanceToSendRefreshRequest(
1031                                          startCall, theLock->timeout ) );
1032     }
1033
1034     HandleError( theRetVal, inPath, rEnv );
1035
1036     return theLock->timeout;
1037     */
1038 }
1039
1040
1041 // LOCK (refresh existing lock)
1042
1043 bool SerfSession::LOCK( const OUString& rLock,
1044                         sal_Int32 *plastChanceToSendRefreshRequest )
1045 {
1046     osl::Guard< osl::Mutex > theGuard( m_aMutex );
1047
1048     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( rLock ) );
1049     aReqProc->processLock( ucb::Lock(), plastChanceToSendRefreshRequest );
1050
1051     try
1052     {
1053         HandleError( aReqProc );
1054         SAL_INFO("ucb.ucp.webdav",  "Refreshing LOCK of " << rLock << " succeeded." );
1055         return true;
1056     }
1057     catch(...)
1058     {
1059         SAL_INFO("ucb.ucp.webdav",  "Refreshing LOCK of " << rLock << " failed!" );
1060         return false;
1061     }
1062 }
1063
1064
1065 // UNLOCK
1066
1067 void SerfSession::UNLOCK( const OUString & inPath,
1068                           const DAVRequestEnvironment & rEnv )
1069 {
1070     osl::Guard< osl::Mutex > theGuard( m_aMutex );
1071
1072     Init( rEnv );
1073
1074     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( inPath ) );
1075     aReqProc->processUnlock();
1076
1077     try
1078     {
1079         HandleError( aReqProc );
1080         SAL_INFO("ucb.ucp.webdav",  "UNLOCK of " << inPath << " succeeded." );
1081         apr_environment::AprEnv::getAprEnv()->getSerfLockStore()->removeLock( inPath );
1082     }
1083     catch(...)
1084     {
1085         SAL_INFO("ucb.ucp.webdav",  "UNLOCK of " << inPath << " failed!" );
1086     }
1087 }
1088
1089
1090 // UNLOCK
1091
1092 void SerfSession::UNLOCK( const OUString& rLock )
1093 {
1094     osl::Guard< osl::Mutex > theGuard( m_aMutex );
1095
1096     std::shared_ptr<SerfRequestProcessor> aReqProc( createReqProc( rLock ) );
1097     aReqProc->processUnlock();
1098
1099     try
1100     {
1101         HandleError( aReqProc );
1102         SAL_INFO("ucb.ucp.webdav",  "UNLOCK of " << rLock << " succeeded." );
1103     }
1104     catch(...)
1105     {
1106         SAL_INFO("ucb.ucp.webdav",  "UNLOCK of " << rLock << " failed!" );
1107     }
1108 }
1109
1110
1111 void SerfSession::abort()
1112 {
1113     // 11.11.09 (tkr): The following code lines causing crashes if
1114     // closing a ongoing connection. It turned out that this existing
1115     // solution doesn't work in multi-threading environments.
1116     // So I disabled them in 3.2. . Issue #73893# should fix it in OOo 3.3.
1117     //if ( m_pHttpSession )
1118     //    ne_close_connection( m_pHttpSession );
1119 }
1120
1121
1122 ucbhelper::InternetProxyServer SerfSession::getProxySettings() const
1123 {
1124     if ( m_aUri.GetScheme() == "http" || m_aUri.GetScheme() == "https" )
1125     {
1126         return m_rProxyDecider.getProxy( m_aUri.GetScheme(),
1127                                          m_aUri.GetHost(),
1128                                          m_aUri.GetPort() );
1129     }
1130     else
1131     {
1132         // TODO: figure out, if this case can occur
1133         return m_rProxyDecider.getProxy( m_aUri.GetScheme(),
1134                                          OUString() /* not used */,
1135                                          -1 /* not used */ );
1136     }
1137 }
1138
1139 /*
1140
1141 namespace {
1142
1143 bool containsLocktoken( const uno::Sequence< ucb::Lock > & rLocks,
1144                         const char * token )
1145 {
1146     for ( sal_Int32 n = 0; n < rLocks.getLength(); ++n )
1147     {
1148         const uno::Sequence< OUString > & rTokens
1149             = rLocks[ n ].LockTokens;
1150         for ( sal_Int32 m = 0; m < rTokens.getLength(); ++m )
1151         {
1152             if ( rTokens[ m ].equalsAscii( token ) )
1153                 return true;
1154         }
1155     }
1156     return false;
1157 }
1158
1159 } // namespace
1160 */
1161
1162
1163 bool SerfSession::removeExpiredLocktoken( const OUString & /*inURL*/,
1164                                           const DAVRequestEnvironment & /*rEnv*/ )
1165 {
1166     return true;
1167     /*
1168     SerfLock * theLock = m_aSerfLockStore.findByUri( inURL );
1169     if ( !theLock )
1170         return false;
1171
1172     // do a lockdiscovery to check whether this lock is still valid.
1173     try
1174     {
1175         // @@@ Alternative: use ne_lock_discover() => less overhead
1176
1177         std::vector< DAVResource > aResources;
1178         std::vector< OUString > aPropNames;
1179         aPropNames.push_back( DAVProperties::LOCKDISCOVERY );
1180
1181         PROPFIND( rEnv.m_aRequestURI, DAVZERO, aPropNames, aResources, rEnv );
1182
1183         if ( aResources.empty() )
1184             return false;
1185
1186         std::vector< DAVPropertyValue >::const_iterator it
1187             = aResources[ 0 ].properties.begin();
1188         std::vector< DAVPropertyValue >::const_iterator end
1189             = aResources[ 0 ].properties.end();
1190
1191         while ( it != end )
1192         {
1193             if ( (*it).Name.equals( DAVProperties::LOCKDISCOVERY ) )
1194             {
1195                 uno::Sequence< ucb::Lock > aLocks;
1196                 if ( !( (*it).Value >>= aLocks ) )
1197                     return false;
1198
1199                 if ( !containsLocktoken( aLocks, theLock->token ) )
1200                 {
1201                     // expired!
1202                     break;
1203                 }
1204
1205                 // still valid.
1206                 return false;
1207             }
1208             ++it;
1209         }
1210
1211         // No lockdiscovery prop in propfind result / locktoken not found
1212         // in propfind result -> not locked
1213         SAL_INFO("ucb.ucp.webdav",  "SerfSession::removeExpiredLocktoken: Removing "
1214                    " expired lock token for " << inURL << ". token: " << theLock->token );
1215
1216         m_aSerfLockStore.removeLock( theLock );
1217         ne_lock_destroy( theLock );
1218         return true;
1219     }
1220     catch ( DAVException const & )
1221     {
1222     }
1223     return false;
1224     */
1225 }
1226
1227
1228 // HandleError
1229 // Common Error Handler
1230
1231 void SerfSession::HandleError( std::shared_ptr<SerfRequestProcessor> rReqProc )
1232 {
1233     m_aEnv = DAVRequestEnvironment();
1234
1235     if ( rReqProc->mpDAVException )
1236     {
1237         DAVException* mpDAVExp( rReqProc->mpDAVException );
1238
1239         serf_connection_reset( getSerfConnection() );
1240
1241         if ( mpDAVExp->getStatus() == 413 &&
1242              m_bNoOfTransferEncodingSwitches < 2 )
1243         {
1244             m_bUseChunkedEncoding = !m_bUseChunkedEncoding;
1245             ++m_bNoOfTransferEncodingSwitches;
1246         }
1247
1248         throw DAVException( mpDAVExp->getError(),
1249                             mpDAVExp->getData(),
1250                             mpDAVExp->getStatus() );
1251     }
1252
1253     /*
1254     // Map error code to DAVException.
1255     switch ( nError )
1256     {
1257         case NE_OK:
1258             return;
1259
1260         case NE_ERROR:        // Generic error
1261         {
1262             OUString aText = OUString::createFromAscii(
1263                 ne_get_error( m_pHttpSession ) );
1264
1265             sal_uInt16 code = makeStatusCode( aText );
1266
1267             if ( code == SC_LOCKED )
1268             {
1269                 if ( m_aSerfLockStore.findByUri(
1270                          makeAbsoluteURL( inPath ) ) == 0 )
1271                 {
1272                     // locked by 3rd party
1273                     throw DAVException( DAVException::DAV_LOCKED );
1274                 }
1275                 else
1276                 {
1277                     // locked by ourself
1278                     throw DAVException( DAVException::DAV_LOCKED_SELF );
1279                 }
1280             }
1281
1282             // Special handling for 400 and 412 status codes, which may indicate
1283             // that a lock previously obtained by us has been released meanwhile
1284             // by the server. Unfortunately, RFC is not clear at this point,
1285             // thus server implementations behave different...
1286             else if ( code == SC_BAD_REQUEST || code == SC_PRECONDITION_FAILED )
1287             {
1288                 if ( removeExpiredLocktoken( makeAbsoluteURL( inPath ), rEnv ) )
1289                     throw DAVException( DAVException::DAV_LOCK_EXPIRED );
1290             }
1291
1292             throw DAVException( DAVException::DAV_HTTP_ERROR, aText, code );
1293         }
1294         case NE_LOOKUP:       // Name lookup failed.
1295             throw DAVException( DAVException::DAV_HTTP_LOOKUP,
1296                                 SerfUri::makeConnectionEndPointString(
1297                                     m_aHostName, m_nPort ) );
1298
1299         case NE_AUTH:         // User authentication failed on server
1300             throw DAVException( DAVException::DAV_HTTP_AUTH,
1301                                 SerfUri::makeConnectionEndPointString(
1302                                     m_aHostName, m_nPort ) );
1303
1304         case NE_PROXYAUTH:    // User authentication failed on proxy
1305             throw DAVException( DAVException::DAV_HTTP_AUTHPROXY,
1306                                 SerfUri::makeConnectionEndPointString(
1307                                     m_aProxyName, m_nProxyPort ) );
1308
1309         case NE_CONNECT:      // Could not connect to server
1310             throw DAVException( DAVException::DAV_HTTP_CONNECT,
1311                                 SerfUri::makeConnectionEndPointString(
1312                                     m_aHostName, m_nPort ) );
1313
1314         case NE_TIMEOUT:      // Connection timed out
1315             throw DAVException( DAVException::DAV_HTTP_TIMEOUT,
1316                                 SerfUri::makeConnectionEndPointString(
1317                                     m_aHostName, m_nPort ) );
1318
1319         case NE_FAILED:       // The precondition failed
1320             throw DAVException( DAVException::DAV_HTTP_FAILED,
1321                                 SerfUri::makeConnectionEndPointString(
1322                                     m_aHostName, m_nPort ) );
1323
1324         case NE_RETRY:        // Retry request (ne_end_request ONLY)
1325             throw DAVException( DAVException::DAV_HTTP_RETRY,
1326                                 SerfUri::makeConnectionEndPointString(
1327                                     m_aHostName, m_nPort ) );
1328
1329         case NE_REDIRECT:
1330         {
1331             SerfUri aUri( ne_redirect_location( m_pHttpSession ) );
1332             throw DAVException(
1333                 DAVException::DAV_HTTP_REDIRECT, aUri.GetURI() );
1334         }
1335         default:
1336         {
1337             SAL_INFO("ucb.ucp.webdav",  "SerfSession::HandleError : Unknown Serf error code!" );
1338             throw DAVException( DAVException::DAV_HTTP_ERROR,
1339                                 OUString::createFromAscii(
1340                                     ne_get_error( m_pHttpSession ) ) );
1341         }
1342     }
1343     */
1344 }
1345
1346
1347 // static
1348 bool
1349 SerfSession::getDataFromInputStream(
1350     const uno::Reference< io::XInputStream > & xStream,
1351     uno::Sequence< sal_Int8 > & rData,
1352     bool bAppendTrailingZeroByte )
1353 {
1354     if ( xStream.is() )
1355     {
1356         uno::Reference< io::XSeekable > xSeekable( xStream, uno::UNO_QUERY );
1357         if ( xSeekable.is() )
1358         {
1359             try
1360             {
1361                 sal_Int32 nSize
1362                     = sal::static_int_cast<sal_Int32>(xSeekable->getLength());
1363                 sal_Int32 nRead
1364                     = xStream->readBytes( rData, nSize );
1365
1366                 if ( nRead == nSize )
1367                 {
1368                     if ( bAppendTrailingZeroByte )
1369                     {
1370                         rData.realloc( nSize + 1 );
1371                         rData[ nSize ] = sal_Int8( 0 );
1372                     }
1373                     return true;
1374                 }
1375             }
1376             catch ( io::NotConnectedException const & )
1377             {
1378                 // readBytes
1379             }
1380             catch ( io::BufferSizeExceededException const & )
1381             {
1382                 // readBytes
1383             }
1384             catch ( io::IOException const & )
1385             {
1386                 // getLength, readBytes
1387             }
1388         }
1389         else
1390         {
1391             try
1392             {
1393                 uno::Sequence< sal_Int8 > aBuffer;
1394                 sal_Int32 nPos = 0;
1395
1396                 sal_Int32 nRead = xStream->readSomeBytes( aBuffer, 65536 );
1397                 while ( nRead > 0 )
1398                 {
1399                     if ( rData.getLength() < ( nPos + nRead ) )
1400                         rData.realloc( nPos + nRead );
1401
1402                     aBuffer.realloc( nRead );
1403                     memcpy( rData.getArray() + nPos, aBuffer.getConstArray(), nRead );
1404                     nPos += nRead;
1405
1406                     aBuffer.realloc( 0 );
1407                     nRead = xStream->readSomeBytes( aBuffer, 65536 );
1408                 }
1409
1410                 if ( bAppendTrailingZeroByte )
1411                 {
1412                     rData.realloc( nPos + 1 );
1413                     rData[ nPos ] = sal_Int8( 0 );
1414                 }
1415                 return true;
1416             }
1417             catch ( io::NotConnectedException const & )
1418             {
1419                 // readBytes
1420             }
1421             catch ( io::BufferSizeExceededException const & )
1422             {
1423                 // readBytes
1424             }
1425             catch ( io::IOException const & )
1426             {
1427                 // readBytes
1428             }
1429         }
1430     }
1431     return false;
1432 }
1433
1434
1435 bool
1436 SerfSession::isDomainMatch( const OUString & certHostName )
1437 {
1438     OUString hostName = getHostName();
1439
1440     if (hostName.equalsIgnoreAsciiCase( certHostName ) )
1441         return true;
1442
1443     if ( certHostName.startsWith( "*" ) &&
1444          hostName.getLength() >= certHostName.getLength()  )
1445     {
1446         OUString cmpStr = certHostName.copy( 1 );
1447
1448         if ( hostName.matchIgnoreAsciiCase(
1449                 cmpStr, hostName.getLength() -  cmpStr.getLength() ) )
1450             return true;
1451     }
1452     return false;
1453 }
1454
1455 /*
1456
1457 OUString SerfSession::makeAbsoluteURL( OUString const & rURL ) const
1458 {
1459     try
1460     {
1461         // Is URL relative or already absolute?
1462         if ( rURL[ 0 ] != '/' )
1463         {
1464             // absolute.
1465             return OUString( rURL );
1466         }
1467         else
1468         {
1469             ne_uri aUri;
1470             memset( &aUri, 0, sizeof( aUri ) );
1471
1472             ne_fill_server_uri( m_pHttpSession, &aUri );
1473             aUri.path
1474                 = ne_strdup( OUStringToOString(
1475                     rURL, RTL_TEXTENCODING_UTF8 ).getStr() );
1476             SerfUri aSerfUri( &aUri );
1477             ne_uri_free( &aUri );
1478             return aSerfUri.GetURI();
1479         }
1480     }
1481     catch ( DAVException const & )
1482     {
1483     }
1484     // error.
1485     return OUString();
1486 }
1487 */
1488
1489 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */