src/core/sipe-svc.c

   1 /**
   2  * @file sipe-svc.c
   3  *
   4  * pidgin-sipe
   5  *
   6  * Copyright (C) 2011-2013 SIPE Project <http://sipe.sourceforge.net/>
   7  *
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  *
  23  *
  24  * Specification references:
  25  *
  26  *   - [MS-SIPAE]:    http://msdn.microsoft.com/en-us/library/cc431510.aspx
  27  *   - [MS-OCAUTHWS]: http://msdn.microsoft.com/en-us/library/ff595592.aspx
  28  *   - MS Tech-Ed Europe 2010 "UNC310: Microsoft Lync 2010 Technology Explained"
  29  *     http://ecn.channel9.msdn.com/o9/te/Europe/2010/pptx/unc310.pptx
  30  */
  31
  32 #include <stdlib.h>
  33 #include <string.h>
  34
  35 #include <glib.h>
  36
  37 #include "sipe-common.h"
  38 #include "sipe-backend.h"
  39 #include "sipe-core.h"
  40 #include "sipe-core-private.h"
  41 #include "sipe-http.h"
  42 #include "sipe-svc.h"
  43 #include "sipe-tls.h"
  44 #include "sipe-utils.h"
  45 #include "sipe-xml.h"
  46 #include "uuid.h"
  47
  48 /* forward declaration */
  49 struct svc_request;
  50 typedef void (svc_callback)(struct sipe_core_private *sipe_private,
  51                             struct svc_request *data,
  52                             const gchar *raw,
  53                             sipe_xml *xml);
  54
  55 struct svc_request {
  56         svc_callback *internal_cb;
  57         sipe_svc_callback *cb;
  58         gpointer *cb_data;
  59         struct sipe_http_request *request;
  60         gchar *uri;
  61 };
  62
  63 struct sipe_svc {
  64         GSList *pending_requests;
  65 };
  66
  67 struct sipe_svc_session {
  68         struct sipe_http_session *session;
  69 };
  70
  71 static void sipe_svc_request_free(struct sipe_core_private *sipe_private,
  72                                   struct svc_request *data)
  73 {
  74         if (data->request)
  75                 sipe_http_request_cancel(data->request);
  76         if (data->cb)
  77                 /* Callback: aborted */
  78                 (*data->cb)(sipe_private, NULL, NULL, NULL, data->cb_data);
  79         g_free(data->uri);
  80         g_free(data);
  81 }
  82
  83 void sipe_svc_free(struct sipe_core_private *sipe_private)
  84 {
  85         struct sipe_svc *svc = sipe_private->svc;
  86         if (!svc)
  87                 return;
  88
  89         if (svc->pending_requests) {
  90                 GSList *entry = svc->pending_requests;
  91                 while (entry) {
  92                         sipe_svc_request_free(sipe_private, entry->data);
  93                         entry = entry->next;
  94                 }
  95                 g_slist_free(svc->pending_requests);
  96         }
  97
  98         g_free(svc);
  99         sipe_private->svc = NULL;
 100 }
 101
 102 static void sipe_svc_init(struct sipe_core_private *sipe_private)
 103 {
 104         if (sipe_private->svc)
 105                 return;
 106
 107         sipe_private->svc = g_new0(struct sipe_svc, 1);
 108 }
 109
 110 struct sipe_svc_session *sipe_svc_session_start(void)
 111 {
 112         struct sipe_svc_session *session = g_new0(struct sipe_svc_session, 1);
 113         session->session = sipe_http_session_start();
 114         return(session);
 115 }
 116
 117 void sipe_svc_session_close(struct sipe_svc_session *session)
 118 {
 119         if (session) {
 120                 sipe_http_session_close(session->session);
 121                 g_free(session);
 122         }
 123 }
 124
 125 static void sipe_svc_https_response(struct sipe_core_private *sipe_private,
 126                                     guint status,
 127                                     const gchar *body,
 128                                     gpointer callback_data)
 129 {
 130         struct svc_request *data = callback_data;
 131         struct sipe_svc *svc = sipe_private->svc;
 132
 133         SIPE_DEBUG_INFO("sipe_svc_https_response: code %d", status);
 134         data->request = NULL;
 135
 136         if ((status == SIPE_HTTP_STATUS_OK) && body) {
 137                 sipe_xml *xml = sipe_xml_parse(body, strlen(body));
 138                 /* Internal callback: success */
 139                 (*data->internal_cb)(sipe_private, data, body, xml);
 140                 sipe_xml_free(xml);
 141         } else {
 142                 /* Internal callback: failed */
 143                 (*data->internal_cb)(sipe_private, data, NULL, NULL);
 144         }
 145
 146         /* Internal callback has already called this */
 147         data->cb = NULL;
 148
 149         svc->pending_requests = g_slist_remove(svc->pending_requests,
 150                                                data);
 151         sipe_svc_request_free(sipe_private, data);
 152 }
 153
 154 /**
 155  * Send GET request when @c body is NULL, otherwise send POST request
 156  *
 157  * @param content_type MIME type for body content (ignored when body is @c NULL)
 158  * @param soap_action  SOAP action header value   (ignored when body is @c NULL)
 159  * @param body         body contents              (may be @c NULL)
 160  */
 161 static gboolean sipe_svc_https_request(struct sipe_core_private *sipe_private,
 162                                        struct sipe_svc_session *session,
 163                                        const gchar *uri,
 164                                        const gchar *content_type,
 165                                        const gchar *soap_action,
 166                                        const gchar *body,
 167                                        svc_callback *internal_callback,
 168                                        sipe_svc_callback *callback,
 169                                        gpointer callback_data)
 170 {
 171         struct svc_request *data = g_new0(struct svc_request, 1);
 172         struct sipe_http_request *request;
 173
 174         if (body) {
 175                 gchar *headers = g_strdup_printf("SOAPAction: \"%s\"\r\n",
 176                                                  soap_action);
 177
 178                 request = sipe_http_request_post(sipe_private,
 179                                                  uri,
 180                                                  headers,
 181                                                  body,
 182                                                  content_type,
 183                                                  sipe_svc_https_response,
 184                                                  data);
 185                 g_free(headers);
 186
 187         } else {
 188                 request = sipe_http_request_get(sipe_private,
 189                                                 uri,
 190                                                 NULL,
 191                                                 sipe_svc_https_response,
 192                                                 data);
 193         }
 194
 195         if (request) {
 196                 data->internal_cb = internal_callback;
 197                 data->cb          = callback;
 198                 data->cb_data     = callback_data;
 199                 data->request     = request;
 200                 data->uri         = g_strdup(uri);
 201
 202                 sipe_http_request_session(request, session->session);
 203
 204                 sipe_svc_init(sipe_private);
 205                 sipe_private->svc->pending_requests = g_slist_prepend(sipe_private->svc->pending_requests,
 206                                                                       data);
 207         } else {
 208                 SIPE_DEBUG_ERROR("failed to create HTTP connection to %s", uri);
 209                 g_free(data);
 210         }
 211
 212         return(request != NULL);
 213 }
 214
 215 static gboolean sipe_svc_wsdl_request(struct sipe_core_private *sipe_private,
 216                                       struct sipe_svc_session *session,
 217                                       const gchar *uri,
 218                                       const gchar *additional_ns,
 219                                       const gchar *soap_action,
 220                                       const gchar *wsse_security,
 221                                       const gchar *soap_body,
 222                                       const gchar *content_type,
 223                                       svc_callback *internal_callback,
 224                                       sipe_svc_callback *callback,
 225                                       gpointer callback_data)
 226 {
 227         /* Only generate SOAP header if we have a security token */
 228         gchar *soap_header = wsse_security ?
 229                 g_strdup_printf("<soap:Header>"
 230                                 " <wsa:To>%s</wsa:To>"
 231                                 " <wsa:ReplyTo>"
 232                                 "  <wsa:Address>http://www.w3.org/2005/08/addressing/anonymous</wsa:Address>"
 233                                 " </wsa:ReplyTo>"
 234                                 " <wsa:Action>%s</wsa:Action>"
 235                                 " <wsse:Security>%s</wsse:Security>"
 236                                 "</soap:Header>",
 237                                 uri,
 238                                 soap_action,
 239                                 wsse_security) :
 240                 g_strdup("");
 241         gchar *body = g_strdup_printf("<?xml version=\"1.0\"?>\r\n"
 242                                       "<soap:Envelope %s"
 243                                       " xmlns:auth=\"http://schemas.xmlsoap.org/ws/2006/12/authorization\""
 244                                       " xmlns:wsa=\"http://www.w3.org/2005/08/addressing\""
 245                                       " xmlns:wsp=\"http://schemas.xmlsoap.org/ws/2004/09/policy\""
 246                                       " xmlns:wsse=\"http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd\""
 247                                       " xmlns:wsu=\"http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd\""
 248                                       " >"
 249                                       "%s"
 250                                       " <soap:Body>%s</soap:Body>"
 251                                       "</soap:Envelope>",
 252                                       additional_ns,
 253                                       soap_header,
 254                                       soap_body);
 255
 256         gboolean ret = sipe_svc_https_request(sipe_private,
 257                                               session,
 258                                               uri,
 259                                               content_type ? content_type : "text/xml",
 260                                               soap_action,
 261                                               body,
 262                                               internal_callback,
 263                                               callback,
 264                                               callback_data);
 265         g_free(soap_header);
 266         g_free(body);
 267
 268         return(ret);
 269 }
 270
 271 static gboolean new_soap_req(struct sipe_core_private *sipe_private,
 272                              struct sipe_svc_session *session,
 273                              const gchar *uri,
 274                              const gchar *soap_action,
 275                              const gchar *wsse_security,
 276                              const gchar *soap_body,
 277                              svc_callback *internal_callback,
 278                              sipe_svc_callback *callback,
 279                              gpointer callback_data)
 280 {
 281         return(sipe_svc_wsdl_request(sipe_private,
 282                                      session,
 283                                      uri,
 284                                      "xmlns:saml=\"urn:oasis:names:tc:SAML:1.0:assertion\" "
 285                                      "xmlns:soap=\"http://schemas.xmlsoap.org/soap/envelope/\" "
 286                                      "xmlns:wst=\"http://docs.oasis-open.org/ws-sx/ws-trust/200512\"",
 287                                      soap_action,
 288                                      wsse_security,
 289                                      soap_body,
 290                                      NULL,
 291                                      internal_callback,
 292                                      callback,
 293                                      callback_data));
 294 }
 295
 296 static void sipe_svc_wsdl_response(struct sipe_core_private *sipe_private,
 297                                    struct svc_request *data,
 298                                    const gchar *raw,
 299                                    sipe_xml *xml)
 300 {
 301         if (xml) {
 302                 /* Callback: success */
 303                 (*data->cb)(sipe_private, data->uri, raw, xml, data->cb_data);
 304         } else {
 305                 /* Callback: failed */
 306                 (*data->cb)(sipe_private, data->uri, NULL, NULL, data->cb_data);
 307         }
 308 }
 309
 310 gboolean sipe_svc_get_and_publish_cert(struct sipe_core_private *sipe_private,
 311                                        struct sipe_svc_session *session,
 312                                        const gchar *uri,
 313                                        const gchar *wsse_security,
 314                                        const gchar *certreq,
 315                                        sipe_svc_callback *callback,
 316                                        gpointer callback_data)
 317 {
 318         struct sipe_tls_random id;
 319         gchar *id_base64;
 320         gchar *id_uuid;
 321         gchar *uuid = get_uuid(sipe_private);
 322         gchar *soap_body;
 323         gboolean ret;
 324
 325         /* random request ID */
 326         sipe_tls_fill_random(&id, 256);
 327         id_base64 = g_base64_encode(id.buffer, id.length);
 328         sipe_tls_free_random(&id);
 329         id_uuid = generateUUIDfromEPID(id_base64);
 330         g_free(id_base64);
 331
 332         soap_body = g_strdup_printf("<GetAndPublishCert"
 333                                     " xmlns=\"http://schemas.microsoft.com/OCS/AuthWebServices/\""
 334                                     " xmlns:wst=\"http://docs.oasis-open.org/ws-sx/ws-trust/200512/\""
 335                                     " xmlns:wstep=\"http://schemas.microsoft.com/windows/pki/2009/01/enrollment\""
 336                                     " DeviceId=\"{%s}\""
 337                                     " Entity=\"%s\""
 338                                     ">"
 339                                     " <wst:RequestSecurityToken>"
 340                                     "  <wst:TokenType>http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3</wst:TokenType>"
 341                                     "  <wst:RequestType>http://docs.oasis-open.org/ws-sx/ws-trust/200512/Issue</wst:RequestType>"
 342                                     "  <wsse:BinarySecurityToken"
 343                                     "   ValueType=\"http://schemas.microsoft.com/OCS/AuthWebServices.xsd#PKCS10\""
 344                                     "   EncodingType=\"http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd#Base64Binary\""
 345                                     "  >\r\n%s</wsse:BinarySecurityToken>"
 346                                     "  <wstep:RequestID>%s</wstep:RequestID>"
 347                                     " </wst:RequestSecurityToken>"
 348                                     "</GetAndPublishCert>",
 349                                     uuid,
 350                                     sipe_private->username,
 351                                     certreq,
 352                                     id_uuid);
 353         g_free(id_uuid);
 354         g_free(uuid);
 355
 356         ret = new_soap_req(sipe_private,
 357                            session,
 358                            uri,
 359                            "http://schemas.microsoft.com/OCS/AuthWebServices/GetAndPublishCert",
 360                            wsse_security,
 361                            soap_body,
 362                            sipe_svc_wsdl_response,
 363                            callback,
 364                            callback_data);
 365         g_free(soap_body);
 366
 367         return(ret);
 368 }
 369
 370 gboolean sipe_svc_ab_entry_request(struct sipe_core_private *sipe_private,
 371                                    struct sipe_svc_session *session,
 372                                    const gchar *uri,
 373                                    const gchar *wsse_security,
 374                                    const gchar *search,
 375                                    guint entries,
 376                                    guint max_returns,
 377                                    sipe_svc_callback *callback,
 378                                    gpointer callback_data)
 379 {
 380         gboolean ret;
 381         gchar *soap_body = g_strdup_printf("<SearchAbEntry"
 382                                            " xmlns=\"DistributionListExpander\""
 383                                            " xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""
 384                                            " xmlns:soapenc=\"http://schemas.xmlsoap.org/soap/encoding/\""
 385                                            ">"
 386                                            " <AbEntryRequest>"
 387                                            "  <ChangeSearch xmlns:q1=\"DistributionListExpander\" soapenc:arrayType=\"q1:AbEntryRequest.ChangeSearchQuery[%d]\">"
 388                                            "   %s"
 389                                            "  </ChangeSearch>"
 390                                            "  <Metadata>"
 391                                            "   <FromDialPad>false</FromDialPad>"
 392                                            "   <MaxResultNum>%d</MaxResultNum>"
 393                                            "   <ReturnList>displayName,msRTCSIP-PrimaryUserAddress,title,telephoneNumber,homePhone,mobile,otherTelephone,mail,company,country,photoRelPath,photoSize,photoHash</ReturnList>"
 394                                            "  </Metadata>"
 395                                            " </AbEntryRequest>"
 396                                            "</SearchAbEntry>",
 397                                            entries,
 398                                            search,
 399                                            max_returns);
 400
 401         ret = new_soap_req(sipe_private,
 402                            session,
 403                            uri,
 404                            "DistributionListExpander/IAddressBook/SearchAbEntry",
 405                            wsse_security,
 406                            soap_body,
 407                            sipe_svc_wsdl_response,
 408                            callback,
 409                            callback_data);
 410         g_free(soap_body);
 411
 412         return(ret);
 413 }
 414
 415 /* Requests to login.microsoftonline.com & ADFS */
 416 static gboolean request_passport(struct sipe_core_private *sipe_private,
 417                                  struct sipe_svc_session *session,
 418                                  const gchar *service_uri,
 419                                  const gchar *auth_uri,
 420                                  const gchar *wsse_security,
 421                                  const gchar *content_type,
 422                                  const gchar *request_extension,
 423                                  sipe_svc_callback *callback,
 424                                  gpointer callback_data)
 425 {
 426         gchar *soap_body = g_strdup_printf("<wst:RequestSecurityToken>"
 427                                            " <wst:RequestType>http://schemas.xmlsoap.org/ws/2005/02/trust/Issue</wst:RequestType>"
 428                                            " <wsp:AppliesTo>"
 429                                            "  <wsa:EndpointReference>"
 430                                            "   <wsa:Address>%s</wsa:Address>"
 431                                            "  </wsa:EndpointReference>"
 432                                            " </wsp:AppliesTo>"
 433                                            " %s"
 434                                            "</wst:RequestSecurityToken>",
 435                                            service_uri,
 436                                            request_extension ? request_extension : "");
 437
 438         gboolean ret = sipe_svc_wsdl_request(sipe_private,
 439                                              session,
 440                                              auth_uri,
 441                                              "xmlns:soap=\"http://www.w3.org/2003/05/soap-envelope\" "
 442                                              "xmlns:wst=\"http://schemas.xmlsoap.org/ws/2005/02/trust\"",
 443                                              "http://schemas.xmlsoap.org/ws/2005/02/trust/RST/Issue",
 444                                              wsse_security,
 445                                              soap_body,
 446                                              content_type,
 447                                              sipe_svc_wsdl_response,
 448                                              callback,
 449                                              callback_data);
 450         g_free(soap_body);
 451
 452         return(ret);
 453 }
 454
 455 static gboolean request_user_password(struct sipe_core_private *sipe_private,
 456                                       struct sipe_svc_session *session,
 457                                       const gchar *service_uri,
 458                                       const gchar *auth_uri,
 459                                       const gchar *content_type,
 460                                       const gchar *request_extension,
 461                                       sipe_svc_callback *callback,
 462                                       gpointer callback_data)
 463 {
 464         /* Only cleartext passwords seem to be accepted... */
 465         gchar *wsse_security = g_strdup_printf("<wsse:UsernameToken>"
 466                                                " <wsse:Username>%s</wsse:Username>"
 467                                                " <wsse:Password>%s</wsse:Password>"
 468                                                "</wsse:UsernameToken>",
 469                                                sipe_private->username,
 470                                                sipe_private->password ? sipe_private->password : "");
 471
 472         gboolean ret = request_passport(sipe_private,
 473                                         session,
 474                                         service_uri,
 475                                         auth_uri,
 476                                         wsse_security,
 477                                         content_type,
 478                                         request_extension,
 479                                         callback,
 480                                         callback_data);
 481         g_free(wsse_security);
 482
 483         return(ret);
 484 }
 485
 486 gboolean sipe_svc_webticket_adfs(struct sipe_core_private *sipe_private,
 487                                  struct sipe_svc_session *session,
 488                                  const gchar *adfs_uri,
 489                                  sipe_svc_callback *callback,
 490                                  gpointer callback_data)
 491 {
 492         return(request_user_password(sipe_private,
 493                                      session,
 494                                      "urn:federation:MicrosoftOnline",
 495                                      adfs_uri,
 496                                      /* ADFS is special, *sigh* */
 497                                      "application/soap+xml; charset=utf-8",
 498                                      "<wst:KeyType>http://schemas.xmlsoap.org/ws/2005/05/identity/NoProofKey</wst:KeyType>",
 499                                      callback,
 500                                      callback_data));
 501 }
 502
 503 #define LMC_URI "https://login.microsoftonline.com:443/RST2.srf"
 504
 505 gboolean sipe_svc_webticket_lmc(struct sipe_core_private *sipe_private,
 506                                 struct sipe_svc_session *session,
 507                                 const gchar *service_uri,
 508                                 sipe_svc_callback *callback,
 509                                 gpointer callback_data)
 510 {
 511         return(request_user_password(sipe_private,
 512                                      session,
 513                                      service_uri,
 514                                      LMC_URI,
 515                                      NULL,
 516                                      NULL,
 517                                      callback,
 518                                      callback_data));
 519 }
 520
 521 gboolean sipe_svc_webticket_lmc_federated(struct sipe_core_private *sipe_private,
 522                                           struct sipe_svc_session *session,
 523                                           const gchar *wsse_security,
 524                                           const gchar *service_uri,
 525                                           sipe_svc_callback *callback,
 526                                           gpointer callback_data)
 527 {
 528         return(request_passport(sipe_private,
 529                                 session,
 530                                 service_uri,
 531                                 LMC_URI,
 532                                 wsse_security,
 533                                 NULL,
 534                                 NULL,
 535                                 callback,
 536                                 callback_data));
 537 }
 538
 539 gboolean sipe_svc_webticket(struct sipe_core_private *sipe_private,
 540                             struct sipe_svc_session *session,
 541                             const gchar *uri,
 542                             const gchar *wsse_security,
 543                             const gchar *service_uri,
 544                             const struct sipe_tls_random *entropy,
 545                             sipe_svc_callback *callback,
 546                             gpointer callback_data)
 547 {
 548         gchar *uuid = get_uuid(sipe_private);
 549         gchar *secret = g_base64_encode(entropy->buffer, entropy->length);
 550         gchar *soap_body = g_strdup_printf("<wst:RequestSecurityToken Context=\"%s\">"
 551                                            " <wst:TokenType>http://docs.oasis-open.org/wss/oasis-wss-saml-token-profile-1.1#SAMLV1.1</wst:TokenType>"
 552                                            " <wst:RequestType>http://schemas.xmlsoap.org/ws/2005/02/trust/Issue</wst:RequestType>"
 553                                            " <wsp:AppliesTo>"
 554                                            "  <wsa:EndpointReference>"
 555                                            "   <wsa:Address>%s</wsa:Address>"
 556                                            "  </wsa:EndpointReference>"
 557                                            " </wsp:AppliesTo>"
 558                                            " <wst:Claims Dialect=\"urn:component:Microsoft.Rtc.WebAuthentication.2010:authclaims\">"
 559                                            "  <auth:ClaimType Uri=\"http://schemas.xmlsoap.org/ws/2005/05/identity/claims/uri\" Optional=\"false\">"
 560                                            "   <auth:Value>sip:%s</auth:Value>"
 561                                            "  </auth:ClaimType>"
 562                                            " </wst:Claims>"
 563                                            " <wst:Entropy>"
 564                                            "  <wst:BinarySecret>%s</wst:BinarySecret>"
 565                                            " </wst:Entropy>"
 566                                            " <wst:KeyType>http://docs.oasis-open.org/ws-sx/ws-trust/200512/SymmetricKey</wst:KeyType>"
 567                                            "</wst:RequestSecurityToken>",
 568                                            uuid,
 569                                            service_uri,
 570                                            sipe_private->username,
 571                                            secret);
 572
 573         gboolean ret = new_soap_req(sipe_private,
 574                                     session,
 575                                     uri,
 576                                     "http://docs.oasis-open.org/ws-sx/ws-trust/200512/RST/Issue",
 577                                     wsse_security,
 578                                     soap_body,
 579                                     sipe_svc_wsdl_response,
 580                                     callback,
 581                                     callback_data);
 582         g_free(soap_body);
 583         g_free(secret);
 584         g_free(uuid);
 585
 586         return(ret);
 587 }
 588
 589 static void sipe_svc_metadata_response(struct sipe_core_private *sipe_private,
 590                                        struct svc_request *data,
 591                                        const gchar *raw,
 592                                        sipe_xml *xml)
 593 {
 594         if (xml) {
 595                 /* Callback: success */
 596                 (*data->cb)(sipe_private, data->uri, raw, xml, data->cb_data);
 597         } else {
 598                 /* Callback: failed */
 599                 (*data->cb)(sipe_private, data->uri, NULL, NULL, data->cb_data);
 600         }
 601 }
 602
 603 gboolean sipe_svc_realminfo(struct sipe_core_private *sipe_private,
 604                             struct sipe_svc_session *session,
 605                             sipe_svc_callback *callback,
 606                             gpointer callback_data)
 607 {
 608         gchar *realminfo_uri = g_strdup_printf("https://login.microsoftonline.com/getuserrealm.srf?login=%s&xml=1",
 609                                                sipe_private->username);
 610         gboolean ret = sipe_svc_https_request(sipe_private,
 611                                               session,
 612                                               realminfo_uri,
 613                                               NULL,
 614                                               NULL,
 615                                               NULL,
 616                                               sipe_svc_metadata_response,
 617                                               callback,
 618                                               callback_data);
 619         g_free(realminfo_uri);
 620         return(ret);
 621 }
 622
 623 gboolean sipe_svc_metadata(struct sipe_core_private *sipe_private,
 624                            struct sipe_svc_session *session,
 625                            const gchar *uri,
 626                            sipe_svc_callback *callback,
 627                            gpointer callback_data)
 628 {
 629         gchar *mex_uri = g_strdup_printf("%s/mex", uri);
 630         gboolean ret = sipe_svc_https_request(sipe_private,
 631                                               session,
 632                                               mex_uri,
 633                                               NULL,
 634                                               NULL,
 635                                               NULL,
 636                                               sipe_svc_metadata_response,
 637                                               callback,
 638                                               callback_data);
 639         g_free(mex_uri);
 640         return(ret);
 641 }
 642
 643 /*
 644   Local Variables:
 645   mode: c
 646   c-file-style: "bsd"
 647   indent-tabs-mode: t
 648   tab-width: 8
 649   End:
 650 */