src/core/sipe-svc.c

   1 /**
   2  * @file sipe-svc.c
   3  *
   4  * pidgin-sipe
   5  *
   6  * Copyright (C) 2011-2014 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         gboolean shutting_down;
  66 };
  67
  68 struct sipe_svc_session {
  69         struct sipe_http_session *session;
  70 };
  71
  72 static void sipe_svc_request_free(struct sipe_core_private *sipe_private,
  73                                   struct svc_request *data)
  74 {
  75         if (data->request)
  76                 sipe_http_request_cancel(data->request);
  77         if (data->cb)
  78                 /* Callback: aborted */
  79                 (*data->cb)(sipe_private, NULL, NULL, NULL, data->cb_data);
  80         g_free(data->uri);
  81         g_free(data);
  82 }
  83
  84 void sipe_svc_free(struct sipe_core_private *sipe_private)
  85 {
  86         struct sipe_svc *svc = sipe_private->svc;
  87         if (!svc)
  88                 return;
  89
  90         /* Web Service stack is shutting down: reject all new requests */
  91         svc->shutting_down = TRUE;
  92
  93         if (svc->pending_requests) {
  94                 GSList *entry = svc->pending_requests;
  95                 while (entry) {
  96                         sipe_svc_request_free(sipe_private, entry->data);
  97                         entry = entry->next;
  98                 }
  99                 g_slist_free(svc->pending_requests);
 100         }
 101
 102         g_free(svc);
 103         sipe_private->svc = NULL;
 104 }
 105
 106 static void sipe_svc_init(struct sipe_core_private *sipe_private)
 107 {
 108         if (sipe_private->svc)
 109                 return;
 110
 111         sipe_private->svc = g_new0(struct sipe_svc, 1);
 112 }
 113
 114 struct sipe_svc_session *sipe_svc_session_start(void)
 115 {
 116         struct sipe_svc_session *session = g_new0(struct sipe_svc_session, 1);
 117         session->session = sipe_http_session_start();
 118         return(session);
 119 }
 120
 121 void sipe_svc_session_close(struct sipe_svc_session *session)
 122 {
 123         if (session) {
 124                 sipe_http_session_close(session->session);
 125                 g_free(session);
 126         }
 127 }
 128
 129 static void sipe_svc_https_response(struct sipe_core_private *sipe_private,
 130                                     guint status,
 131                                     SIPE_UNUSED_PARAMETER GSList *headers,
 132                                     const gchar *body,
 133                                     gpointer callback_data)
 134 {
 135         struct svc_request *data = callback_data;
 136         struct sipe_svc *svc = sipe_private->svc;
 137
 138         SIPE_DEBUG_INFO("sipe_svc_https_response: code %d", status);
 139         data->request = NULL;
 140
 141         if ((status == SIPE_HTTP_STATUS_OK) && body) {
 142                 sipe_xml *xml = sipe_xml_parse(body, strlen(body));
 143                 /* Internal callback: success */
 144                 (*data->internal_cb)(sipe_private, data, body, xml);
 145                 sipe_xml_free(xml);
 146         } else {
 147                 /* Internal callback: failed */
 148                 (*data->internal_cb)(sipe_private, data, NULL, NULL);
 149         }
 150
 151         /* Internal callback has already called this */
 152         data->cb = NULL;
 153
 154         svc->pending_requests = g_slist_remove(svc->pending_requests,
 155                                                data);
 156         sipe_svc_request_free(sipe_private, data);
 157 }
 158
 159 /**
 160  * Send GET request when @c body is NULL, otherwise send POST request
 161  *
 162  * @param content_type MIME type for body content (ignored when body is @c NULL)
 163  * @param soap_action  SOAP action header value   (ignored when body is @c NULL)
 164  * @param body         body contents              (may be @c NULL)
 165  */
 166 static gboolean sipe_svc_https_request(struct sipe_core_private *sipe_private,
 167                                        struct sipe_svc_session *session,
 168                                        const gchar *uri,
 169                                        const gchar *content_type,
 170                                        const gchar *soap_action,
 171                                        const gchar *body,
 172                                        svc_callback *internal_callback,
 173                                        sipe_svc_callback *callback,
 174                                        gpointer callback_data)
 175 {
 176         struct svc_request *data = g_new0(struct svc_request, 1);
 177         struct sipe_http_request *request = NULL;
 178         struct sipe_svc *svc;
 179
 180         sipe_svc_init(sipe_private);
 181         svc = sipe_private->svc;
 182
 183         if (svc->shutting_down) {
 184                 SIPE_DEBUG_ERROR("sipe_svc_https_request: new Web Service request during shutdown: THIS SHOULD NOT HAPPEN! Debugging information:\n"
 185                                  "URI:    %s\n"
 186                                  "Action: %s\n"
 187                                  "Body:   %s\n",
 188                                  uri,
 189                                  soap_action ? soap_action : "<NONE>",
 190                                  body ? body : "<EMPTY>");
 191         } else {
 192                 if (body) {
 193                         gchar *headers = g_strdup_printf("SOAPAction: \"%s\"\r\n",
 194                                                          soap_action);
 195
 196                         request = sipe_http_request_post(sipe_private,
 197                                                          uri,
 198                                                          headers,
 199                                                          body,
 200                                                          content_type,
 201                                                          sipe_svc_https_response,
 202                                                          data);
 203                         g_free(headers);
 204
 205                 } else {
 206                         request = sipe_http_request_get(sipe_private,
 207                                                         uri,
 208                                                         NULL,
 209                                                         sipe_svc_https_response,
 210                                                         data);
 211                 }
 212         }
 213
 214         if (request) {
 215                 data->internal_cb = internal_callback;
 216                 data->cb          = callback;
 217                 data->cb_data     = callback_data;
 218                 data->request     = request;
 219                 data->uri         = g_strdup(uri);
 220
 221                 svc->pending_requests = g_slist_prepend(svc->pending_requests,
 222                                                         data);
 223
 224                 sipe_http_request_session(request, session->session);
 225                 sipe_http_request_ready(request);
 226
 227         } else {
 228                 SIPE_DEBUG_ERROR("failed to create HTTP connection to %s", uri);
 229                 g_free(data);
 230         }
 231
 232         return(request != NULL);
 233 }
 234
 235 static gboolean sipe_svc_wsdl_request(struct sipe_core_private *sipe_private,
 236                                       struct sipe_svc_session *session,
 237                                       const gchar *uri,
 238                                       const gchar *additional_ns,
 239                                       const gchar *soap_action,
 240                                       const gchar *wsse_security,
 241                                       const gchar *soap_body,
 242                                       const gchar *content_type,
 243                                       svc_callback *internal_callback,
 244                                       sipe_svc_callback *callback,
 245                                       gpointer callback_data)
 246 {
 247         /* Only generate SOAP header if we have a security token */
 248         gchar *soap_header = wsse_security ?
 249                 g_strdup_printf("<soap:Header>"
 250                                 " <wsa:To>%s</wsa:To>"
 251                                 " <wsa:ReplyTo>"
 252                                 "  <wsa:Address>http://www.w3.org/2005/08/addressing/anonymous</wsa:Address>"
 253                                 " </wsa:ReplyTo>"
 254                                 " <wsa:Action>%s</wsa:Action>"
 255                                 " <wsse:Security>%s</wsse:Security>"
 256                                 "</soap:Header>",
 257                                 uri,
 258                                 soap_action,
 259                                 wsse_security) :
 260                 g_strdup("");
 261         gchar *body = g_strdup_printf("<?xml version=\"1.0\"?>\r\n"
 262                                       "<soap:Envelope %s"
 263                                       " xmlns:auth=\"http://schemas.xmlsoap.org/ws/2006/12/authorization\""
 264                                       " xmlns:wsa=\"http://www.w3.org/2005/08/addressing\""
 265                                       " xmlns:wsp=\"http://schemas.xmlsoap.org/ws/2004/09/policy\""
 266                                       " xmlns:wsse=\"http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd\""
 267                                       " xmlns:wsu=\"http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd\""
 268                                       " >"
 269                                       "%s"
 270                                       " <soap:Body>%s</soap:Body>"
 271                                       "</soap:Envelope>",
 272                                       additional_ns,
 273                                       soap_header,
 274                                       soap_body);
 275
 276         gboolean ret = sipe_svc_https_request(sipe_private,
 277                                               session,
 278                                               uri,
 279                                               content_type ? content_type : "text/xml",
 280                                               soap_action,
 281                                               body,
 282                                               internal_callback,
 283                                               callback,
 284                                               callback_data);
 285         g_free(soap_header);
 286         g_free(body);
 287
 288         return(ret);
 289 }
 290
 291 static gboolean new_soap_req(struct sipe_core_private *sipe_private,
 292                              struct sipe_svc_session *session,
 293                              const gchar *uri,
 294                              const gchar *soap_action,
 295                              const gchar *wsse_security,
 296                              const gchar *soap_body,
 297                              svc_callback *internal_callback,
 298                              sipe_svc_callback *callback,
 299                              gpointer callback_data)
 300 {
 301         return(sipe_svc_wsdl_request(sipe_private,
 302                                      session,
 303                                      uri,
 304                                      "xmlns:saml=\"urn:oasis:names:tc:SAML:1.0:assertion\" "
 305                                      "xmlns:soap=\"http://schemas.xmlsoap.org/soap/envelope/\" "
 306                                      "xmlns:wst=\"http://docs.oasis-open.org/ws-sx/ws-trust/200512\"",
 307                                      soap_action,
 308                                      wsse_security,
 309                                      soap_body,
 310                                      NULL,
 311                                      internal_callback,
 312                                      callback,
 313                                      callback_data));
 314 }
 315
 316 static void sipe_svc_wsdl_response(struct sipe_core_private *sipe_private,
 317                                    struct svc_request *data,
 318                                    const gchar *raw,
 319                                    sipe_xml *xml)
 320 {
 321         if (xml) {
 322                 /* Callback: success */
 323                 (*data->cb)(sipe_private, data->uri, raw, xml, data->cb_data);
 324         } else {
 325                 /* Callback: failed */
 326                 (*data->cb)(sipe_private, data->uri, NULL, NULL, data->cb_data);
 327         }
 328 }
 329
 330 gboolean sipe_svc_get_and_publish_cert(struct sipe_core_private *sipe_private,
 331                                        struct sipe_svc_session *session,
 332                                        const gchar *uri,
 333                                        const gchar *wsse_security,
 334                                        const gchar *certreq,
 335                                        sipe_svc_callback *callback,
 336                                        gpointer callback_data)
 337 {
 338         struct sipe_tls_random id;
 339         gchar *id_base64;
 340         gchar *id_uuid;
 341         gchar *uuid = get_uuid(sipe_private);
 342         gchar *soap_body;
 343         gboolean ret;
 344
 345         /* random request ID */
 346         sipe_tls_fill_random(&id, 256);
 347         id_base64 = g_base64_encode(id.buffer, id.length);
 348         sipe_tls_free_random(&id);
 349         id_uuid = generateUUIDfromEPID(id_base64);
 350         g_free(id_base64);
 351
 352         soap_body = g_strdup_printf("<GetAndPublishCert"
 353                                     " xmlns=\"http://schemas.microsoft.com/OCS/AuthWebServices/\""
 354                                     " xmlns:wst=\"http://docs.oasis-open.org/ws-sx/ws-trust/200512/\""
 355                                     " xmlns:wstep=\"http://schemas.microsoft.com/windows/pki/2009/01/enrollment\""
 356                                     " DeviceId=\"{%s}\""
 357                                     " Entity=\"%s\""
 358                                     ">"
 359                                     " <wst:RequestSecurityToken>"
 360                                     "  <wst:TokenType>http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3</wst:TokenType>"
 361                                     "  <wst:RequestType>http://docs.oasis-open.org/ws-sx/ws-trust/200512/Issue</wst:RequestType>"
 362                                     "  <wsse:BinarySecurityToken"
 363                                     "   ValueType=\"http://schemas.microsoft.com/OCS/AuthWebServices.xsd#PKCS10\""
 364                                     "   EncodingType=\"http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd#Base64Binary\""
 365                                     "  >\r\n%s</wsse:BinarySecurityToken>"
 366                                     "  <wstep:RequestID>%s</wstep:RequestID>"
 367                                     " </wst:RequestSecurityToken>"
 368                                     "</GetAndPublishCert>",
 369                                     uuid,
 370                                     sipe_private->username,
 371                                     certreq,
 372                                     id_uuid);
 373         g_free(id_uuid);
 374         g_free(uuid);
 375
 376         ret = new_soap_req(sipe_private,
 377                            session,
 378                            uri,
 379                            "http://schemas.microsoft.com/OCS/AuthWebServices/GetAndPublishCert",
 380                            wsse_security,
 381                            soap_body,
 382                            sipe_svc_wsdl_response,
 383                            callback,
 384                            callback_data);
 385         g_free(soap_body);
 386
 387         return(ret);
 388 }
 389
 390 gboolean sipe_svc_ab_entry_request(struct sipe_core_private *sipe_private,
 391                                    struct sipe_svc_session *session,
 392                                    const gchar *uri,
 393                                    const gchar *wsse_security,
 394                                    const gchar *search,
 395                                    guint max_returns,
 396                                    sipe_svc_callback *callback,
 397                                    gpointer callback_data)
 398 {
 399         gboolean ret;
 400         gchar *soap_body = g_strdup_printf("<SearchAbEntry"
 401                                            " xmlns=\"DistributionListExpander\""
 402                                            " xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""
 403                                            " xmlns:soapenc=\"http://schemas.xmlsoap.org/soap/encoding/\""
 404                                            ">"
 405                                            " <AbEntryRequest>"
 406                                            "  %s"
 407                                            "  <Metadata>"
 408                                            "   <FromDialPad>false</FromDialPad>"
 409                                            "   <MaxResultNum>%d</MaxResultNum>"
 410                                            "   <ReturnList>displayName,msRTCSIP-PrimaryUserAddress,title,telephoneNumber,homePhone,mobile,otherTelephone,mail,company,country,photoRelPath,photoSize,photoHash</ReturnList>"
 411                                            "  </Metadata>"
 412                                            " </AbEntryRequest>"
 413                                            "</SearchAbEntry>",
 414                                            search,
 415                                            max_returns);
 416
 417         ret = new_soap_req(sipe_private,
 418                            session,
 419                            uri,
 420                            "DistributionListExpander/IAddressBook/SearchAbEntry",
 421                            wsse_security,
 422                            soap_body,
 423                            sipe_svc_wsdl_response,
 424                            callback,
 425                            callback_data);
 426         g_free(soap_body);
 427
 428         return(ret);
 429 }
 430
 431 /* Requests to login.microsoftonline.com & ADFS */
 432 static gboolean request_passport(struct sipe_core_private *sipe_private,
 433                                  struct sipe_svc_session *session,
 434                                  const gchar *service_uri,
 435                                  const gchar *auth_uri,
 436                                  const gchar *wsse_security,
 437                                  const gchar *content_type,
 438                                  const gchar *request_extension,
 439                                  sipe_svc_callback *callback,
 440                                  gpointer callback_data)
 441 {
 442         gchar *soap_body = g_strdup_printf("<wst:RequestSecurityToken>"
 443                                            " <wst:RequestType>http://schemas.xmlsoap.org/ws/2005/02/trust/Issue</wst:RequestType>"
 444                                            " <wsp:AppliesTo>"
 445                                            "  <wsa:EndpointReference>"
 446                                            "   <wsa:Address>%s</wsa:Address>"
 447                                            "  </wsa:EndpointReference>"
 448                                            " </wsp:AppliesTo>"
 449                                            " %s"
 450                                            "</wst:RequestSecurityToken>",
 451                                            service_uri,
 452                                            request_extension ? request_extension : "");
 453
 454         gboolean ret = sipe_svc_wsdl_request(sipe_private,
 455                                              session,
 456                                              auth_uri,
 457                                              "xmlns:soap=\"http://www.w3.org/2003/05/soap-envelope\" "
 458                                              "xmlns:wst=\"http://schemas.xmlsoap.org/ws/2005/02/trust\"",
 459                                              "http://schemas.xmlsoap.org/ws/2005/02/trust/RST/Issue",
 460                                              wsse_security,
 461                                              soap_body,
 462                                              content_type,
 463                                              sipe_svc_wsdl_response,
 464                                              callback,
 465                                              callback_data);
 466         g_free(soap_body);
 467
 468         return(ret);
 469 }
 470
 471 static gboolean request_user_password(struct sipe_core_private *sipe_private,
 472                                       struct sipe_svc_session *session,
 473                                       const gchar *service_uri,
 474                                       const gchar *auth_uri,
 475                                       const gchar *content_type,
 476                                       const gchar *request_extension,
 477                                       sipe_svc_callback *callback,
 478                                       gpointer callback_data)
 479 {
 480         /* Only cleartext passwords seem to be accepted... */
 481         gchar *wsse_security = g_markup_printf_escaped("<wsse:UsernameToken>"
 482                                                        " <wsse:Username>%s</wsse:Username>"
 483                                                        " <wsse:Password>%s</wsse:Password>"
 484                                                        "</wsse:UsernameToken>",
 485                                                        sipe_private->authuser ? sipe_private->authuser : sipe_private->username,
 486                                                        sipe_private->password ? sipe_private->password : "");
 487
 488         gboolean ret = request_passport(sipe_private,
 489                                         session,
 490                                         service_uri,
 491                                         auth_uri,
 492                                         wsse_security,
 493                                         content_type,
 494                                         request_extension,
 495                                         callback,
 496                                         callback_data);
 497         g_free(wsse_security);
 498
 499         return(ret);
 500 }
 501
 502 gboolean sipe_svc_webticket_adfs(struct sipe_core_private *sipe_private,
 503                                  struct sipe_svc_session *session,
 504                                  const gchar *adfs_uri,
 505                                  sipe_svc_callback *callback,
 506                                  gpointer callback_data)
 507 {
 508         return(request_user_password(sipe_private,
 509                                      session,
 510                                      "urn:federation:MicrosoftOnline",
 511                                      adfs_uri,
 512                                      /* ADFS is special, *sigh* */
 513                                      "application/soap+xml; charset=utf-8",
 514                                      "<wst:KeyType>http://schemas.xmlsoap.org/ws/2005/05/identity/NoProofKey</wst:KeyType>",
 515                                      callback,
 516                                      callback_data));
 517 }
 518
 519 #define LMC_URI "https://login.microsoftonline.com:443/RST2.srf"
 520
 521 gboolean sipe_svc_webticket_lmc(struct sipe_core_private *sipe_private,
 522                                 struct sipe_svc_session *session,
 523                                 const gchar *service_uri,
 524                                 sipe_svc_callback *callback,
 525                                 gpointer callback_data)
 526 {
 527         return(request_user_password(sipe_private,
 528                                      session,
 529                                      service_uri,
 530                                      LMC_URI,
 531                                      NULL,
 532                                      NULL,
 533                                      callback,
 534                                      callback_data));
 535 }
 536
 537 gboolean sipe_svc_webticket_lmc_federated(struct sipe_core_private *sipe_private,
 538                                           struct sipe_svc_session *session,
 539                                           const gchar *wsse_security,
 540                                           const gchar *service_uri,
 541                                           sipe_svc_callback *callback,
 542                                           gpointer callback_data)
 543 {
 544         return(request_passport(sipe_private,
 545                                 session,
 546                                 service_uri,
 547                                 LMC_URI,
 548                                 wsse_security,
 549                                 NULL,
 550                                 NULL,
 551                                 callback,
 552                                 callback_data));
 553 }
 554
 555 gboolean sipe_svc_webticket(struct sipe_core_private *sipe_private,
 556                             struct sipe_svc_session *session,
 557                             const gchar *uri,
 558                             const gchar *wsse_security,
 559                             const gchar *service_uri,
 560                             const struct sipe_tls_random *entropy,
 561                             sipe_svc_callback *callback,
 562                             gpointer callback_data)
 563 {
 564         gchar *uuid = get_uuid(sipe_private);
 565         gchar *secret = g_base64_encode(entropy->buffer, entropy->length);
 566         gchar *soap_body = g_strdup_printf("<wst:RequestSecurityToken Context=\"%s\">"
 567                                            " <wst:TokenType>http://docs.oasis-open.org/wss/oasis-wss-saml-token-profile-1.1#SAMLV1.1</wst:TokenType>"
 568                                            " <wst:RequestType>http://schemas.xmlsoap.org/ws/2005/02/trust/Issue</wst:RequestType>"
 569                                            " <wsp:AppliesTo>"
 570                                            "  <wsa:EndpointReference>"
 571                                            "   <wsa:Address>%s</wsa:Address>"
 572                                            "  </wsa:EndpointReference>"
 573                                            " </wsp:AppliesTo>"
 574                                            " <wst:Claims Dialect=\"urn:component:Microsoft.Rtc.WebAuthentication.2010:authclaims\">"
 575                                            "  <auth:ClaimType Uri=\"http://schemas.xmlsoap.org/ws/2005/05/identity/claims/uri\" Optional=\"false\">"
 576                                            "   <auth:Value>sip:%s</auth:Value>"
 577                                            "  </auth:ClaimType>"
 578                                            " </wst:Claims>"
 579                                            " <wst:Entropy>"
 580                                            "  <wst:BinarySecret>%s</wst:BinarySecret>"
 581                                            " </wst:Entropy>"
 582                                            " <wst:KeyType>http://docs.oasis-open.org/ws-sx/ws-trust/200512/SymmetricKey</wst:KeyType>"
 583                                            "</wst:RequestSecurityToken>",
 584                                            uuid,
 585                                            service_uri,
 586                                            sipe_private->username,
 587                                            secret);
 588
 589         gboolean ret = new_soap_req(sipe_private,
 590                                     session,
 591                                     uri,
 592                                     "http://docs.oasis-open.org/ws-sx/ws-trust/200512/RST/Issue",
 593                                     wsse_security,
 594                                     soap_body,
 595                                     sipe_svc_wsdl_response,
 596                                     callback,
 597                                     callback_data);
 598         g_free(soap_body);
 599         g_free(secret);
 600         g_free(uuid);
 601
 602         return(ret);
 603 }
 604
 605 static void sipe_svc_metadata_response(struct sipe_core_private *sipe_private,
 606                                        struct svc_request *data,
 607                                        const gchar *raw,
 608                                        sipe_xml *xml)
 609 {
 610         if (xml) {
 611                 /* Callback: success */
 612                 (*data->cb)(sipe_private, data->uri, raw, xml, data->cb_data);
 613         } else {
 614                 /* Callback: failed */
 615                 (*data->cb)(sipe_private, data->uri, NULL, NULL, data->cb_data);
 616         }
 617 }
 618
 619 gboolean sipe_svc_realminfo(struct sipe_core_private *sipe_private,
 620                             struct sipe_svc_session *session,
 621                             sipe_svc_callback *callback,
 622                             gpointer callback_data)
 623 {
 624         /*
 625          * For some users RealmInfo response is different for authuser and
 626          * username. Use authuser, but only if it looks like "user@domain".
 627          */
 628         gchar *realminfo_uri = g_strdup_printf("https://login.microsoftonline.com/getuserrealm.srf?login=%s&xml=1",
 629                                                sipe_private->authuser && strchr(sipe_private->authuser, '@') ?
 630                                                sipe_private->authuser : sipe_private->username);
 631         gboolean ret = sipe_svc_https_request(sipe_private,
 632                                               session,
 633                                               realminfo_uri,
 634                                               NULL,
 635                                               NULL,
 636                                               NULL,
 637                                               sipe_svc_metadata_response,
 638                                               callback,
 639                                               callback_data);
 640         g_free(realminfo_uri);
 641         return(ret);
 642 }
 643
 644 gboolean sipe_svc_metadata(struct sipe_core_private *sipe_private,
 645                            struct sipe_svc_session *session,
 646                            const gchar *uri,
 647                            sipe_svc_callback *callback,
 648                            gpointer callback_data)
 649 {
 650         gchar *mex_uri = g_strdup_printf("%s/mex", uri);
 651         gboolean ret = sipe_svc_https_request(sipe_private,
 652                                               session,
 653                                               mex_uri,
 654                                               NULL,
 655                                               NULL,
 656                                               NULL,
 657                                               sipe_svc_metadata_response,
 658                                               callback,
 659                                               callback_data);
 660         g_free(mex_uri);
 661         return(ret);
 662 }
 663
 664 /*
 665   Local Variables:
 666   mode: c
 667   c-file-style: "bsd"
 668   indent-tabs-mode: t
 669   tab-width: 8
 670   End:
 671 */