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      1 /*
      2  * libjingle
      3  * Copyright 2010, Google Inc.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are met:
      7  *
      8  *  1. Redistributions of source code must retain the above copyright notice,
      9  *     this list of conditions and the following disclaimer.
     10  *  2. Redistributions in binary form must reproduce the above copyright notice,
     11  *     this list of conditions and the following disclaimer in the documentation
     12  *     and/or other materials provided with the distribution.
     13  *  3. The name of the author may not be used to endorse or promote products
     14  *     derived from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
     17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
     19  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     20  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #include "talk/p2p/base/sessiondescription.h"
     29 
     30 #include "talk/xmllite/xmlelement.h"
     31 
     32 namespace cricket {
     33 
     34 const ContentInfo* FindContentInfoByName(
     35     const ContentInfos& contents, const std::string& name) {
     36   for (ContentInfos::const_iterator content = contents.begin();
     37        content != contents.end(); content++) {
     38     if (content->name == name) {
     39       return &(*content);
     40     }
     41   }
     42   return NULL;
     43 }
     44 
     45 const ContentInfo* FindContentInfoByType(
     46     const ContentInfos& contents, const std::string& type) {
     47   for (ContentInfos::const_iterator content = contents.begin();
     48        content != contents.end(); content++) {
     49     if (content->type == type) {
     50       return &(*content);
     51     }
     52   }
     53   return NULL;
     54 }
     55 
     56 const ContentInfo* SessionDescription::GetContentByName(
     57     const std::string& name) const {
     58   return FindContentInfoByName(contents_, name);
     59 }
     60 
     61 const ContentInfo* SessionDescription::FirstContentByType(
     62     const std::string& type) const {
     63   return FindContentInfoByType(contents_, type);
     64 }
     65 
     66 void SessionDescription::AddContent(const std::string& name,
     67                                     const std::string& type,
     68                                     const ContentDescription* description) {
     69   contents_.push_back(ContentInfo(name, type, description));
     70 }
     71 
     72 }  // namespace cricket
     73