source/diameter/codec/EngineImpl.cpp

   1 // ANNA - Anna is Not Nothingness Anymore                                                         //
   2 //                                                                                                //
   3 // (c) Copyright 2005-2015 Eduardo Ramos Testillano & Francisco Ruiz Rayo                         //
   4 //                                                                                                //
   5 // See project site at http://redmine.teslayout.com/projects/anna-suite                           //
   6 // See accompanying file LICENSE or copy at http://www.teslayout.com/projects/public/anna.LICENSE //
   7
   8
   9 // Local
  10 #include <anna/diameter/codec/EngineImpl.hpp>
  11 #include <anna/diameter/codec/Message.hpp>
  12 #include <anna/diameter/codec/Avp.hpp>
  13 #include <anna/diameter/stack/Engine.hpp>
  14 #include <anna/diameter/stack/Dictionary.hpp>
  15 #include <anna/diameter/stack/Command.hpp>
  16 #include <anna/diameter/internal/sccs.hpp>
  17 #include <anna/diameter/defines.hpp>
  18
  19 #include <anna/xml/xml.hpp>
  20 #include <anna/core/tracing/Logger.hpp>
  21 #include <anna/core/tracing/TraceMethod.hpp>
  22 #include <anna/core/functions.hpp>
  23 #include <anna/core/mt/Guard.hpp>
  24
  25
  26 using namespace anna::diameter::codec;
  27
  28
  29 //------------------------------------------------------------------------------
  30 //----------------------------------------------------- EngineImpl::EngineImpl()
  31 //------------------------------------------------------------------------------
  32 EngineImpl::EngineImpl(const char* className, const stack::Dictionary * dictionary) :
  33   anna::Component(className),
  34   a_dictionary(dictionary),
  35   a_validationDepth(ValidationDepth::FirstError),
  36   a_validationMode(ValidationMode::AfterDecoding),
  37   a_singleFailedAVP(true),
  38   a_ignoreFlags(false),
  39   a_fixMode(FixMode::BeforeEncoding) {
  40   anna::diameter::sccs::activate();
  41   anna::xml::functions::initialize();
  42 }
  43
  44
  45 //------------------------------------------------------------------------------
  46 //------------------------------------------------------ EngineImpl::createAvp()
  47 //------------------------------------------------------------------------------
  48 Avp* EngineImpl::createAvp(const AvpId *id) throw(anna::RuntimeException) {
  49   Avp *result(NULL);
  50   anna::Guard guard(this, "diameter::codec::EngineImpl::createAvp");
  51
  52   if((result = allocateAvp()) == NULL)
  53     throw anna::RuntimeException("diameter::codec::EngineImpl::allocateAvp returns NULL", ANNA_FILE_LOCATION);
  54
  55   // Sets engine
  56   result->setEngine((Engine*)this);
  57
  58   //result->clear(); better clear this at releaseAvp(), see class-help implementation example
  59   if(id) result->setId(*id);
  60
  61   return result;
  62 }
  63
  64
  65 //------------------------------------------------------------------------------
  66 //-------------------------------------------------- EngineImpl::createMessage()
  67 //------------------------------------------------------------------------------
  68 Message* EngineImpl::createMessage(const CommandId *id) throw(anna::RuntimeException) {
  69   Message *result(NULL);
  70   anna::Guard guard(this, "diameter::codec::EngineImpl::createMessage");
  71
  72   if((result = allocateMessage()) == NULL)
  73     throw anna::RuntimeException("diameter::codec::EngineImpl::allocateMessage returns NULL", ANNA_FILE_LOCATION);
  74
  75   // Sets engine
  76   result->setEngine((Engine*)this);
  77
  78   //result->clear(); better clear this at releaseMessage(), see class-help implementation example
  79   if(id) result->setId(*id);
  80
  81   return result;
  82 }
  83
  84
  85 //------------------------------------------------------------------------------
  86 //-------------------------------------------------- EngineImpl::createMessage()
  87 //------------------------------------------------------------------------------
  88 Message *EngineImpl::createMessage(const std::string & xmlPathFile) throw(anna::RuntimeException) {
  89   Message *result = createMessage();
  90   result->loadXML(xmlPathFile);
  91   return result;
  92 }
  93
  94
  95
  96 std::string EngineImpl::asString(void) const throw() {
  97   std::string result = anna::Component::asString();
  98   result += "\nValidationDepth: ";
  99   result += asText(a_validationDepth);
 100   result += "\nValidationMode: ";
 101   result += asText(a_validationMode);
 102   result += "\nSingle Failed-AVP: ";
 103   result += a_singleFailedAVP ? "yes" : "no";
 104   result += "\nIgnore flags: ";
 105   result += a_ignoreFlags ? "yes" : "no";
 106   result += "\nFixMode: ";
 107   result += asText(a_fixMode);
 108   result += "\nActivated Dictionary: ";
 109   result += a_dictionary ? (a_dictionary->getName()) : "<null>";
 110   return result;
 111 }
 112
 113 //------------------------------------------------------------------------------
 114 //---------------------------------------------------------- EngineImpl::asXML()
 115 //------------------------------------------------------------------------------
 116 anna::xml::Node* EngineImpl::asXML(anna::xml::Node* parent) const
 117 throw() {
 118   parent = anna::Component::asXML(parent);
 119   anna::xml::Node* result = parent->createChild("diameter.codec.EngineImpl");
 120   result->createAttribute("ValidationDepth", asText(a_validationDepth));
 121   result->createAttribute("ValidationMode", asText(a_validationMode));
 122   result->createAttribute("SingleFailedAVP", a_singleFailedAVP ? "yes" : "no");
 123   result->createAttribute("IgnoreFlags", a_ignoreFlags ? "yes" : "no");
 124   result->createAttribute("FixMode", asText(a_fixMode));
 125   anna::xml::Node* dictionary = result->createChild("EngineImpl.ActivatedDictionary");
 126
 127   if(a_dictionary) a_dictionary->asXML(result);
 128
 129   return result;
 130 }
 131
 132 //------------------------------------------------------------------------------
 133 //--------------------------------------------------------- EngineImpl::asText()
 134 //------------------------------------------------------------------------------
 135 const char* EngineImpl::asText(const ValidationDepth::_v vd)
 136 throw() {
 137   static const char* text [] = { "Complete", "FirstError" };
 138   return text [vd];
 139 }
 140
 141 //------------------------------------------------------------------------------
 142 //--------------------------------------------------------- EngineImpl::asText()
 143 //------------------------------------------------------------------------------
 144 const char* EngineImpl::asText(const ValidationMode::_v vm)
 145 throw() {
 146   static const char* text [] = { "BeforeEncoding", "AfterDecoding", "Always", "Never" };
 147   return text [vm];
 148 }
 149
 150 //------------------------------------------------------------------------------
 151 //--------------------------------------------------------- EngineImpl::asText()
 152 //------------------------------------------------------------------------------
 153 const char* EngineImpl::asText(const FixMode::_v fm)
 154 throw() {
 155   static const char* text [] = { "BeforeEncoding", "AfterDecoding", "Always", "Never" };
 156   return text [fm];
 157 }
 158
 159 //------------------------------------------------------------------------------
 160 //---------------------------------------------- EngineImpl::validationAnomaly()
 161 //------------------------------------------------------------------------------
 162 void EngineImpl::validationAnomaly(const std::string & description) const throw(anna::RuntimeException) {
 163   std::string msg = "Validation error: ";
 164
 165   if(a_validationDepth == ValidationDepth::FirstError)
 166     throw anna::RuntimeException(msg + description, ANNA_FILE_LOCATION);
 167
 168   LOGWARNING(anna::Logger::warning(msg + description, ANNA_FILE_LOCATION));
 169 }
 170
 171
 172 //------------------------------------------------------------------------------
 173 //--------------------------------------------------- EngineImpl::avpIdForName()
 174 //------------------------------------------------------------------------------
 175 anna::diameter::AvpId EngineImpl::avpIdForName(const char * name) throw(anna::RuntimeException) {
 176   if(!name)
 177     throw anna::RuntimeException("Provided NULL Avp Logical Name", ANNA_FILE_LOCATION);
 178
 179   if(!a_dictionary) {
 180     std::string msg = "Cannot find identifier '"; msg += name;
 181     msg += "' for the avp: no dictionary available";
 182     throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
 183   }
 184
 185   const stack::Avp * stackAvp = a_dictionary->getAvp(name);
 186
 187   if(!stackAvp) {
 188     std::string msg = "Cannot find identifier '"; msg += name;
 189     msg += "' for the avp at the available dictionary";
 190     throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
 191   }
 192
 193   return (stackAvp->getId());
 194 }
 195
 196
 197 //------------------------------------------------------------------------------
 198 //----------------------------------------------- EngineImpl::commandIdForName()
 199 //------------------------------------------------------------------------------
 200 anna::diameter::CommandId EngineImpl::commandIdForName(const char * name) throw(anna::RuntimeException) {
 201   if(!name)
 202     throw anna::RuntimeException("Provided NULL Command Logical Name", ANNA_FILE_LOCATION);
 203
 204   if(!a_dictionary) {
 205     std::string msg = "Cannot find identifier '"; msg += name;
 206     msg += "' for the command: no dictionary available";
 207     throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
 208   }
 209
 210   const stack::Command * stackCommand = a_dictionary->getCommand(name);
 211
 212   if(!stackCommand) {
 213     std::string msg = "Cannot find identifier '"; msg += name;
 214     msg += "' for the command at the available dictionary";
 215     throw anna::RuntimeException(msg, ANNA_FILE_LOCATION);
 216   }
 217
 218   return (stackCommand->getId());
 219 }
 220