WDM UpdateResponse messages

Fixed the Builder and Parser to implement the latest spec while
still accept the deprecated format.
Implemented unit-tests and fixed the propagation of error codes
from the nested Builder objects.

src/lib/profiles/data-management/Current/MessageDef.h

@@ -197,6 +197,7 @@ class BuilderBase
 {
 public:
     void ResetError(void);
+    void ResetError(WEAVE_ERROR aErr);
     WEAVE_ERROR GetError(void) const { return mError; };
     nl::Weave::TLV::TLVWriter * GetWriter(void) { return mpWriter; };
 
@@ -224,6 +225,7 @@ class ListBuilderBase : public BuilderBase
 
 public:
     WEAVE_ERROR Init(nl::Weave::TLV::TLVWriter * const apWriter, const uint8_t aContextTagToUse);
+    WEAVE_ERROR Init(nl::Weave::TLV::TLVWriter * const apWriter);
 };
 
 /**
@@ -324,6 +326,7 @@ namespace StatusElement {
     };
 
     class Parser;
+    class Builder;
 }; // namespace DataElement
 
 /**
@@ -342,16 +345,36 @@ class StatusElement::Parser : public ParserBase
     // 3) any tag can only appear once
     // At the top level of the structure, unknown tags are ignored for foward compatibility
     WEAVE_ERROR CheckSchemaValidity(void) const;
+    WEAVE_ERROR CheckSchemaValidityDeprecated(void) const;
+    WEAVE_ERROR CheckSchemaValidityCurrent(void) const;
 
     // WEAVE_END_OF_TLV if there is no such element
     // WEAVE_ERROR_WRONG_TLV_TYPE if there is such element but it's not any of the defined unsigned integer types
-    WEAVE_ERROR GetProfileID(uint32_t * apProfileID) const;
+    WEAVE_ERROR GetProfileIDAndStatusCode(uint32_t * apProfileID, uint16_t * aStatusCode) const;
 
-    // WEAVE_END_OF_TLV if there is no such element
-    // WEAVE_ERROR_WRONG_TLV_TYPE if there is such element but it's not any of the defined unsigned integer types
-    WEAVE_ERROR GetStatus(uint16_t * apStatus) const;
+private:
+    bool mDeprecatedFormat;
+};
+
+/**
+ *  @brief
+ *    WDM Status Element encoder definition
+ */
+class StatusElement::Builder : public ListBuilderBase
+{
+public:
+    WEAVE_ERROR Init(nl::Weave::TLV::TLVWriter * const apWriter);
+    WEAVE_ERROR InitDeprecated(nl::Weave::TLV::TLVWriter * const apWriter);
+
+    StatusElement::Builder & ProfileIDAndStatus(const uint32_t aProfileID, const uint16_t aStatusCode);
+
+    StatusElement::Builder & EndOfStatusElement(void);
+
+private:
+    bool mDeprecatedFormat;
 };
 
+
 /**
  *  @brief
  *    WDM Data Element definition
@@ -661,14 +684,35 @@ class VersionList::Builder : public ListBuilderBase
 
 namespace StatusList {
     class Parser;
+    class Builder;
 }; // namespace StatusList
 
+/**
+ * StatusList builder.
+ * Supports both the current and the deprecated StatusList format.
+ */
+class StatusList::Builder : public ListBuilderBase
+{
+public:
+
+    /**
+     * Write the list as an array of structures, instead of an array of arrays.
+     */
+    void UseDeprecatedFormat() { this->mDeprecatedFormat = true; }
+
+    StatusList::Builder & AddStatus(uint32_t aProfileID, uint16_t aStatusCode);
+
+    StatusList::Builder & EndOfStatusList(void);
+private:
+    bool mDeprecatedFormat;
+
+};
+
 class StatusList::Parser : public ListParserBase
 {
 public:
     WEAVE_ERROR CheckSchemaValidity(void) const;
-    WEAVE_ERROR GetVersion(uint64_t * const apVersion);
-    WEAVE_ERROR GetStatusAndProfileID(uint32_t * const apProfileID, uint16_t * const apStatusCode);
+    WEAVE_ERROR GetProfileIDAndStatusCode(uint32_t * const apProfileID, uint16_t * const apStatusCode);
 };
 
 namespace ViewRequest {
@@ -1477,6 +1521,41 @@ namespace UpdateResponse {
     };
 
     class Parser;
+    class Builder;
+};
+
+/**
+ *  @brief
+ *    WDM Update Response encoder definition
+ */
+class UpdateResponse::Builder : public BuilderBase
+{
+public:
+    WEAVE_ERROR Init(nl::Weave::TLV::TLVWriter * const apWriter);
+    /**
+     *  @brief Create the VersionList::Builder
+     *
+     *  @return A reference to a VersionList::Builder
+     */
+    VersionList::Builder & CreateVersionListBuilder(void);
+
+    /**
+     *  @brief Create the StatusList::Builder
+     *
+     *  @return A reference to a StatusList::Builder
+     */
+    StatusList::Builder & CreateStatusListBuilder(void);
+
+    /**
+     *  @brief Mark the end of this message
+     *
+     *  @return A reference to *this
+     */
+    UpdateResponse::Builder & EndOfResponse(void);
+
+private:
+    VersionList::Builder mVersionListBuilder;
+    StatusList::Builder mStatusListBuilder;
 };
 
 class UpdateResponse::Parser : public ParserBase

src/lib/profiles/data-management/Current/SubscriptionClient.cpp

@@ -2490,7 +2490,7 @@ void SubscriptionClient::OnUpdateConfirm(WEAVE_ERROR aReason, nl::Weave::Profile
         {
             err = statusList.Next();
 
-            err = statusList.GetStatusAndProfileID(&profileID, &statusCode);
+            err = statusList.GetProfileIDAndStatusCode(&profileID, &statusCode);
             SuccessOrExit(err);
         }
 

src/system/SystemObject.h

@@ -309,7 +309,7 @@ inline void ObjectPool<T, N>::GetNumObjectsInUse(unsigned int aStartIndex, unsig
 
     aNumInUse += count;
 }
-#endif
+#endif // WEAVE_SYSTEM_CONFIG_PROVIDE_STATISTICS
 
 
 template<class T, unsigned int N>

src/test-apps/Makefile.am

@@ -342,6 +342,7 @@ check_PROGRAMS +=                                \
     TestTDM                                      \
 	TestPathStore                                \
 	TestWdmUpdateEncoder                         \
+	TestWdmUpdateResponse                        \
     $(NULL)
 
 if WEAVE_BUILD_WARM
@@ -450,6 +451,7 @@ local_test_programs                           += \
     TestWarm                                     \
 	TestPathStore                                \
 	TestWdmUpdateEncoder                         \
+	TestWdmUpdateResponse                        \
     $(NULL)
 endif
 
@@ -1212,6 +1214,13 @@ TestWdmUpdateEncoder_CPPFLAGS                         = $(AM_CPPFLAGS) -I$(top_s
 TestWdmUpdateEncoder_LDFLAGS                          = $(AM_CPPFLAGS)
 TestWdmUpdateEncoder_LDADD                            = libWeaveTestCommon.a $(COMMON_LDADD)
 
+TestWdmUpdateResponse_SOURCES                  = TestWdmUpdateResponse.cpp \
+                                                 TestPersistedStorageImplementation.cpp
+
+TestWdmUpdateResponse_CPPFLAGS                 = $(AM_CPPFLAGS) -I$(top_srcdir)/src/test-apps/schema
+TestWdmUpdateResponse_LDFLAGS                  = $(AM_CPPFLAGS)
+TestWdmUpdateResponse_LDADD                    = libWeaveTestCommon.a $(COMMON_LDADD)
+
 TestFabricStateDelegate_SOURCES          = TestFabricStateDelegate.cpp TestPersistedStorageImplementation.cpp
 TestFabricStateDelegate_LDFLAGS          = $(AM_CPPFLAGS)
 TestFabricStateDelegate_LDADD            = libWeaveTestCommon.a $(COMMON_LDADD)