Add file option php_class_prefix (#2849)

This option will be prepended to generated classes of all messages in
the containing file.

Makefile.am

@@ -584,6 +584,21 @@ objectivec_EXTRA_DIST=                                                       \
   Protobuf.podspec
 
 php_EXTRA_DIST=                                                       \
+  php/ext/google/protobuf/utf8.h                                      \
+  php/ext/google/protobuf/message.c                                   \
+  php/ext/google/protobuf/utf8.c                                      \
+  php/ext/google/protobuf/package.xml                                 \
+  php/ext/google/protobuf/upb.h                                       \
+  php/ext/google/protobuf/array.c                                     \
+  php/ext/google/protobuf/encode_decode.c                             \
+  php/ext/google/protobuf/protobuf.h                                  \
+  php/ext/google/protobuf/type_check.c                                \
+  php/ext/google/protobuf/def.c                                       \
+  php/ext/google/protobuf/storage.c                                   \
+  php/ext/google/protobuf/map.c                                       \
+  php/ext/google/protobuf/config.m4                                   \
+  php/ext/google/protobuf/upb.c                                       \
+  php/ext/google/protobuf/protobuf.c                                  \
   php/src/phpdoc.dist.xml                                             \
   php/src/Google/Protobuf/Internal/DescriptorPool.php                 \
   php/src/Google/Protobuf/Internal/GeneratedCodeInfo.php              \
@@ -632,39 +647,26 @@ php_EXTRA_DIST=                                                       \
   php/src/Google/Protobuf/Internal/FieldOptions_CType.php             \
   php/src/Google/Protobuf/descriptor.php                              \
   php/src/GPBMetadata/Google/Protobuf/Internal/Descriptor.php         \
+  php/tests/array_test.php                                            \
   php/tests/autoload.php                                              \
   php/tests/encode_decode_test.php                                    \
-  php/tests/test.sh                                                   \
   php/tests/gdb_test.sh                                               \
   php/tests/generated_class_test.php                                  \
-  php/tests/array_test.php                                            \
+  php/tests/map_field_test.php                                        \
+  php/tests/memory_leak_test.php                                      \
   php/tests/php_implementation_test.php                               \
   php/tests/proto/test_include.proto                                  \
-  php/tests/map_field_test.php                                        \
-  php/tests/test_base.php                                             \
+  php/tests/proto/test.proto                                          \
+  php/tests/proto/test_prefix.proto                                   \
   php/tests/proto/test_no_namespace.proto                             \
+  php/tests/test.sh                                                   \
+  php/tests/test_base.php                                             \
   php/tests/test_util.php                                             \
-  php/tests/proto/test.proto                                          \
-  php/tests/memory_leak_test.php                                      \
   php/tests/well_known_test.php                                       \
   php/README.md                                                       \
-  php/ext/google/protobuf/utf8.h                                      \
-  php/ext/google/protobuf/message.c                                   \
-  php/ext/google/protobuf/utf8.c                                      \
-  php/ext/google/protobuf/package.xml                                 \
-  php/ext/google/protobuf/upb.h                                       \
-  php/ext/google/protobuf/array.c                                     \
-  php/ext/google/protobuf/encode_decode.c                             \
-  php/ext/google/protobuf/protobuf.h                                  \
-  php/ext/google/protobuf/type_check.c                                \
-  php/ext/google/protobuf/def.c                                       \
-  php/ext/google/protobuf/storage.c                                   \
-  php/ext/google/protobuf/map.c                                       \
-  php/ext/google/protobuf/config.m4                                   \
-  php/ext/google/protobuf/upb.c                                       \
-  php/ext/google/protobuf/protobuf.c                                  \
   php/phpunit.xml                                                     \
   php/composer.json                                                   \
+  php/generate_descriptor_protos.sh                                   \
   composer.json
 
 python_EXTRA_DIST=                                                           \

csharp/src/Google.Protobuf/Reflection/Descriptor.cs

@@ -80,7 +80,7 @@ namespace Google.Protobuf.Reflection {
             "ASgJEhMKC291dHB1dF90eXBlGAMgASgJEi8KB29wdGlvbnMYBCABKAsyHi5n",
             "b29nbGUucHJvdG9idWYuTWV0aG9kT3B0aW9ucxIfChBjbGllbnRfc3RyZWFt",
             "aW5nGAUgASgIOgVmYWxzZRIfChBzZXJ2ZXJfc3RyZWFtaW5nGAYgASgIOgVm",
-            "YWxzZSKaBQoLRmlsZU9wdGlvbnMSFAoMamF2YV9wYWNrYWdlGAEgASgJEhwK",
+            "YWxzZSK0BQoLRmlsZU9wdGlvbnMSFAoMamF2YV9wYWNrYWdlGAEgASgJEhwK",
             "FGphdmFfb3V0ZXJfY2xhc3NuYW1lGAggASgJEiIKE2phdmFfbXVsdGlwbGVf",
             "ZmlsZXMYCiABKAg6BWZhbHNlEikKHWphdmFfZ2VuZXJhdGVfZXF1YWxzX2Fu",
             "ZF9oYXNoGBQgASgIQgIYARIlChZqYXZhX3N0cmluZ19jaGVja191dGY4GBsg",
@@ -91,61 +91,61 @@ namespace Google.Protobuf.Reflection {
             "cHlfZ2VuZXJpY19zZXJ2aWNlcxgSIAEoCDoFZmFsc2USGQoKZGVwcmVjYXRl",
             "ZBgXIAEoCDoFZmFsc2USHwoQY2NfZW5hYmxlX2FyZW5hcxgfIAEoCDoFZmFs",
             "c2USGQoRb2JqY19jbGFzc19wcmVmaXgYJCABKAkSGAoQY3NoYXJwX25hbWVz",
-            "cGFjZRglIAEoCRIUCgxzd2lmdF9wcmVmaXgYJyABKAkSQwoUdW5pbnRlcnBy",
-            "ZXRlZF9vcHRpb24Y5wcgAygLMiQuZ29vZ2xlLnByb3RvYnVmLlVuaW50ZXJw",
-            "cmV0ZWRPcHRpb24iOgoMT3B0aW1pemVNb2RlEgkKBVNQRUVEEAESDQoJQ09E",
-            "RV9TSVpFEAISEAoMTElURV9SVU5USU1FEAMqCQjoBxCAgICAAkoECCYQJyLs",
-            "AQoOTWVzc2FnZU9wdGlvbnMSJgoXbWVzc2FnZV9zZXRfd2lyZV9mb3JtYXQY",
-            "ASABKAg6BWZhbHNlEi4KH25vX3N0YW5kYXJkX2Rlc2NyaXB0b3JfYWNjZXNz",
-            "b3IYAiABKAg6BWZhbHNlEhkKCmRlcHJlY2F0ZWQYAyABKAg6BWZhbHNlEhEK",
-            "CW1hcF9lbnRyeRgHIAEoCBJDChR1bmludGVycHJldGVkX29wdGlvbhjnByAD",
-            "KAsyJC5nb29nbGUucHJvdG9idWYuVW5pbnRlcnByZXRlZE9wdGlvbioJCOgH",
-            "EICAgIACSgQICBAJIp4DCgxGaWVsZE9wdGlvbnMSOgoFY3R5cGUYASABKA4y",
-            "Iy5nb29nbGUucHJvdG9idWYuRmllbGRPcHRpb25zLkNUeXBlOgZTVFJJTkcS",
-            "DgoGcGFja2VkGAIgASgIEj8KBmpzdHlwZRgGIAEoDjIkLmdvb2dsZS5wcm90",
-            "b2J1Zi5GaWVsZE9wdGlvbnMuSlNUeXBlOglKU19OT1JNQUwSEwoEbGF6eRgF",
-            "IAEoCDoFZmFsc2USGQoKZGVwcmVjYXRlZBgDIAEoCDoFZmFsc2USEwoEd2Vh",
-            "axgKIAEoCDoFZmFsc2USQwoUdW5pbnRlcnByZXRlZF9vcHRpb24Y5wcgAygL",
-            "MiQuZ29vZ2xlLnByb3RvYnVmLlVuaW50ZXJwcmV0ZWRPcHRpb24iLwoFQ1R5",
-            "cGUSCgoGU1RSSU5HEAASCAoEQ09SRBABEhAKDFNUUklOR19QSUVDRRACIjUK",
-            "BkpTVHlwZRINCglKU19OT1JNQUwQABINCglKU19TVFJJTkcQARINCglKU19O",
-            "VU1CRVIQAioJCOgHEICAgIACSgQIBBAFIl4KDE9uZW9mT3B0aW9ucxJDChR1",
+            "cGFjZRglIAEoCRIUCgxzd2lmdF9wcmVmaXgYJyABKAkSGAoQcGhwX2NsYXNz",
+            "X3ByZWZpeBgoIAEoCRJDChR1bmludGVycHJldGVkX29wdGlvbhjnByADKAsy",
+            "JC5nb29nbGUucHJvdG9idWYuVW5pbnRlcnByZXRlZE9wdGlvbiI6CgxPcHRp",
+            "bWl6ZU1vZGUSCQoFU1BFRUQQARINCglDT0RFX1NJWkUQAhIQCgxMSVRFX1JV",
+            "TlRJTUUQAyoJCOgHEICAgIACSgQIJhAnIuwBCg5NZXNzYWdlT3B0aW9ucxIm",
+            "ChdtZXNzYWdlX3NldF93aXJlX2Zvcm1hdBgBIAEoCDoFZmFsc2USLgofbm9f",
+            "c3RhbmRhcmRfZGVzY3JpcHRvcl9hY2Nlc3NvchgCIAEoCDoFZmFsc2USGQoK",
+            "ZGVwcmVjYXRlZBgDIAEoCDoFZmFsc2USEQoJbWFwX2VudHJ5GAcgASgIEkMK",
+            "FHVuaW50ZXJwcmV0ZWRfb3B0aW9uGOcHIAMoCzIkLmdvb2dsZS5wcm90b2J1",
+            "Zi5VbmludGVycHJldGVkT3B0aW9uKgkI6AcQgICAgAJKBAgIEAkingMKDEZp",
+            "ZWxkT3B0aW9ucxI6CgVjdHlwZRgBIAEoDjIjLmdvb2dsZS5wcm90b2J1Zi5G",
+            "aWVsZE9wdGlvbnMuQ1R5cGU6BlNUUklORxIOCgZwYWNrZWQYAiABKAgSPwoG",
+            "anN0eXBlGAYgASgOMiQuZ29vZ2xlLnByb3RvYnVmLkZpZWxkT3B0aW9ucy5K",
+            "U1R5cGU6CUpTX05PUk1BTBITCgRsYXp5GAUgASgIOgVmYWxzZRIZCgpkZXBy",
+            "ZWNhdGVkGAMgASgIOgVmYWxzZRITCgR3ZWFrGAogASgIOgVmYWxzZRJDChR1",
             "bmludGVycHJldGVkX29wdGlvbhjnByADKAsyJC5nb29nbGUucHJvdG9idWYu",
-            "VW5pbnRlcnByZXRlZE9wdGlvbioJCOgHEICAgIACIo0BCgtFbnVtT3B0aW9u",
-            "cxITCgthbGxvd19hbGlhcxgCIAEoCBIZCgpkZXByZWNhdGVkGAMgASgIOgVm",
-            "YWxzZRJDChR1bmludGVycHJldGVkX29wdGlvbhjnByADKAsyJC5nb29nbGUu",
-            "cHJvdG9idWYuVW5pbnRlcnByZXRlZE9wdGlvbioJCOgHEICAgIACIn0KEEVu",
-            "dW1WYWx1ZU9wdGlvbnMSGQoKZGVwcmVjYXRlZBgBIAEoCDoFZmFsc2USQwoU",
-            "dW5pbnRlcnByZXRlZF9vcHRpb24Y5wcgAygLMiQuZ29vZ2xlLnByb3RvYnVm",
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-            "dGVkX29wdGlvbhjnByADKAsyJC5nb29nbGUucHJvdG9idWYuVW5pbnRlcnBy",
-            "ZXRlZE9wdGlvbioJCOgHEICAgIACIq0CCg1NZXRob2RPcHRpb25zEhkKCmRl",
-            "cHJlY2F0ZWQYISABKAg6BWZhbHNlEl8KEWlkZW1wb3RlbmN5X2xldmVsGCIg",
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-            "Y3lMZXZlbDoTSURFTVBPVEVOQ1lfVU5LTk9XThJDChR1bmludGVycHJldGVk",
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-            "AygLMi0uZ29vZ2xlLnByb3RvYnVmLlVuaW50ZXJwcmV0ZWRPcHRpb24uTmFt",
-            "ZVBhcnQSGAoQaWRlbnRpZmllcl92YWx1ZRgDIAEoCRIaChJwb3NpdGl2ZV9p",
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-            "bmZvEjoKCGxvY2F0aW9uGAEgAygLMiguZ29vZ2xlLnByb3RvYnVmLlNvdXJj",
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-            "cm90b2J1Zi5SZWZsZWN0aW9u"));
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+            "bWVudHMYBCABKAkSIQoZbGVhZGluZ19kZXRhY2hlZF9jb21tZW50cxgGIAMo",
+            "CSKnAQoRR2VuZXJhdGVkQ29kZUluZm8SQQoKYW5ub3RhdGlvbhgBIAMoCzIt",
+            "Lmdvb2dsZS5wcm90b2J1Zi5HZW5lcmF0ZWRDb2RlSW5mby5Bbm5vdGF0aW9u",
+            "Gk8KCkFubm90YXRpb24SEAoEcGF0aBgBIAMoBUICEAESEwoLc291cmNlX2Zp",
+            "bGUYAiABKAkSDQoFYmVnaW4YAyABKAUSCwoDZW5kGAQgASgFQowBChNjb20u",
+            "Z29vZ2xlLnByb3RvYnVmQhBEZXNjcmlwdG9yUHJvdG9zSAFaPmdpdGh1Yi5j",
+            "b20vZ29sYW5nL3Byb3RvYnVmL3Byb3RvYy1nZW4tZ28vZGVzY3JpcHRvcjtk",
+            "ZXNjcmlwdG9yogIDR1BCqgIaR29vZ2xlLlByb3RvYnVmLlJlZmxlY3Rpb24="));
       descriptor = pbr::FileDescriptor.FromGeneratedCode(descriptorData,
           new pbr::FileDescriptor[] { },
           new pbr::GeneratedClrTypeInfo(null, new pbr::GeneratedClrTypeInfo[] {
@@ -159,7 +159,7 @@ namespace Google.Protobuf.Reflection {
             new pbr::GeneratedClrTypeInfo(typeof(global::Google.Protobuf.Reflection.EnumValueDescriptorProto), global::Google.Protobuf.Reflection.EnumValueDescriptorProto.Parser, new[]{ "Name", "Number", "Options" }, null, null, null),
             new pbr::GeneratedClrTypeInfo(typeof(global::Google.Protobuf.Reflection.ServiceDescriptorProto), global::Google.Protobuf.Reflection.ServiceDescriptorProto.Parser, new[]{ "Name", "Method", "Options" }, null, null, null),
             new pbr::GeneratedClrTypeInfo(typeof(global::Google.Protobuf.Reflection.MethodDescriptorProto), global::Google.Protobuf.Reflection.MethodDescriptorProto.Parser, new[]{ "Name", "InputType", "OutputType", "Options", "ClientStreaming", "ServerStreaming" }, null, null, null),
-            new pbr::GeneratedClrTypeInfo(typeof(global::Google.Protobuf.Reflection.FileOptions), global::Google.Protobuf.Reflection.FileOptions.Parser, new[]{ "JavaPackage", "JavaOuterClassname", "JavaMultipleFiles", "JavaGenerateEqualsAndHash", "JavaStringCheckUtf8", "OptimizeFor", "GoPackage", "CcGenericServices", "JavaGenericServices", "PyGenericServices", "Deprecated", "CcEnableArenas", "ObjcClassPrefix", "CsharpNamespace", "SwiftPrefix", "UninterpretedOption" }, null, new[]{ typeof(global::Google.Protobuf.Reflection.FileOptions.Types.OptimizeMode) }, null),
+            new pbr::GeneratedClrTypeInfo(typeof(global::Google.Protobuf.Reflection.FileOptions), global::Google.Protobuf.Reflection.FileOptions.Parser, new[]{ "JavaPackage", "JavaOuterClassname", "JavaMultipleFiles", "JavaGenerateEqualsAndHash", "JavaStringCheckUtf8", "OptimizeFor", "GoPackage", "CcGenericServices", "JavaGenericServices", "PyGenericServices", "Deprecated", "CcEnableArenas", "ObjcClassPrefix", "CsharpNamespace", "SwiftPrefix", "PhpClassPrefix", "UninterpretedOption" }, null, new[]{ typeof(global::Google.Protobuf.Reflection.FileOptions.Types.OptimizeMode) }, null),
             new pbr::GeneratedClrTypeInfo(typeof(global::Google.Protobuf.Reflection.MessageOptions), global::Google.Protobuf.Reflection.MessageOptions.Parser, new[]{ "MessageSetWireFormat", "NoStandardDescriptorAccessor", "Deprecated", "MapEntry", "UninterpretedOption" }, null, null, null),
             new pbr::GeneratedClrTypeInfo(typeof(global::Google.Protobuf.Reflection.FieldOptions), global::Google.Protobuf.Reflection.FieldOptions.Parser, new[]{ "Ctype", "Packed", "Jstype", "Lazy", "Deprecated", "Weak", "UninterpretedOption" }, null, new[]{ typeof(global::Google.Protobuf.Reflection.FieldOptions.Types.CType), typeof(global::Google.Protobuf.Reflection.FieldOptions.Types.JSType) }, null),
             new pbr::GeneratedClrTypeInfo(typeof(global::Google.Protobuf.Reflection.OneofOptions), global::Google.Protobuf.Reflection.OneofOptions.Parser, new[]{ "UninterpretedOption" }, null, null, null),
@@ -2808,6 +2808,7 @@ namespace Google.Protobuf.Reflection {
       objcClassPrefix_ = other.objcClassPrefix_;
       csharpNamespace_ = other.csharpNamespace_;
       swiftPrefix_ = other.swiftPrefix_;
+      phpClassPrefix_ = other.phpClassPrefix_;
       uninterpretedOption_ = other.uninterpretedOption_.Clone();
     }
 
@@ -3056,6 +3057,21 @@ namespace Google.Protobuf.Reflection {
       }
     }
 
+    /// <summary>Field number for the "php_class_prefix" field.</summary>
+    public const int PhpClassPrefixFieldNumber = 40;
+    private string phpClassPrefix_ = "";
+    /// <summary>
+    /// Sets the php class prefix which is prepended to all php generated classes
+    /// from this .proto. Default is empty.
+    /// </summary>
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public string PhpClassPrefix {
+      get { return phpClassPrefix_; }
+      set {
+        phpClassPrefix_ = pb::ProtoPreconditions.CheckNotNull(value, "value");
+      }
+    }
+
     /// <summary>Field number for the "uninterpreted_option" field.</summary>
     public const int UninterpretedOptionFieldNumber = 999;
     private static readonly pb::FieldCodec<global::Google.Protobuf.Reflection.UninterpretedOption> _repeated_uninterpretedOption_codec
@@ -3097,6 +3113,7 @@ namespace Google.Protobuf.Reflection {
       if (ObjcClassPrefix != other.ObjcClassPrefix) return false;
       if (CsharpNamespace != other.CsharpNamespace) return false;
       if (SwiftPrefix != other.SwiftPrefix) return false;
+      if (PhpClassPrefix != other.PhpClassPrefix) return false;
       if(!uninterpretedOption_.Equals(other.uninterpretedOption_)) return false;
       return true;
     }
@@ -3119,6 +3136,7 @@ namespace Google.Protobuf.Reflection {
       if (ObjcClassPrefix.Length != 0) hash ^= ObjcClassPrefix.GetHashCode();
       if (CsharpNamespace.Length != 0) hash ^= CsharpNamespace.GetHashCode();
       if (SwiftPrefix.Length != 0) hash ^= SwiftPrefix.GetHashCode();
+      if (PhpClassPrefix.Length != 0) hash ^= PhpClassPrefix.GetHashCode();
       hash ^= uninterpretedOption_.GetHashCode();
       return hash;
     }
@@ -3190,6 +3208,10 @@ namespace Google.Protobuf.Reflection {
         output.WriteRawTag(186, 2);
         output.WriteString(SwiftPrefix);
       }
+      if (PhpClassPrefix.Length != 0) {
+        output.WriteRawTag(194, 2);
+        output.WriteString(PhpClassPrefix);
+      }
       uninterpretedOption_.WriteTo(output, _repeated_uninterpretedOption_codec);
     }
 
@@ -3241,6 +3263,9 @@ namespace Google.Protobuf.Reflection {
       if (SwiftPrefix.Length != 0) {
         size += 2 + pb::CodedOutputStream.ComputeStringSize(SwiftPrefix);
       }
+      if (PhpClassPrefix.Length != 0) {
+        size += 2 + pb::CodedOutputStream.ComputeStringSize(PhpClassPrefix);
+      }
       size += uninterpretedOption_.CalculateSize(_repeated_uninterpretedOption_codec);
       return size;
     }
@@ -3295,6 +3320,9 @@ namespace Google.Protobuf.Reflection {
       if (other.SwiftPrefix.Length != 0) {
         SwiftPrefix = other.SwiftPrefix;
       }
+      if (other.PhpClassPrefix.Length != 0) {
+        PhpClassPrefix = other.PhpClassPrefix;
+      }
       uninterpretedOption_.Add(other.uninterpretedOption_);
     }
 
@@ -3366,6 +3394,10 @@ namespace Google.Protobuf.Reflection {
             SwiftPrefix = input.ReadString();
             break;
           }
+          case 322: {
+            PhpClassPrefix = input.ReadString();
+            break;
+          }
           case 7994: {
             uninterpretedOption_.AddEntriesFrom(input, _repeated_uninterpretedOption_codec);
             break;

generate_descriptor_proto.sh

@@ -104,3 +104,8 @@ if test -x csharp/generate_protos.sh; then
   echo "Generating messages for C#."
   csharp/generate_protos.sh $@
 fi
+
+if test -x php/generate_descriptor_protos.sh; then
+  echo "Generating messages for PHP."
+  php/generate_descriptor_protos.sh $@
+fi

php/composer.json

@@ -18,7 +18,8 @@
       "Google\\Protobuf\\": "tests/generated/Google/Protobuf",
       "Google\\Protobuf\\Internal\\": "src/Google/Protobuf/Internal",
       "GPBMetadata\\": "tests/generated/GPBMetadata",
-      "GPBMetadata\\Google\\Protobuf\\Internal\\": "src/GPBMetadata/Google/Protobuf/Internal"
+      "GPBMetadata\\Google\\Protobuf\\Internal\\": "src/GPBMetadata/Google/Protobuf/Internal",
+      "": "tests/generated"
     },
     "files": [
       "src/Google/Protobuf/descriptor.php"

php/ext/google/protobuf/def.c

@@ -252,39 +252,54 @@ PHP_METHOD(DescriptorPool, getGeneratedPool) {
 
 static void convert_to_class_name_inplace(char *class_name,
                                           const char* fullname,
+                                          const char* prefix,
                                           const char* package_name) {
-  size_t i;
-  bool first_char = false;
+  size_t i = 0, j;
+  bool first_char = true;
   size_t pkg_name_len = package_name == NULL ? 0 : strlen(package_name);
+  size_t prefix_len = prefix == NULL ? 0 : strlen(prefix);
+  size_t message_name_start = package_name == NULL ? 0 : pkg_name_len + 1;
+  size_t message_len = (strlen(fullname) - message_name_start);
 
   // In php, class name cannot be Empty.
   if (strcmp("google.protobuf.Empty", fullname) == 0) {
-    fullname = "google.protobuf.GPBEmpty";
+    strcpy(class_name, "\\Google\\Protobuf\\GPBEmpty");
+    return;
   }
 
-  if (pkg_name_len == 0) {
-    strcpy(class_name, fullname);
-  } else {
-    class_name[0] = '.';
-    strcpy(&class_name[1], fullname);
-    for (i = 0; i <= pkg_name_len + 1; i++) {
-      // PHP package uses camel case.
-      if (!first_char && class_name[i] != '.') {
-        first_char = true;
-        class_name[i] += 'A' - 'a';
-      }
+  if (pkg_name_len != 0) {
+    class_name[i++] = '\\';
+    for (j = 0; j < pkg_name_len; j++) {
       // php packages are divided by '\'.
-      if (class_name[i] == '.') {
+      if (package_name[j] == '.') {
+        class_name[i++] = '\\';
+        first_char = true;
+      } else if (first_char) {
+        // PHP package uses camel case.
+        if (package_name[j] < 'A' || package_name[j] > 'Z') {
+          class_name[i++] = package_name[j] + 'A' - 'a';
+        } else {
+          class_name[i++] = package_name[j];
+        }
         first_char = false;
-        class_name[i] = '\\';
+      } else {
+        class_name[i++] = package_name[j];
       }
     }
+    class_name[i++] = '\\';
+  }
+
+  if (prefix_len > 0) {
+    strcpy(class_name + i, prefix);
+    i += prefix_len;
   }
 
   // Submessage is concatenated with its containing messages by '_'.
-  for (i = pkg_name_len; i < strlen(class_name); i++) {
-    if (class_name[i] == '.') {
-      class_name[i] = '_';
+  for (j = message_name_start; j < message_name_start + message_len; j++) {
+    if (fullname[j] == '.') {
+      class_name[i++] = '_';
+    } else {
+      class_name[i++] = fullname[j];
     }
   }
 }
@@ -339,8 +354,13 @@ PHP_METHOD(DescriptorPool, internalAddGeneratedFile) {
      * bytes allocated, one for '.', one for trailing 0, and 3 for 'GPB' if    \
      * given message is google.protobuf.Empty.*/                               \
     const char *fullname = upb_##def_type_lower##_fullname(def_type_lower);    \
-    char *klass_name = ecalloc(sizeof(char), 5 + strlen(fullname));            \
-    convert_to_class_name_inplace(klass_name, fullname,                        \
+    const char *prefix = upb_filedef_phpprefix(files[0]);                      \
+    size_t klass_name_len = strlen(fullname) + 5;                              \
+    if (prefix != NULL) {                                                      \
+      klass_name_len += strlen(prefix);                                        \
+    }                                                                          \
+    char *klass_name = ecalloc(sizeof(char), klass_name_len);                  \
+    convert_to_class_name_inplace(klass_name, fullname, prefix,                \
                                   upb_filedef_package(files[0]));              \
     zend_class_entry **pce;                                                    \
     if (zend_lookup_class(klass_name, strlen(klass_name), &pce TSRMLS_CC) ==   \

php/ext/google/protobuf/upb.c

@@ -377,13 +377,14 @@ bool _upb_def_validate(upb_def *const*defs, size_t n, upb_status *s) {
     } else if (def->type == UPB_DEF_FIELD) {
       upb_status_seterrmsg(s, "standalone fielddefs can not be frozen");
       goto err;
-    } else if (def->type == UPB_DEF_ENUM) {
-      if (!upb_validate_enumdef(upb_dyncast_enumdef(def), s)) {
-        goto err;
-      }
     } else {
       /* Set now to detect transitive closure in the second pass. */
       def->came_from_user = true;
+
+      if (def->type == UPB_DEF_ENUM &&
+          !upb_validate_enumdef(upb_dyncast_enumdef(def), s)) {
+        goto err;
+      }
     }
   }
 
@@ -710,43 +711,6 @@ upb_fielddef *upb_fielddef_new(const void *o) {
   return f;
 }
 
-static upb_fielddef *upb_fielddef_dup(const upb_fielddef *f,
-                                      const void *owner) {
-  const char *srcname;
-  upb_fielddef *newf = upb_fielddef_new(owner);
-  if (!newf) return NULL;
-  upb_fielddef_settype(newf, upb_fielddef_type(f));
-  upb_fielddef_setlabel(newf, upb_fielddef_label(f));
-  upb_fielddef_setnumber(newf, upb_fielddef_number(f), NULL);
-  upb_fielddef_setname(newf, upb_fielddef_name(f), NULL);
-  if (f->default_is_string && f->defaultval.bytes) {
-    str_t *s = f->defaultval.bytes;
-    upb_fielddef_setdefaultstr(newf, s->str, s->len, NULL);
-  } else {
-    newf->default_is_string = f->default_is_string;
-    newf->defaultval = f->defaultval;
-  }
-
-  if (f->subdef_is_symbolic) {
-    srcname = f->sub.name;  /* Might be NULL. */
-  } else {
-    srcname = f->sub.def ? upb_def_fullname(f->sub.def) : NULL;
-  }
-  if (srcname) {
-    char *newname = upb_gmalloc(strlen(f->sub.def->fullname) + 2);
-    if (!newname) {
-      upb_fielddef_unref(newf, owner);
-      return NULL;
-    }
-    strcpy(newname, ".");
-    strcat(newname, f->sub.def->fullname);
-    upb_fielddef_setsubdefname(newf, newname, NULL);
-    upb_gfree(newname);
-  }
-
-  return newf;
-}
-
 bool upb_fielddef_typeisset(const upb_fielddef *f) {
   return f->type_is_set_;
 }
@@ -1426,44 +1390,6 @@ err2:
   return NULL;
 }
 
-static upb_oneofdef *upb_oneofdef_dup(const upb_oneofdef *o, const void *owner);
-
-static upb_msgdef *upb_msgdef_dup(const upb_msgdef *m, const void *owner) {
-  bool ok;
-  upb_msg_field_iter i;
-  upb_msg_oneof_iter o;
-
-  upb_msgdef *newm = upb_msgdef_new(owner);
-  if (!newm) return NULL;
-  ok = upb_def_setfullname(upb_msgdef_upcast_mutable(newm),
-                           upb_def_fullname(upb_msgdef_upcast(m)),
-                           NULL);
-  newm->map_entry = m->map_entry;
-  newm->syntax = m->syntax;
-  UPB_ASSERT(ok);
-  for(upb_msg_field_begin(&i, m);
-      !upb_msg_field_done(&i);
-      upb_msg_field_next(&i)) {
-    upb_fielddef *f = upb_fielddef_dup(upb_msg_iter_field(&i), &f);
-    /* Fields in oneofs are dup'd below. */
-    if (upb_fielddef_containingoneof(f)) continue;
-    if (!f || !upb_msgdef_addfield(newm, f, &f, NULL)) {
-      upb_msgdef_unref(newm, owner);
-      return NULL;
-    }
-  }
-  for(upb_msg_oneof_begin(&o, m);
-      !upb_msg_oneof_done(&o);
-      upb_msg_oneof_next(&o)) {
-    upb_oneofdef *f = upb_oneofdef_dup(upb_msg_iter_oneof(&o), &f);
-    if (!f || !upb_msgdef_addoneof(newm, f, &f, NULL)) {
-      upb_msgdef_unref(newm, owner);
-      return NULL;
-    }
-  }
-  return newm;
-}
-
 bool upb_msgdef_freeze(upb_msgdef *m, upb_status *status) {
   upb_def *d = upb_msgdef_upcast_mutable(m);
   return upb_def_freeze(&d, 1, status);
@@ -1764,24 +1690,6 @@ err2:
   return NULL;
 }
 
-static upb_oneofdef *upb_oneofdef_dup(const upb_oneofdef *o,
-                                      const void *owner) {
-  bool ok;
-  upb_oneof_iter i;
-  upb_oneofdef *newo = upb_oneofdef_new(owner);
-  if (!newo) return NULL;
-  ok = upb_oneofdef_setname(newo, upb_oneofdef_name(o), NULL);
-  UPB_ASSERT(ok);
-  for (upb_oneof_begin(&i, o); !upb_oneof_done(&i); upb_oneof_next(&i)) {
-    upb_fielddef *f = upb_fielddef_dup(upb_oneof_iter_field(&i), &f);
-    if (!f || !upb_oneofdef_addfield(newo, f, &f, NULL)) {
-      upb_oneofdef_unref(newo, owner);
-      return NULL;
-    }
-  }
-  return newo;
-}
-
 const char *upb_oneofdef_name(const upb_oneofdef *o) { return o->name; }
 
 bool upb_oneofdef_setname(upb_oneofdef *o, const char *name, upb_status *s) {
@@ -1950,6 +1858,7 @@ static void freefiledef(upb_refcounted *r) {
   upb_inttable_uninit(&f->deps);
   upb_gfree((void*)f->name);
   upb_gfree((void*)f->package);
+  upb_gfree((void*)f->phpprefix);
   upb_gfree(f);
 }
 
@@ -1964,6 +1873,7 @@ upb_filedef *upb_filedef_new(const void *owner) {
 
   f->package = NULL;
   f->name = NULL;
+  f->phpprefix = NULL;
   f->syntax = UPB_SYNTAX_PROTO2;
 
   if (!upb_refcounted_init(upb_filedef_upcast_mutable(f), &upb_filedef_vtbl,
@@ -1998,6 +1908,10 @@ const char *upb_filedef_package(const upb_filedef *f) {
   return f->package;
 }
 
+const char *upb_filedef_phpprefix(const upb_filedef *f) {
+  return f->phpprefix;
+}
+
 upb_syntax_t upb_filedef_syntax(const upb_filedef *f) {
   return f->syntax;
 }
@@ -2054,6 +1968,18 @@ bool upb_filedef_setpackage(upb_filedef *f, const char *package,
   return true;
 }
 
+bool upb_filedef_setphpprefix(upb_filedef *f, const char *phpprefix,
+                              upb_status *s) {
+  phpprefix = upb_gstrdup(phpprefix);
+  if (!phpprefix) {
+    upb_upberr_setoom(s);
+    return false;
+  }
+  upb_gfree((void*)f->phpprefix);
+  f->phpprefix = phpprefix;
+  return true;
+}
+
 bool upb_filedef_setsyntax(upb_filedef *f, upb_syntax_t syntax,
                            upb_status *s) {
   UPB_UNUSED(s);
@@ -2240,57 +2166,14 @@ static bool symtab_add(upb_symtab *s, upb_def *const*defs, size_t n,
                            fullname);
         goto err;
       }
-      upb_def_donateref(def, ref_donor, s);
       if (!upb_strtable_insert(&addtab, fullname, upb_value_ptr(def)))
         goto oom_err;
-      def->came_from_user = true;
-    }
-  }
-
-  /* Add standalone fielddefs (ie. extensions) to the appropriate messages.
-   * If the appropriate message only exists in the existing symtab, duplicate
-   * it so we have a mutable copy we can add the fields to. */
-  for (i = 0; i < n; i++) {
-    upb_def *def = defs[i];
-    upb_fielddef *f = upb_dyncast_fielddef_mutable(def);
-    const char *msgname;
-    upb_value v;
-    upb_msgdef *m;
-
-    if (!f) continue;
-    msgname = upb_fielddef_containingtypename(f);
-    /* We validated this earlier in this function. */
-    UPB_ASSERT(msgname);
-
-    /* If the extendee name is absolutely qualified, move past the initial ".".
-     * TODO(haberman): it is not obvious what it would mean if this was not
-     * absolutely qualified. */
-    if (msgname[0] == '.') {
-      msgname++;
-    }
-
-    if (upb_strtable_lookup(&addtab, msgname, &v)) {
-      /* Extendee is in the set of defs the user asked us to add. */
-      m = upb_value_getptr(v);
-    } else {
-      /* Need to find and dup the extendee from the existing symtab. */
-      const upb_msgdef *frozen_m = upb_symtab_lookupmsg(s, msgname);
-      if (!frozen_m) {
-        upb_status_seterrf(status,
-                           "Tried to extend message %s that does not exist "
-                           "in this SymbolTable.",
-                           msgname);
-        goto err;
-      }
-      m = upb_msgdef_dup(frozen_m, s);
-      if (!m) goto oom_err;
-      if (!upb_strtable_insert(&addtab, msgname, upb_value_ptr(m))) {
-        upb_msgdef_unref(m, s);
-        goto oom_err;
-      }
+      upb_def_donateref(def, ref_donor, s);
     }
 
-    if (!upb_msgdef_addfield(m, f, ref_donor, status)) {
+    if (upb_dyncast_fielddef_mutable(def)) {
+      /* TODO(haberman): allow adding extensions attached to files. */
+      upb_status_seterrf(status, "Can't add extensions to symtab.\n");
       goto err;
     }
   }
@@ -2372,15 +2255,9 @@ static bool symtab_add(upb_symtab *s, upb_def *const*defs, size_t n,
   for (i = 0; i < add_n; i++) {
     upb_def *def = (upb_def*)add_objs[i];
     const char *name = upb_def_fullname(def);
-    upb_value v;
     bool success;
-
-    if (upb_strtable_remove(&s->symtab, name, &v)) {
-      const upb_def *def = upb_value_getptr(v);
-      upb_def_unref(def, s);
-    }
     success = upb_strtable_insert(&s->symtab, name, upb_value_ptr(def));
-    UPB_ASSERT(success == true);
+    UPB_ASSERT(success);
   }
   upb_gfree(add_defs);
   return true;
@@ -3737,8 +3614,7 @@ static bool upb_visitor_visitmsg2(const upb_msg *msg,
           CHECK_TRUE(upb_sink_putfloat(sink, sel, upb_msgval_getfloat(val)));
           break;
         case UPB_TYPE_DOUBLE:
-          CHECK_TRUE(
-              upb_sink_putdouble(sink, sel, upb_msgval_getdouble(val)));
+          CHECK_TRUE(upb_sink_putdouble(sink, sel, upb_msgval_getdouble(val)));
           break;
         case UPB_TYPE_BOOL:
           CHECK_TRUE(upb_sink_putbool(sink, sel, upb_msgval_getbool(val)));
@@ -3748,15 +3624,13 @@ static bool upb_visitor_visitmsg2(const upb_msg *msg,
           CHECK_TRUE(upb_sink_putint32(sink, sel, upb_msgval_getint32(val)));
           break;
         case UPB_TYPE_UINT32:
-          CHECK_TRUE(
-              upb_sink_putuint32(sink, sel, upb_msgval_getuint32(val)));
+          CHECK_TRUE(upb_sink_putuint32(sink, sel, upb_msgval_getuint32(val)));
           break;
         case UPB_TYPE_INT64:
           CHECK_TRUE(upb_sink_putint64(sink, sel, upb_msgval_getint64(val)));
           break;
         case UPB_TYPE_UINT64:
-          CHECK_TRUE(
-              upb_sink_putuint64(sink, sel, upb_msgval_getuint64(val)));
+          CHECK_TRUE(upb_sink_putuint64(sink, sel, upb_msgval_getuint64(val)));
           break;
         case UPB_TYPE_STRING:
         case UPB_TYPE_BYTES:
@@ -6545,14 +6419,14 @@ size_t upb_env_bytesallocated(const upb_env *e) {
 
 
 static const upb_msgdef msgs[22];
-static const upb_fielddef fields[105];
+static const upb_fielddef fields[106];
 static const upb_enumdef enums[5];
 static const upb_tabent strentries[236];
 static const upb_tabent intentries[18];
-static const upb_tabval arrays[184];
+static const upb_tabval arrays[186];
 
 #ifdef UPB_DEBUG_REFS
-static upb_inttable reftables[264];
+static upb_inttable reftables[266];
 #endif
 
 static const upb_msgdef msgs[22] = {
@@ -6567,20 +6441,20 @@ static const upb_msgdef msgs[22] = {
   UPB_MSGDEF_INIT("google.protobuf.FieldOptions", 12, 1, UPB_INTTABLE_INIT(1, 1, UPB_CTYPE_PTR, 1, &intentries[4], &arrays[42], 11, 6), UPB_STRTABLE_INIT(7, 15, UPB_CTYPE_PTR, 4, &strentries[56]), false, UPB_SYNTAX_PROTO2, &reftables[16], &reftables[17]),
   UPB_MSGDEF_INIT("google.protobuf.FileDescriptorProto", 42, 6, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[53], 13, 12), UPB_STRTABLE_INIT(12, 15, UPB_CTYPE_PTR, 4, &strentries[72]), false, UPB_SYNTAX_PROTO2, &reftables[18], &reftables[19]),
   UPB_MSGDEF_INIT("google.protobuf.FileDescriptorSet", 6, 1, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[66], 2, 1), UPB_STRTABLE_INIT(1, 3, UPB_CTYPE_PTR, 2, &strentries[88]), false, UPB_SYNTAX_PROTO2, &reftables[20], &reftables[21]),
-  UPB_MSGDEF_INIT("google.protobuf.FileOptions", 31, 1, UPB_INTTABLE_INIT(1, 1, UPB_CTYPE_PTR, 1, &intentries[6], &arrays[68], 39, 15), UPB_STRTABLE_INIT(16, 31, UPB_CTYPE_PTR, 5, &strentries[92]), false, UPB_SYNTAX_PROTO2, &reftables[22], &reftables[23]),
-  UPB_MSGDEF_INIT("google.protobuf.MessageOptions", 10, 1, UPB_INTTABLE_INIT(1, 1, UPB_CTYPE_PTR, 1, &intentries[8], &arrays[107], 8, 4), UPB_STRTABLE_INIT(5, 7, UPB_CTYPE_PTR, 3, &strentries[124]), false, UPB_SYNTAX_PROTO2, &reftables[24], &reftables[25]),
-  UPB_MSGDEF_INIT("google.protobuf.MethodDescriptorProto", 15, 1, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[115], 7, 6), UPB_STRTABLE_INIT(6, 7, UPB_CTYPE_PTR, 3, &strentries[132]), false, UPB_SYNTAX_PROTO2, &reftables[26], &reftables[27]),
-  UPB_MSGDEF_INIT("google.protobuf.MethodOptions", 7, 1, UPB_INTTABLE_INIT(2, 3, UPB_CTYPE_PTR, 2, &intentries[10], &arrays[122], 1, 0), UPB_STRTABLE_INIT(2, 3, UPB_CTYPE_PTR, 2, &strentries[140]), false, UPB_SYNTAX_PROTO2, &reftables[28], &reftables[29]),
-  UPB_MSGDEF_INIT("google.protobuf.OneofDescriptorProto", 5, 0, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[123], 2, 1), UPB_STRTABLE_INIT(1, 3, UPB_CTYPE_PTR, 2, &strentries[144]), false, UPB_SYNTAX_PROTO2, &reftables[30], &reftables[31]),
-  UPB_MSGDEF_INIT("google.protobuf.ServiceDescriptorProto", 11, 2, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[125], 4, 3), UPB_STRTABLE_INIT(3, 3, UPB_CTYPE_PTR, 2, &strentries[148]), false, UPB_SYNTAX_PROTO2, &reftables[32], &reftables[33]),
-  UPB_MSGDEF_INIT("google.protobuf.ServiceOptions", 7, 1, UPB_INTTABLE_INIT(2, 3, UPB_CTYPE_PTR, 2, &intentries[14], &arrays[129], 1, 0), UPB_STRTABLE_INIT(2, 3, UPB_CTYPE_PTR, 2, &strentries[152]), false, UPB_SYNTAX_PROTO2, &reftables[34], &reftables[35]),
-  UPB_MSGDEF_INIT("google.protobuf.SourceCodeInfo", 6, 1, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[130], 2, 1), UPB_STRTABLE_INIT(1, 3, UPB_CTYPE_PTR, 2, &strentries[156]), false, UPB_SYNTAX_PROTO2, &reftables[36], &reftables[37]),
-  UPB_MSGDEF_INIT("google.protobuf.SourceCodeInfo.Location", 19, 0, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[132], 7, 5), UPB_STRTABLE_INIT(5, 7, UPB_CTYPE_PTR, 3, &strentries[160]), false, UPB_SYNTAX_PROTO2, &reftables[38], &reftables[39]),
-  UPB_MSGDEF_INIT("google.protobuf.UninterpretedOption", 18, 1, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[139], 9, 7), UPB_STRTABLE_INIT(7, 15, UPB_CTYPE_PTR, 4, &strentries[168]), false, UPB_SYNTAX_PROTO2, &reftables[40], &reftables[41]),
-  UPB_MSGDEF_INIT("google.protobuf.UninterpretedOption.NamePart", 6, 0, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[148], 3, 2), UPB_STRTABLE_INIT(2, 3, UPB_CTYPE_PTR, 2, &strentries[184]), false, UPB_SYNTAX_PROTO2, &reftables[42], &reftables[43]),
+  UPB_MSGDEF_INIT("google.protobuf.FileOptions", 34, 1, UPB_INTTABLE_INIT(1, 1, UPB_CTYPE_PTR, 1, &intentries[6], &arrays[68], 41, 16), UPB_STRTABLE_INIT(17, 31, UPB_CTYPE_PTR, 5, &strentries[92]), false, UPB_SYNTAX_PROTO2, &reftables[22], &reftables[23]),
+  UPB_MSGDEF_INIT("google.protobuf.MessageOptions", 10, 1, UPB_INTTABLE_INIT(1, 1, UPB_CTYPE_PTR, 1, &intentries[8], &arrays[109], 8, 4), UPB_STRTABLE_INIT(5, 7, UPB_CTYPE_PTR, 3, &strentries[124]), false, UPB_SYNTAX_PROTO2, &reftables[24], &reftables[25]),
+  UPB_MSGDEF_INIT("google.protobuf.MethodDescriptorProto", 15, 1, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[117], 7, 6), UPB_STRTABLE_INIT(6, 7, UPB_CTYPE_PTR, 3, &strentries[132]), false, UPB_SYNTAX_PROTO2, &reftables[26], &reftables[27]),
+  UPB_MSGDEF_INIT("google.protobuf.MethodOptions", 7, 1, UPB_INTTABLE_INIT(2, 3, UPB_CTYPE_PTR, 2, &intentries[10], &arrays[124], 1, 0), UPB_STRTABLE_INIT(2, 3, UPB_CTYPE_PTR, 2, &strentries[140]), false, UPB_SYNTAX_PROTO2, &reftables[28], &reftables[29]),
+  UPB_MSGDEF_INIT("google.protobuf.OneofDescriptorProto", 5, 0, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[125], 2, 1), UPB_STRTABLE_INIT(1, 3, UPB_CTYPE_PTR, 2, &strentries[144]), false, UPB_SYNTAX_PROTO2, &reftables[30], &reftables[31]),
+  UPB_MSGDEF_INIT("google.protobuf.ServiceDescriptorProto", 11, 2, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[127], 4, 3), UPB_STRTABLE_INIT(3, 3, UPB_CTYPE_PTR, 2, &strentries[148]), false, UPB_SYNTAX_PROTO2, &reftables[32], &reftables[33]),
+  UPB_MSGDEF_INIT("google.protobuf.ServiceOptions", 7, 1, UPB_INTTABLE_INIT(2, 3, UPB_CTYPE_PTR, 2, &intentries[14], &arrays[131], 1, 0), UPB_STRTABLE_INIT(2, 3, UPB_CTYPE_PTR, 2, &strentries[152]), false, UPB_SYNTAX_PROTO2, &reftables[34], &reftables[35]),
+  UPB_MSGDEF_INIT("google.protobuf.SourceCodeInfo", 6, 1, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[132], 2, 1), UPB_STRTABLE_INIT(1, 3, UPB_CTYPE_PTR, 2, &strentries[156]), false, UPB_SYNTAX_PROTO2, &reftables[36], &reftables[37]),
+  UPB_MSGDEF_INIT("google.protobuf.SourceCodeInfo.Location", 19, 0, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[134], 7, 5), UPB_STRTABLE_INIT(5, 7, UPB_CTYPE_PTR, 3, &strentries[160]), false, UPB_SYNTAX_PROTO2, &reftables[38], &reftables[39]),
+  UPB_MSGDEF_INIT("google.protobuf.UninterpretedOption", 18, 1, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[141], 9, 7), UPB_STRTABLE_INIT(7, 15, UPB_CTYPE_PTR, 4, &strentries[168]), false, UPB_SYNTAX_PROTO2, &reftables[40], &reftables[41]),
+  UPB_MSGDEF_INIT("google.protobuf.UninterpretedOption.NamePart", 6, 0, UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_PTR, 0, NULL, &arrays[150], 3, 2), UPB_STRTABLE_INIT(2, 3, UPB_CTYPE_PTR, 2, &strentries[184]), false, UPB_SYNTAX_PROTO2, &reftables[42], &reftables[43]),
 };
 
-static const upb_fielddef fields[105] = {
+static const upb_fielddef fields[106] = {
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "aggregate_value", 8, &msgs[20], NULL, 15, 6, {0},&reftables[44], &reftables[45]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "allow_alias", 2, &msgs[4], NULL, 6, 1, {0},&reftables[46], &reftables[47]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "cc_enable_arenas", 31, &msgs[11], NULL, 23, 12, {0},&reftables[48], &reftables[49]),
@@ -6590,18 +6464,18 @@ static const upb_fielddef fields[105] = {
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_ENUM, 0, false, false, false, false, "ctype", 1, &msgs[8], (const upb_def*)(&enums[2]), 6, 1, {0},&reftables[56], &reftables[57]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "default_value", 7, &msgs[7], NULL, 16, 7, {0},&reftables[58], &reftables[59]),
   UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_STRING, 0, false, false, false, false, "dependency", 3, &msgs[9], NULL, 30, 8, {0},&reftables[60], &reftables[61]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 3, &msgs[12], NULL, 8, 3, {0},&reftables[62], &reftables[63]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 3, &msgs[8], NULL, 8, 3, {0},&reftables[64], &reftables[65]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 33, &msgs[14], NULL, 6, 1, {0},&reftables[66], &reftables[67]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 3, &msgs[8], NULL, 8, 3, {0},&reftables[62], &reftables[63]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 33, &msgs[14], NULL, 6, 1, {0},&reftables[64], &reftables[65]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 3, &msgs[12], NULL, 8, 3, {0},&reftables[66], &reftables[67]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 23, &msgs[11], NULL, 21, 10, {0},&reftables[68], &reftables[69]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 3, &msgs[4], NULL, 7, 2, {0},&reftables[70], &reftables[71]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 33, &msgs[17], NULL, 6, 1, {0},&reftables[72], &reftables[73]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 1, &msgs[6], NULL, 6, 1, {0},&reftables[74], &reftables[75]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 1, &msgs[6], NULL, 6, 1, {0},&reftables[70], &reftables[71]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 3, &msgs[4], NULL, 7, 2, {0},&reftables[72], &reftables[73]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "deprecated", 33, &msgs[17], NULL, 6, 1, {0},&reftables[74], &reftables[75]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_DOUBLE, 0, false, false, false, false, "double_value", 6, &msgs[20], NULL, 11, 4, {0},&reftables[76], &reftables[77]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "end", 2, &msgs[2], NULL, 3, 1, {0},&reftables[78], &reftables[79]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "end", 2, &msgs[1], NULL, 3, 1, {0},&reftables[80], &reftables[81]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "enum_type", 4, &msgs[0], (const upb_def*)(&msgs[3]), 18, 2, {0},&reftables[82], &reftables[83]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "enum_type", 5, &msgs[9], (const upb_def*)(&msgs[3]), 13, 1, {0},&reftables[84], &reftables[85]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "enum_type", 5, &msgs[9], (const upb_def*)(&msgs[3]), 13, 1, {0},&reftables[82], &reftables[83]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "enum_type", 4, &msgs[0], (const upb_def*)(&msgs[3]), 18, 2, {0},&reftables[84], &reftables[85]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "extendee", 2, &msgs[7], NULL, 7, 2, {0},&reftables[86], &reftables[87]),
   UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "extension", 6, &msgs[0], (const upb_def*)(&msgs[7]), 24, 4, {0},&reftables[88], &reftables[89]),
   UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "extension", 7, &msgs[9], (const upb_def*)(&msgs[7]), 19, 3, {0},&reftables[90], &reftables[91]),
@@ -6630,15 +6504,15 @@ static const upb_fielddef fields[105] = {
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "message_set_wire_format", 1, &msgs[12], NULL, 6, 1, {0},&reftables[136], &reftables[137]),
   UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "message_type", 4, &msgs[9], (const upb_def*)(&msgs[0]), 10, 0, {0},&reftables[138], &reftables[139]),
   UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "method", 2, &msgs[16], (const upb_def*)(&msgs[13]), 6, 0, {0},&reftables[140], &reftables[141]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[3], NULL, 8, 2, {0},&reftables[142], &reftables[143]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[15], NULL, 2, 0, {0},&reftables[144], &reftables[145]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "name", 2, &msgs[20], (const upb_def*)(&msgs[21]), 5, 0, {0},&reftables[146], &reftables[147]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[0], NULL, 32, 8, {0},&reftables[148], &reftables[149]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[5], NULL, 4, 1, {0},&reftables[150], &reftables[151]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[9], NULL, 22, 6, {0},&reftables[152], &reftables[153]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[7], NULL, 4, 1, {0},&reftables[154], &reftables[155]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[13], NULL, 4, 1, {0},&reftables[156], &reftables[157]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[16], NULL, 8, 2, {0},&reftables[158], &reftables[159]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "name", 2, &msgs[20], (const upb_def*)(&msgs[21]), 5, 0, {0},&reftables[142], &reftables[143]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[0], NULL, 32, 8, {0},&reftables[144], &reftables[145]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[5], NULL, 4, 1, {0},&reftables[146], &reftables[147]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[13], NULL, 4, 1, {0},&reftables[148], &reftables[149]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[16], NULL, 8, 2, {0},&reftables[150], &reftables[151]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[3], NULL, 8, 2, {0},&reftables[152], &reftables[153]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[15], NULL, 2, 0, {0},&reftables[154], &reftables[155]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[7], NULL, 4, 1, {0},&reftables[156], &reftables[157]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[9], NULL, 22, 6, {0},&reftables[158], &reftables[159]),
   UPB_FIELDDEF_INIT(UPB_LABEL_REQUIRED, UPB_TYPE_STRING, 0, false, false, false, false, "name_part", 1, &msgs[21], NULL, 2, 0, {0},&reftables[160], &reftables[161]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT64, UPB_INTFMT_VARIABLE, false, false, false, false, "negative_int_value", 5, &msgs[20], NULL, 10, 3, {0},&reftables[162], &reftables[163]),
   UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "nested_type", 3, &msgs[0], (const upb_def*)(&msgs[0]), 15, 1, {0},&reftables[164], &reftables[165]),
@@ -6649,58 +6523,59 @@ static const upb_fielddef fields[105] = {
   UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "oneof_decl", 8, &msgs[0], (const upb_def*)(&msgs[15]), 28, 6, {0},&reftables[174], &reftables[175]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "oneof_index", 9, &msgs[7], NULL, 19, 8, {0},&reftables[176], &reftables[177]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_ENUM, 0, false, false, false, false, "optimize_for", 9, &msgs[11], (const upb_def*)(&enums[4]), 12, 3, {0},&reftables[178], &reftables[179]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "options", 7, &msgs[0], (const upb_def*)(&msgs[12]), 25, 5, {0},&reftables[180], &reftables[181]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "options", 8, &msgs[9], (const upb_def*)(&msgs[11]), 20, 4, {0},&reftables[182], &reftables[183]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "options", 8, &msgs[9], (const upb_def*)(&msgs[11]), 20, 4, {0},&reftables[180], &reftables[181]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "options", 7, &msgs[0], (const upb_def*)(&msgs[12]), 25, 5, {0},&reftables[182], &reftables[183]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "options", 4, &msgs[13], (const upb_def*)(&msgs[14]), 3, 0, {0},&reftables[184], &reftables[185]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "options", 8, &msgs[7], (const upb_def*)(&msgs[8]), 3, 0, {0},&reftables[186], &reftables[187]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "options", 3, &msgs[16], (const upb_def*)(&msgs[17]), 7, 1, {0},&reftables[188], &reftables[189]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "options", 3, &msgs[5], (const upb_def*)(&msgs[6]), 3, 0, {0},&reftables[190], &reftables[191]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "options", 3, &msgs[5], (const upb_def*)(&msgs[6]), 3, 0, {0},&reftables[188], &reftables[189]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "options", 3, &msgs[16], (const upb_def*)(&msgs[17]), 7, 1, {0},&reftables[190], &reftables[191]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "options", 3, &msgs[3], (const upb_def*)(&msgs[4]), 7, 1, {0},&reftables[192], &reftables[193]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "output_type", 3, &msgs[13], NULL, 10, 3, {0},&reftables[194], &reftables[195]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "package", 2, &msgs[9], NULL, 25, 7, {0},&reftables[196], &reftables[197]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "packed", 2, &msgs[8], NULL, 7, 2, {0},&reftables[198], &reftables[199]),
   UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, true, "path", 1, &msgs[19], NULL, 4, 0, {0},&reftables[200], &reftables[201]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_UINT64, UPB_INTFMT_VARIABLE, false, false, false, false, "positive_int_value", 4, &msgs[20], NULL, 9, 2, {0},&reftables[202], &reftables[203]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "public_dependency", 10, &msgs[9], NULL, 35, 9, {0},&reftables[204], &reftables[205]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "py_generic_services", 18, &msgs[11], NULL, 19, 8, {0},&reftables[206], &reftables[207]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_STRING, 0, false, false, false, false, "reserved_name", 10, &msgs[0], NULL, 37, 9, {0},&reftables[208], &reftables[209]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "reserved_range", 9, &msgs[0], (const upb_def*)(&msgs[2]), 31, 7, {0},&reftables[210], &reftables[211]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "server_streaming", 6, &msgs[13], NULL, 14, 5, {0},&reftables[212], &reftables[213]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "service", 6, &msgs[9], (const upb_def*)(&msgs[16]), 16, 2, {0},&reftables[214], &reftables[215]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "source_code_info", 9, &msgs[9], (const upb_def*)(&msgs[18]), 21, 5, {0},&reftables[216], &reftables[217]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, true, "span", 2, &msgs[19], NULL, 7, 1, {0},&reftables[218], &reftables[219]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "start", 1, &msgs[2], NULL, 2, 0, {0},&reftables[220], &reftables[221]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "start", 1, &msgs[1], NULL, 2, 0, {0},&reftables[222], &reftables[223]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BYTES, 0, false, false, false, false, "string_value", 7, &msgs[20], NULL, 12, 5, {0},&reftables[224], &reftables[225]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "syntax", 12, &msgs[9], NULL, 39, 11, {0},&reftables[226], &reftables[227]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "trailing_comments", 4, &msgs[19], NULL, 11, 3, {0},&reftables[228], &reftables[229]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_ENUM, 0, false, false, false, false, "type", 5, &msgs[7], (const upb_def*)(&enums[1]), 12, 5, {0},&reftables[230], &reftables[231]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "type_name", 6, &msgs[7], NULL, 13, 6, {0},&reftables[232], &reftables[233]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[11], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[234], &reftables[235]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[12], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[236], &reftables[237]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[6], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[238], &reftables[239]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[4], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[240], &reftables[241]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "php_class_prefix", 40, &msgs[11], NULL, 31, 16, {0},&reftables[202], &reftables[203]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_UINT64, UPB_INTFMT_VARIABLE, false, false, false, false, "positive_int_value", 4, &msgs[20], NULL, 9, 2, {0},&reftables[204], &reftables[205]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "public_dependency", 10, &msgs[9], NULL, 35, 9, {0},&reftables[206], &reftables[207]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "py_generic_services", 18, &msgs[11], NULL, 19, 8, {0},&reftables[208], &reftables[209]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_STRING, 0, false, false, false, false, "reserved_name", 10, &msgs[0], NULL, 37, 9, {0},&reftables[210], &reftables[211]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "reserved_range", 9, &msgs[0], (const upb_def*)(&msgs[2]), 31, 7, {0},&reftables[212], &reftables[213]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "server_streaming", 6, &msgs[13], NULL, 14, 5, {0},&reftables[214], &reftables[215]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "service", 6, &msgs[9], (const upb_def*)(&msgs[16]), 16, 2, {0},&reftables[216], &reftables[217]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_MESSAGE, 0, false, false, false, false, "source_code_info", 9, &msgs[9], (const upb_def*)(&msgs[18]), 21, 5, {0},&reftables[218], &reftables[219]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, true, "span", 2, &msgs[19], NULL, 7, 1, {0},&reftables[220], &reftables[221]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "start", 1, &msgs[2], NULL, 2, 0, {0},&reftables[222], &reftables[223]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "start", 1, &msgs[1], NULL, 2, 0, {0},&reftables[224], &reftables[225]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BYTES, 0, false, false, false, false, "string_value", 7, &msgs[20], NULL, 12, 5, {0},&reftables[226], &reftables[227]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "syntax", 12, &msgs[9], NULL, 39, 11, {0},&reftables[228], &reftables[229]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "trailing_comments", 4, &msgs[19], NULL, 11, 3, {0},&reftables[230], &reftables[231]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_ENUM, 0, false, false, false, false, "type", 5, &msgs[7], (const upb_def*)(&enums[1]), 12, 5, {0},&reftables[232], &reftables[233]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "type_name", 6, &msgs[7], NULL, 13, 6, {0},&reftables[234], &reftables[235]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[14], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[236], &reftables[237]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[12], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[238], &reftables[239]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[17], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[240], &reftables[241]),
   UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[8], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[242], &reftables[243]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[14], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[244], &reftables[245]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[17], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[246], &reftables[247]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "value", 2, &msgs[3], (const upb_def*)(&msgs[5]), 6, 0, {0},&reftables[248], &reftables[249]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "weak", 10, &msgs[8], NULL, 11, 6, {0},&reftables[250], &reftables[251]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "weak_dependency", 11, &msgs[9], NULL, 38, 10, {0},&reftables[252], &reftables[253]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[11], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[244], &reftables[245]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[6], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[246], &reftables[247]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "uninterpreted_option", 999, &msgs[4], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[248], &reftables[249]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_MESSAGE, 0, false, false, false, false, "value", 2, &msgs[3], (const upb_def*)(&msgs[5]), 6, 0, {0},&reftables[250], &reftables[251]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "weak", 10, &msgs[8], NULL, 11, 6, {0},&reftables[252], &reftables[253]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "weak_dependency", 11, &msgs[9], NULL, 38, 10, {0},&reftables[254], &reftables[255]),
 };
 
 static const upb_enumdef enums[5] = {
-  UPB_ENUMDEF_INIT("google.protobuf.FieldDescriptorProto.Label", UPB_STRTABLE_INIT(3, 3, UPB_CTYPE_INT32, 2, &strentries[188]), UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_CSTR, 0, NULL, &arrays[151], 4, 3), 0, &reftables[254], &reftables[255]),
-  UPB_ENUMDEF_INIT("google.protobuf.FieldDescriptorProto.Type", UPB_STRTABLE_INIT(18, 31, UPB_CTYPE_INT32, 5, &strentries[192]), UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_CSTR, 0, NULL, &arrays[155], 19, 18), 0, &reftables[256], &reftables[257]),
-  UPB_ENUMDEF_INIT("google.protobuf.FieldOptions.CType", UPB_STRTABLE_INIT(3, 3, UPB_CTYPE_INT32, 2, &strentries[224]), UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_CSTR, 0, NULL, &arrays[174], 3, 3), 0, &reftables[258], &reftables[259]),
-  UPB_ENUMDEF_INIT("google.protobuf.FieldOptions.JSType", UPB_STRTABLE_INIT(3, 3, UPB_CTYPE_INT32, 2, &strentries[228]), UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_CSTR, 0, NULL, &arrays[177], 3, 3), 0, &reftables[260], &reftables[261]),
-  UPB_ENUMDEF_INIT("google.protobuf.FileOptions.OptimizeMode", UPB_STRTABLE_INIT(3, 3, UPB_CTYPE_INT32, 2, &strentries[232]), UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_CSTR, 0, NULL, &arrays[180], 4, 3), 0, &reftables[262], &reftables[263]),
+  UPB_ENUMDEF_INIT("google.protobuf.FieldDescriptorProto.Label", UPB_STRTABLE_INIT(3, 3, UPB_CTYPE_INT32, 2, &strentries[188]), UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_CSTR, 0, NULL, &arrays[153], 4, 3), 0, &reftables[256], &reftables[257]),
+  UPB_ENUMDEF_INIT("google.protobuf.FieldDescriptorProto.Type", UPB_STRTABLE_INIT(18, 31, UPB_CTYPE_INT32, 5, &strentries[192]), UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_CSTR, 0, NULL, &arrays[157], 19, 18), 0, &reftables[258], &reftables[259]),
+  UPB_ENUMDEF_INIT("google.protobuf.FieldOptions.CType", UPB_STRTABLE_INIT(3, 3, UPB_CTYPE_INT32, 2, &strentries[224]), UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_CSTR, 0, NULL, &arrays[176], 3, 3), 0, &reftables[260], &reftables[261]),
+  UPB_ENUMDEF_INIT("google.protobuf.FieldOptions.JSType", UPB_STRTABLE_INIT(3, 3, UPB_CTYPE_INT32, 2, &strentries[228]), UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_CSTR, 0, NULL, &arrays[179], 3, 3), 0, &reftables[262], &reftables[263]),
+  UPB_ENUMDEF_INIT("google.protobuf.FileOptions.OptimizeMode", UPB_STRTABLE_INIT(3, 3, UPB_CTYPE_INT32, 2, &strentries[232]), UPB_INTTABLE_INIT(0, 0, UPB_CTYPE_CSTR, 0, NULL, &arrays[182], 4, 3), 0, &reftables[264], &reftables[265]),
 };
 
 static const upb_tabent strentries[236] = {
   {UPB_TABKEY_STR("\011", "\000", "\000", "\000", "extension"), UPB_TABVALUE_PTR_INIT(&fields[22]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\015", "\000", "\000", "\000", "reserved_name"), UPB_TABVALUE_PTR_INIT(&fields[82]), NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[52]), NULL},
+  {UPB_TABKEY_STR("\015", "\000", "\000", "\000", "reserved_name"), UPB_TABVALUE_PTR_INIT(&fields[83]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[50]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
@@ -6709,38 +6584,38 @@ static const upb_tabent strentries[236] = {
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\013", "\000", "\000", "\000", "nested_type"), UPB_TABVALUE_PTR_INIT(&fields[60]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\016", "\000", "\000", "\000", "reserved_range"), UPB_TABVALUE_PTR_INIT(&fields[83]), NULL},
-  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[68]), NULL},
+  {UPB_TABKEY_STR("\016", "\000", "\000", "\000", "reserved_range"), UPB_TABVALUE_PTR_INIT(&fields[84]), NULL},
+  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[69]), NULL},
   {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "oneof_decl"), UPB_TABVALUE_PTR_INIT(&fields[65]), NULL},
-  {UPB_TABKEY_STR("\011", "\000", "\000", "\000", "enum_type"), UPB_TABVALUE_PTR_INIT(&fields[19]), &strentries[13]},
-  {UPB_TABKEY_STR("\005", "\000", "\000", "\000", "start"), UPB_TABVALUE_PTR_INIT(&fields[89]), NULL},
+  {UPB_TABKEY_STR("\011", "\000", "\000", "\000", "enum_type"), UPB_TABVALUE_PTR_INIT(&fields[20]), &strentries[13]},
+  {UPB_TABKEY_STR("\005", "\000", "\000", "\000", "start"), UPB_TABVALUE_PTR_INIT(&fields[90]), NULL},
   {UPB_TABKEY_STR("\003", "\000", "\000", "\000", "end"), UPB_TABVALUE_PTR_INIT(&fields[18]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\005", "\000", "\000", "\000", "start"), UPB_TABVALUE_PTR_INIT(&fields[88]), NULL},
+  {UPB_TABKEY_STR("\005", "\000", "\000", "\000", "start"), UPB_TABVALUE_PTR_INIT(&fields[89]), NULL},
   {UPB_TABKEY_STR("\003", "\000", "\000", "\000", "end"), UPB_TABVALUE_PTR_INIT(&fields[17]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\005", "\000", "\000", "\000", "value"), UPB_TABVALUE_PTR_INIT(&fields[102]), NULL},
+  {UPB_TABKEY_STR("\005", "\000", "\000", "\000", "value"), UPB_TABVALUE_PTR_INIT(&fields[103]), NULL},
   {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[74]), NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[49]), &strentries[26]},
-  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[98]), NULL},
-  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[13]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[54]), &strentries[26]},
+  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[102]), NULL},
+  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[14]), NULL},
   {UPB_TABKEY_STR("\013", "\000", "\000", "\000", "allow_alias"), UPB_TABVALUE_PTR_INIT(&fields[1]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\006", "\000", "\000", "\000", "number"), UPB_TABVALUE_PTR_INIT(&fields[62]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[73]), NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[53]), &strentries[34]},
-  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[97]), NULL},
-  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[15]), NULL},
+  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[72]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[51]), &strentries[34]},
+  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[101]), NULL},
+  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[13]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\013", "\000", "\000", "\000", "oneof_index"), UPB_TABVALUE_PTR_INIT(&fields[66]), NULL},
   {UPB_TABKEY_STR("\005", "\000", "\000", "\000", "label"), UPB_TABVALUE_PTR_INIT(&fields[40]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[55]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[56]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
@@ -6748,14 +6623,14 @@ static const upb_tabent strentries[236] = {
   {UPB_TABKEY_STR("\006", "\000", "\000", "\000", "number"), UPB_TABVALUE_PTR_INIT(&fields[63]), &strentries[53]},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\010", "\000", "\000", "\000", "extendee"), UPB_TABVALUE_PTR_INIT(&fields[21]), NULL},
-  {UPB_TABKEY_STR("\011", "\000", "\000", "\000", "type_name"), UPB_TABVALUE_PTR_INIT(&fields[94]), NULL},
+  {UPB_TABKEY_STR("\011", "\000", "\000", "\000", "type_name"), UPB_TABVALUE_PTR_INIT(&fields[95]), NULL},
   {UPB_TABKEY_STR("\011", "\000", "\000", "\000", "json_name"), UPB_TABVALUE_PTR_INIT(&fields[38]), NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "type"), UPB_TABVALUE_PTR_INIT(&fields[93]), &strentries[50]},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "type"), UPB_TABVALUE_PTR_INIT(&fields[94]), &strentries[50]},
   {UPB_TABKEY_STR("\015", "\000", "\000", "\000", "default_value"), UPB_TABVALUE_PTR_INIT(&fields[7]), NULL},
   {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[71]), NULL},
   {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[99]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "weak"), UPB_TABVALUE_PTR_INIT(&fields[103]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "weak"), UPB_TABVALUE_PTR_INIT(&fields[104]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
@@ -6766,25 +6641,25 @@ static const upb_tabent strentries[236] = {
   {UPB_TABKEY_STR("\005", "\000", "\000", "\000", "ctype"), UPB_TABVALUE_PTR_INIT(&fields[6]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\006", "\000", "\000", "\000", "jstype"), UPB_TABVALUE_PTR_INIT(&fields[39]), NULL},
-  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[10]), NULL},
+  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[9]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\011", "\000", "\000", "\000", "extension"), UPB_TABVALUE_PTR_INIT(&fields[23]), NULL},
-  {UPB_TABKEY_STR("\017", "\000", "\000", "\000", "weak_dependency"), UPB_TABVALUE_PTR_INIT(&fields[104]), NULL},
+  {UPB_TABKEY_STR("\017", "\000", "\000", "\000", "weak_dependency"), UPB_TABVALUE_PTR_INIT(&fields[105]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[54]), NULL},
-  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "service"), UPB_TABVALUE_PTR_INIT(&fields[85]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[57]), NULL},
+  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "service"), UPB_TABVALUE_PTR_INIT(&fields[86]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "source_code_info"), UPB_TABVALUE_PTR_INIT(&fields[86]), NULL},
+  {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "source_code_info"), UPB_TABVALUE_PTR_INIT(&fields[87]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\006", "\000", "\000", "\000", "syntax"), UPB_TABVALUE_PTR_INIT(&fields[91]), NULL},
+  {UPB_TABKEY_STR("\006", "\000", "\000", "\000", "syntax"), UPB_TABVALUE_PTR_INIT(&fields[92]), NULL},
   {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "dependency"), UPB_TABVALUE_PTR_INIT(&fields[8]), NULL},
   {UPB_TABKEY_STR("\014", "\000", "\000", "\000", "message_type"), UPB_TABVALUE_PTR_INIT(&fields[47]), NULL},
   {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "package"), UPB_TABVALUE_PTR_INIT(&fields[76]), NULL},
-  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[69]), &strentries[86]},
-  {UPB_TABKEY_STR("\011", "\000", "\000", "\000", "enum_type"), UPB_TABVALUE_PTR_INIT(&fields[20]), NULL},
-  {UPB_TABKEY_STR("\021", "\000", "\000", "\000", "public_dependency"), UPB_TABVALUE_PTR_INIT(&fields[80]), &strentries[85]},
+  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[68]), &strentries[86]},
+  {UPB_TABKEY_STR("\011", "\000", "\000", "\000", "enum_type"), UPB_TABVALUE_PTR_INIT(&fields[19]), NULL},
+  {UPB_TABKEY_STR("\021", "\000", "\000", "\000", "public_dependency"), UPB_TABVALUE_PTR_INIT(&fields[81]), &strentries[85]},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "file"), UPB_TABVALUE_PTR_INIT(&fields[26]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
@@ -6792,7 +6667,7 @@ static const upb_tabent strentries[236] = {
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\023", "\000", "\000", "\000", "cc_generic_services"), UPB_TABVALUE_PTR_INIT(&fields[3]), NULL},
-  {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "csharp_namespace"), UPB_TABVALUE_PTR_INIT(&fields[5]), NULL},
+  {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "csharp_namespace"), UPB_TABVALUE_PTR_INIT(&fields[5]), &strentries[116]},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
@@ -6805,7 +6680,7 @@ static const upb_tabent strentries[236] = {
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "java_outer_classname"), UPB_TABVALUE_PTR_INIT(&fields[34]), NULL},
-  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[95]), NULL},
+  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[100]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
@@ -6813,9 +6688,9 @@ static const upb_tabent strentries[236] = {
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\025", "\000", "\000", "\000", "java_generic_services"), UPB_TABVALUE_PTR_INIT(&fields[32]), &strentries[118]},
   {UPB_TABKEY_STR("\035", "\000", "\000", "\000", "java_generate_equals_and_hash"), UPB_TABVALUE_PTR_INIT(&fields[31]), NULL},
-  {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
+  {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "php_class_prefix"), UPB_TABVALUE_PTR_INIT(&fields[79]), NULL},
   {UPB_TABKEY_STR("\037", "\000", "\000", "\000", "javanano_use_deprecated_package"), UPB_TABVALUE_PTR_INIT(&fields[37]), &strentries[123]},
-  {UPB_TABKEY_STR("\023", "\000", "\000", "\000", "py_generic_services"), UPB_TABVALUE_PTR_INIT(&fields[81]), NULL},
+  {UPB_TABKEY_STR("\023", "\000", "\000", "\000", "py_generic_services"), UPB_TABVALUE_PTR_INIT(&fields[82]), NULL},
   {UPB_TABKEY_STR("\014", "\000", "\000", "\000", "optimize_for"), UPB_TABVALUE_PTR_INIT(&fields[67]), NULL},
   {UPB_TABKEY_STR("\026", "\000", "\000", "\000", "java_string_check_utf8"), UPB_TABVALUE_PTR_INIT(&fields[36]), NULL},
   {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[12]), &strentries[119]},
@@ -6825,32 +6700,32 @@ static const upb_tabent strentries[236] = {
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[96]), NULL},
-  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[9]), NULL},
+  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[97]), NULL},
+  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[11]), NULL},
   {UPB_TABKEY_STR("\011", "\000", "\000", "\000", "map_entry"), UPB_TABVALUE_PTR_INIT(&fields[45]), NULL},
   {UPB_TABKEY_STR("\037", "\000", "\000", "\000", "no_standard_descriptor_accessor"), UPB_TABVALUE_PTR_INIT(&fields[61]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "client_streaming"), UPB_TABVALUE_PTR_INIT(&fields[4]), NULL},
-  {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "server_streaming"), UPB_TABVALUE_PTR_INIT(&fields[84]), NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[56]), NULL},
+  {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "server_streaming"), UPB_TABVALUE_PTR_INIT(&fields[85]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[52]), NULL},
   {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "input_type"), UPB_TABVALUE_PTR_INIT(&fields[29]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\013", "\000", "\000", "\000", "output_type"), UPB_TABVALUE_PTR_INIT(&fields[75]), NULL},
   {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[70]), NULL},
-  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[100]), NULL},
-  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[11]), NULL},
+  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[96]), NULL},
+  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[10]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[50]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[55]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[72]), &strentries[150]},
+  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[73]), &strentries[150]},
   {UPB_TABKEY_STR("\006", "\000", "\000", "\000", "method"), UPB_TABVALUE_PTR_INIT(&fields[48]), NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[57]), &strentries[149]},
-  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[101]), NULL},
-  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[14]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[53]), &strentries[149]},
+  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[98]), NULL},
+  {UPB_TABKEY_STR("\012", "\000", "\000", "\000", "deprecated"), UPB_TABVALUE_PTR_INIT(&fields[15]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
@@ -6860,15 +6735,15 @@ static const upb_tabent strentries[236] = {
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "span"), UPB_TABVALUE_PTR_INIT(&fields[87]), &strentries[167]},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "span"), UPB_TABVALUE_PTR_INIT(&fields[88]), &strentries[167]},
   {UPB_TABKEY_STR("\031", "\000", "\000", "\000", "leading_detached_comments"), UPB_TABVALUE_PTR_INIT(&fields[43]), &strentries[165]},
-  {UPB_TABKEY_STR("\021", "\000", "\000", "\000", "trailing_comments"), UPB_TABVALUE_PTR_INIT(&fields[92]), NULL},
+  {UPB_TABKEY_STR("\021", "\000", "\000", "\000", "trailing_comments"), UPB_TABVALUE_PTR_INIT(&fields[93]), NULL},
   {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "leading_comments"), UPB_TABVALUE_PTR_INIT(&fields[42]), &strentries[164]},
   {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "path"), UPB_TABVALUE_PTR_INIT(&fields[78]), NULL},
   {UPB_TABKEY_STR("\014", "\000", "\000", "\000", "double_value"), UPB_TABVALUE_PTR_INIT(&fields[16]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[51]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[49]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
@@ -6878,9 +6753,9 @@ static const upb_tabent strentries[236] = {
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\022", "\000", "\000", "\000", "positive_int_value"), UPB_TABVALUE_PTR_INIT(&fields[79]), NULL},
+  {UPB_TABKEY_STR("\022", "\000", "\000", "\000", "positive_int_value"), UPB_TABVALUE_PTR_INIT(&fields[80]), NULL},
   {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "identifier_value"), UPB_TABVALUE_PTR_INIT(&fields[28]), NULL},
-  {UPB_TABKEY_STR("\014", "\000", "\000", "\000", "string_value"), UPB_TABVALUE_PTR_INIT(&fields[90]), &strentries[182]},
+  {UPB_TABKEY_STR("\014", "\000", "\000", "\000", "string_value"), UPB_TABVALUE_PTR_INIT(&fields[91]), &strentries[182]},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_STR("\014", "\000", "\000", "\000", "is_extension"), UPB_TABVALUE_PTR_INIT(&fields[30]), NULL},
@@ -6937,64 +6812,64 @@ static const upb_tabent strentries[236] = {
 
 static const upb_tabent intentries[18] = {
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[98]), NULL},
+  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[102]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[97]), NULL},
+  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[101]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[99]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[95]), NULL},
+  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[100]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[96]), NULL},
+  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[97]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_NUM(33), UPB_TABVALUE_PTR_INIT(&fields[11]), NULL},
+  {UPB_TABKEY_NUM(33), UPB_TABVALUE_PTR_INIT(&fields[10]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[100]), NULL},
+  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[96]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_NUM(33), UPB_TABVALUE_PTR_INIT(&fields[14]), NULL},
+  {UPB_TABKEY_NUM(33), UPB_TABVALUE_PTR_INIT(&fields[15]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[101]), NULL},
+  {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[98]), NULL},
 };
 
-static const upb_tabval arrays[184] = {
+static const upb_tabval arrays[186] = {
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[52]),
+  UPB_TABVALUE_PTR_INIT(&fields[50]),
   UPB_TABVALUE_PTR_INIT(&fields[25]),
   UPB_TABVALUE_PTR_INIT(&fields[60]),
-  UPB_TABVALUE_PTR_INIT(&fields[19]),
+  UPB_TABVALUE_PTR_INIT(&fields[20]),
   UPB_TABVALUE_PTR_INIT(&fields[24]),
   UPB_TABVALUE_PTR_INIT(&fields[22]),
-  UPB_TABVALUE_PTR_INIT(&fields[68]),
+  UPB_TABVALUE_PTR_INIT(&fields[69]),
   UPB_TABVALUE_PTR_INIT(&fields[65]),
+  UPB_TABVALUE_PTR_INIT(&fields[84]),
   UPB_TABVALUE_PTR_INIT(&fields[83]),
-  UPB_TABVALUE_PTR_INIT(&fields[82]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[89]),
+  UPB_TABVALUE_PTR_INIT(&fields[90]),
   UPB_TABVALUE_PTR_INIT(&fields[18]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[88]),
+  UPB_TABVALUE_PTR_INIT(&fields[89]),
   UPB_TABVALUE_PTR_INIT(&fields[17]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[49]),
-  UPB_TABVALUE_PTR_INIT(&fields[102]),
+  UPB_TABVALUE_PTR_INIT(&fields[54]),
+  UPB_TABVALUE_PTR_INIT(&fields[103]),
   UPB_TABVALUE_PTR_INIT(&fields[74]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[1]),
-  UPB_TABVALUE_PTR_INIT(&fields[13]),
+  UPB_TABVALUE_PTR_INIT(&fields[14]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[53]),
+  UPB_TABVALUE_PTR_INIT(&fields[51]),
   UPB_TABVALUE_PTR_INIT(&fields[62]),
-  UPB_TABVALUE_PTR_INIT(&fields[73]),
+  UPB_TABVALUE_PTR_INIT(&fields[72]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[15]),
+  UPB_TABVALUE_PTR_INIT(&fields[13]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[55]),
+  UPB_TABVALUE_PTR_INIT(&fields[56]),
   UPB_TABVALUE_PTR_INIT(&fields[21]),
   UPB_TABVALUE_PTR_INIT(&fields[63]),
   UPB_TABVALUE_PTR_INIT(&fields[40]),
-  UPB_TABVALUE_PTR_INIT(&fields[93]),
   UPB_TABVALUE_PTR_INIT(&fields[94]),
+  UPB_TABVALUE_PTR_INIT(&fields[95]),
   UPB_TABVALUE_PTR_INIT(&fields[7]),
   UPB_TABVALUE_PTR_INIT(&fields[71]),
   UPB_TABVALUE_PTR_INIT(&fields[66]),
@@ -7002,27 +6877,27 @@ static const upb_tabval arrays[184] = {
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[6]),
   UPB_TABVALUE_PTR_INIT(&fields[77]),
-  UPB_TABVALUE_PTR_INIT(&fields[10]),
+  UPB_TABVALUE_PTR_INIT(&fields[9]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[41]),
   UPB_TABVALUE_PTR_INIT(&fields[39]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[103]),
+  UPB_TABVALUE_PTR_INIT(&fields[104]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[54]),
+  UPB_TABVALUE_PTR_INIT(&fields[57]),
   UPB_TABVALUE_PTR_INIT(&fields[76]),
   UPB_TABVALUE_PTR_INIT(&fields[8]),
   UPB_TABVALUE_PTR_INIT(&fields[47]),
-  UPB_TABVALUE_PTR_INIT(&fields[20]),
-  UPB_TABVALUE_PTR_INIT(&fields[85]),
-  UPB_TABVALUE_PTR_INIT(&fields[23]),
-  UPB_TABVALUE_PTR_INIT(&fields[69]),
+  UPB_TABVALUE_PTR_INIT(&fields[19]),
   UPB_TABVALUE_PTR_INIT(&fields[86]),
-  UPB_TABVALUE_PTR_INIT(&fields[80]),
-  UPB_TABVALUE_PTR_INIT(&fields[104]),
-  UPB_TABVALUE_PTR_INIT(&fields[91]),
+  UPB_TABVALUE_PTR_INIT(&fields[23]),
+  UPB_TABVALUE_PTR_INIT(&fields[68]),
+  UPB_TABVALUE_PTR_INIT(&fields[87]),
+  UPB_TABVALUE_PTR_INIT(&fields[81]),
+  UPB_TABVALUE_PTR_INIT(&fields[105]),
+  UPB_TABVALUE_PTR_INIT(&fields[92]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[26]),
   UPB_TABVALUE_EMPTY_INIT,
@@ -7043,7 +6918,7 @@ static const upb_tabval arrays[184] = {
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[3]),
   UPB_TABVALUE_PTR_INIT(&fields[32]),
-  UPB_TABVALUE_PTR_INIT(&fields[81]),
+  UPB_TABVALUE_PTR_INIT(&fields[82]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[31]),
   UPB_TABVALUE_EMPTY_INIT,
@@ -7065,45 +6940,47 @@ static const upb_tabval arrays[184] = {
   UPB_TABVALUE_PTR_INIT(&fields[5]),
   UPB_TABVALUE_PTR_INIT(&fields[37]),
   UPB_TABVALUE_EMPTY_INIT,
+  UPB_TABVALUE_PTR_INIT(&fields[79]),
+  UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[46]),
   UPB_TABVALUE_PTR_INIT(&fields[61]),
-  UPB_TABVALUE_PTR_INIT(&fields[9]),
+  UPB_TABVALUE_PTR_INIT(&fields[11]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[45]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[56]),
+  UPB_TABVALUE_PTR_INIT(&fields[52]),
   UPB_TABVALUE_PTR_INIT(&fields[29]),
   UPB_TABVALUE_PTR_INIT(&fields[75]),
   UPB_TABVALUE_PTR_INIT(&fields[70]),
   UPB_TABVALUE_PTR_INIT(&fields[4]),
-  UPB_TABVALUE_PTR_INIT(&fields[84]),
+  UPB_TABVALUE_PTR_INIT(&fields[85]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[50]),
+  UPB_TABVALUE_PTR_INIT(&fields[55]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[57]),
+  UPB_TABVALUE_PTR_INIT(&fields[53]),
   UPB_TABVALUE_PTR_INIT(&fields[48]),
-  UPB_TABVALUE_PTR_INIT(&fields[72]),
+  UPB_TABVALUE_PTR_INIT(&fields[73]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[44]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[78]),
-  UPB_TABVALUE_PTR_INIT(&fields[87]),
+  UPB_TABVALUE_PTR_INIT(&fields[88]),
   UPB_TABVALUE_PTR_INIT(&fields[42]),
-  UPB_TABVALUE_PTR_INIT(&fields[92]),
+  UPB_TABVALUE_PTR_INIT(&fields[93]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[43]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[51]),
+  UPB_TABVALUE_PTR_INIT(&fields[49]),
   UPB_TABVALUE_PTR_INIT(&fields[28]),
-  UPB_TABVALUE_PTR_INIT(&fields[79]),
+  UPB_TABVALUE_PTR_INIT(&fields[80]),
   UPB_TABVALUE_PTR_INIT(&fields[59]),
   UPB_TABVALUE_PTR_INIT(&fields[16]),
-  UPB_TABVALUE_PTR_INIT(&fields[90]),
+  UPB_TABVALUE_PTR_INIT(&fields[91]),
   UPB_TABVALUE_PTR_INIT(&fields[0]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[58]),
@@ -7144,7 +7021,9 @@ static const upb_tabval arrays[184] = {
 };
 
 #ifdef UPB_DEBUG_REFS
-static upb_inttable reftables[264] = {
+static upb_inttable reftables[266] = {
+  UPB_EMPTY_INTTABLE_INIT(UPB_CTYPE_PTR),
+  UPB_EMPTY_INTTABLE_INIT(UPB_CTYPE_PTR),
   UPB_EMPTY_INTTABLE_INIT(UPB_CTYPE_PTR),
   UPB_EMPTY_INTTABLE_INIT(UPB_CTYPE_PTR),
   UPB_EMPTY_INTTABLE_INIT(UPB_CTYPE_PTR),
@@ -7686,6 +7565,21 @@ static size_t file_onpackage(void *closure, const void *hd, const char *buf,
   return n;
 }
 
+static size_t file_onphpprefix(void *closure, const void *hd, const char *buf,
+                             size_t n, const upb_bufhandle *handle) {
+  upb_descreader *r = closure;
+  char *prefix;
+  bool ok;
+  UPB_UNUSED(hd);
+  UPB_UNUSED(handle);
+
+  prefix = upb_gstrndup(buf, n);
+  ok = upb_filedef_setphpprefix(r->file, prefix, NULL);
+  upb_gfree(prefix);
+  UPB_ASSERT(ok);
+  return n;
+}
+
 static size_t file_onsyntax(void *closure, const void *hd, const char *buf,
                             size_t n, const upb_bufhandle *handle) {
   upb_descreader *r = closure;
@@ -8212,6 +8106,9 @@ static void reghandlers(const void *closure, upb_handlers *h) {
     upb_handlers_setbool(h, F(FieldOptions, packed), &field_onpacked, NULL);
   } else if (upbdefs_google_protobuf_MessageOptions_is(m)) {
     upb_handlers_setbool(h, F(MessageOptions, map_entry), &msg_onmapentry, NULL);
+  } else if (upbdefs_google_protobuf_FileOptions_is(m)) {
+    upb_handlers_setstring(h, F(FileOptions, php_class_prefix),
+                           &file_onphpprefix, NULL);
   }
 
   UPB_ASSERT(upb_ok(upb_handlers_status(h)));

php/ext/google/protobuf/upb.h

@@ -2972,6 +2972,11 @@ class upb::FileDef {
   const char* package() const;
   bool set_package(const char* package, Status* s);
 
+  /* Sets the php class prefix which is prepended to all php generated classes
+   / from this .proto. Default is empty. */
+  const char* phpprefix() const;
+  bool set_phpprefix(const char* phpprefix, Status* s);
+
   /* Syntax for the file.  Defaults to proto2. */
   upb_syntax_t syntax() const;
   void set_syntax(upb_syntax_t syntax);
@@ -3025,6 +3030,7 @@ UPB_REFCOUNTED_CMETHODS(upb_filedef, upb_filedef_upcast)
 
 const char *upb_filedef_name(const upb_filedef *f);
 const char *upb_filedef_package(const upb_filedef *f);
+const char *upb_filedef_phpprefix(const upb_filedef *f);
 upb_syntax_t upb_filedef_syntax(const upb_filedef *f);
 size_t upb_filedef_defcount(const upb_filedef *f);
 size_t upb_filedef_depcount(const upb_filedef *f);
@@ -3034,6 +3040,8 @@ const upb_filedef *upb_filedef_dep(const upb_filedef *f, size_t i);
 bool upb_filedef_freeze(upb_filedef *f, upb_status *s);
 bool upb_filedef_setname(upb_filedef *f, const char *name, upb_status *s);
 bool upb_filedef_setpackage(upb_filedef *f, const char *package, upb_status *s);
+bool upb_filedef_setphpprefix(upb_filedef *f, const char *phpprefix,
+                              upb_status *s);
 bool upb_filedef_setsyntax(upb_filedef *f, upb_syntax_t syntax, upb_status *s);
 
 bool upb_filedef_adddef(upb_filedef *f, upb_def *def, const void *ref_donor,
@@ -3792,6 +3800,12 @@ inline const char* FileDef::package() const {
 inline bool FileDef::set_package(const char* package, Status* s) {
   return upb_filedef_setpackage(this, package, s);
 }
+inline const char* FileDef::phpprefix() const {
+  return upb_filedef_phpprefix(this);
+}
+inline bool FileDef::set_phpprefix(const char* phpprefix, Status* s) {
+  return upb_filedef_setphpprefix(this, phpprefix, s);
+}
 inline int FileDef::def_count() const {
   return upb_filedef_defcount(this);
 }
@@ -4006,6 +4020,7 @@ struct upb_filedef {
 
   const char *name;
   const char *package;
+  const char *phpprefix;
   upb_syntax_t syntax;
 
   upb_inttable defs;
@@ -7212,6 +7227,7 @@ UPB_INLINE const upb_fielddef *upbdefs_google_protobuf_FileOptions_f_java_string
 UPB_INLINE const upb_fielddef *upbdefs_google_protobuf_FileOptions_f_javanano_use_deprecated_package(const upb_msgdef *m) { UPB_ASSERT(upbdefs_google_protobuf_FileOptions_is(m)); return upb_msgdef_itof(m, 38); }
 UPB_INLINE const upb_fielddef *upbdefs_google_protobuf_FileOptions_f_objc_class_prefix(const upb_msgdef *m) { UPB_ASSERT(upbdefs_google_protobuf_FileOptions_is(m)); return upb_msgdef_itof(m, 36); }
 UPB_INLINE const upb_fielddef *upbdefs_google_protobuf_FileOptions_f_optimize_for(const upb_msgdef *m) { UPB_ASSERT(upbdefs_google_protobuf_FileOptions_is(m)); return upb_msgdef_itof(m, 9); }
+UPB_INLINE const upb_fielddef *upbdefs_google_protobuf_FileOptions_f_php_class_prefix(const upb_msgdef *m) { UPB_ASSERT(upbdefs_google_protobuf_FileOptions_is(m)); return upb_msgdef_itof(m, 40); }
 UPB_INLINE const upb_fielddef *upbdefs_google_protobuf_FileOptions_f_py_generic_services(const upb_msgdef *m) { UPB_ASSERT(upbdefs_google_protobuf_FileOptions_is(m)); return upb_msgdef_itof(m, 18); }
 UPB_INLINE const upb_fielddef *upbdefs_google_protobuf_FileOptions_f_uninterpreted_option(const upb_msgdef *m) { UPB_ASSERT(upbdefs_google_protobuf_FileOptions_is(m)); return upb_msgdef_itof(m, 999); }
 UPB_INLINE const upb_fielddef *upbdefs_google_protobuf_MessageOptions_f_deprecated(const upb_msgdef *m) { UPB_ASSERT(upbdefs_google_protobuf_MessageOptions_is(m)); return upb_msgdef_itof(m, 3); }

php/generate_descriptor_protos.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+# Run this script to regenerate desriptor protos after the protocol compiler
+# changes.
+
+if test ! -e src/google/protobuf/stubs/common.h; then
+  cat >&2 << __EOF__
+Could not find source code.  Make sure you are running this script from the
+root of the distribution tree.
+__EOF__
+  exit 1
+fi
+
+pushd src
+./protoc --php_out=internal:../php/src google/protobuf/descriptor.proto
+popd

php/src/GPBMetadata/Google/Protobuf/Internal/Descriptor.php

@@ -144,6 +144,7 @@ class Descriptor
             ->optional('objc_class_prefix', \Google\Protobuf\Internal\GPBType::STRING, 36)
             ->optional('csharp_namespace', \Google\Protobuf\Internal\GPBType::STRING, 37)
             ->optional('swift_prefix', \Google\Protobuf\Internal\GPBType::STRING, 39)
+            ->optional('php_class_prefix', \Google\Protobuf\Internal\GPBType::STRING, 40)
             ->repeated('uninterpreted_option', \Google\Protobuf\Internal\GPBType::MESSAGE, 999, 'google.protobuf.internal.UninterpretedOption')
             ->finalizeToPool();
 

php/src/Google/Protobuf/Internal/DescriptorProto.php

@@ -117,8 +117,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setField(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FieldDescriptorProto::class);
-        $this->field = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FieldDescriptorProto::class);
+        $this->field = $arr;
         $this->has_field = true;
     }
 
@@ -140,8 +140,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setExtension(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FieldDescriptorProto::class);
-        $this->extension = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FieldDescriptorProto::class);
+        $this->extension = $arr;
         $this->has_extension = true;
     }
 
@@ -163,8 +163,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setNestedType(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto::class);
-        $this->nested_type = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto::class);
+        $this->nested_type = $arr;
         $this->has_nested_type = true;
     }
 
@@ -186,8 +186,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setEnumType(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\EnumDescriptorProto::class);
-        $this->enum_type = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\EnumDescriptorProto::class);
+        $this->enum_type = $arr;
         $this->has_enum_type = true;
     }
 
@@ -209,8 +209,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setExtensionRange(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto_ExtensionRange::class);
-        $this->extension_range = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto_ExtensionRange::class);
+        $this->extension_range = $arr;
         $this->has_extension_range = true;
     }
 
@@ -232,8 +232,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setOneofDecl(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\OneofDescriptorProto::class);
-        $this->oneof_decl = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\OneofDescriptorProto::class);
+        $this->oneof_decl = $arr;
         $this->has_oneof_decl = true;
     }
 
@@ -278,8 +278,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setReservedRange(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto_ReservedRange::class);
-        $this->reserved_range = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto_ReservedRange::class);
+        $this->reserved_range = $arr;
         $this->has_reserved_range = true;
     }
 
@@ -311,8 +311,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setReservedName(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
-        $this->reserved_name = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
+        $this->reserved_name = $arr;
         $this->has_reserved_name = true;
     }
 

php/src/Google/Protobuf/Internal/EnumDescriptorProto.php

@@ -77,8 +77,8 @@ class EnumDescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setValue(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\EnumValueDescriptorProto::class);
-        $this->value = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\EnumValueDescriptorProto::class);
+        $this->value = $arr;
         $this->has_value = true;
     }
 

php/src/Google/Protobuf/Internal/EnumOptions.php

@@ -144,8 +144,8 @@ class EnumOptions extends \Google\Protobuf\Internal\Message
      */
     public function setUninterpretedOption(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
-        $this->uninterpreted_option = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
+        $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
     }
 

php/src/Google/Protobuf/Internal/EnumValueOptions.php

@@ -101,8 +101,8 @@ class EnumValueOptions extends \Google\Protobuf\Internal\Message
      */
     public function setUninterpretedOption(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
-        $this->uninterpreted_option = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
+        $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
     }
 

php/src/Google/Protobuf/Internal/FieldDescriptorProto_Label.php

@@ -2,11 +2,11 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: google/protobuf/descriptor.proto
 
+namespace Google\Protobuf\Internal;
+
 /**
  * Protobuf enum <code>google.protobuf.FieldDescriptorProto.Label</code>
  */
-namespace Google\Protobuf\Internal;
-
 class FieldDescriptorProto_Label
 {
     /**

php/src/Google/Protobuf/Internal/FieldDescriptorProto_Type.php

@@ -2,11 +2,11 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: google/protobuf/descriptor.proto
 
+namespace Google\Protobuf\Internal;
+
 /**
  * Protobuf enum <code>google.protobuf.FieldDescriptorProto.Type</code>
  */
-namespace Google\Protobuf\Internal;
-
 class FieldDescriptorProto_Type
 {
     /**
@@ -63,6 +63,9 @@ class FieldDescriptorProto_Type
     /**
      * <pre>
      * Tag-delimited aggregate.
+     * Group type is deprecated and not supported in proto3. However, Proto3
+     * implementations should still be able to parse the group wire format and
+     * treat group fields as unknown fields.
      * </pre>
      *
      * <code>TYPE_GROUP = 10;</code>

php/src/Google/Protobuf/Internal/FieldOptions.php

@@ -415,8 +415,8 @@ class FieldOptions extends \Google\Protobuf\Internal\Message
      */
     public function setUninterpretedOption(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
-        $this->uninterpreted_option = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
+        $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
     }
 

php/src/Google/Protobuf/Internal/FieldOptions_CType.php

@@ -2,11 +2,11 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: google/protobuf/descriptor.proto
 
+namespace Google\Protobuf\Internal;
+
 /**
  * Protobuf enum <code>google.protobuf.FieldOptions.CType</code>
  */
-namespace Google\Protobuf\Internal;
-
 class FieldOptions_CType
 {
     /**

php/src/Google/Protobuf/Internal/FieldOptions_JSType.php

@@ -2,11 +2,11 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: google/protobuf/descriptor.proto
 
+namespace Google\Protobuf\Internal;
+
 /**
  * Protobuf enum <code>google.protobuf.FieldOptions.JSType</code>
  */
-namespace Google\Protobuf\Internal;
-
 class FieldOptions_JSType
 {
     /**

php/src/Google/Protobuf/Internal/FileDescriptorProto.php

@@ -206,8 +206,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setDependency(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
-        $this->dependency = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
+        $this->dependency = $arr;
         $this->has_dependency = true;
     }
 
@@ -237,8 +237,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setPublicDependency(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
-        $this->public_dependency = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
+        $this->public_dependency = $arr;
         $this->has_public_dependency = true;
     }
 
@@ -270,8 +270,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setWeakDependency(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
-        $this->weak_dependency = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
+        $this->weak_dependency = $arr;
         $this->has_weak_dependency = true;
     }
 
@@ -301,8 +301,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setMessageType(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto::class);
-        $this->message_type = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto::class);
+        $this->message_type = $arr;
         $this->has_message_type = true;
     }
 
@@ -324,8 +324,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setEnumType(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\EnumDescriptorProto::class);
-        $this->enum_type = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\EnumDescriptorProto::class);
+        $this->enum_type = $arr;
         $this->has_enum_type = true;
     }
 
@@ -347,8 +347,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setService(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\ServiceDescriptorProto::class);
-        $this->service = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\ServiceDescriptorProto::class);
+        $this->service = $arr;
         $this->has_service = true;
     }
 
@@ -370,8 +370,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setExtension(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FieldDescriptorProto::class);
-        $this->extension = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FieldDescriptorProto::class);
+        $this->extension = $arr;
         $this->has_extension = true;
     }
 

php/src/Google/Protobuf/Internal/FileDescriptorSet.php

@@ -45,8 +45,8 @@ class FileDescriptorSet extends \Google\Protobuf\Internal\Message
      */
     public function setFile(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FileDescriptorProto::class);
-        $this->file = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FileDescriptorProto::class);
+        $this->file = $arr;
         $this->has_file = true;
     }
 

php/src/Google/Protobuf/Internal/FileOptions.php

@@ -176,6 +176,16 @@ class FileOptions extends \Google\Protobuf\Internal\Message
      */
     private $swift_prefix = '';
     private $has_swift_prefix = false;
+    /**
+     * <pre>
+     * Sets the php class prefix which is prepended to all php generated classes
+     * from this .proto. Default is empty.
+     * </pre>
+     *
+     * <code>optional string php_class_prefix = 40;</code>
+     */
+    private $php_class_prefix = '';
+    private $has_php_class_prefix = false;
     /**
      * <pre>
      * The parser stores options it doesn't recognize here. See above.
@@ -706,6 +716,39 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         return $this->has_swift_prefix;
     }
 
+    /**
+     * <pre>
+     * Sets the php class prefix which is prepended to all php generated classes
+     * from this .proto. Default is empty.
+     * </pre>
+     *
+     * <code>optional string php_class_prefix = 40;</code>
+     */
+    public function getPhpClassPrefix()
+    {
+        return $this->php_class_prefix;
+    }
+
+    /**
+     * <pre>
+     * Sets the php class prefix which is prepended to all php generated classes
+     * from this .proto. Default is empty.
+     * </pre>
+     *
+     * <code>optional string php_class_prefix = 40;</code>
+     */
+    public function setPhpClassPrefix($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->php_class_prefix = $var;
+        $this->has_php_class_prefix = true;
+    }
+
+    public function hasPhpClassPrefix()
+    {
+        return $this->has_php_class_prefix;
+    }
+
     /**
      * <pre>
      * The parser stores options it doesn't recognize here. See above.
@@ -727,8 +770,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
      */
     public function setUninterpretedOption(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
-        $this->uninterpreted_option = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
+        $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
     }
 

php/src/Google/Protobuf/Internal/FileOptions_OptimizeMode.php

@@ -2,6 +2,8 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: google/protobuf/descriptor.proto
 
+namespace Google\Protobuf\Internal;
+
 /**
  * <pre>
  * Generated classes can be optimized for speed or code size.
@@ -9,8 +11,6 @@
  *
  * Protobuf enum <code>google.protobuf.FileOptions.OptimizeMode</code>
  */
-namespace Google\Protobuf\Internal;
-
 class FileOptions_OptimizeMode
 {
     /**

php/src/Google/Protobuf/Internal/GeneratedCodeInfo.php

@@ -61,8 +61,8 @@ class GeneratedCodeInfo extends \Google\Protobuf\Internal\Message
      */
     public function setAnnotation(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\GeneratedCodeInfo_Annotation::class);
-        $this->annotation = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\GeneratedCodeInfo_Annotation::class);
+        $this->annotation = $arr;
         $this->has_annotation = true;
     }
 

php/src/Google/Protobuf/Internal/GeneratedCodeInfo_Annotation.php

@@ -85,8 +85,8 @@ class GeneratedCodeInfo_Annotation extends \Google\Protobuf\Internal\Message
      */
     public function setPath(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
-        $this->path = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
+        $this->path = $arr;
         $this->has_path = true;
     }
 

php/src/Google/Protobuf/Internal/MessageOptions.php

@@ -320,8 +320,8 @@ class MessageOptions extends \Google\Protobuf\Internal\Message
      */
     public function setUninterpretedOption(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
-        $this->uninterpreted_option = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
+        $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
     }
 

php/src/Google/Protobuf/Internal/MethodOptions.php

@@ -129,8 +129,8 @@ class MethodOptions extends \Google\Protobuf\Internal\Message
      */
     public function setUninterpretedOption(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
-        $this->uninterpreted_option = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
+        $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
     }
 

php/src/Google/Protobuf/Internal/MethodOptions_IdempotencyLevel.php

@@ -2,6 +2,8 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: google/protobuf/descriptor.proto
 
+namespace Google\Protobuf\Internal;
+
 /**
  * <pre>
  * Is this method side-effect-free (or safe in HTTP parlance), or idempotent,
@@ -11,8 +13,6 @@
  *
  * Protobuf enum <code>google.protobuf.MethodOptions.IdempotencyLevel</code>
  */
-namespace Google\Protobuf\Internal;
-
 class MethodOptions_IdempotencyLevel
 {
     /**

php/src/Google/Protobuf/Internal/OneofOptions.php

@@ -52,8 +52,8 @@ class OneofOptions extends \Google\Protobuf\Internal\Message
      */
     public function setUninterpretedOption(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
-        $this->uninterpreted_option = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
+        $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
     }
 

php/src/Google/Protobuf/Internal/ServiceDescriptorProto.php

@@ -77,8 +77,8 @@ class ServiceDescriptorProto extends \Google\Protobuf\Internal\Message
      */
     public function setMethod(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\MethodDescriptorProto::class);
-        $this->method = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\MethodDescriptorProto::class);
+        $this->method = $arr;
         $this->has_method = true;
     }
 

php/src/Google/Protobuf/Internal/ServiceOptions.php

@@ -101,8 +101,8 @@ class ServiceOptions extends \Google\Protobuf\Internal\Message
      */
     public function setUninterpretedOption(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
-        $this->uninterpreted_option = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
+        $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
     }
 

php/src/Google/Protobuf/Internal/SourceCodeInfo.php

@@ -177,8 +177,8 @@ class SourceCodeInfo extends \Google\Protobuf\Internal\Message
      */
     public function setLocation(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\SourceCodeInfo_Location::class);
-        $this->location = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\SourceCodeInfo_Location::class);
+        $this->location = $arr;
         $this->has_location = true;
     }
 

php/src/Google/Protobuf/Internal/SourceCodeInfo_Location.php

@@ -179,8 +179,8 @@ class SourceCodeInfo_Location extends \Google\Protobuf\Internal\Message
      */
     public function setPath(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
-        $this->path = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
+        $this->path = $arr;
         $this->has_path = true;
     }
 
@@ -218,8 +218,8 @@ class SourceCodeInfo_Location extends \Google\Protobuf\Internal\Message
      */
     public function setSpan(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
-        $this->span = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
+        $this->span = $arr;
         $this->has_span = true;
     }
 
@@ -365,8 +365,8 @@ class SourceCodeInfo_Location extends \Google\Protobuf\Internal\Message
      */
     public function setLeadingDetachedComments(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
-        $this->leading_detached_comments = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
+        $this->leading_detached_comments = $arr;
         $this->has_leading_detached_comments = true;
     }
 

php/src/Google/Protobuf/Internal/UninterpretedOption.php

@@ -84,8 +84,8 @@ class UninterpretedOption extends \Google\Protobuf\Internal\Message
      */
     public function setName(&$var)
     {
-        GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption_NamePart::class);
-        $this->name = $var;
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption_NamePart::class);
+        $this->name = $arr;
         $this->has_name = true;
     }
 

php/src/Google/Protobuf/descriptor.php

@@ -78,14 +78,14 @@ class FileDescriptor
         $file->setPackage($proto->getPackage());
         foreach ($proto->getMessageType() as $message_proto) {
             $file->addMessageType(Descriptor::buildFromProto(
-                $message_proto, $file->getPackage(), ""));
+                $message_proto, $proto, ""));
         }
         foreach ($proto->getEnumType() as $enum_proto) {
             $file->getEnumType()[] =
                 $file->addEnumType(
                     EnumDescriptor::buildFromProto(
                         $enum_proto,
-                        $file->getPackage(),
+                        $proto,
                         ""));
         }
         return $file;
@@ -182,7 +182,7 @@ class Descriptor
         return $this->options;
     }
 
-    public static function buildFromProto($proto, $package, $containing)
+    public static function buildFromProto($proto, $file_proto, $containing)
     {
         $desc = new Descriptor();
 
@@ -192,7 +192,7 @@ class Descriptor
         getFullClassName(
             $proto,
             $containing,
-            $package,
+            $file_proto,
             $message_name_without_package,
             $classname,
             $fullname);
@@ -207,7 +207,7 @@ class Descriptor
         // Handle nested types.
         foreach ($proto->getNestedType() as $nested_proto) {
             $desc->addNestedType(Descriptor::buildFromProto(
-              $nested_proto, $package, $message_name_without_package));
+              $nested_proto, $file_proto, $message_name_without_package));
         }
 
         // Handle oneof fields.
@@ -220,43 +220,46 @@ class Descriptor
     }
 }
 
-function addPrefixIfSpecial(
+function getClassNameWithoutPackage(
     $name,
-    $package)
+    $file_proto)
 {
-    if ($name === "Empty" && $package === "google.protobuf") {
+    if ($name === "Empty" && $file_proto->getPackage() === "google.protobuf") {
         return "GPBEmpty";
     } else {
-        return $name;
+        $option = $file_proto->getOptions();
+        $prefix = is_null($option) ? "" : $option->getPhpClassPrefix();
+        // Nested message class names are seperated by '_', and package names
+        // are seperated by '\'.
+        return $prefix . implode('_', array_map('ucwords',
+                               explode('.', $name)));
     }
 }
 
 function getFullClassName(
     $proto,
     $containing,
-    $package,
+    $file_proto,
     &$message_name_without_package,
     &$classname,
     &$fullname)
 {
     // Full name needs to start with '.'.
-    $message_name_without_package =
-        addPrefixIfSpecial($proto->getName(), $package);
+    $message_name_without_package = $proto->getName();
     if ($containing !== "") {
         $message_name_without_package =
             $containing . "." . $message_name_without_package;
     }
+
+    $package = $file_proto->getPackage();
     if ($package === "") {
         $fullname = "." . $message_name_without_package;
     } else {
         $fullname = "." . $package . "." . $message_name_without_package;
     }
 
-    // Nested message class names are seperated by '_', and package names are
-    // seperated by '\'.
     $class_name_without_package =
-        implode('_', array_map('ucwords',
-                               explode('.', $message_name_without_package)));
+        getClassNameWithoutPackage($message_name_without_package, $file_proto);
     if ($package === "") {
         $classname = $class_name_without_package;
     } else {
@@ -333,7 +336,7 @@ class EnumDescriptor
         return $this->klass;
     }
 
-    public static function buildFromProto($proto, $package, $containing)
+    public static function buildFromProto($proto, $file_proto, $containing)
     {
         $desc = new EnumDescriptor();
 
@@ -343,7 +346,7 @@ class EnumDescriptor
         getFullClassName(
             $proto,
             $containing,
-            $package,
+            $file_proto,
             $enum_name_without_package,
             $classname,
             $fullname);

php/tests/encode_decode_test.php

@@ -194,7 +194,7 @@ class EncodeDecodeTest extends TestBase
     {
         $m = new TestMessage();
         $m->setOptionalInt32(-1);
-        $data = $m->encode();
+        $data = $m->serializeToString();
         $this->assertSame("08ffffffffffffffffff01", bin2hex($data));
     }
 
@@ -202,12 +202,12 @@ class EncodeDecodeTest extends TestBase
     {
         $m = new TestMessage();
         $this->assertEquals(0, $m->getOptionalInt32());
-        $m->decode(hex2bin("08ffffffffffffffffff01"));
+        $m->mergeFromString(hex2bin("08ffffffffffffffffff01"));
         $this->assertEquals(-1, $m->getOptionalInt32());
 
         $m = new TestMessage();
         $this->assertEquals(0, $m->getOptionalInt32());
-        $m->decode(hex2bin("08ffffffff0f"));
+        $m->mergeFromString(hex2bin("08ffffffff0f"));
         $this->assertEquals(-1, $m->getOptionalInt32());
     }
 

php/tests/gdb_test.sh

@@ -3,7 +3,7 @@
 # gdb --args php -dextension=../ext/google/protobuf/modules/protobuf.so `which
 # phpunit` --bootstrap autoload.php tmp_test.php
 #
-gdb --args php -dextension=../ext/google/protobuf/modules/protobuf.so `which phpunit` --bootstrap autoload.php encode_decode_test.php
+gdb --args php -dextension=../ext/google/protobuf/modules/protobuf.so `which phpunit` --bootstrap autoload.php array_test.php
 #
 # # gdb --args php -dextension=../ext/google/protobuf/modules/protobuf.so
 # memory_leak_test.php

php/tests/generated_class_test.php

@@ -9,6 +9,7 @@ use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\MapField;
 use Google\Protobuf\Internal\GPBType;
 use Foo\TestEnum;
+use Foo\TestIncludePrefixMessage;
 use Foo\TestMessage;
 use Foo\TestMessage_Sub;
 
@@ -838,4 +839,17 @@ class GeneratedClassTest extends TestBase
     {
         $m = new NoNameSpaceEnum();
     }
+
+    #########################################################
+    # Test message with given prefix.
+    #########################################################
+
+    public function testPrefixMessage()
+    {
+        $m = new TestIncludePrefixMessage();
+        $n = new PrefixTestPrefix();
+        $n->setA(1);
+        $m->setPrefixMessage($n);
+        $this->assertSame(1, $m->getPrefixMessage()->getA());
+    }
 }

php/tests/memory_leak_test.php

@@ -2,8 +2,10 @@
 
 # phpunit has memory leak by itself. Thus, it cannot be used to test memory leak.
 
+require_once('generated/PrefixTestPrefix.php');
 require_once('generated/Bar/TestInclude.php');
 require_once('generated/Foo/TestEnum.php');
+require_once('generated/Foo/TestIncludePrefixMessage.php');
 require_once('generated/Foo/TestMessage.php');
 require_once('generated/Foo/TestMessage_Sub.php');
 require_once('generated/Foo/TestPackedMessage.php');
@@ -11,6 +13,7 @@ require_once('generated/Foo/TestPhpDoc.php');
 require_once('generated/Foo/TestUnpackedMessage.php');
 require_once('generated/GPBMetadata/Proto/Test.php');
 require_once('generated/GPBMetadata/Proto/TestInclude.php');
+require_once('generated/GPBMetadata/Proto/TestPrefix.php');
 require_once('test_util.php');
 
 use Google\Protobuf\Internal\RepeatedField;

php/tests/proto/test.proto

@@ -1,6 +1,7 @@
 syntax = "proto3";
 
 import 'proto/test_include.proto';
+import 'proto/test_prefix.proto';
 
 package foo;
 
@@ -142,3 +143,7 @@ message TestUnpackedMessage {
 message TestPhpDoc {
   int32 a = 1;
 }
+
+message TestIncludePrefixMessage {
+  TestPrefix prefix_message = 1;
+}

php/tests/proto/test_prefix.proto

@@ -0,0 +1,7 @@
+syntax = "proto3";
+
+option php_class_prefix = "Prefix";
+
+message TestPrefix {
+  int32 a = 1;
+}

src/google/protobuf/compiler/php/php_generator.cc

@@ -90,7 +90,7 @@ std::string MessagePrefix(const Descriptor* message) {
       message->file()->package() == "google.protobuf") {
     return "GPB";
   } else {
-    return "";
+    return (message->file()->options()).php_class_prefix();
   }
 }
 
@@ -103,8 +103,12 @@ std::string MessageName(const Descriptor* message, bool is_descriptor) {
   }
   message_name = MessagePrefix(message) + message_name;
 
-  return PhpName(message->file()->package(), is_descriptor) + '\\' +
-         message_name;
+  if (message->file()->package() == "") {
+    return message_name;
+  } else {
+    return PhpName(message->file()->package(), is_descriptor) + '\\' +
+           message_name;
+  }
 }
 
 std::string MessageFullName(const Descriptor* message, bool is_descriptor) {

src/google/protobuf/descriptor.pb.cc

@@ -252,22 +252,24 @@ const ::google::protobuf::uint32 TableStruct::offsets[] = {
   GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(FileOptions, objc_class_prefix_),
   GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(FileOptions, csharp_namespace_),
   GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(FileOptions, swift_prefix_),
+  GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(FileOptions, php_class_prefix_),
   GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(FileOptions, uninterpreted_option_),
   0,
   1,
-  6,
   7,
   8,
-  14,
-  2,
   9,
+  15,
+  2,
   10,
   11,
   12,
   13,
+  14,
   3,
   4,
   5,
+  6,
   ~0u,
   GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(MessageOptions, _has_bits_),
   GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(MessageOptions, _internal_metadata_),
@@ -421,20 +423,20 @@ static const ::google::protobuf::internal::MigrationSchema schemas[] = {
   { 116, 123, sizeof(EnumValueDescriptorProto)},
   { 126, 133, sizeof(ServiceDescriptorProto)},
   { 136, 146, sizeof(MethodDescriptorProto)},
-  { 152, 172, sizeof(FileOptions)},
-  { 188, 197, sizeof(MessageOptions)},
-  { 202, 213, sizeof(FieldOptions)},
-  { 220, 225, sizeof(OneofOptions)},
-  { 226, 233, sizeof(EnumOptions)},
-  { 236, 242, sizeof(EnumValueOptions)},
-  { 244, 250, sizeof(ServiceOptions)},
-  { 252, 259, sizeof(MethodOptions)},
-  { 262, 268, sizeof(UninterpretedOption_NamePart)},
-  { 270, 281, sizeof(UninterpretedOption)},
-  { 288, 297, sizeof(SourceCodeInfo_Location)},
-  { 302, 307, sizeof(SourceCodeInfo)},
-  { 308, 316, sizeof(GeneratedCodeInfo_Annotation)},
-  { 320, 325, sizeof(GeneratedCodeInfo)},
+  { 152, 173, sizeof(FileOptions)},
+  { 190, 199, sizeof(MessageOptions)},
+  { 204, 215, sizeof(FieldOptions)},
+  { 222, 227, sizeof(OneofOptions)},
+  { 228, 235, sizeof(EnumOptions)},
+  { 238, 244, sizeof(EnumValueOptions)},
+  { 246, 252, sizeof(ServiceOptions)},
+  { 254, 261, sizeof(MethodOptions)},
+  { 264, 270, sizeof(UninterpretedOption_NamePart)},
+  { 272, 283, sizeof(UninterpretedOption)},
+  { 290, 299, sizeof(SourceCodeInfo_Location)},
+  { 304, 309, sizeof(SourceCodeInfo)},
+  { 310, 318, sizeof(GeneratedCodeInfo_Annotation)},
+  { 322, 327, sizeof(GeneratedCodeInfo)},
 };
 
 static ::google::protobuf::Message const * const file_default_instances[] = {
@@ -662,7 +664,7 @@ void AddDescriptorsImpl() {
       "\n\013output_type\030\003 \001(\t\022/\n\007options\030\004 \001(\0132\036.g"
       "oogle.protobuf.MethodOptions\022\037\n\020client_s"
       "treaming\030\005 \001(\010:\005false\022\037\n\020server_streamin"
-      "g\030\006 \001(\010:\005false\"\232\005\n\013FileOptions\022\024\n\014java_p"
+      "g\030\006 \001(\010:\005false\"\264\005\n\013FileOptions\022\024\n\014java_p"
       "ackage\030\001 \001(\t\022\034\n\024java_outer_classname\030\010 \001"
       "(\t\022\"\n\023java_multiple_files\030\n \001(\010:\005false\022)"
       "\n\035java_generate_equals_and_hash\030\024 \001(\010B\002\030"
@@ -675,70 +677,71 @@ void AddDescriptorsImpl() {
       "se\022\031\n\ndeprecated\030\027 \001(\010:\005false\022\037\n\020cc_enab"
       "le_arenas\030\037 \001(\010:\005false\022\031\n\021objc_class_pre"
       "fix\030$ \001(\t\022\030\n\020csharp_namespace\030% \001(\t\022\024\n\014s"
-      "wift_prefix\030\' \001(\t\022C\n\024uninterpreted_optio"
+      "wift_prefix\030\' \001(\t\022\030\n\020php_class_prefix\030( "
+      "\001(\t\022C\n\024uninterpreted_option\030\347\007 \003(\0132$.goo"
+      "gle.protobuf.UninterpretedOption\":\n\014Opti"
+      "mizeMode\022\t\n\005SPEED\020\001\022\r\n\tCODE_SIZE\020\002\022\020\n\014LI"
+      "TE_RUNTIME\020\003*\t\010\350\007\020\200\200\200\200\002J\004\010&\020\'\"\354\001\n\016Messag"
+      "eOptions\022&\n\027message_set_wire_format\030\001 \001("
+      "\010:\005false\022.\n\037no_standard_descriptor_acces"
+      "sor\030\002 \001(\010:\005false\022\031\n\ndeprecated\030\003 \001(\010:\005fa"
+      "lse\022\021\n\tmap_entry\030\007 \001(\010\022C\n\024uninterpreted_"
+      "option\030\347\007 \003(\0132$.google.protobuf.Uninterp"
+      "retedOption*\t\010\350\007\020\200\200\200\200\002J\004\010\010\020\t\"\236\003\n\014FieldOp"
+      "tions\022:\n\005ctype\030\001 \001(\0162#.google.protobuf.F"
+      "ieldOptions.CType:\006STRING\022\016\n\006packed\030\002 \001("
+      "\010\022\?\n\006jstype\030\006 \001(\0162$.google.protobuf.Fiel"
+      "dOptions.JSType:\tJS_NORMAL\022\023\n\004lazy\030\005 \001(\010"
+      ":\005false\022\031\n\ndeprecated\030\003 \001(\010:\005false\022\023\n\004we"
+      "ak\030\n \001(\010:\005false\022C\n\024uninterpreted_option\030"
+      "\347\007 \003(\0132$.google.protobuf.UninterpretedOp"
+      "tion\"/\n\005CType\022\n\n\006STRING\020\000\022\010\n\004CORD\020\001\022\020\n\014S"
+      "TRING_PIECE\020\002\"5\n\006JSType\022\r\n\tJS_NORMAL\020\000\022\r"
+      "\n\tJS_STRING\020\001\022\r\n\tJS_NUMBER\020\002*\t\010\350\007\020\200\200\200\200\002J"
+      "\004\010\004\020\005\"^\n\014OneofOptions\022C\n\024uninterpreted_o"
+      "ption\030\347\007 \003(\0132$.google.protobuf.Uninterpr"
+      "etedOption*\t\010\350\007\020\200\200\200\200\002\"\215\001\n\013EnumOptions\022\023\n"
+      "\013allow_alias\030\002 \001(\010\022\031\n\ndeprecated\030\003 \001(\010:\005"
+      "false\022C\n\024uninterpreted_option\030\347\007 \003(\0132$.g"
+      "oogle.protobuf.UninterpretedOption*\t\010\350\007\020"
+      "\200\200\200\200\002\"}\n\020EnumValueOptions\022\031\n\ndeprecated\030"
+      "\001 \001(\010:\005false\022C\n\024uninterpreted_option\030\347\007 "
+      "\003(\0132$.google.protobuf.UninterpretedOptio"
+      "n*\t\010\350\007\020\200\200\200\200\002\"{\n\016ServiceOptions\022\031\n\ndeprec"
+      "ated\030! \001(\010:\005false\022C\n\024uninterpreted_optio"
       "n\030\347\007 \003(\0132$.google.protobuf.Uninterpreted"
-      "Option\":\n\014OptimizeMode\022\t\n\005SPEED\020\001\022\r\n\tCOD"
-      "E_SIZE\020\002\022\020\n\014LITE_RUNTIME\020\003*\t\010\350\007\020\200\200\200\200\002J\004\010"
-      "&\020\'\"\354\001\n\016MessageOptions\022&\n\027message_set_wi"
-      "re_format\030\001 \001(\010:\005false\022.\n\037no_standard_de"
-      "scriptor_accessor\030\002 \001(\010:\005false\022\031\n\ndeprec"
-      "ated\030\003 \001(\010:\005false\022\021\n\tmap_entry\030\007 \001(\010\022C\n\024"
-      "uninterpreted_option\030\347\007 \003(\0132$.google.pro"
-      "tobuf.UninterpretedOption*\t\010\350\007\020\200\200\200\200\002J\004\010\010"
-      "\020\t\"\236\003\n\014FieldOptions\022:\n\005ctype\030\001 \001(\0162#.goo"
-      "gle.protobuf.FieldOptions.CType:\006STRING\022"
-      "\016\n\006packed\030\002 \001(\010\022\?\n\006jstype\030\006 \001(\0162$.google"
-      ".protobuf.FieldOptions.JSType:\tJS_NORMAL"
-      "\022\023\n\004lazy\030\005 \001(\010:\005false\022\031\n\ndeprecated\030\003 \001("
-      "\010:\005false\022\023\n\004weak\030\n \001(\010:\005false\022C\n\024uninter"
-      "preted_option\030\347\007 \003(\0132$.google.protobuf.U"
-      "ninterpretedOption\"/\n\005CType\022\n\n\006STRING\020\000\022"
-      "\010\n\004CORD\020\001\022\020\n\014STRING_PIECE\020\002\"5\n\006JSType\022\r\n"
-      "\tJS_NORMAL\020\000\022\r\n\tJS_STRING\020\001\022\r\n\tJS_NUMBER"
-      "\020\002*\t\010\350\007\020\200\200\200\200\002J\004\010\004\020\005\"^\n\014OneofOptions\022C\n\024u"
-      "ninterpreted_option\030\347\007 \003(\0132$.google.prot"
-      "obuf.UninterpretedOption*\t\010\350\007\020\200\200\200\200\002\"\215\001\n\013"
-      "EnumOptions\022\023\n\013allow_alias\030\002 \001(\010\022\031\n\ndepr"
-      "ecated\030\003 \001(\010:\005false\022C\n\024uninterpreted_opt"
-      "ion\030\347\007 \003(\0132$.google.protobuf.Uninterpret"
-      "edOption*\t\010\350\007\020\200\200\200\200\002\"}\n\020EnumValueOptions\022"
-      "\031\n\ndeprecated\030\001 \001(\010:\005false\022C\n\024uninterpre"
-      "ted_option\030\347\007 \003(\0132$.google.protobuf.Unin"
-      "terpretedOption*\t\010\350\007\020\200\200\200\200\002\"{\n\016ServiceOpt"
-      "ions\022\031\n\ndeprecated\030! \001(\010:\005false\022C\n\024unint"
-      "erpreted_option\030\347\007 \003(\0132$.google.protobuf"
-      ".UninterpretedOption*\t\010\350\007\020\200\200\200\200\002\"\255\002\n\rMeth"
-      "odOptions\022\031\n\ndeprecated\030! \001(\010:\005false\022_\n\021"
-      "idempotency_level\030\" \001(\0162/.google.protobu"
-      "f.MethodOptions.IdempotencyLevel:\023IDEMPO"
-      "TENCY_UNKNOWN\022C\n\024uninterpreted_option\030\347\007"
-      " \003(\0132$.google.protobuf.UninterpretedOpti"
-      "on\"P\n\020IdempotencyLevel\022\027\n\023IDEMPOTENCY_UN"
-      "KNOWN\020\000\022\023\n\017NO_SIDE_EFFECTS\020\001\022\016\n\nIDEMPOTE"
-      "NT\020\002*\t\010\350\007\020\200\200\200\200\002\"\236\002\n\023UninterpretedOption\022"
-      ";\n\004name\030\002 \003(\0132-.google.protobuf.Uninterp"
-      "retedOption.NamePart\022\030\n\020identifier_value"
-      "\030\003 \001(\t\022\032\n\022positive_int_value\030\004 \001(\004\022\032\n\022ne"
-      "gative_int_value\030\005 \001(\003\022\024\n\014double_value\030\006"
-      " \001(\001\022\024\n\014string_value\030\007 \001(\014\022\027\n\017aggregate_"
-      "value\030\010 \001(\t\0323\n\010NamePart\022\021\n\tname_part\030\001 \002"
-      "(\t\022\024\n\014is_extension\030\002 \002(\010\"\325\001\n\016SourceCodeI"
-      "nfo\022:\n\010location\030\001 \003(\0132(.google.protobuf."
-      "SourceCodeInfo.Location\032\206\001\n\010Location\022\020\n\004"
-      "path\030\001 \003(\005B\002\020\001\022\020\n\004span\030\002 \003(\005B\002\020\001\022\030\n\020lead"
-      "ing_comments\030\003 \001(\t\022\031\n\021trailing_comments\030"
-      "\004 \001(\t\022!\n\031leading_detached_comments\030\006 \003(\t"
-      "\"\247\001\n\021GeneratedCodeInfo\022A\n\nannotation\030\001 \003"
-      "(\0132-.google.protobuf.GeneratedCodeInfo.A"
-      "nnotation\032O\n\nAnnotation\022\020\n\004path\030\001 \003(\005B\002\020"
-      "\001\022\023\n\013source_file\030\002 \001(\t\022\r\n\005begin\030\003 \001(\005\022\013\n"
-      "\003end\030\004 \001(\005B\214\001\n\023com.google.protobufB\020Desc"
-      "riptorProtosH\001Z>github.com/golang/protob"
-      "uf/protoc-gen-go/descriptor;descriptor\242\002"
-      "\003GPB\252\002\032Google.Protobuf.Reflection"
+      "Option*\t\010\350\007\020\200\200\200\200\002\"\255\002\n\rMethodOptions\022\031\n\nd"
+      "eprecated\030! \001(\010:\005false\022_\n\021idempotency_le"
+      "vel\030\" \001(\0162/.google.protobuf.MethodOption"
+      "s.IdempotencyLevel:\023IDEMPOTENCY_UNKNOWN\022"
+      "C\n\024uninterpreted_option\030\347\007 \003(\0132$.google."
+      "protobuf.UninterpretedOption\"P\n\020Idempote"
+      "ncyLevel\022\027\n\023IDEMPOTENCY_UNKNOWN\020\000\022\023\n\017NO_"
+      "SIDE_EFFECTS\020\001\022\016\n\nIDEMPOTENT\020\002*\t\010\350\007\020\200\200\200\200"
+      "\002\"\236\002\n\023UninterpretedOption\022;\n\004name\030\002 \003(\0132"
+      "-.google.protobuf.UninterpretedOption.Na"
+      "mePart\022\030\n\020identifier_value\030\003 \001(\t\022\032\n\022posi"
+      "tive_int_value\030\004 \001(\004\022\032\n\022negative_int_val"
+      "ue\030\005 \001(\003\022\024\n\014double_value\030\006 \001(\001\022\024\n\014string"
+      "_value\030\007 \001(\014\022\027\n\017aggregate_value\030\010 \001(\t\0323\n"
+      "\010NamePart\022\021\n\tname_part\030\001 \002(\t\022\024\n\014is_exten"
+      "sion\030\002 \002(\010\"\325\001\n\016SourceCodeInfo\022:\n\010locatio"
+      "n\030\001 \003(\0132(.google.protobuf.SourceCodeInfo"
+      ".Location\032\206\001\n\010Location\022\020\n\004path\030\001 \003(\005B\002\020\001"
+      "\022\020\n\004span\030\002 \003(\005B\002\020\001\022\030\n\020leading_comments\030\003"
+      " \001(\t\022\031\n\021trailing_comments\030\004 \001(\t\022!\n\031leadi"
+      "ng_detached_comments\030\006 \003(\t\"\247\001\n\021Generated"
+      "CodeInfo\022A\n\nannotation\030\001 \003(\0132-.google.pr"
+      "otobuf.GeneratedCodeInfo.Annotation\032O\n\nA"
+      "nnotation\022\020\n\004path\030\001 \003(\005B\002\020\001\022\023\n\013source_fi"
+      "le\030\002 \001(\t\022\r\n\005begin\030\003 \001(\005\022\013\n\003end\030\004 \001(\005B\214\001\n"
+      "\023com.google.protobufB\020DescriptorProtosH\001"
+      "Z>github.com/golang/protobuf/protoc-gen-"
+      "go/descriptor;descriptor\242\002\003GPB\252\002\032Google."
+      "Protobuf.Reflection"
   };
   ::google::protobuf::DescriptorPool::InternalAddGeneratedFile(
-      descriptor, 5553);
+      descriptor, 5579);
   ::google::protobuf::MessageFactory::InternalRegisterGeneratedFile(
     "google/protobuf/descriptor.proto", &protobuf_RegisterTypes);
   ::google::protobuf::internal::OnShutdown(&TableStruct::Shutdown);
@@ -8076,6 +8079,7 @@ const int FileOptions::kCcEnableArenasFieldNumber;
 const int FileOptions::kObjcClassPrefixFieldNumber;
 const int FileOptions::kCsharpNamespaceFieldNumber;
 const int FileOptions::kSwiftPrefixFieldNumber;
+const int FileOptions::kPhpClassPrefixFieldNumber;
 const int FileOptions::kUninterpretedOptionFieldNumber;
 #endif  // !defined(_MSC_VER) || _MSC_VER >= 1900
 
@@ -8119,6 +8123,10 @@ FileOptions::FileOptions(const FileOptions& from)
   if (from.has_swift_prefix()) {
     swift_prefix_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.swift_prefix_);
   }
+  php_class_prefix_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  if (from.has_php_class_prefix()) {
+    php_class_prefix_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.php_class_prefix_);
+  }
   ::memcpy(&java_multiple_files_, &from.java_multiple_files_,
     reinterpret_cast<char*>(&optimize_for_) -
     reinterpret_cast<char*>(&java_multiple_files_) + sizeof(optimize_for_));
@@ -8133,6 +8141,7 @@ void FileOptions::SharedCtor() {
   objc_class_prefix_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
   csharp_namespace_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
   swift_prefix_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  php_class_prefix_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
   ::memset(&java_multiple_files_, 0, reinterpret_cast<char*>(&cc_enable_arenas_) -
     reinterpret_cast<char*>(&java_multiple_files_) + sizeof(cc_enable_arenas_));
   optimize_for_ = 1;
@@ -8150,6 +8159,7 @@ void FileOptions::SharedDtor() {
   objc_class_prefix_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
   csharp_namespace_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
   swift_prefix_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  php_class_prefix_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
 }
 
 void FileOptions::SetCachedSize(int size) const {
@@ -8179,7 +8189,7 @@ void FileOptions::Clear() {
 // @@protoc_insertion_point(message_clear_start:google.protobuf.FileOptions)
   _extensions_.Clear();
   uninterpreted_option_.Clear();
-  if (_has_bits_[0 / 32] & 63u) {
+  if (_has_bits_[0 / 32] & 127u) {
     if (has_java_package()) {
       GOOGLE_DCHECK(!java_package_.IsDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited()));
       (*java_package_.UnsafeRawStringPointer())->clear();
@@ -8204,14 +8214,15 @@ void FileOptions::Clear() {
       GOOGLE_DCHECK(!swift_prefix_.IsDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited()));
       (*swift_prefix_.UnsafeRawStringPointer())->clear();
     }
+    if (has_php_class_prefix()) {
+      GOOGLE_DCHECK(!php_class_prefix_.IsDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited()));
+      (*php_class_prefix_.UnsafeRawStringPointer())->clear();
+    }
   }
-  if (_has_bits_[0 / 32] & 192u) {
-    ::memset(&java_multiple_files_, 0, reinterpret_cast<char*>(&java_generate_equals_and_hash_) -
-      reinterpret_cast<char*>(&java_multiple_files_) + sizeof(java_generate_equals_and_hash_));
-  }
-  if (_has_bits_[8 / 32] & 32512u) {
-    ::memset(&java_string_check_utf8_, 0, reinterpret_cast<char*>(&cc_enable_arenas_) -
-      reinterpret_cast<char*>(&java_string_check_utf8_) + sizeof(cc_enable_arenas_));
+  java_multiple_files_ = false;
+  if (_has_bits_[8 / 32] & 65280u) {
+    ::memset(&java_generate_equals_and_hash_, 0, reinterpret_cast<char*>(&cc_enable_arenas_) -
+      reinterpret_cast<char*>(&java_generate_equals_and_hash_) + sizeof(cc_enable_arenas_));
     optimize_for_ = 1;
   }
   _has_bits_.Clear();
@@ -8455,6 +8466,22 @@ bool FileOptions::MergePartialFromCodedStream(
         break;
       }
 
+      // optional string php_class_prefix = 40;
+      case 40: {
+        if (static_cast< ::google::protobuf::uint8>(tag) ==
+            static_cast< ::google::protobuf::uint8>(322u)) {
+          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
+                input, this->mutable_php_class_prefix()));
+          ::google::protobuf::internal::WireFormat::VerifyUTF8StringNamedField(
+            this->php_class_prefix().data(), this->php_class_prefix().length(),
+            ::google::protobuf::internal::WireFormat::PARSE,
+            "google.protobuf.FileOptions.php_class_prefix");
+        } else {
+          goto handle_unusual;
+        }
+        break;
+      }
+
       // repeated .google.protobuf.UninterpretedOption uninterpreted_option = 999;
       case 999: {
         if (static_cast< ::google::protobuf::uint8>(tag) ==
@@ -8605,6 +8632,16 @@ void FileOptions::SerializeWithCachedSizes(
       39, this->swift_prefix(), output);
   }
 
+  // optional string php_class_prefix = 40;
+  if (has_php_class_prefix()) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8StringNamedField(
+      this->php_class_prefix().data(), this->php_class_prefix().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE,
+      "google.protobuf.FileOptions.php_class_prefix");
+    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
+      40, this->php_class_prefix(), output);
+  }
+
   // repeated .google.protobuf.UninterpretedOption uninterpreted_option = 999;
   for (unsigned int i = 0, n = this->uninterpreted_option_size(); i < n; i++) {
     ::google::protobuf::internal::WireFormatLite::WriteMessageMaybeToArray(
@@ -8738,6 +8775,17 @@ void FileOptions::SerializeWithCachedSizes(
         39, this->swift_prefix(), target);
   }
 
+  // optional string php_class_prefix = 40;
+  if (has_php_class_prefix()) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8StringNamedField(
+      this->php_class_prefix().data(), this->php_class_prefix().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE,
+      "google.protobuf.FileOptions.php_class_prefix");
+    target =
+      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
+        40, this->php_class_prefix(), target);
+  }
+
   // repeated .google.protobuf.UninterpretedOption uninterpreted_option = 999;
   for (unsigned int i = 0, n = this->uninterpreted_option_size(); i < n; i++) {
     target = ::google::protobuf::internal::WireFormatLite::
@@ -8822,18 +8870,25 @@ size_t FileOptions::ByteSizeLong() const {
           this->swift_prefix());
     }
 
+    // optional string php_class_prefix = 40;
+    if (has_php_class_prefix()) {
+      total_size += 2 +
+        ::google::protobuf::internal::WireFormatLite::StringSize(
+          this->php_class_prefix());
+    }
+
     // optional bool java_multiple_files = 10 [default = false];
     if (has_java_multiple_files()) {
       total_size += 1 + 1;
     }
 
+  }
+  if (_has_bits_[8 / 32] & 65280u) {
     // optional bool java_generate_equals_and_hash = 20 [deprecated = true];
     if (has_java_generate_equals_and_hash()) {
       total_size += 2 + 1;
     }
 
-  }
-  if (_has_bits_[8 / 32] & 32512u) {
     // optional bool java_string_check_utf8 = 27 [default = false];
     if (has_java_string_check_utf8()) {
       total_size += 2 + 1;
@@ -8924,14 +8979,18 @@ void FileOptions::MergeFrom(const FileOptions& from) {
       set_has_swift_prefix();
       swift_prefix_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.swift_prefix_);
     }
+    if (from.has_php_class_prefix()) {
+      set_has_php_class_prefix();
+      php_class_prefix_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.php_class_prefix_);
+    }
     if (from.has_java_multiple_files()) {
       set_java_multiple_files(from.java_multiple_files());
     }
+  }
+  if (from._has_bits_[8 / 32] & 65280u) {
     if (from.has_java_generate_equals_and_hash()) {
       set_java_generate_equals_and_hash(from.java_generate_equals_and_hash());
     }
-  }
-  if (from._has_bits_[8 / 32] & 32512u) {
     if (from.has_java_string_check_utf8()) {
       set_java_string_check_utf8(from.java_string_check_utf8());
     }
@@ -8991,6 +9050,7 @@ void FileOptions::InternalSwap(FileOptions* other) {
   objc_class_prefix_.Swap(&other->objc_class_prefix_);
   csharp_namespace_.Swap(&other->csharp_namespace_);
   swift_prefix_.Swap(&other->swift_prefix_);
+  php_class_prefix_.Swap(&other->php_class_prefix_);
   std::swap(java_multiple_files_, other->java_multiple_files_);
   std::swap(java_generate_equals_and_hash_, other->java_generate_equals_and_hash_);
   std::swap(java_string_check_utf8_, other->java_string_check_utf8_);
@@ -9140,13 +9200,13 @@ void FileOptions::set_allocated_java_outer_classname(::std::string* java_outer_c
 
 // optional bool java_multiple_files = 10 [default = false];
 bool FileOptions::has_java_multiple_files() const {
-  return (_has_bits_[0] & 0x00000040u) != 0;
+  return (_has_bits_[0] & 0x00000080u) != 0;
 }
 void FileOptions::set_has_java_multiple_files() {
-  _has_bits_[0] |= 0x00000040u;
+  _has_bits_[0] |= 0x00000080u;
 }
 void FileOptions::clear_has_java_multiple_files() {
-  _has_bits_[0] &= ~0x00000040u;
+  _has_bits_[0] &= ~0x00000080u;
 }
 void FileOptions::clear_java_multiple_files() {
   java_multiple_files_ = false;
@@ -9164,13 +9224,13 @@ void FileOptions::set_java_multiple_files(bool value) {
 
 // optional bool java_generate_equals_and_hash = 20 [deprecated = true];
 bool FileOptions::has_java_generate_equals_and_hash() const {
-  return (_has_bits_[0] & 0x00000080u) != 0;
+  return (_has_bits_[0] & 0x00000100u) != 0;
 }
 void FileOptions::set_has_java_generate_equals_and_hash() {
-  _has_bits_[0] |= 0x00000080u;
+  _has_bits_[0] |= 0x00000100u;
 }
 void FileOptions::clear_has_java_generate_equals_and_hash() {
-  _has_bits_[0] &= ~0x00000080u;
+  _has_bits_[0] &= ~0x00000100u;
 }
 void FileOptions::clear_java_generate_equals_and_hash() {
   java_generate_equals_and_hash_ = false;
@@ -9188,13 +9248,13 @@ void FileOptions::set_java_generate_equals_and_hash(bool value) {
 
 // optional bool java_string_check_utf8 = 27 [default = false];
 bool FileOptions::has_java_string_check_utf8() const {
-  return (_has_bits_[0] & 0x00000100u) != 0;
+  return (_has_bits_[0] & 0x00000200u) != 0;
 }
 void FileOptions::set_has_java_string_check_utf8() {
-  _has_bits_[0] |= 0x00000100u;
+  _has_bits_[0] |= 0x00000200u;
 }
 void FileOptions::clear_has_java_string_check_utf8() {
-  _has_bits_[0] &= ~0x00000100u;
+  _has_bits_[0] &= ~0x00000200u;
 }
 void FileOptions::clear_java_string_check_utf8() {
   java_string_check_utf8_ = false;
@@ -9212,13 +9272,13 @@ void FileOptions::set_java_string_check_utf8(bool value) {
 
 // optional .google.protobuf.FileOptions.OptimizeMode optimize_for = 9 [default = SPEED];
 bool FileOptions::has_optimize_for() const {
-  return (_has_bits_[0] & 0x00004000u) != 0;
+  return (_has_bits_[0] & 0x00008000u) != 0;
 }
 void FileOptions::set_has_optimize_for() {
-  _has_bits_[0] |= 0x00004000u;
+  _has_bits_[0] |= 0x00008000u;
 }
 void FileOptions::clear_has_optimize_for() {
-  _has_bits_[0] &= ~0x00004000u;
+  _has_bits_[0] &= ~0x00008000u;
 }
 void FileOptions::clear_optimize_for() {
   optimize_for_ = 1;
@@ -9299,13 +9359,13 @@ void FileOptions::set_allocated_go_package(::std::string* go_package) {
 
 // optional bool cc_generic_services = 16 [default = false];
 bool FileOptions::has_cc_generic_services() const {
-  return (_has_bits_[0] & 0x00000200u) != 0;
+  return (_has_bits_[0] & 0x00000400u) != 0;
 }
 void FileOptions::set_has_cc_generic_services() {
-  _has_bits_[0] |= 0x00000200u;
+  _has_bits_[0] |= 0x00000400u;
 }
 void FileOptions::clear_has_cc_generic_services() {
-  _has_bits_[0] &= ~0x00000200u;
+  _has_bits_[0] &= ~0x00000400u;
 }
 void FileOptions::clear_cc_generic_services() {
   cc_generic_services_ = false;
@@ -9323,13 +9383,13 @@ void FileOptions::set_cc_generic_services(bool value) {
 
 // optional bool java_generic_services = 17 [default = false];
 bool FileOptions::has_java_generic_services() const {
-  return (_has_bits_[0] & 0x00000400u) != 0;
+  return (_has_bits_[0] & 0x00000800u) != 0;
 }
 void FileOptions::set_has_java_generic_services() {
-  _has_bits_[0] |= 0x00000400u;
+  _has_bits_[0] |= 0x00000800u;
 }
 void FileOptions::clear_has_java_generic_services() {
-  _has_bits_[0] &= ~0x00000400u;
+  _has_bits_[0] &= ~0x00000800u;
 }
 void FileOptions::clear_java_generic_services() {
   java_generic_services_ = false;
@@ -9347,13 +9407,13 @@ void FileOptions::set_java_generic_services(bool value) {
 
 // optional bool py_generic_services = 18 [default = false];
 bool FileOptions::has_py_generic_services() const {
-  return (_has_bits_[0] & 0x00000800u) != 0;
+  return (_has_bits_[0] & 0x00001000u) != 0;
 }
 void FileOptions::set_has_py_generic_services() {
-  _has_bits_[0] |= 0x00000800u;
+  _has_bits_[0] |= 0x00001000u;
 }
 void FileOptions::clear_has_py_generic_services() {
-  _has_bits_[0] &= ~0x00000800u;
+  _has_bits_[0] &= ~0x00001000u;
 }
 void FileOptions::clear_py_generic_services() {
   py_generic_services_ = false;
@@ -9371,13 +9431,13 @@ void FileOptions::set_py_generic_services(bool value) {
 
 // optional bool deprecated = 23 [default = false];
 bool FileOptions::has_deprecated() const {
-  return (_has_bits_[0] & 0x00001000u) != 0;
+  return (_has_bits_[0] & 0x00002000u) != 0;
 }
 void FileOptions::set_has_deprecated() {
-  _has_bits_[0] |= 0x00001000u;
+  _has_bits_[0] |= 0x00002000u;
 }
 void FileOptions::clear_has_deprecated() {
-  _has_bits_[0] &= ~0x00001000u;
+  _has_bits_[0] &= ~0x00002000u;
 }
 void FileOptions::clear_deprecated() {
   deprecated_ = false;
@@ -9395,13 +9455,13 @@ void FileOptions::set_deprecated(bool value) {
 
 // optional bool cc_enable_arenas = 31 [default = false];
 bool FileOptions::has_cc_enable_arenas() const {
-  return (_has_bits_[0] & 0x00002000u) != 0;
+  return (_has_bits_[0] & 0x00004000u) != 0;
 }
 void FileOptions::set_has_cc_enable_arenas() {
-  _has_bits_[0] |= 0x00002000u;
+  _has_bits_[0] |= 0x00004000u;
 }
 void FileOptions::clear_has_cc_enable_arenas() {
-  _has_bits_[0] &= ~0x00002000u;
+  _has_bits_[0] &= ~0x00004000u;
 }
 void FileOptions::clear_cc_enable_arenas() {
   cc_enable_arenas_ = false;
@@ -9603,6 +9663,68 @@ void FileOptions::set_allocated_swift_prefix(::std::string* swift_prefix) {
   // @@protoc_insertion_point(field_set_allocated:google.protobuf.FileOptions.swift_prefix)
 }
 
+// optional string php_class_prefix = 40;
+bool FileOptions::has_php_class_prefix() const {
+  return (_has_bits_[0] & 0x00000040u) != 0;
+}
+void FileOptions::set_has_php_class_prefix() {
+  _has_bits_[0] |= 0x00000040u;
+}
+void FileOptions::clear_has_php_class_prefix() {
+  _has_bits_[0] &= ~0x00000040u;
+}
+void FileOptions::clear_php_class_prefix() {
+  php_class_prefix_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  clear_has_php_class_prefix();
+}
+const ::std::string& FileOptions::php_class_prefix() const {
+  // @@protoc_insertion_point(field_get:google.protobuf.FileOptions.php_class_prefix)
+  return php_class_prefix_.GetNoArena();
+}
+void FileOptions::set_php_class_prefix(const ::std::string& value) {
+  set_has_php_class_prefix();
+  php_class_prefix_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
+  // @@protoc_insertion_point(field_set:google.protobuf.FileOptions.php_class_prefix)
+}
+#if LANG_CXX11
+void FileOptions::set_php_class_prefix(::std::string&& value) {
+  set_has_php_class_prefix();
+  php_class_prefix_.SetNoArena(
+    &::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
+  // @@protoc_insertion_point(field_set_rvalue:google.protobuf.FileOptions.php_class_prefix)
+}
+#endif
+void FileOptions::set_php_class_prefix(const char* value) {
+  set_has_php_class_prefix();
+  php_class_prefix_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
+  // @@protoc_insertion_point(field_set_char:google.protobuf.FileOptions.php_class_prefix)
+}
+void FileOptions::set_php_class_prefix(const char* value, size_t size) {
+  set_has_php_class_prefix();
+  php_class_prefix_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
+      ::std::string(reinterpret_cast<const char*>(value), size));
+  // @@protoc_insertion_point(field_set_pointer:google.protobuf.FileOptions.php_class_prefix)
+}
+::std::string* FileOptions::mutable_php_class_prefix() {
+  set_has_php_class_prefix();
+  // @@protoc_insertion_point(field_mutable:google.protobuf.FileOptions.php_class_prefix)
+  return php_class_prefix_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+}
+::std::string* FileOptions::release_php_class_prefix() {
+  // @@protoc_insertion_point(field_release:google.protobuf.FileOptions.php_class_prefix)
+  clear_has_php_class_prefix();
+  return php_class_prefix_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+}
+void FileOptions::set_allocated_php_class_prefix(::std::string* php_class_prefix) {
+  if (php_class_prefix != NULL) {
+    set_has_php_class_prefix();
+  } else {
+    clear_has_php_class_prefix();
+  }
+  php_class_prefix_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), php_class_prefix);
+  // @@protoc_insertion_point(field_set_allocated:google.protobuf.FileOptions.php_class_prefix)
+}
+
 // repeated .google.protobuf.UninterpretedOption uninterpreted_option = 999;
 int FileOptions::uninterpreted_option_size() const {
   return uninterpreted_option_.size();

src/google/protobuf/descriptor.pb.h

@@ -2250,6 +2250,21 @@ class LIBPROTOBUF_EXPORT FileOptions : public ::google::protobuf::Message /* @@p
   ::std::string* release_swift_prefix();
   void set_allocated_swift_prefix(::std::string* swift_prefix);
 
+  // optional string php_class_prefix = 40;
+  bool has_php_class_prefix() const;
+  void clear_php_class_prefix();
+  static const int kPhpClassPrefixFieldNumber = 40;
+  const ::std::string& php_class_prefix() const;
+  void set_php_class_prefix(const ::std::string& value);
+  #if LANG_CXX11
+  void set_php_class_prefix(::std::string&& value);
+  #endif
+  void set_php_class_prefix(const char* value);
+  void set_php_class_prefix(const char* value, size_t size);
+  ::std::string* mutable_php_class_prefix();
+  ::std::string* release_php_class_prefix();
+  void set_allocated_php_class_prefix(::std::string* php_class_prefix);
+
   // optional bool java_multiple_files = 10 [default = false];
   bool has_java_multiple_files() const;
   void clear_java_multiple_files();
@@ -2346,6 +2361,8 @@ class LIBPROTOBUF_EXPORT FileOptions : public ::google::protobuf::Message /* @@p
   void clear_has_csharp_namespace();
   void set_has_swift_prefix();
   void clear_has_swift_prefix();
+  void set_has_php_class_prefix();
+  void clear_has_php_class_prefix();
 
   ::google::protobuf::internal::ExtensionSet _extensions_;
 
@@ -2359,6 +2376,7 @@ class LIBPROTOBUF_EXPORT FileOptions : public ::google::protobuf::Message /* @@p
   ::google::protobuf::internal::ArenaStringPtr objc_class_prefix_;
   ::google::protobuf::internal::ArenaStringPtr csharp_namespace_;
   ::google::protobuf::internal::ArenaStringPtr swift_prefix_;
+  ::google::protobuf::internal::ArenaStringPtr php_class_prefix_;
   bool java_multiple_files_;
   bool java_generate_equals_and_hash_;
   bool java_string_check_utf8_;
@@ -6585,13 +6603,13 @@ inline void FileOptions::set_allocated_java_outer_classname(::std::string* java_
 
 // optional bool java_multiple_files = 10 [default = false];
 inline bool FileOptions::has_java_multiple_files() const {
-  return (_has_bits_[0] & 0x00000040u) != 0;
+  return (_has_bits_[0] & 0x00000080u) != 0;
 }
 inline void FileOptions::set_has_java_multiple_files() {
-  _has_bits_[0] |= 0x00000040u;
+  _has_bits_[0] |= 0x00000080u;
 }
 inline void FileOptions::clear_has_java_multiple_files() {
-  _has_bits_[0] &= ~0x00000040u;
+  _has_bits_[0] &= ~0x00000080u;
 }
 inline void FileOptions::clear_java_multiple_files() {
   java_multiple_files_ = false;
@@ -6609,13 +6627,13 @@ inline void FileOptions::set_java_multiple_files(bool value) {
 
 // optional bool java_generate_equals_and_hash = 20 [deprecated = true];
 inline bool FileOptions::has_java_generate_equals_and_hash() const {
-  return (_has_bits_[0] & 0x00000080u) != 0;
+  return (_has_bits_[0] & 0x00000100u) != 0;
 }
 inline void FileOptions::set_has_java_generate_equals_and_hash() {
-  _has_bits_[0] |= 0x00000080u;
+  _has_bits_[0] |= 0x00000100u;
 }
 inline void FileOptions::clear_has_java_generate_equals_and_hash() {
-  _has_bits_[0] &= ~0x00000080u;
+  _has_bits_[0] &= ~0x00000100u;
 }
 inline void FileOptions::clear_java_generate_equals_and_hash() {
   java_generate_equals_and_hash_ = false;
@@ -6633,13 +6651,13 @@ inline void FileOptions::set_java_generate_equals_and_hash(bool value) {
 
 // optional bool java_string_check_utf8 = 27 [default = false];
 inline bool FileOptions::has_java_string_check_utf8() const {
-  return (_has_bits_[0] & 0x00000100u) != 0;
+  return (_has_bits_[0] & 0x00000200u) != 0;
 }
 inline void FileOptions::set_has_java_string_check_utf8() {
-  _has_bits_[0] |= 0x00000100u;
+  _has_bits_[0] |= 0x00000200u;
 }
 inline void FileOptions::clear_has_java_string_check_utf8() {
-  _has_bits_[0] &= ~0x00000100u;
+  _has_bits_[0] &= ~0x00000200u;
 }
 inline void FileOptions::clear_java_string_check_utf8() {
   java_string_check_utf8_ = false;
@@ -6657,13 +6675,13 @@ inline void FileOptions::set_java_string_check_utf8(bool value) {
 
 // optional .google.protobuf.FileOptions.OptimizeMode optimize_for = 9 [default = SPEED];
 inline bool FileOptions::has_optimize_for() const {
-  return (_has_bits_[0] & 0x00004000u) != 0;
+  return (_has_bits_[0] & 0x00008000u) != 0;
 }
 inline void FileOptions::set_has_optimize_for() {
-  _has_bits_[0] |= 0x00004000u;
+  _has_bits_[0] |= 0x00008000u;
 }
 inline void FileOptions::clear_has_optimize_for() {
-  _has_bits_[0] &= ~0x00004000u;
+  _has_bits_[0] &= ~0x00008000u;
 }
 inline void FileOptions::clear_optimize_for() {
   optimize_for_ = 1;
@@ -6744,13 +6762,13 @@ inline void FileOptions::set_allocated_go_package(::std::string* go_package) {
 
 // optional bool cc_generic_services = 16 [default = false];
 inline bool FileOptions::has_cc_generic_services() const {
-  return (_has_bits_[0] & 0x00000200u) != 0;
+  return (_has_bits_[0] & 0x00000400u) != 0;
 }
 inline void FileOptions::set_has_cc_generic_services() {
-  _has_bits_[0] |= 0x00000200u;
+  _has_bits_[0] |= 0x00000400u;
 }
 inline void FileOptions::clear_has_cc_generic_services() {
-  _has_bits_[0] &= ~0x00000200u;
+  _has_bits_[0] &= ~0x00000400u;
 }
 inline void FileOptions::clear_cc_generic_services() {
   cc_generic_services_ = false;
@@ -6768,13 +6786,13 @@ inline void FileOptions::set_cc_generic_services(bool value) {
 
 // optional bool java_generic_services = 17 [default = false];
 inline bool FileOptions::has_java_generic_services() const {
-  return (_has_bits_[0] & 0x00000400u) != 0;
+  return (_has_bits_[0] & 0x00000800u) != 0;
 }
 inline void FileOptions::set_has_java_generic_services() {
-  _has_bits_[0] |= 0x00000400u;
+  _has_bits_[0] |= 0x00000800u;
 }
 inline void FileOptions::clear_has_java_generic_services() {
-  _has_bits_[0] &= ~0x00000400u;
+  _has_bits_[0] &= ~0x00000800u;
 }
 inline void FileOptions::clear_java_generic_services() {
   java_generic_services_ = false;
@@ -6792,13 +6810,13 @@ inline void FileOptions::set_java_generic_services(bool value) {
 
 // optional bool py_generic_services = 18 [default = false];
 inline bool FileOptions::has_py_generic_services() const {
-  return (_has_bits_[0] & 0x00000800u) != 0;
+  return (_has_bits_[0] & 0x00001000u) != 0;
 }
 inline void FileOptions::set_has_py_generic_services() {
-  _has_bits_[0] |= 0x00000800u;
+  _has_bits_[0] |= 0x00001000u;
 }
 inline void FileOptions::clear_has_py_generic_services() {
-  _has_bits_[0] &= ~0x00000800u;
+  _has_bits_[0] &= ~0x00001000u;
 }
 inline void FileOptions::clear_py_generic_services() {
   py_generic_services_ = false;
@@ -6816,13 +6834,13 @@ inline void FileOptions::set_py_generic_services(bool value) {
 
 // optional bool deprecated = 23 [default = false];
 inline bool FileOptions::has_deprecated() const {
-  return (_has_bits_[0] & 0x00001000u) != 0;
+  return (_has_bits_[0] & 0x00002000u) != 0;
 }
 inline void FileOptions::set_has_deprecated() {
-  _has_bits_[0] |= 0x00001000u;
+  _has_bits_[0] |= 0x00002000u;
 }
 inline void FileOptions::clear_has_deprecated() {
-  _has_bits_[0] &= ~0x00001000u;
+  _has_bits_[0] &= ~0x00002000u;
 }
 inline void FileOptions::clear_deprecated() {
   deprecated_ = false;
@@ -6840,13 +6858,13 @@ inline void FileOptions::set_deprecated(bool value) {
 
 // optional bool cc_enable_arenas = 31 [default = false];
 inline bool FileOptions::has_cc_enable_arenas() const {
-  return (_has_bits_[0] & 0x00002000u) != 0;
+  return (_has_bits_[0] & 0x00004000u) != 0;
 }
 inline void FileOptions::set_has_cc_enable_arenas() {
-  _has_bits_[0] |= 0x00002000u;
+  _has_bits_[0] |= 0x00004000u;
 }
 inline void FileOptions::clear_has_cc_enable_arenas() {
-  _has_bits_[0] &= ~0x00002000u;
+  _has_bits_[0] &= ~0x00004000u;
 }
 inline void FileOptions::clear_cc_enable_arenas() {
   cc_enable_arenas_ = false;
@@ -7048,6 +7066,68 @@ inline void FileOptions::set_allocated_swift_prefix(::std::string* swift_prefix)
   // @@protoc_insertion_point(field_set_allocated:google.protobuf.FileOptions.swift_prefix)
 }
 
+// optional string php_class_prefix = 40;
+inline bool FileOptions::has_php_class_prefix() const {
+  return (_has_bits_[0] & 0x00000040u) != 0;
+}
+inline void FileOptions::set_has_php_class_prefix() {
+  _has_bits_[0] |= 0x00000040u;
+}
+inline void FileOptions::clear_has_php_class_prefix() {
+  _has_bits_[0] &= ~0x00000040u;
+}
+inline void FileOptions::clear_php_class_prefix() {
+  php_class_prefix_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  clear_has_php_class_prefix();
+}
+inline const ::std::string& FileOptions::php_class_prefix() const {
+  // @@protoc_insertion_point(field_get:google.protobuf.FileOptions.php_class_prefix)
+  return php_class_prefix_.GetNoArena();
+}
+inline void FileOptions::set_php_class_prefix(const ::std::string& value) {
+  set_has_php_class_prefix();
+  php_class_prefix_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
+  // @@protoc_insertion_point(field_set:google.protobuf.FileOptions.php_class_prefix)
+}
+#if LANG_CXX11
+inline void FileOptions::set_php_class_prefix(::std::string&& value) {
+  set_has_php_class_prefix();
+  php_class_prefix_.SetNoArena(
+    &::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
+  // @@protoc_insertion_point(field_set_rvalue:google.protobuf.FileOptions.php_class_prefix)
+}
+#endif
+inline void FileOptions::set_php_class_prefix(const char* value) {
+  set_has_php_class_prefix();
+  php_class_prefix_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
+  // @@protoc_insertion_point(field_set_char:google.protobuf.FileOptions.php_class_prefix)
+}
+inline void FileOptions::set_php_class_prefix(const char* value, size_t size) {
+  set_has_php_class_prefix();
+  php_class_prefix_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
+      ::std::string(reinterpret_cast<const char*>(value), size));
+  // @@protoc_insertion_point(field_set_pointer:google.protobuf.FileOptions.php_class_prefix)
+}
+inline ::std::string* FileOptions::mutable_php_class_prefix() {
+  set_has_php_class_prefix();
+  // @@protoc_insertion_point(field_mutable:google.protobuf.FileOptions.php_class_prefix)
+  return php_class_prefix_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+}
+inline ::std::string* FileOptions::release_php_class_prefix() {
+  // @@protoc_insertion_point(field_release:google.protobuf.FileOptions.php_class_prefix)
+  clear_has_php_class_prefix();
+  return php_class_prefix_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+}
+inline void FileOptions::set_allocated_php_class_prefix(::std::string* php_class_prefix) {
+  if (php_class_prefix != NULL) {
+    set_has_php_class_prefix();
+  } else {
+    clear_has_php_class_prefix();
+  }
+  php_class_prefix_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), php_class_prefix);
+  // @@protoc_insertion_point(field_set_allocated:google.protobuf.FileOptions.php_class_prefix)
+}
+
 // repeated .google.protobuf.UninterpretedOption uninterpreted_option = 999;
 inline int FileOptions::uninterpreted_option_size() const {
   return uninterpreted_option_.size();

src/google/protobuf/descriptor.proto

@@ -376,6 +376,10 @@ message FileOptions {
   // to prefix the types/symbols defined.
   optional string swift_prefix = 39;
 
+  // Sets the php class prefix which is prepended to all php generated classes
+  // from this .proto. Default is empty.
+  optional string php_class_prefix = 40;
+
   // The parser stores options it doesn't recognize here. See above.
   repeated UninterpretedOption uninterpreted_option = 999;
 

tests.sh

@@ -358,7 +358,7 @@ generate_php_test_proto() {
   # Generate test file
   rm -rf generated
   mkdir generated
-  ../../src/protoc --php_out=generated proto/test.proto proto/test_include.proto proto/test_no_namespace.proto
+  ../../src/protoc --php_out=generated proto/test.proto proto/test_include.proto proto/test_no_namespace.proto proto/test_prefix.proto
   pushd ../../src
   ./protoc --php_out=../php/tests/generated google/protobuf/empty.proto
   popd