Add new file option php_namespace. (#3162)

* Add new file option php_namespace.

Use this option to change the namespace of php generated classes.
Default is empty. When this option is empty, the package name will be
used for determining the namespace.

* Uncomment commented tests

* Revert gdb test change

* Update csharp descriptor.

* Add test for empty php_namespace.

Makefile.am

@@ -654,11 +654,13 @@ php_EXTRA_DIST=                                                       \
   php/tests/map_field_test.php                                        \
   php/tests/memory_leak_test.php                                      \
   php/tests/php_implementation_test.php                               \
+  php/tests/proto/test_empty_php_namespace.proto                      \
   php/tests/proto/test_import_descriptor_proto.proto                  \
   php/tests/proto/test_include.proto                                  \
   php/tests/proto/test.proto                                          \
-  php/tests/proto/test_prefix.proto                                   \
   php/tests/proto/test_no_namespace.proto                             \
+  php/tests/proto/test_php_namespace.proto                            \
+  php/tests/proto/test_prefix.proto                                   \
   php/tests/test.sh                                                   \
   php/tests/test_base.php                                             \
   php/tests/test_util.php                                             \

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

@@ -80,7 +80,7 @@ namespace Google.Protobuf.Reflection {
             "ASgJEhMKC291dHB1dF90eXBlGAMgASgJEi8KB29wdGlvbnMYBCABKAsyHi5n",
             "b29nbGUucHJvdG9idWYuTWV0aG9kT3B0aW9ucxIfChBjbGllbnRfc3RyZWFt",
             "aW5nGAUgASgIOgVmYWxzZRIfChBzZXJ2ZXJfc3RyZWFtaW5nGAYgASgIOgVm",
-            "YWxzZSK0BQoLRmlsZU9wdGlvbnMSFAoMamF2YV9wYWNrYWdlGAEgASgJEhwK",
+            "YWxzZSLLBQoLRmlsZU9wdGlvbnMSFAoMamF2YV9wYWNrYWdlGAEgASgJEhwK",
             "FGphdmFfb3V0ZXJfY2xhc3NuYW1lGAggASgJEiIKE2phdmFfbXVsdGlwbGVf",
             "ZmlsZXMYCiABKAg6BWZhbHNlEikKHWphdmFfZ2VuZXJhdGVfZXF1YWxzX2Fu",
             "ZF9oYXNoGBQgASgIQgIYARIlChZqYXZhX3N0cmluZ19jaGVja191dGY4GBsg",
@@ -92,61 +92,61 @@ namespace Google.Protobuf.Reflection {
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-            "LlJlZmxlY3Rpb24="));
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+            "AgNHUEKqAhpHb29nbGUuUHJvdG9idWYuUmVmbGVjdGlvbg=="));
       descriptor = pbr::FileDescriptor.FromGeneratedCode(descriptorData,
           new pbr::FileDescriptor[] { },
           new pbr::GeneratedClrTypeInfo(null, new pbr::GeneratedClrTypeInfo[] {
@@ -160,7 +160,7 @@ 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", "PhpClassPrefix", "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", "PhpNamespace", "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),
@@ -2810,6 +2810,7 @@ namespace Google.Protobuf.Reflection {
       csharpNamespace_ = other.csharpNamespace_;
       swiftPrefix_ = other.swiftPrefix_;
       phpClassPrefix_ = other.phpClassPrefix_;
+      phpNamespace_ = other.phpNamespace_;
       uninterpretedOption_ = other.uninterpretedOption_.Clone();
     }
 
@@ -3073,6 +3074,22 @@ namespace Google.Protobuf.Reflection {
       }
     }
 
+    /// <summary>Field number for the "php_namespace" field.</summary>
+    public const int PhpNamespaceFieldNumber = 41;
+    private string phpNamespace_ = "";
+    /// <summary>
+    /// Use this option to change the namespace of php generated classes. Default
+    /// is empty. When this option is empty, the package name will be used for
+    /// determining the namespace.
+    /// </summary>
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public string PhpNamespace {
+      get { return phpNamespace_; }
+      set {
+        phpNamespace_ = 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
@@ -3115,6 +3132,7 @@ namespace Google.Protobuf.Reflection {
       if (CsharpNamespace != other.CsharpNamespace) return false;
       if (SwiftPrefix != other.SwiftPrefix) return false;
       if (PhpClassPrefix != other.PhpClassPrefix) return false;
+      if (PhpNamespace != other.PhpNamespace) return false;
       if(!uninterpretedOption_.Equals(other.uninterpretedOption_)) return false;
       return true;
     }
@@ -3138,6 +3156,7 @@ namespace Google.Protobuf.Reflection {
       if (CsharpNamespace.Length != 0) hash ^= CsharpNamespace.GetHashCode();
       if (SwiftPrefix.Length != 0) hash ^= SwiftPrefix.GetHashCode();
       if (PhpClassPrefix.Length != 0) hash ^= PhpClassPrefix.GetHashCode();
+      if (PhpNamespace.Length != 0) hash ^= PhpNamespace.GetHashCode();
       hash ^= uninterpretedOption_.GetHashCode();
       return hash;
     }
@@ -3213,6 +3232,10 @@ namespace Google.Protobuf.Reflection {
         output.WriteRawTag(194, 2);
         output.WriteString(PhpClassPrefix);
       }
+      if (PhpNamespace.Length != 0) {
+        output.WriteRawTag(202, 2);
+        output.WriteString(PhpNamespace);
+      }
       uninterpretedOption_.WriteTo(output, _repeated_uninterpretedOption_codec);
     }
 
@@ -3267,6 +3290,9 @@ namespace Google.Protobuf.Reflection {
       if (PhpClassPrefix.Length != 0) {
         size += 2 + pb::CodedOutputStream.ComputeStringSize(PhpClassPrefix);
       }
+      if (PhpNamespace.Length != 0) {
+        size += 2 + pb::CodedOutputStream.ComputeStringSize(PhpNamespace);
+      }
       size += uninterpretedOption_.CalculateSize(_repeated_uninterpretedOption_codec);
       return size;
     }
@@ -3324,6 +3350,9 @@ namespace Google.Protobuf.Reflection {
       if (other.PhpClassPrefix.Length != 0) {
         PhpClassPrefix = other.PhpClassPrefix;
       }
+      if (other.PhpNamespace.Length != 0) {
+        PhpNamespace = other.PhpNamespace;
+      }
       uninterpretedOption_.Add(other.uninterpretedOption_);
     }
 
@@ -3399,6 +3428,10 @@ namespace Google.Protobuf.Reflection {
             PhpClassPrefix = input.ReadString();
             break;
           }
+          case 330: {
+            PhpNamespace = input.ReadString();
+            break;
+          }
           case 7994: {
             uninterpretedOption_.AddEntriesFrom(input, _repeated_uninterpretedOption_codec);
             break;

php/ext/google/protobuf/def.c

@@ -405,23 +405,34 @@ static const char *classname_prefix(const char *classname,
 }
 
 static void convert_to_class_name_inplace(const char *package,
+                                          const char *namespace_given,
                                           const char *prefix, char *classname) {
-  size_t package_len = package == NULL ? 0 : strlen(package);
   size_t prefix_len = prefix == NULL ? 0 : strlen(prefix);
   size_t classname_len = strlen(classname);
   int i = 0, j;
   bool first_char = true;
 
-  int offset = package_len != 0 ? 2 : 0;
+  size_t package_len = package == NULL ? 0 : strlen(package);
+  size_t namespace_given_len =
+      namespace_given == NULL ? 0 : strlen(namespace_given);
+  bool use_namespace_given = namespace_given != NULL;
+  size_t namespace_len =
+      use_namespace_given ? namespace_given_len : package_len;
+
+  int offset = namespace_len != 0 ? 2 : 0;
 
   for (j = 0; j < classname_len; j++) {
-    classname[package_len + prefix_len + classname_len + offset - 1 - j] =
+    classname[namespace_len + prefix_len + classname_len + offset - 1 - j] =
         classname[classname_len - j - 1];
   }
 
-  if (package_len != 0) {
+  if (namespace_len != 0) {
     classname[i++] = '\\';
-    for (j = 0; j < package_len; j++) {
+    for (j = 0; j < namespace_len; j++) {
+      if (use_namespace_given) {
+        classname[i++] = namespace_given[j];
+        continue;
+      }
       // php packages are divided by '\'.
       if (package[j] == '.') {
         classname[i++] = '\\';
@@ -490,16 +501,20 @@ 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);    \
+    const char *php_namespace = upb_filedef_phpnamespace(files[0]);            \
     const char *prefix_given = upb_filedef_phpprefix(files[0]);                \
     size_t classname_len = strlen(fullname) + 5;                               \
     if (prefix_given != NULL) {                                                \
       classname_len += strlen(prefix_given);                                   \
     }                                                                          \
+    if (php_namespace != NULL) {                                               \
+      classname_len += strlen(php_namespace);                                  \
+    }                                                                          \
     char *classname = ecalloc(sizeof(char), classname_len);                    \
     const char *package = upb_filedef_package(files[0]);                       \
     classname_no_prefix(fullname, package, classname);                         \
     const char *prefix = classname_prefix(classname, prefix_given, package);   \
-    convert_to_class_name_inplace(package, prefix, classname);                 \
+    convert_to_class_name_inplace(package, php_namespace, prefix, classname);  \
     PHP_PROTO_CE_DECLARE pce;                                                  \
     if (php_proto_zend_lookup_class(classname, strlen(classname), &pce) ==     \
         FAILURE) {                                                             \

php/ext/google/protobuf/upb.c

@@ -1859,6 +1859,7 @@ static void freefiledef(upb_refcounted *r) {
   upb_gfree((void*)f->name);
   upb_gfree((void*)f->package);
   upb_gfree((void*)f->phpprefix);
+  upb_gfree((void*)f->phpnamespace);
   upb_gfree(f);
 }
 
@@ -1874,6 +1875,7 @@ upb_filedef *upb_filedef_new(const void *owner) {
   f->package = NULL;
   f->name = NULL;
   f->phpprefix = NULL;
+  f->phpnamespace = NULL;
   f->syntax = UPB_SYNTAX_PROTO2;
 
   if (!upb_refcounted_init(upb_filedef_upcast_mutable(f), &upb_filedef_vtbl,
@@ -1912,6 +1914,10 @@ const char *upb_filedef_phpprefix(const upb_filedef *f) {
   return f->phpprefix;
 }
 
+const char *upb_filedef_phpnamespace(const upb_filedef *f) {
+  return f->phpnamespace;
+}
+
 upb_syntax_t upb_filedef_syntax(const upb_filedef *f) {
   return f->syntax;
 }
@@ -1980,6 +1986,18 @@ bool upb_filedef_setphpprefix(upb_filedef *f, const char *phpprefix,
   return true;
 }
 
+bool upb_filedef_setphpnamespace(upb_filedef *f, const char *phpnamespace,
+                                 upb_status *s) {
+  phpnamespace = upb_gstrdup(phpnamespace);
+  if (!phpnamespace) {
+    upb_upberr_setoom(s);
+    return false;
+  }
+  upb_gfree((void*)f->phpnamespace);
+  f->phpnamespace = phpnamespace;
+  return true;
+}
+
 bool upb_filedef_setsyntax(upb_filedef *f, upb_syntax_t syntax,
                            upb_status *s) {
   UPB_UNUSED(s);
@@ -6419,14 +6437,14 @@ size_t upb_env_bytesallocated(const upb_env *e) {
 
 
 static const upb_msgdef msgs[22];
-static const upb_fielddef fields[106];
+static const upb_fielddef fields[107];
 static const upb_enumdef enums[5];
 static const upb_tabent strentries[236];
 static const upb_tabent intentries[18];
-static const upb_tabval arrays[186];
+static const upb_tabval arrays[187];
 
 #ifdef UPB_DEBUG_REFS
-static upb_inttable reftables[266];
+static upb_inttable reftables[268];
 #endif
 
 static const upb_msgdef msgs[22] = {
@@ -6441,20 +6459,20 @@ 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", 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]),
+  UPB_MSGDEF_INIT("google.protobuf.FileOptions", 37, 1, UPB_INTTABLE_INIT(1, 1, UPB_CTYPE_PTR, 1, &intentries[6], &arrays[68], 42, 17), UPB_STRTABLE_INIT(18, 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[110], 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[118], 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[125], 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[126], 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[128], 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[132], 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[133], 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[135], 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[142], 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[151], 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[106] = {
+static const upb_fielddef fields[107] = {
   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]),
@@ -6505,77 +6523,78 @@ static const upb_fielddef fields[106] = {
   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_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[5], NULL, 4, 1, {0},&reftables[144], &reftables[145]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[9], NULL, 22, 6, {0},&reftables[146], &reftables[147]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[3], NULL, 8, 2, {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[15], NULL, 2, 0, {0},&reftables[152], &reftables[153]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[13], 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[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_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "name", 1, &msgs[0], NULL, 32, 8, {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]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "no_standard_descriptor_accessor", 2, &msgs[12], NULL, 7, 2, {0},&reftables[166], &reftables[167]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "number", 2, &msgs[5], NULL, 7, 2, {0},&reftables[168], &reftables[169]),
-  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "number", 3, &msgs[7], NULL, 10, 3, {0},&reftables[170], &reftables[171]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "number", 3, &msgs[7], NULL, 10, 3, {0},&reftables[168], &reftables[169]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_INT32, UPB_INTFMT_VARIABLE, false, false, false, false, "number", 2, &msgs[5], NULL, 7, 2, {0},&reftables[170], &reftables[171]),
   UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "objc_class_prefix", 36, &msgs[11], NULL, 24, 13, {0},&reftables[172], &reftables[173]),
   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", 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[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_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[7], (const upb_def*)(&msgs[8]), 3, 0, {0},&reftables[184], &reftables[185]),
+  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[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[3], (const upb_def*)(&msgs[4]), 7, 1, {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[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_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_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "php_namespace", 41, &msgs[11], NULL, 34, 17, {0},&reftables[204], &reftables[205]),
+  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[206], &reftables[207]),
+  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[208], &reftables[209]),
+  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[210], &reftables[211]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_REPEATED, UPB_TYPE_STRING, 0, false, false, false, false, "reserved_name", 10, &msgs[0], NULL, 37, 9, {0},&reftables[212], &reftables[213]),
+  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[214], &reftables[215]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "server_streaming", 6, &msgs[13], NULL, 14, 5, {0},&reftables[216], &reftables[217]),
+  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[218], &reftables[219]),
+  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[220], &reftables[221]),
+  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[222], &reftables[223]),
+  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[224], &reftables[225]),
+  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[226], &reftables[227]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BYTES, 0, false, false, false, false, "string_value", 7, &msgs[20], NULL, 12, 5, {0},&reftables[228], &reftables[229]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "syntax", 12, &msgs[9], NULL, 39, 11, {0},&reftables[230], &reftables[231]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "trailing_comments", 4, &msgs[19], NULL, 11, 3, {0},&reftables[232], &reftables[233]),
+  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[234], &reftables[235]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_STRING, 0, false, false, false, false, "type_name", 6, &msgs[7], NULL, 13, 6, {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[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]),
+  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[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[8], (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[6], (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, "uninterpreted_option", 999, &msgs[4], (const upb_def*)(&msgs[20]), 5, 0, {0},&reftables[250], &reftables[251]),
+  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[252], &reftables[253]),
+  UPB_FIELDDEF_INIT(UPB_LABEL_OPTIONAL, UPB_TYPE_BOOL, 0, false, false, false, false, "weak", 10, &msgs[8], NULL, 11, 6, {0},&reftables[254], &reftables[255]),
+  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[256], &reftables[257]),
 };
 
 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[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]),
+  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[154], 4, 3), 0, &reftables[258], &reftables[259]),
+  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[158], 19, 18), 0, &reftables[260], &reftables[261]),
+  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[177], 3, 3), 0, &reftables[262], &reftables[263]),
+  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[180], 3, 3), 0, &reftables[264], &reftables[265]),
+  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[183], 4, 3), 0, &reftables[266], &reftables[267]),
 };
 
 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[83]), NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[50]), NULL},
+  {UPB_TABKEY_STR("\015", "\000", "\000", "\000", "reserved_name"), UPB_TABVALUE_PTR_INIT(&fields[84]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[57]), 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},
@@ -6584,31 +6603,31 @@ 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[84]), NULL},
-  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[69]), NULL},
+  {UPB_TABKEY_STR("\016", "\000", "\000", "\000", "reserved_range"), UPB_TABVALUE_PTR_INIT(&fields[85]), NULL},
+  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[68]), 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[20]), &strentries[13]},
-  {UPB_TABKEY_STR("\005", "\000", "\000", "\000", "start"), UPB_TABVALUE_PTR_INIT(&fields[90]), NULL},
+  {UPB_TABKEY_STR("\005", "\000", "\000", "\000", "start"), UPB_TABVALUE_PTR_INIT(&fields[91]), 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[89]), NULL},
+  {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[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[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[54]), &strentries[26]},
-  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[102]), NULL},
+  {UPB_TABKEY_STR("\005", "\000", "\000", "\000", "value"), UPB_TABVALUE_PTR_INIT(&fields[104]), 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[52]), &strentries[26]},
+  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[103]), 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_STR("\006", "\000", "\000", "\000", "number"), UPB_TABVALUE_PTR_INIT(&fields[63]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, 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("\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[50]), &strentries[34]},
+  {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[13]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
@@ -6620,17 +6639,17 @@ 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("\006", "\000", "\000", "\000", "number"), UPB_TABVALUE_PTR_INIT(&fields[63]), &strentries[53]},
+  {UPB_TABKEY_STR("\006", "\000", "\000", "\000", "number"), UPB_TABVALUE_PTR_INIT(&fields[62]), &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[95]), NULL},
+  {UPB_TABKEY_STR("\011", "\000", "\000", "\000", "type_name"), UPB_TABVALUE_PTR_INIT(&fields[96]), 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[94]), &strentries[50]},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "type"), UPB_TABVALUE_PTR_INIT(&fields[95]), &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_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[101]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "weak"), UPB_TABVALUE_PTR_INIT(&fields[104]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "weak"), UPB_TABVALUE_PTR_INIT(&fields[105]), 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},
@@ -6645,21 +6664,21 @@ 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("\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[105]), NULL},
+  {UPB_TABKEY_STR("\017", "\000", "\000", "\000", "weak_dependency"), UPB_TABVALUE_PTR_INIT(&fields[106]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, 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_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[51]), NULL},
+  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "service"), UPB_TABVALUE_PTR_INIT(&fields[87]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "source_code_info"), UPB_TABVALUE_PTR_INIT(&fields[87]), NULL},
+  {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "source_code_info"), UPB_TABVALUE_PTR_INIT(&fields[88]), 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[92]), NULL},
+  {UPB_TABKEY_STR("\006", "\000", "\000", "\000", "syntax"), UPB_TABVALUE_PTR_INIT(&fields[93]), 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[68]), &strentries[86]},
+  {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[19]), NULL},
-  {UPB_TABKEY_STR("\021", "\000", "\000", "\000", "public_dependency"), UPB_TABVALUE_PTR_INIT(&fields[81]), &strentries[85]},
+  {UPB_TABKEY_STR("\021", "\000", "\000", "\000", "public_dependency"), UPB_TABVALUE_PTR_INIT(&fields[82]), &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},
@@ -6680,17 +6699,17 @@ 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[100]), NULL},
+  {UPB_TABKEY_STR("\015", "\000", "\000", "\000", "php_namespace"), UPB_TABVALUE_PTR_INIT(&fields[80]), &strentries[113]},
   {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("\023", "\000", "\000", "\000", "java_multiple_files"), UPB_TABVALUE_PTR_INIT(&fields[33]), &strentries[117]},
-  {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
+  {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[99]), 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_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[82]), NULL},
+  {UPB_TABKEY_STR("\023", "\000", "\000", "\000", "py_generic_services"), UPB_TABVALUE_PTR_INIT(&fields[83]), 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]},
@@ -6706,22 +6725,22 @@ static const upb_tabent strentries[236] = {
   {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[85]), NULL},
-  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[52]), NULL},
+  {UPB_TABKEY_STR("\020", "\000", "\000", "\000", "server_streaming"), UPB_TABVALUE_PTR_INIT(&fields[86]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[55]), 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[96]), 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[100]), 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[55]), NULL},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "name"), UPB_TABVALUE_PTR_INIT(&fields[54]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
-  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[73]), &strentries[150]},
+  {UPB_TABKEY_STR("\007", "\000", "\000", "\000", "options"), UPB_TABVALUE_PTR_INIT(&fields[72]), &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[53]), &strentries[149]},
   {UPB_TABKEY_STR("\024", "\000", "\000", "\000", "uninterpreted_option"), UPB_TABVALUE_PTR_INIT(&fields[98]), NULL},
@@ -6735,9 +6754,9 @@ 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("\004", "\000", "\000", "\000", "span"), UPB_TABVALUE_PTR_INIT(&fields[88]), &strentries[167]},
+  {UPB_TABKEY_STR("\004", "\000", "\000", "\000", "span"), UPB_TABVALUE_PTR_INIT(&fields[89]), &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[93]), NULL},
+  {UPB_TABKEY_STR("\021", "\000", "\000", "\000", "trailing_comments"), UPB_TABVALUE_PTR_INIT(&fields[94]), 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},
@@ -6753,9 +6772,9 @@ 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[80]), NULL},
+  {UPB_TABKEY_STR("\022", "\000", "\000", "\000", "positive_int_value"), UPB_TABVALUE_PTR_INIT(&fields[81]), 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[91]), &strentries[182]},
+  {UPB_TABKEY_STR("\014", "\000", "\000", "\000", "string_value"), UPB_TABVALUE_PTR_INIT(&fields[92]), &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},
@@ -6811,6 +6830,8 @@ 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[103]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
   {UPB_TABKEY_NUM(999), UPB_TABVALUE_PTR_INIT(&fields[102]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, NULL},
@@ -6818,60 +6839,58 @@ static const upb_tabent intentries[18] = {
   {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[100]), NULL},
-  {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, 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[10]), 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[100]), NULL},
   {UPB_TABKEY_NONE, UPB_TABVALUE_EMPTY_INIT, 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[98]), NULL},
 };
 
-static const upb_tabval arrays[186] = {
+static const upb_tabval arrays[187] = {
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[50]),
+  UPB_TABVALUE_PTR_INIT(&fields[57]),
   UPB_TABVALUE_PTR_INIT(&fields[25]),
   UPB_TABVALUE_PTR_INIT(&fields[60]),
   UPB_TABVALUE_PTR_INIT(&fields[20]),
   UPB_TABVALUE_PTR_INIT(&fields[24]),
   UPB_TABVALUE_PTR_INIT(&fields[22]),
-  UPB_TABVALUE_PTR_INIT(&fields[69]),
+  UPB_TABVALUE_PTR_INIT(&fields[68]),
   UPB_TABVALUE_PTR_INIT(&fields[65]),
+  UPB_TABVALUE_PTR_INIT(&fields[85]),
   UPB_TABVALUE_PTR_INIT(&fields[84]),
-  UPB_TABVALUE_PTR_INIT(&fields[83]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[90]),
+  UPB_TABVALUE_PTR_INIT(&fields[91]),
   UPB_TABVALUE_PTR_INIT(&fields[18]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[89]),
+  UPB_TABVALUE_PTR_INIT(&fields[90]),
   UPB_TABVALUE_PTR_INIT(&fields[17]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[54]),
-  UPB_TABVALUE_PTR_INIT(&fields[103]),
-  UPB_TABVALUE_PTR_INIT(&fields[74]),
+  UPB_TABVALUE_PTR_INIT(&fields[52]),
+  UPB_TABVALUE_PTR_INIT(&fields[104]),
+  UPB_TABVALUE_PTR_INIT(&fields[73]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[1]),
   UPB_TABVALUE_PTR_INIT(&fields[14]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[51]),
-  UPB_TABVALUE_PTR_INIT(&fields[62]),
-  UPB_TABVALUE_PTR_INIT(&fields[72]),
+  UPB_TABVALUE_PTR_INIT(&fields[50]),
+  UPB_TABVALUE_PTR_INIT(&fields[63]),
+  UPB_TABVALUE_PTR_INIT(&fields[74]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[13]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[56]),
   UPB_TABVALUE_PTR_INIT(&fields[21]),
-  UPB_TABVALUE_PTR_INIT(&fields[63]),
+  UPB_TABVALUE_PTR_INIT(&fields[62]),
   UPB_TABVALUE_PTR_INIT(&fields[40]),
-  UPB_TABVALUE_PTR_INIT(&fields[94]),
   UPB_TABVALUE_PTR_INIT(&fields[95]),
+  UPB_TABVALUE_PTR_INIT(&fields[96]),
   UPB_TABVALUE_PTR_INIT(&fields[7]),
-  UPB_TABVALUE_PTR_INIT(&fields[71]),
+  UPB_TABVALUE_PTR_INIT(&fields[70]),
   UPB_TABVALUE_PTR_INIT(&fields[66]),
   UPB_TABVALUE_PTR_INIT(&fields[38]),
   UPB_TABVALUE_EMPTY_INIT,
@@ -6884,20 +6903,20 @@ static const upb_tabval arrays[186] = {
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[104]),
+  UPB_TABVALUE_PTR_INIT(&fields[105]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[57]),
+  UPB_TABVALUE_PTR_INIT(&fields[51]),
   UPB_TABVALUE_PTR_INIT(&fields[76]),
   UPB_TABVALUE_PTR_INIT(&fields[8]),
   UPB_TABVALUE_PTR_INIT(&fields[47]),
   UPB_TABVALUE_PTR_INIT(&fields[19]),
-  UPB_TABVALUE_PTR_INIT(&fields[86]),
-  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_PTR_INIT(&fields[23]),
+  UPB_TABVALUE_PTR_INIT(&fields[69]),
+  UPB_TABVALUE_PTR_INIT(&fields[88]),
+  UPB_TABVALUE_PTR_INIT(&fields[82]),
+  UPB_TABVALUE_PTR_INIT(&fields[106]),
+  UPB_TABVALUE_PTR_INIT(&fields[93]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[26]),
   UPB_TABVALUE_EMPTY_INIT,
@@ -6918,7 +6937,7 @@ static const upb_tabval arrays[186] = {
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[3]),
   UPB_TABVALUE_PTR_INIT(&fields[32]),
-  UPB_TABVALUE_PTR_INIT(&fields[82]),
+  UPB_TABVALUE_PTR_INIT(&fields[83]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[31]),
   UPB_TABVALUE_EMPTY_INIT,
@@ -6941,6 +6960,7 @@ static const upb_tabval arrays[186] = {
   UPB_TABVALUE_PTR_INIT(&fields[37]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[79]),
+  UPB_TABVALUE_PTR_INIT(&fields[80]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[46]),
   UPB_TABVALUE_PTR_INIT(&fields[61]),
@@ -6950,37 +6970,37 @@ static const upb_tabval arrays[186] = {
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[45]),
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[52]),
+  UPB_TABVALUE_PTR_INIT(&fields[55]),
   UPB_TABVALUE_PTR_INIT(&fields[29]),
   UPB_TABVALUE_PTR_INIT(&fields[75]),
-  UPB_TABVALUE_PTR_INIT(&fields[70]),
+  UPB_TABVALUE_PTR_INIT(&fields[71]),
   UPB_TABVALUE_PTR_INIT(&fields[4]),
-  UPB_TABVALUE_PTR_INIT(&fields[85]),
+  UPB_TABVALUE_PTR_INIT(&fields[86]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
-  UPB_TABVALUE_PTR_INIT(&fields[55]),
+  UPB_TABVALUE_PTR_INIT(&fields[54]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[53]),
   UPB_TABVALUE_PTR_INIT(&fields[48]),
-  UPB_TABVALUE_PTR_INIT(&fields[73]),
+  UPB_TABVALUE_PTR_INIT(&fields[72]),
   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[88]),
+  UPB_TABVALUE_PTR_INIT(&fields[89]),
   UPB_TABVALUE_PTR_INIT(&fields[42]),
-  UPB_TABVALUE_PTR_INIT(&fields[93]),
+  UPB_TABVALUE_PTR_INIT(&fields[94]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[43]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[49]),
   UPB_TABVALUE_PTR_INIT(&fields[28]),
-  UPB_TABVALUE_PTR_INIT(&fields[80]),
+  UPB_TABVALUE_PTR_INIT(&fields[81]),
   UPB_TABVALUE_PTR_INIT(&fields[59]),
   UPB_TABVALUE_PTR_INIT(&fields[16]),
-  UPB_TABVALUE_PTR_INIT(&fields[91]),
+  UPB_TABVALUE_PTR_INIT(&fields[92]),
   UPB_TABVALUE_PTR_INIT(&fields[0]),
   UPB_TABVALUE_EMPTY_INIT,
   UPB_TABVALUE_PTR_INIT(&fields[58]),
@@ -7021,7 +7041,9 @@ static const upb_tabval arrays[186] = {
 };
 
 #ifdef UPB_DEBUG_REFS
-static upb_inttable reftables[266] = {
+static upb_inttable reftables[268] = {
+  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),
@@ -7565,6 +7587,34 @@ static size_t file_onpackage(void *closure, const void *hd, const char *buf,
   return n;
 }
 
+static void *file_startphpnamespace(void *closure, const void *hd,
+                                    size_t size_hint) {
+  upb_descreader *r = closure;
+  bool ok;
+  UPB_UNUSED(hd);
+  UPB_UNUSED(size_hint);
+
+  ok = upb_filedef_setphpnamespace(r->file, "", NULL);
+  UPB_ASSERT(ok);
+  return closure;
+}
+
+static size_t file_onphpnamespace(void *closure, const void *hd,
+                                  const char *buf, size_t n,
+                                  const upb_bufhandle *handle) {
+  upb_descreader *r = closure;
+  char *php_namespace;
+  bool ok;
+  UPB_UNUSED(hd);
+  UPB_UNUSED(handle);
+
+  php_namespace = upb_gstrndup(buf, n);
+  ok = upb_filedef_setphpnamespace(r->file, php_namespace, NULL);
+  upb_gfree(php_namespace);
+  UPB_ASSERT(ok);
+  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;
@@ -8109,6 +8159,10 @@ static void reghandlers(const void *closure, upb_handlers *h) {
   } else if (upbdefs_google_protobuf_FileOptions_is(m)) {
     upb_handlers_setstring(h, F(FileOptions, php_class_prefix),
                            &file_onphpprefix, NULL);
+    upb_handlers_setstartstr(h, F(FileOptions, php_namespace),
+                             &file_startphpnamespace, NULL);
+    upb_handlers_setstring(h, F(FileOptions, php_namespace),
+                           &file_onphpnamespace, NULL);
   }
 
   UPB_ASSERT(upb_ok(upb_handlers_status(h)));
@@ -11271,57 +11325,6 @@ done:
   return r;
 }
 
-/* Given an encoded varint v, returns an integer with a single bit set that
- * indicates the end of the varint.  Subtracting one from this value will
- * yield a mask that leaves only bits that are part of the varint.  Returns
- * 0 if the varint is unterminated. */
-static uint64_t upb_get_vstopbit(uint64_t v) {
-  uint64_t cbits = v | 0x7f7f7f7f7f7f7f7fULL;
-  return ~cbits & (cbits+1);
-}
-
-/* A branchless decoder.  Credit to Pascal Massimino for the bit-twiddling. */
-upb_decoderet upb_vdecode_max8_massimino(upb_decoderet r) {
-  uint64_t b;
-  uint64_t stop_bit;
-  upb_decoderet my_r;
-  memcpy(&b, r.p, sizeof(b));
-  stop_bit = upb_get_vstopbit(b);
-  b =  (b & 0x7f7f7f7f7f7f7f7fULL) & (stop_bit - 1);
-  b +=       b & 0x007f007f007f007fULL;
-  b +=  3 * (b & 0x0000ffff0000ffffULL);
-  b += 15 * (b & 0x00000000ffffffffULL);
-  if (stop_bit == 0) {
-    /* Error: unterminated varint. */
-    upb_decoderet err_r = {(void*)0, 0};
-    return err_r;
-  }
-  my_r = upb_decoderet_make(r.p + ((__builtin_ctzll(stop_bit) + 1) / 8),
-                            r.val | (b << 7));
-  return my_r;
-}
-
-/* A branchless decoder.  Credit to Daniel Wright for the bit-twiddling. */
-upb_decoderet upb_vdecode_max8_wright(upb_decoderet r) {
-  uint64_t b;
-  uint64_t stop_bit;
-  upb_decoderet my_r;
-  memcpy(&b, r.p, sizeof(b));
-  stop_bit = upb_get_vstopbit(b);
-  b &= (stop_bit - 1);
-  b = ((b & 0x7f007f007f007f00ULL) >> 1) | (b & 0x007f007f007f007fULL);
-  b = ((b & 0xffff0000ffff0000ULL) >> 2) | (b & 0x0000ffff0000ffffULL);
-  b = ((b & 0xffffffff00000000ULL) >> 4) | (b & 0x00000000ffffffffULL);
-  if (stop_bit == 0) {
-    /* Error: unterminated varint. */
-    upb_decoderet err_r = {(void*)0, 0};
-    return err_r;
-  }
-  my_r = upb_decoderet_make(r.p + ((__builtin_ctzll(stop_bit) + 1) / 8),
-                            r.val | (b << 14));
-  return my_r;
-}
-
 #line 1 "upb/json/parser.rl"
 /*
 ** upb::json::Parser (upb_json_parser)

php/ext/google/protobuf/upb.h

@@ -2973,10 +2973,16 @@ class upb::FileDef {
   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. */
+   * from this .proto. Default is empty. */
   const char* phpprefix() const;
   bool set_phpprefix(const char* phpprefix, Status* s);
 
+  /* Use this option to change the namespace of php generated classes. Default
+   * is empty. When this option is empty, the package name will be used for
+   * determining the namespace. */
+  const char* phpnamespace() const;
+  bool set_phpnamespace(const char* phpnamespace, Status* s);
+
   /* Syntax for the file.  Defaults to proto2. */
   upb_syntax_t syntax() const;
   void set_syntax(upb_syntax_t syntax);
@@ -3031,6 +3037,7 @@ 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);
+const char *upb_filedef_phpnamespace(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);
@@ -3042,6 +3049,8 @@ 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_setphpnamespace(upb_filedef *f, const char *phpnamespace,
+                                 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,
@@ -3806,6 +3815,12 @@ inline const char* FileDef::phpprefix() const {
 inline bool FileDef::set_phpprefix(const char* phpprefix, Status* s) {
   return upb_filedef_setphpprefix(this, phpprefix, s);
 }
+inline const char* FileDef::phpnamespace() const {
+  return upb_filedef_phpnamespace(this);
+}
+inline bool FileDef::set_phpnamespace(const char* phpnamespace, Status* s) {
+  return upb_filedef_setphpnamespace(this, phpnamespace, s);
+}
 inline int FileDef::def_count() const {
   return upb_filedef_defcount(this);
 }
@@ -4021,6 +4036,7 @@ struct upb_filedef {
   const char *name;
   const char *package;
   const char *phpprefix;
+  const char *phpnamespace;
   upb_syntax_t syntax;
 
   upb_inttable defs;
@@ -7228,6 +7244,7 @@ UPB_INLINE const upb_fielddef *upbdefs_google_protobuf_FileOptions_f_javanano_us
 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_php_namespace(const upb_msgdef *m) { UPB_ASSERT(upbdefs_google_protobuf_FileOptions_is(m)); return upb_msgdef_itof(m, 41); }
 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); }
@@ -8326,16 +8343,8 @@ UPB_INLINE upb_decoderet upb_decoderet_make(const char *p, uint64_t val) {
   return ret;
 }
 
-/* Four functions for decoding a varint of at most eight bytes.  They are all
- * functionally identical, but are implemented in different ways and likely have
- * different performance profiles.  We keep them around for performance testing.
- *
- * Note that these functions may not read byte-by-byte, so they must not be used
- * unless there are at least eight bytes left in the buffer! */
 upb_decoderet upb_vdecode_max8_branch32(upb_decoderet r);
 upb_decoderet upb_vdecode_max8_branch64(upb_decoderet r);
-upb_decoderet upb_vdecode_max8_wright(upb_decoderet r);
-upb_decoderet upb_vdecode_max8_massimino(upb_decoderet r);
 
 /* Template for a function that checks the first two bytes with branching
  * and dispatches 2-10 bytes with a separate function.  Note that this may read
@@ -8360,8 +8369,6 @@ UPB_INLINE upb_decoderet upb_vdecode_check2_ ## name(const char *_p) {         \
 
 UPB_VARINT_DECODER_CHECK2(branch32, upb_vdecode_max8_branch32)
 UPB_VARINT_DECODER_CHECK2(branch64, upb_vdecode_max8_branch64)
-UPB_VARINT_DECODER_CHECK2(wright, upb_vdecode_max8_wright)
-UPB_VARINT_DECODER_CHECK2(massimino, upb_vdecode_max8_massimino)
 #undef UPB_VARINT_DECODER_CHECK2
 
 /* Our canonical functions for decoding varints, based on the currently
@@ -8373,10 +8380,6 @@ UPB_INLINE upb_decoderet upb_vdecode_fast(const char *p) {
     return upb_vdecode_check2_branch32(p);
 }
 
-UPB_INLINE upb_decoderet upb_vdecode_max8_fast(upb_decoderet r) {
-  return upb_vdecode_max8_massimino(r);
-}
-
 
 /* Encoding *******************************************************************/
 

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

@@ -145,6 +145,7 @@ class Descriptor
             ->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)
+            ->optional('php_namespace', \Google\Protobuf\Internal\GPBType::STRING, 41)
             ->repeated('uninterpreted_option', \Google\Protobuf\Internal\GPBType::MESSAGE, 999, 'google.protobuf.internal.UninterpretedOption')
             ->finalizeToPool();
 

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

@@ -97,6 +97,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->name = $var;
         $this->has_name = true;
+
+        return $this;
     }
 
     public function hasName()
@@ -120,6 +122,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FieldDescriptorProto::class);
         $this->field = $arr;
         $this->has_field = true;
+
+        return $this;
     }
 
     public function hasField()
@@ -143,6 +147,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FieldDescriptorProto::class);
         $this->extension = $arr;
         $this->has_extension = true;
+
+        return $this;
     }
 
     public function hasExtension()
@@ -166,6 +172,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto::class);
         $this->nested_type = $arr;
         $this->has_nested_type = true;
+
+        return $this;
     }
 
     public function hasNestedType()
@@ -189,6 +197,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\EnumDescriptorProto::class);
         $this->enum_type = $arr;
         $this->has_enum_type = true;
+
+        return $this;
     }
 
     public function hasEnumType()
@@ -212,6 +222,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto_ExtensionRange::class);
         $this->extension_range = $arr;
         $this->has_extension_range = true;
+
+        return $this;
     }
 
     public function hasExtensionRange()
@@ -235,6 +247,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\OneofDescriptorProto::class);
         $this->oneof_decl = $arr;
         $this->has_oneof_decl = true;
+
+        return $this;
     }
 
     public function hasOneofDecl()
@@ -258,6 +272,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkMessage($var, \Google\Protobuf\Internal\MessageOptions::class);
         $this->options = $var;
         $this->has_options = true;
+
+        return $this;
     }
 
     public function hasOptions()
@@ -281,6 +297,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto_ReservedRange::class);
         $this->reserved_range = $arr;
         $this->has_reserved_range = true;
+
+        return $this;
     }
 
     public function hasReservedRange()
@@ -314,6 +332,8 @@ class DescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
         $this->reserved_name = $arr;
         $this->has_reserved_name = true;
+
+        return $this;
     }
 
     public function hasReservedName()

php/src/Google/Protobuf/Internal/DescriptorProto_ExtensionRange.php

@@ -48,6 +48,8 @@ class DescriptorProto_ExtensionRange extends \Google\Protobuf\Internal\Message
         GPBUtil::checkInt32($var);
         $this->start = $var;
         $this->has_start = true;
+
+        return $this;
     }
 
     public function hasStart()
@@ -71,6 +73,8 @@ class DescriptorProto_ExtensionRange extends \Google\Protobuf\Internal\Message
         GPBUtil::checkInt32($var);
         $this->end = $var;
         $this->has_end = true;
+
+        return $this;
     }
 
     public function hasEnd()

php/src/Google/Protobuf/Internal/DescriptorProto_ReservedRange.php

@@ -70,6 +70,8 @@ class DescriptorProto_ReservedRange extends \Google\Protobuf\Internal\Message
         GPBUtil::checkInt32($var);
         $this->start = $var;
         $this->has_start = true;
+
+        return $this;
     }
 
     public function hasStart()
@@ -101,6 +103,8 @@ class DescriptorProto_ReservedRange extends \Google\Protobuf\Internal\Message
         GPBUtil::checkInt32($var);
         $this->end = $var;
         $this->has_end = true;
+
+        return $this;
     }
 
     public function hasEnd()

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

@@ -57,6 +57,8 @@ class EnumDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->name = $var;
         $this->has_name = true;
+
+        return $this;
     }
 
     public function hasName()
@@ -80,6 +82,8 @@ class EnumDescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\EnumValueDescriptorProto::class);
         $this->value = $arr;
         $this->has_value = true;
+
+        return $this;
     }
 
     public function hasValue()
@@ -103,6 +107,8 @@ class EnumDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkMessage($var, \Google\Protobuf\Internal\EnumOptions::class);
         $this->options = $var;
         $this->has_options = true;
+
+        return $this;
     }
 
     public function hasOptions()

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

@@ -79,6 +79,8 @@ class EnumOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->allow_alias = $var;
         $this->has_allow_alias = true;
+
+        return $this;
     }
 
     public function hasAllowAlias()
@@ -116,6 +118,8 @@ class EnumOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->deprecated = $var;
         $this->has_deprecated = true;
+
+        return $this;
     }
 
     public function hasDeprecated()
@@ -147,6 +151,8 @@ class EnumOptions extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
         $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
+
+        return $this;
     }
 
     public function hasUninterpretedOption()

php/src/Google/Protobuf/Internal/EnumValueDescriptorProto.php

@@ -57,6 +57,8 @@ class EnumValueDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->name = $var;
         $this->has_name = true;
+
+        return $this;
     }
 
     public function hasName()
@@ -80,6 +82,8 @@ class EnumValueDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkInt32($var);
         $this->number = $var;
         $this->has_number = true;
+
+        return $this;
     }
 
     public function hasNumber()
@@ -103,6 +107,8 @@ class EnumValueDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkMessage($var, \Google\Protobuf\Internal\EnumValueOptions::class);
         $this->options = $var;
         $this->has_options = true;
+
+        return $this;
     }
 
     public function hasOptions()

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

@@ -73,6 +73,8 @@ class EnumValueOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->deprecated = $var;
         $this->has_deprecated = true;
+
+        return $this;
     }
 
     public function hasDeprecated()
@@ -104,6 +106,8 @@ class EnumValueOptions extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
         $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
+
+        return $this;
     }
 
     public function hasUninterpretedOption()

php/src/Google/Protobuf/Internal/FieldDescriptorProto.php

@@ -130,6 +130,8 @@ class FieldDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->name = $var;
         $this->has_name = true;
+
+        return $this;
     }
 
     public function hasName()
@@ -153,6 +155,8 @@ class FieldDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkInt32($var);
         $this->number = $var;
         $this->has_number = true;
+
+        return $this;
     }
 
     public function hasNumber()
@@ -176,6 +180,8 @@ class FieldDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkEnum($var, \Google\Protobuf\Internal\FieldDescriptorProto_Label::class);
         $this->label = $var;
         $this->has_label = true;
+
+        return $this;
     }
 
     public function hasLabel()
@@ -209,6 +215,8 @@ class FieldDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkEnum($var, \Google\Protobuf\Internal\FieldDescriptorProto_Type::class);
         $this->type = $var;
         $this->has_type = true;
+
+        return $this;
     }
 
     public function hasType()
@@ -248,6 +256,8 @@ class FieldDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->type_name = $var;
         $this->has_type_name = true;
+
+        return $this;
     }
 
     public function hasTypeName()
@@ -281,6 +291,8 @@ class FieldDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->extendee = $var;
         $this->has_extendee = true;
+
+        return $this;
     }
 
     public function hasExtendee()
@@ -320,6 +332,8 @@ class FieldDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->default_value = $var;
         $this->has_default_value = true;
+
+        return $this;
     }
 
     public function hasDefaultValue()
@@ -353,6 +367,8 @@ class FieldDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkInt32($var);
         $this->oneof_index = $var;
         $this->has_oneof_index = true;
+
+        return $this;
     }
 
     public function hasOneofIndex()
@@ -390,6 +406,8 @@ class FieldDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->json_name = $var;
         $this->has_json_name = true;
+
+        return $this;
     }
 
     public function hasJsonName()
@@ -413,6 +431,8 @@ class FieldDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkMessage($var, \Google\Protobuf\Internal\FieldOptions::class);
         $this->options = $var;
         $this->has_options = true;
+
+        return $this;
     }
 
     public function hasOptions()

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

@@ -156,6 +156,8 @@ class FieldOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkEnum($var, \Google\Protobuf\Internal\FieldOptions_CType::class);
         $this->ctype = $var;
         $this->has_ctype = true;
+
+        return $this;
     }
 
     public function hasCtype()
@@ -195,6 +197,8 @@ class FieldOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->packed = $var;
         $this->has_packed = true;
+
+        return $this;
     }
 
     public function hasPacked()
@@ -242,6 +246,8 @@ class FieldOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkEnum($var, \Google\Protobuf\Internal\FieldOptions_JSType::class);
         $this->jstype = $var;
         $this->has_jstype = true;
+
+        return $this;
     }
 
     public function hasJstype()
@@ -319,6 +325,8 @@ class FieldOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->lazy = $var;
         $this->has_lazy = true;
+
+        return $this;
     }
 
     public function hasLazy()
@@ -356,6 +364,8 @@ class FieldOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->deprecated = $var;
         $this->has_deprecated = true;
+
+        return $this;
     }
 
     public function hasDeprecated()
@@ -387,6 +397,8 @@ class FieldOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->weak = $var;
         $this->has_weak = true;
+
+        return $this;
     }
 
     public function hasWeak()
@@ -418,6 +430,8 @@ class FieldOptions extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
         $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
+
+        return $this;
     }
 
     public function hasUninterpretedOption()

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

@@ -147,6 +147,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->name = $var;
         $this->has_name = true;
+
+        return $this;
     }
 
     public function hasName()
@@ -178,6 +180,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->package = $var;
         $this->has_package = true;
+
+        return $this;
     }
 
     public function hasPackage()
@@ -209,6 +213,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
         $this->dependency = $arr;
         $this->has_dependency = true;
+
+        return $this;
     }
 
     public function hasDependency()
@@ -240,6 +246,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
         $this->public_dependency = $arr;
         $this->has_public_dependency = true;
+
+        return $this;
     }
 
     public function hasPublicDependency()
@@ -273,6 +281,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
         $this->weak_dependency = $arr;
         $this->has_weak_dependency = true;
+
+        return $this;
     }
 
     public function hasWeakDependency()
@@ -304,6 +314,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto::class);
         $this->message_type = $arr;
         $this->has_message_type = true;
+
+        return $this;
     }
 
     public function hasMessageType()
@@ -327,6 +339,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\EnumDescriptorProto::class);
         $this->enum_type = $arr;
         $this->has_enum_type = true;
+
+        return $this;
     }
 
     public function hasEnumType()
@@ -350,6 +364,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\ServiceDescriptorProto::class);
         $this->service = $arr;
         $this->has_service = true;
+
+        return $this;
     }
 
     public function hasService()
@@ -373,6 +389,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FieldDescriptorProto::class);
         $this->extension = $arr;
         $this->has_extension = true;
+
+        return $this;
     }
 
     public function hasExtension()
@@ -396,6 +414,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkMessage($var, \Google\Protobuf\Internal\FileOptions::class);
         $this->options = $var;
         $this->has_options = true;
+
+        return $this;
     }
 
     public function hasOptions()
@@ -433,6 +453,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkMessage($var, \Google\Protobuf\Internal\SourceCodeInfo::class);
         $this->source_code_info = $var;
         $this->has_source_code_info = true;
+
+        return $this;
     }
 
     public function hasSourceCodeInfo()
@@ -466,6 +488,8 @@ class FileDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->syntax = $var;
         $this->has_syntax = true;
+
+        return $this;
     }
 
     public function hasSyntax()

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

@@ -48,6 +48,8 @@ class FileDescriptorSet extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FileDescriptorProto::class);
         $this->file = $arr;
         $this->has_file = true;
+
+        return $this;
     }
 
     public function hasFile()

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

@@ -186,6 +186,17 @@ class FileOptions extends \Google\Protobuf\Internal\Message
      */
     private $php_class_prefix = '';
     private $has_php_class_prefix = false;
+    /**
+     * <pre>
+     * Use this option to change the namespace of php generated classes. Default
+     * is empty. When this option is empty, the package name will be used for
+     * determining the namespace.
+     * </pre>
+     *
+     * <code>optional string php_namespace = 41;</code>
+     */
+    private $php_namespace = '';
+    private $has_php_namespace = false;
     /**
      * <pre>
      * The parser stores options it doesn't recognize here. See above.
@@ -231,6 +242,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->java_package = $var;
         $this->has_java_package = true;
+
+        return $this;
     }
 
     public function hasJavaPackage()
@@ -270,6 +283,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->java_outer_classname = $var;
         $this->has_java_outer_classname = true;
+
+        return $this;
     }
 
     public function hasJavaOuterClassname()
@@ -311,6 +326,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->java_multiple_files = $var;
         $this->has_java_multiple_files = true;
+
+        return $this;
     }
 
     public function hasJavaMultipleFiles()
@@ -342,6 +359,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->java_generate_equals_and_hash = $var;
         $this->has_java_generate_equals_and_hash = true;
+
+        return $this;
     }
 
     public function hasJavaGenerateEqualsAndHash()
@@ -383,6 +402,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->java_string_check_utf8 = $var;
         $this->has_java_string_check_utf8 = true;
+
+        return $this;
     }
 
     public function hasJavaStringCheckUtf8()
@@ -406,6 +427,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkEnum($var, \Google\Protobuf\Internal\FileOptions_OptimizeMode::class);
         $this->optimize_for = $var;
         $this->has_optimize_for = true;
+
+        return $this;
     }
 
     public function hasOptimizeFor()
@@ -445,6 +468,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->go_package = $var;
         $this->has_go_package = true;
+
+        return $this;
     }
 
     public function hasGoPackage()
@@ -492,6 +517,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->cc_generic_services = $var;
         $this->has_cc_generic_services = true;
+
+        return $this;
     }
 
     public function hasCcGenericServices()
@@ -515,6 +542,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->java_generic_services = $var;
         $this->has_java_generic_services = true;
+
+        return $this;
     }
 
     public function hasJavaGenericServices()
@@ -538,6 +567,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->py_generic_services = $var;
         $this->has_py_generic_services = true;
+
+        return $this;
     }
 
     public function hasPyGenericServices()
@@ -575,6 +606,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->deprecated = $var;
         $this->has_deprecated = true;
+
+        return $this;
     }
 
     public function hasDeprecated()
@@ -608,6 +641,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->cc_enable_arenas = $var;
         $this->has_cc_enable_arenas = true;
+
+        return $this;
     }
 
     public function hasCcEnableArenas()
@@ -641,6 +676,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->objc_class_prefix = $var;
         $this->has_objc_class_prefix = true;
+
+        return $this;
     }
 
     public function hasObjcClassPrefix()
@@ -672,6 +709,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->csharp_namespace = $var;
         $this->has_csharp_namespace = true;
+
+        return $this;
     }
 
     public function hasCsharpNamespace()
@@ -709,6 +748,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->swift_prefix = $var;
         $this->has_swift_prefix = true;
+
+        return $this;
     }
 
     public function hasSwiftPrefix()
@@ -742,6 +783,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->php_class_prefix = $var;
         $this->has_php_class_prefix = true;
+
+        return $this;
     }
 
     public function hasPhpClassPrefix()
@@ -749,6 +792,43 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         return $this->has_php_class_prefix;
     }
 
+    /**
+     * <pre>
+     * Use this option to change the namespace of php generated classes. Default
+     * is empty. When this option is empty, the package name will be used for
+     * determining the namespace.
+     * </pre>
+     *
+     * <code>optional string php_namespace = 41;</code>
+     */
+    public function getPhpNamespace()
+    {
+        return $this->php_namespace;
+    }
+
+    /**
+     * <pre>
+     * Use this option to change the namespace of php generated classes. Default
+     * is empty. When this option is empty, the package name will be used for
+     * determining the namespace.
+     * </pre>
+     *
+     * <code>optional string php_namespace = 41;</code>
+     */
+    public function setPhpNamespace($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->php_namespace = $var;
+        $this->has_php_namespace = true;
+
+        return $this;
+    }
+
+    public function hasPhpNamespace()
+    {
+        return $this->has_php_namespace;
+    }
+
     /**
      * <pre>
      * The parser stores options it doesn't recognize here. See above.
@@ -773,6 +853,8 @@ class FileOptions extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
         $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
+
+        return $this;
     }
 
     public function hasUninterpretedOption()

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

@@ -64,6 +64,8 @@ class GeneratedCodeInfo extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\GeneratedCodeInfo_Annotation::class);
         $this->annotation = $arr;
         $this->has_annotation = true;
+
+        return $this;
     }
 
     public function hasAnnotation()

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

@@ -88,6 +88,8 @@ class GeneratedCodeInfo_Annotation extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
         $this->path = $arr;
         $this->has_path = true;
+
+        return $this;
     }
 
     public function hasPath()
@@ -119,6 +121,8 @@ class GeneratedCodeInfo_Annotation extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->source_file = $var;
         $this->has_source_file = true;
+
+        return $this;
     }
 
     public function hasSourceFile()
@@ -152,6 +156,8 @@ class GeneratedCodeInfo_Annotation extends \Google\Protobuf\Internal\Message
         GPBUtil::checkInt32($var);
         $this->begin = $var;
         $this->has_begin = true;
+
+        return $this;
     }
 
     public function hasBegin()
@@ -187,6 +193,8 @@ class GeneratedCodeInfo_Annotation extends \Google\Protobuf\Internal\Message
         GPBUtil::checkInt32($var);
         $this->end = $var;
         $this->has_end = true;
+
+        return $this;
     }
 
     public function hasEnd()

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

@@ -155,6 +155,8 @@ class MessageOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->message_set_wire_format = $var;
         $this->has_message_set_wire_format = true;
+
+        return $this;
     }
 
     public function hasMessageSetWireFormat()
@@ -190,6 +192,8 @@ class MessageOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->no_standard_descriptor_accessor = $var;
         $this->has_no_standard_descriptor_accessor = true;
+
+        return $this;
     }
 
     public function hasNoStandardDescriptorAccessor()
@@ -227,6 +231,8 @@ class MessageOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->deprecated = $var;
         $this->has_deprecated = true;
+
+        return $this;
     }
 
     public function hasDeprecated()
@@ -292,6 +298,8 @@ class MessageOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->map_entry = $var;
         $this->has_map_entry = true;
+
+        return $this;
     }
 
     public function hasMapEntry()
@@ -323,6 +331,8 @@ class MessageOptions extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
         $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
+
+        return $this;
     }
 
     public function hasUninterpretedOption()

php/src/Google/Protobuf/Internal/MethodDescriptorProto.php

@@ -85,6 +85,8 @@ class MethodDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->name = $var;
         $this->has_name = true;
+
+        return $this;
     }
 
     public function hasName()
@@ -118,6 +120,8 @@ class MethodDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->input_type = $var;
         $this->has_input_type = true;
+
+        return $this;
     }
 
     public function hasInputType()
@@ -141,6 +145,8 @@ class MethodDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->output_type = $var;
         $this->has_output_type = true;
+
+        return $this;
     }
 
     public function hasOutputType()
@@ -164,6 +170,8 @@ class MethodDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkMessage($var, \Google\Protobuf\Internal\MethodOptions::class);
         $this->options = $var;
         $this->has_options = true;
+
+        return $this;
     }
 
     public function hasOptions()
@@ -195,6 +203,8 @@ class MethodDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->client_streaming = $var;
         $this->has_client_streaming = true;
+
+        return $this;
     }
 
     public function hasClientStreaming()
@@ -226,6 +236,8 @@ class MethodDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->server_streaming = $var;
         $this->has_server_streaming = true;
+
+        return $this;
     }
 
     public function hasServerStreaming()

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

@@ -78,6 +78,8 @@ class MethodOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->deprecated = $var;
         $this->has_deprecated = true;
+
+        return $this;
     }
 
     public function hasDeprecated()
@@ -101,6 +103,8 @@ class MethodOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkEnum($var, \Google\Protobuf\Internal\MethodOptions_IdempotencyLevel::class);
         $this->idempotency_level = $var;
         $this->has_idempotency_level = true;
+
+        return $this;
     }
 
     public function hasIdempotencyLevel()
@@ -132,6 +136,8 @@ class MethodOptions extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
         $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
+
+        return $this;
     }
 
     public function hasUninterpretedOption()

php/src/Google/Protobuf/Internal/OneofDescriptorProto.php

@@ -52,6 +52,8 @@ class OneofDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->name = $var;
         $this->has_name = true;
+
+        return $this;
     }
 
     public function hasName()
@@ -75,6 +77,8 @@ class OneofDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkMessage($var, \Google\Protobuf\Internal\OneofOptions::class);
         $this->options = $var;
         $this->has_options = true;
+
+        return $this;
     }
 
     public function hasOptions()

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

@@ -55,6 +55,8 @@ class OneofOptions extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
         $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
+
+        return $this;
     }
 
     public function hasUninterpretedOption()

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

@@ -57,6 +57,8 @@ class ServiceDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->name = $var;
         $this->has_name = true;
+
+        return $this;
     }
 
     public function hasName()
@@ -80,6 +82,8 @@ class ServiceDescriptorProto extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\MethodDescriptorProto::class);
         $this->method = $arr;
         $this->has_method = true;
+
+        return $this;
     }
 
     public function hasMethod()
@@ -103,6 +107,8 @@ class ServiceDescriptorProto extends \Google\Protobuf\Internal\Message
         GPBUtil::checkMessage($var, \Google\Protobuf\Internal\ServiceOptions::class);
         $this->options = $var;
         $this->has_options = true;
+
+        return $this;
     }
 
     public function hasOptions()

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

@@ -73,6 +73,8 @@ class ServiceOptions extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->deprecated = $var;
         $this->has_deprecated = true;
+
+        return $this;
     }
 
     public function hasDeprecated()
@@ -104,6 +106,8 @@ class ServiceOptions extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption::class);
         $this->uninterpreted_option = $arr;
         $this->has_uninterpreted_option = true;
+
+        return $this;
     }
 
     public function hasUninterpretedOption()

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

@@ -180,6 +180,8 @@ class SourceCodeInfo extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\SourceCodeInfo_Location::class);
         $this->location = $arr;
         $this->has_location = true;
+
+        return $this;
     }
 
     public function hasLocation()

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

@@ -182,6 +182,8 @@ class SourceCodeInfo_Location extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
         $this->path = $arr;
         $this->has_path = true;
+
+        return $this;
     }
 
     public function hasPath()
@@ -221,6 +223,8 @@ class SourceCodeInfo_Location extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
         $this->span = $arr;
         $this->has_span = true;
+
+        return $this;
     }
 
     public function hasSpan()
@@ -322,6 +326,8 @@ class SourceCodeInfo_Location extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->leading_comments = $var;
         $this->has_leading_comments = true;
+
+        return $this;
     }
 
     public function hasLeadingComments()
@@ -345,6 +351,8 @@ class SourceCodeInfo_Location extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->trailing_comments = $var;
         $this->has_trailing_comments = true;
+
+        return $this;
     }
 
     public function hasTrailingComments()
@@ -368,6 +376,8 @@ class SourceCodeInfo_Location extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
         $this->leading_detached_comments = $arr;
         $this->has_leading_detached_comments = true;
+
+        return $this;
     }
 
     public function hasLeadingDetachedComments()

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

@@ -87,6 +87,8 @@ class UninterpretedOption extends \Google\Protobuf\Internal\Message
         $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\UninterpretedOption_NamePart::class);
         $this->name = $arr;
         $this->has_name = true;
+
+        return $this;
     }
 
     public function hasName()
@@ -120,6 +122,8 @@ class UninterpretedOption extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->identifier_value = $var;
         $this->has_identifier_value = true;
+
+        return $this;
     }
 
     public function hasIdentifierValue()
@@ -143,6 +147,8 @@ class UninterpretedOption extends \Google\Protobuf\Internal\Message
         GPBUtil::checkUint64($var);
         $this->positive_int_value = $var;
         $this->has_positive_int_value = true;
+
+        return $this;
     }
 
     public function hasPositiveIntValue()
@@ -166,6 +172,8 @@ class UninterpretedOption extends \Google\Protobuf\Internal\Message
         GPBUtil::checkInt64($var);
         $this->negative_int_value = $var;
         $this->has_negative_int_value = true;
+
+        return $this;
     }
 
     public function hasNegativeIntValue()
@@ -189,6 +197,8 @@ class UninterpretedOption extends \Google\Protobuf\Internal\Message
         GPBUtil::checkDouble($var);
         $this->double_value = $var;
         $this->has_double_value = true;
+
+        return $this;
     }
 
     public function hasDoubleValue()
@@ -212,6 +222,8 @@ class UninterpretedOption extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, False);
         $this->string_value = $var;
         $this->has_string_value = true;
+
+        return $this;
     }
 
     public function hasStringValue()
@@ -235,6 +247,8 @@ class UninterpretedOption extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->aggregate_value = $var;
         $this->has_aggregate_value = true;
+
+        return $this;
     }
 
     public function hasAggregateValue()

php/src/Google/Protobuf/Internal/UninterpretedOption_NamePart.php

@@ -56,6 +56,8 @@ class UninterpretedOption_NamePart extends \Google\Protobuf\Internal\Message
         GPBUtil::checkString($var, True);
         $this->name_part = $var;
         $this->has_name_part = true;
+
+        return $this;
     }
 
     public function hasNamePart()
@@ -79,6 +81,8 @@ class UninterpretedOption_NamePart extends \Google\Protobuf\Internal\Message
         GPBUtil::checkBool($var);
         $this->is_extension = $var;
         $this->has_is_extension = true;
+
+        return $this;
     }
 
     public function hasIsExtension()

php/src/Google/Protobuf/descriptor.php

@@ -282,6 +282,19 @@ function getFullClassName(
 
     $class_name_without_package =
         getClassNameWithoutPackage($message_name_without_package, $file_proto);
+
+    $option = $file_proto->getOptions();
+    if (!is_null($option) && $option->hasPhpNamespace()) {
+        $namespace = $option->getPhpNamespace();
+        if ($namespace !== "") {
+            $classname = $namespace . "\\" . $class_name_without_package;
+            return;
+        } else {
+            $classname = $class_name_without_package;
+            return;
+        }
+    }
+
     if ($package === "") {
         $classname = $class_name_without_package;
     } else {

php/tests/generated_class_test.php

@@ -9,9 +9,11 @@ use Google\Protobuf\Internal\RepeatedField;
 use Google\Protobuf\Internal\MapField;
 use Google\Protobuf\Internal\GPBType;
 use Foo\TestEnum;
+use Foo\TestIncludeNamespaceMessage;
 use Foo\TestIncludePrefixMessage;
 use Foo\TestMessage;
 use Foo\TestMessage_Sub;
+use Php\Test\TestNamespace;
 
 class GeneratedClassTest extends TestBase
 {
@@ -867,6 +869,25 @@ class GeneratedClassTest extends TestBase
         $this->assertSame(1, $m->getPrefixMessage()->getA());
     }
 
+    #########################################################
+    # Test message with given namespace.
+    #########################################################
+
+    public function testNamespaceMessage()
+    {
+        $m = new TestIncludeNamespaceMessage();
+
+        $n = new TestNamespace();
+        $n->setA(1);
+        $m->setNamespaceMessage($n);
+        $this->assertSame(1, $m->getNamespaceMessage()->getA());
+
+        $n = new TestEmptyNamespace();
+        $n->setA(1);
+        $m->setEmptyNamespaceMessage($n);
+        $this->assertSame(1, $m->getEmptyNamespaceMessage()->getA());
+    }
+
     #########################################################
     # Test prefix for reserved words.
     #########################################################

php/tests/memory_leak_test.php

@@ -7,10 +7,12 @@ require_once('generated/NoNamespaceMessage.php');
 require_once('generated/NoNamespaceMessage_NestedEnum.php');
 require_once('generated/PrefixEmpty.php');
 require_once('generated/PrefixTestPrefix.php');
+require_once('generated/TestEmptyNamespace.php');
 require_once('generated/Bar/TestInclude.php');
 require_once('generated/Foo/PBARRAY.php');
 require_once('generated/Foo/PBEmpty.php');
 require_once('generated/Foo/TestEnum.php');
+require_once('generated/Foo/TestIncludeNamespaceMessage.php');
 require_once('generated/Foo/TestIncludePrefixMessage.php');
 require_once('generated/Foo/TestMessage.php');
 require_once('generated/Foo/TestMessage_Empty.php');
@@ -20,9 +22,12 @@ require_once('generated/Foo/TestPackedMessage.php');
 require_once('generated/Foo/TestPhpDoc.php');
 require_once('generated/Foo/TestUnpackedMessage.php');
 require_once('generated/GPBMetadata/Proto/Test.php');
+require_once('generated/GPBMetadata/Proto/TestEmptyPhpNamespace.php');
 require_once('generated/GPBMetadata/Proto/TestInclude.php');
 require_once('generated/GPBMetadata/Proto/TestNoNamespace.php');
+require_once('generated/GPBMetadata/Proto/TestPhpNamespace.php');
 require_once('generated/GPBMetadata/Proto/TestPrefix.php');
+require_once('generated/Php/Test/TestNamespace.php');
 require_once('test_util.php');
 
 use Google\Protobuf\Internal\RepeatedField;

php/tests/proto/test.proto

@@ -2,6 +2,8 @@ syntax = "proto3";
 
 import 'proto/test_include.proto';
 import 'proto/test_no_namespace.proto';
+import 'proto/test_php_namespace.proto';
+import 'proto/test_empty_php_namespace.proto';
 import 'proto/test_prefix.proto';
 
 package foo;
@@ -174,3 +176,8 @@ message TestPhpDoc {
 message TestIncludePrefixMessage {
   TestPrefix prefix_message = 1;
 }
+
+message TestIncludeNamespaceMessage {
+  TestNamespace namespace_message = 1;
+  TestEmptyNamespace empty_namespace_message = 2;
+}

php/tests/proto/test_empty_php_namespace.proto

@@ -0,0 +1,8 @@
+syntax = "proto3";
+
+package foo;
+option php_namespace = "";
+
+message TestEmptyNamespace {
+  int32 a = 1;
+}

php/tests/proto/test_php_namespace.proto

@@ -0,0 +1,8 @@
+syntax = "proto3";
+
+package foo;
+option php_namespace = "Php\\Test";
+
+message TestNamespace {
+  int32 a = 1;
+}

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

@@ -145,6 +145,15 @@ std::string FullClassName(const DescriptorType* desc, bool is_descriptor) {
   }
   classname = ClassNamePrefix(classname, desc) + classname;
 
+  if (desc->file()->options().has_php_namespace()) {
+    const string& php_namespace = desc->file()->options().php_namespace();
+    if (php_namespace != "") {
+      return php_namespace + '\\' + classname;
+    } else {
+      return classname;
+    }
+  }
+
   if (desc->file()->package() == "") {
     return classname;
   } else {
@@ -822,7 +831,14 @@ void GenerateEnumFile(const FileDescriptor* file, const EnumDescriptor* en,
   std::string fullname = FilenameToClassname(filename);
   int lastindex = fullname.find_last_of("\\");
 
-  if (!file->package().empty()) {
+  if (file->options().has_php_namespace()) {
+    const string& php_namespace = file->options().php_namespace();
+    if (!php_namespace.empty()) {
+      printer.Print(
+          "namespace ^name^;\n\n",
+          "name", php_namespace);
+    }
+  } else if (!file->package().empty()) {
     printer.Print(
         "namespace ^name^;\n\n",
         "name", fullname.substr(0, lastindex));
@@ -874,7 +890,14 @@ void GenerateMessageFile(const FileDescriptor* file, const Descriptor* message,
   std::string fullname = FilenameToClassname(filename);
   int lastindex = fullname.find_last_of("\\");
 
-  if (!file->package().empty()) {
+  if (file->options().has_php_namespace()) {
+    const string& php_namespace = file->options().php_namespace();
+    if (!php_namespace.empty()) {
+      printer.Print(
+          "namespace ^name^;\n\n",
+          "name", php_namespace);
+    }
+  } else if (!file->package().empty()) {
     printer.Print(
         "namespace ^name^;\n\n",
         "name", fullname.substr(0, lastindex));

src/google/protobuf/descriptor.pb.cc

@@ -303,23 +303,25 @@ const ::google::protobuf::uint32 TableStruct::offsets[] = {
   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, php_namespace_),
   GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(FileOptions, uninterpreted_option_),
   0,
   1,
-  7,
   8,
   9,
-  15,
-  2,
   10,
+  16,
+  2,
   11,
   12,
   13,
   14,
+  15,
   3,
   4,
   5,
   6,
+  7,
   ~0u,
   GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(MessageOptions, _has_bits_),
   GOOGLE_PROTOBUF_GENERATED_MESSAGE_FIELD_OFFSET(MessageOptions, _internal_metadata_),
@@ -486,20 +488,20 @@ static const ::google::protobuf::internal::MigrationSchema schemas[] = {
   { 124, 132, sizeof(EnumValueDescriptorProto)},
   { 135, 143, sizeof(ServiceDescriptorProto)},
   { 146, 157, sizeof(MethodDescriptorProto)},
-  { 163, 185, sizeof(FileOptions)},
-  { 202, 212, sizeof(MessageOptions)},
-  { 217, 229, sizeof(FieldOptions)},
-  { 236, 242, sizeof(OneofOptions)},
-  { 243, 251, sizeof(EnumOptions)},
-  { 254, 261, sizeof(EnumValueOptions)},
-  { 263, 270, sizeof(ServiceOptions)},
-  { 272, 280, sizeof(MethodOptions)},
-  { 283, 290, sizeof(UninterpretedOption_NamePart)},
-  { 292, 304, sizeof(UninterpretedOption)},
-  { 311, 321, sizeof(SourceCodeInfo_Location)},
-  { 326, 332, sizeof(SourceCodeInfo)},
-  { 333, 342, sizeof(GeneratedCodeInfo_Annotation)},
-  { 346, 352, sizeof(GeneratedCodeInfo)},
+  { 163, 186, sizeof(FileOptions)},
+  { 204, 214, sizeof(MessageOptions)},
+  { 219, 231, sizeof(FieldOptions)},
+  { 238, 244, sizeof(OneofOptions)},
+  { 245, 253, sizeof(EnumOptions)},
+  { 256, 263, sizeof(EnumValueOptions)},
+  { 265, 272, sizeof(ServiceOptions)},
+  { 274, 282, sizeof(MethodOptions)},
+  { 285, 292, sizeof(UninterpretedOption_NamePart)},
+  { 294, 306, sizeof(UninterpretedOption)},
+  { 313, 323, sizeof(SourceCodeInfo_Location)},
+  { 328, 334, sizeof(SourceCodeInfo)},
+  { 335, 344, sizeof(GeneratedCodeInfo_Annotation)},
+  { 348, 354, sizeof(GeneratedCodeInfo)},
 };
 
 static ::google::protobuf::Message const * const file_default_instances[] = {
@@ -727,7 +729,7 @@ 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\"\264\005\n\013FileOptions\022\024\n\014java_p"
+      "g\030\006 \001(\010:\005false\"\313\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"
@@ -741,70 +743,71 @@ void AddDescriptorsImpl() {
       "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\022\030\n\020php_class_prefix\030( "
-      "\001(\t\022C\n\024uninterpreted_option\030\347\007 \003(\0132$.goo"
-      "gle.protobuf.UninterpretedOption\":\n\014Opti"
-      "mizeMode\022\t\n\005SPEED\020\001\022\r\n\tCODE_SIZE\020\002\022\020\n\014LI"
-      "TE_RUNTIME\020\003*\t\010\350\007\020\200\200\200\200\002J\004\010&\020\'\"\362\001\n\016Messag"
-      "eOptions\022&\n\027message_set_wire_format\030\001 \001("
-      "\010:\005false\022.\n\037no_standard_descriptor_acces"
-      "sor\030\002 \001(\010:\005false\022\031\n\ndeprecated\030\003 \001(\010:\005fa"
-      "lse\022\021\n\tmap_entry\030\007 \001(\010\022C\n\024uninterpreted_"
-      "option\030\347\007 \003(\0132$.google.protobuf.Uninterp"
-      "retedOption*\t\010\350\007\020\200\200\200\200\002J\004\010\010\020\tJ\004\010\t\020\n\"\236\003\n\014F"
-      "ieldOptions\022:\n\005ctype\030\001 \001(\0162#.google.prot"
-      "obuf.FieldOptions.CType:\006STRING\022\016\n\006packe"
-      "d\030\002 \001(\010\022\?\n\006jstype\030\006 \001(\0162$.google.protobu"
-      "f.FieldOptions.JSType:\tJS_NORMAL\022\023\n\004lazy"
-      "\030\005 \001(\010:\005false\022\031\n\ndeprecated\030\003 \001(\010:\005false"
-      "\022\023\n\004weak\030\n \001(\010:\005false\022C\n\024uninterpreted_o"
-      "ption\030\347\007 \003(\0132$.google.protobuf.Uninterpr"
-      "etedOption\"/\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_NORM"
-      "AL\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\024uninterpr"
-      "eted_option\030\347\007 \003(\0132$.google.protobuf.Uni"
-      "nterpretedOption*\t\010\350\007\020\200\200\200\200\002\"\223\001\n\013EnumOpti"
-      "ons\022\023\n\013allow_alias\030\002 \001(\010\022\031\n\ndeprecated\030\003"
-      " \001(\010:\005false\022C\n\024uninterpreted_option\030\347\007 \003"
-      "(\0132$.google.protobuf.UninterpretedOption"
-      "*\t\010\350\007\020\200\200\200\200\002J\004\010\005\020\006\"}\n\020EnumValueOptions\022\031\n"
-      "\ndeprecated\030\001 \001(\010:\005false\022C\n\024uninterprete"
-      "d_option\030\347\007 \003(\0132$.google.protobuf.Uninte"
-      "rpretedOption*\t\010\350\007\020\200\200\200\200\002\"{\n\016ServiceOptio"
-      "ns\022\031\n\ndeprecated\030! \001(\010:\005false\022C\n\024uninter"
-      "preted_option\030\347\007 \003(\0132$.google.protobuf.U"
-      "ninterpretedOption*\t\010\350\007\020\200\200\200\200\002\"\255\002\n\rMethod"
-      "Options\022\031\n\ndeprecated\030! \001(\010:\005false\022_\n\021id"
-      "empotency_level\030\" \001(\0162/.google.protobuf."
-      "MethodOptions.IdempotencyLevel:\023IDEMPOTE"
-      "NCY_UNKNOWN\022C\n\024uninterpreted_option\030\347\007 \003"
-      "(\0132$.google.protobuf.UninterpretedOption"
-      "\"P\n\020IdempotencyLevel\022\027\n\023IDEMPOTENCY_UNKN"
-      "OWN\020\000\022\023\n\017NO_SIDE_EFFECTS\020\001\022\016\n\nIDEMPOTENT"
-      "\020\002*\t\010\350\007\020\200\200\200\200\002\"\236\002\n\023UninterpretedOption\022;\n"
-      "\004name\030\002 \003(\0132-.google.protobuf.Uninterpre"
-      "tedOption.NamePart\022\030\n\020identifier_value\030\003"
-      " \001(\t\022\032\n\022positive_int_value\030\004 \001(\004\022\032\n\022nega"
-      "tive_int_value\030\005 \001(\003\022\024\n\014double_value\030\006 \001"
-      "(\001\022\024\n\014string_value\030\007 \001(\014\022\027\n\017aggregate_va"
-      "lue\030\010 \001(\t\0323\n\010NamePart\022\021\n\tname_part\030\001 \002(\t"
-      "\022\024\n\014is_extension\030\002 \002(\010\"\325\001\n\016SourceCodeInf"
-      "o\022:\n\010location\030\001 \003(\0132(.google.protobuf.So"
-      "urceCodeInfo.Location\032\206\001\n\010Location\022\020\n\004pa"
-      "th\030\001 \003(\005B\002\020\001\022\020\n\004span\030\002 \003(\005B\002\020\001\022\030\n\020leadin"
-      "g_comments\030\003 \001(\t\022\031\n\021trailing_comments\030\004 "
-      "\001(\t\022!\n\031leading_detached_comments\030\006 \003(\t\"\247"
-      "\001\n\021GeneratedCodeInfo\022A\n\nannotation\030\001 \003(\013"
-      "2-.google.protobuf.GeneratedCodeInfo.Ann"
-      "otation\032O\n\nAnnotation\022\020\n\004path\030\001 \003(\005B\002\020\001\022"
-      "\023\n\013source_file\030\002 \001(\t\022\r\n\005begin\030\003 \001(\005\022\013\n\003e"
-      "nd\030\004 \001(\005B\214\001\n\023com.google.protobufB\020Descri"
-      "ptorProtosH\001Z>github.com/golang/protobuf"
-      "/protoc-gen-go/descriptor;descriptor\242\002\003G"
-      "PB\252\002\032Google.Protobuf.Reflection"
+      "\001(\t\022\025\n\rphp_namespace\030) \001(\t\022C\n\024uninterpre"
+      "ted_option\030\347\007 \003(\0132$.google.protobuf.Unin"
+      "terpretedOption\":\n\014OptimizeMode\022\t\n\005SPEED"
+      "\020\001\022\r\n\tCODE_SIZE\020\002\022\020\n\014LITE_RUNTIME\020\003*\t\010\350\007"
+      "\020\200\200\200\200\002J\004\010&\020\'\"\362\001\n\016MessageOptions\022&\n\027messa"
+      "ge_set_wire_format\030\001 \001(\010:\005false\022.\n\037no_st"
+      "andard_descriptor_accessor\030\002 \001(\010:\005false\022"
+      "\031\n\ndeprecated\030\003 \001(\010:\005false\022\021\n\tmap_entry\030"
+      "\007 \001(\010\022C\n\024uninterpreted_option\030\347\007 \003(\0132$.g"
+      "oogle.protobuf.UninterpretedOption*\t\010\350\007\020"
+      "\200\200\200\200\002J\004\010\010\020\tJ\004\010\t\020\n\"\236\003\n\014FieldOptions\022:\n\005ct"
+      "ype\030\001 \001(\0162#.google.protobuf.FieldOptions"
+      ".CType:\006STRING\022\016\n\006packed\030\002 \001(\010\022\?\n\006jstype"
+      "\030\006 \001(\0162$.google.protobuf.FieldOptions.JS"
+      "Type:\tJS_NORMAL\022\023\n\004lazy\030\005 \001(\010:\005false\022\031\n\n"
+      "deprecated\030\003 \001(\010:\005false\022\023\n\004weak\030\n \001(\010:\005f"
+      "alse\022C\n\024uninterpreted_option\030\347\007 \003(\0132$.go"
+      "ogle.protobuf.UninterpretedOption\"/\n\005CTy"
+      "pe\022\n\n\006STRING\020\000\022\010\n\004CORD\020\001\022\020\n\014STRING_PIECE"
+      "\020\002\"5\n\006JSType\022\r\n\tJS_NORMAL\020\000\022\r\n\tJS_STRING"
+      "\020\001\022\r\n\tJS_NUMBER\020\002*\t\010\350\007\020\200\200\200\200\002J\004\010\004\020\005\"^\n\014On"
+      "eofOptions\022C\n\024uninterpreted_option\030\347\007 \003("
+      "\0132$.google.protobuf.UninterpretedOption*"
+      "\t\010\350\007\020\200\200\200\200\002\"\223\001\n\013EnumOptions\022\023\n\013allow_alia"
+      "s\030\002 \001(\010\022\031\n\ndeprecated\030\003 \001(\010:\005false\022C\n\024un"
+      "interpreted_option\030\347\007 \003(\0132$.google.proto"
+      "buf.UninterpretedOption*\t\010\350\007\020\200\200\200\200\002J\004\010\005\020\006"
+      "\"}\n\020EnumValueOptions\022\031\n\ndeprecated\030\001 \001(\010"
+      ":\005false\022C\n\024uninterpreted_option\030\347\007 \003(\0132$"
+      ".google.protobuf.UninterpretedOption*\t\010\350"
+      "\007\020\200\200\200\200\002\"{\n\016ServiceOptions\022\031\n\ndeprecated\030"
+      "! \001(\010:\005false\022C\n\024uninterpreted_option\030\347\007 "
+      "\003(\0132$.google.protobuf.UninterpretedOptio"
+      "n*\t\010\350\007\020\200\200\200\200\002\"\255\002\n\rMethodOptions\022\031\n\ndeprec"
+      "ated\030! \001(\010:\005false\022_\n\021idempotency_level\030\""
+      " \001(\0162/.google.protobuf.MethodOptions.Ide"
+      "mpotencyLevel:\023IDEMPOTENCY_UNKNOWN\022C\n\024un"
+      "interpreted_option\030\347\007 \003(\0132$.google.proto"
+      "buf.UninterpretedOption\"P\n\020IdempotencyLe"
+      "vel\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-.goo"
+      "gle.protobuf.UninterpretedOption.NamePar"
+      "t\022\030\n\020identifier_value\030\003 \001(\t\022\032\n\022positive_"
+      "int_value\030\004 \001(\004\022\032\n\022negative_int_value\030\005 "
+      "\001(\003\022\024\n\014double_value\030\006 \001(\001\022\024\n\014string_valu"
+      "e\030\007 \001(\014\022\027\n\017aggregate_value\030\010 \001(\t\0323\n\010Name"
+      "Part\022\021\n\tname_part\030\001 \002(\t\022\024\n\014is_extension\030"
+      "\002 \002(\010\"\325\001\n\016SourceCodeInfo\022:\n\010location\030\001 \003"
+      "(\0132(.google.protobuf.SourceCodeInfo.Loca"
+      "tion\032\206\001\n\010Location\022\020\n\004path\030\001 \003(\005B\002\020\001\022\020\n\004s"
+      "pan\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\031leading_de"
+      "tached_comments\030\006 \003(\t\"\247\001\n\021GeneratedCodeI"
+      "nfo\022A\n\nannotation\030\001 \003(\0132-.google.protobu"
+      "f.GeneratedCodeInfo.Annotation\032O\n\nAnnota"
+      "tion\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\020DescriptorProtosH\001Z>git"
+      "hub.com/golang/protobuf/protoc-gen-go/de"
+      "scriptor;descriptor\242\002\003GPB\252\002\032Google.Proto"
+      "buf.Reflection"
   };
   ::google::protobuf::DescriptorPool::InternalAddGeneratedFile(
-      descriptor, 5591);
+      descriptor, 5614);
   ::google::protobuf::MessageFactory::InternalRegisterGeneratedFile(
     "google/protobuf/descriptor.proto", &protobuf_RegisterTypes);
   ::google::protobuf::internal::OnShutdown(&TableStruct::Shutdown);
@@ -8255,6 +8258,7 @@ const int FileOptions::kObjcClassPrefixFieldNumber;
 const int FileOptions::kCsharpNamespaceFieldNumber;
 const int FileOptions::kSwiftPrefixFieldNumber;
 const int FileOptions::kPhpClassPrefixFieldNumber;
+const int FileOptions::kPhpNamespaceFieldNumber;
 const int FileOptions::kUninterpretedOptionFieldNumber;
 #endif  // !defined(_MSC_VER) || _MSC_VER >= 1900
 
@@ -8302,6 +8306,10 @@ FileOptions::FileOptions(const FileOptions& from)
   if (from.has_php_class_prefix()) {
     php_class_prefix_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.php_class_prefix_);
   }
+  php_namespace_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  if (from.has_php_namespace()) {
+    php_namespace_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.php_namespace_);
+  }
   ::memcpy(&java_multiple_files_, &from.java_multiple_files_,
     reinterpret_cast<char*>(&optimize_for_) -
     reinterpret_cast<char*>(&java_multiple_files_) + sizeof(optimize_for_));
@@ -8317,6 +8325,7 @@ void FileOptions::SharedCtor() {
   csharp_namespace_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
   swift_prefix_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
   php_class_prefix_.UnsafeSetDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  php_namespace_.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;
@@ -8335,6 +8344,7 @@ void FileOptions::SharedDtor() {
   csharp_namespace_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
   swift_prefix_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
   php_class_prefix_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  php_namespace_.DestroyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
 }
 
 void FileOptions::SetCachedSize(int size) const {
@@ -8364,7 +8374,7 @@ void FileOptions::Clear() {
 // @@protoc_insertion_point(message_clear_start:google.protobuf.FileOptions)
   _extensions_.Clear();
   uninterpreted_option_.Clear();
-  if (_has_bits_[0 / 32] & 127u) {
+  if (_has_bits_[0 / 32] & 255u) {
     if (has_java_package()) {
       GOOGLE_DCHECK(!java_package_.IsDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited()));
       (*java_package_.UnsafeRawStringPointer())->clear();
@@ -8393,13 +8403,16 @@ void FileOptions::Clear() {
       GOOGLE_DCHECK(!php_class_prefix_.IsDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited()));
       (*php_class_prefix_.UnsafeRawStringPointer())->clear();
     }
+    if (has_php_namespace()) {
+      GOOGLE_DCHECK(!php_namespace_.IsDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited()));
+      (*php_namespace_.UnsafeRawStringPointer())->clear();
+    }
   }
-  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;
+    ::memset(&java_multiple_files_, 0, reinterpret_cast<char*>(&cc_enable_arenas_) -
+      reinterpret_cast<char*>(&java_multiple_files_) + sizeof(cc_enable_arenas_));
   }
+  optimize_for_ = 1;
   _has_bits_.Clear();
   _internal_metadata_.Clear();
 }
@@ -8657,6 +8670,22 @@ bool FileOptions::MergePartialFromCodedStream(
         break;
       }
 
+      // optional string php_namespace = 41;
+      case 41: {
+        if (static_cast< ::google::protobuf::uint8>(tag) ==
+            static_cast< ::google::protobuf::uint8>(330u)) {
+          DO_(::google::protobuf::internal::WireFormatLite::ReadString(
+                input, this->mutable_php_namespace()));
+          ::google::protobuf::internal::WireFormat::VerifyUTF8StringNamedField(
+            this->php_namespace().data(), this->php_namespace().length(),
+            ::google::protobuf::internal::WireFormat::PARSE,
+            "google.protobuf.FileOptions.php_namespace");
+        } else {
+          goto handle_unusual;
+        }
+        break;
+      }
+
       // repeated .google.protobuf.UninterpretedOption uninterpreted_option = 999;
       case 999: {
         if (static_cast< ::google::protobuf::uint8>(tag) ==
@@ -8724,13 +8753,13 @@ void FileOptions::SerializeWithCachedSizes(
   }
 
   // optional .google.protobuf.FileOptions.OptimizeMode optimize_for = 9 [default = SPEED];
-  if (cached_has_bits & 0x00008000u) {
+  if (cached_has_bits & 0x00010000u) {
     ::google::protobuf::internal::WireFormatLite::WriteEnum(
       9, this->optimize_for(), output);
   }
 
   // optional bool java_multiple_files = 10 [default = false];
-  if (cached_has_bits & 0x00000080u) {
+  if (cached_has_bits & 0x00000100u) {
     ::google::protobuf::internal::WireFormatLite::WriteBool(10, this->java_multiple_files(), output);
   }
 
@@ -8745,37 +8774,37 @@ void FileOptions::SerializeWithCachedSizes(
   }
 
   // optional bool cc_generic_services = 16 [default = false];
-  if (cached_has_bits & 0x00000400u) {
+  if (cached_has_bits & 0x00000800u) {
     ::google::protobuf::internal::WireFormatLite::WriteBool(16, this->cc_generic_services(), output);
   }
 
   // optional bool java_generic_services = 17 [default = false];
-  if (cached_has_bits & 0x00000800u) {
+  if (cached_has_bits & 0x00001000u) {
     ::google::protobuf::internal::WireFormatLite::WriteBool(17, this->java_generic_services(), output);
   }
 
   // optional bool py_generic_services = 18 [default = false];
-  if (cached_has_bits & 0x00001000u) {
+  if (cached_has_bits & 0x00002000u) {
     ::google::protobuf::internal::WireFormatLite::WriteBool(18, this->py_generic_services(), output);
   }
 
   // optional bool java_generate_equals_and_hash = 20 [deprecated = true];
-  if (cached_has_bits & 0x00000100u) {
+  if (cached_has_bits & 0x00000200u) {
     ::google::protobuf::internal::WireFormatLite::WriteBool(20, this->java_generate_equals_and_hash(), output);
   }
 
   // optional bool deprecated = 23 [default = false];
-  if (cached_has_bits & 0x00002000u) {
+  if (cached_has_bits & 0x00004000u) {
     ::google::protobuf::internal::WireFormatLite::WriteBool(23, this->deprecated(), output);
   }
 
   // optional bool java_string_check_utf8 = 27 [default = false];
-  if (cached_has_bits & 0x00000200u) {
+  if (cached_has_bits & 0x00000400u) {
     ::google::protobuf::internal::WireFormatLite::WriteBool(27, this->java_string_check_utf8(), output);
   }
 
   // optional bool cc_enable_arenas = 31 [default = false];
-  if (cached_has_bits & 0x00004000u) {
+  if (cached_has_bits & 0x00008000u) {
     ::google::protobuf::internal::WireFormatLite::WriteBool(31, this->cc_enable_arenas(), output);
   }
 
@@ -8819,6 +8848,16 @@ void FileOptions::SerializeWithCachedSizes(
       40, this->php_class_prefix(), output);
   }
 
+  // optional string php_namespace = 41;
+  if (cached_has_bits & 0x00000080u) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8StringNamedField(
+      this->php_namespace().data(), this->php_namespace().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE,
+      "google.protobuf.FileOptions.php_namespace");
+    ::google::protobuf::internal::WireFormatLite::WriteStringMaybeAliased(
+      41, this->php_namespace(), 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(
@@ -8866,13 +8905,13 @@ void FileOptions::SerializeWithCachedSizes(
   }
 
   // optional .google.protobuf.FileOptions.OptimizeMode optimize_for = 9 [default = SPEED];
-  if (cached_has_bits & 0x00008000u) {
+  if (cached_has_bits & 0x00010000u) {
     target = ::google::protobuf::internal::WireFormatLite::WriteEnumToArray(
       9, this->optimize_for(), target);
   }
 
   // optional bool java_multiple_files = 10 [default = false];
-  if (cached_has_bits & 0x00000080u) {
+  if (cached_has_bits & 0x00000100u) {
     target = ::google::protobuf::internal::WireFormatLite::WriteBoolToArray(10, this->java_multiple_files(), target);
   }
 
@@ -8888,37 +8927,37 @@ void FileOptions::SerializeWithCachedSizes(
   }
 
   // optional bool cc_generic_services = 16 [default = false];
-  if (cached_has_bits & 0x00000400u) {
+  if (cached_has_bits & 0x00000800u) {
     target = ::google::protobuf::internal::WireFormatLite::WriteBoolToArray(16, this->cc_generic_services(), target);
   }
 
   // optional bool java_generic_services = 17 [default = false];
-  if (cached_has_bits & 0x00000800u) {
+  if (cached_has_bits & 0x00001000u) {
     target = ::google::protobuf::internal::WireFormatLite::WriteBoolToArray(17, this->java_generic_services(), target);
   }
 
   // optional bool py_generic_services = 18 [default = false];
-  if (cached_has_bits & 0x00001000u) {
+  if (cached_has_bits & 0x00002000u) {
     target = ::google::protobuf::internal::WireFormatLite::WriteBoolToArray(18, this->py_generic_services(), target);
   }
 
   // optional bool java_generate_equals_and_hash = 20 [deprecated = true];
-  if (cached_has_bits & 0x00000100u) {
+  if (cached_has_bits & 0x00000200u) {
     target = ::google::protobuf::internal::WireFormatLite::WriteBoolToArray(20, this->java_generate_equals_and_hash(), target);
   }
 
   // optional bool deprecated = 23 [default = false];
-  if (cached_has_bits & 0x00002000u) {
+  if (cached_has_bits & 0x00004000u) {
     target = ::google::protobuf::internal::WireFormatLite::WriteBoolToArray(23, this->deprecated(), target);
   }
 
   // optional bool java_string_check_utf8 = 27 [default = false];
-  if (cached_has_bits & 0x00000200u) {
+  if (cached_has_bits & 0x00000400u) {
     target = ::google::protobuf::internal::WireFormatLite::WriteBoolToArray(27, this->java_string_check_utf8(), target);
   }
 
   // optional bool cc_enable_arenas = 31 [default = false];
-  if (cached_has_bits & 0x00004000u) {
+  if (cached_has_bits & 0x00008000u) {
     target = ::google::protobuf::internal::WireFormatLite::WriteBoolToArray(31, this->cc_enable_arenas(), target);
   }
 
@@ -8966,6 +9005,17 @@ void FileOptions::SerializeWithCachedSizes(
         40, this->php_class_prefix(), target);
   }
 
+  // optional string php_namespace = 41;
+  if (cached_has_bits & 0x00000080u) {
+    ::google::protobuf::internal::WireFormat::VerifyUTF8StringNamedField(
+      this->php_namespace().data(), this->php_namespace().length(),
+      ::google::protobuf::internal::WireFormat::SERIALIZE,
+      "google.protobuf.FileOptions.php_namespace");
+    target =
+      ::google::protobuf::internal::WireFormatLite::WriteStringToArray(
+        41, this->php_namespace(), 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::
@@ -9057,13 +9107,20 @@ size_t FileOptions::ByteSizeLong() const {
           this->php_class_prefix());
     }
 
+    // optional string php_namespace = 41;
+    if (has_php_namespace()) {
+      total_size += 2 +
+        ::google::protobuf::internal::WireFormatLite::StringSize(
+          this->php_namespace());
+    }
+
+  }
+  if (_has_bits_[8 / 32] & 65280u) {
     // 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;
@@ -9099,13 +9156,13 @@ size_t FileOptions::ByteSizeLong() const {
       total_size += 2 + 1;
     }
 
-    // optional .google.protobuf.FileOptions.OptimizeMode optimize_for = 9 [default = SPEED];
-    if (has_optimize_for()) {
-      total_size += 1 +
-        ::google::protobuf::internal::WireFormatLite::EnumSize(this->optimize_for());
-    }
-
   }
+  // optional .google.protobuf.FileOptions.OptimizeMode optimize_for = 9 [default = SPEED];
+  if (has_optimize_for()) {
+    total_size += 1 +
+      ::google::protobuf::internal::WireFormatLite::EnumSize(this->optimize_for());
+  }
+
   int cached_size = ::google::protobuf::internal::ToCachedSize(total_size);
   GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();
   _cached_size_ = cached_size;
@@ -9168,37 +9225,40 @@ void FileOptions::MergeFrom(const FileOptions& from) {
       php_class_prefix_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.php_class_prefix_);
     }
     if (cached_has_bits & 0x00000080u) {
-      java_multiple_files_ = from.java_multiple_files_;
+      set_has_php_namespace();
+      php_namespace_.AssignWithDefault(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), from.php_namespace_);
     }
-    _has_bits_[0] |= cached_has_bits;
   }
   if (cached_has_bits & 65280u) {
     if (cached_has_bits & 0x00000100u) {
-      java_generate_equals_and_hash_ = from.java_generate_equals_and_hash_;
+      java_multiple_files_ = from.java_multiple_files_;
     }
     if (cached_has_bits & 0x00000200u) {
-      java_string_check_utf8_ = from.java_string_check_utf8_;
+      java_generate_equals_and_hash_ = from.java_generate_equals_and_hash_;
     }
     if (cached_has_bits & 0x00000400u) {
-      cc_generic_services_ = from.cc_generic_services_;
+      java_string_check_utf8_ = from.java_string_check_utf8_;
     }
     if (cached_has_bits & 0x00000800u) {
-      java_generic_services_ = from.java_generic_services_;
+      cc_generic_services_ = from.cc_generic_services_;
     }
     if (cached_has_bits & 0x00001000u) {
-      py_generic_services_ = from.py_generic_services_;
+      java_generic_services_ = from.java_generic_services_;
     }
     if (cached_has_bits & 0x00002000u) {
-      deprecated_ = from.deprecated_;
+      py_generic_services_ = from.py_generic_services_;
     }
     if (cached_has_bits & 0x00004000u) {
-      cc_enable_arenas_ = from.cc_enable_arenas_;
+      deprecated_ = from.deprecated_;
     }
     if (cached_has_bits & 0x00008000u) {
-      optimize_for_ = from.optimize_for_;
+      cc_enable_arenas_ = from.cc_enable_arenas_;
     }
     _has_bits_[0] |= cached_has_bits;
   }
+  if (cached_has_bits & 0x00010000u) {
+    set_optimize_for(from.optimize_for());
+  }
 }
 
 void FileOptions::CopyFrom(const ::google::protobuf::Message& from) {
@@ -9237,6 +9297,7 @@ void FileOptions::InternalSwap(FileOptions* other) {
   csharp_namespace_.Swap(&other->csharp_namespace_);
   swift_prefix_.Swap(&other->swift_prefix_);
   php_class_prefix_.Swap(&other->php_class_prefix_);
+  php_namespace_.Swap(&other->php_namespace_);
   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_);
@@ -9388,13 +9449,13 @@ 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] & 0x00000080u) != 0;
+  return (_has_bits_[0] & 0x00000100u) != 0;
 }
 void FileOptions::set_has_java_multiple_files() {
-  _has_bits_[0] |= 0x00000080u;
+  _has_bits_[0] |= 0x00000100u;
 }
 void FileOptions::clear_has_java_multiple_files() {
-  _has_bits_[0] &= ~0x00000080u;
+  _has_bits_[0] &= ~0x00000100u;
 }
 void FileOptions::clear_java_multiple_files() {
   java_multiple_files_ = false;
@@ -9412,13 +9473,13 @@ 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] & 0x00000100u) != 0;
+  return (_has_bits_[0] & 0x00000200u) != 0;
 }
 void FileOptions::set_has_java_generate_equals_and_hash() {
-  _has_bits_[0] |= 0x00000100u;
+  _has_bits_[0] |= 0x00000200u;
 }
 void FileOptions::clear_has_java_generate_equals_and_hash() {
-  _has_bits_[0] &= ~0x00000100u;
+  _has_bits_[0] &= ~0x00000200u;
 }
 void FileOptions::clear_java_generate_equals_and_hash() {
   java_generate_equals_and_hash_ = false;
@@ -9436,13 +9497,13 @@ 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] & 0x00000200u) != 0;
+  return (_has_bits_[0] & 0x00000400u) != 0;
 }
 void FileOptions::set_has_java_string_check_utf8() {
-  _has_bits_[0] |= 0x00000200u;
+  _has_bits_[0] |= 0x00000400u;
 }
 void FileOptions::clear_has_java_string_check_utf8() {
-  _has_bits_[0] &= ~0x00000200u;
+  _has_bits_[0] &= ~0x00000400u;
 }
 void FileOptions::clear_java_string_check_utf8() {
   java_string_check_utf8_ = false;
@@ -9460,13 +9521,13 @@ 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] & 0x00008000u) != 0;
+  return (_has_bits_[0] & 0x00010000u) != 0;
 }
 void FileOptions::set_has_optimize_for() {
-  _has_bits_[0] |= 0x00008000u;
+  _has_bits_[0] |= 0x00010000u;
 }
 void FileOptions::clear_has_optimize_for() {
-  _has_bits_[0] &= ~0x00008000u;
+  _has_bits_[0] &= ~0x00010000u;
 }
 void FileOptions::clear_optimize_for() {
   optimize_for_ = 1;
@@ -9548,13 +9609,13 @@ 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] & 0x00000400u) != 0;
+  return (_has_bits_[0] & 0x00000800u) != 0;
 }
 void FileOptions::set_has_cc_generic_services() {
-  _has_bits_[0] |= 0x00000400u;
+  _has_bits_[0] |= 0x00000800u;
 }
 void FileOptions::clear_has_cc_generic_services() {
-  _has_bits_[0] &= ~0x00000400u;
+  _has_bits_[0] &= ~0x00000800u;
 }
 void FileOptions::clear_cc_generic_services() {
   cc_generic_services_ = false;
@@ -9572,13 +9633,13 @@ 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] & 0x00000800u) != 0;
+  return (_has_bits_[0] & 0x00001000u) != 0;
 }
 void FileOptions::set_has_java_generic_services() {
-  _has_bits_[0] |= 0x00000800u;
+  _has_bits_[0] |= 0x00001000u;
 }
 void FileOptions::clear_has_java_generic_services() {
-  _has_bits_[0] &= ~0x00000800u;
+  _has_bits_[0] &= ~0x00001000u;
 }
 void FileOptions::clear_java_generic_services() {
   java_generic_services_ = false;
@@ -9596,13 +9657,13 @@ 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] & 0x00001000u) != 0;
+  return (_has_bits_[0] & 0x00002000u) != 0;
 }
 void FileOptions::set_has_py_generic_services() {
-  _has_bits_[0] |= 0x00001000u;
+  _has_bits_[0] |= 0x00002000u;
 }
 void FileOptions::clear_has_py_generic_services() {
-  _has_bits_[0] &= ~0x00001000u;
+  _has_bits_[0] &= ~0x00002000u;
 }
 void FileOptions::clear_py_generic_services() {
   py_generic_services_ = false;
@@ -9620,13 +9681,13 @@ void FileOptions::set_py_generic_services(bool value) {
 
 // optional bool deprecated = 23 [default = false];
 bool FileOptions::has_deprecated() const {
-  return (_has_bits_[0] & 0x00002000u) != 0;
+  return (_has_bits_[0] & 0x00004000u) != 0;
 }
 void FileOptions::set_has_deprecated() {
-  _has_bits_[0] |= 0x00002000u;
+  _has_bits_[0] |= 0x00004000u;
 }
 void FileOptions::clear_has_deprecated() {
-  _has_bits_[0] &= ~0x00002000u;
+  _has_bits_[0] &= ~0x00004000u;
 }
 void FileOptions::clear_deprecated() {
   deprecated_ = false;
@@ -9644,13 +9705,13 @@ 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] & 0x00004000u) != 0;
+  return (_has_bits_[0] & 0x00008000u) != 0;
 }
 void FileOptions::set_has_cc_enable_arenas() {
-  _has_bits_[0] |= 0x00004000u;
+  _has_bits_[0] |= 0x00008000u;
 }
 void FileOptions::clear_has_cc_enable_arenas() {
-  _has_bits_[0] &= ~0x00004000u;
+  _has_bits_[0] &= ~0x00008000u;
 }
 void FileOptions::clear_cc_enable_arenas() {
   cc_enable_arenas_ = false;
@@ -9918,6 +9979,69 @@ void FileOptions::set_allocated_php_class_prefix(::std::string* php_class_prefix
   // @@protoc_insertion_point(field_set_allocated:google.protobuf.FileOptions.php_class_prefix)
 }
 
+// optional string php_namespace = 41;
+bool FileOptions::has_php_namespace() const {
+  return (_has_bits_[0] & 0x00000080u) != 0;
+}
+void FileOptions::set_has_php_namespace() {
+  _has_bits_[0] |= 0x00000080u;
+}
+void FileOptions::clear_has_php_namespace() {
+  _has_bits_[0] &= ~0x00000080u;
+}
+void FileOptions::clear_php_namespace() {
+  php_namespace_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  clear_has_php_namespace();
+}
+const ::std::string& FileOptions::php_namespace() const {
+  // @@protoc_insertion_point(field_get:google.protobuf.FileOptions.php_namespace)
+  return php_namespace_.GetNoArena();
+}
+void FileOptions::set_php_namespace(const ::std::string& value) {
+  set_has_php_namespace();
+  php_namespace_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
+  // @@protoc_insertion_point(field_set:google.protobuf.FileOptions.php_namespace)
+}
+#if LANG_CXX11
+void FileOptions::set_php_namespace(::std::string&& value) {
+  set_has_php_namespace();
+  php_namespace_.SetNoArena(
+    &::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
+  // @@protoc_insertion_point(field_set_rvalue:google.protobuf.FileOptions.php_namespace)
+}
+#endif
+void FileOptions::set_php_namespace(const char* value) {
+  GOOGLE_DCHECK(value != NULL);
+  set_has_php_namespace();
+  php_namespace_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
+  // @@protoc_insertion_point(field_set_char:google.protobuf.FileOptions.php_namespace)
+}
+void FileOptions::set_php_namespace(const char* value, size_t size) {
+  set_has_php_namespace();
+  php_namespace_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
+      ::std::string(reinterpret_cast<const char*>(value), size));
+  // @@protoc_insertion_point(field_set_pointer:google.protobuf.FileOptions.php_namespace)
+}
+::std::string* FileOptions::mutable_php_namespace() {
+  set_has_php_namespace();
+  // @@protoc_insertion_point(field_mutable:google.protobuf.FileOptions.php_namespace)
+  return php_namespace_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+}
+::std::string* FileOptions::release_php_namespace() {
+  // @@protoc_insertion_point(field_release:google.protobuf.FileOptions.php_namespace)
+  clear_has_php_namespace();
+  return php_namespace_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+}
+void FileOptions::set_allocated_php_namespace(::std::string* php_namespace) {
+  if (php_namespace != NULL) {
+    set_has_php_namespace();
+  } else {
+    clear_has_php_namespace();
+  }
+  php_namespace_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), php_namespace);
+  // @@protoc_insertion_point(field_set_allocated:google.protobuf.FileOptions.php_namespace)
+}
+
 // repeated .google.protobuf.UninterpretedOption uninterpreted_option = 999;
 int FileOptions::uninterpreted_option_size() const {
   return uninterpreted_option_.size();

src/google/protobuf/descriptor.pb.h

@@ -2233,6 +2233,21 @@ class LIBPROTOBUF_EXPORT FileOptions : public ::google::protobuf::Message /* @@p
   ::std::string* release_php_class_prefix();
   void set_allocated_php_class_prefix(::std::string* php_class_prefix);
 
+  // optional string php_namespace = 41;
+  bool has_php_namespace() const;
+  void clear_php_namespace();
+  static const int kPhpNamespaceFieldNumber = 41;
+  const ::std::string& php_namespace() const;
+  void set_php_namespace(const ::std::string& value);
+  #if LANG_CXX11
+  void set_php_namespace(::std::string&& value);
+  #endif
+  void set_php_namespace(const char* value);
+  void set_php_namespace(const char* value, size_t size);
+  ::std::string* mutable_php_namespace();
+  ::std::string* release_php_namespace();
+  void set_allocated_php_namespace(::std::string* php_namespace);
+
   // optional bool java_multiple_files = 10 [default = false];
   bool has_java_multiple_files() const;
   void clear_java_multiple_files();
@@ -2331,6 +2346,8 @@ class LIBPROTOBUF_EXPORT FileOptions : public ::google::protobuf::Message /* @@p
   void clear_has_swift_prefix();
   void set_has_php_class_prefix();
   void clear_has_php_class_prefix();
+  void set_has_php_namespace();
+  void clear_has_php_namespace();
 
   ::google::protobuf::internal::ExtensionSet _extensions_;
 
@@ -2345,6 +2362,7 @@ class LIBPROTOBUF_EXPORT FileOptions : public ::google::protobuf::Message /* @@p
   ::google::protobuf::internal::ArenaStringPtr csharp_namespace_;
   ::google::protobuf::internal::ArenaStringPtr swift_prefix_;
   ::google::protobuf::internal::ArenaStringPtr php_class_prefix_;
+  ::google::protobuf::internal::ArenaStringPtr php_namespace_;
   bool java_multiple_files_;
   bool java_generate_equals_and_hash_;
   bool java_string_check_utf8_;
@@ -6554,13 +6572,13 @@ 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] & 0x00000080u) != 0;
+  return (_has_bits_[0] & 0x00000100u) != 0;
 }
 inline void FileOptions::set_has_java_multiple_files() {
-  _has_bits_[0] |= 0x00000080u;
+  _has_bits_[0] |= 0x00000100u;
 }
 inline void FileOptions::clear_has_java_multiple_files() {
-  _has_bits_[0] &= ~0x00000080u;
+  _has_bits_[0] &= ~0x00000100u;
 }
 inline void FileOptions::clear_java_multiple_files() {
   java_multiple_files_ = false;
@@ -6578,13 +6596,13 @@ 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] & 0x00000100u) != 0;
+  return (_has_bits_[0] & 0x00000200u) != 0;
 }
 inline void FileOptions::set_has_java_generate_equals_and_hash() {
-  _has_bits_[0] |= 0x00000100u;
+  _has_bits_[0] |= 0x00000200u;
 }
 inline void FileOptions::clear_has_java_generate_equals_and_hash() {
-  _has_bits_[0] &= ~0x00000100u;
+  _has_bits_[0] &= ~0x00000200u;
 }
 inline void FileOptions::clear_java_generate_equals_and_hash() {
   java_generate_equals_and_hash_ = false;
@@ -6602,13 +6620,13 @@ 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] & 0x00000200u) != 0;
+  return (_has_bits_[0] & 0x00000400u) != 0;
 }
 inline void FileOptions::set_has_java_string_check_utf8() {
-  _has_bits_[0] |= 0x00000200u;
+  _has_bits_[0] |= 0x00000400u;
 }
 inline void FileOptions::clear_has_java_string_check_utf8() {
-  _has_bits_[0] &= ~0x00000200u;
+  _has_bits_[0] &= ~0x00000400u;
 }
 inline void FileOptions::clear_java_string_check_utf8() {
   java_string_check_utf8_ = false;
@@ -6626,13 +6644,13 @@ 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] & 0x00008000u) != 0;
+  return (_has_bits_[0] & 0x00010000u) != 0;
 }
 inline void FileOptions::set_has_optimize_for() {
-  _has_bits_[0] |= 0x00008000u;
+  _has_bits_[0] |= 0x00010000u;
 }
 inline void FileOptions::clear_has_optimize_for() {
-  _has_bits_[0] &= ~0x00008000u;
+  _has_bits_[0] &= ~0x00010000u;
 }
 inline void FileOptions::clear_optimize_for() {
   optimize_for_ = 1;
@@ -6714,13 +6732,13 @@ 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] & 0x00000400u) != 0;
+  return (_has_bits_[0] & 0x00000800u) != 0;
 }
 inline void FileOptions::set_has_cc_generic_services() {
-  _has_bits_[0] |= 0x00000400u;
+  _has_bits_[0] |= 0x00000800u;
 }
 inline void FileOptions::clear_has_cc_generic_services() {
-  _has_bits_[0] &= ~0x00000400u;
+  _has_bits_[0] &= ~0x00000800u;
 }
 inline void FileOptions::clear_cc_generic_services() {
   cc_generic_services_ = false;
@@ -6738,13 +6756,13 @@ 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] & 0x00000800u) != 0;
+  return (_has_bits_[0] & 0x00001000u) != 0;
 }
 inline void FileOptions::set_has_java_generic_services() {
-  _has_bits_[0] |= 0x00000800u;
+  _has_bits_[0] |= 0x00001000u;
 }
 inline void FileOptions::clear_has_java_generic_services() {
-  _has_bits_[0] &= ~0x00000800u;
+  _has_bits_[0] &= ~0x00001000u;
 }
 inline void FileOptions::clear_java_generic_services() {
   java_generic_services_ = false;
@@ -6762,13 +6780,13 @@ 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] & 0x00001000u) != 0;
+  return (_has_bits_[0] & 0x00002000u) != 0;
 }
 inline void FileOptions::set_has_py_generic_services() {
-  _has_bits_[0] |= 0x00001000u;
+  _has_bits_[0] |= 0x00002000u;
 }
 inline void FileOptions::clear_has_py_generic_services() {
-  _has_bits_[0] &= ~0x00001000u;
+  _has_bits_[0] &= ~0x00002000u;
 }
 inline void FileOptions::clear_py_generic_services() {
   py_generic_services_ = false;
@@ -6786,13 +6804,13 @@ 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] & 0x00002000u) != 0;
+  return (_has_bits_[0] & 0x00004000u) != 0;
 }
 inline void FileOptions::set_has_deprecated() {
-  _has_bits_[0] |= 0x00002000u;
+  _has_bits_[0] |= 0x00004000u;
 }
 inline void FileOptions::clear_has_deprecated() {
-  _has_bits_[0] &= ~0x00002000u;
+  _has_bits_[0] &= ~0x00004000u;
 }
 inline void FileOptions::clear_deprecated() {
   deprecated_ = false;
@@ -6810,13 +6828,13 @@ 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] & 0x00004000u) != 0;
+  return (_has_bits_[0] & 0x00008000u) != 0;
 }
 inline void FileOptions::set_has_cc_enable_arenas() {
-  _has_bits_[0] |= 0x00004000u;
+  _has_bits_[0] |= 0x00008000u;
 }
 inline void FileOptions::clear_has_cc_enable_arenas() {
-  _has_bits_[0] &= ~0x00004000u;
+  _has_bits_[0] &= ~0x00008000u;
 }
 inline void FileOptions::clear_cc_enable_arenas() {
   cc_enable_arenas_ = false;
@@ -7084,6 +7102,69 @@ inline void FileOptions::set_allocated_php_class_prefix(::std::string* php_class
   // @@protoc_insertion_point(field_set_allocated:google.protobuf.FileOptions.php_class_prefix)
 }
 
+// optional string php_namespace = 41;
+inline bool FileOptions::has_php_namespace() const {
+  return (_has_bits_[0] & 0x00000080u) != 0;
+}
+inline void FileOptions::set_has_php_namespace() {
+  _has_bits_[0] |= 0x00000080u;
+}
+inline void FileOptions::clear_has_php_namespace() {
+  _has_bits_[0] &= ~0x00000080u;
+}
+inline void FileOptions::clear_php_namespace() {
+  php_namespace_.ClearToEmptyNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  clear_has_php_namespace();
+}
+inline const ::std::string& FileOptions::php_namespace() const {
+  // @@protoc_insertion_point(field_get:google.protobuf.FileOptions.php_namespace)
+  return php_namespace_.GetNoArena();
+}
+inline void FileOptions::set_php_namespace(const ::std::string& value) {
+  set_has_php_namespace();
+  php_namespace_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), value);
+  // @@protoc_insertion_point(field_set:google.protobuf.FileOptions.php_namespace)
+}
+#if LANG_CXX11
+inline void FileOptions::set_php_namespace(::std::string&& value) {
+  set_has_php_namespace();
+  php_namespace_.SetNoArena(
+    &::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
+  // @@protoc_insertion_point(field_set_rvalue:google.protobuf.FileOptions.php_namespace)
+}
+#endif
+inline void FileOptions::set_php_namespace(const char* value) {
+  GOOGLE_DCHECK(value != NULL);
+  set_has_php_namespace();
+  php_namespace_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
+  // @@protoc_insertion_point(field_set_char:google.protobuf.FileOptions.php_namespace)
+}
+inline void FileOptions::set_php_namespace(const char* value, size_t size) {
+  set_has_php_namespace();
+  php_namespace_.SetNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(),
+      ::std::string(reinterpret_cast<const char*>(value), size));
+  // @@protoc_insertion_point(field_set_pointer:google.protobuf.FileOptions.php_namespace)
+}
+inline ::std::string* FileOptions::mutable_php_namespace() {
+  set_has_php_namespace();
+  // @@protoc_insertion_point(field_mutable:google.protobuf.FileOptions.php_namespace)
+  return php_namespace_.MutableNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+}
+inline ::std::string* FileOptions::release_php_namespace() {
+  // @@protoc_insertion_point(field_release:google.protobuf.FileOptions.php_namespace)
+  clear_has_php_namespace();
+  return php_namespace_.ReleaseNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+}
+inline void FileOptions::set_allocated_php_namespace(::std::string* php_namespace) {
+  if (php_namespace != NULL) {
+    set_has_php_namespace();
+  } else {
+    clear_has_php_namespace();
+  }
+  php_namespace_.SetAllocatedNoArena(&::google::protobuf::internal::GetEmptyStringAlreadyInited(), php_namespace);
+  // @@protoc_insertion_point(field_set_allocated:google.protobuf.FileOptions.php_namespace)
+}
+
 // repeated .google.protobuf.UninterpretedOption uninterpreted_option = 999;
 inline int FileOptions::uninterpreted_option_size() const {
   return uninterpreted_option_.size();

src/google/protobuf/descriptor.proto

@@ -380,6 +380,11 @@ message FileOptions {
   // from this .proto. Default is empty.
   optional string php_class_prefix = 40;
 
+  // Use this option to change the namespace of php generated classes. Default
+  // is empty. When this option is empty, the package name will be used for
+  // determining the namespace.
+  optional string php_namespace = 41;
+
   // The parser stores options it doesn't recognize here. See above.
   repeated UninterpretedOption uninterpreted_option = 999;
 

tests.sh

@@ -346,7 +346,7 @@ 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 proto/test_prefix.proto
+  ../../src/protoc --php_out=generated proto/test.proto proto/test_include.proto proto/test_no_namespace.proto proto/test_prefix.proto proto/test_php_namespace.proto proto/test_empty_php_namespace.proto
   pushd ../../src
   ./protoc --php_out=../php/tests/generated google/protobuf/empty.proto
   ./protoc --php_out=../php/tests/generated -I../php/tests -I. ../php/tests/proto/test_import_descriptor_proto.proto