15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Protocol Buffers - Google's data interchange format 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright 2008 Google Inc. All rights reserved. 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// http://code.google.com/p/protobuf/ 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Redistribution and use in source and binary forms, with or without 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// modification, are permitted provided that the following conditions are 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// met: 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Redistributions of source code must retain the above copyright 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// notice, this list of conditions and the following disclaimer. 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Redistributions in binary form must reproduce the above 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// copyright notice, this list of conditions and the following disclaimer 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// in the documentation and/or other materials provided with the 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// distribution. 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Neither the name of Google Inc. nor the names of its 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// contributors may be used to endorse or promote products derived from 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// this software without specific prior written permission. 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Author: kenton@google.com (Kenton Varda) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Based on original Protocol Buffers design by 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Sanjay Ghemawat, Jeff Dean, and others. 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This header is logically internal, but is made public because it is used 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// from protocol-compiler-generated code, which may reside in other components. 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef GOOGLE_PROTOBUF_EXTENSION_SET_H__ 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define GOOGLE_PROTOBUF_EXTENSION_SET_H__ 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <vector> 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <map> 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <utility> 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string> 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/stubs/common.h> 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace google { 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace protobuf { 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class Descriptor; // descriptor.h 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class FieldDescriptor; // descriptor.h 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class DescriptorPool; // descriptor.h 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class MessageLite; // message_lite.h 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class Message; // message.h 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class MessageFactory; // message.h 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class UnknownFieldSet; // unknown_field_set.h 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) namespace io { 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class CodedInputStream; // coded_stream.h 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class CodedOutputStream; // coded_stream.h 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) namespace internal { 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class FieldSkipper; // wire_format_lite.h 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class RepeatedPtrFieldBase; // repeated_field.h 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename Element> class RepeatedField; // repeated_field.h 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename Element> class RepeatedPtrField; // repeated_field.h 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace protobuf { 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace internal { 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Used to store values of type WireFormatLite::FieldType without having to 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// #include wire_format_lite.h. Also, ensures that we use only one byte to 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// store these values, which is important to keep the layout of 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ExtensionSet::Extension small. 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef uint8 FieldType; 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A function which, given an integer value, returns true if the number 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// matches one of the defined values for the corresponding enum type. This 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// is used with RegisterEnumExtension, below. 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef bool EnumValidityFunc(int number); 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Version of the above which takes an argument. This is needed to deal with 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// extensions that are not compiled in. 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef bool EnumValidityFuncWithArg(const void* arg, int number); 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Information about a registered extension. 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)struct ExtensionInfo { 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline ExtensionInfo() {} 92ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch inline ExtensionInfo(FieldType type_param, bool isrepeated, bool ispacked) 93ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch : type(type_param), is_repeated(isrepeated), is_packed(ispacked), 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) descriptor(NULL) {} 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FieldType type; 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_repeated; 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_packed; 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) struct EnumValidityCheck { 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EnumValidityFuncWithArg* func; 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const void* arg; 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) union { 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EnumValidityCheck enum_validity_check; 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MessageLite* message_prototype; 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The descriptor for this extension, if one exists and is known. May be 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // NULL. Must not be NULL if the descriptor for the extension does not 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // live in the same pool as the descriptor for the containing type. 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const FieldDescriptor* descriptor; 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Abstract interface for an object which looks up extension definitions. Used 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// when parsing. 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class LIBPROTOBUF_EXPORT ExtensionFinder { 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~ExtensionFinder(); 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Find the extension with the given containing type and number. 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool Find(int number, ExtensionInfo* output) = 0; 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Implementation of ExtensionFinder which finds extensions defined in .proto 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// files which have been compiled into the binary. 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class LIBPROTOBUF_EXPORT GeneratedExtensionFinder : public ExtensionFinder { 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GeneratedExtensionFinder(const MessageLite* containing_type) 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : containing_type_(containing_type) {} 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~GeneratedExtensionFinder() {} 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns true and fills in *output if found, otherwise returns false. 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool Find(int number, ExtensionInfo* output); 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MessageLite* containing_type_; 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Note: extension_set_heavy.cc defines DescriptorPoolExtensionFinder for 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// finding extensions from a DescriptorPool. 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This is an internal helper class intended for use within the protocol buffer 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// library and generated classes. Clients should not use it directly. Instead, 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// use the generated accessors such as GetExtension() of the class being 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// extended. 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This class manages extensions for a protocol message object. The 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// message's HasExtension(), GetExtension(), MutableExtension(), and 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ClearExtension() methods are just thin wrappers around the embedded 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ExtensionSet. When parsing, if a tag number is encountered which is 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// inside one of the message type's extension ranges, the tag is passed 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// off to the ExtensionSet for parsing. Etc. 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class LIBPROTOBUF_EXPORT ExtensionSet { 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionSet(); 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ~ExtensionSet(); 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // These are called at startup by protocol-compiler-generated code to 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // register known extensions. The registrations are used by ParseField() 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // to look up extensions for parsed field numbers. Note that dynamic parsing 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // does not use ParseField(); only protocol-compiler-generated parsing 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // methods do. 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static void RegisterExtension(const MessageLite* containing_type, 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, FieldType type, 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_repeated, bool is_packed); 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static void RegisterEnumExtension(const MessageLite* containing_type, 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, FieldType type, 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_repeated, bool is_packed, 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EnumValidityFunc* is_valid); 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static void RegisterMessageExtension(const MessageLite* containing_type, 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, FieldType type, 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_repeated, bool is_packed, 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MessageLite* prototype); 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ================================================================= 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Add all fields which are currently present to the given vector. This 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // is useful to implement Reflection::ListFields(). 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AppendToList(const Descriptor* containing_type, 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const DescriptorPool* pool, 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) vector<const FieldDescriptor*>* output) const; 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ================================================================= 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Accessors 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Generated message classes include type-safe templated wrappers around 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // these methods. Generally you should use those rather than call these 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // directly, unless you are doing low-level memory management. 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // When calling any of these accessors, the extension number requested 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // MUST exist in the DescriptorPool provided to the constructor. Otheriwse, 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the method will fail an assert. Normally, though, you would not call 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // these directly; you would either call the generated accessors of your 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // message class (e.g. GetExtension()) or you would call the accessors 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // of the reflection interface. In both cases, it is impossible to 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // trigger this assert failure: the generated accessors only accept 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // linked-in extension types as parameters, while the Reflection interface 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // requires you to provide the FieldDescriptor describing the extension. 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // When calling any of these accessors, a protocol-compiler-generated 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // implementation of the extension corresponding to the number MUST 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // be linked in, and the FieldDescriptor used to refer to it MUST be 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the one generated by that linked-in code. Otherwise, the method will 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // die on an assert failure. The message objects returned by the message 2075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // accessors are guaranteed to be of the correct linked-in type. 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // These methods pretty much match Reflection except that: 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // - They're not virtual. 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // - They identify fields by number rather than FieldDescriptors. 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // - They identify enum values using integers rather than descriptors. 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // - Strings provide Mutable() in addition to Set() accessors. 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool Has(int number) const; 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int ExtensionSize(int number) const; // Size of a repeated extension. 217ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch int NumExtensions() const; // The number of extensions 2185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FieldType ExtensionType(int number) const; 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void ClearExtension(int number); 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // singular fields ------------------------------------------------- 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int32 GetInt32 (int number, int32 default_value) const; 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int64 GetInt64 (int number, int64 default_value) const; 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint32 GetUInt32(int number, uint32 default_value) const; 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint64 GetUInt64(int number, uint64 default_value) const; 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) float GetFloat (int number, float default_value) const; 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) double GetDouble(int number, double default_value) const; 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool GetBool (int number, bool default_value) const; 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int GetEnum (int number, int default_value) const; 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const string & GetString (int number, const string& default_value) const; 2325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MessageLite& GetMessage(int number, 2335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MessageLite& default_value) const; 2345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MessageLite& GetMessage(int number, const Descriptor* message_type, 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MessageFactory* factory) const; 2365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // |descriptor| may be NULL so long as it is known that the descriptor for 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the extension lives in the same pool as the descriptor for the containing 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // type. 2405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define desc const FieldDescriptor* descriptor // avoid line wrapping 2415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetInt32 (int number, FieldType type, int32 value, desc); 2425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetInt64 (int number, FieldType type, int64 value, desc); 2435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetUInt32(int number, FieldType type, uint32 value, desc); 2445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetUInt64(int number, FieldType type, uint64 value, desc); 2455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetFloat (int number, FieldType type, float value, desc); 2465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetDouble(int number, FieldType type, double value, desc); 2475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetBool (int number, FieldType type, bool value, desc); 2485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetEnum (int number, FieldType type, int value, desc); 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetString(int number, FieldType type, const string& value, desc); 2505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) string * MutableString (int number, FieldType type, desc); 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MessageLite* MutableMessage(int number, FieldType type, 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MessageLite& prototype, desc); 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MessageLite* MutableMessage(const FieldDescriptor* decsriptor, 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MessageFactory* factory); 255ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // Adds the given message to the ExtensionSet, taking ownership of the 256ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // message object. Existing message with the same number will be deleted. 257ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // If "message" is NULL, this is equivalent to "ClearExtension(number)". 258ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch void SetAllocatedMessage(int number, FieldType type, 259ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch const FieldDescriptor* descriptor, 260ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch MessageLite* message); 261ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch MessageLite* ReleaseMessage(int number, const MessageLite& prototype); 262ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch MessageLite* ReleaseMessage(const FieldDescriptor* descriptor, 263ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch MessageFactory* factory); 2645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef desc 2655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // repeated fields ------------------------------------------------- 2675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 268ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch void* MutableRawRepeatedField(int number); 269ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 2705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int32 GetRepeatedInt32 (int number, int index) const; 2715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int64 GetRepeatedInt64 (int number, int index) const; 2725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint32 GetRepeatedUInt32(int number, int index) const; 2735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint64 GetRepeatedUInt64(int number, int index) const; 2745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) float GetRepeatedFloat (int number, int index) const; 2755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) double GetRepeatedDouble(int number, int index) const; 2765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool GetRepeatedBool (int number, int index) const; 2775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int GetRepeatedEnum (int number, int index) const; 2785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const string & GetRepeatedString (int number, int index) const; 2795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MessageLite& GetRepeatedMessage(int number, int index) const; 2805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetRepeatedInt32 (int number, int index, int32 value); 2825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetRepeatedInt64 (int number, int index, int64 value); 2835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetRepeatedUInt32(int number, int index, uint32 value); 2845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetRepeatedUInt64(int number, int index, uint64 value); 2855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetRepeatedFloat (int number, int index, float value); 2865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetRepeatedDouble(int number, int index, double value); 2875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetRepeatedBool (int number, int index, bool value); 2885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetRepeatedEnum (int number, int index, int value); 2895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetRepeatedString(int number, int index, const string& value); 2905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) string * MutableRepeatedString (int number, int index); 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MessageLite* MutableRepeatedMessage(int number, int index); 2925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define desc const FieldDescriptor* descriptor // avoid line wrapping 2945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddInt32 (int number, FieldType type, bool packed, int32 value, desc); 2955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddInt64 (int number, FieldType type, bool packed, int64 value, desc); 2965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddUInt32(int number, FieldType type, bool packed, uint32 value, desc); 2975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddUInt64(int number, FieldType type, bool packed, uint64 value, desc); 2985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddFloat (int number, FieldType type, bool packed, float value, desc); 2995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddDouble(int number, FieldType type, bool packed, double value, desc); 3005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddBool (int number, FieldType type, bool packed, bool value, desc); 3015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddEnum (int number, FieldType type, bool packed, int value, desc); 3025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddString(int number, FieldType type, const string& value, desc); 3035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) string * AddString (int number, FieldType type, desc); 3045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MessageLite* AddMessage(int number, FieldType type, 3055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MessageLite& prototype, desc); 3065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MessageLite* AddMessage(const FieldDescriptor* descriptor, 3075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MessageFactory* factory); 3085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef desc 3095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void RemoveLast(int number); 311ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch MessageLite* ReleaseLast(int number); 3125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SwapElements(int number, int index1, int index2); 3135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ----------------------------------------------------------------- 3155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(kenton): Hardcore memory management accessors 3165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ================================================================= 3185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // convenience methods for implementing methods of Message 3195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 3205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // These could all be implemented in terms of the other methods of this 3215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // class, but providing them here helps keep the generated code size down. 3225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Clear(); 3245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void MergeFrom(const ExtensionSet& other); 3255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Swap(ExtensionSet* other); 3265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool IsInitialized() const; 3275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 328ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // Parses a single extension from the input. The input should start out 329ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // positioned immediately after the tag. 3305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool ParseField(uint32 tag, io::CodedInputStream* input, 3315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionFinder* extension_finder, 3325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FieldSkipper* field_skipper); 3335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Specific versions for lite or full messages (constructs the appropriate 335ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // FieldSkipper automatically). |containing_type| is the default 336ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // instance for the containing message; it is used only to look up the 337ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // extension by number. See RegisterExtension(), above. Unlike the other 338ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // methods of ExtensionSet, this only works for generated message types -- 339ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // it looks up extensions registered using RegisterExtension(). 3405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool ParseField(uint32 tag, io::CodedInputStream* input, 3415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MessageLite* containing_type, 3425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UnknownFieldSet* unknown_fields); 3435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool ParseFieldHeavy(uint32 tag, io::CodedInputStream* input, 3445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const Message* containing_type, 3455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UnknownFieldSet* unknown_fields); 3465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Parse an entire message in MessageSet format. Such messages have no 3485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // fields, only extensions. 3495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool ParseMessageSet(io::CodedInputStream* input, 3505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionFinder* extension_finder, 3515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FieldSkipper* field_skipper); 3525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Specific versions for lite or full messages (constructs the appropriate 3545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // FieldSkipper automatically). 3555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool ParseMessageSet(io::CodedInputStream* input, 3565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MessageLite* containing_type, 3575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UnknownFieldSet* unknown_fields); 3585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool ParseMessageSetHeavy(io::CodedInputStream* input, 3595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const Message* containing_type, 3605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UnknownFieldSet* unknown_fields); 3615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Write all extension fields with field numbers in the range 3635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // [start_field_number, end_field_number) 3645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // to the output stream, using the cached sizes computed when ByteSize() was 3655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // last called. Note that the range bounds are inclusive-exclusive. 3665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SerializeWithCachedSizes(int start_field_number, 3675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int end_field_number, 3685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) io::CodedOutputStream* output) const; 3695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Same as SerializeWithCachedSizes, but without any bounds checking. 3715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The caller must ensure that target has sufficient capacity for the 3725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // serialized extensions. 3735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 3745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns a pointer past the last written byte. 3755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8* SerializeWithCachedSizesToArray(int start_field_number, 3765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int end_field_number, 3775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8* target) const; 3785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Like above but serializes in MessageSet format. 3805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SerializeMessageSetWithCachedSizes(io::CodedOutputStream* output) const; 3815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8* SerializeMessageSetWithCachedSizesToArray(uint8* target) const; 3825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns the total serialized size of all the extensions. 3845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int ByteSize() const; 3855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Like ByteSize() but uses MessageSet format. 3875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int MessageSetByteSize() const; 3885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns (an estimate of) the total number of bytes used for storing the 3905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // extensions in memory, excluding sizeof(*this). If the ExtensionSet is 3915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // for a lite message (and thus possibly contains lite messages), the results 3925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // are undefined (might work, might crash, might corrupt data, might not even 3935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // be linked in). It's up to the protocol compiler to avoid calling this on 3945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // such ExtensionSets (easy enough since lite messages don't implement 3955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // SpaceUsed()). 3965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int SpaceUsedExcludingSelf() const; 3975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 3995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 400ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // Interface of a lazily parsed singular message extension. 401ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch class LIBPROTOBUF_EXPORT LazyMessageExtension { 402ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch public: 403ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch LazyMessageExtension() {} 404ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual ~LazyMessageExtension() {} 405ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 406ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual LazyMessageExtension* New() const = 0; 407ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual const MessageLite& GetMessage( 408ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch const MessageLite& prototype) const = 0; 409ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual MessageLite* MutableMessage(const MessageLite& prototype) = 0; 410ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual void SetAllocatedMessage(MessageLite *message) = 0; 411ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual MessageLite* ReleaseMessage(const MessageLite& prototype) = 0; 412ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 413ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual bool IsInitialized() const = 0; 414ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual int ByteSize() const = 0; 415ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual int SpaceUsed() const = 0; 416ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 417ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual void MergeFrom(const LazyMessageExtension& other) = 0; 418ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual void Clear() = 0; 419ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 420ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual bool ReadMessage(const MessageLite& prototype, 421ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch io::CodedInputStream* input) = 0; 422ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual void WriteMessage(int number, 423ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch io::CodedOutputStream* output) const = 0; 424ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual uint8* WriteMessageToArray(int number, uint8* target) const = 0; 425ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch private: 426ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(LazyMessageExtension); 427ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch }; 4285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) struct Extension { 429ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // The order of these fields packs Extension into 24 bytes when using 8 430ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // byte alignment. Consider this when adding or removing fields here. 4315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) union { 432ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch int32 int32_value; 433ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch int64 int64_value; 434ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch uint32 uint32_value; 435ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch uint64 uint64_value; 436ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch float float_value; 437ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch double double_value; 438ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool bool_value; 439ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch int enum_value; 440ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch string* string_value; 441ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch MessageLite* message_value; 442ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch LazyMessageExtension* lazymessage_value; 4435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RepeatedField <int32 >* repeated_int32_value; 4455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RepeatedField <int64 >* repeated_int64_value; 4465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RepeatedField <uint32 >* repeated_uint32_value; 4475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RepeatedField <uint64 >* repeated_uint64_value; 4485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RepeatedField <float >* repeated_float_value; 4495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RepeatedField <double >* repeated_double_value; 4505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RepeatedField <bool >* repeated_bool_value; 4515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RepeatedField <int >* repeated_enum_value; 4525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RepeatedPtrField<string >* repeated_string_value; 4535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RepeatedPtrField<MessageLite>* repeated_message_value; 4545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 4555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FieldType type; 4575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_repeated; 4585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // For singular types, indicates if the extension is "cleared". This 4605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // happens when an extension is set and then later cleared by the caller. 4615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We want to keep the Extension object around for reuse, so instead of 4625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // removing it from the map, we just set is_cleared = true. This has no 4635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // meaning for repeated types; for those, the size of the RepeatedField 4645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // simply becomes zero when cleared. 465ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool is_cleared : 4; 466ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 467ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // For singular message types, indicates whether lazy parsing is enabled 468ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // for this extension. This field is only valid when type == TYPE_MESSAGE 469ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // and !is_repeated because we only support lazy parsing for singular 470ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // message types currently. If is_lazy = true, the extension is stored in 471ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // lazymessage_value. Otherwise, the extension will be message_value. 472ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool is_lazy : 4; 4735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // For repeated types, this indicates if the [packed=true] option is set. 4755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_packed; 4765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // For packed fields, the size of the packed data is recorded here when 4785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ByteSize() is called then used during serialization. 4795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(kenton): Use atomic<int> when C++ supports it. 4805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mutable int cached_size; 4815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 482ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // The descriptor for this extension, if one exists and is known. May be 483ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // NULL. Must not be NULL if the descriptor for the extension does not 484ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // live in the same pool as the descriptor for the containing type. 485ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch const FieldDescriptor* descriptor; 486ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 4875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Some helper methods for operations on a single Extension. 4885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SerializeFieldWithCachedSizes( 4895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, 4905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) io::CodedOutputStream* output) const; 4915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8* SerializeFieldWithCachedSizesToArray( 4925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, 4935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8* target) const; 4945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SerializeMessageSetItemWithCachedSizes( 4955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, 4965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) io::CodedOutputStream* output) const; 4975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8* SerializeMessageSetItemWithCachedSizesToArray( 4985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, 4995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) uint8* target) const; 5005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int ByteSize(int number) const; 5015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int MessageSetItemByteSize(int number) const; 5025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Clear(); 5035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int GetSize() const; 5045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Free(); 5055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int SpaceUsedExcludingSelf() const; 5065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 5075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 509ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // Returns true and fills field_number and extension if extension is found. 510ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool FindExtensionInfoFromTag(uint32 tag, ExtensionFinder* extension_finder, 511ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch int* field_number, ExtensionInfo* extension); 512ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 513ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // Parses a single extension from the input. The input should start out 514ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // positioned immediately after the wire tag. This method is called in 515ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // ParseField() after field number is extracted from the wire tag and 516ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // ExtensionInfo is found by the field number. 517ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool ParseFieldWithExtensionInfo(int field_number, 518ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch const ExtensionInfo& extension, 519ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch io::CodedInputStream* input, 520ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch FieldSkipper* field_skipper); 521ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 522ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // Like ParseField(), but this method may parse singular message extensions 523ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // lazily depending on the value of FLAGS_eagerly_parse_message_sets. 524ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool ParseFieldMaybeLazily(uint32 tag, io::CodedInputStream* input, 525ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ExtensionFinder* extension_finder, 526ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch FieldSkipper* field_skipper); 527ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 5285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Gets the extension with the given number, creating it if it does not 5295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // already exist. Returns true if the extension did not already exist. 5305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool MaybeNewExtension(int number, const FieldDescriptor* descriptor, 5315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Extension** result); 5325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Parse a single MessageSet item -- called just after the item group start 5345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // tag has been read. 5355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool ParseMessageSetItem(io::CodedInputStream* input, 5365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionFinder* extension_finder, 5375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FieldSkipper* field_skipper); 5385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Hack: RepeatedPtrFieldBase declares ExtensionSet as a friend. This 5415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // friendship should automatically extend to ExtensionSet::Extension, but 5425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // unfortunately some older compilers (e.g. GCC 3.4.4) do not implement this 5435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // correctly. So, we must provide helpers for calling methods of that 5445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // class. 5455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Defined in extension_set_heavy.cc. 5475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline int RepeatedMessage_SpaceUsedExcludingSelf( 5485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RepeatedPtrFieldBase* field); 5495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The Extension struct is small enough to be passed by value, so we use it 5515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // directly as the value type in the map rather than use pointers. We use 5525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // a map rather than hash_map here because we expect most ExtensionSets will 5535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // only contain a small number of extensions whereas hash_map is optimized 5545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // for 100 elements or more. Also, we want AppendToList() to order fields 5555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // by field number. 5562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::map<int, Extension> extensions_; 5575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ExtensionSet); 5595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 5605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// These are just for convenience... 5625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)inline void ExtensionSet::SetString(int number, FieldType type, 5635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const string& value, 5645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const FieldDescriptor* descriptor) { 5655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MutableString(number, type, descriptor)->assign(value); 5665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)inline void ExtensionSet::SetRepeatedString(int number, int index, 5685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const string& value) { 5695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MutableRepeatedString(number, index)->assign(value); 5705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)inline void ExtensionSet::AddString(int number, FieldType type, 5725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const string& value, 5735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const FieldDescriptor* descriptor) { 5745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AddString(number, type, descriptor)->assign(value); 5755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// =================================================================== 5785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Glue for generated extension accessors 5795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ------------------------------------------------------------------- 5815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Template magic 5825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// First we have a set of classes representing "type traits" for different 5845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// field types. A type traits class knows how to implement basic accessors 5855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// for extensions of a particular type given an ExtensionSet. The signature 5865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// for a type traits class looks like this: 5875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 5885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// class TypeTraits { 5895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// public: 5905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// typedef ? ConstType; 5915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// typedef ? MutableType; 5925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 5935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static inline ConstType Get(int number, const ExtensionSet& set); 5945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static inline void Set(int number, ConstType value, ExtensionSet* set); 5955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static inline MutableType Mutable(int number, ExtensionSet* set); 5965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 5975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// // Variants for repeated fields. 5985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static inline ConstType Get(int number, const ExtensionSet& set, 5995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// int index); 6005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static inline void Set(int number, int index, 6015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ConstType value, ExtensionSet* set); 6025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static inline MutableType Mutable(int number, int index, 6035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ExtensionSet* set); 6045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static inline void Add(int number, ConstType value, ExtensionSet* set); 6055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static inline MutableType Add(int number, ExtensionSet* set); 6065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// }; 6075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 6085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Not all of these methods make sense for all field types. For example, the 6095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// "Mutable" methods only make sense for strings and messages, and the 6105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// repeated methods only make sense for repeated types. So, each type 6115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// traits class implements only the set of methods from this signature that it 6125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// actually supports. This will cause a compiler error if the user tries to 6135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// access an extension using a method that doesn't make sense for its type. 6145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// For example, if "foo" is an extension of type "optional int32", then if you 6155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// try to write code like: 6165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// my_message.MutableExtension(foo) 6175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// you will get a compile error because PrimitiveTypeTraits<int32> does not 6185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// have a "Mutable()" method. 6195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ------------------------------------------------------------------- 6215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// PrimitiveTypeTraits 6225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Since the ExtensionSet has different methods for each primitive type, 6245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// we must explicitly define the methods of the type traits class for each 6255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// known type. 6265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template <typename Type> 6275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class PrimitiveTypeTraits { 6285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 6295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef Type ConstType; 6305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline ConstType Get(int number, const ExtensionSet& set, 6325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ConstType default_value); 6335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline void Set(int number, FieldType field_type, 6345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ConstType value, ExtensionSet* set); 6355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 6365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template <typename Type> 6385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class RepeatedPrimitiveTypeTraits { 6395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 6405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef Type ConstType; 6415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline Type Get(int number, const ExtensionSet& set, int index); 6435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline void Set(int number, int index, Type value, ExtensionSet* set); 6445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline void Add(int number, FieldType field_type, 6455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_packed, Type value, ExtensionSet* set); 6465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 6475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define PROTOBUF_DEFINE_PRIMITIVE_TYPE(TYPE, METHOD) \ 6495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template<> inline TYPE PrimitiveTypeTraits<TYPE>::Get( \ 6505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, const ExtensionSet& set, TYPE default_value) { \ 6515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return set.Get##METHOD(number, default_value); \ 6525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} \ 6535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template<> inline void PrimitiveTypeTraits<TYPE>::Set( \ 6545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, FieldType field_type, TYPE value, ExtensionSet* set) { \ 6555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set->Set##METHOD(number, field_type, value, NULL); \ 6565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} \ 6575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 6585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template<> inline TYPE RepeatedPrimitiveTypeTraits<TYPE>::Get( \ 6595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, const ExtensionSet& set, int index) { \ 6605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return set.GetRepeated##METHOD(number, index); \ 6615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} \ 6625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template<> inline void RepeatedPrimitiveTypeTraits<TYPE>::Set( \ 6635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, int index, TYPE value, ExtensionSet* set) { \ 6645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set->SetRepeated##METHOD(number, index, value); \ 6655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} \ 6665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template<> inline void RepeatedPrimitiveTypeTraits<TYPE>::Add( \ 6675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int number, FieldType field_type, bool is_packed, \ 6685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TYPE value, ExtensionSet* set) { \ 6695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set->Add##METHOD(number, field_type, is_packed, value, NULL); \ 6705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 6715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PROTOBUF_DEFINE_PRIMITIVE_TYPE( int32, Int32) 6735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PROTOBUF_DEFINE_PRIMITIVE_TYPE( int64, Int64) 6745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PROTOBUF_DEFINE_PRIMITIVE_TYPE(uint32, UInt32) 6755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PROTOBUF_DEFINE_PRIMITIVE_TYPE(uint64, UInt64) 6765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PROTOBUF_DEFINE_PRIMITIVE_TYPE( float, Float) 6775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PROTOBUF_DEFINE_PRIMITIVE_TYPE(double, Double) 6785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PROTOBUF_DEFINE_PRIMITIVE_TYPE( bool, Bool) 6795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef PROTOBUF_DEFINE_PRIMITIVE_TYPE 6815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ------------------------------------------------------------------- 6835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// StringTypeTraits 6845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Strings support both Set() and Mutable(). 6865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class LIBPROTOBUF_EXPORT StringTypeTraits { 6875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 6885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef const string& ConstType; 6895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef string* MutableType; 6905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline const string& Get(int number, const ExtensionSet& set, 6925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ConstType default_value) { 6935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return set.GetString(number, default_value); 6945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline void Set(int number, FieldType field_type, 6965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const string& value, ExtensionSet* set) { 6975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set->SetString(number, field_type, value, NULL); 6985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline string* Mutable(int number, FieldType field_type, 7005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionSet* set) { 7015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return set->MutableString(number, field_type, NULL); 7025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class LIBPROTOBUF_EXPORT RepeatedStringTypeTraits { 7065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 7075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef const string& ConstType; 7085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef string* MutableType; 7095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline const string& Get(int number, const ExtensionSet& set, 7115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int index) { 7125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return set.GetRepeatedString(number, index); 7135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline void Set(int number, int index, 7155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const string& value, ExtensionSet* set) { 7165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set->SetRepeatedString(number, index, value); 7175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline string* Mutable(int number, int index, ExtensionSet* set) { 7195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return set->MutableRepeatedString(number, index); 7205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline void Add(int number, FieldType field_type, 7225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool /*is_packed*/, const string& value, 7235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionSet* set) { 7245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set->AddString(number, field_type, value, NULL); 7255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline string* Add(int number, FieldType field_type, 7275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionSet* set) { 7285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return set->AddString(number, field_type, NULL); 7295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ------------------------------------------------------------------- 7335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// EnumTypeTraits 7345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ExtensionSet represents enums using integers internally, so we have to 7365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static_cast around. 7375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template <typename Type, bool IsValid(int)> 7385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class EnumTypeTraits { 7395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 7405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef Type ConstType; 7415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline ConstType Get(int number, const ExtensionSet& set, 7435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ConstType default_value) { 7445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return static_cast<Type>(set.GetEnum(number, default_value)); 7455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline void Set(int number, FieldType field_type, 7475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ConstType value, ExtensionSet* set) { 7485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOOGLE_DCHECK(IsValid(value)); 7495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set->SetEnum(number, field_type, value, NULL); 7505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template <typename Type, bool IsValid(int)> 7545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class RepeatedEnumTypeTraits { 7555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 7565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef Type ConstType; 7575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline ConstType Get(int number, const ExtensionSet& set, int index) { 7595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return static_cast<Type>(set.GetRepeatedEnum(number, index)); 7605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline void Set(int number, int index, 7625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ConstType value, ExtensionSet* set) { 7635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOOGLE_DCHECK(IsValid(value)); 7645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set->SetRepeatedEnum(number, index, value); 7655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline void Add(int number, FieldType field_type, 7675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_packed, ConstType value, ExtensionSet* set) { 7685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOOGLE_DCHECK(IsValid(value)); 7695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set->AddEnum(number, field_type, is_packed, value, NULL); 7705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 7725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ------------------------------------------------------------------- 7745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// MessageTypeTraits 7755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ExtensionSet guarantees that when manipulating extensions with message 7775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// types, the implementation used will be the compiled-in class representing 7785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// that type. So, we can static_cast down to the exact type we expect. 7795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template <typename Type> 7805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class MessageTypeTraits { 7815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 7825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef const Type& ConstType; 7835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef Type* MutableType; 7845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline ConstType Get(int number, const ExtensionSet& set, 7865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ConstType default_value) { 7875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return static_cast<const Type&>( 7885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set.GetMessage(number, default_value)); 7895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline MutableType Mutable(int number, FieldType field_type, 7915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionSet* set) { 7925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return static_cast<Type*>( 7935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set->MutableMessage(number, field_type, Type::default_instance(), NULL)); 7945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 795ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch static inline void SetAllocated(int number, FieldType field_type, 796ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch MutableType message, ExtensionSet* set) { 797ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch set->SetAllocatedMessage(number, field_type, NULL, message); 798ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch } 799ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch static inline MutableType Release(int number, FieldType field_type, 800ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ExtensionSet* set) { 801ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return static_cast<Type*>(set->ReleaseMessage( 802ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch number, Type::default_instance())); 803ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch } 8045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 8055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template <typename Type> 8075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class RepeatedMessageTypeTraits { 8085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 8095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef const Type& ConstType; 8105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef Type* MutableType; 8115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline ConstType Get(int number, const ExtensionSet& set, int index) { 8135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return static_cast<const Type&>(set.GetRepeatedMessage(number, index)); 8145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline MutableType Mutable(int number, int index, ExtensionSet* set) { 8165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return static_cast<Type*>(set->MutableRepeatedMessage(number, index)); 8175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static inline MutableType Add(int number, FieldType field_type, 8195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionSet* set) { 8205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return static_cast<Type*>( 8215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) set->AddMessage(number, field_type, Type::default_instance(), NULL)); 8225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 8245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ------------------------------------------------------------------- 8265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ExtensionIdentifier 8275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This is the type of actual extension objects. E.g. if you have: 8295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// extends Foo with optional int32 bar = 1234; 8305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// then "bar" will be defined in C++ as: 8315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ExtensionIdentifier<Foo, PrimitiveTypeTraits<int32>, 1, false> bar(1234); 8325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 8335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Note that we could, in theory, supply the field number as a template 8345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// parameter, and thus make an instance of ExtensionIdentifier have no 8355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// actual contents. However, if we did that, then using at extension 8365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// identifier would not necessarily cause the compiler to output any sort 8375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// of reference to any simple defined in the extension's .pb.o file. Some 8385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// linkers will actually drop object files that are not explicitly referenced, 8395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// but that would be bad because it would cause this extension to not be 8405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// registered at static initialization, and therefore using it would crash. 8415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template <typename ExtendeeType, typename TypeTraitsType, 8435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FieldType field_type, bool is_packed> 8445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class ExtensionIdentifier { 8455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 8465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef TypeTraitsType TypeTraits; 8475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef ExtendeeType Extendee; 8485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionIdentifier(int number, typename TypeTraits::ConstType default_value) 8505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : number_(number), default_value_(default_value) {} 8515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline int number() const { return number_; } 8525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typename TypeTraits::ConstType default_value() const { 8535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return default_value_; 8545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 8575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int number_; 8585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typename TypeTraits::ConstType default_value_; 8595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 8605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ------------------------------------------------------------------- 8625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Generated accessors 8635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This macro should be expanded in the context of a generated type which 8655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// has extensions. 8665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 8675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// We use "_proto_TypeTraits" as a type name below because "TypeTraits" 8685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// causes problems if the class has a nested message or enum type with that 8695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// name and "_TypeTraits" is technically reserved for the C++ library since 8705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// it starts with an underscore followed by a capital letter. 871ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch// 872ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch// For similar reason, we use "_field_type" and "_is_packed" as parameter names 873ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch// below, so that "field_type" and "is_packed" can be used as field names. 8745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define GOOGLE_PROTOBUF_EXTENSION_ACCESSORS(CLASSNAME) \ 8755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /* Has, Size, Clear */ \ 8765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename _proto_TypeTraits, \ 877ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 878ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 8795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline bool HasExtension( \ 8805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ::google::protobuf::internal::ExtensionIdentifier< \ 881ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id) const { \ 8825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return _extensions_.Has(id.number()); \ 8835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 8845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 8855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename _proto_TypeTraits, \ 886ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 887ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 8885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline void ClearExtension( \ 8895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ::google::protobuf::internal::ExtensionIdentifier< \ 890ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id) { \ 8915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _extensions_.ClearExtension(id.number()); \ 8925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 8935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 8945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename _proto_TypeTraits, \ 895ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 896ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 8975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline int ExtensionSize( \ 8985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ::google::protobuf::internal::ExtensionIdentifier< \ 899ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id) const { \ 9005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return _extensions_.ExtensionSize(id.number()); \ 9015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 9025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 9035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /* Singular accessors */ \ 9045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename _proto_TypeTraits, \ 905ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 906ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 9075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline typename _proto_TypeTraits::ConstType GetExtension( \ 9085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ::google::protobuf::internal::ExtensionIdentifier< \ 909ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id) const { \ 9105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return _proto_TypeTraits::Get(id.number(), _extensions_, \ 9115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) id.default_value()); \ 9125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 9135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 9145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename _proto_TypeTraits, \ 915ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 916ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 9175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline typename _proto_TypeTraits::MutableType MutableExtension( \ 9185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ::google::protobuf::internal::ExtensionIdentifier< \ 919ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id) { \ 920ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return _proto_TypeTraits::Mutable(id.number(), _field_type, \ 921ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch &_extensions_); \ 9225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 9235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 9245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename _proto_TypeTraits, \ 925ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 926ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 9275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline void SetExtension( \ 9285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ::google::protobuf::internal::ExtensionIdentifier< \ 929ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id, \ 9305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typename _proto_TypeTraits::ConstType value) { \ 931ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch _proto_TypeTraits::Set(id.number(), _field_type, value, &_extensions_); \ 932ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch } \ 933ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch \ 934ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch template <typename _proto_TypeTraits, \ 935ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 936ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 937ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch inline void SetAllocatedExtension( \ 938ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch const ::google::protobuf::internal::ExtensionIdentifier< \ 939ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id, \ 940ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch typename _proto_TypeTraits::MutableType value) { \ 941ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch _proto_TypeTraits::SetAllocated(id.number(), _field_type, \ 942ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch value, &_extensions_); \ 943ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch } \ 944ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch template <typename _proto_TypeTraits, \ 945ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 946ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 947ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch inline typename _proto_TypeTraits::MutableType ReleaseExtension( \ 948ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch const ::google::protobuf::internal::ExtensionIdentifier< \ 949ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id) { \ 950ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return _proto_TypeTraits::Release(id.number(), _field_type, \ 951ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch &_extensions_); \ 9525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 9535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 9545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /* Repeated accessors */ \ 9555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename _proto_TypeTraits, \ 956ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 957ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 9585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline typename _proto_TypeTraits::ConstType GetExtension( \ 9595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ::google::protobuf::internal::ExtensionIdentifier< \ 960ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id, \ 9615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int index) const { \ 9625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return _proto_TypeTraits::Get(id.number(), _extensions_, index); \ 9635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 9645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 9655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename _proto_TypeTraits, \ 966ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 967ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 9685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline typename _proto_TypeTraits::MutableType MutableExtension( \ 9695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ::google::protobuf::internal::ExtensionIdentifier< \ 970ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id, \ 9715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int index) { \ 9725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return _proto_TypeTraits::Mutable(id.number(), index, &_extensions_); \ 9735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 9745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 9755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename _proto_TypeTraits, \ 976ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 977ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 9785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline void SetExtension( \ 9795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ::google::protobuf::internal::ExtensionIdentifier< \ 980ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id, \ 9815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int index, typename _proto_TypeTraits::ConstType value) { \ 9825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) _proto_TypeTraits::Set(id.number(), index, value, &_extensions_); \ 9835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 9845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 9855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename _proto_TypeTraits, \ 986ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 987ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 9885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline typename _proto_TypeTraits::MutableType AddExtension( \ 9895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ::google::protobuf::internal::ExtensionIdentifier< \ 990ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id) { \ 991ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return _proto_TypeTraits::Add(id.number(), _field_type, &_extensions_); \ 9925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } \ 9935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) \ 9945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) template <typename _proto_TypeTraits, \ 995ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ::google::protobuf::internal::FieldType _field_type, \ 996ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch bool _is_packed> \ 9975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) inline void AddExtension( \ 9985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ::google::protobuf::internal::ExtensionIdentifier< \ 999ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch CLASSNAME, _proto_TypeTraits, _field_type, _is_packed>& id, \ 10005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typename _proto_TypeTraits::ConstType value) { \ 1001ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch _proto_TypeTraits::Add(id.number(), _field_type, _is_packed, \ 10025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) value, &_extensions_); \ 10035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 10045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace internal 10065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace protobuf 10075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace google 10095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // GOOGLE_PROTOBUF_EXTENSION_SET_H__ 1010