diff options
29 files changed, 303 insertions, 488 deletions
diff --git a/csharp/src/AddressBook/Addressbook.cs b/csharp/src/AddressBook/Addressbook.cs index 85fa2977..f2be5bae 100644 --- a/csharp/src/AddressBook/Addressbook.cs +++ b/csharp/src/AddressBook/Addressbook.cs @@ -189,10 +189,7 @@ namespace Google.Protobuf.Examples.AddressBook { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -335,10 +332,7 @@ namespace Google.Protobuf.Examples.AddressBook { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Number = input.ReadString(); @@ -441,10 +435,7 @@ namespace Google.Protobuf.Examples.AddressBook { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { people_.AddEntriesFrom(input, _repeated_people_codec); diff --git a/csharp/src/Google.Protobuf.Conformance/Conformance.cs b/csharp/src/Google.Protobuf.Conformance/Conformance.cs index 50a6756c..e905d4e4 100644 --- a/csharp/src/Google.Protobuf.Conformance/Conformance.cs +++ b/csharp/src/Google.Protobuf.Conformance/Conformance.cs @@ -321,10 +321,7 @@ namespace Conformance { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { ProtobufPayload = input.ReadBytes(); @@ -557,10 +554,7 @@ namespace Conformance { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { ParseError = input.ReadString(); @@ -1829,10 +1823,7 @@ namespace Conformance { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { OptionalInt32 = input.ReadInt32(); @@ -2256,10 +2247,7 @@ namespace Conformance { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { A = input.ReadInt32(); @@ -2373,10 +2361,7 @@ namespace Conformance { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { C = input.ReadInt32(); diff --git a/csharp/src/Google.Protobuf.Test/CodedInputStreamTest.cs b/csharp/src/Google.Protobuf.Test/CodedInputStreamTest.cs index c4c92efd..42c740ac 100644 --- a/csharp/src/Google.Protobuf.Test/CodedInputStreamTest.cs +++ b/csharp/src/Google.Protobuf.Test/CodedInputStreamTest.cs @@ -442,5 +442,92 @@ namespace Google.Protobuf var input = new CodedInputStream(new byte[] { 0 });
Assert.Throws<InvalidProtocolBufferException>(() => input.ReadTag());
}
+
+ [Test]
+ public void SkipGroup()
+ {
+ // Create an output stream with a group in:
+ // Field 1: string "field 1"
+ // Field 2: group containing:
+ // Field 1: fixed int32 value 100
+ // Field 2: string "ignore me"
+ // Field 3: nested group containing
+ // Field 1: fixed int64 value 1000
+ // Field 3: string "field 3"
+ var stream = new MemoryStream();
+ var output = new CodedOutputStream(stream);
+ output.WriteTag(1, WireFormat.WireType.LengthDelimited);
+ output.WriteString("field 1");
+
+ // The outer group...
+ output.WriteTag(2, WireFormat.WireType.StartGroup);
+ output.WriteTag(1, WireFormat.WireType.Fixed32);
+ output.WriteFixed32(100);
+ output.WriteTag(2, WireFormat.WireType.LengthDelimited);
+ output.WriteString("ignore me");
+ // The nested group...
+ output.WriteTag(3, WireFormat.WireType.StartGroup);
+ output.WriteTag(1, WireFormat.WireType.Fixed64);
+ output.WriteFixed64(1000);
+ // Note: Not sure the field number is relevant for end group...
+ output.WriteTag(3, WireFormat.WireType.EndGroup);
+
+ // End the outer group
+ output.WriteTag(2, WireFormat.WireType.EndGroup);
+
+ output.WriteTag(3, WireFormat.WireType.LengthDelimited);
+ output.WriteString("field 3");
+ output.Flush();
+ stream.Position = 0;
+
+ // Now act like a generated client
+ var input = new CodedInputStream(stream);
+ Assert.AreEqual(WireFormat.MakeTag(1, WireFormat.WireType.LengthDelimited), input.ReadTag());
+ Assert.AreEqual("field 1", input.ReadString());
+ Assert.AreEqual(WireFormat.MakeTag(2, WireFormat.WireType.StartGroup), input.ReadTag());
+ input.SkipLastField(); // Should consume the whole group, including the nested one.
+ Assert.AreEqual(WireFormat.MakeTag(3, WireFormat.WireType.LengthDelimited), input.ReadTag());
+ Assert.AreEqual("field 3", input.ReadString());
+ }
+
+ [Test]
+ public void EndOfStreamReachedWhileSkippingGroup()
+ {
+ var stream = new MemoryStream();
+ var output = new CodedOutputStream(stream);
+ output.WriteTag(1, WireFormat.WireType.StartGroup);
+ output.WriteTag(2, WireFormat.WireType.StartGroup);
+ output.WriteTag(2, WireFormat.WireType.EndGroup);
+
+ output.Flush();
+ stream.Position = 0;
+
+ // Now act like a generated client
+ var input = new CodedInputStream(stream);
+ input.ReadTag();
+ Assert.Throws<InvalidProtocolBufferException>(() => input.SkipLastField());
+ }
+
+ [Test]
+ public void RecursionLimitAppliedWhileSkippingGroup()
+ {
+ var stream = new MemoryStream();
+ var output = new CodedOutputStream(stream);
+ for (int i = 0; i < CodedInputStream.DefaultRecursionLimit + 1; i++)
+ {
+ output.WriteTag(1, WireFormat.WireType.StartGroup);
+ }
+ for (int i = 0; i < CodedInputStream.DefaultRecursionLimit + 1; i++)
+ {
+ output.WriteTag(1, WireFormat.WireType.EndGroup);
+ }
+ output.Flush();
+ stream.Position = 0;
+
+ // Now act like a generated client
+ var input = new CodedInputStream(stream);
+ Assert.AreEqual(WireFormat.MakeTag(1, WireFormat.WireType.StartGroup), input.ReadTag());
+ Assert.Throws<InvalidProtocolBufferException>(() => input.SkipLastField());
+ }
}
}
\ No newline at end of file diff --git a/csharp/src/Google.Protobuf.Test/GeneratedMessageTest.cs b/csharp/src/Google.Protobuf.Test/GeneratedMessageTest.cs index 6fdd1066..575d4586 100644 --- a/csharp/src/Google.Protobuf.Test/GeneratedMessageTest.cs +++ b/csharp/src/Google.Protobuf.Test/GeneratedMessageTest.cs @@ -629,5 +629,27 @@ namespace Google.Protobuf var data = new byte[] { 130, 3, 1 };
Assert.Throws<InvalidProtocolBufferException>(() => TestAllTypes.Parser.ParseFrom(data));
}
+
+ /// <summary>
+ /// Demonstrates current behaviour with an extraneous end group tag - see issue 688
+ /// for details; we may want to change this.
+ /// </summary>
+ [Test]
+ public void ExtraEndGroupSkipped()
+ {
+ var message = SampleMessages.CreateFullTestAllTypes();
+ var stream = new MemoryStream();
+ var output = new CodedOutputStream(stream);
+
+ output.WriteTag(100, WireFormat.WireType.EndGroup);
+ output.WriteTag(TestAllTypes.SingleFixed32FieldNumber, WireFormat.WireType.Fixed32);
+ output.WriteFixed32(123);
+
+ output.Flush();
+
+ stream.Position = 0;
+ var parsed = TestAllTypes.Parser.ParseFrom(stream);
+ Assert.AreEqual(new TestAllTypes { SingleFixed32 = 123 }, parsed);
+ }
}
}
diff --git a/csharp/src/Google.Protobuf.Test/TestProtos/MapUnittestProto3.cs b/csharp/src/Google.Protobuf.Test/TestProtos/MapUnittestProto3.cs index f6835c4b..e9e18193 100644 --- a/csharp/src/Google.Protobuf.Test/TestProtos/MapUnittestProto3.cs +++ b/csharp/src/Google.Protobuf.Test/TestProtos/MapUnittestProto3.cs @@ -476,10 +476,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { mapInt32Int32_.AddEntriesFrom(input, _map_mapInt32Int32_codec); @@ -648,10 +645,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { if (testMap_ == null) { @@ -748,10 +742,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { mapInt32Message_.AddEntriesFrom(input, _map_mapInt32Message_codec); @@ -859,10 +850,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { map1_.AddEntriesFrom(input, _map_map1_codec); @@ -1156,10 +1144,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { mapInt32Int32_.AddEntriesFrom(input, _map_mapInt32Int32_codec); @@ -1309,10 +1294,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { type_.AddEntriesFrom(input, _map_type_codec); @@ -1416,10 +1398,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { entry_.AddEntriesFrom(input, _map_entry_codec); diff --git a/csharp/src/Google.Protobuf.Test/TestProtos/UnittestImportProto3.cs b/csharp/src/Google.Protobuf.Test/TestProtos/UnittestImportProto3.cs index 646a01a2..bf527ac5 100644 --- a/csharp/src/Google.Protobuf.Test/TestProtos/UnittestImportProto3.cs +++ b/csharp/src/Google.Protobuf.Test/TestProtos/UnittestImportProto3.cs @@ -139,10 +139,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { D = input.ReadInt32(); diff --git a/csharp/src/Google.Protobuf.Test/TestProtos/UnittestImportPublicProto3.cs b/csharp/src/Google.Protobuf.Test/TestProtos/UnittestImportPublicProto3.cs index 225775a3..ec460906 100644 --- a/csharp/src/Google.Protobuf.Test/TestProtos/UnittestImportPublicProto3.cs +++ b/csharp/src/Google.Protobuf.Test/TestProtos/UnittestImportPublicProto3.cs @@ -125,10 +125,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { E = input.ReadInt32(); diff --git a/csharp/src/Google.Protobuf.Test/TestProtos/UnittestIssues.cs b/csharp/src/Google.Protobuf.Test/TestProtos/UnittestIssues.cs index 1bf40ead..63119a34 100644 --- a/csharp/src/Google.Protobuf.Test/TestProtos/UnittestIssues.cs +++ b/csharp/src/Google.Protobuf.Test/TestProtos/UnittestIssues.cs @@ -142,10 +142,7 @@ namespace UnitTest.Issues.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } @@ -222,10 +219,7 @@ namespace UnitTest.Issues.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } @@ -302,10 +296,7 @@ namespace UnitTest.Issues.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } @@ -441,10 +432,7 @@ namespace UnitTest.Issues.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { value_ = (global::UnitTest.Issues.TestProtos.NegativeEnum) input.ReadEnum(); @@ -534,10 +522,7 @@ namespace UnitTest.Issues.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } @@ -730,10 +715,7 @@ namespace UnitTest.Issues.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { PrimitiveValue = input.ReadInt32(); @@ -860,10 +842,7 @@ namespace UnitTest.Issues.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Item = input.ReadInt32(); @@ -987,10 +966,7 @@ namespace UnitTest.Issues.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Types_ = input.ReadInt32(); @@ -1075,10 +1051,7 @@ namespace UnitTest.Issues.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } @@ -1343,10 +1316,7 @@ namespace UnitTest.Issues.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { PlainString = input.ReadString(); diff --git a/csharp/src/Google.Protobuf.Test/TestProtos/UnittestProto3.cs b/csharp/src/Google.Protobuf.Test/TestProtos/UnittestProto3.cs index 58e5be65..bf4590ad 100644 --- a/csharp/src/Google.Protobuf.Test/TestProtos/UnittestProto3.cs +++ b/csharp/src/Google.Protobuf.Test/TestProtos/UnittestProto3.cs @@ -1211,10 +1211,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { SingleInt32 = input.ReadInt32(); @@ -1546,10 +1543,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Bb = input.ReadInt32(); @@ -1698,10 +1692,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { if (child_ == null) { @@ -1818,10 +1809,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { DeprecatedInt32 = input.ReadInt32(); @@ -1923,10 +1911,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { C = input.ReadInt32(); @@ -2006,10 +1991,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } @@ -2110,10 +2092,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { if (foreignNested_ == null) { @@ -2240,10 +2219,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { A = input.ReadInt32(); @@ -2374,10 +2350,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { if (a_ == null) { @@ -2489,10 +2462,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { if (bb_ == null) { @@ -2622,10 +2592,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { if (a_ == null) { @@ -2859,10 +2826,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { PrimitiveField = input.ReadInt32(); @@ -3066,10 +3030,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { MyInt = input.ReadInt64(); @@ -3209,10 +3170,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Bb = input.ReadInt32(); @@ -3323,10 +3281,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { sparseEnum_ = (global::Google.Protobuf.TestProtos.TestSparseEnum) input.ReadEnum(); @@ -3428,10 +3383,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Data = input.ReadString(); @@ -3525,10 +3477,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { data_.AddEntriesFrom(input, _repeated_data_codec); @@ -3630,10 +3579,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Data = input.ReadBytes(); @@ -3735,10 +3681,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Data = input.ReadBytes(); @@ -3840,10 +3783,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Data = input.ReadInt32(); @@ -3945,10 +3885,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Data = input.ReadUInt32(); @@ -4050,10 +3987,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Data = input.ReadInt64(); @@ -4155,10 +4089,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Data = input.ReadUInt64(); @@ -4260,10 +4191,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Data = input.ReadBool(); @@ -4438,10 +4366,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { FooInt = input.ReadInt32(); @@ -4730,10 +4655,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 722: case 720: { @@ -5075,10 +4997,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 722: case 720: { @@ -5308,10 +5227,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 98: case 101: { @@ -5439,10 +5355,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { A = input.ReadString(); @@ -5522,10 +5435,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } @@ -5601,10 +5511,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } @@ -5680,10 +5587,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } @@ -5759,10 +5663,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } @@ -5838,10 +5739,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } @@ -5917,10 +5815,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } diff --git a/csharp/src/Google.Protobuf.Test/TestProtos/UnittestWellKnownTypes.cs b/csharp/src/Google.Protobuf.Test/TestProtos/UnittestWellKnownTypes.cs index 0840fa27..16634e03 100644 --- a/csharp/src/Google.Protobuf.Test/TestProtos/UnittestWellKnownTypes.cs +++ b/csharp/src/Google.Protobuf.Test/TestProtos/UnittestWellKnownTypes.cs @@ -679,10 +679,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { if (anyField_ == null) { @@ -1136,10 +1133,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { anyField_.AddEntriesFrom(input, _repeated_anyField_codec); @@ -1757,10 +1751,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { global::Google.Protobuf.WellKnownTypes.Any subBuilder = new global::Google.Protobuf.WellKnownTypes.Any(); @@ -2205,10 +2196,7 @@ namespace Google.Protobuf.TestProtos { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { anyField_.AddEntriesFrom(input, _map_anyField_codec); diff --git a/csharp/src/Google.Protobuf.Test/WellKnownTypes/WrappersTest.cs b/csharp/src/Google.Protobuf.Test/WellKnownTypes/WrappersTest.cs index d2a07057..fbc0ff07 100644 --- a/csharp/src/Google.Protobuf.Test/WellKnownTypes/WrappersTest.cs +++ b/csharp/src/Google.Protobuf.Test/WellKnownTypes/WrappersTest.cs @@ -322,5 +322,28 @@ namespace Google.Protobuf.WellKnownTypes // A normal implementation would have 0 now, as the explicit default would have been overwritten the 5. Assert.AreEqual(5, message.Int32Field); } + + [Test] + public void UnknownFieldInWrapper() + { + var stream = new MemoryStream(); + var output = new CodedOutputStream(stream); + var wrapperTag = WireFormat.MakeTag(TestWellKnownTypes.Int32FieldFieldNumber, WireFormat.WireType.LengthDelimited); + var unknownTag = WireFormat.MakeTag(15, WireFormat.WireType.Varint); + var valueTag = WireFormat.MakeTag(Int32Value.ValueFieldNumber, WireFormat.WireType.Varint); + + output.WriteTag(wrapperTag); + output.WriteLength(4); // unknownTag + value 5 + valueType + value 6, each 1 byte + output.WriteTag(unknownTag); + output.WriteInt32((int) valueTag); // Sneakily "pretend" it's a tag when it's really a value + output.WriteTag(valueTag); + output.WriteInt32(6); + + output.Flush(); + stream.Position = 0; + + var message = TestWellKnownTypes.Parser.ParseFrom(stream); + Assert.AreEqual(6, message.Int32Field); + } } } diff --git a/csharp/src/Google.Protobuf/CodedInputStream.cs b/csharp/src/Google.Protobuf/CodedInputStream.cs index 0e2495f1..dcd19e48 100644 --- a/csharp/src/Google.Protobuf/CodedInputStream.cs +++ b/csharp/src/Google.Protobuf/CodedInputStream.cs @@ -236,17 +236,16 @@ namespace Google.Protobuf #region Validation
/// <summary>
- /// Verifies that the last call to ReadTag() returned the given tag value.
- /// This is used to verify that a nested group ended with the correct
- /// end tag.
+ /// Verifies that the last call to ReadTag() returned tag 0 - in other words,
+ /// we've reached the end of the stream when we expected to.
/// </summary>
- /// <exception cref="InvalidProtocolBufferException">The last
+ /// <exception cref="InvalidProtocolBufferException">The
/// tag read was not the one specified</exception>
- internal void CheckLastTagWas(uint value)
+ internal void CheckReadEndOfStreamTag()
{
- if (lastTag != value)
+ if (lastTag != 0)
{
- throw InvalidProtocolBufferException.InvalidEndTag();
+ throw InvalidProtocolBufferException.MoreDataAvailable();
}
}
#endregion
@@ -275,6 +274,11 @@ namespace Google.Protobuf /// <summary>
/// Reads a field tag, returning the tag of 0 for "end of stream".
/// </summary>
+ /// <remarks>
+ /// If this method returns 0, it doesn't necessarily mean the end of all
+ /// the data in this CodedInputStream; it may be the end of the logical stream
+ /// for an embedded message, for example.
+ /// </remarks>
/// <returns>The next field tag, or 0 for end of stream. (0 is never a valid tag.)</returns>
public uint ReadTag()
{
@@ -329,22 +333,24 @@ namespace Google.Protobuf }
/// <summary>
- /// Consumes the data for the field with the tag we've just read.
+ /// Skips the data for the field with the tag we've just read.
/// This should be called directly after <see cref="ReadTag"/>, when
/// the caller wishes to skip an unknown field.
/// </summary>
- public void ConsumeLastField()
+ public void SkipLastField()
{
if (lastTag == 0)
{
- throw new InvalidOperationException("ConsumeLastField cannot be called at the end of a stream");
+ throw new InvalidOperationException("SkipLastField cannot be called at the end of a stream");
}
switch (WireFormat.GetTagWireType(lastTag))
{
case WireFormat.WireType.StartGroup:
+ SkipGroup();
+ break;
case WireFormat.WireType.EndGroup:
- // TODO: Work out how to skip them instead? See issue 688.
- throw new InvalidProtocolBufferException("Group tags not supported by proto3 C# implementation");
+ // Just ignore; there's no data following the tag.
+ break;
case WireFormat.WireType.Fixed32:
ReadFixed32();
break;
@@ -361,6 +367,29 @@ namespace Google.Protobuf }
}
+ private void SkipGroup()
+ {
+ // Note: Currently we expect this to be the way that groups are read. We could put the recursion
+ // depth changes into the ReadTag method instead, potentially...
+ recursionDepth++;
+ if (recursionDepth >= recursionLimit)
+ {
+ throw InvalidProtocolBufferException.RecursionLimitExceeded();
+ }
+ uint tag;
+ do
+ {
+ tag = ReadTag();
+ if (tag == 0)
+ {
+ throw InvalidProtocolBufferException.TruncatedMessage();
+ }
+ // This recursion will allow us to handle nested groups.
+ SkipLastField();
+ } while (WireFormat.GetTagWireType(tag) != WireFormat.WireType.EndGroup);
+ recursionDepth--;
+ }
+
/// <summary>
/// Reads a double field from the stream.
/// </summary>
@@ -475,7 +504,7 @@ namespace Google.Protobuf int oldLimit = PushLimit(length);
++recursionDepth;
builder.MergeFrom(this);
- CheckLastTagWas(0);
+ CheckReadEndOfStreamTag();
// Check that we've read exactly as much data as expected.
if (!ReachedLimit)
{
diff --git a/csharp/src/Google.Protobuf/Collections/MapField.cs b/csharp/src/Google.Protobuf/Collections/MapField.cs index 5eb2c2fc..dc4b04cb 100644 --- a/csharp/src/Google.Protobuf/Collections/MapField.cs +++ b/csharp/src/Google.Protobuf/Collections/MapField.cs @@ -637,10 +637,9 @@ namespace Google.Protobuf.Collections { Value = codec.valueCodec.Read(input); } - else if (WireFormat.IsEndGroupTag(tag)) + else { - // TODO(jonskeet): Do we need this? (Given that we don't support groups...) - return; + input.SkipLastField(); } } } diff --git a/csharp/src/Google.Protobuf/FieldCodec.cs b/csharp/src/Google.Protobuf/FieldCodec.cs index 15d52c7d..20a1f438 100644 --- a/csharp/src/Google.Protobuf/FieldCodec.cs +++ b/csharp/src/Google.Protobuf/FieldCodec.cs @@ -304,12 +304,13 @@ namespace Google.Protobuf { value = codec.Read(input); } - if (WireFormat.IsEndGroupTag(tag)) + else { - break; + input.SkipLastField(); } + } - input.CheckLastTagWas(0); + input.CheckReadEndOfStreamTag(); input.PopLimit(oldLimit); return value; diff --git a/csharp/src/Google.Protobuf/InvalidProtocolBufferException.cs b/csharp/src/Google.Protobuf/InvalidProtocolBufferException.cs index 6905a6a3..01d55395 100644 --- a/csharp/src/Google.Protobuf/InvalidProtocolBufferException.cs +++ b/csharp/src/Google.Protobuf/InvalidProtocolBufferException.cs @@ -45,6 +45,12 @@ namespace Google.Protobuf {
}
+ internal static InvalidProtocolBufferException MoreDataAvailable()
+ {
+ return new InvalidProtocolBufferException(
+ "Completed reading a message while more data was available in the stream.");
+ }
+
internal static InvalidProtocolBufferException TruncatedMessage()
{
return new InvalidProtocolBufferException(
diff --git a/csharp/src/Google.Protobuf/MessageExtensions.cs b/csharp/src/Google.Protobuf/MessageExtensions.cs index ee78dc8d..d2d057c0 100644 --- a/csharp/src/Google.Protobuf/MessageExtensions.cs +++ b/csharp/src/Google.Protobuf/MessageExtensions.cs @@ -50,7 +50,7 @@ namespace Google.Protobuf Preconditions.CheckNotNull(data, "data"); CodedInputStream input = new CodedInputStream(data); message.MergeFrom(input); - input.CheckLastTagWas(0); + input.CheckReadEndOfStreamTag(); } /// <summary> @@ -64,7 +64,7 @@ namespace Google.Protobuf Preconditions.CheckNotNull(data, "data"); CodedInputStream input = data.CreateCodedInput(); message.MergeFrom(input); - input.CheckLastTagWas(0); + input.CheckReadEndOfStreamTag(); } /// <summary> @@ -78,7 +78,7 @@ namespace Google.Protobuf Preconditions.CheckNotNull(input, "input"); CodedInputStream codedInput = new CodedInputStream(input); message.MergeFrom(codedInput); - codedInput.CheckLastTagWas(0); + codedInput.CheckReadEndOfStreamTag(); } /// <summary> diff --git a/csharp/src/Google.Protobuf/Reflection/DescriptorProtoFile.cs b/csharp/src/Google.Protobuf/Reflection/DescriptorProtoFile.cs index d66bdb80..59c5e69b 100644 --- a/csharp/src/Google.Protobuf/Reflection/DescriptorProtoFile.cs +++ b/csharp/src/Google.Protobuf/Reflection/DescriptorProtoFile.cs @@ -242,10 +242,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { file_.AddEntriesFrom(input, _repeated_file_codec); @@ -539,10 +536,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -833,10 +827,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -1000,10 +991,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Start = input.ReadInt32(); @@ -1131,10 +1119,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Start = input.ReadInt32(); @@ -1424,10 +1409,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -1597,10 +1579,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -1741,10 +1720,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -1904,10 +1880,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -2059,10 +2032,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -2288,10 +2258,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -2716,10 +2683,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { JavaPackage = input.ReadString(); @@ -2969,10 +2933,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { MessageSetWireFormat = input.ReadBool(); @@ -3214,10 +3175,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { ctype_ = (global::Google.Protobuf.Reflection.FieldOptions.Types.CType) input.ReadEnum(); @@ -3397,10 +3355,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 16: { AllowAlias = input.ReadBool(); @@ -3524,10 +3479,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Deprecated = input.ReadBool(); @@ -3647,10 +3599,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 264: { Deprecated = input.ReadBool(); @@ -3770,10 +3719,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 264: { Deprecated = input.ReadBool(); @@ -4003,10 +3949,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 18: { name_.AddEntriesFrom(input, _repeated_name_codec); @@ -4155,10 +4098,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { NamePart_ = input.ReadString(); @@ -4261,10 +4201,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { location_.AddEntriesFrom(input, _repeated_location_codec); @@ -4431,10 +4368,7 @@ namespace Google.Protobuf.Reflection { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: case 8: { diff --git a/csharp/src/Google.Protobuf/WellKnownTypes/Any.cs b/csharp/src/Google.Protobuf/WellKnownTypes/Any.cs index 9fc653b0..204b37cf 100644 --- a/csharp/src/Google.Protobuf/WellKnownTypes/Any.cs +++ b/csharp/src/Google.Protobuf/WellKnownTypes/Any.cs @@ -150,10 +150,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { TypeUrl = input.ReadString(); diff --git a/csharp/src/Google.Protobuf/WellKnownTypes/Api.cs b/csharp/src/Google.Protobuf/WellKnownTypes/Api.cs index 8a94e7b0..a5f95093 100644 --- a/csharp/src/Google.Protobuf/WellKnownTypes/Api.cs +++ b/csharp/src/Google.Protobuf/WellKnownTypes/Api.cs @@ -213,10 +213,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -439,10 +436,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); diff --git a/csharp/src/Google.Protobuf/WellKnownTypes/Duration.cs b/csharp/src/Google.Protobuf/WellKnownTypes/Duration.cs index d74636d4..aa34f2d8 100644 --- a/csharp/src/Google.Protobuf/WellKnownTypes/Duration.cs +++ b/csharp/src/Google.Protobuf/WellKnownTypes/Duration.cs @@ -151,10 +151,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Seconds = input.ReadInt64(); diff --git a/csharp/src/Google.Protobuf/WellKnownTypes/Empty.cs b/csharp/src/Google.Protobuf/WellKnownTypes/Empty.cs index 0f1d7f50..7d699c1d 100644 --- a/csharp/src/Google.Protobuf/WellKnownTypes/Empty.cs +++ b/csharp/src/Google.Protobuf/WellKnownTypes/Empty.cs @@ -106,10 +106,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; } } diff --git a/csharp/src/Google.Protobuf/WellKnownTypes/FieldMask.cs b/csharp/src/Google.Protobuf/WellKnownTypes/FieldMask.cs index 9bd47a96..0dac4403 100644 --- a/csharp/src/Google.Protobuf/WellKnownTypes/FieldMask.cs +++ b/csharp/src/Google.Protobuf/WellKnownTypes/FieldMask.cs @@ -120,10 +120,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { paths_.AddEntriesFrom(input, _repeated_paths_codec); diff --git a/csharp/src/Google.Protobuf/WellKnownTypes/SourceContext.cs b/csharp/src/Google.Protobuf/WellKnownTypes/SourceContext.cs index ae79884f..8347999d 100644 --- a/csharp/src/Google.Protobuf/WellKnownTypes/SourceContext.cs +++ b/csharp/src/Google.Protobuf/WellKnownTypes/SourceContext.cs @@ -129,10 +129,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { FileName = input.ReadString(); diff --git a/csharp/src/Google.Protobuf/WellKnownTypes/Struct.cs b/csharp/src/Google.Protobuf/WellKnownTypes/Struct.cs index ea8b1055..1e8a8236 100644 --- a/csharp/src/Google.Protobuf/WellKnownTypes/Struct.cs +++ b/csharp/src/Google.Protobuf/WellKnownTypes/Struct.cs @@ -139,10 +139,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { fields_.AddEntriesFrom(input, _map_fields_codec); @@ -392,10 +389,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { kind_ = input.ReadEnum(); @@ -520,10 +514,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { values_.AddEntriesFrom(input, _repeated_values_codec); diff --git a/csharp/src/Google.Protobuf/WellKnownTypes/Timestamp.cs b/csharp/src/Google.Protobuf/WellKnownTypes/Timestamp.cs index 89355bdc..d7c0954f 100644 --- a/csharp/src/Google.Protobuf/WellKnownTypes/Timestamp.cs +++ b/csharp/src/Google.Protobuf/WellKnownTypes/Timestamp.cs @@ -151,10 +151,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Seconds = input.ReadInt64(); diff --git a/csharp/src/Google.Protobuf/WellKnownTypes/Type.cs b/csharp/src/Google.Protobuf/WellKnownTypes/Type.cs index 36116a65..ff2ecc57 100644 --- a/csharp/src/Google.Protobuf/WellKnownTypes/Type.cs +++ b/csharp/src/Google.Protobuf/WellKnownTypes/Type.cs @@ -226,10 +226,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -496,10 +493,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { kind_ = (global::Google.Protobuf.WellKnownTypes.Field.Types.Kind) input.ReadEnum(); @@ -716,10 +710,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -872,10 +863,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); @@ -1010,10 +998,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Name = input.ReadString(); diff --git a/csharp/src/Google.Protobuf/WellKnownTypes/Wrappers.cs b/csharp/src/Google.Protobuf/WellKnownTypes/Wrappers.cs index 19ed599d..9ecaf47c 100644 --- a/csharp/src/Google.Protobuf/WellKnownTypes/Wrappers.cs +++ b/csharp/src/Google.Protobuf/WellKnownTypes/Wrappers.cs @@ -138,10 +138,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 9: { Value = input.ReadDouble(); @@ -243,10 +240,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 13: { Value = input.ReadFloat(); @@ -348,10 +342,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Value = input.ReadInt64(); @@ -453,10 +444,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Value = input.ReadUInt64(); @@ -558,10 +546,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Value = input.ReadInt32(); @@ -663,10 +648,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Value = input.ReadUInt32(); @@ -768,10 +750,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 8: { Value = input.ReadBool(); @@ -873,10 +852,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Value = input.ReadString(); @@ -978,10 +954,7 @@ namespace Google.Protobuf.WellKnownTypes { while ((tag = input.ReadTag()) != 0) { switch(tag) { default: - if (pb::WireFormat.IsEndGroupTag(tag)) { - return; - } - input.ConsumeLastField(); + input.SkipLastField(); break; case 10: { Value = input.ReadBytes(); diff --git a/csharp/src/Google.Protobuf/WireFormat.cs b/csharp/src/Google.Protobuf/WireFormat.cs index bbd7e4f9..b0e4a41f 100644 --- a/csharp/src/Google.Protobuf/WireFormat.cs +++ b/csharp/src/Google.Protobuf/WireFormat.cs @@ -99,16 +99,6 @@ namespace Google.Protobuf }
/// <summary>
- /// Determines whether the given tag is an end group tag.
- /// </summary>
- /// <param name="tag">The tag to check.</param>
- /// <returns><c>true</c> if the given tag is an end group tag; <c>false</c> otherwise.</returns>
- public static bool IsEndGroupTag(uint tag)
- {
- return (WireType) (tag & TagTypeMask) == WireType.EndGroup;
- }
-
- /// <summary>
/// Given a tag value, determines the field number (the upper 29 bits).
/// </summary>
public static int GetTagFieldNumber(uint tag)
diff --git a/src/google/protobuf/compiler/csharp/csharp_message.cc b/src/google/protobuf/compiler/csharp/csharp_message.cc index 40c13de5..a71a7909 100644 --- a/src/google/protobuf/compiler/csharp/csharp_message.cc +++ b/src/google/protobuf/compiler/csharp/csharp_message.cc @@ -423,10 +423,7 @@ void MessageGenerator::GenerateMergingMethods(io::Printer* printer) { printer->Indent(); printer->Print( "default:\n" - " if (pb::WireFormat.IsEndGroupTag(tag)) {\n" - " return;\n" - " }\n" - " input.ConsumeLastField();\n" // We're not storing the data, but we still need to consume it. + " input.SkipLastField();\n" // We're not storing the data, but we still need to consume it. " break;\n"); for (int i = 0; i < fields_by_number().size(); i++) { const FieldDescriptor* field = fields_by_number()[i]; |