session-ios/Libraries/ProtocolBuffers/WireFormat.h

39 lines
1.6 KiB
C

// Copyright 2008 Cyrus Najmabadi
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
typedef enum {
PBWireFormatVarint = 0,
PBWireFormatFixed64 = 1,
PBWireFormatLengthDelimited = 2,
PBWireFormatStartGroup = 3,
PBWireFormatEndGroup = 4,
PBWireFormatFixed32 = 5,
PBWireFormatTagTypeBits = 3,
PBWireFormatTagTypeMask = 7 /* = (1 << PBWireFormatTagTypeBits) - 1*/,
PBWireFormatMessageSetItem = 1,
PBWireFormatMessageSetTypeId = 2,
PBWireFormatMessageSetMessage = 3
} PBWireFormat;
int32_t PBWireFormatMakeTag(int32_t fieldNumber, int32_t wireType);
int32_t PBWireFormatGetTagWireType(int32_t tag);
int32_t PBWireFormatGetTagFieldNumber(int32_t tag);
#define PBWireFormatMessageSetItemTag (PBWireFormatMakeTag(PBWireFormatMessageSetItem, PBWireFormatStartGroup))
#define PBWireFormatMessageSetItemEndTag (PBWireFormatMakeTag(PBWireFormatMessageSetItem, PBWireFormatEndGroup))
#define PBWireFormatMessageSetTypeIdTag (PBWireFormatMakeTag(PBWireFormatMessageSetTypeId, PBWireFormatVarint))
#define PBWireFormatMessageSetMessageTag (PBWireFormatMakeTag(PBWireFormatMessageSetMessage, PBWireFormatLengthDelimited))