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diff --git a/objectivec/GPBWireFormat.m b/objectivec/GPBWireFormat.m
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-// Protocol Buffers - Google's data interchange format
-// Copyright 2008 Google Inc. All rights reserved.
-// https://developers.google.com/protocol-buffers/
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-// * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-// * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-// * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#import "GPBWireFormat.h"
-
-#import "GPBUtilities_PackagePrivate.h"
-
-enum {
- GPBWireFormatTagTypeBits = 3,
- GPBWireFormatTagTypeMask = 7 /* = (1 << GPBWireFormatTagTypeBits) - 1 */,
-};
-
-uint32_t GPBWireFormatMakeTag(uint32_t fieldNumber, GPBWireFormat wireType) {
- return (fieldNumber << GPBWireFormatTagTypeBits) | wireType;
-}
-
-GPBWireFormat GPBWireFormatGetTagWireType(uint32_t tag) {
- return (GPBWireFormat)(tag & GPBWireFormatTagTypeMask);
-}
-
-uint32_t GPBWireFormatGetTagFieldNumber(uint32_t tag) {
- return GPBLogicalRightShift32(tag, GPBWireFormatTagTypeBits);
-}
-
-BOOL GPBWireFormatIsValidTag(uint32_t tag) {
- uint32_t formatBits = (tag & GPBWireFormatTagTypeMask);
- // The valid GPBWireFormat* values are 0-5, anything else is not a valid tag.
- BOOL result = (formatBits <= 5);
- return result;
-}
-
-GPBWireFormat GPBWireFormatForType(GPBDataType type, BOOL isPacked) {
- if (isPacked) {
- return GPBWireFormatLengthDelimited;
- }
-
- static const GPBWireFormat format[GPBDataType_Count] = {
- GPBWireFormatVarint, // GPBDataTypeBool
- GPBWireFormatFixed32, // GPBDataTypeFixed32
- GPBWireFormatFixed32, // GPBDataTypeSFixed32
- GPBWireFormatFixed32, // GPBDataTypeFloat
- GPBWireFormatFixed64, // GPBDataTypeFixed64
- GPBWireFormatFixed64, // GPBDataTypeSFixed64
- GPBWireFormatFixed64, // GPBDataTypeDouble
- GPBWireFormatVarint, // GPBDataTypeInt32
- GPBWireFormatVarint, // GPBDataTypeInt64
- GPBWireFormatVarint, // GPBDataTypeSInt32
- GPBWireFormatVarint, // GPBDataTypeSInt64
- GPBWireFormatVarint, // GPBDataTypeUInt32
- GPBWireFormatVarint, // GPBDataTypeUInt64
- GPBWireFormatLengthDelimited, // GPBDataTypeBytes
- GPBWireFormatLengthDelimited, // GPBDataTypeString
- GPBWireFormatLengthDelimited, // GPBDataTypeMessage
- GPBWireFormatStartGroup, // GPBDataTypeGroup
- GPBWireFormatVarint // GPBDataTypeEnum
- };
- return format[type];
-}