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Diffstat (limited to 'third_party/protobuf/3.6.0/src/google/protobuf/wire_format_lite_inl.h')
| -rw-r--r-- | third_party/protobuf/3.6.0/src/google/protobuf/wire_format_lite_inl.h | 996 |
1 files changed, 996 insertions, 0 deletions
diff --git a/third_party/protobuf/3.6.0/src/google/protobuf/wire_format_lite_inl.h b/third_party/protobuf/3.6.0/src/google/protobuf/wire_format_lite_inl.h new file mode 100644 index 0000000000..6cd2c2fbe2 --- /dev/null +++ b/third_party/protobuf/3.6.0/src/google/protobuf/wire_format_lite_inl.h @@ -0,0 +1,996 @@ +// 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. + +// Author: kenton@google.com (Kenton Varda) +// wink@google.com (Wink Saville) (refactored from wire_format.h) +// Based on original Protocol Buffers design by +// Sanjay Ghemawat, Jeff Dean, and others. + +#ifndef GOOGLE_PROTOBUF_WIRE_FORMAT_LITE_INL_H__ +#define GOOGLE_PROTOBUF_WIRE_FORMAT_LITE_INL_H__ + +#include <algorithm> +#include <string> +#include <google/protobuf/stubs/common.h> +#include <google/protobuf/stubs/logging.h> +#include <google/protobuf/message_lite.h> +#include <google/protobuf/repeated_field.h> +#include <google/protobuf/wire_format_lite.h> +#include <google/protobuf/io/coded_stream.h> +#include <google/protobuf/arenastring.h> + + +namespace google { +namespace protobuf { +namespace internal { + +// Implementation details of ReadPrimitive. + +template <> +inline bool WireFormatLite::ReadPrimitive<int32, WireFormatLite::TYPE_INT32>( + io::CodedInputStream* input, + int32* value) { + uint32 temp; + if (!input->ReadVarint32(&temp)) return false; + *value = static_cast<int32>(temp); + return true; +} +template <> +inline bool WireFormatLite::ReadPrimitive<int64, WireFormatLite::TYPE_INT64>( + io::CodedInputStream* input, + int64* value) { + uint64 temp; + if (!input->ReadVarint64(&temp)) return false; + *value = static_cast<int64>(temp); + return true; +} +template <> +inline bool WireFormatLite::ReadPrimitive<uint32, WireFormatLite::TYPE_UINT32>( + io::CodedInputStream* input, + uint32* value) { + return input->ReadVarint32(value); +} +template <> +inline bool WireFormatLite::ReadPrimitive<uint64, WireFormatLite::TYPE_UINT64>( + io::CodedInputStream* input, + uint64* value) { + return input->ReadVarint64(value); +} +template <> +inline bool WireFormatLite::ReadPrimitive<int32, WireFormatLite::TYPE_SINT32>( + io::CodedInputStream* input, + int32* value) { + uint32 temp; + if (!input->ReadVarint32(&temp)) return false; + *value = ZigZagDecode32(temp); + return true; +} +template <> +inline bool WireFormatLite::ReadPrimitive<int64, WireFormatLite::TYPE_SINT64>( + io::CodedInputStream* input, + int64* value) { + uint64 temp; + if (!input->ReadVarint64(&temp)) return false; + *value = ZigZagDecode64(temp); + return true; +} +template <> +inline bool WireFormatLite::ReadPrimitive<uint32, WireFormatLite::TYPE_FIXED32>( + io::CodedInputStream* input, + uint32* value) { + return input->ReadLittleEndian32(value); +} +template <> +inline bool WireFormatLite::ReadPrimitive<uint64, WireFormatLite::TYPE_FIXED64>( + io::CodedInputStream* input, + uint64* value) { + return input->ReadLittleEndian64(value); +} +template <> +inline bool WireFormatLite::ReadPrimitive<int32, WireFormatLite::TYPE_SFIXED32>( + io::CodedInputStream* input, + int32* value) { + uint32 temp; + if (!input->ReadLittleEndian32(&temp)) return false; + *value = static_cast<int32>(temp); + return true; +} +template <> +inline bool WireFormatLite::ReadPrimitive<int64, WireFormatLite::TYPE_SFIXED64>( + io::CodedInputStream* input, + int64* value) { + uint64 temp; + if (!input->ReadLittleEndian64(&temp)) return false; + *value = static_cast<int64>(temp); + return true; +} +template <> +inline bool WireFormatLite::ReadPrimitive<float, WireFormatLite::TYPE_FLOAT>( + io::CodedInputStream* input, + float* value) { + uint32 temp; + if (!input->ReadLittleEndian32(&temp)) return false; + *value = DecodeFloat(temp); + return true; +} +template <> +inline bool WireFormatLite::ReadPrimitive<double, WireFormatLite::TYPE_DOUBLE>( + io::CodedInputStream* input, + double* value) { + uint64 temp; + if (!input->ReadLittleEndian64(&temp)) return false; + *value = DecodeDouble(temp); + return true; +} +template <> +inline bool WireFormatLite::ReadPrimitive<bool, WireFormatLite::TYPE_BOOL>( + io::CodedInputStream* input, + bool* value) { + uint64 temp; + if (!input->ReadVarint64(&temp)) return false; + *value = temp != 0; + return true; +} +template <> +inline bool WireFormatLite::ReadPrimitive<int, WireFormatLite::TYPE_ENUM>( + io::CodedInputStream* input, + int* value) { + uint32 temp; + if (!input->ReadVarint32(&temp)) return false; + *value = static_cast<int>(temp); + return true; +} + +template <> +inline const uint8* WireFormatLite::ReadPrimitiveFromArray< + uint32, WireFormatLite::TYPE_FIXED32>( + const uint8* buffer, + uint32* value) { + return io::CodedInputStream::ReadLittleEndian32FromArray(buffer, value); +} +template <> +inline const uint8* WireFormatLite::ReadPrimitiveFromArray< + uint64, WireFormatLite::TYPE_FIXED64>( + const uint8* buffer, + uint64* value) { + return io::CodedInputStream::ReadLittleEndian64FromArray(buffer, value); +} +template <> +inline const uint8* WireFormatLite::ReadPrimitiveFromArray< + int32, WireFormatLite::TYPE_SFIXED32>( + const uint8* buffer, + int32* value) { + uint32 temp; + buffer = io::CodedInputStream::ReadLittleEndian32FromArray(buffer, &temp); + *value = static_cast<int32>(temp); + return buffer; +} +template <> +inline const uint8* WireFormatLite::ReadPrimitiveFromArray< + int64, WireFormatLite::TYPE_SFIXED64>( + const uint8* buffer, + int64* value) { + uint64 temp; + buffer = io::CodedInputStream::ReadLittleEndian64FromArray(buffer, &temp); + *value = static_cast<int64>(temp); + return buffer; +} +template <> +inline const uint8* WireFormatLite::ReadPrimitiveFromArray< + float, WireFormatLite::TYPE_FLOAT>( + const uint8* buffer, + float* value) { + uint32 temp; + buffer = io::CodedInputStream::ReadLittleEndian32FromArray(buffer, &temp); + *value = DecodeFloat(temp); + return buffer; +} +template <> +inline const uint8* WireFormatLite::ReadPrimitiveFromArray< + double, WireFormatLite::TYPE_DOUBLE>( + const uint8* buffer, + double* value) { + uint64 temp; + buffer = io::CodedInputStream::ReadLittleEndian64FromArray(buffer, &temp); + *value = DecodeDouble(temp); + return buffer; +} + +template <typename CType, enum WireFormatLite::FieldType DeclaredType> +inline bool WireFormatLite::ReadRepeatedPrimitive( + int, // tag_size, unused. + uint32 tag, + io::CodedInputStream* input, + RepeatedField<CType>* values) { + CType value; + if (!ReadPrimitive<CType, DeclaredType>(input, &value)) return false; + values->Add(value); + int elements_already_reserved = values->Capacity() - values->size(); + while (elements_already_reserved > 0 && input->ExpectTag(tag)) { + if (!ReadPrimitive<CType, DeclaredType>(input, &value)) return false; + values->AddAlreadyReserved(value); + elements_already_reserved--; + } + return true; +} + +template <typename CType, enum WireFormatLite::FieldType DeclaredType> +inline bool WireFormatLite::ReadRepeatedFixedSizePrimitive( + int tag_size, + uint32 tag, + io::CodedInputStream* input, + RepeatedField<CType>* values) { + GOOGLE_DCHECK_EQ(UInt32Size(tag), static_cast<size_t>(tag_size)); + CType value; + if (!ReadPrimitive<CType, DeclaredType>(input, &value)) + return false; + values->Add(value); + + // For fixed size values, repeated values can be read more quickly by + // reading directly from a raw array. + // + // We can get a tight loop by only reading as many elements as can be + // added to the RepeatedField without having to do any resizing. Additionally, + // we only try to read as many elements as are available from the current + // buffer space. Doing so avoids having to perform boundary checks when + // reading the value: the maximum number of elements that can be read is + // known outside of the loop. + const void* void_pointer; + int size; + input->GetDirectBufferPointerInline(&void_pointer, &size); + if (size > 0) { + const uint8* buffer = reinterpret_cast<const uint8*>(void_pointer); + // The number of bytes each type occupies on the wire. + const int per_value_size = tag_size + static_cast<int>(sizeof(value)); + + // parentheses around (std::min) prevents macro expansion of min(...) + int elements_available = + (std::min)(values->Capacity() - values->size(), size / per_value_size); + int num_read = 0; + while (num_read < elements_available && + (buffer = io::CodedInputStream::ExpectTagFromArray( + buffer, tag)) != NULL) { + buffer = ReadPrimitiveFromArray<CType, DeclaredType>(buffer, &value); + values->AddAlreadyReserved(value); + ++num_read; + } + const int read_bytes = num_read * per_value_size; + if (read_bytes > 0) { + input->Skip(read_bytes); + } + } + return true; +} + +// Specializations of ReadRepeatedPrimitive for the fixed size types, which use +// the optimized code path. +#define READ_REPEATED_FIXED_SIZE_PRIMITIVE(CPPTYPE, DECLARED_TYPE) \ +template <> \ +inline bool WireFormatLite::ReadRepeatedPrimitive< \ + CPPTYPE, WireFormatLite::DECLARED_TYPE>( \ + int tag_size, \ + uint32 tag, \ + io::CodedInputStream* input, \ + RepeatedField<CPPTYPE>* values) { \ + return ReadRepeatedFixedSizePrimitive< \ + CPPTYPE, WireFormatLite::DECLARED_TYPE>( \ + tag_size, tag, input, values); \ +} + +READ_REPEATED_FIXED_SIZE_PRIMITIVE(uint32, TYPE_FIXED32) +READ_REPEATED_FIXED_SIZE_PRIMITIVE(uint64, TYPE_FIXED64) +READ_REPEATED_FIXED_SIZE_PRIMITIVE(int32, TYPE_SFIXED32) +READ_REPEATED_FIXED_SIZE_PRIMITIVE(int64, TYPE_SFIXED64) +READ_REPEATED_FIXED_SIZE_PRIMITIVE(float, TYPE_FLOAT) +READ_REPEATED_FIXED_SIZE_PRIMITIVE(double, TYPE_DOUBLE) + +#undef READ_REPEATED_FIXED_SIZE_PRIMITIVE + +template <typename CType, enum WireFormatLite::FieldType DeclaredType> +bool WireFormatLite::ReadRepeatedPrimitiveNoInline( + int tag_size, + uint32 tag, + io::CodedInputStream* input, + RepeatedField<CType>* value) { + return ReadRepeatedPrimitive<CType, DeclaredType>( + tag_size, tag, input, value); +} + +template <typename CType, enum WireFormatLite::FieldType DeclaredType> +inline bool WireFormatLite::ReadPackedPrimitive(io::CodedInputStream* input, + RepeatedField<CType>* values) { + int length; + if (!input->ReadVarintSizeAsInt(&length)) return false; + io::CodedInputStream::Limit limit = input->PushLimit(length); + while (input->BytesUntilLimit() > 0) { + CType value; + if (!ReadPrimitive<CType, DeclaredType>(input, &value)) return false; + values->Add(value); + } + input->PopLimit(limit); + return true; +} + +template <typename CType, enum WireFormatLite::FieldType DeclaredType> +inline bool WireFormatLite::ReadPackedFixedSizePrimitive( + io::CodedInputStream* input, RepeatedField<CType>* values) { + int length; + if (!input->ReadVarintSizeAsInt(&length)) return false; + const int old_entries = values->size(); + const int new_entries = length / static_cast<int>(sizeof(CType)); + const int new_bytes = new_entries * static_cast<int>(sizeof(CType)); + if (new_bytes != length) return false; + // We would *like* to pre-allocate the buffer to write into (for + // speed), but *must* avoid performing a very large allocation due + // to a malicious user-supplied "length" above. So we have a fast + // path that pre-allocates when the "length" is less than a bound. + // We determine the bound by calling BytesUntilTotalBytesLimit() and + // BytesUntilLimit(). These return -1 to mean "no limit set". + // There are four cases: + // TotalBytesLimit Limit + // -1 -1 Use slow path. + // -1 >= 0 Use fast path if length <= Limit. + // >= 0 -1 Use slow path. + // >= 0 >= 0 Use fast path if length <= min(both limits). + int64 bytes_limit = input->BytesUntilTotalBytesLimit(); + if (bytes_limit == -1) { + bytes_limit = input->BytesUntilLimit(); + } else { + // parentheses around (std::min) prevents macro expansion of min(...) + bytes_limit = + (std::min)(bytes_limit, static_cast<int64>(input->BytesUntilLimit())); + } + if (bytes_limit >= new_bytes) { + // Fast-path that pre-allocates *values to the final size. +#if defined(PROTOBUF_LITTLE_ENDIAN) + values->Resize(old_entries + new_entries, 0); + // values->mutable_data() may change after Resize(), so do this after: + void* dest = reinterpret_cast<void*>(values->mutable_data() + old_entries); + if (!input->ReadRaw(dest, new_bytes)) { + values->Truncate(old_entries); + return false; + } +#else + values->Reserve(old_entries + new_entries); + CType value; + for (int i = 0; i < new_entries; ++i) { + if (!ReadPrimitive<CType, DeclaredType>(input, &value)) return false; + values->AddAlreadyReserved(value); + } +#endif + } else { + // This is the slow-path case where "length" may be too large to + // safely allocate. We read as much as we can into *values + // without pre-allocating "length" bytes. + CType value; + for (int i = 0; i < new_entries; ++i) { + if (!ReadPrimitive<CType, DeclaredType>(input, &value)) return false; + values->Add(value); + } + } + return true; +} + +// Specializations of ReadPackedPrimitive for the fixed size types, which use +// an optimized code path. +#define READ_REPEATED_PACKED_FIXED_SIZE_PRIMITIVE(CPPTYPE, DECLARED_TYPE) \ +template <> \ +inline bool WireFormatLite::ReadPackedPrimitive< \ + CPPTYPE, WireFormatLite::DECLARED_TYPE>( \ + io::CodedInputStream* input, \ + RepeatedField<CPPTYPE>* values) { \ + return ReadPackedFixedSizePrimitive< \ + CPPTYPE, WireFormatLite::DECLARED_TYPE>(input, values); \ +} + +READ_REPEATED_PACKED_FIXED_SIZE_PRIMITIVE(uint32, TYPE_FIXED32) +READ_REPEATED_PACKED_FIXED_SIZE_PRIMITIVE(uint64, TYPE_FIXED64) +READ_REPEATED_PACKED_FIXED_SIZE_PRIMITIVE(int32, TYPE_SFIXED32) +READ_REPEATED_PACKED_FIXED_SIZE_PRIMITIVE(int64, TYPE_SFIXED64) +READ_REPEATED_PACKED_FIXED_SIZE_PRIMITIVE(float, TYPE_FLOAT) +READ_REPEATED_PACKED_FIXED_SIZE_PRIMITIVE(double, TYPE_DOUBLE) + +#undef READ_REPEATED_PACKED_FIXED_SIZE_PRIMITIVE + +template <typename CType, enum WireFormatLite::FieldType DeclaredType> +bool WireFormatLite::ReadPackedPrimitiveNoInline(io::CodedInputStream* input, + RepeatedField<CType>* values) { + return ReadPackedPrimitive<CType, DeclaredType>(input, values); +} + + +template<typename MessageType> +inline bool WireFormatLite::ReadGroup( + int field_number, io::CodedInputStream* input, + MessageType* value) { + if (!input->IncrementRecursionDepth()) return false; + if (!value->MergePartialFromCodedStream(input)) return false; + input->UnsafeDecrementRecursionDepth(); + // Make sure the last thing read was an end tag for this group. + if (!input->LastTagWas(MakeTag(field_number, WIRETYPE_END_GROUP))) { + return false; + } + return true; +} +template<typename MessageType> +inline bool WireFormatLite::ReadMessage( + io::CodedInputStream* input, MessageType* value) { + int length; + if (!input->ReadVarintSizeAsInt(&length)) return false; + std::pair<io::CodedInputStream::Limit, int> p = + input->IncrementRecursionDepthAndPushLimit(length); + if (p.second < 0 || !value->MergePartialFromCodedStream(input)) return false; + // Make sure that parsing stopped when the limit was hit, not at an endgroup + // tag. + return input->DecrementRecursionDepthAndPopLimit(p.first); +} + +// =================================================================== + +inline void WireFormatLite::WriteTag(int field_number, WireType type, + io::CodedOutputStream* output) { + output->WriteTag(MakeTag(field_number, type)); +} + +inline void WireFormatLite::WriteInt32NoTag(int32 value, + io::CodedOutputStream* output) { + output->WriteVarint32SignExtended(value); +} +inline void WireFormatLite::WriteInt64NoTag(int64 value, + io::CodedOutputStream* output) { + output->WriteVarint64(static_cast<uint64>(value)); +} +inline void WireFormatLite::WriteUInt32NoTag(uint32 value, + io::CodedOutputStream* output) { + output->WriteVarint32(value); +} +inline void WireFormatLite::WriteUInt64NoTag(uint64 value, + io::CodedOutputStream* output) { + output->WriteVarint64(value); +} +inline void WireFormatLite::WriteSInt32NoTag(int32 value, + io::CodedOutputStream* output) { + output->WriteVarint32(ZigZagEncode32(value)); +} +inline void WireFormatLite::WriteSInt64NoTag(int64 value, + io::CodedOutputStream* output) { + output->WriteVarint64(ZigZagEncode64(value)); +} +inline void WireFormatLite::WriteFixed32NoTag(uint32 value, + io::CodedOutputStream* output) { + output->WriteLittleEndian32(value); +} +inline void WireFormatLite::WriteFixed64NoTag(uint64 value, + io::CodedOutputStream* output) { + output->WriteLittleEndian64(value); +} +inline void WireFormatLite::WriteSFixed32NoTag(int32 value, + io::CodedOutputStream* output) { + output->WriteLittleEndian32(static_cast<uint32>(value)); +} +inline void WireFormatLite::WriteSFixed64NoTag(int64 value, + io::CodedOutputStream* output) { + output->WriteLittleEndian64(static_cast<uint64>(value)); +} +inline void WireFormatLite::WriteFloatNoTag(float value, + io::CodedOutputStream* output) { + output->WriteLittleEndian32(EncodeFloat(value)); +} +inline void WireFormatLite::WriteDoubleNoTag(double value, + io::CodedOutputStream* output) { + output->WriteLittleEndian64(EncodeDouble(value)); +} +inline void WireFormatLite::WriteBoolNoTag(bool value, + io::CodedOutputStream* output) { + output->WriteVarint32(value ? 1 : 0); +} +inline void WireFormatLite::WriteEnumNoTag(int value, + io::CodedOutputStream* output) { + output->WriteVarint32SignExtended(value); +} + +// See comment on ReadGroupNoVirtual to understand the need for this template +// parameter name. +template<typename MessageType_WorkAroundCppLookupDefect> +inline void WireFormatLite::WriteGroupNoVirtual( + int field_number, const MessageType_WorkAroundCppLookupDefect& value, + io::CodedOutputStream* output) { + WriteTag(field_number, WIRETYPE_START_GROUP, output); + value.MessageType_WorkAroundCppLookupDefect::SerializeWithCachedSizes(output); + WriteTag(field_number, WIRETYPE_END_GROUP, output); +} +template<typename MessageType_WorkAroundCppLookupDefect> +inline void WireFormatLite::WriteMessageNoVirtual( + int field_number, const MessageType_WorkAroundCppLookupDefect& value, + io::CodedOutputStream* output) { + WriteTag(field_number, WIRETYPE_LENGTH_DELIMITED, output); + output->WriteVarint32( + value.MessageType_WorkAroundCppLookupDefect::GetCachedSize()); + value.MessageType_WorkAroundCppLookupDefect::SerializeWithCachedSizes(output); +} + +// =================================================================== + +inline uint8* WireFormatLite::WriteTagToArray(int field_number, + WireType type, + uint8* target) { + return io::CodedOutputStream::WriteTagToArray(MakeTag(field_number, type), + target); +} + +inline uint8* WireFormatLite::WriteInt32NoTagToArray(int32 value, + uint8* target) { + return io::CodedOutputStream::WriteVarint32SignExtendedToArray(value, target); +} +inline uint8* WireFormatLite::WriteInt64NoTagToArray(int64 value, + uint8* target) { + return io::CodedOutputStream::WriteVarint64ToArray( + static_cast<uint64>(value), target); +} +inline uint8* WireFormatLite::WriteUInt32NoTagToArray(uint32 value, + uint8* target) { + return io::CodedOutputStream::WriteVarint32ToArray(value, target); +} +inline uint8* WireFormatLite::WriteUInt64NoTagToArray(uint64 value, + uint8* target) { + return io::CodedOutputStream::WriteVarint64ToArray(value, target); +} +inline uint8* WireFormatLite::WriteSInt32NoTagToArray(int32 value, + uint8* target) { + return io::CodedOutputStream::WriteVarint32ToArray(ZigZagEncode32(value), + target); +} +inline uint8* WireFormatLite::WriteSInt64NoTagToArray(int64 value, + uint8* target) { + return io::CodedOutputStream::WriteVarint64ToArray(ZigZagEncode64(value), + target); +} +inline uint8* WireFormatLite::WriteFixed32NoTagToArray(uint32 value, + uint8* target) { + return io::CodedOutputStream::WriteLittleEndian32ToArray(value, target); +} +inline uint8* WireFormatLite::WriteFixed64NoTagToArray(uint64 value, + uint8* target) { + return io::CodedOutputStream::WriteLittleEndian64ToArray(value, target); +} +inline uint8* WireFormatLite::WriteSFixed32NoTagToArray(int32 value, + uint8* target) { + return io::CodedOutputStream::WriteLittleEndian32ToArray( + static_cast<uint32>(value), target); +} +inline uint8* WireFormatLite::WriteSFixed64NoTagToArray(int64 value, + uint8* target) { + return io::CodedOutputStream::WriteLittleEndian64ToArray( + static_cast<uint64>(value), target); +} +inline uint8* WireFormatLite::WriteFloatNoTagToArray(float value, + uint8* target) { + return io::CodedOutputStream::WriteLittleEndian32ToArray(EncodeFloat(value), + target); +} +inline uint8* WireFormatLite::WriteDoubleNoTagToArray(double value, + uint8* target) { + return io::CodedOutputStream::WriteLittleEndian64ToArray(EncodeDouble(value), + target); +} +inline uint8* WireFormatLite::WriteBoolNoTagToArray(bool value, + uint8* target) { + return io::CodedOutputStream::WriteVarint32ToArray(value ? 1 : 0, target); +} +inline uint8* WireFormatLite::WriteEnumNoTagToArray(int value, + uint8* target) { + return io::CodedOutputStream::WriteVarint32SignExtendedToArray(value, target); +} + +template<typename T> +inline uint8* WireFormatLite::WritePrimitiveNoTagToArray( + const RepeatedField<T>& value, + uint8* (*Writer)(T, uint8*), uint8* target) { + const int n = value.size(); + GOOGLE_DCHECK_GT(n, 0); + + const T* ii = value.unsafe_data(); + int i = 0; + do { + target = Writer(ii[i], target); + } while (++i < n); + + return target; +} + +template<typename T> +inline uint8* WireFormatLite::WriteFixedNoTagToArray( + const RepeatedField<T>& value, + uint8* (*Writer)(T, uint8*), uint8* target) { +#if defined(PROTOBUF_LITTLE_ENDIAN) + (void) Writer; + + const int n = value.size(); + GOOGLE_DCHECK_GT(n, 0); + + const T* ii = value.unsafe_data(); + const int bytes = n * static_cast<int>(sizeof(ii[0])); + memcpy(target, ii, static_cast<size_t>(bytes)); + return target + bytes; +#else + return WritePrimitiveNoTagToArray(value, Writer, target); +#endif +} + +inline uint8* WireFormatLite::WriteInt32NoTagToArray( + const RepeatedField< int32>& value, uint8* target) { + return WritePrimitiveNoTagToArray(value, WriteInt32NoTagToArray, target); +} +inline uint8* WireFormatLite::WriteInt64NoTagToArray( + const RepeatedField< int64>& value, uint8* target) { + return WritePrimitiveNoTagToArray(value, WriteInt64NoTagToArray, target); +} +inline uint8* WireFormatLite::WriteUInt32NoTagToArray( + const RepeatedField<uint32>& value, uint8* target) { + return WritePrimitiveNoTagToArray(value, WriteUInt32NoTagToArray, target); +} +inline uint8* WireFormatLite::WriteUInt64NoTagToArray( + const RepeatedField<uint64>& value, uint8* target) { + return WritePrimitiveNoTagToArray(value, WriteUInt64NoTagToArray, target); +} +inline uint8* WireFormatLite::WriteSInt32NoTagToArray( + const RepeatedField< int32>& value, uint8* target) { + return WritePrimitiveNoTagToArray(value, WriteSInt32NoTagToArray, target); +} +inline uint8* WireFormatLite::WriteSInt64NoTagToArray( + const RepeatedField< int64>& value, uint8* target) { + return WritePrimitiveNoTagToArray(value, WriteSInt64NoTagToArray, target); +} +inline uint8* WireFormatLite::WriteFixed32NoTagToArray( + const RepeatedField<uint32>& value, uint8* target) { + return WriteFixedNoTagToArray(value, WriteFixed32NoTagToArray, target); +} +inline uint8* WireFormatLite::WriteFixed64NoTagToArray( + const RepeatedField<uint64>& value, uint8* target) { + return WriteFixedNoTagToArray(value, WriteFixed64NoTagToArray, target); +} +inline uint8* WireFormatLite::WriteSFixed32NoTagToArray( + const RepeatedField< int32>& value, uint8* target) { + return WriteFixedNoTagToArray(value, WriteSFixed32NoTagToArray, target); +} +inline uint8* WireFormatLite::WriteSFixed64NoTagToArray( + const RepeatedField< int64>& value, uint8* target) { + return WriteFixedNoTagToArray(value, WriteSFixed64NoTagToArray, target); +} +inline uint8* WireFormatLite::WriteFloatNoTagToArray( + const RepeatedField< float>& value, uint8* target) { + return WriteFixedNoTagToArray(value, WriteFloatNoTagToArray, target); +} +inline uint8* WireFormatLite::WriteDoubleNoTagToArray( + const RepeatedField<double>& value, uint8* target) { + return WriteFixedNoTagToArray(value, WriteDoubleNoTagToArray, target); +} +inline uint8* WireFormatLite::WriteBoolNoTagToArray( + const RepeatedField< bool>& value, uint8* target) { + return WritePrimitiveNoTagToArray(value, WriteBoolNoTagToArray, target); +} +inline uint8* WireFormatLite::WriteEnumNoTagToArray( + const RepeatedField< int>& value, uint8* target) { + return WritePrimitiveNoTagToArray(value, WriteEnumNoTagToArray, target); +} + +inline uint8* WireFormatLite::WriteInt32ToArray(int field_number, + int32 value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_VARINT, target); + return WriteInt32NoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteInt64ToArray(int field_number, + int64 value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_VARINT, target); + return WriteInt64NoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteUInt32ToArray(int field_number, + uint32 value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_VARINT, target); + return WriteUInt32NoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteUInt64ToArray(int field_number, + uint64 value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_VARINT, target); + return WriteUInt64NoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteSInt32ToArray(int field_number, + int32 value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_VARINT, target); + return WriteSInt32NoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteSInt64ToArray(int field_number, + int64 value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_VARINT, target); + return WriteSInt64NoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteFixed32ToArray(int field_number, + uint32 value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_FIXED32, target); + return WriteFixed32NoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteFixed64ToArray(int field_number, + uint64 value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_FIXED64, target); + return WriteFixed64NoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteSFixed32ToArray(int field_number, + int32 value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_FIXED32, target); + return WriteSFixed32NoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteSFixed64ToArray(int field_number, + int64 value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_FIXED64, target); + return WriteSFixed64NoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteFloatToArray(int field_number, + float value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_FIXED32, target); + return WriteFloatNoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteDoubleToArray(int field_number, + double value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_FIXED64, target); + return WriteDoubleNoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteBoolToArray(int field_number, + bool value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_VARINT, target); + return WriteBoolNoTagToArray(value, target); +} +inline uint8* WireFormatLite::WriteEnumToArray(int field_number, + int value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_VARINT, target); + return WriteEnumNoTagToArray(value, target); +} + +template<typename T> +inline uint8* WireFormatLite::WritePrimitiveToArray( + int field_number, + const RepeatedField<T>& value, + uint8* (*Writer)(int, T, uint8*), uint8* target) { + const int n = value.size(); + if (n == 0) { + return target; + } + + const T* ii = value.unsafe_data(); + int i = 0; + do { + target = Writer(field_number, ii[i], target); + } while (++i < n); + + return target; +} + +inline uint8* WireFormatLite::WriteInt32ToArray( + int field_number, const RepeatedField< int32>& value, uint8* target) { + return WritePrimitiveToArray(field_number, value, WriteInt32ToArray, target); +} +inline uint8* WireFormatLite::WriteInt64ToArray( + int field_number, const RepeatedField< int64>& value, uint8* target) { + return WritePrimitiveToArray(field_number, value, WriteInt64ToArray, target); +} +inline uint8* WireFormatLite::WriteUInt32ToArray( + int field_number, const RepeatedField<uint32>& value, uint8* target) { + return WritePrimitiveToArray(field_number, value, WriteUInt32ToArray, target); +} +inline uint8* WireFormatLite::WriteUInt64ToArray( + int field_number, const RepeatedField<uint64>& value, uint8* target) { + return WritePrimitiveToArray(field_number, value, WriteUInt64ToArray, target); +} +inline uint8* WireFormatLite::WriteSInt32ToArray( + int field_number, const RepeatedField< int32>& value, uint8* target) { + return WritePrimitiveToArray(field_number, value, WriteSInt32ToArray, target); +} +inline uint8* WireFormatLite::WriteSInt64ToArray( + int field_number, const RepeatedField< int64>& value, uint8* target) { + return WritePrimitiveToArray(field_number, value, WriteSInt64ToArray, target); +} +inline uint8* WireFormatLite::WriteFixed32ToArray( + int field_number, const RepeatedField<uint32>& value, uint8* target) { + return WritePrimitiveToArray( + field_number, value, WriteFixed32ToArray, target); +} +inline uint8* WireFormatLite::WriteFixed64ToArray( + int field_number, const RepeatedField<uint64>& value, uint8* target) { + return WritePrimitiveToArray( + field_number, value, WriteFixed64ToArray, target); +} +inline uint8* WireFormatLite::WriteSFixed32ToArray( + int field_number, const RepeatedField< int32>& value, uint8* target) { + return WritePrimitiveToArray( + field_number, value, WriteSFixed32ToArray, target); +} +inline uint8* WireFormatLite::WriteSFixed64ToArray( + int field_number, const RepeatedField< int64>& value, uint8* target) { + return WritePrimitiveToArray( + field_number, value, WriteSFixed64ToArray, target); +} +inline uint8* WireFormatLite::WriteFloatToArray( + int field_number, const RepeatedField< float>& value, uint8* target) { + return WritePrimitiveToArray(field_number, value, WriteFloatToArray, target); +} +inline uint8* WireFormatLite::WriteDoubleToArray( + int field_number, const RepeatedField<double>& value, uint8* target) { + return WritePrimitiveToArray(field_number, value, WriteDoubleToArray, target); +} +inline uint8* WireFormatLite::WriteBoolToArray( + int field_number, const RepeatedField< bool>& value, uint8* target) { + return WritePrimitiveToArray(field_number, value, WriteBoolToArray, target); +} +inline uint8* WireFormatLite::WriteEnumToArray( + int field_number, const RepeatedField< int>& value, uint8* target) { + return WritePrimitiveToArray(field_number, value, WriteEnumToArray, target); +} +inline uint8* WireFormatLite::WriteStringToArray(int field_number, + const string& value, + uint8* target) { + // String is for UTF-8 text only + // WARNING: In wire_format.cc, both strings and bytes are handled by + // WriteString() to avoid code duplication. If the implementations become + // different, you will need to update that usage. + target = WriteTagToArray(field_number, WIRETYPE_LENGTH_DELIMITED, target); + return io::CodedOutputStream::WriteStringWithSizeToArray(value, target); +} +inline uint8* WireFormatLite::WriteBytesToArray(int field_number, + const string& value, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_LENGTH_DELIMITED, target); + return io::CodedOutputStream::WriteStringWithSizeToArray(value, target); +} + + +template<typename MessageType> +inline uint8* WireFormatLite::InternalWriteGroupToArray( + int field_number, const MessageType& value, bool deterministic, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_START_GROUP, target); + target = value.InternalSerializeWithCachedSizesToArray(deterministic, target); + return WriteTagToArray(field_number, WIRETYPE_END_GROUP, target); +} +template<typename MessageType> +inline uint8* WireFormatLite::InternalWriteMessageToArray( + int field_number, const MessageType& value, bool deterministic, + uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_LENGTH_DELIMITED, target); + target = io::CodedOutputStream::WriteVarint32ToArray( + static_cast<uint32>(value.GetCachedSize()), target); + return value.InternalSerializeWithCachedSizesToArray(deterministic, target); +} + +// See comment on ReadGroupNoVirtual to understand the need for this template +// parameter name. +template<typename MessageType_WorkAroundCppLookupDefect> +inline uint8* WireFormatLite::InternalWriteGroupNoVirtualToArray( + int field_number, const MessageType_WorkAroundCppLookupDefect& value, + bool deterministic, uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_START_GROUP, target); + target = value.MessageType_WorkAroundCppLookupDefect:: + InternalSerializeWithCachedSizesToArray(deterministic, target); + return WriteTagToArray(field_number, WIRETYPE_END_GROUP, target); +} +template<typename MessageType_WorkAroundCppLookupDefect> +inline uint8* WireFormatLite::InternalWriteMessageNoVirtualToArray( + int field_number, const MessageType_WorkAroundCppLookupDefect& value, + bool deterministic, uint8* target) { + target = WriteTagToArray(field_number, WIRETYPE_LENGTH_DELIMITED, target); + target = io::CodedOutputStream::WriteVarint32ToArray( + static_cast<uint32>( + value.MessageType_WorkAroundCppLookupDefect::GetCachedSize()), + target); + return value.MessageType_WorkAroundCppLookupDefect:: + InternalSerializeWithCachedSizesToArray(deterministic, target); +} + +// =================================================================== + +inline size_t WireFormatLite::Int32Size(int32 value) { + return io::CodedOutputStream::VarintSize32SignExtended(value); +} +inline size_t WireFormatLite::Int64Size(int64 value) { + return io::CodedOutputStream::VarintSize64(static_cast<uint64>(value)); +} +inline size_t WireFormatLite::UInt32Size(uint32 value) { + return io::CodedOutputStream::VarintSize32(value); +} +inline size_t WireFormatLite::UInt64Size(uint64 value) { + return io::CodedOutputStream::VarintSize64(value); +} +inline size_t WireFormatLite::SInt32Size(int32 value) { + return io::CodedOutputStream::VarintSize32(ZigZagEncode32(value)); +} +inline size_t WireFormatLite::SInt64Size(int64 value) { + return io::CodedOutputStream::VarintSize64(ZigZagEncode64(value)); +} +inline size_t WireFormatLite::EnumSize(int value) { + return io::CodedOutputStream::VarintSize32SignExtended(value); +} + +inline size_t WireFormatLite::StringSize(const string& value) { + return LengthDelimitedSize(value.size()); +} +inline size_t WireFormatLite::BytesSize(const string& value) { + return LengthDelimitedSize(value.size()); +} + + +template<typename MessageType> +inline size_t WireFormatLite::GroupSize(const MessageType& value) { + return value.ByteSizeLong(); +} +template<typename MessageType> +inline size_t WireFormatLite::MessageSize(const MessageType& value) { + return LengthDelimitedSize(value.ByteSizeLong()); +} + +// See comment on ReadGroupNoVirtual to understand the need for this template +// parameter name. +template<typename MessageType_WorkAroundCppLookupDefect> +inline size_t WireFormatLite::GroupSizeNoVirtual( + const MessageType_WorkAroundCppLookupDefect& value) { + return value.MessageType_WorkAroundCppLookupDefect::ByteSizeLong(); +} +template<typename MessageType_WorkAroundCppLookupDefect> +inline size_t WireFormatLite::MessageSizeNoVirtual( + const MessageType_WorkAroundCppLookupDefect& value) { + return LengthDelimitedSize( + value.MessageType_WorkAroundCppLookupDefect::ByteSizeLong()); +} + +inline size_t WireFormatLite::LengthDelimitedSize(size_t length) { + // The static_cast here prevents an error in certain compiler configurations + // but is not technically correct--if length is too large to fit in a uint32 + // then it will be silently truncated. We will need to fix this if we ever + // decide to start supporting serialized messages greater than 2 GiB in size. + return length + io::CodedOutputStream::VarintSize32( + static_cast<uint32>(length)); +} + +} // namespace internal +} // namespace protobuf + +} // namespace google +#endif // GOOGLE_PROTOBUF_WIRE_FORMAT_LITE_INL_H__ |