74 lines
2.2 KiB
C++
74 lines
2.2 KiB
C++
#include "serialize.h"
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namespace yunq {
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namespace {
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const uint64_t kIdentByte = 0x33441122;
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} // namespace
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void Serializer::WriteHeader() {
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buffer_.WriteAt<uint32_t>(offset_ + 0, kIdentByte);
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buffer_.WriteAt<uint32_t>(offset_ + 4, core_size_);
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buffer_.WriteAt<uint32_t>(offset_ + 8, next_extension_);
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buffer_.WriteAt<uint32_t>(offset_ + 12, 0); // TODO: Calculate CRC32.
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}
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template <>
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void Serializer::WriteField<uint64_t>(uint64_t field_index,
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const uint64_t& value) {
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buffer_.WriteAt<uint64_t>(field_offset(field_index), value);
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}
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template <>
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void Serializer::WriteField<int64_t>(uint64_t field_index,
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const int64_t& value) {
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buffer_.WriteAt<int64_t>(field_offset(field_index), value);
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}
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template <>
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void Serializer::WriteField<glcr::String>(uint64_t field_index,
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const glcr::String& value) {
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ExtensionPointer ptr{
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.offset = (uint32_t)next_extension_,
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// FIXME: Check downcast of str length.
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.length = (uint32_t)value.length(),
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};
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buffer_.WriteStringAt(offset_ + next_extension_, value);
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next_extension_ += ptr.length;
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buffer_.WriteAt<ExtensionPointer>(field_offset(field_index), ptr);
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}
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template <>
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void Serializer::WriteRepeated<uint64_t>(uint64_t field_index,
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const glcr::Vector<uint64_t>& value) {
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ExtensionPointer ptr{
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.offset = (uint32_t)next_extension_,
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.length = (uint32_t)(value.size() * sizeof(uint64_t)),
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};
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next_extension_ += ptr.length;
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buffer_.WriteAt<ExtensionPointer>(field_offset(field_index), ptr);
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for (uint64_t i = 0; i < value.size(); i++) {
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uint32_t ext_offset = offset_ + ptr.offset + (i * sizeof(uint64_t));
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buffer_.WriteAt<uint64_t>(ext_offset, value.at(i));
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}
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}
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void Serializer::WriteCapability(uint64_t field_index, uint64_t value) {
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if (caps_) {
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buffer_.WriteAt<uint64_t>(field_offset(field_index), next_cap_);
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caps_.value().get().WriteAt(next_cap_++, value);
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} else {
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WriteField<uint64_t>(field_index, value);
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}
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}
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void Serializer::WriteRepeatedCapability(uint64_t field_index,
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const glcr::Vector<uint64_t>& value) {}
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} // namespace yunq
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