src/dawn/wire/ChunkedCommandSerializer.cpp

// Copyright 2020 The Dawn & Tint Authors
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#include "dawn/wire/ChunkedCommandSerializer.h"

namespace dawn::wire {

ChunkedCommandSerializer::ChunkedCommandSerializer(CommandSerializer* serializer)
    : mSerializer(serializer), mMaxAllocationSize(serializer->GetMaximumAllocationSize()) {}

void ChunkedCommandSerializer::SerializeChunkedCommand(const char* allocatedBuffer,
                                                       size_t remainingSize) {
    while (remainingSize > 0) {
        size_t chunkSize = std::min(remainingSize, mMaxAllocationSize);
        void* dst = mSerializer->GetCmdSpace(chunkSize);
        if (dst == nullptr) {
            return;
        }
        memcpy(dst, allocatedBuffer, chunkSize);

        allocatedBuffer += chunkSize;
        remainingSize -= chunkSize;
    }
}

}  // namespace dawn::wire