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galera/src/write_set.cpp

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    return (gu::serial_size4(ws.keys_) + gu::serial_size4(ws.data_));

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}

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std::pair<size_t, size_t>

 

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galera::WriteSet::segment(const gu::byte_t* buf, size_t buf_len, size_t offset)

 

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{

 

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    uint32_t data_len;

 

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    offset = gu::unserialize4(buf, buf_len, offset, data_len);

 

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    if (offset + data_len > buf_len) gu_throw_error(EMSGSIZE);

 

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    return std::pair<size_t, size_t>(offset, data_len);

 

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}

 

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size_t galera::WriteSet::keys(const gu::byte_t* buf,

 

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                              size_t buf_len, size_t offset, int version,

 

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                              KeySequence& ks)

 

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{

 

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    std::pair<size_t, size_t> seg(segment(buf, buf_len, offset));

 

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    offset = seg.first;

 

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    const size_t seg_end(seg.first + seg.second);

 

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    assert(seg_end <= buf_len);

 

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    while (offset < seg_end)

 

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    {

 

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        Key key(version);

 

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        if ((offset = unserialize(buf, buf_len, offset, key)) == 0)

 

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        {

 

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            gu_throw_fatal << "failed to unserialize key";

 

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        }

 

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        ks.push_back(key);

 

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    }

 

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    assert(offset == seg_end);

 

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    return offset;

 

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}

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void galera::WriteSet::append_key(const Key& key)

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{

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