mirror of https://github.com/openXC7/prjxray.git
34 lines
939 B
C
34 lines
939 B
C
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#ifndef ECC_H_
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#define ECC_H_
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#include <cstdint>
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#include <string>
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#include <unordered_map>
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#include <vector>
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class ECC {
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public:
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ECC(const std::string& architecture, size_t words_per_frame)
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: architecture_(architecture),
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frame_words_(words_per_frame),
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ecc_word_(ecc_word_per_architecture.at(architecture)) {}
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void UpdateFrameECC(std::vector<uint32_t>& data) const;
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private:
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const std::string architecture_;
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const size_t frame_words_;
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const size_t ecc_word_;
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static const std::unordered_map<std::string, size_t>
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ecc_word_per_architecture;
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uint64_t CalculateECC(const std::vector<uint32_t>& words) const;
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uint64_t GetUSEccFrameOffset(int word, int bit) const;
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uint32_t GetSeries7WordEcc(uint32_t idx,
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uint32_t data,
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uint32_t ecc) const;
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uint64_t GetUSWordEcc(uint32_t idx, uint32_t data, uint64_t ecc) const;
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};
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#endif // ECC_H_
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