schrandr/edid.cpp at master · joeda/schrandr · GitHub

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#include <iostream>
#include <sstream>
#include <iomanip>

#include "edid.h"

namespace schrandr {

    Edid::Edid(uint8_t *edid, size_t array_length):
        array_length_(array_length)
        {
            if ((array_length != EDID_v1) && (array_length_ != EDID_v2)) {
                std::cout << "Invalid EDID! Expected Byte-Array of length "
                    << std::to_string(EDID_v1) << " or "
                    << std::to_string(EDID_v2) << " but got array of length "
                    << std::to_string(array_length) << std::endl;
                exit(1);
            }
            std::ostringstream oss;
            for (int i = 0; i < array_length_; i++) {
                oss << std::setw(2) << std::setfill('0') << std::hex << (int) edid[i];
            }
            edid_ = oss.str();
        }

    Edid::Edid(std::string edid):
        edid_(edid)
        {
            array_length_ = edid.size() * 2;
        }

    Edid::Edid()
        {}

    std::string Edid::to_string()const
    {
        return edid_;
    }

    void Edid::set_edid(std::string edid)
    {
        edid_ = edid;
        array_length_ = edid.size() * 2;
    }

    void Edid::set_edid(uint8_t *edid, size_t array_length)
    {
        if (array_length != array_length_) {
            std::cout << "Invalid EDID!" << std::endl;
            exit(1);
        }
        std::ostringstream oss;
        for (int i = 0; i < array_length_; i++) {
            oss << std::setw(2) << std::setfill('0') << std::hex << (int) edid[i];
        }
        edid_ = oss.str();
    }

    bool Edid::isDummy()
    {
        return edid_.empty();
    }
}