93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
#include <hex/helpers/utils.hpp>
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#include <cstdio>
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#include <codecvt>
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#include <locale>
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namespace hex {
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std::string toByteString(u64 bytes) {
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double value = bytes;
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u8 unitIndex = 0;
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while (value > 1024) {
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value /= 1024;
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unitIndex++;
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if (unitIndex == 6)
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break;
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}
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std::string result = hex::format("%.2f", value);
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switch (unitIndex) {
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case 0: result += " Bytes"; break;
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case 1: result += " kB"; break;
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case 2: result += " MB"; break;
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case 3: result += " GB"; break;
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case 4: result += " TB"; break;
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case 5: result += " PB"; break;
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case 6: result += " EB"; break;
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default: result = "A lot!";
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}
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return result;
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}
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std::string makePrintable(char c) {
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switch (c) {
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case 0: return "NUL";
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case 1: return "SOH";
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case 2: return "STX";
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case 3: return "ETX";
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case 4: return "EOT";
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case 5: return "ENQ";
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case 6: return "ACK";
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case 7: return "BEL";
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case 8: return "BS";
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case 9: return "TAB";
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case 10: return "LF";
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case 11: return "VT";
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case 12: return "FF";
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case 13: return "CR";
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case 14: return "SO";
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case 15: return "SI";
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case 16: return "DLE";
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case 17: return "DC1";
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case 18: return "DC2";
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case 19: return "DC3";
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case 20: return "DC4";
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case 21: return "NAK";
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case 22: return "SYN";
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case 23: return "ETB";
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case 24: return "CAN";
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case 25: return "EM";
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case 26: return "SUB";
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case 27: return "ESC";
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case 28: return "FS";
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case 29: return "GS";
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case 30: return "RS";
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case 31: return "US";
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case 32: return "Space";
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case 127: return "DEL";
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default: return std::string() + c;
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}
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}
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std::vector<u8> readFile(std::string_view path) {
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FILE *file = fopen(path.data(), "rb");
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if (file == nullptr) return { };
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std::vector<u8> result;
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fseek(file, 0, SEEK_END);
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result.resize(ftell(file));
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rewind(file);
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fread(result.data(), 1, result.size(), file);
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return result;
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}
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} |