Function SanitizeString

src/commons/util/util.cpp:186–192

// even possibly remotely dangerous like & or >
static string safeChars("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890 .,;_/:?@");
string SanitizeString(const string& str) {
    string strResult;
    for (string::size_type i = 0; i < str.size(); i++) {
        if (safeChars.find(str[i]) != string::npos) strResult.push_back(str[i]);
    }
    return strResult;
}

const signed char p_util_hexdigit[256] = {
    -1,  -1,  -1,  -1, -1, -1,  -1,  -1,  -1,  -1,  -1,  -1, -1, -1, -1, -1, -1, -1,  -1,  -1,