diff options
Diffstat (limited to 'rfc4251.h')
| -rw-r--r-- | rfc4251.h | 37 |
1 files changed, 0 insertions, 37 deletions
@@ -176,32 +176,6 @@ rfc4251string::rfc4251string (std::vector<std::string> const & v) { } } -rfc4251string::rfc4251string (mpz_srcptr x) { - if (mpz_sgn(x) == 0) - return; - - auto const import_positive = [] (mpz_srcptr x, std::vector<char> & value) { - size_t bits{mpz_sizeinbase(x, 2)}; - size_t bytes{(bits + 7) / 8}; - size_t extrabyte{(bits % 8) == 0}; // need extra byte if MSB is 1 to keep it non-negative - if (bytes + extrabyte > std::numeric_limits<uint32_t>::max()) - throw std::length_error{"32-bit limit for rfc4251string exceeded"}; - value.resize(bytes + extrabyte); - value[0] = 0; - mpz_export(value.data() + extrabyte, nullptr, 1, 1, 1, 0, x); - }; - if (mpz_sgn(x) == 1) - import_positive(x, value); - else { - // handle two's complement: add 1, invert all bits - mpz_class tmp{x}; - tmp += 1; - import_positive(tmp.get_mpz_t(), value); - for (auto & i : value) - i ^= 0xff; - } -} - rfc4251string::operator std::vector<std::string> () const { std::vector<std::string> ret; auto name_start = value.begin(); @@ -219,17 +193,6 @@ rfc4251string::operator std::vector<std::string> () const { return ret; } -rfc4251string::operator mpz_class () const { - mpz_class ret; - mpz_import(ret.get_mpz_t(), value.size(), 1, 1, 1, 0, value.data()); - if (mpz_sizeinbase(ret.get_mpz_t(), 2) == value.size() * 8) { // negative - mpz_com(ret.get_mpz_t(), ret.get_mpz_t()); - ret += 1; - mpz_neg(ret.get_mpz_t(), ret.get_mpz_t()); - } - return ret; -} - inline std::istream & operator>> (std::istream & is, rfc4251string & s) { s.value.clear(); rfc4251uint32 len; |