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Diffstat (limited to 'src/mmo/utils.hpp')
| -rw-r--r-- | src/mmo/utils.hpp | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/src/mmo/utils.hpp b/src/mmo/utils.hpp deleted file mode 100644 index fc3ea74..0000000 --- a/src/mmo/utils.hpp +++ /dev/null @@ -1,167 +0,0 @@ -#pragma once -// utils.hpp - Useful stuff that hasn't been categorized. -// -// Copyright © ????-2004 Athena Dev Teams -// Copyright © 2004-2011 The Mana World Development Team -// Copyright © 2011-2014 Ben Longbons <b.r.longbons@gmail.com> -// -// This file is part of The Mana World (Athena server) -// -// This program is free software: you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program. If not, see <http://www.gnu.org/licenses/>. - -#include "fwd.hpp" - -#include <cstring> -#include <ctime> - -#include <type_traits> - -#include "../ints/little.hpp" - -#include "../strings/fwd.hpp" -#include "../strings/vstring.hpp" - -#include "../generic/operators.hpp" - -#include "../io/fwd.hpp" - - -namespace tmwa -{ -template<class T> -struct is_trivially_copyable -: std::integral_constant<bool, - // come back when GCC actually implements the public traits properly - __has_trivial_copy(T) - && __has_trivial_assign(T) - && __has_trivial_destructor(T)> -{}; - -bool e_mail_check(XString email); -int config_switch (ZString str); - -template<class T> -void really_memzero_this(T *v) -{ - static_assert(is_trivially_copyable<T>::value, "only for mostly-pod types"); - static_assert(std::is_class<T>::value || std::is_union<T>::value, "Only for user-defined structures (for now)"); - memset(v, '\0', sizeof(*v)); -} -template<class T, size_t n> -void really_memzero_this(T (&)[n]) = delete; - -// Exists in place of time_t, to give it a predictable printf-format. -// (on x86 and amd64, time_t == long, but not on x32) -static_assert(sizeof(long long) >= sizeof(time_t), "long long >= time_t"); -struct TimeT : Comparable -{ - long long value; - - // conversion - TimeT(time_t t=0) : value(t) {} - TimeT(struct tm t) : value(timegm(&t)) {} - operator time_t() const { return value; } - operator struct tm() const { time_t v = value; return *gmtime(&v); } - - explicit operator bool() const { return value; } - bool operator !() const { return !value; } - - // prevent surprises - template<class T> - TimeT(T) = delete; - template<class T> - operator T() const = delete; - - static - TimeT now() - { - // poisoned, but this is still in header-land - return time(nullptr); - } - - bool error() const - { - return value == -1; - } - bool okay() const - { - return !error(); - } -}; - -inline -long long convert_for_printf(TimeT t) -{ - return t.value; -} - -// 2038 problem -inline __attribute__((warn_unused_result)) -bool native_to_network(Little32 *net, TimeT nat) -{ - time_t tmp = nat; - return native_to_network(net, static_cast<uint32_t>(tmp)); -} - -inline __attribute__((warn_unused_result)) -bool network_to_native(TimeT *nat, Little32 net) -{ - uint32_t tmp; - bool rv = network_to_native(&tmp, net); - *nat = static_cast<time_t>(tmp); - return rv; -} - -inline __attribute__((warn_unused_result)) -bool native_to_network(Little64 *net, TimeT nat) -{ - time_t tmp = nat; - return native_to_network(net, static_cast<uint64_t>(tmp)); -} - -inline __attribute__((warn_unused_result)) -bool network_to_native(TimeT *nat, Little64 net) -{ - uint64_t tmp; - bool rv = network_to_native(&tmp, net); - *nat = static_cast<time_t>(tmp); - return rv; -} - - -struct timestamp_seconds_buffer : VString<19> {}; -struct timestamp_milliseconds_buffer : VString<23> {}; -void stamp_time(timestamp_seconds_buffer&, const TimeT *t=nullptr); -void stamp_time(timestamp_milliseconds_buffer&); - -void log_with_timestamp(io::WriteFile& out, XString line); - -// TODO VString? -#define TIMESTAMP_DUMMY "YYYY-MM-DD HH:MM:SS" -static_assert(sizeof(TIMESTAMP_DUMMY) == sizeof(timestamp_seconds_buffer), - "timestamp size"); -#define WITH_TIMESTAMP(str) str TIMESTAMP_DUMMY -// str: prefix: YYYY-MM-DD HH:MM:SS -// sizeof: 01234567890123456789012345678 -// str + sizeof: ^ -// -1: ^ -// there's probably a better way to do this now -#define REPLACE_TIMESTAMP(str, t) \ - stamp_time( \ - reinterpret_cast<timestamp_seconds_buffer *>( \ - str + sizeof(str) \ - )[-1], \ - &t \ - ) -} // namespace tmwa |