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Diffstat (limited to 'src/strings/zstring.hpp')
-rw-r--r-- | src/strings/zstring.hpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/strings/zstring.hpp b/src/strings/zstring.hpp new file mode 100644 index 0000000..1b7e7fc --- /dev/null +++ b/src/strings/zstring.hpp @@ -0,0 +1,81 @@ +#ifndef TMWA_STRINGS_ZSTRING_HPP +#define TMWA_STRINGS_ZSTRING_HPP +// strings/zstring.hpp - A borrowed tail slice of a string. +// +// Copyright © 2013 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 <cstring> + +#include "base.hpp" + +namespace strings +{ + /// A non-owning string that is guaranteed to be NUL-terminated. + /// This should be only used as a parameter. + class ZString : public _crtp_string<ZString, FString, ZPair> + { + iterator _b, _e; + // optional + const FString *_base; + public: + ZString(); + // no MString + ZString(const FString& s); + ZString(const TString& s); + ZString(const SString&) = delete; + //ZString(ZString); + ZString(const XString&) = delete; + template<uint8_t n> + ZString(const VString<n>& s); + // dangerous + ZString(const char *b, const char *e, const FString *base_); + ZString(decltype(really_construct_from_a_pointer), const char *s, const FString *base_); + template<size_t n> + ZString(char (&s)[n]) = delete; + template<size_t n> + ZString(const char (&s)[n], const FString *base_=nullptr); + + iterator begin() const; + iterator end() const; + const FString *base() const; + const char *c_str() const; + + ZString oslice_t(size_t o) const; + XString oslice_h(size_t o) const; + ZString orslice_t(size_t no) const; + XString orslice_h(size_t no) const; + ZString oislice_t(iterator it) const; + XString oislice_h(iterator it) const; + XString olslice(size_t o, size_t l) const; + XString opslice(size_t b, size_t e) const; + XString oislice(iterator b, iterator e) const; + }; + + // cxxstdio helpers + // I think the conversion will happen automatically. TODO test this. + // Nope, it doesn't, since there's a template + // Actually, it might now. + const char *decay_for_printf(const ZString& zs); + + __attribute__((format(scanf, 2, 0))) + int do_vscan(ZString in, const char *fmt, va_list ap); +} // namespace strings + +#include "zstring.tcc" + +#endif // TMWA_STRINGS_ZSTRING_HPP |