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/* MIT License
*
* Copyright (c) 2023 Tyge Løvset
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "template.h"
#ifndef i_is_forward
_cx_DEFTYPES(_c_cdeq_types, _cx_Self, i_key);
#endif
typedef i_keyraw _cx_raw;
STC_API _cx_Self _cx_MEMB(_with_capacity)(const intptr_t n);
STC_API bool _cx_MEMB(_reserve)(_cx_Self* self, const intptr_t n);
STC_API void _cx_MEMB(_clear)(_cx_Self* self);
STC_API void _cx_MEMB(_drop)(_cx_Self* self);
STC_API _cx_value* _cx_MEMB(_push)(_cx_Self* self, i_key value); // push_back
STC_API void _cx_MEMB(_shrink_to_fit)(_cx_Self *self);
STC_API _cx_iter _cx_MEMB(_advance)(_cx_iter it, intptr_t n);
#define _cdeq_toidx(self, pos) (((pos) - (self)->start) & (self)->capmask)
#define _cdeq_topos(self, idx) (((self)->start + (idx)) & (self)->capmask)
STC_INLINE _cx_Self _cx_MEMB(_init)(void)
{ _cx_Self cx = {0}; return cx; }
STC_INLINE void _cx_MEMB(_put_n)(_cx_Self* self, const _cx_raw* raw, intptr_t n)
{ while (n--) _cx_MEMB(_push)(self, i_keyfrom(*raw++)); }
STC_INLINE _cx_Self _cx_MEMB(_from_n)(const _cx_raw* raw, intptr_t n)
{ _cx_Self cx = {0}; _cx_MEMB(_put_n)(&cx, raw, n); return cx; }
STC_INLINE void _cx_MEMB(_value_drop)(_cx_value* val) { i_keydrop(val); }
#if !defined i_no_emplace
STC_INLINE _cx_value* _cx_MEMB(_emplace)(_cx_Self* self, _cx_raw raw)
{ return _cx_MEMB(_push)(self, i_keyfrom(raw)); }
#endif
#if defined _i_has_eq || defined _i_has_cmp
STC_API bool _cx_MEMB(_eq)(const _cx_Self* self, const _cx_Self* other);
#endif
#if !defined i_no_clone
STC_API _cx_Self _cx_MEMB(_clone)(_cx_Self cx);
STC_INLINE i_key _cx_MEMB(_value_clone)(i_key val)
{ return i_keyclone(val); }
#endif // !i_no_clone
STC_INLINE intptr_t _cx_MEMB(_size)(const _cx_Self* self)
{ return _cdeq_toidx(self, self->end); }
STC_INLINE intptr_t _cx_MEMB(_capacity)(const _cx_Self* self)
{ return self->capmask; }
STC_INLINE bool _cx_MEMB(_empty)(const _cx_Self* self)
{ return self->start == self->end; }
STC_INLINE _cx_raw _cx_MEMB(_value_toraw)(const _cx_value* pval)
{ return i_keyto(pval); }
STC_INLINE _cx_value* _cx_MEMB(_front)(const _cx_Self* self)
{ return self->data + self->start; }
STC_INLINE _cx_value* _cx_MEMB(_back)(const _cx_Self* self)
{ return self->data + ((self->end - 1) & self->capmask); }
STC_INLINE void _cx_MEMB(_pop)(_cx_Self* self) { // pop_front
c_assert(!_cx_MEMB(_empty)(self));
i_keydrop((self->data + self->start));
self->start = (self->start + 1) & self->capmask;
}
STC_INLINE _cx_value _cx_MEMB(_pull)(_cx_Self* self) { // move front out of queue
c_assert(!_cx_MEMB(_empty)(self));
intptr_t s = self->start;
self->start = (s + 1) & self->capmask;
return self->data[s];
}
STC_INLINE void _cx_MEMB(_copy)(_cx_Self* self, const _cx_Self* other) {
if (self->data == other->data) return;
_cx_MEMB(_drop)(self);
*self = _cx_MEMB(_clone)(*other);
}
STC_INLINE _cx_iter _cx_MEMB(_begin)(const _cx_Self* self) {
return c_LITERAL(_cx_iter){
_cx_MEMB(_empty)(self) ? NULL : self->data + self->start,
self->start, self
};
}
STC_INLINE _cx_iter _cx_MEMB(_end)(const _cx_Self* self)
{ return c_LITERAL(_cx_iter){.pos=self->end, ._s=self}; }
STC_INLINE void _cx_MEMB(_next)(_cx_iter* it) {
if (it->pos != it->_s->capmask) { ++it->ref; ++it->pos; }
else { it->ref -= it->pos; it->pos = 0; }
if (it->pos == it->_s->end) it->ref = NULL;
}
STC_INLINE intptr_t _cx_MEMB(_index)(const _cx_Self* self, _cx_iter it)
{ return _cdeq_toidx(self, it.pos); }
STC_INLINE void _cx_MEMB(_adjust_end_)(_cx_Self* self, intptr_t n)
{ self->end = (self->end + n) & self->capmask; }
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