cKit/Foundation/c_PtrLinkBag.h

#ifndef INCLUDED_C_PTRLINKBAG_H
#define INCLUDED_C_PTRLINKBAG_H

#ifndef INCLUDED_C_TYPES_H
#include <c_Types.h>
#endif /*INCLUDED_C_TYPES_H*/

/* ------------------------------------------------------------------------------------------------------------------ */
/*  */

typedef struct c_PtrLinkBagNode_t {
    void* ptr;
    struct c_PtrLinkBagNode_t* next;
}c_PtrLinkBagNode_t;

typedef struct {
    c_PtrLinkBagNode_t* head;
}c_PtrLinkBag_t;

typedef struct {
    c_PtrLinkBag_t* bag;
    c_PtrLinkBagNode_t** node;
}c_PtrLinkBagIter_t;

c_err_t c_PtrLinkBag_Init(c_PtrLinkBag_t* self);

void c_PtrLinkBag_Destroy(c_PtrLinkBag_t* self);

c_err_t c_PtrLinkBag_Add(c_PtrLinkBag_t* self, void* item);

c_err_t c_PtrLinkBag_Remove(c_PtrLinkBag_t* self, const void* item);

C_STATIC_FORCE_INLINE
void c_PtrLinkBagIter_Init(c_PtrLinkBagIter_t* self, c_PtrLinkBag_t* bag) {
    if (!self || !bag) return;
    self->bag = bag;
    self->node = &bag->head;
}

C_STATIC_FORCE_INLINE
c_bool_t c_PtrLinkBagIter_HasNext(c_PtrLinkBagIter_t* self) {
    if (!self) return C_FALSE;
    return (self->node!=NULL) && (*(self->node)!=NULL);
}

C_STATIC_FORCE_INLINE
void* c_PtrLinkBagIter_Next(c_PtrLinkBagIter_t* self) {
    if (!self || !self->node) return NULL;
    void* ptr = (*(self->node))->ptr;
    self->node = &(*(self->node))->next;
    return ptr;
}

C_STATIC_FORCE_INLINE
void* c_PtrLinkBagIter_Get(c_PtrLinkBagIter_t* self) {
    if (!self || !self->node) return NULL;
    return (*(self->node))->ptr;
}

void c_PtrLinkBagIter_Remove(c_PtrLinkBagIter_t* self);

#endif /*INCLUDED_C_PTRLINKBAG_H*/