172 lines
7.3 KiB
C
172 lines
7.3 KiB
C
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/* +--------------------------------------------------------------------------+
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** | _ _ _ |
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** | | \ | | (_) |
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** | | \| | ___ _ __ _ |
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** | | . ` |/ _ \| |/ _` | |
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** | | |\ | (_) | | (_| | |
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** | |_| \_|\___/| |\__,_| |
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** | _/ | |
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** | |__/ |
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** +--------------------------------------------------------------------------+
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** | Copyright (c) 2022 Francesco Cozzuto <francesco.cozzuto@gmail.com> |
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** +--------------------------------------------------------------------------+
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** | This file is part of The Noja Interpreter. |
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** | |
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** | The Noja Interpreter is free software: you can redistribute it and/or |
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** | modify it under the terms of the GNU General Public License as published |
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** | by the Free Software Foundation, either version 3 of the License, or (at |
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** | your option) any later version. |
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** | |
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** | The Noja Interpreter is distributed in the hope that it will be useful, |
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** | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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** | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
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** | Public License for more details. |
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** | |
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** | You should have received a copy of the GNU General Public License along |
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** | with The Noja Interpreter. If not, see <http://www.gnu.org/licenses/>. |
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** +--------------------------------------------------------------------------+
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*/
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#ifndef OBJECT_H
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#define OBJECT_H
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#include <dirent.h>
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#include <stdio.h>
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#include "../utils/error.h"
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typedef struct TypeObject TypeObject;
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typedef struct Object Object;
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typedef struct xHeap Heap;
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struct Object {
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TypeObject *type;
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unsigned int flags;
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};
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typedef struct {
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Object base;
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Object *new_location;
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} MovedObject;
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typedef enum {
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ATMTP_NOTATOMIC = 0,
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ATMTP_INT,
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ATMTP_BOOL,
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ATMTP_FLOAT,
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ATMTP_STRING,
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} AtomicType;
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struct TypeObject {
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Object base;
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// Any.
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const char *name;
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unsigned int size;
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AtomicType atomic;
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_Bool (*init)(Object *self, Error *err);
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_Bool (*free)(Object *self, Error *err);
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int (*hash)(Object *self);
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Object* (*copy)(Object *self, Heap *heap, Error *err);
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int (*call)(Object *self, Object **argv, unsigned int argc, Object **rets, unsigned int maxrets, Heap *heap, Error *err);
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void (*print)(Object *self, FILE *fp);
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unsigned int (*deepsize)(const Object *self);
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// Collections.
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Object *(*select)(Object *self, Object *key, Heap *heap, Error *err);
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Object *(*delete)(Object *self, Object *key, Heap *heap, Error *err);
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_Bool (*insert)(Object *self, Object *key, Object *val, Heap *heap, Error *err);
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int (*count)(Object *self);
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// Iterators.
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Object *(*next)(Object *self, Heap *heap, Error *err);
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Object *(*prev)(Object *self, Heap *heap, Error *err);
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// Some.
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union {
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long long int (*to_int)(Object *self, Error *err);
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_Bool (*to_bool)(Object *self, Error *err);
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double (*to_float)(Object *self, Error *err);
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char *(*to_string)(Object *self, int *size, Heap *heap, Error *err);
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};
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_Bool (*op_eql)(Object *self, Object *other);
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// All.
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void (*walk) (Object *self, void (*callback)(Object **referer, void *userp), void *userp);
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void (*walkexts)(Object *self, void (*callback)(void **referer, unsigned int size, void *userp), void *userp);
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};
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enum {
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Object_STATIC = 1,
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Object_MOVED = 2,
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};
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Heap* Heap_New(int size);
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void Heap_Free(Heap *heap);
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void* Heap_Malloc (Heap *heap, TypeObject *type, Error *err);
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void* Heap_RawMalloc(Heap *heap, int size, Error *err);
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_Bool Heap_StartCollection(Heap *heap, Error *error);
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_Bool Heap_StopCollection(Heap *heap);
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void Heap_CollectReference(Object **referer, void *heap);
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float Heap_GetUsagePercentage(Heap *heap);
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unsigned int Heap_GetObjectCount(Heap *heap);
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void *Heap_GetPointer(Heap *heap);
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unsigned int Heap_GetSize(Heap *heap);
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const TypeObject* Object_GetType(const Object *obj);
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const char* Object_GetName(const Object *obj);
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unsigned int Object_GetSize(const Object *obj, Error *err);
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unsigned int Object_GetDeepSize(const Object *obj, Error *err);
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void *Object_GetBufferAddrAndSize(Object *obj, int *size, Error *error);
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int Object_Hash (Object *obj);
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Object* Object_Copy (Object *obj, Heap *heap, Error *err);
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int Object_Call (Object *obj, Object **argv, unsigned int argc, Object **rets, unsigned int maxrets, Heap *heap, Error *err);
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void Object_Print (Object *obj, FILE *fp);
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Object* Object_Select(Object *coll, Object *key, Heap *heap, Error *err);
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Object* Object_Delete(Object *coll, Object *key, Heap *heap, Error *err);
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_Bool Object_Insert(Object *coll, Object *key, Object *val, Heap *heap, Error *err);
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int Object_Count (Object *coll, Error *err);
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Object* Object_Next (Object *iter, Heap *heap, Error *err);
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Object* Object_Prev (Object *iter, Heap *heap, Error *err);
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void Object_WalkReferences(Object *parent, void (*callback)(Object **referer, void *userp), void *userp);
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void Object_WalkExtensions(Object *parent, void (*callback)(void **referer, unsigned int size, void *userp), void *userp);
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Object* Object_NewMap(int num, Heap *heap, Error *error);
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Object* Object_NewList(int capacity, Heap *heap, Error *error);
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Object* Object_NewList2(int num, Object **items, Heap *heap, Error *error);
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Object* Object_NewNone(Heap *heap, Error *error);
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Object* Object_NewBuffer(int size, Heap *heap, Error *error);
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Object* Object_NewClosure(Object *parent, Object *new_map, Heap *heap, Error *error);
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Object* Object_SliceBuffer(Object *buffer, int offset, int length, Heap *heap, Error *error);
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Object* Object_FromInt (long long int val, Heap *heap, Error *error);
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Object* Object_FromBool (_Bool val, Heap *heap, Error *error);
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Object* Object_FromFloat (double val, Heap *heap, Error *error);
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Object* Object_FromString(const char *str, int len, Heap *heap, Error *error);
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Object* Object_FromStream(FILE *fp, Heap *heap, Error *error);
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Object* Object_FromDIR(DIR *handle, Heap *heap, Error *error);
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_Bool Object_IsNone(Object *obj);
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_Bool Object_IsInt(Object *obj);
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_Bool Object_IsBool(Object *obj);
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_Bool Object_IsFloat(Object *obj);
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_Bool Object_IsString(Object *obj);
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_Bool Object_IsBuffer(Object *obj);
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_Bool Object_IsFile(Object *obj);
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_Bool Object_IsDir(Object *obj);
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long long int Object_ToInt (Object *obj, Error *err);
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_Bool Object_ToBool (Object *obj, Error *err);
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double Object_ToFloat(Object *obj, Error *err);
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const char *Object_ToString(Object *obj, int *size, Heap *heap, Error *err);
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DIR *Object_ToDIR(Object *obj, Error *error);
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FILE *Object_ToStream(Object *obj, Error *error);
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_Bool Object_Compare(Object *obj1, Object *obj2, Error *error);
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extern TypeObject t_type;
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#endif |