-/*
- * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-/*
- * objc-class.h
- * Copyright 1988-1996, NeXT Software, Inc.
- */
-
-#ifndef _OBJC_CLASS_H_
-#define _OBJC_CLASS_H_
-
-#import <objc/objc.h>
-/*
- * Class Template
- */
-struct objc_class {
- struct objc_class *isa;
- struct objc_class *super_class;
- const char *name;
- long version;
- long info;
- long instance_size;
- struct objc_ivar_list *ivars;
-
- struct objc_method_list **methodLists;
-
- struct objc_cache *cache;
- struct objc_protocol_list *protocols;
-};
-#define CLS_GETINFO(cls,infomask) ((cls)->info & (infomask))
-#define CLS_SETINFO(cls,infomask) ((cls)->info |= (infomask))
-
-#define CLS_CLASS 0x1L
-#define CLS_META 0x2L
-#define CLS_INITIALIZED 0x4L
-#define CLS_POSING 0x8L
-#define CLS_MAPPED 0x10L
-#define CLS_FLUSH_CACHE 0x20L
-#define CLS_GROW_CACHE 0x40L
-#define CLS_NEED_BIND 0x80L
-#define CLS_METHOD_ARRAY 0x100L
-// the JavaBridge constructs classes with these markers
-#define CLS_JAVA_HYBRID 0x200L
-#define CLS_JAVA_CLASS 0x400L
-// thread-safe +initialize
-#define CLS_INITIALIZING 0x800
-// bundle unloading
-#define CLS_FROM_BUNDLE 0x1000L
-// C++ ivar support
-#define CLS_HAS_CXX_STRUCTORS 0x2000L
-// Lazy method list arrays
-#define CLS_NO_METHOD_ARRAY 0x4000L
-
-
-/*
- * Category Template
- */
-typedef struct objc_category *Category;
-
-struct objc_category {
- char *category_name;
- char *class_name;
- struct objc_method_list *instance_methods;
- struct objc_method_list *class_methods;
- struct objc_protocol_list *protocols;
-};
-
-/*
- * Instance Variable Template
- */
-typedef struct objc_ivar *Ivar;
-
-struct objc_ivar {
- char *ivar_name;
- char *ivar_type;
- int ivar_offset;
-#ifdef __alpha__
- int space;
-#endif
-};
-
-struct objc_ivar_list {
- int ivar_count;
-#ifdef __alpha__
- int space;
-#endif
- struct objc_ivar ivar_list[1]; /* variable length structure */
-};
-
-OBJC_EXPORT Ivar object_setInstanceVariable(id, const char *name, void *);
-OBJC_EXPORT Ivar object_getInstanceVariable(id, const char *name, void **);
-
-/*
- * Method Template
- */
-typedef struct objc_method *Method;
-
-struct objc_method {
- SEL method_name;
- char *method_types;
- IMP method_imp;
-};
-
-struct objc_method_list {
- struct objc_method_list *obsolete;
-
- int method_count;
-#ifdef __alpha__
- int space;
-#endif
- struct objc_method method_list[1]; /* variable length structure */
-};
-
-/* Protocol support */
-
-#ifdef __OBJC__
-@class Protocol;
-#else
-typedef struct objc_object Protocol;
-#endif
-
-struct objc_protocol_list {
- struct objc_protocol_list *next;
- int count;
- Protocol *list[1];
-};
-
-/* Definitions of filer types */
-
-#define _C_ID '@'
-#define _C_CLASS '#'
-#define _C_SEL ':'
-#define _C_CHR 'c'
-#define _C_UCHR 'C'
-#define _C_SHT 's'
-#define _C_USHT 'S'
-#define _C_INT 'i'
-#define _C_UINT 'I'
-#define _C_LNG 'l'
-#define _C_ULNG 'L'
-#define _C_FLT 'f'
-#define _C_DBL 'd'
-#define _C_BFLD 'b'
-#define _C_VOID 'v'
-#define _C_UNDEF '?'
-#define _C_PTR '^'
-#define _C_CHARPTR '*'
-#define _C_ARY_B '['
-#define _C_ARY_E ']'
-#define _C_UNION_B '('
-#define _C_UNION_E ')'
-#define _C_STRUCT_B '{'
-#define _C_STRUCT_E '}'
-
-/* Structure for method cache - allocated/sized at runtime */
-
-typedef struct objc_cache * Cache;
-
-#define CACHE_BUCKET_NAME(B) ((B)->method_name)
-#define CACHE_BUCKET_IMP(B) ((B)->method_imp)
-#define CACHE_BUCKET_VALID(B) (B)
-#define CACHE_HASH(sel, mask) (((uarith_t)(sel)>>2) & (mask))
-struct objc_cache {
- unsigned int mask; /* total = mask + 1 */
- unsigned int occupied;
- Method buckets[1];
-};
-
-/* operations */
-OBJC_EXPORT id class_createInstance(Class, unsigned idxIvars);
-OBJC_EXPORT id class_createInstanceFromZone(Class, unsigned idxIvars, void *z);
-
-OBJC_EXPORT void class_setVersion(Class, int);
-OBJC_EXPORT int class_getVersion(Class);
-
-OBJC_EXPORT Ivar class_getInstanceVariable(Class, const char *);
-OBJC_EXPORT Method class_getInstanceMethod(Class, SEL);
-OBJC_EXPORT Method class_getClassMethod(Class, SEL);
-
-OBJC_EXPORT void class_addMethods(Class, struct objc_method_list *);
-OBJC_EXPORT void class_removeMethods(Class, struct objc_method_list *);
-
-OBJC_EXPORT Class class_poseAs(Class imposter, Class original);
-
-OBJC_EXPORT unsigned method_getNumberOfArguments(Method);
-OBJC_EXPORT unsigned method_getSizeOfArguments(Method);
-OBJC_EXPORT unsigned method_getArgumentInfo(Method m, int arg, const char **type, int *offset);
-
-// usage for nextMethodList
-//
-// void *iterator = 0;
-// struct objc_method_list *mlist;
-// while ( mlist = class_nextMethodList( cls, &iterator ) )
-// ;
-#define OBJC_NEXT_METHOD_LIST 1
-OBJC_EXPORT struct objc_method_list *class_nextMethodList(Class, void **);
-
-typedef void *marg_list;
-
-#if defined(__ppc__) || defined(ppc)
-#define marg_prearg_size 128
-#else
-#define marg_prearg_size 0
-#endif
-
-#define marg_malloc(margs, method) \
- do { \
- margs = (marg_list *)malloc (marg_prearg_size + ((7 + method_getSizeOfArguments(method)) & ~7)); \
- } while (0)
-
-
-#define marg_free(margs) \
- do { \
- free(margs); \
- } while (0)
-
-#define marg_adjustedOffset(method, offset) \
- (marg_prearg_size + offset)
-
-
-
-
-#define marg_getRef(margs, offset, type) \
- ( (type *)((char *)margs + marg_adjustedOffset(method,offset) ) )
-
-#define marg_getValue(margs, offset, type) \
- ( *marg_getRef(margs, offset, type) )
-
-#define marg_setValue(margs, offset, type, value) \
- ( marg_getValue(margs, offset, type) = (value) )
-
-/* Load categories and non-referenced classes from libraries. */
-
-#endif /* _OBJC_CLASS_H_ */
+#include <objc/runtime.h>
+#include <objc/message.h>
projects / apple / objc4.git / blobdiff