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[thirdparty/gcc.git] / libobjc / objc / Protocol.h

/* Declare the class Protocol for Objective C programs.
   Copyright (C) 1993, 2004 Free Software Foundation, Inc.

This file is part of GCC.

GCC 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 2, or (at your option)
any later version.

GCC 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 GCC; see the file COPYING.  If not, write to
the Free Software Foundation, 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.  */

/* As a special exception, if you link this library with files
   compiled with GCC to produce an executable, this does not cause
   the resulting executable to be covered by the GNU General Public License.
   This exception does not however invalidate any other reasons why
   the executable file might be covered by the GNU General Public License.  */

#ifndef __Protocol_INCLUDE_GNU
#define __Protocol_INCLUDE_GNU

#include "Object.h"

#ifdef __cplusplus
extern "C" {
#endif

@interface Protocol : Object
{
@private
        char *protocol_name;
        struct objc_protocol_list *protocol_list;
        struct objc_method_description_list *instance_methods, *class_methods; 
}

/* Obtaining attributes intrinsic to the protocol */

- (const char *)name;

/* Testing protocol conformance */

- (BOOL) conformsTo: (Protocol *)aProtocolObject;

/* Looking up information specific to a protocol */

- (struct objc_method_description *) descriptionForInstanceMethod:(SEL)aSel;
- (struct objc_method_description *) descriptionForClassMethod:(SEL)aSel;

@end

#ifdef __cplusplus
}
#endif

#endif /* not __Protocol_INCLUDE_GNU */