/*
* Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
*
* All rights reserved.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 3.0 only,
* as published by the Free Software Foundation.
*
* This program 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 Lesser General Public License
* version 3.0 for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* version 3.0 along with this program. If not, see
* <https://www.gnu.org/licenses/>.
*/
#import "OFObject.h"
OF_ASSUME_NONNULL_BEGIN
@class OFMethodSignature;
@class OFMutableArray OF_GENERIC(ObjectType);
@class OFMutableData;
/**
* @class OFInvocation OFInvocation.h ObjFW/ObjFW.h
*
* @brief A class for storing and accessing invocations, and invoking them.
*/
OF_SUBCLASSING_RESTRICTED
@interface OFInvocation: OFObject
{
OFMethodSignature *_methodSignature;
OFMutableArray OF_GENERIC(OFMutableData *) *_arguments;
OFMutableData *_returnValue;
}
/**
* @brief The method signature for the invocation.
*/
@property (readonly, nonatomic) OFMethodSignature *methodSignature;
/**
* @brief Creates a new invocation with the specified method signature.
*
* @param signature The method signature for the invocation
* @return A new, autoreleased OFInvocation
*/
+ (instancetype)invocationWithMethodSignature: (OFMethodSignature *)signature;
/**
* @brief Initializes an already allocated invocation with the specified method
* signature.
*
* @param signature The method signature for the invocation
* @return An initialized OFInvocation
*/
- (instancetype)initWithMethodSignature: (OFMethodSignature *)signature;
/**
* @brief Sets the argument for the specified index.
*
* @param buffer The buffer in which the argument is stored
* @param index The index of the argument to set
*/
- (void)setArgument: (const void *)buffer atIndex: (size_t)index;
/**
* @brief Gets the argument for the specified index.
*
* @param buffer The buffer in which the argument is stored
* @param index The index of the argument to get
*/
- (void)getArgument: (void *)buffer atIndex: (size_t)index;
/**
* @brief Sets the return value.
*
* @param buffer The buffer in which the return value is stored
*/
- (void)setReturnValue: (const void *)buffer;
/**
* @brief Gets the return value.
*
* @param buffer The buffer in which the return value is stored
*/
- (void)getReturnValue: (void *)buffer;
@end
OF_ASSUME_NONNULL_END