/usr/include/GNUstep/Foundation/NSPortMessage.h is in libgnustep-base-dev 1.22.1-4+deb7u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 | /* NSPortMessage interface for GNUstep
Copyright (C) 1998 Free Software Foundation, Inc.
Written by: Richard Frith-Macdonald <richard@brainstorm.co.uk>
Created: October 1998
This file is part of the GNUstep Base Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02111 USA.
*/
#ifndef __NSPortMessage_h_GNUSTEP_BASE_INCLUDE
#define __NSPortMessage_h_GNUSTEP_BASE_INCLUDE
#import <GNUstepBase/GSVersionMacros.h>
#import <Foundation/NSArray.h>
#import <Foundation/NSPort.h>
#if defined(__cplusplus)
extern "C" {
#endif
/**
* <p>The data transported for distributed objects communications is sent over
* the network encapsulated by NSPortMessage objects, which consist of two
* [NSPort]s (sender and receiver, not sent over the network) and a body
* consisting of one or more [NSData] or [NSPort] objects. (Data in the
* [NSData] must be in network byte order.)</p>
*
* <p>See the [NSConnection] and [NSPortCoder] classes.</p>
*/
@interface NSPortMessage : NSObject
{
#if GS_EXPOSE(NSPortMessage)
@private
unsigned _msgid;
NSPort *_recv;
NSPort *_send;
NSMutableArray *_components;
#endif
#if GS_NONFRAGILE
#else
/* Pointer to private additional data used to avoid breaking ABI
* when we don't have the non-fragile ABI available.
* Use this mechanism rather than changing the instance variable
* layout (see Source/GSInternal.h for details).
*/
@private id _internal GS_UNUSED_IVAR;
#endif
}
/**
* OpenStep compatibility.
*/
- (id) initWithMachMessage: (void*)buffer;
/** <init/> Initializes to send message described by items (which should
* contain only [NSPort] and/or [NSData] objects, with contents in network
* byte order) over aPort. If/when a reply to the message is sent, it will
* arrive on anotherPort.
*/
- (id) initWithSendPort: (NSPort*)aPort
receivePort: (NSPort*)anotherPort
components: (NSArray*)items;
/**
* Request that the message be sent before when. Will block until either
* sends it (returns YES) or when expires (returns NO). The latter may occur
* if many messages are queued up (by multiple threads) faster than they can
* be sent over the network.
*/
- (BOOL) sendBeforeDate: (NSDate*)when;
/**
* Returns the message components originally used to constitute this message.
*/
- (NSArray*) components;
/**
* For an outgoing message, returns the port the receiver will send itself
* through. For an incoming message, returns the port replies to the receiver
* should be sent through.
*/
- (NSPort*) sendPort;
/**
* For an outgoing message, returns the port on which a reply to this message
* will arrive. For an incoming message, returns the port this message
* arrived on.
*/
- (NSPort*) receivePort;
/**
* Sets ID for message. This is not used by the distributed objects system,
* but may be used in custom ways by cooperating applications to sort or
* otherwise organize messages.
*/
- (void) setMsgid: (unsigned)anId;
/**
* Returns ID for message. This is not used by the distributed objects
* system, but may be used in custom ways by cooperating applications to sort
* or otherwise organize messages. Set to 0 initially.
*/
- (unsigned) msgid;
@end
#if defined(__cplusplus)
}
#endif
#endif
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