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/* CFMessagePort.h
Copyright (c) 1998-2016, Apple Inc. and the Swift project authors
Portions Copyright (c) 2014-2016 Apple Inc. and the Swift project authors
Licensed under Apache License v2.0 with Runtime Library Exception
See for license information
See for the list of Swift project authors
#include <CoreFoundation/CFString.h>
#include <CoreFoundation/CFRunLoop.h>
#include <CoreFoundation/CFData.h>
#include <dispatch/dispatch.h>
typedef struct CF_BRIDGED_MUTABLE_TYPE(NSMessagePort) __CFMessagePort * CFMessagePortRef;
CF_ENUM(SInt32) {
kCFMessagePortSuccess = 0,
kCFMessagePortSendTimeout = -1,
kCFMessagePortReceiveTimeout = -2,
kCFMessagePortIsInvalid = -3,
kCFMessagePortTransportError = -4,
kCFMessagePortBecameInvalidError = -5
typedef struct {
CFIndex version;
void * info;
const void *(*retain)(const void *info);
void (*release)(const void *info);
CFStringRef (*copyDescription)(const void *info);
} CFMessagePortContext;
typedef CFDataRef (*CFMessagePortCallBack)(CFMessagePortRef local, SInt32 msgid, CFDataRef data, void *info);
/* If callout wants to keep a hold of the data past the return of the callout, it must COPY the data. This includes the case where the data is given to some routine which _might_ keep a hold of it; System will release returned CFData. */
typedef void (*CFMessagePortInvalidationCallBack)(CFMessagePortRef ms, void *info);
CF_EXPORT CFTypeID CFMessagePortGetTypeID(void);
CF_EXPORT CFMessagePortRef CFMessagePortCreateLocal(CFAllocatorRef allocator, CFStringRef name, CFMessagePortCallBack callout, CFMessagePortContext *context, Boolean *shouldFreeInfo);
CF_EXPORT CFMessagePortRef CFMessagePortCreateRemote(CFAllocatorRef allocator, CFStringRef name);
CF_EXPORT Boolean CFMessagePortIsRemote(CFMessagePortRef ms);
CF_EXPORT CFStringRef CFMessagePortGetName(CFMessagePortRef ms);
CF_EXPORT Boolean CFMessagePortSetName(CFMessagePortRef ms, CFStringRef newName);
CF_EXPORT void CFMessagePortGetContext(CFMessagePortRef ms, CFMessagePortContext *context);
CF_EXPORT void CFMessagePortInvalidate(CFMessagePortRef ms);
CF_EXPORT Boolean CFMessagePortIsValid(CFMessagePortRef ms);
CF_EXPORT CFMessagePortInvalidationCallBack CFMessagePortGetInvalidationCallBack(CFMessagePortRef ms);
CF_EXPORT void CFMessagePortSetInvalidationCallBack(CFMessagePortRef ms, CFMessagePortInvalidationCallBack callout);
/* NULL replyMode argument means no return value expected, dont wait for it */
CF_EXPORT SInt32 CFMessagePortSendRequest(CFMessagePortRef remote, SInt32 msgid, CFDataRef data, CFTimeInterval sendTimeout, CFTimeInterval rcvTimeout, CFStringRef replyMode, CFDataRef *returnData);
CF_EXPORT CFRunLoopSourceRef CFMessagePortCreateRunLoopSource(CFAllocatorRef allocator, CFMessagePortRef local, CFIndex order);
CF_EXPORT void CFMessagePortSetDispatchQueue(CFMessagePortRef ms, dispatch_queue_t queue) CF_AVAILABLE(10_6, 4_0);