CACFRemoteMessagePort::CACFRemoteMessagePort(CFStringRef inName, CFMessagePortInvalidationCallBack inInvalidationCallBack)
:
mMessagePort(NULL),
mRunLoopSource(NULL)
{
// create the CFMessagePort
mMessagePort = CFMessagePortCreateRemote(NULL, inName);
if(mMessagePort != NULL)
{
// failure to create a remote port does not need to throw an exception
// because it isn't really an error since the port in question may not
// exist and this fact requires a more complex response than an excpeption
// provides for.
// add the invalidation callback, if any
if(inInvalidationCallBack != NULL)
{
CFMessagePortSetInvalidationCallBack(mMessagePort, inInvalidationCallBack);
}
// get the run loop source
mRunLoopSource = CFMessagePortCreateRunLoopSource(NULL, mMessagePort, NULL);
if(mRunLoopSource == NULL)
{
CFRelease(mMessagePort);
mMessagePort = NULL;
DebugMessage("CACFRemoteMessagePort::CACFRemoteMessagePort: couldn't create the CFRunLoopSource");
throw CAException('what');
}
}
}
extern CFDataRef GPDuplexClient_Send(GPDuplexClientRef client, SInt32 type, CFDataRef data, Boolean expectsReturn) {
CFMessagePortRef serverPort;
if (client != NULL)
serverPort = client->serverPort;
else {
serverPort = CFMessagePortCreateRemote(NULL, CFSTR("hk.kennytm.GriP.server"));
if (serverPort == NULL) {
CFShow(CFSTR("GPDuplexClient_Send(): Cannot create server port. Is GriP running?"));
return NULL;
}
}
if (expectsReturn) {
CFDataRef retData = NULL;
SInt32 errorCode = CFMessagePortSendRequest(serverPort, type, data, 4, 1, kCFRunLoopDefaultMode, &retData);
if (client == NULL)
CFRelease(serverPort);
if (errorCode != kCFMessagePortSuccess) {
CFLog(4, CFSTR("GPDuplexClient_Send(): Cannot send data %@ of type %d to server. Returning NULL. Error code = %d"), data, type, errorCode);
if (retData != NULL) {
CFRelease(retData);
retData = NULL;
}
}
return retData;
} else {
SInt32 errorCode = CFMessagePortSendRequest(serverPort, type, data, 4, 0, NULL, NULL);
if (client == NULL)
CFRelease(serverPort);
if (errorCode != kCFMessagePortSuccess) {
CFLog(4, CFSTR("GPDuplexClient_Send(): Cannot send data %@ of type %d to server. Error code = %d"), data, type, errorCode);
}
return NULL;
}
}
SC_MachMessagePort::SC_MachMessagePort(struct World *inWorld, CFStringRef serverPortName, CFStringRef replyPortName)
: SC_CmdPort(inWorld), mServerPort(NULL), mReplyPort(NULL)
{
CFMessagePortContext context = { 0, this, NULL, NULL, NULL };
mServerPort = CFMessagePortCreateLocal(NULL, serverPortName, &messagePortCallBack, &context, NULL);
if (replyPortName) mReplyPort = CFMessagePortCreateRemote(NULL, replyPortName);
Start();
}
Zirk2PortClient::Zirk2PortClient() : Zirk2Port(), mRemoteMessagePort(NULL), mData(NULL)
{
CFMessagePortSetName(mMessagePort, CFSTR("Zirk2PortClient"));
mRemoteMessagePort = CFMessagePortCreateRemote(NULL, CFSTR("Zirk2PortServer"));
if (!mRemoteMessagePort) {
CFShow(CFSTR("Could not create remote message port"));
mRemoteMessagePort = NULL;
}
mData = CFDataCreateMutable(NULL, 0);
}
static void SBA_refresh(void){
// still valid
if (springBoardAccessMessagePort && !CFMessagePortIsValid(springBoardAccessMessagePort)){
CFRelease(springBoardAccessMessagePort);
springBoardAccessMessagePort = NULL;
}
// create new one
if (!springBoardAccessMessagePort) {
springBoardAccessMessagePort = CFMessagePortCreateRemote(NULL, CFSTR(SBA_MessagePortName));
}
}
static OSStatus BIMSendMessageToUIServer( BasicMessageID inMessageID )
{
OSStatus result;
CFDataRef sendData;
CFDataRef replyData;
CFMessagePortRef serverPortRef;
BasicMessageHeader header;
result = noErr;
sendData = NULL;
replyData = NULL;
serverPortRef = NULL;
// Create a reference to the remote message port. We identify the port using a unique,
// system-wide name, in this case defined by kBasicServerPortName.
serverPortRef = CFMessagePortCreateRemote( NULL, CFSTR( kBasicServerPortName ) );
if( serverPortRef == NULL )
result = -1;
// Create our message header.
if( result == noErr )
result = GetCurrentProcess( &header.fProcessSerialNumber );
if( result == noErr ) {
sendData = CFDataCreate( NULL, (UInt8 *) &header, sizeof( BasicMessageHeader ) );
if (sendData == NULL)
result = memFullErr;
}
// Send the message specified in iMessageID to the server. We send the message header
// as data.
if( result == noErr ) {
if( CFMessagePortSendRequest( serverPortRef, inMessageID, sendData,
10, 10, NULL, &replyData ) != kCFMessagePortSuccess )
result = -2;
}
// Release everything.
if( sendData )
CFRelease( sendData );
if( replyData )
CFRelease( replyData );
if( serverPortRef )
CFRelease( serverPortRef );
// Return an error code to the caller.
return result;
}
extern void GPStartWhenGriPIsReady(void(*initializer)()) {
CFMessagePortRef serverPort = CFMessagePortCreateRemote(NULL, CFSTR("hk.kennytm.GriP.server"));
if (serverPort != NULL) {
// GriP is already running. call the initializer directly.
initializer();
CFRelease(serverPort);
} else {
// GriP is not running. register for the notification and set the initializer as callback.
CFNotificationCenterAddObserver(CFNotificationCenterGetLocalCenter(), initializer, (CFNotificationCallback)&GPGriPIsReadyCallback, CFSTR("hk.kennytm.GriP.ready"), NULL, CFNotificationSuspensionBehaviorCoalesce);
}
}
extern GPDuplexClientRef GPDuplexClient_Create() {
CFRunLoopRef runLoop = CFRunLoopGetCurrent();
GPDuplexClientRef client = calloc(1, sizeof(GPDuplexClientRef));
client->refcount = 1;
client->observers = CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
// (1) Obtain the server port.
client->serverPort = CFMessagePortCreateRemote(NULL, CFSTR("hk.kennytm.GriP.server"));
if (client->serverPort == NULL) {
CFShow(CFSTR("GPDuplexClient_Init(): Cannot create server port. Is GriP running?"));
GPDuplexClient_Release(client);
return NULL;
}
// (2) ask the server port for a unique ID.
CFDataRef pidData = NULL;
SInt32 errorCode = CFMessagePortSendRequest(client->serverPort, GPMessage_GetClientPortID, NULL, 1, 1, kCFRunLoopDefaultMode, &pidData);
if (errorCode != kCFMessagePortSuccess || pidData == NULL) {
CFLog(4, CFSTR("GPDuplexClient_Init(): Cannot obtain a unique client port ID from server. Error code = %d and pidData = %@."), errorCode, pidData);
if (pidData != NULL)
CFRelease(pidData);
GPDuplexClient_Release(client);
return NULL;
}
// (3) Create client port from UID.
const char* clientPortCString = (const char*)CFDataGetBytePtr(pidData);
CFStringRef clientPortName = CFStringCreateWithCString(NULL, clientPortCString, kCFStringEncodingUTF8);
CFMessagePortContext clientContext = {0, client, NULL, NULL, NULL};
Boolean shouldFreeInfo = false;
client->clientPort = CFMessagePortCreateLocal(NULL, clientPortName, &GPClientCallback, &clientContext, &shouldFreeInfo);
if (shouldFreeInfo || client->clientPort == NULL) {
CFLog(4, CFSTR("GPDuplexClient_Init(): Cannot create client port with port name %@."), clientPortName);
CFRelease(clientPortName);
CFRelease(pidData);
GPDuplexClient_Release(client);
return NULL;
}
CFRelease(clientPortName);
// (4) Add client port to run loop.
client->clientSource = CFMessagePortCreateRunLoopSource(NULL, client->clientPort, 0);
CFRunLoopAddSource(runLoop, client->clientSource, kCFRunLoopDefaultMode);
CFRelease(pidData);
CFLog(4, CFSTR("create client = %@"), client->clientPort);
return client;
}
/*
* Call from CoreMIDI IO threaded callback,
* we can't call Wine debug channels, critical section or anything using NtCurrentTeb here.
*/
void MIDIIn_SendMessage(MIDIMessage msg)
{
CFDataRef data;
CFMessagePortRef messagePort;
messagePort = CFMessagePortCreateRemote(kCFAllocatorDefault, MIDIInThreadPortName);
data = CFDataCreate(kCFAllocatorDefault, (UInt8 *) &msg, sizeof(msg));
if (data)
{
CFMessagePortSendRequest(messagePort, 0, data, 0.0, 0.0, NULL, NULL);
CFRelease(data);
CFRelease(messagePort);
}
}
UniqueApplication::UniqueApplication( const char* id )
: m_id( id ),
m_alreadyRunning( false )
{
#ifdef WIN32
m_hwnd = ::FindWindow( L"QWidget", (wchar_t*)windowTitle().utf16() );
m_alreadyRunning = m_hwnd;
#endif
#ifdef Q_WS_MAC
CFStringRef cfid = CFStringCreateWithCString( NULL, id, kCFStringEncodingISOLatin1 );
m_port = CFMessagePortCreateRemote( kCFAllocatorDefault, cfid );
m_alreadyRunning = m_port;
CFRelease( cfid );
#endif
#ifdef Q_WS_X11
qWarning() << "Single application instance code still unwritten!";
#endif
}
LONG CoreAudio_MIDIRelease(void)
{
TRACE("\n");
if (MIDIIn_NumDevs > 0)
{
CFMessagePortRef messagePort;
/* Stop CFRunLoop in MIDIIn_MessageThread */
messagePort = CFMessagePortCreateRemote(kCFAllocatorDefault, MIDIInThreadPortName);
CFMessagePortSendRequest(messagePort, 1, NULL, 0.0, 0.0, NULL, NULL);
CFRelease(messagePort);
DeleteCriticalSection(&midiInLock);
}
if (wineMIDIClient) MIDIClientDispose(wineMIDIClient); /* MIDIClientDispose will close all ports */
HeapFree(GetProcessHeap(), 0, sources);
HeapFree(GetProcessHeap(), 0, destinations);
return DRV_SUCCESS;
}
CACFRemoteMessagePort::CACFRemoteMessagePort(CFStringRef inName, CFMessagePortInvalidationCallBack inInvalidationCallBack)
:
mMessagePort(NULL),
mRunLoopSource(NULL),
mDispatchQueue(NULL)
{
// create the CFMessagePort
mMessagePort = CFMessagePortCreateRemote(NULL, inName);
if(mMessagePort != NULL)
{
// failure to create a remote port does not need to throw an exception
// because it isn't really an error since the port in question may not
// exist and this fact requires a more complex response than an excpeption
// provides for.
// add the invalidation callback, if any
if(inInvalidationCallBack != NULL)
{
CFMessagePortSetInvalidationCallBack(mMessagePort, inInvalidationCallBack);
}
}
}
int main(int argc, char * argv[]) {
signal(SIGINT, sigint_handler);
bool israw = false;
bool readstdin = false;
char* code = NULL;
bool usecolors = true;
int ch;
while ((ch = getopt(argc, argv, "nirc:t:sh")) != -1) {
switch (ch) {
case 'n': usecolors = false; break;
case 'i': break;
case 'r': israw = true; break;
case 'c': code = optarg; break;
case 't': recvTimeout = strtod(optarg, NULL); break;
case 's': readstdin = true; break;
case 'h': case '?': default:
usage(argv[0]);
}
}
if (optind != argc) usage(argv[0]);
argc -= optind;
argv += optind;
CFMessagePortRef port = CFMessagePortCreateRemote(NULL, CFSTR("Hammerspoon"));
if (!port) {
fprintf(stderr, "error: can't access Hammerspoon; is it running with the ipc module loaded?\n");
return 1;
}
CFMutableStringRef str = CFStringCreateMutable(NULL, 0);
if (readstdin) {
target_setprefix(str, israw);
char buffer[BUFSIZ];
while (fgets(buffer, BUFSIZ, stdin))
CFStringAppendCString(str, buffer, kCFStringEncodingUTF8);
if (ferror(stdin)) {
perror("error reading from stdin.");
exit(3);
}
target_send(port, str);
}
else if (code) {
target_setprefix(str, israw);
CFStringAppendCString(str, code, kCFStringEncodingUTF8);
target_send(port, str);
}
else {
if (usecolors)
setupcolors();
printf("%sHammerspoon interactive prompt.%s\n", COLOR_INITIAL, COLOR_RESET);
while (1) {
printf("\n%s", COLOR_INPUT);
char* input = readline("> ");
printf("%s", COLOR_RESET);
if (!input) { printf("\n") ; exit(0); }
add_history(input);
if (!CFMessagePortIsValid(port)) {
fprintf(stderr, "%sMessage port has become invalid. Attempting to re-establish.%s\n", COLOR_INITIAL, COLOR_RESET);
port = CFMessagePortCreateRemote(NULL, CFSTR("Hammerspoon"));
if (!port) {
fprintf(stderr, "error: can't access Hammerspoon; is it running?\n");
exit(1);
}
}
target_setprefix(str, israw);
CFStringAppendCString(str, input, kCFStringEncodingUTF8);
target_send(port, str);
CFStringDelete(str, CFRangeMake(0, CFStringGetLength(str)));
free(input);
}
}
return 0;
}
