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Questions tagged [cfstream]

51 questions
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NSStream does not call it's delegate when closed everytime

I have a couple of NSStreams (in & out TLS) to a server, I can send and receive data via them just fine but after a while maybe 5 minutes after without any traffic, connection seems to be closed on it's own but my delegate does not called with…
volution
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CFReadStreamRef vs. NSInputStream *

The difference between NSInputStream * and CFReadStreamRef seems to be that the first one is an objective C object, while the second one is a native struct. Nevertheless, they are toll-free bridged. I want to implement a program based on network…
Etan
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Upload audio - http streaming

I'm trying to upload a linear file under http in streaming mode. The idea is do this steps simultaneously, 1) Thread 1: record an audio file and store it in a temp file 2) Thread 2: Take n bytes from temp file and send it to an http server. How…
pcambre
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CFStream SSL error -9800

My iOS app contains 2 versions: server and client. Server posts a service via Bonjour and waits for a client. Client searches that services and connects to the server. After that all communications implemented through CFSockets. Here is my code to…
dymv
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Call to CFReadStreamRead stops execution in thread

NB: The entire code base for this project is so large that posting any meaningful amount wold render this question too localised, I have tried to distil any code down to the bare-essentials. I'm not expecting anyone to solve my problems directly…
Richard Stelling
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iPhone: CFReadStreamRead storing bytes as signed instead of unsigned

From my PC app I am sending socket data to my iPhone. When the data arrives it is being stored as a signed value instead of unsigned (uint8). So I can't get any values in above 127. When I send a 0xFF it defaults back to 0x3f. Is CFReadStreamRead…
user862821
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Stream delegate not called

I am trying to send data between an iPhone and a BeagleBone Black Wireless over TLS. However, I am encountering some strange issues. The issue that this question is about is why the delegate method stream(_:handle:) is not called. I've read the…
innocent bandana
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Swift TCP client check connection ipv4

If the Wifi connection is active and I'm on the network 192.168.1.xxx and try to establish the connection: var readStream: Unmanaged? var writeStream: Unmanaged? ///77.246.237.150 …
Alexandr Zernov
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CFStream : NSOutputStream not working

I am developing iOS app which required to send message to Android Socket server. I am facing a weird situation. If I continuously write data in NSOutputStream then Android device get Message but, If I write code into While loop or any If condition…
girish_pro
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Unable to write using CFWriteStream

I have created a UDP CFSocket and I'm able to send data without using any file handles. But, when I create CFReadStreamRef, CFWriteStreamRef and use them to send data, it fails. The control does not return. Can anyone help me regarding this? The…
vinay hegde
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setting CFStream property failing

I'm trying to set up TLS connection with SNI. Problem is that the first property setting call returns 1 indicating that it was accepted. The following two return 0, which means they didn't go through. What could be the reasoning be? At some point I…
Kelo
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How to create a NSInputStream/NSOutputStream pair by accepting a server socket?

I know that you can create a NSInputStream and NSOutputStream pair (toll-free bridged to CFReadStream, CFWriteStream) by opening a TCP client connection using CFStreamCreatePairWithSocketToHost according to the Stream Programming Guide. How can one…
yonran
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How to connect to public ip using CFStream in iOS

I am a beginner in iOS and objective C I am using the following code in order to connect with the server... When i am connecting locally using the ip 192.168.10.246 the code works fine and it gets connected but when i try to use a public ip instead…
Adolf Dsilva
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CFStream connection cannot connect while using public ip

I am a newbie to iOS and Objective c.... In my app i am establishing a socket connection to my server using the CFStream.. the problem is when i run my program using the local ip (192.168.10.246) the connection is established, but when i replace it…
Adolf Dsilva
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MacOSX: creating a CFStream/NSStream with specific client and server ports

I'm trying to translate the client side of a (POSIX/winsocks) socket-based TCP/IP protocol to native Mac OS X frameworks. Under this protocol, a client port is set up at a specified port, and this socket is then connected to the server at another…
RJVB
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