'Understanding Socket paths with @ (Abstract Sockets)
What is @ in the socket path?
I am opening a unix socket using LocalServerSocket().
root@device:/dev/socket # netstat -a
.......
Proto RefCnt Flags Type State I-Node Path
Active UNIX domain sockets (servers and established)
unix 2 [ ACC ] STREAM LISTENING 37305 @/storage/my_sock
unix 20 [ ] DGRAM 7231 /dev/socket/logdw
unix 2 [ ACC ] SEQPACKET LISTENING 7234 /dev/socket/logdr
unix 2 [ ACC ] STREAM LISTENING 7236 /dev/socket/logd
.......
Unlike for other sockets, my sockets is being prefixed with @. Also, I went and checked /storage partition. I could not find this socket generated there.
My code where I am creating the socket is shown below.
LocalServerSocket lss = new LocalServerSocket("/storage/my_sock");
LocalSocket sock = lss.accept();
InputStream ins = sock.getInputStream();
My idea is to open a local server socket from Java and use to as a communication channel to interact with a native C application. But As the path is invalid, I am not able to achieve this.
Sources
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Source: Stack Overflow
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