bluetooth/bluetooth.c
author Markus Bröker <mbroeker@largo.dyndns.tv>
Wed, 02 May 2012 20:51:14 +0200
changeset 165 f551b78c3eee
permissions -rw-r--r--
a bluetooth and a c++ demo committer: Markus Bröker <mbroeker@largo.homelinux.org>
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/**
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 * bluetooth.c
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 * Copyright (C) 2010 Markus Bröker
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 */
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/socket.h>
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#include <bluetooth/bluetooth.h>
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#include <bluetooth/rfcomm.h>
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int main (int argc, char **argv)
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{
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    struct sockaddr_rc loc_addr = { 0 }, rem_addr = {
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    0};
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    char buf[1024] = { 0 };
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    int s, client, bytes_read;
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    socklen_t opt = sizeof (rem_addr);
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    // allocate socket
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    s = socket (AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM);
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    // bind socket to port 1 of the first available
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    // local bluetooth adapter
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    loc_addr.rc_family = AF_BLUETOOTH;
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    loc_addr.rc_bdaddr = *BDADDR_ANY;
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    loc_addr.rc_channel = (uint8_t) 1;
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    bind (s, (struct sockaddr *)&loc_addr, sizeof (loc_addr));
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    // put socket into listening mode
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    listen (s, 1);
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    // accept one connection
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    client = accept (s, (struct sockaddr *)&rem_addr, &opt);
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    ba2str (&rem_addr.rc_bdaddr, buf);
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    fprintf (stderr, "accepted connection from %s\n", buf);
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    memset (buf, 0, sizeof (buf));
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    // read data from the client
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    bytes_read = read (client, buf, sizeof (buf));
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    if (bytes_read > 0) {
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        printf ("received [%s]\n", buf);
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    }
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    // close connection
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    close (client);
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    close (s);
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    return EXIT_SUCCESS;
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}