bluetooth/bluetooth-client.c
author Markus Bröker<broeker.markus@googlemail.com>
Sun, 10 Feb 2019 13:17:01 +0100
changeset 173 374a86886bc5
parent 165 f551b78c3eee
permissions -rw-r--r--
LAST-DIGIT-BUG: INCREMENT before LF
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
165
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     1
/**
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     2
 * bluetooth.c
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     3
 * Copyright (C) 2010 Markus Bröker
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     4
 */
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     5
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     6
#include <stdio.h>
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     7
#include <stdlib.h>
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     8
#include <unistd.h>
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     9
#include <sys/socket.h>
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    10
#include <bluetooth/bluetooth.h>
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    11
#include <bluetooth/rfcomm.h>
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    12
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    13
int main (int argc, char **argv)
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    14
{
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    15
    struct sockaddr_rc addr = { 0 };
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    16
    int s, status;
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    17
    // Hard-coded for simplicity
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    18
    char dest[18] = "58:17:0C:FF:36:D7";    // E10i
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    19
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    20
    // allocate a socket
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    21
    s = socket (AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM);
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    22
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    23
    // set the connection parameters (who to connect to)
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    24
    addr.rc_family = AF_BLUETOOTH;
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    25
    addr.rc_channel = (uint8_t) 1;
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    26
    str2ba (dest, &addr.rc_bdaddr);
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    27
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    28
    // connect to server
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    29
    status = connect (s, (struct sockaddr *)&addr, sizeof (addr));
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    30
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    31
    // send a message
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    32
    if (status == 0) {
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    33
        status = write (s, "hello!", 6);
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    34
    }
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    35
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    36
    if (status < 0)
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    37
        perror ("uh oh");
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    38
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    39
    close (s);
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    40
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    41
    return EXIT_SUCCESS;
f551b78c3eee a bluetooth and a c++ demo
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    42
}