* Copyright 2010 Oliver Ruiz Dorantes, oliver.ruiz.dorantes_at_gmail.com
* All rights reserved. Distributed under the terms of the MIT License.
*
*/
#include <stddef.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <stdlib.h>
#include <sys/socket.h>
#include <bluetooth/bluetooth.h>
#include <bluetooth/bdaddrUtils.h>
#include <bluetooth/L2CAP/btL2CAP.h>
int
CreateL2capSocket(const bdaddr_t* bdaddr, struct sockaddr_l2cap& l2sa, uint16 psm)
{
int sock;
size_t size;
status_t error;
printf("Creating socket ...\n");
sock = socket(PF_BLUETOOTH, SOCK_STREAM, BLUETOOTH_PROTO_L2CAP);
if (sock < 0) {
perror ("socket");
exit (EXIT_FAILURE);
}
size = sizeof(struct sockaddr_l2cap);
l2sa.l2cap_family = PF_BLUETOOTH;
l2sa.l2cap_len = size;
memcpy(&l2sa.l2cap_bdaddr, bdaddr, sizeof(bdaddr_t));
l2sa.l2cap_psm = psm;
#if 0
if (bind(sock, (struct sockaddr *)&l2sa, size) < 0) {
perror ("bind");
exit (EXIT_FAILURE);
}
#endif
printf("Connecting socket for %s\n", bdaddrUtils::ToString(*bdaddr));
if ((error = connect(sock, (struct sockaddr *)&l2sa, sizeof(l2sa))) < 0) {
perror ("connect");
exit (EXIT_FAILURE);
}
printf("Return status of the connection is %ld \n", error );
return sock;
}
int main(int argc, char **argv)
{
struct sockaddr_l2cap l2sa;
char string[512];
size_t len;
uint16 psm = 1;
if (argc < 2 ) {
printf("I need a bdaddr!\nUsage:\n\t%s bluetooth_address [psm]\n",
argv[0]);
return 0;
}
if (argc > 2) {
psm = atoi(argv[2]);
printf("PSM requested %d\n", psm);
}
if ((psm & 1) == 0)
printf("WARNING: PSM requested is not pair\n");
const bdaddr_t bdaddr = bdaddrUtils::FromString(argv[1]);
int sock = CreateL2capSocket(&bdaddr, l2sa, psm);
while (strcmp(string,"bye") != 0) {
fscanf(stdin, "%s", string);
len = sendto(sock, string, strlen(string) + 1 , 0,
(struct sockaddr*) &l2sa, sizeof(struct sockaddr_l2cap));
printf("Sent %ld bytes\n", len);
}
printf("Transmission done ... (press key to close socket)\n");
getchar();
getchar();
printf("Closing ... \n");
close(sock);
}
