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/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2003-2008 Marcel Holtmann <marcel@holtmann.org>
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
#include <signal.h>
#include <sys/socket.h>
#include <bluetooth/bluetooth.h>
#include <bluetooth/rfcomm.h>
#include "cups.h"
int spp_print(bdaddr_t *src, bdaddr_t *dst, uint8_t channel, int fd, int copies, const char *cups_class)
{
struct sockaddr_rc addr;
unsigned char buf[2048];
int i, sk, err, len;
if ((sk = socket(PF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM)) < 0) {
perror("ERROR: Can't create socket");
if (cups_class)
return CUPS_BACKEND_FAILED;
else
return CUPS_BACKEND_RETRY;
}
addr.rc_family = AF_BLUETOOTH;
bacpy(&addr.rc_bdaddr, src);
addr.rc_channel = 0;
if (bind(sk, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
perror("ERROR: Can't bind socket");
close(sk);
if (cups_class)
return CUPS_BACKEND_FAILED;
else
return CUPS_BACKEND_RETRY;
}
addr.rc_family = AF_BLUETOOTH;
bacpy(&addr.rc_bdaddr, dst);
addr.rc_channel = channel;
if (connect(sk, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
perror("ERROR: Can't connect to device");
close(sk);
if (cups_class)
return CUPS_BACKEND_FAILED;
else
return CUPS_BACKEND_RETRY;
}
fputs("STATE: -connecting-to-device\n", stderr);
/* Ignore SIGTERM signals if printing from stdin */
if (fd == 0) {
#ifdef HAVE_SIGSET
sigset(SIGTERM, SIG_IGN);
#elif defined(HAVE_SIGACTION)
memset(&action, 0, sizeof(action));
sigemptyset(&action.sa_mask);
action.sa_handler = SIG_IGN;
sigaction(SIGTERM, &action, NULL);
#else
signal(SIGTERM, SIG_IGN);
#endif /* HAVE_SIGSET */
}
for (i = 0; i < copies; i++) {
if (fd != 0) {
fprintf(stderr, "PAGE: 1 1\n");
lseek(fd, 0, SEEK_SET);
}
while ((len = read(fd, buf, sizeof(buf))) > 0) {
err = write(sk, buf, len);
if (err < 0) {
perror("ERROR: Error writing to device");
close(sk);
return CUPS_BACKEND_FAILED;
}
}
}
close(sk);
return CUPS_BACKEND_OK;
}
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