119 lines
2.8 KiB
C
119 lines
2.8 KiB
C
/*
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*
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* BlueZ - Bluetooth protocol stack for Linux
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*
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* Copyright (C) 2003-2010 Marcel Holtmann <marcel@holtmann.org>
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include <signal.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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#include <bluetooth/sdp.h>
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#include <bluetooth/sdp_lib.h>
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#include "cups.h"
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int spp_print(bdaddr_t *src, bdaddr_t *dst, uint8_t channel, int fd, int copies, const char *cups_class)
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{
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struct sockaddr_rc addr;
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unsigned char buf[2048];
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int i, sk, err, len;
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if ((sk = socket(PF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM)) < 0) {
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perror("ERROR: Can't create socket");
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if (cups_class)
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return CUPS_BACKEND_FAILED;
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else
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return CUPS_BACKEND_RETRY;
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}
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addr.rc_family = AF_BLUETOOTH;
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bacpy(&addr.rc_bdaddr, src);
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addr.rc_channel = 0;
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if (bind(sk, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
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perror("ERROR: Can't bind socket");
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close(sk);
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if (cups_class)
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return CUPS_BACKEND_FAILED;
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else
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return CUPS_BACKEND_RETRY;
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}
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addr.rc_family = AF_BLUETOOTH;
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bacpy(&addr.rc_bdaddr, dst);
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addr.rc_channel = channel;
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if (connect(sk, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
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perror("ERROR: Can't connect to device");
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close(sk);
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if (cups_class)
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return CUPS_BACKEND_FAILED;
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else
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return CUPS_BACKEND_RETRY;
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}
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fputs("STATE: -connecting-to-device\n", stderr);
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/* Ignore SIGTERM signals if printing from stdin */
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if (fd == 0) {
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#ifdef HAVE_SIGSET
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sigset(SIGTERM, SIG_IGN);
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#elif defined(HAVE_SIGACTION)
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memset(&action, 0, sizeof(action));
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sigemptyset(&action.sa_mask);
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action.sa_handler = SIG_IGN;
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sigaction(SIGTERM, &action, NULL);
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#else
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signal(SIGTERM, SIG_IGN);
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#endif /* HAVE_SIGSET */
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}
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for (i = 0; i < copies; i++) {
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if (fd != 0) {
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fprintf(stderr, "PAGE: 1 1\n");
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lseek(fd, 0, SEEK_SET);
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}
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while ((len = read(fd, buf, sizeof(buf))) > 0) {
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err = write(sk, buf, len);
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if (err < 0) {
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perror("ERROR: Error writing to device");
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close(sk);
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return CUPS_BACKEND_FAILED;
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}
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}
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}
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close(sk);
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return CUPS_BACKEND_OK;
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}
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