Add Bluetooth backend for CUPS

1 files changed, 188 insertions, 0 deletions

diff --git a/cups/main.c b/cups/main.c
new file mode 100644
index 00000000..352ea4ea
--- /dev/null
+++ b/cups/main.c
@@ -0,0 +1,188 @@
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2003-2004  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 version 2 as
+ *  published by the Free Software Foundation;
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ *  OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
+ *  IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
+ *  CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES 
+ *  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 
+ *  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 
+ *  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ *  ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, 
+ *  COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS 
+ *  SOFTWARE IS DISCLAIMED.
+ *
+ *
+ *  $Id$
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <signal.h>
+
+#include <bluetooth/bluetooth.h>
+#include <bluetooth/sdp.h>
+#include <bluetooth/sdp_lib.h>
+
+int sdp_search_spp(sdp_session_t *sdp, uint8_t *channel);
+int sdp_search_hcrp(sdp_session_t *sdp, unsigned short *ctrl_psm, unsigned short *data_psm);
+
+int spp_print(bdaddr_t *src, bdaddr_t *dst, uint8_t channel, int fd, int copies);
+int hcrp_print(bdaddr_t *src, bdaddr_t *dst, unsigned short ctrl_psm, unsigned short data_psm, int fd, int copies);
+
+static void list_devices(void)
+{
+}
+
+/*
+ *  Usage: printer-uri job-id user title copies options [file]
+ *
+ */
+
+int main(int argc, char *argv[])
+{
+	sdp_session_t *sdp;
+	bdaddr_t bdaddr;
+	unsigned short ctrl_psm, data_psm;
+	uint8_t channel, b[6];
+	char *ptr, str[3], device[18], service[12];
+	int i, err, fd, copies, proto;
+
+	/* Make sure status messages are not buffered */
+	setbuf(stderr, NULL);
+
+	/* Ignore SIGPIPE signals */
+#ifdef HAVE_SIGSET
+	sigset(SIGPIPE, SIG_IGN);
+#elif defined(HAVE_SIGACTION)
+	memset(&action, 0, sizeof(action));
+	action.sa_handler = SIG_IGN;
+	sigaction(SIGPIPE, &action, NULL);
+#else
+	signal(SIGPIPE, SIG_IGN);
+#endif /* HAVE_SIGSET */
+
+	if (argc == 1) {
+		list_devices();
+		return 0;
+	}
+
+	if (argc < 6 || argc > 7) {
+		fprintf(stderr, "Usage: bluetooth job-id user title copies options [file]\n");
+		return 1;
+	}
+
+	if (argc == 6) {
+		fd = 0;
+		copies = 1;
+	} else {
+		if ((fd = open(argv[6], O_RDONLY)) < 0) {
+			perror("ERROR: Unable to open print file");
+			return 1;
+		}
+		copies = atoi(argv[4]);
+	}
+
+	if (strncasecmp(argv[0], "bluetooth://", 12)) {
+		fprintf(stderr, "ERROR: No device URI found\n");
+		return 1;
+	}
+
+	ptr = argv[0] + 12;
+	for (i = 0; i < 6; i++) {
+		strncpy(str, ptr, 2);
+		b[i] = (uint8_t) strtol(str, NULL, 16);
+		ptr += 2;
+	}
+	sprintf(device, "%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X",
+		b[0], b[1], b[2], b[3], b[4], b[5]);
+
+	str2ba(device, &bdaddr);
+
+	ptr = strchr(ptr, '/');
+	if (ptr) {
+		strncpy(service, ptr + 1, 12);
+
+		if (!strncasecmp(ptr + 1, "spp", 3))
+			proto = 1;
+		else if (!strncasecmp(ptr + 1, "hcrp", 4))
+			proto = 2;
+		else
+			proto = 0;
+	} else {
+		strcpy(service, "auto");
+		proto = 0;
+	}
+
+	fprintf(stderr, "DEBUG: %s device %s service %s fd %d copies %d\n",
+			argv[0], device, service, fd, copies);
+
+	sdp = sdp_connect(BDADDR_ANY, &bdaddr, 0 /*SDP_RETRY_IF_BUSY*/);
+	if (!sdp) {
+		fprintf(stderr, "ERROR: Can't open Bluetooth connection\n");
+		return 1;
+	}
+
+	switch (proto) {
+	case 1:
+		err = sdp_search_spp(sdp, &channel);
+		break;
+	case 2:
+		err = sdp_search_hcrp(sdp, &ctrl_psm, &data_psm);
+		break;
+	default:
+		proto = 2;
+		err = sdp_search_hcrp(sdp, &ctrl_psm, &data_psm);
+		if (err) {
+			proto = 1;
+			err = sdp_search_spp(sdp, &channel);
+		}
+		break;
+	}
+
+	sdp_close(sdp);
+
+	if (err) {
+		fprintf(stderr, "ERROR: Can't get service information\n");
+		return 1;
+	}
+
+	switch (proto) {
+	case 1:
+		err = spp_print(BDADDR_ANY, &bdaddr, channel, fd, copies);
+		break;
+	case 2:
+		err = hcrp_print(BDADDR_ANY, &bdaddr, ctrl_psm, data_psm, fd, copies);
+		break;
+	default:
+		err = 1;
+		fprintf(stderr, "ERROR: Unsupported protocol\n");
+		break;
+	}
+
+	if (fd != 0)
+		close(fd);
+
+	if (!err)
+		fprintf(stderr, "INFO: Ready to print\n");
+
+	return err;
+}