Add initial fake HID support

5 files changed, 118 insertions, 8 deletions

diff --git a/hidd/Makefile.am b/hidd/Makefile.am
index 4dfbb56e..cc043457 100644
--- a/hidd/Makefile.am
+++ b/hidd/Makefile.am
@@ -1,7 +1,7 @@
 
 bin_PROGRAMS = hidd
 
-hidd_SOURCES = main.c hidd.h sdp.c
+hidd_SOURCES = main.c hidd.h sdp.c fakehid.c
 hidd_LDADD = @BLUEZ_LIBS@ $(top_builddir)/common/libtextfile.a
 
 AM_CFLAGS = @BLUEZ_CFLAGS@
diff --git a/hidd/fakehid.c b/hidd/fakehid.c
new file mode 100644
index 00000000..1483f022
--- /dev/null
+++ b/hidd/fakehid.c
@@ -0,0 +1,49 @@
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2003-2005  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 <sys/socket.h>
+
+#include <bluetooth/bluetooth.h>
+#include <bluetooth/rfcomm.h>
+#include <bluetooth/hidp.h>
+
+#include "hidd.h"
+
+#include <X11/Xlib.h>
+#include <X11/extensions/XTest.h>
+
+#include <math.h>
+
+void epox_presenter(const bdaddr_t *src, const bdaddr_t *dst, uint8_t channel)
+{
+}
+
+void headset_presenter(const bdaddr_t *src, const bdaddr_t *dst, uint8_t channel)
+{
+}
diff --git a/hidd/hidd.h b/hidd/hidd.h
index c8103281..ca9712aa 100644
--- a/hidd/hidd.h
+++ b/hidd/hidd.h
@@ -26,3 +26,7 @@
 
 int get_stored_device_info(const bdaddr_t *src, const bdaddr_t *dst, struct hidp_connadd_req *req);
 int get_sdp_device_info(const bdaddr_t *src, const bdaddr_t *dst, struct hidp_connadd_req *req);
+int get_alternate_device_info(const bdaddr_t *src, const bdaddr_t *dst, uint16_t *uuid, uint8_t *channel);
+
+void epox_presenter(const bdaddr_t *src, const bdaddr_t *dst, uint8_t channel);
+void headset_presenter(const bdaddr_t *src, const bdaddr_t *dst, uint8_t channel);
diff --git a/hidd/main.c b/hidd/main.c
index be50bf7a..ebb9b745 100644
--- a/hidd/main.c
+++ b/hidd/main.c
@@ -406,19 +406,42 @@ static void do_show(int ctl)
 	}
 }
 
-static void do_connect(int ctl, bdaddr_t *src, bdaddr_t *dst, uint8_t subclass, int nosdp, int encrypt, int timeout)
+static void do_connect(int ctl, bdaddr_t *src, bdaddr_t *dst, uint8_t subclass, int fakehid, int encrypt, int timeout)
 {
 	struct hidp_connadd_req req;
+	uint16_t uuid = HID_SVCLASS_ID;
+	uint8_t channel = 0;
 	int csk, isk, err;
 
 	memset(&req, 0, sizeof(req));
 
-	if (get_sdp_device_info(src, dst, &req) < 0) {
+	err = get_sdp_device_info(src, dst, &req);
+	if (err < 0 && fakehid)
+		err = get_alternate_device_info(src, dst, &uuid, &channel);
+
+	if (err < 0) {
 		perror("Can't get device information");
 		close(ctl);
 		exit(1);
 	}
 
+	switch (uuid) {
+	case HID_SVCLASS_ID:
+		goto connect;
+
+	case SERIAL_PORT_SVCLASS_ID:
+		epox_presenter(src, dst, channel);
+		break;
+
+	case HEADSET_SVCLASS_ID:
+	case HANDSFREE_SVCLASS_ID:
+		headset_presenter(src, dst, channel);
+		break;
+	}
+
+	return;
+
+connect:
 	csk = l2cap_connect(src, dst, L2CAP_PSM_HIDP_CTRL);
 	if (csk < 0) {
 		perror("Can't create HID control channel");
@@ -446,7 +469,7 @@ static void do_connect(int ctl, bdaddr_t *src, bdaddr_t *dst, uint8_t subclass,
 	}
 }
 
-static void do_search(int ctl, bdaddr_t *bdaddr, uint8_t subclass, int nosdp, int encrypt, int timeout)
+static void do_search(int ctl, bdaddr_t *bdaddr, uint8_t subclass, int fakehid, int encrypt, int timeout)
 {
 	inquiry_info *info = NULL;
 	bdaddr_t src, dst;
@@ -477,10 +500,25 @@ static void do_search(int ctl, bdaddr_t *bdaddr, uint8_t subclass, int nosdp, in
 			ba2str(&dst, addr);
 
 			printf("\tConnecting to device %s\n", addr);
-			do_connect(ctl, &src, &dst, subclass, nosdp, encrypt, timeout);
+			do_connect(ctl, &src, &dst, subclass, fakehid, encrypt, timeout);
+		}
+	}
+
+	if (!fakehid)
+		goto done;
+
+	for (i = 0; i < num_rsp; i++) {
+		memcpy(class, (info+i)->dev_class, 3);
+		if (class[0] == 0x00 && class[1] == 0x40 && class[2] == 0x00) {
+			bacpy(&dst, &(info+i)->bdaddr);
+			ba2str(&dst, addr);
+
+			printf("\tConnecting to device %s\n", addr);
+			do_connect(ctl, &src, &dst, subclass, 1, 0, timeout);
 		}
 	}
 
+done:
 	bt_free(info);
 
 	if (!num_rsp) {
@@ -591,7 +629,7 @@ int main(int argc, char *argv[])
 	char addr[18];
 	int log_option = LOG_NDELAY | LOG_PID;
 	int opt, fd, ctl, csk, isk;
-	int mode = SHOW, daemon = 1, nosdp = 0, encrypt = 0, timeout = 30, lm = 0;
+	int mode = SHOW, daemon = 1, nosdp = 0, fakehid = 1, encrypt = 0, timeout = 30, lm = 0;
 
 	bacpy(&bdaddr, BDADDR_ANY);
 
@@ -685,12 +723,12 @@ int main(int argc, char *argv[])
 		break;
 
 	case SEARCH:
-		do_search(ctl, &bdaddr, subclass, nosdp, encrypt, timeout);
+		do_search(ctl, &bdaddr, subclass, fakehid, encrypt, timeout);
 		close(ctl);
 		exit(0);
 
 	case CONNECT:
-		do_connect(ctl, &bdaddr, &dev, subclass, nosdp, encrypt, timeout);
+		do_connect(ctl, &bdaddr, &dev, subclass, fakehid, encrypt, timeout);
 		close(ctl);
 		exit(0);
 
diff --git a/hidd/sdp.c b/hidd/sdp.c
index 6ed5d2dc..285438e8 100644
--- a/hidd/sdp.c
+++ b/hidd/sdp.c
@@ -267,3 +267,22 @@ int get_sdp_device_info(const bdaddr_t *src, const bdaddr_t *dst, struct hidp_co
 
 	return 0;
 }
+
+int get_alternate_device_info(const bdaddr_t *src, const bdaddr_t *dst, uint16_t *uuid, uint8_t *channel)
+{
+	sdp_session_t *s;
+
+	s = sdp_connect(src, dst, SDP_RETRY_IF_BUSY | SDP_WAIT_ON_CLOSE);
+	if (!s)
+		return -1;
+
+	sdp_close(s);
+
+	if (uuid)
+		*uuid = 0x0000;
+
+	if (channel)
+		*channel = 0;
+
+	return 0;
+}