From 3b288578de54cfee1bcc4fac29006d7981880c03 Mon Sep 17 00:00:00 2001
From: "mila@ringwald.ch"
 <mila@ringwald.ch@1a0a8af8-31b5-11de-8e0c-53a27eea117e>
Date: Thu, 2 Oct 2014 20:22:04 +0000
Subject: [PATCH] added le_scan example

---
 example/daemon/Makefile.in |  7 ++-
 example/daemon/le_scan.c   | 91 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 96 insertions(+), 2 deletions(-)
 create mode 100644 example/daemon/le_scan.c

diff --git a/example/daemon/Makefile.in b/example/daemon/Makefile.in
index feaeb44a2..ff2c1e0a4 100644
--- a/example/daemon/Makefile.in
+++ b/example/daemon/Makefile.in
@@ -4,7 +4,7 @@ LDFLAGS  = @LDFLAGS@ -lBTstack -L../../src
 CFLAGS = @CFLAGS@ -I$(BTSTACK_ROOT) -I$(BTSTACK_ROOT)/include
 prefix = @prefix@
 
-all: test rfcomm-cat rfcomm-echo  rfcomm-test inquiry l2cap-server l2cap-throughput
+all: test rfcomm-cat rfcomm-echo  rfcomm-test inquiry l2cap-server l2cap-throughput le_scan
 
 test: test.c
 	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS)
@@ -27,8 +27,11 @@ rfcomm-echo: rfcomm-echo.c
 rfcomm-test: rfcomm-test.c
 	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS)
 
+le_scan: le_scan.c
+	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS)
+
 clean:
-	rm -f test mitm rfcomm-cat rfcomm-echo inquiry l2cap-server l2cap-throughput obex
+	rm -f test mitm rfcomm-cat rfcomm-echo inquiry l2cap-server l2cap-throughput le_scan
 	
 install:    
 	echo "nothing to be done"
diff --git a/example/daemon/le_scan.c b/example/daemon/le_scan.c
new file mode 100644
index 000000000..19ac807eb
--- /dev/null
+++ b/example/daemon/le_scan.c
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2009 by Matthias Ringwald
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holders nor the names of
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY MATTHIAS RINGWALD AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
+ * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+ * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ */
+
+/*
+ *  le_scan.c
+ */
+
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <btstack/btstack.h>
+
+static void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
+	
+	// printf("- packet_handler: pt: 0x%02x, packet[0]: 0x%02x\n", packet_type, packet[0]);
+	if (packet_type != HCI_EVENT_PACKET) return;
+
+	uint8_t event = packet[0];
+
+	switch (event){
+		case BTSTACK_EVENT_STATE:
+			// bt stack activated, get started
+			printf("- btstack state %u\n", packet[2]);
+            if (packet[2] == HCI_STATE_WORKING) {
+            	bt_send_cmd(&gap_le_set_scan_parameters, 1, 0x30, 0x30);
+	            bt_send_cmd(&gap_le_scan_start);
+			}
+			break;
+		case HCI_EVENT_LE_META:
+            switch (packet[2]) {
+                case HCI_SUBEVENT_LE_ADVERTISING_REPORT: 
+                	printf("\n- ADV: ");
+                	hexdumpf(packet, size);
+                    break;
+                }
+                break;
+		default:
+			break;
+	}
+}
+	
+int main (int argc, const char * argv[]){
+	printf("le_scan started\n");
+	printf("- connecting to BTstack Daemon\n");
+	// start stack
+	run_loop_init(RUN_LOOP_POSIX);
+	int err = bt_open();
+	if (err) {
+		printf("-> Failed to open connection to BTstack Daemon\n");
+		return err;
+	}
+	
+	printf("- connected\n");
+	printf("- send power on\n");
+
+	bt_register_packet_handler(packet_handler);
+	bt_send_cmd(&btstack_set_power_mode, HCI_POWER_ON );
+	run_loop_execute();
+	bt_close();
+	return 0;
+}