From f38a7523b3e2ec2109cd5c5f65803da5a354da03 Mon Sep 17 00:00:00 2001
From: Marcel Holtmann <marcel@holtmann.org>
Date: Thu, 16 Jun 2005 13:53:08 +0000
Subject: Add support for reading and writing the inquiry scan type

---
 include/hci.h     | 17 +++++++++++++++++
 include/hci_lib.h |  2 ++
 src/hci.c         | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 70 insertions(+)

diff --git a/include/hci.h b/include/hci.h
index 86ffe8c9..b6275196 100644
--- a/include/hci.h
+++ b/include/hci.h
@@ -833,6 +833,23 @@ typedef struct {
 } __attribute__ ((packed)) set_afh_classification_rp;
 #define SET_AFH_CLASSIFICATION_RP_SIZE 1
 
+#define OCF_READ_INQUIRY_SCAN_TYPE	0x0042
+typedef struct {
+	uint8_t		status;
+	uint8_t		type;
+} __attribute__ ((packed)) read_inquiry_scan_type_rp;
+#define READ_INQUIRY_SCAN_TYPE_RP_SIZE 2
+
+#define OCF_WRITE_INQUIRY_SCAN_TYPE	0x0043
+typedef struct {
+	uint8_t		type;
+} __attribute__ ((packed)) write_inquiry_scan_type_cp;
+#define WRITE_INQUIRY_SCAN_TYPE_CP_SIZE 1
+typedef struct {
+	uint8_t		status;
+} __attribute__ ((packed)) write_inquiry_scan_type_rp;
+#define WRITE_INQUIRY_SCAN_TYPE_RP_SIZE 1
+
 #define OCF_READ_INQUIRY_MODE		0x0044
 typedef struct {
 	uint8_t		status;
diff --git a/include/hci_lib.h b/include/hci_lib.h
index 7761bb99..eac144e7 100644
--- a/include/hci_lib.h
+++ b/include/hci_lib.h
@@ -95,6 +95,8 @@ int hci_change_link_key(int dd, uint16_t handle, int to);
 int hci_switch_role(int dd, bdaddr_t *bdaddr, uint8_t role, int to);
 int hci_park_mode(int dd, uint16_t handle, uint16_t max_interval, uint16_t min_interval, int to);
 int hci_exit_park_mode(int dd, uint16_t handle, int to);
+int hci_read_inquiry_scan_type(int dd, uint8_t *type, int to);
+int hci_write_inquiry_scan_type(int dd, uint8_t type, int to);
 int hci_read_inquiry_mode(int dd, uint8_t *mode, int to);
 int hci_write_inquiry_mode(int dd, uint8_t mode, int to);
 int hci_read_afh_mode(int dd, uint8_t *mode, int to);
diff --git a/src/hci.c b/src/hci.c
index 60898e9b..b52b53fa 100644
--- a/src/hci.c
+++ b/src/hci.c
@@ -1564,6 +1564,57 @@ int hci_exit_park_mode(int dd, uint16_t handle, int to)
 	return 0;
 }
 
+int hci_read_inquiry_scan_type(int dd, uint8_t *type, int to)
+{
+	read_inquiry_scan_type_rp rp;
+	struct hci_request rq;
+
+	memset(&rq, 0, sizeof(rq));
+	rq.ogf    = OGF_HOST_CTL;
+	rq.ocf    = OCF_READ_INQUIRY_SCAN_TYPE;
+	rq.rparam = &rp;
+	rq.rlen   = READ_INQUIRY_SCAN_TYPE_RP_SIZE;
+
+	if (hci_send_req(dd, &rq, to) < 0)
+		return -1;
+
+	if (rp.status) {
+		errno = EIO;
+		return -1;
+	}
+
+	*type = rp.type;
+	return 0;
+}
+
+int hci_write_inquiry_scan_type(int dd, uint8_t type, int to)
+{
+	write_inquiry_scan_type_cp cp;
+	write_inquiry_scan_type_rp rp;
+	struct hci_request rq;
+
+	memset(&cp, 0, sizeof(cp));
+	cp.type = type;
+
+	memset(&rq, 0, sizeof(rq));
+	rq.ogf    = OGF_HOST_CTL;
+	rq.ocf    = OCF_WRITE_INQUIRY_SCAN_TYPE;
+	rq.cparam = &cp;
+	rq.clen   = WRITE_INQUIRY_SCAN_TYPE_CP_SIZE;
+	rq.rparam = &rp;
+	rq.rlen   = WRITE_INQUIRY_SCAN_TYPE_RP_SIZE;
+
+	if (hci_send_req(dd, &rq, to) < 0)
+		return -1;
+
+	if (rp.status) {
+		errno = EIO;
+		return -1;
+	}
+
+	return 0;
+}
+
 int hci_read_inquiry_mode(int dd, uint8_t *mode, int to)
 {
 	read_inquiry_mode_rp rp;
-- 
cgit