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* Re: [PATCH 2/2] android: Add set/get for discovery timeout
From: Marcel Holtmann @ 2013-11-07  8:14 UTC (permalink / raw)
  To: Johan Hedberg
  Cc: Lukasz Rymanowski, linux-bluetooth@vger.kernel.org development,
	Szymon Janc
In-Reply-To: <20131107080758.GA7493@x220.p-661hnu-f1>

Hi Johan,

>> static bool get_discoverable_timeout(void)
>> {
>> -	DBG("Not implemented");
>> +	struct hal_ev_adapter_props_changed *ev;
>> +	int len;
>> 
>> -	/* TODO: Add implementation */
>> +	len = sizeof(*ev) + sizeof(struct hal_property) + sizeof(uint32_t);
>> 
> 
> The dynamic memory allocation seems a bit overkill here since the size is
> not very big and can be determined even at compile time. I'd consider
> doing something like:
> 
> 	uint8_t buf[sizeof(struct hal_ev_adapter_props_changed) +
> 			sizeof(struct hal_property) + sizeof(uint32_t)];
> 	struct hal_ev_adapter_props_changed *ev = (void *) buf;

actually having some #define for the base len would be easier to read.

	uint8_t buf[BASELEN + sizeof(uint32_t));
 
> 
> 	...
> 
> 	ipc_send(..., sizeof(buf), buf, ...);

Of course an alternative is to use alloca to just allocate on the stack. Then no free is actually needed.

Regards

Marcel


^ permalink raw reply

* Re: [PATCH 3/3] android/hal: Rename hal_op_sock_listen to hal_cmd_sock_listen
From: Johan Hedberg @ 2013-11-07  8:10 UTC (permalink / raw)
  To: Andrei Emeltchenko; +Cc: linux-bluetooth
In-Reply-To: <1383746614-15077-3-git-send-email-Andrei.Emeltchenko.news@gmail.com>

Hi Andrei,

On Wed, Nov 06, 2013, Andrei Emeltchenko wrote:
> This makes structures consistent with the rest of the code.
> ---
>  android/hal-msg.h  |    4 ++--
>  android/hal-sock.c |    4 ++--
>  2 files changed, 4 insertions(+), 4 deletions(-)

Patches 1 and 3 have been applied. Thanks.

Johan

^ permalink raw reply

* Re: [PATCH 1/2] android: Change name for get_disc_timeout
From: Johan Hedberg @ 2013-11-07  8:09 UTC (permalink / raw)
  To: Lukasz Rymanowski; +Cc: linux-bluetooth, szymon.janc
In-Reply-To: <1383750530-18815-1-git-send-email-lukasz.rymanowski@tieto.com>

Hi Lukasz,

On Wed, Nov 06, 2013, Lukasz Rymanowski wrote:
> Change name to get_discoverable_timeout. Previous name could be
> confusing with disconnection timeout.
> ---
>  android/adapter.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)

This patch has been applied. Thanks.

Johan

^ permalink raw reply

* Re: [PATCH 2/2] android: Add set/get for discovery timeout
From: Johan Hedberg @ 2013-11-07  8:07 UTC (permalink / raw)
  To: Lukasz Rymanowski; +Cc: linux-bluetooth, szymon.janc
In-Reply-To: <1383750530-18815-2-git-send-email-lukasz.rymanowski@tieto.com>

Hi Lukasz,

On Wed, Nov 06, 2013, Lukasz Rymanowski wrote:
>  static bool get_discoverable_timeout(void)
>  {
> -	DBG("Not implemented");
> +	struct hal_ev_adapter_props_changed *ev;
> +	int len;
>  
> -	/* TODO: Add implementation */
> +	len = sizeof(*ev) + sizeof(struct hal_property) + sizeof(uint32_t);
>  

The dynamic memory allocation seems a bit overkill here since the size is
not very big and can be determined even at compile time. I'd consider
doing something like:

	uint8_t buf[sizeof(struct hal_ev_adapter_props_changed) +
			sizeof(struct hal_property) + sizeof(uint32_t)];
	struct hal_ev_adapter_props_changed *ev = (void *) buf;

	...

	ipc_send(..., sizeof(buf), buf, ...);

Johan

^ permalink raw reply

* Re: [PATCHv2 4/6] android: Add supported uuids when adapter is initialized
From: Andrei Emeltchenko @ 2013-11-07  8:04 UTC (permalink / raw)
  To: Marcin Kraglak; +Cc: linux-bluetooth
In-Reply-To: <1383657700-22313-5-git-send-email-marcin.kraglak@tieto.com>

Hi All,

On Tue, Nov 05, 2013 at 02:21:38PM +0100, Marcin Kraglak wrote:
> It will set class of device with proper service hints.
> We set it statically because we want to keep code simple.
> 
> ---
>  android/adapter.c | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 59 insertions(+)
> 
> diff --git a/android/adapter.c b/android/adapter.c
> index 0f24cac..70b9265 100644
> --- a/android/adapter.c
> +++ b/android/adapter.c
> @@ -52,6 +52,29 @@ static GIOChannel *notification_io = NULL;
>  /* This list contains addresses which are asked for records */
>  static GSList *browse_reqs;
>  
> +/*
> + * This is an array of supported uuids and service hints. We add them via mgmt
> + * interface when adapter is initialized. Uuids are in reverse orded.
> + */
> +static const struct mgmt_cp_add_uuid supported_services[] = {
> +	/* OBEX_OPP_UUID */
> +	{ .uuid = { 0xfb, 0x34, 0x9b, 0x5f, 0x80, 0x00, 0x00, 0x80,
> +			0x00, 0x10, 0x00, 0x00, 0x05, 0x11, 0x00, 0x00 },
> +	.svc_hint = 0x10 },

I think PBAP is missing here. BTW can we define those strings separately
so that it might be used to compare.

Socket HAL identify service by UUID so I need to derive RFCOMM channel
from it. I am thinking simply comparing those strings.

Any opinion on this?

Best regards 
Andrei Emeltchenko 

^ permalink raw reply

* Re: Intel 7260 bluetooth malfunction when it is connected to EHCI bus
From: Hui Wang @ 2013-11-07  3:45 UTC (permalink / raw)
  To: Stevie Trujillo; +Cc: marcel, tedd.an, linux-bluetooth
In-Reply-To: <20131105194431.54fba8fb@localhost>

On 11/06/2013 02:44 AM, Stevie Trujillo wrote:
> On Tue, 05 Nov 2013 10:32:05 +0800
> Hui Wang <hui.wang@canonical.com> wrote:
>
>> Thanks for your input, I don't know the answer of your question, but
>> at least the camera works well on the EHCI bus, and camera transfers
>> the ISO packets over EHCI bus.
> Hello again! Have you tried comparing usbmon output (I used Wireshark)
> when running on EHCI and XHCI? My bluetooth card is inside the
> computer, so I'm only able to do EHCI.
>
> I see 1 ISO come in right after the SCO thing opens. It has some
> error stuff inside (ENOSPC). No idea how it is supposed to behave,
> since I can't compare with a good one.
>
> Sorry if this is a stupid idea :P
>
Do you know any tools can decode the log generated by usbmon?

Regards,
Hui.

^ permalink raw reply

* Re: [PATCH] Bluetooth: ath3k: Add support for another AR3012 card
From: Marcel Holtmann @ 2013-11-06 20:21 UTC (permalink / raw)
  To: Sujith Manoharan
  Cc: linux-bluetooth@vger.kernel.org development, Gustavo F. Padovan
In-Reply-To: <1383715560-25328-1-git-send-email-sujith@msujith.org>

Hi Sujith,

> T:  Bus=03 Lev=01 Prnt=01 Port=02 Cnt=01 Dev#=  2 Spd=12   MxCh= 0
> D:  Ver= 1.10 Cls=e0(wlcon) Sub=01 Prot=01 MxPS=64 #Cfgs=  1
> P:  Vendor=04ca ProdID=300b Rev= 0.01
> C:* #Ifs= 2 Cfg#= 1 Atr=e0 MxPwr=100mA
> A:  FirstIf#= 0 IfCount= 2 Cls=e0(wlcon) Sub=01 Prot=01
> I:* If#= 0 Alt= 0 #EPs= 3 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
> 
> Reported-by:Face <falazemi@gmail.com>
> Signed-off-by: Sujith Manoharan <sujith@msujith.org>
> ---
> drivers/bluetooth/ath3k.c | 2 ++
> drivers/bluetooth/btusb.c | 1 +
> 2 files changed, 3 insertions(+)

patch has been applied to bluetooth-next tree.

Regards

Marcel


^ permalink raw reply

* Re: [PATCH] Bluetooth: Remove unnecessary 'send' parameter from smp_failure()
From: Marcel Holtmann @ 2013-11-06 20:17 UTC (permalink / raw)
  To: Johan Hedberg; +Cc: linux-bluetooth@vger.kernel.org development
In-Reply-To: <1383729897-28492-1-git-send-email-johan.hedberg@gmail.com>

Hi Johan,

> The send parameter has only been used for determining whether to send a
> Pairing Failed PDU or not. However, the function can equally well use
> the already existing reason parameter to make this choice and send the
> PDU whenever a non-zero value was passed.
> 
> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
> ---
> net/bluetooth/smp.c | 16 ++++++++--------
> 1 file changed, 8 insertions(+), 8 deletions(-)

patch has been applied to bluetooth-next tree.

Regards

Marcel


^ permalink raw reply

* linux-firmware: pull-request Marvell mwifiex-firmware 2013-11-06
From: Bing Zhao @ 2013-11-06 19:25 UTC (permalink / raw)
  To: Ben Hutchings; +Cc: linux-wireless, linux-bluetooth, Frank Huang, Bing Zhao

The following changes since commit 7d0c7a8cfd78388d90cc784a185b19dcbdbce824:

  Merge branch 'wilink4' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/linux-firmware (2013-10-13 21:11:46 +0100)

are available in the git repository at:


  git://git.marvell.com/mwifiex-firmware.git master

for you to fetch changes up to b7c848634538ff87317acd802fb4645cfd2f9fb5:

  linux-firmware: add Marvell SD8897-B0 firmware combo image (2013-11-04 16:03:34 -0800)

----------------------------------------------------------------
Bing Zhao (2):
      linux-firmware: update Marvell PCIe/USB 8897-B0 firmware combo image
      linux-firmware: add Marvell SD8897-B0 firmware combo image

 WHENCE                   |   5 ++++-
 mrvl/pcie8897_uapsta.bin | Bin 350244 -> 656896 bytes
 mrvl/sd8897_uapsta.bin   | Bin 0 -> 639012 bytes
 3 files changed, 4 insertions(+), 1 deletion(-)
 create mode 100644 mrvl/sd8897_uapsta.bin

diff --git a/WHENCE b/WHENCE
index 2d52804..3875e77 100644
--- a/WHENCE
+++ b/WHENCE
@@ -727,11 +727,14 @@ Version: 14.66.9.p96
 File: mrvl/sd8797_uapsta.bin
 Version: 14.66.11.p151
 
+File: mrvl/sd8897_uapsta.bin
+Version: 15.69.2.p11
+
 File: mrvl/usb8797_uapsta.bin
 Version: 14.69.11.p179
 
 File: mrvl/pcie8897_uapsta.bin
-Version: 15.69.201.p52
+Version: 15.69.2.p11
 
 Licence: Redistributable. See LICENCE.Marvell for details.  Originates from
 http://git.marvell.com/?p=mwifiex-firmware.git
diff --git a/mrvl/pcie8897_uapsta.bin b/mrvl/pcie8897_uapsta.bin
index b067689..858c100 100644
Binary files a/mrvl/pcie8897_uapsta.bin and b/mrvl/pcie8897_uapsta.bin differ
diff --git a/mrvl/sd8897_uapsta.bin b/mrvl/sd8897_uapsta.bin
new file mode 100644
index 0000000..70732a6
Binary files /dev/null and b/mrvl/sd8897_uapsta.bin differ

^ permalink raw reply related

* [PATCHv3 2/2] android/hal: Add UUID debug print in socket HAL
From: Andrei Emeltchenko @ 2013-11-06 15:10 UTC (permalink / raw)
  To: linux-bluetooth
In-Reply-To: <1383750643-1139-1-git-send-email-Andrei.Emeltchenko.news@gmail.com>

From: Andrei Emeltchenko <andrei.emeltchenko@intel.com>

---
 android/hal-sock.c |   18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/android/hal-sock.c b/android/hal-sock.c
index 32c7939..1d198ac 100644
--- a/android/hal-sock.c
+++ b/android/hal-sock.c
@@ -25,6 +25,8 @@
 #include "hal-msg.h"
 #include "hal.h"
 
+#include "hal-utils.h"
+
 static bt_status_t sock_listen_rfcomm(const char *service_name,
 					const uint8_t *uuid, int chan,
 					int *sock, int flags)
@@ -49,13 +51,14 @@ static bt_status_t sock_listen(btsock_type_t type, const char *service_name,
 					int *sock, int flags)
 {
 	if ((!uuid && chan <= 0) || !sock) {
-		error("%s: invalid params: uuid %p, chan %d, sock %p",
-						__func__, uuid, chan, sock);
+		error("Invalid params: uuid %s, chan %d, sock %p",
+				btuuid2str((bt_uuid_t *) uuid), chan, sock);
 		return BT_STATUS_PARM_INVALID;
 	}
 
-	DBG("uuid %p chan %d sock %p type %d service_name %s",
-					uuid, chan, sock, type, service_name);
+	DBG("uuid %s chan %d sock %p type %d service_name %s",
+				btuuid2str((bt_uuid_t *) uuid), chan,
+				sock, type, service_name);
 
 	switch (type) {
 	case BTSOCK_RFCOMM:
@@ -76,12 +79,13 @@ static bt_status_t sock_connect(const bt_bdaddr_t *bdaddr, btsock_type_t type,
 	struct hal_cmd_sock_connect cmd;
 
 	if ((!uuid && chan <= 0) || !bdaddr || !sock) {
-		error("invalid params: bd_addr %p, uuid %p, chan %d, sock %p",
-					bdaddr, uuid, chan, sock);
+		error("Invalid params: bd_addr %p, uuid %s, chan %d, sock %p",
+			bdaddr, btuuid2str((bt_uuid_t *) uuid), chan, sock);
 		return BT_STATUS_PARM_INVALID;
 	}
 
-	DBG("uuid %p chan %d sock %p type %d", uuid, chan, sock, type);
+	DBG("uuid %s chan %d sock %p type %d", btuuid2str((bt_uuid_t *) uuid),
+							chan, sock, type);
 
 	if (type != BTSOCK_RFCOMM) {
 		error("Socket type %u not supported", type);
-- 
1.7.10.4


^ permalink raw reply related

* [PATCHv3 1/2] android: Create debug hal-utils helpers
From: Andrei Emeltchenko @ 2013-11-06 15:10 UTC (permalink / raw)
  To: linux-bluetooth
In-Reply-To: <903E7C5D-33E0-4EDB-BD6D-02B183278514@holtmann.org>

From: Andrei Emeltchenko <andrei.emeltchenko@intel.com>

Create hal-utils helpers which helps to decode packets Android
sends through HAL interface.
---
 android/Android.mk        |    2 ++
 android/Makefile.am       |    3 ++-
 android/client/if-gatt.c  |    1 +
 android/client/textconv.c |   42 ++------------------------------
 android/client/textconv.h |    2 --
 android/hal-utils.c       |   58 +++++++++++++++++++++++++++++++++++++++++++++
 android/hal-utils.h       |   26 ++++++++++++++++++++
 7 files changed, 91 insertions(+), 43 deletions(-)
 create mode 100644 android/hal-utils.c
 create mode 100644 android/hal-utils.h

diff --git a/android/Android.mk b/android/Android.mk
index d76dfaf..32bb591 100644
--- a/android/Android.mk
+++ b/android/Android.mk
@@ -88,6 +88,7 @@ LOCAL_SRC_FILES := \
 	hal-pan.c \
 	hal-av.c \
 	client/textconv.c \
+	hal-utils.c \
 
 LOCAL_C_INCLUDES += \
 	$(call include-path-for, system-core) \
@@ -125,6 +126,7 @@ LOCAL_SRC_FILES := \
 	client/if-hh.c \
 	client/if-pan.c \
 	client/if-sock.c \
+	hal-utils.c \
 
 ANDROID_4_3_OR_ABOVE := $(shell echo 0 | awk -v v=$(PLATFORM_SDK_VERSION) 'END {print (v > 17) ? 1 : 0}')
 
diff --git a/android/Makefile.am b/android/Makefile.am
index 8619641..e4adf6c 100644
--- a/android/Makefile.am
+++ b/android/Makefile.am
@@ -68,7 +68,8 @@ android_haltest_SOURCES = android/client/haltest.c \
 				android/client/if-hh.c \
 				android/client/if-pan.c \
 				android/client/if-sock.c \
-				android/client/hwmodule.c
+				android/client/hwmodule.c \
+				android/hal-utils.h android/hal-utils.c
 
 android_haltest_LDADD = android/libhal-internal.la
 
diff --git a/android/client/if-gatt.c b/android/client/if-gatt.c
index b2b20cb..bb53952 100644
--- a/android/client/if-gatt.c
+++ b/android/client/if-gatt.c
@@ -17,6 +17,7 @@
 
 #include <hardware/bluetooth.h>
 
+#include "../hal-utils.h"
 #include "if-main.h"
 
 const btgatt_interface_t *if_gatt = NULL;
diff --git a/android/client/textconv.c b/android/client/textconv.c
index 4def3da..469b2c3 100644
--- a/android/client/textconv.c
+++ b/android/client/textconv.c
@@ -19,6 +19,8 @@
 #include <stdio.h>
 #include <hardware/bluetooth.h>
 
+#include "../hal-utils.h"
+
 #include "textconv.h"
 
 /*
@@ -154,39 +156,6 @@ void str2bt_bdaddr_t(const char *str, bt_bdaddr_t *bd_addr)
 				&p[0], &p[1], &p[2], &p[3], &p[4], &p[5]);
 }
 
-static const char BT_BASE_UUID[] = {
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
-	0x80, 0x00, 0x00, 0x80, 0x5f, 0x9b, 0x34, 0xfb
-};
-
-/*
- * converts uuid to string
- * buf should be at least 39 bytes
- *
- * returns string representation of uuid
- */
-char *bt_uuid_t2str(const bt_uuid_t *uuid, char *buf)
-{
-	int shift = 0;
-	int i;
-	int is_bt;
-
-	is_bt = !memcmp(&uuid->uu[4], &BT_BASE_UUID[4], sizeof(bt_uuid_t) - 4);
-
-	for (i = 0; i < (int) sizeof(bt_uuid_t); i++) {
-		if (i == 4 && is_bt)
-			break;
-
-		if (i == 4 || i == 6 || i == 8 || i == 10) {
-			buf[i * 2 + shift] = '-';
-			shift++;
-		}
-		sprintf(buf + i * 2 + shift, "%02x", uuid->uu[i]);
-	}
-
-	return buf;
-}
-
 /* converts string to uuid */
 void str2bt_uuid_t(const char *str, bt_uuid_t *uuid)
 {
@@ -234,13 +203,6 @@ char *bdaddr2str(const bt_bdaddr_t *bd_addr)
 	return bt_bdaddr_t2str(bd_addr, buf);
 }
 
-static char *btuuid2str(const bt_uuid_t *uuid)
-{
-	static char buf[MAX_UUID_STR_LEN];
-
-	return bt_uuid_t2str(uuid, buf);
-}
-
 char *btproperty2str(const bt_property_t *property)
 {
 	static char buf[4096];
diff --git a/android/client/textconv.h b/android/client/textconv.h
index 1c848ef..837eb4e 100644
--- a/android/client/textconv.h
+++ b/android/client/textconv.h
@@ -103,8 +103,6 @@ static struct int2str __##type##2str[] = {
 char *bt_bdaddr_t2str(const bt_bdaddr_t *bd_addr, char *buf);
 void str2bt_bdaddr_t(const char *str, bt_bdaddr_t *bd_addr);
 
-#define MAX_UUID_STR_LEN 37
-char *bt_uuid_t2str(const bt_uuid_t *uuid, char *buf);
 void str2bt_uuid_t(const char *str, bt_uuid_t *uuid);
 
 char *btproperty2str(const bt_property_t *property);
diff --git a/android/hal-utils.c b/android/hal-utils.c
new file mode 100644
index 0000000..84cfad1
--- /dev/null
+++ b/android/hal-utils.c
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2013 Intel Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include <hardware/bluetooth.h>
+
+#include "hal-utils.h"
+
+/*
+ * converts uuid to string
+ * buf should be at least 39 bytes
+ *
+ * returns string representation of uuid
+ */
+char *bt_uuid_t2str(const bt_uuid_t *uuid, char *buf)
+{
+	int shift = 0;
+	int i;
+	int is_bt;
+
+	is_bt = !memcmp(&uuid->uu[4], &BT_BASE_UUID[4], sizeof(bt_uuid_t) - 4);
+
+	for (i = 0; i < (int) sizeof(bt_uuid_t); i++) {
+		if (i == 4 && is_bt)
+			break;
+
+		if (i == 4 || i == 6 || i == 8 || i == 10) {
+			buf[i * 2 + shift] = '-';
+			shift++;
+		}
+		sprintf(buf + i * 2 + shift, "%02x", uuid->uu[i]);
+	}
+
+	return buf;
+}
+
+char *btuuid2str(const bt_uuid_t *uuid)
+{
+	static char buf[MAX_UUID_STR_LEN];
+
+	return bt_uuid_t2str(uuid, buf);
+}
diff --git a/android/hal-utils.h b/android/hal-utils.h
new file mode 100644
index 0000000..d40b430
--- /dev/null
+++ b/android/hal-utils.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2013 Intel Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#define MAX_UUID_STR_LEN 37
+
+static const char BT_BASE_UUID[] = {
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
+	0x80, 0x00, 0x00, 0x80, 0x5f, 0x9b, 0x34, 0xfb
+};
+
+char *btuuid2str(const bt_uuid_t *uuid);
+char *bt_uuid_t2str(const bt_uuid_t *uuid, char *buf);
-- 
1.7.10.4


^ permalink raw reply related

* [PATCH 2/2] android: Add set/get for discovery timeout
From: Lukasz Rymanowski @ 2013-11-06 15:08 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: johan.hedberg, szymon.janc, Lukasz Rymanowski
In-Reply-To: <1383750530-18815-1-git-send-email-lukasz.rymanowski@tieto.com>

Android handles discoverable timeout in Settings app, however still
expects BT stack to maintain this value so we should do it as well.
Otherwise we will get some unexpected behaviour.
For now we keep discovery_timeout only during runtime, but we need to move
it to some local storage once we will have it.

Note: That since Android Settings up handles timer there is no reason to
use discovery timer we have in kernel.
---
 android/adapter.c | 38 +++++++++++++++++++++++++++++++++++---
 1 file changed, 35 insertions(+), 3 deletions(-)

diff --git a/android/adapter.c b/android/adapter.c
index 1d462c8..d97f34b 100644
--- a/android/adapter.c
+++ b/android/adapter.c
@@ -47,6 +47,8 @@
 
 /* Default to DisplayYesNo */
 #define DEFAULT_IO_CAPABILITY 0x01
+/* Default discoverable timeout 120sec as in Android */
+#define DEFAULT_DISCOVERABLE_TIMEOUT 120
 
 static GIOChannel *notification_io = NULL;
 /* This list contains addresses which are asked for records */
@@ -67,6 +69,7 @@ struct bt_adapter {
 	uint32_t current_settings;
 
 	bool discovering;
+	uint32_t discoverable_timeout;
 };
 
 struct browse_req {
@@ -1101,6 +1104,17 @@ static uint8_t set_adapter_name(uint8_t *name, uint16_t len)
 	return HAL_STATUS_FAILED;
 }
 
+static uint8_t set_discoverable_timeout(uint8_t *timeout)
+{
+	/* Android handles discoverable timeout in Settings app.
+	 * There is no need to use kernel feature for that.
+	 * Just need to store this value here */
+
+	/* TODO: This should be in some storage */
+	memcpy(&adapter->discoverable_timeout, timeout, sizeof(uint32_t));
+
+	return HAL_STATUS_SUCCESS;
+}
 static void read_info_complete(uint8_t status, uint16_t length, const void *param,
 							void *user_data)
 {
@@ -1169,6 +1183,8 @@ void bt_adapter_init(uint16_t index, struct mgmt *mgmt, bt_adapter_ready cb)
 	adapter->index = index;
 	adapter->discovering = false;
 	adapter->ready = cb;
+	/* TODO: Read it from some storage */
+	adapter->discoverable_timeout = DEFAULT_DISCOVERABLE_TIMEOUT;
 
 	if (mgmt_send(mgmt, MGMT_OP_READ_INFO, index, 0, NULL,
 					read_info_complete, NULL, NULL) > 0)
@@ -1286,11 +1302,26 @@ static bool get_devices(void)
 
 static bool get_discoverable_timeout(void)
 {
-	DBG("Not implemented");
+	struct hal_ev_adapter_props_changed *ev;
+	int len;
 
-	/* TODO: Add implementation */
+	len = sizeof(*ev) + sizeof(struct hal_property) + sizeof(uint32_t);
 
-	return false;
+	ev = g_malloc(len);
+
+	ev->num_props = 1;
+	ev->status = HAL_STATUS_SUCCESS;
+
+	ev->props[0].type = HAL_PROP_ADAPTER_DISC_TIMEOUT;
+	ev->props[0].len = sizeof(uint32_t);
+	memcpy(&ev->props[0].val, &adapter->discoverable_timeout, sizeof(uint32_t));
+
+	ipc_send(notification_io, HAL_SERVICE_ID_BLUETOOTH,
+				HAL_EV_ADAPTER_PROPS_CHANGED, len, ev, -1);
+
+	g_free(ev);
+
+	return true;
 }
 
 static bool get_property(void *buf, uint16_t len)
@@ -1441,6 +1472,7 @@ static uint8_t set_property(void *buf, uint16_t len)
 	case HAL_PROP_ADAPTER_NAME:
 		return set_adapter_name(cmd->val, cmd->len);
 	case HAL_PROP_ADAPTER_DISC_TIMEOUT:
+		return set_discoverable_timeout(cmd->val);
 	default:
 		DBG("Unhandled property type 0x%x", cmd->type);
 		return HAL_STATUS_FAILED;
-- 
1.8.4


^ permalink raw reply related

* [PATCH 1/2] android: Change name for get_disc_timeout
From: Lukasz Rymanowski @ 2013-11-06 15:08 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: johan.hedberg, szymon.janc, Lukasz Rymanowski

Change name to get_discoverable_timeout. Previous name could be
confusing with disconnection timeout.
---
 android/adapter.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/android/adapter.c b/android/adapter.c
index cf5edcd..1d462c8 100644
--- a/android/adapter.c
+++ b/android/adapter.c
@@ -1284,7 +1284,7 @@ static bool get_devices(void)
 	return false;
 }
 
-static bool get_disc_timeout(void)
+static bool get_discoverable_timeout(void)
 {
 	DBG("Not implemented");
 
@@ -1316,7 +1316,7 @@ static bool get_property(void *buf, uint16_t len)
 	case HAL_PROP_ADAPTER_BONDED_DEVICES:
 		return get_devices();
 	case HAL_PROP_ADAPTER_DISC_TIMEOUT:
-		return get_disc_timeout();
+		return get_discoverable_timeout();
 	default:
 		return false;
 	}
@@ -1332,7 +1332,7 @@ static void get_properties(void)
 	get_service();
 	get_scan_mode();
 	get_devices();
-	get_disc_timeout();
+	get_discoverable_timeout();
 }
 
 static bool start_discovery(void)
-- 
1.8.4


^ permalink raw reply related

* [RFC 14/14] android/hal: Remove not neede buf len from av HAL
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

Message correctness is verified upon reception and handling functions
can simply make assumption that data in buffer is correct.
---
 android/hal-av.c  | 2 +-
 android/hal-ipc.c | 2 +-
 android/hal.h     | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/android/hal-av.c b/android/hal-av.c
index 9e1b3df..3da79c4 100644
--- a/android/hal-av.c
+++ b/android/hal-av.c
@@ -49,7 +49,7 @@ static void handle_audio_state(void *buf)
 }
 
 /* will be called from notification thread context */
-void bt_notify_av(uint16_t opcode, void *buf, uint16_t len)
+void bt_notify_av(uint16_t opcode, void *buf)
 {
 	if (!interface_ready())
 		return;
diff --git a/android/hal-ipc.c b/android/hal-ipc.c
index 173229a..2de7c2f 100644
--- a/android/hal-ipc.c
+++ b/android/hal-ipc.c
@@ -53,7 +53,7 @@ static void notification_dispatch(struct hal_hdr *msg, int fd)
 		bt_notify_hh(msg->opcode, msg->payload);
 		break;
 	case HAL_SERVICE_ID_A2DP:
-		bt_notify_av(msg->opcode, msg->payload, msg->len);
+		bt_notify_av(msg->opcode, msg->payload);
 		break;
 	default:
 		DBG("Unhandled notification service=%d opcode=0x%x",
diff --git a/android/hal.h b/android/hal.h
index 9f1ecec..bcd0861 100644
--- a/android/hal.h
+++ b/android/hal.h
@@ -30,4 +30,4 @@ void bt_notify_adapter(uint16_t opcode, void *buf);
 void bt_thread_associate(void);
 void bt_thread_disassociate(void);
 void bt_notify_hh(uint16_t opcode, void *buf);
-void bt_notify_av(uint16_t opcode, void *buf, uint16_t len);
+void bt_notify_av(uint16_t opcode, void *buf);
-- 
1.8.4.2


^ permalink raw reply related

* [RFC 13/14] android/hal: Remove not neede buf len from hidhost HAL
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

Message correctness is verified upon reception and handling functions
can simply make assumption that data in buffer is correct.
---
 android/hal-hidhost.c | 2 +-
 android/hal-ipc.c     | 2 +-
 android/hal.h         | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/android/hal-hidhost.c b/android/hal-hidhost.c
index f1a2223..a96e122 100644
--- a/android/hal-hidhost.c
+++ b/android/hal-hidhost.c
@@ -78,7 +78,7 @@ static void handle_get_report(void *buf)
 }
 
 /* will be called from notification thread context */
-void bt_notify_hh(uint16_t opcode, void *buf, uint16_t len)
+void bt_notify_hh(uint16_t opcode, void *buf)
 {
 	if (!interface_ready())
 		return;
diff --git a/android/hal-ipc.c b/android/hal-ipc.c
index 7ca9fe4..173229a 100644
--- a/android/hal-ipc.c
+++ b/android/hal-ipc.c
@@ -50,7 +50,7 @@ static void notification_dispatch(struct hal_hdr *msg, int fd)
 		bt_notify_adapter(msg->opcode, msg->payload);
 		break;
 	case HAL_SERVICE_ID_HIDHOST:
-		bt_notify_hh(msg->opcode, msg->payload, msg->len);
+		bt_notify_hh(msg->opcode, msg->payload);
 		break;
 	case HAL_SERVICE_ID_A2DP:
 		bt_notify_av(msg->opcode, msg->payload, msg->len);
diff --git a/android/hal.h b/android/hal.h
index c10a27c..9f1ecec 100644
--- a/android/hal.h
+++ b/android/hal.h
@@ -29,5 +29,5 @@ btav_interface_t *bt_get_av_interface(void);
 void bt_notify_adapter(uint16_t opcode, void *buf);
 void bt_thread_associate(void);
 void bt_thread_disassociate(void);
-void bt_notify_hh(uint16_t opcode, void *buf, uint16_t len);
+void bt_notify_hh(uint16_t opcode, void *buf);
 void bt_notify_av(uint16_t opcode, void *buf, uint16_t len);
-- 
1.8.4.2


^ permalink raw reply related

* [RFC 12/14] android/hal: Remove not neede buf len from bluetooth HAL
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

Message correctness is verified upon reception and handling functions
can simply make assumption that data in buffer is correct.
---
 android/hal-bluetooth.c | 35 ++++++++++++-----------------------
 android/hal-ipc.c       |  2 +-
 android/hal.h           |  2 +-
 3 files changed, 14 insertions(+), 25 deletions(-)

diff --git a/android/hal-bluetooth.c b/android/hal-bluetooth.c
index 88c7b99..67e6eea 100644
--- a/android/hal-bluetooth.c
+++ b/android/hal-bluetooth.c
@@ -48,17 +48,11 @@ static void handle_adapter_state_changed(void *buf)
 
 static void adapter_props_to_hal(bt_property_t *send_props,
 					struct hal_property *hal_prop,
-					uint8_t num_props, void *buff_end)
+					uint8_t num_props)
 {
-	void *p = hal_prop;
 	uint8_t i;
 
 	for (i = 0; i < num_props; i++) {
-		if (p + sizeof(*hal_prop) + hal_prop->len > buff_end) {
-			error("invalid adapter properties event, aborting");
-			exit(EXIT_FAILURE);
-		}
-
 		send_props[i].type = hal_prop->type;
 
 		switch (hal_prop->type) {
@@ -99,17 +93,12 @@ static void adapter_hal_props_cleanup(bt_property_t *props, uint8_t num)
 
 static void device_props_to_hal(bt_property_t *send_props,
 					struct hal_property *hal_prop,
-					uint8_t num_props, void *buff_end)
+					uint8_t num_props)
 {
 	void *p = hal_prop;
 	uint8_t i;
 
 	for (i = 0; i < num_props; i++) {
-		if (p + sizeof(*hal_prop) + hal_prop->len > buff_end) {
-			error("invalid adapter properties event, aborting");
-			exit(EXIT_FAILURE);
-		}
-
 		send_props[i].type = hal_prop->type;
 
 		switch (hal_prop->type) {
@@ -148,7 +137,7 @@ static void device_hal_props_cleanup(bt_property_t *props, uint8_t num)
 	}
 }
 
-static void handle_adapter_props_changed(void *buf, uint16_t len)
+static void handle_adapter_props_changed(void *buf)
 {
 	struct hal_ev_adapter_props_changed *ev = buf;
 	bt_property_t props[ev->num_props];
@@ -158,7 +147,7 @@ static void handle_adapter_props_changed(void *buf, uint16_t len)
 	if (!bt_hal_cbacks->adapter_properties_cb)
 		return;
 
-	adapter_props_to_hal(props, ev->props, ev->num_props, buf + len);
+	adapter_props_to_hal(props, ev->props, ev->num_props);
 
 	bt_hal_cbacks->adapter_properties_cb(ev->status, ev->num_props, props);
 
@@ -232,7 +221,7 @@ static void handle_discovery_state_changed(void *buf)
 		bt_hal_cbacks->discovery_state_changed_cb(ev->state);
 }
 
-static void handle_device_found(void *buf, uint16_t len)
+static void handle_device_found(void *buf)
 {
 	struct hal_ev_device_found *ev = buf;
 	bt_property_t props[ev->num_props];
@@ -242,14 +231,14 @@ static void handle_device_found(void *buf, uint16_t len)
 	if (!bt_hal_cbacks->device_found_cb)
 		return;
 
-	device_props_to_hal(props, ev->props, ev->num_props, buf + len);
+	device_props_to_hal(props, ev->props, ev->num_props);
 
 	bt_hal_cbacks->device_found_cb(ev->num_props, props);
 
 	device_hal_props_cleanup(props, ev->num_props);
 }
 
-static void handle_device_state_changed(void *buf, uint16_t len)
+static void handle_device_state_changed(void *buf)
 {
 	struct hal_ev_remote_device_props *ev = buf;
 	bt_property_t props[ev->num_props];
@@ -259,7 +248,7 @@ static void handle_device_state_changed(void *buf, uint16_t len)
 	if (!bt_hal_cbacks->remote_device_properties_cb)
 		return;
 
-	device_props_to_hal(props, ev->props, ev->num_props, buf + len);
+	device_props_to_hal(props, ev->props, ev->num_props);
 
 	bt_hal_cbacks->remote_device_properties_cb(ev->status,
 						(bt_bdaddr_t *)ev->bdaddr,
@@ -281,7 +270,7 @@ static void handle_acl_state_changed(void *buf)
 }
 
 /* will be called from notification thread context */
-void bt_notify_adapter(uint16_t opcode, void *buf, uint16_t len)
+void bt_notify_adapter(uint16_t opcode, void *buf)
 {
 	if (!interface_ready())
 		return;
@@ -293,16 +282,16 @@ void bt_notify_adapter(uint16_t opcode, void *buf, uint16_t len)
 		handle_adapter_state_changed(buf);
 		break;
 	case HAL_EV_ADAPTER_PROPS_CHANGED:
-		handle_adapter_props_changed(buf, len);
+		handle_adapter_props_changed(buf);
 		break;
 	case HAL_EV_DISCOVERY_STATE_CHANGED:
 		handle_discovery_state_changed(buf);
 		break;
 	case HAL_EV_DEVICE_FOUND:
-		handle_device_found(buf, len);
+		handle_device_found(buf);
 		break;
 	case HAL_EV_REMOTE_DEVICE_PROPS:
-		handle_device_state_changed(buf, len);
+		handle_device_state_changed(buf);
 		break;
 	case HAL_EV_BOND_STATE_CHANGED:
 		handle_bond_state_change(buf);
diff --git a/android/hal-ipc.c b/android/hal-ipc.c
index 13392c2..7ca9fe4 100644
--- a/android/hal-ipc.c
+++ b/android/hal-ipc.c
@@ -47,7 +47,7 @@ static void notification_dispatch(struct hal_hdr *msg, int fd)
 {
 	switch (msg->service_id) {
 	case HAL_SERVICE_ID_BLUETOOTH:
-		bt_notify_adapter(msg->opcode, msg->payload, msg->len);
+		bt_notify_adapter(msg->opcode, msg->payload);
 		break;
 	case HAL_SERVICE_ID_HIDHOST:
 		bt_notify_hh(msg->opcode, msg->payload, msg->len);
diff --git a/android/hal.h b/android/hal.h
index 5d6a93e..c10a27c 100644
--- a/android/hal.h
+++ b/android/hal.h
@@ -26,7 +26,7 @@ bthh_interface_t *bt_get_hidhost_interface(void);
 btpan_interface_t *bt_get_pan_interface(void);
 btav_interface_t *bt_get_av_interface(void);
 
-void bt_notify_adapter(uint16_t opcode, void *buf, uint16_t len);
+void bt_notify_adapter(uint16_t opcode, void *buf);
 void bt_thread_associate(void);
 void bt_thread_disassociate(void);
 void bt_notify_hh(uint16_t opcode, void *buf, uint16_t len);
-- 
1.8.4.2


^ permalink raw reply related

* [RFC 11/14] android: Remove not needed buf len from Socket service functions
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

Message correctness is verified upon reception and handling functions
can simply make assumption that data in buffer is correct.
---
 android/main.c   | 3 +--
 android/socket.c | 3 +--
 android/socket.h | 3 +--
 3 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/android/main.c b/android/main.c
index 08bba4e..9cc3e1d 100644
--- a/android/main.c
+++ b/android/main.c
@@ -255,8 +255,7 @@ static gboolean cmd_watch_cb(GIOChannel *io, GIOCondition cond,
 		bt_hid_handle_cmd(hal_cmd_io, msg->opcode, msg->payload);
 		break;
 	case HAL_SERVICE_ID_SOCK:
-		bt_sock_handle_cmd(hal_cmd_io, msg->opcode, msg->payload,
-								msg->len);
+		bt_sock_handle_cmd(hal_cmd_io, msg->opcode, msg->payload);
 		break;
 	case HAL_SERVICE_ID_A2DP:
 		bt_a2dp_handle_cmd(hal_cmd_io, msg->opcode, msg->payload,
diff --git a/android/socket.c b/android/socket.c
index e32be46..b9c556f 100644
--- a/android/socket.c
+++ b/android/socket.c
@@ -50,8 +50,7 @@ static int handle_connect(void *buf)
 	return -1;
 }
 
-void bt_sock_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf,
-							uint16_t len)
+void bt_sock_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf)
 {
 	int fd;
 
diff --git a/android/socket.h b/android/socket.h
index 2b3b940..69cfc58 100644
--- a/android/socket.h
+++ b/android/socket.h
@@ -21,8 +21,7 @@
  *
  */
 
-void bt_sock_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf,
-						uint16_t len);
+void bt_sock_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf);
 
 bool bt_socket_register(GIOChannel *io, const bdaddr_t *addr);
 void bt_socket_unregister(void);
-- 
1.8.4.2


^ permalink raw reply related

* [RFC 10/14] android: Remove not needed buf len from Hidhost service functions
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

Message correctness is verified upon reception and handling functions
can simply make assumption that data in buffer is correct.
---
 android/hid.c  | 62 ++++++++++++++++++----------------------------------------
 android/hid.h  |  2 +-
 android/main.c |  3 +--
 3 files changed, 21 insertions(+), 46 deletions(-)

diff --git a/android/hid.c b/android/hid.c
index c38c4c1..968dc29 100644
--- a/android/hid.c
+++ b/android/hid.c
@@ -667,7 +667,7 @@ fail:
 	hid_device_free(dev);
 }
 
-static uint8_t bt_hid_connect(struct hal_cmd_hid_connect *cmd, uint16_t len)
+static uint8_t bt_hid_connect(struct hal_cmd_hid_connect *cmd)
 {
 	struct hid_device *dev;
 	char addr[18];
@@ -678,9 +678,6 @@ static uint8_t bt_hid_connect(struct hal_cmd_hid_connect *cmd, uint16_t len)
 
 	DBG("");
 
-	if (len < sizeof(*cmd))
-		return HAL_STATUS_INVALID;
-
 	android2bdaddr(&cmd->bdaddr, &dst);
 
 	l = g_slist_find_custom(devices, &dst, device_cmp);
@@ -708,8 +705,7 @@ static uint8_t bt_hid_connect(struct hal_cmd_hid_connect *cmd, uint16_t len)
 	return HAL_STATUS_SUCCESS;
 }
 
-static uint8_t bt_hid_disconnect(struct hal_cmd_hid_disconnect *cmd,
-								uint16_t len)
+static uint8_t bt_hid_disconnect(struct hal_cmd_hid_disconnect *cmd)
 {
 	struct hid_device *dev;
 	GSList *l;
@@ -717,9 +713,6 @@ static uint8_t bt_hid_disconnect(struct hal_cmd_hid_disconnect *cmd,
 
 	DBG("");
 
-	if (len < sizeof(*cmd))
-		return HAL_STATUS_INVALID;
-
 	android2bdaddr(&cmd->bdaddr, &dst);
 
 	l = g_slist_find_custom(devices, &dst, device_cmp);
@@ -740,22 +733,21 @@ static uint8_t bt_hid_disconnect(struct hal_cmd_hid_disconnect *cmd,
 	return HAL_STATUS_SUCCESS;
 }
 
-static uint8_t bt_hid_virtual_unplug(struct hal_cmd_hid_vp *cmd, uint16_t len)
+static uint8_t bt_hid_virtual_unplug(struct hal_cmd_hid_vp *cmd)
 {
 	DBG("Not Implemented");
 
 	return HAL_STATUS_FAILED;
 }
 
-static uint8_t bt_hid_info(struct hal_cmd_hid_set_info *cmd, uint16_t len)
+static uint8_t bt_hid_info(struct hal_cmd_hid_set_info *cmd)
 {
 	DBG("Not Implemented");
 
 	return HAL_STATUS_FAILED;
 }
 
-static uint8_t bt_hid_get_protocol(struct hal_cmd_hid_get_protocol *cmd,
-								uint16_t len)
+static uint8_t bt_hid_get_protocol(struct hal_cmd_hid_get_protocol *cmd)
 {
 	struct hid_device *dev;
 	GSList *l;
@@ -765,9 +757,6 @@ static uint8_t bt_hid_get_protocol(struct hal_cmd_hid_get_protocol *cmd,
 
 	DBG("");
 
-	if (len < sizeof(*cmd))
-		return HAL_STATUS_INVALID;
-
 	android2bdaddr(&cmd->bdaddr, &dst);
 
 	l = g_slist_find_custom(devices, &dst, device_cmp);
@@ -791,8 +780,7 @@ static uint8_t bt_hid_get_protocol(struct hal_cmd_hid_get_protocol *cmd,
 	return HAL_STATUS_SUCCESS;
 }
 
-static uint8_t bt_hid_set_protocol(struct hal_cmd_hid_set_protocol *cmd,
-								uint16_t len)
+static uint8_t bt_hid_set_protocol(struct hal_cmd_hid_set_protocol *cmd)
 {
 	struct hid_device *dev;
 	GSList *l;
@@ -802,9 +790,6 @@ static uint8_t bt_hid_set_protocol(struct hal_cmd_hid_set_protocol *cmd,
 
 	DBG("");
 
-	if (len < sizeof(*cmd))
-		return HAL_STATUS_INVALID;
-
 	android2bdaddr(&cmd->bdaddr, &dst);
 
 	l = g_slist_find_custom(devices, &dst, device_cmp);
@@ -828,8 +813,7 @@ static uint8_t bt_hid_set_protocol(struct hal_cmd_hid_set_protocol *cmd,
 	return HAL_STATUS_SUCCESS;
 }
 
-static uint8_t bt_hid_get_report(struct hal_cmd_hid_get_report *cmd,
-								uint16_t len)
+static uint8_t bt_hid_get_report(struct hal_cmd_hid_get_report *cmd)
 {
 	struct hid_device *dev;
 	GSList *l;
@@ -840,9 +824,6 @@ static uint8_t bt_hid_get_report(struct hal_cmd_hid_get_report *cmd,
 
 	DBG("");
 
-	if (len < sizeof(*cmd))
-		return HAL_STATUS_INVALID;
-
 	android2bdaddr(&cmd->bdaddr, &dst);
 
 	l = g_slist_find_custom(devices, &dst, device_cmp);
@@ -876,8 +857,7 @@ static uint8_t bt_hid_get_report(struct hal_cmd_hid_get_report *cmd,
 	return HAL_STATUS_SUCCESS;
 }
 
-static uint8_t bt_hid_set_report(struct hal_cmd_hid_set_report *cmd,
-								uint16_t len)
+static uint8_t bt_hid_set_report(struct hal_cmd_hid_set_report *cmd)
 {
 	struct hid_device *dev;
 	GSList *l;
@@ -888,9 +868,6 @@ static uint8_t bt_hid_set_report(struct hal_cmd_hid_set_report *cmd,
 
 	DBG("");
 
-	if (len < sizeof(*cmd))
-		return HAL_STATUS_INVALID;
-
 	android2bdaddr(&cmd->bdaddr, &dst);
 
 	l = g_slist_find_custom(devices, &dst, device_cmp);
@@ -919,45 +896,44 @@ static uint8_t bt_hid_set_report(struct hal_cmd_hid_set_report *cmd,
 	return HAL_STATUS_SUCCESS;
 }
 
-static uint8_t bt_hid_send_data(struct hal_cmd_hid_send_data *cmd,
-								uint16_t len)
+static uint8_t bt_hid_send_data(struct hal_cmd_hid_send_data *cmd)
 {
 	DBG("Not Implemented");
 
 	return HAL_STATUS_FAILED;
 }
 
-void bt_hid_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf, uint16_t len)
+void bt_hid_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf)
 {
 	uint8_t status = HAL_STATUS_FAILED;
 
 	switch (opcode) {
 	case HAL_OP_HID_CONNECT:
-		status = bt_hid_connect(buf, len);
+		status = bt_hid_connect(buf);
 		break;
 	case HAL_OP_HID_DISCONNECT:
-		status = bt_hid_disconnect(buf, len);
+		status = bt_hid_disconnect(buf);
 		break;
 	case HAL_OP_HID_VP:
-		status = bt_hid_virtual_unplug(buf, len);
+		status = bt_hid_virtual_unplug(buf);
 		break;
 	case HAL_OP_HID_SET_INFO:
-		status = bt_hid_info(buf, len);
+		status = bt_hid_info(buf);
 		break;
 	case HAL_OP_HID_GET_PROTOCOL:
-		status = bt_hid_get_protocol(buf, len);
+		status = bt_hid_get_protocol(buf);
 		break;
 	case HAL_OP_HID_SET_PROTOCOL:
-		status = bt_hid_set_protocol(buf, len);
+		status = bt_hid_set_protocol(buf);
 		break;
 	case HAL_OP_HID_GET_REPORT:
-		status = bt_hid_get_report(buf, len);
+		status = bt_hid_get_report(buf);
 		break;
 	case HAL_OP_HID_SET_REPORT:
-		status = bt_hid_set_report(buf, len);
+		status = bt_hid_set_report(buf);
 		break;
 	case HAL_OP_HID_SEND_DATA:
-		status = bt_hid_send_data(buf, len);
+		status = bt_hid_send_data(buf);
 		break;
 	default:
 		DBG("Unhandled command, opcode 0x%x", opcode);
diff --git a/android/hid.h b/android/hid.h
index 674b35a..b92f4f1 100644
--- a/android/hid.h
+++ b/android/hid.h
@@ -21,7 +21,7 @@
  *
  */
 
-void bt_hid_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf, uint16_t len);
+void bt_hid_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf);
 
 bool bt_hid_register(GIOChannel *io, const bdaddr_t *addr);
 void bt_hid_unregister(void);
diff --git a/android/main.c b/android/main.c
index d309068..08bba4e 100644
--- a/android/main.c
+++ b/android/main.c
@@ -252,8 +252,7 @@ static gboolean cmd_watch_cb(GIOChannel *io, GIOCondition cond,
 		bt_adapter_handle_cmd(hal_cmd_io, msg->opcode, msg->payload);
 		break;
 	case HAL_SERVICE_ID_HIDHOST:
-		bt_hid_handle_cmd(hal_cmd_io, msg->opcode, msg->payload,
-								msg->len);
+		bt_hid_handle_cmd(hal_cmd_io, msg->opcode, msg->payload);
 		break;
 	case HAL_SERVICE_ID_SOCK:
 		bt_sock_handle_cmd(hal_cmd_io, msg->opcode, msg->payload,
-- 
1.8.4.2


^ permalink raw reply related

* [RFC 09/14] android: Remove not needed buf len from Bluetooth service functions
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

Message correctness is verified upon reception and handling functions
can simply make assumption that data in buffer is correct.
---
 android/adapter.c | 35 +++++++++++++++++------------------
 android/adapter.h |  3 +--
 android/main.c    |  3 +--
 3 files changed, 19 insertions(+), 22 deletions(-)

diff --git a/android/adapter.c b/android/adapter.c
index cf5edcd..5b099fe 100644
--- a/android/adapter.c
+++ b/android/adapter.c
@@ -1293,7 +1293,7 @@ static bool get_disc_timeout(void)
 	return false;
 }
 
-static bool get_property(void *buf, uint16_t len)
+static bool get_property(void *buf)
 {
 	struct hal_cmd_get_adapter_prop *cmd = buf;
 
@@ -1431,7 +1431,7 @@ done:
 	return HAL_STATUS_DONE;
 }
 
-static uint8_t set_property(void *buf, uint16_t len)
+static uint8_t set_property(void *buf)
 {
 	struct hal_cmd_set_adapter_prop *cmd = buf;
 
@@ -1485,7 +1485,7 @@ static void pair_device_complete(uint8_t status, uint16_t length,
 							HAL_BOND_STATE_NONE);
 }
 
-static bool create_bond(void *buf, uint16_t len)
+static bool create_bond(void *buf)
 {
 	struct hal_cmd_create_bond *cmd = buf;
 	struct mgmt_cp_pair_device cp;
@@ -1505,7 +1505,7 @@ static bool create_bond(void *buf, uint16_t len)
 	return true;
 }
 
-static bool cancel_bond(void *buf, uint16_t len)
+static bool cancel_bond(void *buf)
 {
 	struct hal_cmd_cancel_bond *cmd = buf;
 	struct mgmt_addr_info cp;
@@ -1532,7 +1532,7 @@ static void unpair_device_complete(uint8_t status, uint16_t length,
 							HAL_BOND_STATE_NONE);
 }
 
-static bool remove_bond(void *buf, uint16_t len)
+static bool remove_bond(void *buf)
 {
 	struct hal_cmd_remove_bond *cmd = buf;
 	struct mgmt_cp_unpair_device cp;
@@ -1546,7 +1546,7 @@ static bool remove_bond(void *buf, uint16_t len)
 				unpair_device_complete, NULL, NULL) > 0;
 }
 
-static uint8_t pin_reply(void *buf, uint16_t len)
+static uint8_t pin_reply(void *buf)
 {
 	struct hal_cmd_pin_reply *cmd = buf;
 	bdaddr_t bdaddr;
@@ -1643,7 +1643,7 @@ static uint8_t user_passkey_reply(const bdaddr_t *bdaddr, bool accept,
 	return HAL_STATUS_SUCCESS;
 }
 
-static uint8_t ssp_reply(void *buf, uint16_t len)
+static uint8_t ssp_reply(void *buf)
 {
 	struct hal_cmd_ssp_reply *cmd = buf;
 	uint8_t status;
@@ -1677,7 +1677,7 @@ static uint8_t ssp_reply(void *buf, uint16_t len)
 	return status;
 }
 
-static uint8_t get_remote_services(void *buf, uint16_t len)
+static uint8_t get_remote_services(void *buf)
 {
 	struct hal_cmd_get_remote_services *cmd = buf;
 	bdaddr_t addr;
@@ -1687,8 +1687,7 @@ static uint8_t get_remote_services(void *buf, uint16_t len)
 	return browse_remote_sdp(&addr);
 }
 
-void bt_adapter_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf,
-								uint16_t len)
+void bt_adapter_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf)
 {
 	uint8_t status = HAL_STATUS_FAILED;
 
@@ -1722,39 +1721,39 @@ void bt_adapter_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf,
 
 		break;
 	case HAL_OP_GET_ADAPTER_PROP:
-		if (!get_property(buf, len))
+		if (!get_property(buf))
 			goto error;
 
 		break;
 	case HAL_OP_SET_ADAPTER_PROP:
-		status = set_property(buf, len);
+		status = set_property(buf);
 		if (status != HAL_STATUS_SUCCESS && status != HAL_STATUS_DONE)
 			goto error;
 
 		break;
 	case HAL_OP_CREATE_BOND:
-		if (!create_bond(buf, len))
+		if (!create_bond(buf))
 			goto error;
 
 		break;
 	case HAL_OP_CANCEL_BOND:
-		if (!cancel_bond(buf, len))
+		if (!cancel_bond(buf))
 			goto error;
 
 		break;
 	case HAL_OP_REMOVE_BOND:
-		if (!remove_bond(buf, len))
+		if (!remove_bond(buf))
 			goto error;
 
 		break;
 	case HAL_OP_PIN_REPLY:
-		status = pin_reply(buf, len);
+		status = pin_reply(buf);
 		if (status != HAL_STATUS_SUCCESS)
 			goto error;
 
 		break;
 	case HAL_OP_SSP_REPLY:
-		status = ssp_reply(buf, len);
+		status = ssp_reply(buf);
 		if (status != HAL_STATUS_SUCCESS)
 			goto error;
 		break;
@@ -1789,7 +1788,7 @@ void bt_adapter_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf,
 
 		break;
 	case HAL_OP_GET_REMOTE_SERVICES:
-		status = get_remote_services(buf, len);
+		status = get_remote_services(buf);
 		if (status != HAL_STATUS_SUCCESS)
 			goto error;
 		break;
diff --git a/android/adapter.h b/android/adapter.h
index 2afc67a..d304575 100644
--- a/android/adapter.h
+++ b/android/adapter.h
@@ -33,8 +33,7 @@ typedef void (*bt_adapter_ready)(int err);
 void bt_adapter_init(uint16_t index, struct mgmt *mgmt_if,
 							bt_adapter_ready cb);
 
-void bt_adapter_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf,
-								uint16_t len);
+void bt_adapter_handle_cmd(GIOChannel *io, uint8_t opcode, void *buf);
 
 const bdaddr_t *bt_adapter_get_address(void);
 
diff --git a/android/main.c b/android/main.c
index d7e77a2..d309068 100644
--- a/android/main.c
+++ b/android/main.c
@@ -249,8 +249,7 @@ static gboolean cmd_watch_cb(GIOChannel *io, GIOCondition cond,
 		handle_service_core(msg->opcode, buf + sizeof(*msg));
 		break;
 	case HAL_SERVICE_ID_BLUETOOTH:
-		bt_adapter_handle_cmd(hal_cmd_io, msg->opcode, msg->payload,
-								msg->len);
+		bt_adapter_handle_cmd(hal_cmd_io, msg->opcode, msg->payload);
 		break;
 	case HAL_SERVICE_ID_HIDHOST:
 		bt_hid_handle_cmd(hal_cmd_io, msg->opcode, msg->payload,
-- 
1.8.4.2


^ permalink raw reply related

* [RFC 08/14] android: Remove not needed buf len from Core service functions
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

Message correctness is verified upon reception and handling functions
can simply make assumption that data in buffer is correct.
---
 android/main.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/android/main.c b/android/main.c
index 85ea270..d7e77a2 100644
--- a/android/main.c
+++ b/android/main.c
@@ -76,7 +76,7 @@ static GIOChannel *hal_notif_io = NULL;
 
 static bool services[HAL_SERVICE_ID_MAX + 1] = { false };
 
-static void service_register(void *buf, uint16_t len)
+static void service_register(void *buf)
 {
 	struct hal_cmd_register_module *m = buf;
 	const bdaddr_t *adapter_bdaddr = bt_adapter_get_address();
@@ -126,7 +126,7 @@ failed:
 	ipc_send_rsp(hal_cmd_io, HAL_SERVICE_ID_CORE, HAL_STATUS_FAILED);
 }
 
-static void service_unregister(void *buf, uint16_t len)
+static void service_unregister(void *buf)
 {
 	struct hal_cmd_unregister_module *m = buf;
 
@@ -167,14 +167,14 @@ failed:
 	ipc_send_rsp(hal_cmd_io, HAL_SERVICE_ID_CORE, HAL_STATUS_FAILED);
 }
 
-static void handle_service_core(uint8_t opcode, void *buf, uint16_t len)
+static void handle_service_core(uint8_t opcode, void *buf)
 {
 	switch (opcode) {
 	case HAL_OP_REGISTER_MODULE:
-		service_register(buf, len);
+		service_register(buf);
 		break;
 	case HAL_OP_UNREGISTER_MODULE:
-		service_unregister(buf, len);
+		service_unregister(buf);
 		break;
 	default:
 		ipc_send_rsp(hal_cmd_io, HAL_SERVICE_ID_CORE,
@@ -246,7 +246,7 @@ static gboolean cmd_watch_cb(GIOChannel *io, GIOCondition cond,
 
 	switch (msg->service_id) {
 	case HAL_SERVICE_ID_CORE:
-		handle_service_core(msg->opcode, buf + sizeof(*msg), msg->len);
+		handle_service_core(msg->opcode, buf + sizeof(*msg));
 		break;
 	case HAL_SERVICE_ID_BLUETOOTH:
 		bt_adapter_handle_cmd(hal_cmd_io, msg->opcode, msg->payload,
-- 
1.8.4.2


^ permalink raw reply related

* [RFC 07/14] android: Remove not needed HAL_MINIMUM_EVENT define
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

This is no longer needed as correct events ID are verified by
hal_notif_check function.
---
 android/hal-msg.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/android/hal-msg.h b/android/hal-msg.h
index 9f36c61..0d7137a 100644
--- a/android/hal-msg.h
+++ b/android/hal-msg.h
@@ -32,8 +32,6 @@ struct hal_hdr {
 	uint8_t  payload[0];
 } __attribute__((packed));
 
-#define HAL_MINIMUM_EVENT		0x81
-
 #define HAL_SERVICE_ID_CORE		0
 #define HAL_SERVICE_ID_BLUETOOTH	1
 #define HAL_SERVICE_ID_SOCK		2
-- 
1.8.4.2


^ permalink raw reply related

* [RFC 06/14] android/hal: Use IPC notifications sanity checks
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

Make HAL library checks received IPC notifications for correctness.
---
 android/hal-ipc.c | 17 ++---------------
 1 file changed, 2 insertions(+), 15 deletions(-)

diff --git a/android/hal-ipc.c b/android/hal-ipc.c
index 293be87..13392c2 100644
--- a/android/hal-ipc.c
+++ b/android/hal-ipc.c
@@ -105,21 +105,8 @@ static void *notification_handler(void *data)
 			exit(EXIT_FAILURE);
 		}
 
-		if (ret < (ssize_t) sizeof(*ev)) {
-			error("Too small notification (%zd bytes), aborting",
-									ret);
-			exit(EXIT_FAILURE);
-		}
-
-		if (ev->opcode < HAL_MINIMUM_EVENT) {
-			error("Invalid notification (0x%x), aborting",
-							ev->opcode);
-			exit(EXIT_FAILURE);
-		}
-
-		if (ret != (ssize_t) (sizeof(*ev) + ev->len)) {
-			error("Malformed notification(%zd bytes), aborting",
-									ret);
+		if (!hal_notif_check(ev, ev->payload, ret)) {
+			error("IPC protocol error in notification, aborting");
 			exit(EXIT_FAILURE);
 		}
 
-- 
1.8.4.2


^ permalink raw reply related

* [RFC 05/14] android: Add HAL IPC events sanity check
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

This implements core, bluetooth, sock and hidhost services checks.
---
 android/hal-msg-check.c | 63 +++++++++++++++++++++++++++++++++++++++++++++++++
 android/hal-msg.h       |  2 ++
 2 files changed, 65 insertions(+)

diff --git a/android/hal-msg-check.c b/android/hal-msg-check.c
index 0c719ac..8fe1a4f 100644
--- a/android/hal-msg-check.c
+++ b/android/hal-msg-check.c
@@ -262,3 +262,66 @@ bool hal_rsp_check(const struct hal_hdr *msg, const void *payload,
 		return false;
 	}
 }
+
+static bool check_notif_bluetooth(uint8_t opcode, const void *payload,
+								uint16_t len)
+{
+	switch (opcode) {
+	check_fix_p(HAL_EV_ADAPTER_STATE_CHANGED,
+						hal_ev_adapter_state_changed);
+	check_props_p(HAL_EV_ADAPTER_PROPS_CHANGED,
+						hal_ev_adapter_props_changed);
+	check_props_p(HAL_EV_REMOTE_DEVICE_PROPS, hal_ev_remote_device_props);
+	check_props_p(HAL_EV_DEVICE_FOUND, hal_ev_device_found);
+	check_fix_p(HAL_EV_DISCOVERY_STATE_CHANGED,
+					hal_ev_discovery_state_changed);
+	check_fix_p(HAL_EV_PIN_REQUEST, hal_ev_pin_request);
+	check_fix_p(HAL_EV_SSP_REQUEST, hal_ev_ssp_request);
+	check_fix_p(HAL_EV_BOND_STATE_CHANGED, hal_ev_bond_state_changed);
+	check_fix_p(HAL_EV_ACL_STATE_CHANGED, hal_ev_acl_state_changed);
+	check_var_p(HAL_EV_DUT_MODE_RECEIVE, hal_ev_dut_mode_receive, len);
+	check_fix_p(HAL_EV_LE_TEST_MODE, hal_ev_le_test_mode);
+	default:
+		return false;
+	}
+}
+
+static bool check_notif_hidhost(uint8_t opcode, const void *payload,
+								uint16_t len)
+{
+	switch (opcode) {
+	check_fix_p(HAL_EV_HID_CONN_STATE, hal_ev_hid_conn_state);
+	check_fix_p(HAL_EV_HID_INFO, hal_ev_hid_info);
+	default:
+		return false;
+	}
+}
+
+bool hal_notif_check(const struct hal_hdr *msg, const void *payload,
+								ssize_t len)
+{
+	if (len < (ssize_t) sizeof(*msg))
+		return false;
+
+	if (len != (ssize_t) (sizeof(*msg) + msg->len))
+		return false;
+
+	switch (msg->service_id) {
+	case HAL_SERVICE_ID_BLUETOOTH:
+		return check_notif_bluetooth(msg->opcode, payload, msg->len);
+	case HAL_SERVICE_ID_HIDHOST:
+		return check_notif_hidhost(msg->opcode, payload, msg->len);
+	case HAL_SERVICE_ID_PAN:
+	case HAL_SERVICE_ID_HANDSFREE:
+	case HAL_SERVICE_ID_A2DP:
+	case HAL_SERVICE_ID_HEALTH:
+	case HAL_SERVICE_ID_AVRCP:
+	case HAL_SERVICE_ID_GATT:
+		/* TODO implement */
+		return false;
+	case HAL_SERVICE_ID_CORE:
+	case HAL_SERVICE_ID_SOCK:
+	default:
+		return false;
+	}
+}
diff --git a/android/hal-msg.h b/android/hal-msg.h
index 2d67ccf..9f36c61 100644
--- a/android/hal-msg.h
+++ b/android/hal-msg.h
@@ -491,3 +491,5 @@ bool hal_cmd_check(const struct hal_hdr *msg, const void *payload,
 								ssize_t len);
 bool hal_rsp_check(const struct hal_hdr *msg, const void *payload,
 								ssize_t len);
+bool hal_notif_check(const struct hal_hdr *msg, const void *payload,
+								ssize_t len);
-- 
1.8.4.2


^ permalink raw reply related

* [RFC 04/14] android/hal: Use IPC command responses sanity checks
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

Make HAL library checks received IPC responses for correctness.
---
 android/hal-ipc.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/android/hal-ipc.c b/android/hal-ipc.c
index 14be69b..293be87 100644
--- a/android/hal-ipc.c
+++ b/android/hal-ipc.c
@@ -340,8 +340,8 @@ int hal_ipc_cmd(uint8_t service_id, uint8_t opcode, uint16_t len, void *param,
 
 	pthread_mutex_unlock(&cmd_sk_mutex);
 
-	if (ret < (ssize_t) sizeof(cmd)) {
-		error("Too small response received(%zd bytes), aborting", ret);
+	if (!hal_rsp_check(&cmd, &rsp, ret)) {
+		error("IPC protocol error in command response, aborting");
 		exit(EXIT_FAILURE);
 	}
 
@@ -351,11 +351,6 @@ int hal_ipc_cmd(uint8_t service_id, uint8_t opcode, uint16_t len, void *param,
 		exit(EXIT_FAILURE);
 	}
 
-	if (ret != (ssize_t) (sizeof(cmd) + cmd.len)) {
-		error("Malformed response received(%zd bytes), aborting", ret);
-		exit(EXIT_FAILURE);
-	}
-
 	if (cmd.opcode != opcode && cmd.opcode != HAL_OP_STATUS) {
 		error("Invalid opcode received (%u vs %u), aborting",
 						cmd.opcode, opcode);
-- 
1.8.4.2


^ permalink raw reply related

* [RFC 03/14] android: Add HAL IPC message response sanity checks
From: Szymon Janc @ 2013-11-06 14:09 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Szymon Janc
In-Reply-To: <1383746970-25906-1-git-send-email-szymon.janc@tieto.com>

This implements core, bluetooth, sock and hidhost services checks.
---
 android/hal-msg-check.c | 101 ++++++++++++++++++++++++++++++++++++++++++++++++
 android/hal-msg.h       |   2 +
 2 files changed, 103 insertions(+)

diff --git a/android/hal-msg-check.c b/android/hal-msg-check.c
index 208d8a5..0c719ac 100644
--- a/android/hal-msg-check.c
+++ b/android/hal-msg-check.c
@@ -161,3 +161,104 @@ bool hal_cmd_check(const struct hal_hdr *msg, const void *payload, ssize_t len)
 		return false;
 	}
 }
+
+static bool check_rsp_core(uint8_t opcode, const void *payload, uint16_t len)
+{
+	switch (opcode) {
+	check_fix_p(HAL_OP_STATUS, hal_status);
+	check_no_p(HAL_OP_REGISTER_MODULE);
+	check_no_p(HAL_OP_UNREGISTER_MODULE);
+	default:
+		return false;
+	}
+}
+
+static bool check_rsp_bluetooth(uint8_t opcode, const void *payload,
+								uint16_t len)
+{
+	switch (opcode) {
+	check_fix_p(HAL_OP_STATUS, hal_status);
+	check_no_p(HAL_OP_ENABLE);
+	check_no_p(HAL_OP_DISABLE);
+	check_no_p(HAL_OP_GET_ADAPTER_PROPS);
+	check_no_p(HAL_OP_GET_ADAPTER_PROP);
+	check_no_p(HAL_OP_SET_ADAPTER_PROP);
+	check_no_p(HAL_OP_GET_REMOTE_DEVICE_PROPS);
+	check_no_p(HAL_OP_GET_REMOTE_DEVICE_PROP);
+	check_no_p(HAL_OP_SET_REMOTE_DEVICE_PROP);
+	check_no_p(HAL_OP_GET_REMOTE_SERVICE_REC);
+	check_no_p(HAL_OP_GET_REMOTE_SERVICES);
+	check_no_p(HAL_OP_START_DISCOVERY);
+	check_no_p(HAL_OP_CANCEL_DISCOVERY);
+	check_no_p(HAL_OP_CREATE_BOND);
+	check_no_p(HAL_OP_REMOVE_BOND);
+	check_no_p(HAL_OP_CANCEL_BOND)
+	check_no_p(HAL_OP_PIN_REPLY);
+	check_no_p(HAL_OP_SSP_REPLY)
+	check_no_p(HAL_OP_DUT_MODE_CONF);
+	check_no_p(HAL_OP_DUT_MODE_SEND);
+	check_no_p(HAL_OP_LE_TEST_MODE);
+	default:
+		return false;
+	}
+}
+
+static bool check_rsp_sock(uint8_t opcode, const void *payload, uint16_t len)
+{
+	switch (opcode) {
+	check_fix_p(HAL_OP_STATUS, hal_status);
+	check_no_p(HAL_OP_SOCK_LISTEN);
+	check_no_p(HAL_OP_SOCK_CONNECT);
+	default:
+		return false;
+	}
+}
+
+static bool check_rsp_hidhost(uint8_t opcode, const void *payload,
+								uint16_t len)
+{
+	switch (opcode) {
+	check_fix_p(HAL_OP_STATUS, hal_status);
+	check_no_p(HAL_OP_HID_CONNECT);
+	check_no_p(HAL_OP_HID_DISCONNECT);
+	check_no_p(HAL_OP_HID_VP);
+	check_no_p(HAL_OP_HID_SET_INFO);
+	check_no_p(HAL_OP_HID_GET_PROTOCOL);
+	check_no_p(HAL_OP_HID_SET_PROTOCOL);
+	check_no_p(HAL_OP_HID_GET_REPORT);
+	check_no_p(HAL_OP_HID_SET_REPORT);
+	check_no_p(HAL_OP_HID_SEND_DATA);
+	default:
+		return false;
+	}
+}
+
+bool hal_rsp_check(const struct hal_hdr *msg, const void *payload,
+								ssize_t len)
+{
+	if (len < (ssize_t) sizeof(*msg))
+		return false;
+
+	if (len != (ssize_t) (sizeof(*msg) + msg->len))
+		return false;
+
+	switch (msg->service_id) {
+	case HAL_SERVICE_ID_CORE:
+		return check_rsp_core(msg->opcode, payload, msg->len);
+	case HAL_SERVICE_ID_BLUETOOTH:
+		return check_rsp_bluetooth(msg->opcode, payload, msg->len);
+	case HAL_SERVICE_ID_SOCK:
+		return check_rsp_sock(msg->opcode, payload, msg->len);
+	case HAL_SERVICE_ID_HIDHOST:
+		return check_rsp_hidhost(msg->opcode, payload, msg->len);
+	case HAL_SERVICE_ID_PAN:
+	case HAL_SERVICE_ID_HANDSFREE:
+	case HAL_SERVICE_ID_A2DP:
+	case HAL_SERVICE_ID_HEALTH:
+	case HAL_SERVICE_ID_AVRCP:
+	case HAL_SERVICE_ID_GATT:
+		return true;
+	default:
+		return false;
+	}
+}
diff --git a/android/hal-msg.h b/android/hal-msg.h
index e7587bf..2d67ccf 100644
--- a/android/hal-msg.h
+++ b/android/hal-msg.h
@@ -489,3 +489,5 @@ struct hal_ev_av_audio_state {
 
 bool hal_cmd_check(const struct hal_hdr *msg, const void *payload,
 								ssize_t len);
+bool hal_rsp_check(const struct hal_hdr *msg, const void *payload,
+								ssize_t len);
-- 
1.8.4.2


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