* [PATCH] Fix hidd showing different names for same device
@ 2010-10-20 9:12 Balamurugan Mahalingam
2010-10-20 9:45 ` Suraj Sumangala
0 siblings, 1 reply; 3+ messages in thread
From: Balamurugan Mahalingam @ 2010-10-20 9:12 UTC (permalink / raw)
To: marcel; +Cc: johan.hedberg, linux-bluetooth, charubala, Balamurugan Mahalingam
hidd shows different names for a same device when
connected from GUI and CLI
Blueman and other GUIs use the string from ServiceName attribute as
device name in the SDP response, but hidd tool uses strings from
Service Description and Provider Name atrribute.
SDP response from Microsoft Bluetooth device has extended ASCII
character 174(registered symbol) in its ServiceDescription attribute.
Android platform expects the device name to have only printable
characters and therefore GUI Crashes while connecting Microsoft
Bluetooth Mouse using hidd
Using the ServiceName attribute from the SDP response
instead of ProviderName+ServiceDescription for device name in the
hidd tool solves both the issues.
---
compat/sdp.c | 33 +++++++++++++++++----------------
1 files changed, 17 insertions(+), 16 deletions(-)
diff --git a/compat/sdp.c b/compat/sdp.c
index ff2e39f..f384844 100644
--- a/compat/sdp.c
+++ b/compat/sdp.c
@@ -248,22 +248,23 @@ int get_sdp_device_info(const bdaddr_t *src, const bdaddr_t *dst, struct hidp_co
rec = (sdp_record_t *) hid_rsp->data;
- pdlist = sdp_data_get(rec, 0x0101);
- pdlist2 = sdp_data_get(rec, 0x0102);
- if (pdlist) {
- if (pdlist2) {
- if (strncmp(pdlist->val.str, pdlist2->val.str, 5)) {
- strncpy(req->name, pdlist2->val.str, sizeof(req->name) - 1);
- strcat(req->name, " ");
- }
- strncat(req->name, pdlist->val.str,
- sizeof(req->name) - strlen(req->name));
- } else
- strncpy(req->name, pdlist->val.str, sizeof(req->name) - 1);
- } else {
- pdlist2 = sdp_data_get(rec, 0x0100);
- if (pdlist2)
- strncpy(req->name, pdlist2->val.str, sizeof(req->name) - 1);
+ pdlist2 = sdp_data_get(rec, 0x0100);
+ if (pdlist2)
+ strncpy(req->name, pdlist2->val.str, sizeof(req->name) - 1);
+ else {
+ pdlist = sdp_data_get(rec, 0x0101);
+ pdlist2 = sdp_data_get(rec, 0x0102);
+ if (pdlist) {
+ if (pdlist2) {
+ if (strncmp(pdlist->val.str, pdlist2->val.str, 5)) {
+ strncpy(req->name, pdlist2->val.str, sizeof(req->name) - 1);
+ strcat(req->name, " ");
+ }
+ strncat(req->name, pdlist->val.str,
+ sizeof(req->name) - strlen(req->name));
+ } else
+ strncpy(req->name, pdlist->val.str, sizeof(req->name) - 1);
+ }
}
pdlist = sdp_data_get(rec, 0x0201);
--
1.6.3.3
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH] Fix hidd showing different names for same device
2010-10-20 9:12 [PATCH] Fix hidd showing different names for same device Balamurugan Mahalingam
@ 2010-10-20 9:45 ` Suraj Sumangala
2010-10-20 10:15 ` Balamurugan Mahalingam
0 siblings, 1 reply; 3+ messages in thread
From: Suraj Sumangala @ 2010-10-20 9:45 UTC (permalink / raw)
To: Balamurugan Mahalingam
Cc: marcel@holtmann.org, johan.hedberg@gmail.com,
linux-bluetooth@vger.kernel.org, charubala@charubala.com,
Mahalingam Balamurugan
Hi Bala,
On 10/20/2010 2:42 PM, Balamurugan Mahalingam wrote:
> hidd shows different names for a same device when
> connected from GUI and CLI
>
> Blueman and other GUIs use the string from ServiceName attribute as
> device name in the SDP response, but hidd tool uses strings from
> Service Description and Provider Name atrribute.
>
> SDP response from Microsoft Bluetooth device has extended ASCII
> character 174(registered symbol) in its ServiceDescription attribute.
> Android platform expects the device name to have only printable
> characters and therefore GUI Crashes while connecting Microsoft
> Bluetooth Mouse using hidd
>
> Using the ServiceName attribute from the SDP response
> instead of ProviderName+ServiceDescription for device name in the
> hidd tool solves both the issues.
> ---
may be you can shorten the commit message. May be have something like this
This patch lets hidd use ServiceName attribute from the SDP response
instead of ProviderName+ServiceDescription for device name.
SDP response from Microsoft Bluetooth device has extended ASCII
character 174(registered symbol) in its ServiceDescription attribute.
This causes some Bluetooth application which expects only printable
characters as device name to crash.
Regards
Suraj
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] Fix hidd showing different names for same device
2010-10-20 9:45 ` Suraj Sumangala
@ 2010-10-20 10:15 ` Balamurugan Mahalingam
0 siblings, 0 replies; 3+ messages in thread
From: Balamurugan Mahalingam @ 2010-10-20 10:15 UTC (permalink / raw)
To: Suraj Sumangala
Cc: Mahalingam Balamurugan, marcel@holtmann.org,
johan.hedberg@gmail.com, linux-bluetooth@vger.kernel.org,
charubala@charubala.com
Suraj Sumangala wrote:
> Hi Bala,
>
> On 10/20/2010 2:42 PM, Balamurugan Mahalingam wrote:
>
>> hidd shows different names for a same device when
>> connected from GUI and CLI
>>
>> Blueman and other GUIs use the string from ServiceName attribute as
>> device name in the SDP response, but hidd tool uses strings from
>> Service Description and Provider Name atrribute.
>>
>> SDP response from Microsoft Bluetooth device has extended ASCII
>> character 174(registered symbol) in its ServiceDescription attribute.
>> Android platform expects the device name to have only printable
>> characters and therefore GUI Crashes while connecting Microsoft
>> Bluetooth Mouse using hidd
>>
>> Using the ServiceName attribute from the SDP response
>> instead of ProviderName+ServiceDescription for device name in the
>> hidd tool solves both the issues.
>> ---
>>
>
> may be you can shorten the commit message. May be have something like this
>
> This patch lets hidd use ServiceName attribute from the SDP response
> instead of ProviderName+ServiceDescription for device name.
> SDP response from Microsoft Bluetooth device has extended ASCII
> character 174(registered symbol) in its ServiceDescription attribute.
> This causes some Bluetooth application which expects only printable
> characters as device name to crash.
>
> Regards
> Suraj
> .
>
>
Ok Suraj. I will send the patch once again
Thanks & Regards
Balamurugan Mahalingam
^ permalink raw reply [flat|nested] 3+ messages in thread
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2010-10-20 9:12 [PATCH] Fix hidd showing different names for same device Balamurugan Mahalingam
2010-10-20 9:45 ` Suraj Sumangala
2010-10-20 10:15 ` Balamurugan Mahalingam
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