Re: [PATCH] Update service class on adapter-by-adapter basis

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Hi Elvis,

On Thu, Apr 8, 2010 at 12:34 AM, Elvis Pfützenreuter <epx@xxxxxxxxxxx> wrote:
> From: Elvis Pfutzenreuter <epx@xxxxxxxxxxx>
>
> When a service is added (or removed) for a specific adapter,
> only the service class of that specific adapter shall be updated.
> ---
>  src/adapter.c      |   15 +++++++++++++++
>  src/adapter.h      |    2 ++
>  src/sdpd-service.c |   24 +++++++++++++++---------
>  src/sdpd.h         |    1 -
>  4 files changed, 32 insertions(+), 10 deletions(-)
>
> diff --git a/src/adapter.c b/src/adapter.c
> index 8fc47b9..1530f83 100644
> --- a/src/adapter.c
> +++ b/src/adapter.c
> @@ -1103,6 +1103,21 @@ void adapter_service_remove(const bdaddr_t *bdaddr, void *rec)
>        adapter_service_ins_rem(bdaddr, rec, FALSE);
>  }
>
> +sdp_list_t *adapter_service_list(const bdaddr_t *bdaddr)
> +{
> +       struct btd_adapter *adapter;
> +       sdp_list_t *list = NULL;
> +
> +       if (bacmp(bdaddr, BDADDR_ANY) != 0) {
> +               /* Only one adapter */
> +               adapter = manager_find_adapter(bdaddr);
> +               if (adapter)
> +                       list = adapter->services;
> +       }
> +
> +       return list;
> +}

The use of BDADDR_ANY doesn't seems really necessary, it seems that
adapter_service_list will never get called passing BDADDR_ANY and if
you think about it, it doesn't really make much sense to maintain a
list for adapter any since it is just a combination of the real
adapters. Also if you have to call manager_find_adapter to resolve the
adapter pointer than it is better to place it manager.c resolve it
there and have adapter_service_list to take adapter pointer as
parameter.

>  struct btd_device *adapter_create_device(DBusConnection *conn,
>                                                struct btd_adapter *adapter,
>                                                const char *address)
> diff --git a/src/adapter.h b/src/adapter.h
> index e4307d8..5975299 100644
> --- a/src/adapter.h
> +++ b/src/adapter.h
> @@ -23,6 +23,7 @@
>  */
>
>  #include <bluetooth/bluetooth.h>
> +#include <bluetooth/sdp.h>
>  #include <dbus/dbus.h>
>  #include <glib.h>
>
> @@ -123,6 +124,7 @@ void adapter_update_tx_power(bdaddr_t *bdaddr, uint8_t status, void *ptr);
>  void adapter_update_local_name(bdaddr_t *bdaddr, uint8_t status, void *ptr);
>  void adapter_service_insert(const bdaddr_t *bdaddr, void *rec);
>  void adapter_service_remove(const bdaddr_t *bdaddr, void *rec);
> +sdp_list_t *adapter_service_list(const bdaddr_t *bdaddr);
>  void adapter_set_class_complete(bdaddr_t *bdaddr, uint8_t status);
>
>  struct agent *adapter_get_agent(struct btd_adapter *adapter);
> diff --git a/src/sdpd-service.c b/src/sdpd-service.c
> index 4551577..cddd87e 100644
> --- a/src/sdpd-service.c
> +++ b/src/sdpd-service.c
> @@ -47,11 +47,10 @@
>  #include "sdpd.h"
>  #include "logging.h"
>  #include "manager.h"
> +#include "adapter.h"
>
>  static sdp_record_t *server = NULL;
>
> -static uint8_t service_classes = 0x00;
> -
>  static uint16_t did_vendor = 0x0000;
>  static uint16_t did_product = 0x0000;
>  static uint16_t did_version = 0x0000;
> @@ -98,9 +97,9 @@ static void update_db_timestamp(void)
>        sdp_attr_replace(server, SDP_ATTR_SVCDB_STATE, d);
>  }
>
> -static void update_svclass_list(const bdaddr_t *src)
> +static void update_adapter_svclass_list(const bdaddr_t *src)
>  {
> -       sdp_list_t *list = sdp_get_record_list();
> +       sdp_list_t *list = adapter_service_list(src);
>        uint8_t val = 0;
>
>        for (; list; list = list->next) {
> @@ -156,14 +155,21 @@ static void update_svclass_list(const bdaddr_t *src)
>
>        SDPDBG("Service classes 0x%02x", val);
>
> -       service_classes = val;
> -
>        manager_update_svc(src, val);
>  }
>
> -uint8_t get_service_classes(const bdaddr_t *bdaddr)
> +static void update_svclass_list(const bdaddr_t *src)
>  {
> -       return service_classes;
> +       bdaddr_t bdaddr;
> +       GSList *adapters = manager_get_adapters();
> +
> +       for (; adapters; adapters = adapters->next) {
> +               adapter_get_address(adapters->data, &bdaddr);
> +
> +               if (bacmp(src, BDADDR_ANY) == 0 || bacmp(src, &bdaddr) == 0)
> +                       update_adapter_svclass_list(&bdaddr);
> +       }
> +
>  }
>
>  void create_ext_inquiry_response(const char *name,
> @@ -613,7 +619,7 @@ success:
>        }
>
>        update_db_timestamp();
> -       update_svclass_list(BDADDR_ANY);
> +       update_svclass_list(&req->device);
>
>        /* Build a rsp buffer */
>        bt_put_unaligned(htonl(rec->handle), (uint32_t *) rsp->data);
> diff --git a/src/sdpd.h b/src/sdpd.h
> index 1f0a229..d496a4a 100644
> --- a/src/sdpd.h
> +++ b/src/sdpd.h
> @@ -93,7 +93,6 @@ void stop_sdp_server(void);
>  int add_record_to_server(const bdaddr_t *src, sdp_record_t *rec);
>  int remove_record_from_server(uint32_t handle);
>
> -uint8_t get_service_classes(const bdaddr_t *bdaddr);
>  void create_ext_inquiry_response(const char *name,
>                                        int8_t tx_power, sdp_list_t *services,
>                                        uint8_t *data);
> --
> 1.6.3.3
>
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-- 
Luiz Augusto von Dentz
Computer Engineer
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