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review sdp_bnep_example

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Matthias Ringwald 2015-04-24 23:05:43 +02:00
parent 8b90d3476d
commit 8d3da89952
1 changed files with 14 additions and 13 deletions
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27
example/embedded/sdp_bnep_query.c
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@ -36,10 +36,10 @@
*/ */
// ***************************************************************************** // *****************************************************************************
/* EXAMPLE_START(sdp_bnep_query): Dump remote BNEP PAN protocol UUID and L2CAP PSM. /* EXAMPLE_START(sdp_bnep_query): Dump remote BNEP PAN protocol UUID and L2CAP PSM
* *
* @text The example shows how the SDP Client is used to get the BNEP * @text The example shows how the SDP Client is used to get all BNEP service
* service records on a remote device. It extracts the remote BNEP PAN protocol * records from a remote device. It extracts the remote BNEP PAN protocol
* UUID and the L2CAP PSM, which are needed to connect to a remote BNEP service. * UUID and the L2CAP PSM, which are needed to connect to a remote BNEP service.
*/ */
// ***************************************************************************** // *****************************************************************************
@ -82,7 +82,7 @@ static void assertBuffer(int size){
/* @section SDP Client Setup /* @section SDP Client Setup
* *
* @text To receive SDP query events you must register a * @text As with the previous example, you must register a
* callback, i.e. query handler, with the SPD parser, as shown in * callback, i.e. query handler, with the SPD parser, as shown in
* Listing SDPClientInit. Via this handler, the SDP client will receive events: * Listing SDPClientInit. Via this handler, the SDP client will receive events:
* - SDP_QUERY_ATTRIBUTE_VALUE containing the results of the query in chunks, * - SDP_QUERY_ATTRIBUTE_VALUE containing the results of the query in chunks,
@ -106,10 +106,11 @@ static void sdp_client_init(){
/* @section SDP Client Query /* @section SDP Client Query
* *
* @text To get the the BNEP service records on a remote device, you need to To trigger an SDP query to get the a list of service records on a remote device,
* call sdp_general_query_for_uuid() with the remote address and the * you need to call sdp_general_query_for_uuid() with the remote address and the
* BNEP protocol UUID, as shown in Listing SDPQueryUUID. * BNEP protocol UUID, as shown in Listing SDPQueryUUID.
* In this example we used fixed address of the remote device. * In this example we again used fixed address of the remote device. Please update
* for your environment.
*/ */
/* LISTING_START(SDPQueryUUID): Quering the a list of service records on a remote device. */ /* LISTING_START(SDPQueryUUID): Quering the a list of service records on a remote device. */
@ -160,13 +161,13 @@ char * get_string_from_data_element(uint8_t * element){
* Service Class ID List and Protocol Descriptor List, as they contain * Service Class ID List and Protocol Descriptor List, as they contain
* the BNEP Protocol UUID and L2CAP PSM respectively. * the BNEP Protocol UUID and L2CAP PSM respectively.
* *
* Service Class ID List is a data element sequence (DES) of 32bit UUIDs. * The Service Class ID List is a Data Element Sequence (DES) of UUIDs.
* One of these UUIDs is the BNEP PAN protocol UUID. The BNEP PAN protocol UUID * The BNEP PAN protocol UUID is within this list.
* is within this list.
* *
* Protocol Descriptor List is a data element sequence (DES) * The Protocol Descriptor List is DES
* which contains a DES with the L2CAP PSM, and another DES with BNEP * which contains one DES for each protocol. For PAN serivces, it contains
* version of 32bit UUIDs. * a DES with the L2CAP Protocol UUID and a PSM,
* and another DES with the BNEP UUID and the the BNEP version.
*/ */
/* LISTING_START(HandleSDPQUeryResult): Extracting BNEP Prototocol UUID and L2CAP PSM. */ /* LISTING_START(HandleSDPQUeryResult): Extracting BNEP Prototocol UUID and L2CAP PSM. */