diff options
Diffstat (limited to 'Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c')
| -rw-r--r-- | Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c | 88 |
1 files changed, 86 insertions, 2 deletions
diff --git a/Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c b/Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c index 1ee4c842e..124b129a0 100644 --- a/Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c +++ b/Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c @@ -28,14 +28,98 @@ this software.
*/
+#define INCLUDE_FROM_SERVICEDISCOVERYPROTOCOL_C
#include "ServiceDiscoveryProtocol.h"
-void ServiceDiscovery_ProcessPacket(void* Data, uint16_t Length, Bluetooth_Channel_t* Channel)
+void ServiceDiscovery_ProcessPacket(void* Data, Bluetooth_Channel_t* Channel)
{
SDP_PDUHeader_t* SDPHeader = (SDP_PDUHeader_t*)Data;
SDPHeader->ParameterLength = SwapEndian_16(SDPHeader->ParameterLength);
- BT_SDP_DEBUG(1, "<< Service Discovery Packet", NULL);
+ BT_SDP_DEBUG(1, "SDP Packet Received", NULL);
BT_SDP_DEBUG(2, "-- PDU ID: 0x%02X", SDPHeader->PDU);
BT_SDP_DEBUG(2, "-- Param Length: 0x%04X", SDPHeader->ParameterLength);
+
+ switch (SDPHeader->PDU)
+ {
+ case SDP_PDU_SERVICESEARCHREQUEST:
+ ServiceDiscovery_ProcessServiceSearch(SDPHeader);
+ break;
+ case SDP_PDU_SERVICEATTRIBUTEREQUEST:
+ ServiceDiscovery_ProcessServiceAttribute(SDPHeader);
+ break;
+ case SDP_PDU_SERVICESEARCHATTRIBUTEREQUEST:
+ ServiceDiscovery_ProcessServiceSearchAttribute(SDPHeader);
+ break;
+ }
+}
+
+static void ServiceDiscovery_ProcessServiceSearch(SDP_PDUHeader_t* SDPHeader)
+{
+ BT_SDP_DEBUG(1, "<< Service Search", NULL);
+}
+
+static void ServiceDiscovery_ProcessServiceAttribute(SDP_PDUHeader_t* SDPHeader)
+{
+ BT_SDP_DEBUG(1, "<< Service Attribute", NULL);
+}
+
+static void ServiceDiscovery_ProcessServiceSearchAttribute(SDP_PDUHeader_t* SDPHeader)
+{
+ uint8_t* CurrentParameter = ((uint8_t*)SDPHeader + sizeof(SDP_PDUHeader_t));
+
+ BT_SDP_DEBUG(1, "<< Service Search Attribute", NULL);
+
+ uint8_t ServicePatternLength = ServiceDiscovery_GetDataElementSize(CurrentParameter);
+ while (ServicePatternLength)
+ {
+ uint8_t UUIDLength = ServiceDiscovery_GetDataElementSize(CurrentParameter);
+ uint8_t UUID[16];
+
+ memset(UUID, 0x00, sizeof(UUID));
+ memcpy(&UUID[sizeof(UUID) - UUIDLength], CurrentParameter, UUIDLength);
+
+ BT_SDP_DEBUG(2, "-- UUID: 0x%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X",
+ UUID[0], UUID[1], UUID[2], UUID[3], UUID[4], UUID[5], UUID[6], UUID[7],
+ UUID[8], UUID[9], UUID[10], UUID[11], UUID[12], UUID[13], UUID[14], UUID[15]);
+
+ ServicePatternLength -= UUIDLength;
+ }
+
+ uint16_t MaxAttributeSize = ServiceDiscovery_Read16BitParameter(CurrentParameter);
+
+ uint8_t AttributeIDListLength = ServiceDiscovery_GetDataElementSize(CurrentParameter);
+ while (AttributeIDListLength)
+ {
+ uint8_t AttributeLength = ServiceDiscovery_GetDataElementSize(CurrentParameter);
+
+ BT_SDP_DEBUG(2, "-- Attribute Length: 0x%04X", AttributeLength);
+
+ AttributeIDListLength -= AttributeLength;
+ }
+}
+
+static uint32_t ServiceDiscovery_GetDataElementSize(void* DataElementHeader)
+{
+ uint8_t SizeIndex = (*((uint8_t*)DataElementHeader++) & 0x07);
+
+ switch (SizeIndex)
+ {
+ case 0:
+ return 1;
+ case 1:
+ return 2;
+ case 2:
+ return 4;
+ case 3:
+ return 8;
+ case 4:
+ return 16;
+ case 5:
+ return *((uint8_t*)DataElementHeader++);
+ case 6:
+ return *((uint16_t*)DataElementHeader++);
+ default:
+ return *((uint32_t*)DataElementHeader++);
+ }
}
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