X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/fc8e4837a936bb1b4bd19bdd54660878b3efe02c..d92e9133d392fe9abfde27b60b27b24f3b142fc3:/Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c?ds=inline diff --git a/Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c b/Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c index 3937a97ee..0d9654292 100644 --- a/Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c +++ b/Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c @@ -40,6 +40,11 @@ void ServiceDiscovery_ProcessPacket(void* Data, Bluetooth_Channel_t* Channel) BT_SDP_DEBUG(2, "-- PDU ID: 0x%02X", SDPHeader->PDU); BT_SDP_DEBUG(2, "-- Param Length: 0x%04X", SDPHeader->ParameterLength); + printf("\r\n"); + for (uint8_t i = 0; i < SDPHeader->ParameterLength; i++) + printf("0x%02X ", *((uint8_t*)Data + sizeof(SDP_PDUHeader_t) + i)); + printf("\r\n"); + switch (SDPHeader->PDU) { case SDP_PDU_SERVICESEARCHREQUEST: @@ -66,60 +71,92 @@ static void ServiceDiscovery_ProcessServiceAttribute(SDP_PDUHeader_t* SDPHeader) static void ServiceDiscovery_ProcessServiceSearchAttribute(SDP_PDUHeader_t* SDPHeader) { - uint8_t* CurrentParameter = ((uint8_t*)SDPHeader + sizeof(SDP_PDUHeader_t)); + void* CurrentParameter = ((void*)SDPHeader + sizeof(SDP_PDUHeader_t)); BT_SDP_DEBUG(1, "<< Service Search Attribute", NULL); + + uint8_t ElementHeaderSize; - uint8_t ServicePatternLength = ServiceDiscovery_GetDataElementSize(CurrentParameter); + uint16_t ServicePatternLength = ServiceDiscovery_GetDataElementSize(&CurrentParameter, &ElementHeaderSize); + BT_SDP_DEBUG(2, "-- Total UUID Length: 0x%04X", ServicePatternLength); while (ServicePatternLength) { - uint8_t UUIDLength = ServiceDiscovery_GetDataElementSize(CurrentParameter); + uint8_t UUIDLength = ServiceDiscovery_GetDataElementSize(&CurrentParameter, &ElementHeaderSize); uint8_t UUID[16]; memset(UUID, 0x00, sizeof(UUID)); - memcpy(&UUID[sizeof(UUID) - UUIDLength], CurrentParameter, UUIDLength); + memcpy(UUID, CurrentParameter, 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]); + BT_SDP_DEBUG(2, "-- UUID (%d): 0x%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X", + UUIDLength, + UUID[15], UUID[14], UUID[13], UUID[12], UUID[11], UUID[10], UUID[9], UUID[8], + UUID[7], UUID[6], UUID[5], UUID[4], UUID[3], UUID[2], UUID[1], UUID[0]); - ServicePatternLength -= UUIDLength; + ServicePatternLength -= (UUIDLength + ElementHeaderSize); } - uint16_t MaxAttributeSize = ServiceDiscovery_Read16BitParameter(CurrentParameter); + uint16_t MaxAttributeSize = ServiceDiscovery_Read16BitParameter(&CurrentParameter); + BT_SDP_DEBUG(2, "-- Max Return Attribute Bytes: 0x%04X", MaxAttributeSize); - uint8_t AttributeIDListLength = ServiceDiscovery_GetDataElementSize(CurrentParameter); + uint16_t AttributeIDListLength = ServiceDiscovery_GetDataElementSize(&CurrentParameter, &ElementHeaderSize); + BT_SDP_DEBUG(2, "-- Total Attribute Length: 0x%04X", AttributeIDListLength); while (AttributeIDListLength) { - uint8_t AttributeLength = ServiceDiscovery_GetDataElementSize(CurrentParameter); + uint8_t AttributeLength = ServiceDiscovery_GetDataElementSize(&CurrentParameter, &ElementHeaderSize); + uint32_t Attribute = 0; - BT_SDP_DEBUG(2, "-- Attribute Length: 0x%04X", AttributeLength); + memcpy(&Attribute, CurrentParameter, AttributeLength); + CurrentParameter += AttributeLength; + + BT_SDP_DEBUG(2, "-- Attribute(%d): 0x%08lX", AttributeLength, Attribute); - AttributeIDListLength -= AttributeLength; + AttributeIDListLength -= (AttributeLength + ElementHeaderSize); } } -static uint32_t ServiceDiscovery_GetDataElementSize(void* DataElementHeader) +static uint32_t ServiceDiscovery_GetDataElementSize(void** DataElementHeader, uint8_t* ElementHeaderSize) { - uint8_t SizeIndex = (*((uint8_t*)DataElementHeader++) & 0x07); - + uint8_t SizeIndex = (*((uint8_t*)*DataElementHeader) & 0x07); + *DataElementHeader += sizeof(uint8_t); + + *ElementHeaderSize = 1; + + uint32_t ElementValue; + switch (SizeIndex) { case 0: - return 1; + ElementValue = 1; + break; case 1: - return 2; + ElementValue = 2; + break; case 2: - return 4; + ElementValue = 4; + break; case 3: - return 8; + ElementValue = 8; + break; case 4: - return 16; + ElementValue = 16; + break; case 5: - return *((uint8_t*)DataElementHeader++); + ElementValue = *((uint8_t*)*DataElementHeader); + *DataElementHeader += sizeof(uint8_t); + *ElementHeaderSize = (1 + sizeof(uint8_t)); + break; case 6: - return *((uint16_t*)DataElementHeader++); + ElementValue = *((uint16_t*)*DataElementHeader); + *DataElementHeader += sizeof(uint16_t); + *ElementHeaderSize = (1 + sizeof(uint16_t)); + break; default: - return *((uint32_t*)DataElementHeader++); + ElementValue = *((uint32_t*)*DataElementHeader); + *DataElementHeader += sizeof(uint32_t); + *ElementHeaderSize = (1 + sizeof(uint32_t)); + break; } + + return ElementValue; }