/*---------------------------------------------------------------------------
* HidSdpparse16Bit()
*---------------------------------------------------------------------------
*
* Synopsis: Parses the SDP query response for an 16 bit value.
*
* Return: (see SDP_ParseAttributes)
*/
static void HidSdpParse16Bit(HidChannel *Channel, U8 *in_value,
U16 AttribId, U16 QueryFlag, U16 *out_value)
{
if (in_value == NULL)
{
return;
}
if (!(Channel->queryRsp.queryFlags & QueryFlag)) {
/* We had better have a U16 version */
*out_value = SDP_GetU16(in_value);
kal_trace(BT_TRACE_G2_PROFILES,HID_SDP_PARSEATTRIBUTES_SUCCEEDED_VALUE__0Xx04XUPDATED_BUFF_LEN__xD , *out_value,
2);
Channel->queryRsp.queryFlags |= QueryFlag;
}
}
// data is the attribute_value passed from the SDP callback.
// The formate of a profile descriptor is:
BtStatus parseAvrcpVersion(U8 *data, U16 *version)
{
BtStatus status = BT_STATUS_FAILED;
U8 type = 0;
U16 local_pos = 0, offset = 0, len = 0;
U16 value_len = 0;
U16 uuid16 = 0;
U32 uuid32 = 0;
U8 uuid128[16] = {0};
type = SDP_GetElemType(data[local_pos]);
len = SDP_ParseDataElement(&data[local_pos], &offset);
OS_Report("[AVRCP] %s() type: %d, len: %d", __FUNCTION__, type, len);
local_pos += offset;
type = SDP_GetElemType(data[local_pos]);
if (type == DETD_UUID) {
value_len = SDP_ParseDataElement(&data[local_pos], &offset);
local_pos += offset;
// Print out the UUID field. Checking function can be added here.
switch (value_len) {
case 2:
uuid16 = SDP_GetU16(&data[local_pos]);
OS_Report("[AVRCP] %s() UUID16: 0x%04x", __FUNCTION__, uuid16);
break;
case 4:
uuid32 = SDP_GetU32(&data[local_pos]);
OS_Report("[AVRCP] %s() UUID32: 0x%08x", __FUNCTION__, uuid32);
break;
case 16:
OS_MemCopy(uuid128, &data[local_pos], 16);
OS_Report("[AVRCP] %s() UUID128: %02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x",
__FUNCTION__,
data[local_pos], data[local_pos + 1], data[local_pos + 2], data[local_pos + 3],
data[local_pos + 4], data[local_pos + 5], data[local_pos + 6], data[local_pos + 7],
data[local_pos + 8], data[local_pos + 9], data[local_pos + 10], data[local_pos + 11],
data[local_pos + 12], data[local_pos + 13], data[local_pos + 14], data[local_pos + 15]);
break;
default:
OS_Report("[AVRCP] %s() Invalide uuid_len: %d", __FUNCTION__, value_len);
return status;
}
local_pos += value_len;
} else {
OS_Report("[AVRCP] %s() Invalid type: %d when parsing uuid.", __FUNCTION__, type);
}
type = SDP_GetElemType(data[local_pos]);
len = SDP_ParseDataElement(&data[local_pos], &offset);
if (type == DETD_UINT) {
local_pos += offset;
*version = SDP_GetU16(&data[local_pos]);
OS_Report("[AVRCP] %s() version:0x%x", __FUNCTION__, *version);
status = BT_STATUS_SUCCESS;
} else {
OS_Report("[AVRCP] %s() Invalid type: %d when parsing version.", __FUNCTION__ , type);
}
return status;
}
