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59 lines
2.3 KiB
59 lines
2.3 KiB
/******************************************************************************
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*
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* Copyright 2014 Google, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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#pragma once
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// 2 bytes for opcode, 1 byte for parameter length (Volume 2, Part E, 5.4.1)
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#define HCI_COMMAND_PREAMBLE_SIZE 3
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// 2 bytes for handle, 2 bytes for data length (Volume 2, Part E, 5.4.2)
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#define HCI_ACL_PREAMBLE_SIZE 4
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// 2 bytes for handle, 1 byte for data length (Volume 2, Part E, 5.4.3)
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#define HCI_SCO_PREAMBLE_SIZE 3
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// 1 byte for event code, 1 byte for parameter length (Volume 2, Part E, 5.4.4)
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#define HCI_EVENT_PREAMBLE_SIZE 2
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// ISO
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// 2 bytes for handle, 2 bytes for data length (Volume 2, Part E, 5.4.5)
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#define HCI_ISO_PREAMBLE_SIZE 4
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#define HCI_ISO_BF_FIRST_FRAGMENTED_PACKET (0)
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#define HCI_ISO_BF_CONTINUATION_FRAGMENT_PACKET (1)
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#define HCI_ISO_BF_COMPLETE_PACKET (2)
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#define HCI_ISO_BF_LAST_FRAGMENT_PACKET (3)
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#define HCI_ISO_HEADER_TIMESTAMP_SIZE (4)
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#define HCI_ISO_HEADER_ISO_LEN_SIZE (2)
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#define HCI_ISO_HEADER_PACKET_SEQ_SIZE (2)
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#define HCI_ISO_HEADER_LEN_WITHOUT_TS \
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(HCI_ISO_HEADER_ISO_LEN_SIZE + HCI_ISO_HEADER_PACKET_SEQ_SIZE)
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#define HCI_ISO_HEADER_LEN_WITH_TS \
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(HCI_ISO_HEADER_LEN_WITHOUT_TS + HCI_ISO_HEADER_TIMESTAMP_SIZE)
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#define HCI_ISO_SET_CONTINUATION_FLAG(handle) \
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(((handle)&0x4FFF) | (0x0001 << 12))
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#define HCI_ISO_SET_COMPLETE_FLAG(handle) (((handle)&0x4FFF) | (0x0002 << 12))
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#define HCI_ISO_SET_END_FRAG_FLAG(handle) (((handle)&0x4FFF) | (0x0003 << 12))
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#define HCI_ISO_SET_TIMESTAMP_FLAG(handle) (((handle)&0x3FFF) | (0x0001 << 14))
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#define HCI_ISO_GET_TS_FLAG(handle) (((handle) >> 14) & 0x0001)
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#define HCI_ISO_GET_PACKET_STATUS_FLAGS(iso_sdu_length) \
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(iso_sdu_length & 0xC000)
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#define HCI_ISO_SDU_LENGTH_MASK 0x0FFF
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