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64 lines
2.4 KiB
64 lines
2.4 KiB
/****************************************************************************** |
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* |
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* Copyright (C) 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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#include "bt_types.h" |
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#include "hci_layer.h" |
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#include "osi/include/allocator.h" |
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typedef void (*transmit_finished_cb)(BT_HDR* packet, bool all_fragments_sent); |
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typedef void (*packet_reassembled_cb)(BT_HDR* packet); |
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typedef void (*packet_fragmented_cb)(BT_HDR* packet, |
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bool send_transmit_finished); |
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typedef struct { |
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// Called for every packet fragment. |
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packet_fragmented_cb fragmented; |
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// Called for every completely reassembled packet. |
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packet_reassembled_cb reassembled; |
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// Called when the fragmenter finishes sending all requested fragments, |
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// but the packet has not been entirely sent. |
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transmit_finished_cb transmit_finished; |
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} packet_fragmenter_callbacks_t; |
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typedef struct packet_fragmenter_t { |
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// Initialize the fragmenter, specifying the |result_callbacks|. |
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void (*init)(const packet_fragmenter_callbacks_t* result_callbacks); |
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// Release all resources associated with the fragmenter. |
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void (*cleanup)(void); |
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// Fragments |packet| if necessary and hands off everything to the fragmented |
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// callback. |
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void (*fragment_and_dispatch)(BT_HDR* packet); |
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// If |packet| is a complete packet, forwards to the reassembled callback. |
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// Otherwise |
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// holds onto it until all fragments arrive, at which point the reassembled |
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// callback is called |
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// with the reassembled data. |
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void (*reassemble_and_dispatch)(BT_HDR* packet); |
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} packet_fragmenter_t; |
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const packet_fragmenter_t* packet_fragmenter_get_interface(); |
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const packet_fragmenter_t* packet_fragmenter_get_test_interface( |
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const controller_t* controller_interface, |
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const allocator_t* buffer_allocator_interface);
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