d0fa13e5f7
Test: test_adb.py Test: test_device.py Test: $ANDROID_HOST_OUT/nativetest64/adb_test/adb_test Test: adb shell /data/nativetest64/adbd_test/adbd_test Change-Id: Icce121a4c62bf0fa636a35bcae31d057cdff8fd2
122 lines
3.6 KiB
C++
122 lines
3.6 KiB
C++
/*
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* Copyright (C) 2015 The Android Open Source Project
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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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#ifndef __ADB_SOCKET_H
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#define __ADB_SOCKET_H
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#include <stddef.h>
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#include <deque>
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#include <memory>
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#include <string>
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#include "fdevent.h"
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#include "types.h"
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class atransport;
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/* An asocket represents one half of a connection between a local and
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* remote entity. A local asocket is bound to a file descriptor. A
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* remote asocket is bound to the protocol engine.
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*/
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struct asocket {
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/* the unique identifier for this asocket
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*/
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unsigned id = 0;
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/* flag: set when the socket's peer has closed
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* but packets are still queued for delivery
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*/
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int closing = 0;
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// flag: set when the socket failed to write, so the socket will not wait to
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// write packets and close directly.
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bool has_write_error = 0;
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/* flag: quit adbd when both ends close the
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* local service socket
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*/
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int exit_on_close = 0;
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// the asocket we are connected to
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asocket* peer = nullptr;
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/* For local asockets, the fde is used to bind
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* us to our fd event system. For remote asockets
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* these fields are not used.
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*/
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fdevent* fde = nullptr;
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int fd = -1;
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// queue of data waiting to be written
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IOVector packet_queue;
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std::string smart_socket_data;
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/* enqueue is called by our peer when it has data
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* for us. It should return 0 if we can accept more
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* data or 1 if not. If we return 1, we must call
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* peer->ready() when we once again are ready to
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* receive data.
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*/
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int (*enqueue)(asocket* s, apacket::payload_type data) = nullptr;
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/* ready is called by the peer when it is ready for
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* us to send data via enqueue again
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*/
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void (*ready)(asocket* s) = nullptr;
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/* shutdown is called by the peer before it goes away.
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* the socket should not do any further calls on its peer.
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* Always followed by a call to close. Optional, i.e. can be NULL.
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*/
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void (*shutdown)(asocket* s) = nullptr;
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/* close is called by the peer when it has gone away.
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* we are not allowed to make any further calls on the
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* peer once our close method is called.
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*/
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void (*close)(asocket* s) = nullptr;
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/* A socket is bound to atransport */
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atransport* transport = nullptr;
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size_t get_max_payload() const;
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};
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asocket *find_local_socket(unsigned local_id, unsigned remote_id);
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void install_local_socket(asocket *s);
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void remove_socket(asocket *s);
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void close_all_sockets(atransport *t);
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asocket *create_local_socket(int fd);
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asocket* create_local_service_socket(std::string_view destination, atransport* transport);
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asocket *create_remote_socket(unsigned id, atransport *t);
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void connect_to_remote(asocket* s, std::string_view destination);
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void connect_to_smartsocket(asocket *s);
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// Internal functions that are only made available here for testing purposes.
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namespace internal {
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#if ADB_HOST
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bool parse_host_service(std::string_view* out_serial, std::string_view* out_command,
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std::string_view service);
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#endif
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} // namespace internal
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#endif // __ADB_SOCKET_H
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