84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
#pragma once
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#include <memory>
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#include <list>
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#include <queue>
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#include <set>
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#include <chrono>
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#include "J2534_v0404.h"
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#include "panda/panda.h"
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#include "synchronize.h"
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#include "Action.h"
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#include "MessageTx.h"
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#include "J2534Connection.h"
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class J2534Connection;
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class Action;
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class MessageTx;
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/**
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Class representing a physical panda adapter. Instances are created by
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PassThruOpen in the J2534 API. A Device can create one or more
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J2534Connections.
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*/
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class PandaJ2534Device {
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public:
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PandaJ2534Device(std::unique_ptr<panda::Panda> new_panda);
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~PandaJ2534Device();
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static std::shared_ptr<PandaJ2534Device> openByName(std::string sn);
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DWORD closeChannel(unsigned long ChannelID);
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DWORD addChannel(std::shared_ptr<J2534Connection>& conn, unsigned long* channel_id);
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std::unique_ptr<panda::Panda> panda;
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std::vector<std::shared_ptr<J2534Connection>> connections;
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//Place the Action in the task queue based on the Action's expiration time,
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//then signal the thread that processes actions.
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void insertActionIntoTaskList(std::shared_ptr<Action> action);
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void scheduleAction(std::shared_ptr<Action> msg, BOOL startdelayed=FALSE);
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void registerConnectionTx(std::shared_ptr<J2534Connection> conn);
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//Resume sending messages from the provided Connection's TX queue.
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void unstallConnectionTx(std::shared_ptr<J2534Connection> conn);
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//Cleans up several queues after a message completes, is canceled, or otherwise goes away.
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void removeConnectionTopAction(std::shared_ptr<J2534Connection> conn, std::shared_ptr<MessageTx> msg);
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//Messages that have been sent on the wire will be echoed by the panda when
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//transmission is complete. This tracks what is still waiting to hear an echo.
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std::queue<std::shared_ptr<MessageTx>> txMsgsAwaitingEcho;
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private:
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HANDLE thread_kill_event;
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HANDLE can_recv_handle;
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static DWORD WINAPI _can_recv_threadBootstrap(LPVOID This) {
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return ((PandaJ2534Device*)This)->can_recv_thread();
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}
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DWORD can_recv_thread();
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HANDLE can_process_handle;
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static DWORD WINAPI _can_process_threadBootstrap(LPVOID This) {
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return ((PandaJ2534Device*)This)->can_process_thread();
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}
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DWORD can_process_thread();
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HANDLE flow_control_wakeup_event;
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HANDLE flow_control_thread_handle;
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static DWORD WINAPI _msg_tx_threadBootstrap(LPVOID This) {
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return ((PandaJ2534Device*)This)->msg_tx_thread();
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}
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DWORD msg_tx_thread();
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std::list<std::shared_ptr<Action>> task_queue;
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Mutex task_queue_mutex;
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std::queue<std::shared_ptr<J2534Connection>> ConnTxQueue;
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std::set<std::shared_ptr<J2534Connection>> ConnTxSet;
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Mutex connTXSet_mutex;
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BOOL txInProgress;
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};
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