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lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunication.h
| //===-- GDBRemoteCommunication.h --------------------------------*- C++ -*-===// | //===-- GDBRemoteCommunication.h --------------------------------*- C++ -*-===// | ||||
| // | // | ||||
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | ||||
| // See https://llvm.org/LICENSE.txt for license information. | // See https://llvm.org/LICENSE.txt for license information. | ||||
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | ||||
| // | // | ||||
| //===----------------------------------------------------------------------===// | //===----------------------------------------------------------------------===// | ||||
| #ifndef LLDB_SOURCE_PLUGINS_PROCESS_GDB_REMOTE_GDBREMOTECOMMUNICATION_H | #ifndef LLDB_SOURCE_PLUGINS_PROCESS_GDB_REMOTE_GDBREMOTECOMMUNICATION_H | ||||
| #define LLDB_SOURCE_PLUGINS_PROCESS_GDB_REMOTE_GDBREMOTECOMMUNICATION_H | #define LLDB_SOURCE_PLUGINS_PROCESS_GDB_REMOTE_GDBREMOTECOMMUNICATION_H | ||||
| #include "GDBRemoteCommunicationHistory.h" | #include "GDBRemoteCommunicationHistory.h" | ||||
| #include <condition_variable> | #include <condition_variable> | ||||
| #include <deque> | |||||
| #include <future> | #include <future> | ||||
| #include <mutex> | #include <mutex> | ||||
| #include <queue> | #include <queue> | ||||
| #include <string> | #include <string> | ||||
| #include <vector> | #include <vector> | ||||
| #include "lldb/Core/Communication.h" | #include "lldb/Core/Communication.h" | ||||
| #include "lldb/Host/Config.h" | #include "lldb/Host/Config.h" | ||||
| ▲ Show 20 Lines • Show All 61 Lines • ▼ Show 20 Lines | |||||
| public: | public: | ||||
| enum { | enum { | ||||
| eBroadcastBitRunPacketSent = kLoUserBroadcastBit, | eBroadcastBitRunPacketSent = kLoUserBroadcastBit, | ||||
| }; | }; | ||||
| enum class PacketType { Invalid = 0, Standard, Notify }; | enum class PacketType { Invalid = 0, Standard, Notify }; | ||||
| enum class PacketResult { | enum class PacketResult { | ||||
| Success = 0, // Success | Success = 0, // Success | ||||
| ErrorSendFailed, // Status sending the packet | ErrorSendFailed, // Status sending the packet | ||||
| ErrorSendAck, // Didn't get an ack back after sending a packet | ErrorSendAck, // Didn't get an ack back after sending a packet | ||||
| ErrorReplyFailed, // Status getting the reply | ErrorReplyFailed, // Status getting the reply | ||||
| ErrorReplyTimeout, // Timed out waiting for reply | ErrorReplyTimeout, // Timed out waiting for reply | ||||
| ErrorReplyInvalid, // Got a reply but it wasn't valid for the packet that | ErrorReplyInvalid, // Got a reply but it wasn't valid for the packet that | ||||
| // was sent | // was sent | ||||
| ErrorReplyAck, // Sending reply ack failed | ErrorReplyAck, // Sending reply ack failed | ||||
| ErrorDisconnected, // We were disconnected | ErrorDisconnected, // We were disconnected | ||||
| ErrorNoSequenceLock // We couldn't get the sequence lock for a multi-packet | ErrorNoSequenceLock, // We couldn't get the sequence lock for a multi-packet | ||||
| // request | // request | ||||
| Notify, // Successfully gotten a notification packet | |||||
| }; | }; | ||||
| // Class to change the timeout for a given scope and restore it to the | // Class to change the timeout for a given scope and restore it to the | ||||
| // original value when the | // original value when the | ||||
| // created ScopedTimeout object got out of scope | // created ScopedTimeout object got out of scope | ||||
| class ScopedTimeout { | class ScopedTimeout { | ||||
| public: | public: | ||||
| ScopedTimeout(GDBRemoteCommunication &gdb_comm, | ScopedTimeout(GDBRemoteCommunication &gdb_comm, | ||||
| ▲ Show 20 Lines • Show All 63 Lines • ▼ Show 20 Lines | protected: | ||||
| std::chrono::seconds m_packet_timeout; | std::chrono::seconds m_packet_timeout; | ||||
| uint32_t m_echo_number; | uint32_t m_echo_number; | ||||
| LazyBool m_supports_qEcho; | LazyBool m_supports_qEcho; | ||||
| GDBRemoteCommunicationHistory m_history; | GDBRemoteCommunicationHistory m_history; | ||||
| bool m_send_acks; | bool m_send_acks; | ||||
| bool m_is_platform; // Set to true if this class represents a platform, | bool m_is_platform; // Set to true if this class represents a platform, | ||||
| // false if this class represents a debug session for | // false if this class represents a debug session for | ||||
| // a single process | // a single process | ||||
| std::deque<std::string> m_notification_packet_queue; | |||||
| CompressionType m_compression_type; | CompressionType m_compression_type; | ||||
| PacketResult SendPacketNoLock(llvm::StringRef payload); | PacketResult SendPacketNoLock(llvm::StringRef payload); | ||||
| PacketResult SendNotificationPacketNoLock(llvm::StringRef notify_type, | PacketResult SendNotificationPacketNoLock(llvm::StringRef notify_type, | ||||
| std::deque<std::string>& queue, | std::deque<std::string>& queue, | ||||
| llvm::StringRef payload); | llvm::StringRef payload); | ||||
| PacketResult SendRawPacketNoLock(llvm::StringRef payload, | PacketResult SendRawPacketNoLock(llvm::StringRef payload, | ||||
| bool skip_ack = false); | bool skip_ack = false); | ||||
| PacketResult ReadPacket(StringExtractorGDBRemote &response, | PacketResult ReadPacket(StringExtractorGDBRemote &response, | ||||
| Timeout<std::micro> timeout, bool sync_on_timeout); | Timeout<std::micro> timeout, bool sync_on_timeout, | ||||
| bool allow_notification = false); | |||||
| PacketResult ReadPacketWithOutputSupport( | PacketResult ReadPacketWithOutputSupport( | ||||
| StringExtractorGDBRemote &response, Timeout<std::micro> timeout, | StringExtractorGDBRemote &response, Timeout<std::micro> timeout, | ||||
| bool sync_on_timeout, | bool sync_on_timeout, | ||||
| llvm::function_ref<void(llvm::StringRef)> output_callback); | llvm::function_ref<void(llvm::StringRef)> output_callback); | ||||
| PacketResult WaitForPacketNoLock(StringExtractorGDBRemote &response, | PacketResult WaitForPacketNoLock(StringExtractorGDBRemote &response, | ||||
| Timeout<std::micro> timeout, | Timeout<std::micro> timeout, | ||||
| bool sync_on_timeout); | bool sync_on_timeout, | ||||
| bool allow_notification = false); | |||||
| bool CompressionIsEnabled() { | bool CompressionIsEnabled() { | ||||
| return m_compression_type != CompressionType::None; | return m_compression_type != CompressionType::None; | ||||
| } | } | ||||
| // If compression is enabled, decompress the packet in m_bytes and update | // If compression is enabled, decompress the packet in m_bytes and update | ||||
| // m_bytes with the uncompressed version. | // m_bytes with the uncompressed version. | ||||
| // Returns 'true' packet was decompressed and m_bytes is the now-decompressed | // Returns 'true' packet was decompressed and m_bytes is the now-decompressed | ||||
| ▲ Show 20 Lines • Show All 46 Lines • Show Last 20 Lines | |||||