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118 lines
3.8 KiB
118 lines
3.8 KiB
//===-- NativeProcessNetBSD.h --------------------------------- -*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef liblldb_NativeProcessNetBSD_H_
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#define liblldb_NativeProcessNetBSD_H_
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#include "Plugins/Process/POSIX/NativeProcessELF.h"
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#include "lldb/Target/MemoryRegionInfo.h"
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#include "lldb/Utility/ArchSpec.h"
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#include "lldb/Utility/FileSpec.h"
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#include "NativeThreadNetBSD.h"
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namespace lldb_private {
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namespace process_netbsd {
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/// \class NativeProcessNetBSD
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/// Manages communication with the inferior (debugee) process.
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///
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/// Upon construction, this class prepares and launches an inferior process
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/// for debugging.
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///
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/// Changes in the inferior process state are broadcasted.
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class NativeProcessNetBSD : public NativeProcessELF {
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public:
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class Factory : public NativeProcessProtocol::Factory {
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public:
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llvm::Expected<std::unique_ptr<NativeProcessProtocol>>
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Launch(ProcessLaunchInfo &launch_info, NativeDelegate &native_delegate,
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MainLoop &mainloop) const override;
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llvm::Expected<std::unique_ptr<NativeProcessProtocol>>
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Attach(lldb::pid_t pid, NativeDelegate &native_delegate,
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MainLoop &mainloop) const override;
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};
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// NativeProcessProtocol Interface
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Status Resume(const ResumeActionList &resume_actions) override;
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Status Halt() override;
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Status Detach() override;
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Status Signal(int signo) override;
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Status Interrupt() override;
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Status Kill() override;
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Status GetMemoryRegionInfo(lldb::addr_t load_addr,
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MemoryRegionInfo &range_info) override;
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Status ReadMemory(lldb::addr_t addr, void *buf, size_t size,
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size_t &bytes_read) override;
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Status WriteMemory(lldb::addr_t addr, const void *buf, size_t size,
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size_t &bytes_written) override;
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lldb::addr_t GetSharedLibraryInfoAddress() override;
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size_t UpdateThreads() override;
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const ArchSpec &GetArchitecture() const override { return m_arch; }
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Status SetBreakpoint(lldb::addr_t addr, uint32_t size,
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bool hardware) override;
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Status GetLoadedModuleFileSpec(const char *module_path,
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FileSpec &file_spec) override;
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Status GetFileLoadAddress(const llvm::StringRef &file_name,
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lldb::addr_t &load_addr) override;
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llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>>
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GetAuxvData() const override;
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// Interface used by NativeRegisterContext-derived classes.
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static Status PtraceWrapper(int req, lldb::pid_t pid, void *addr = nullptr,
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int data = 0, int *result = nullptr);
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private:
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MainLoop::SignalHandleUP m_sigchld_handle;
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ArchSpec m_arch;
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LazyBool m_supports_mem_region = eLazyBoolCalculate;
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std::vector<std::pair<MemoryRegionInfo, FileSpec>> m_mem_region_cache;
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// Private Instance Methods
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NativeProcessNetBSD(::pid_t pid, int terminal_fd, NativeDelegate &delegate,
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const ArchSpec &arch, MainLoop &mainloop);
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bool HasThreadNoLock(lldb::tid_t thread_id);
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NativeThreadNetBSD &AddThread(lldb::tid_t thread_id);
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void RemoveThread(lldb::tid_t thread_id);
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void MonitorCallback(lldb::pid_t pid, int signal);
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void MonitorExited(lldb::pid_t pid, WaitStatus status);
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void MonitorSIGSTOP(lldb::pid_t pid);
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void MonitorSIGTRAP(lldb::pid_t pid);
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void MonitorSignal(lldb::pid_t pid, int signal);
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Status PopulateMemoryRegionCache();
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void SigchldHandler();
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Status Attach();
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Status SetupTrace();
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Status ReinitializeThreads();
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};
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} // namespace process_netbsd
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} // namespace lldb_private
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#endif // #ifndef liblldb_NativeProcessNetBSD_H_
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