lldb/source/Plugins/Platform/QemuUser/PlatformQemuUser.h

   1 //===-- PlatformQemuUser.h ------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLDB_SOURCE_PLUGINS_PLATFORM_QEMUUSER_PLATFORMQEMUUSER_H
  10 #define LLDB_SOURCE_PLUGINS_PLATFORM_QEMUUSER_PLATFORMQEMUUSER_H
  11
  12 #include "lldb/Host/Host.h"
  13 #include "lldb/Host/HostInfo.h"
  14 #include "lldb/Target/Platform.h"
  15
  16 namespace lldb_private {
  17
  18 class PlatformQemuUser : public Platform {
  19 public:
  20   static void Initialize();
  21   static void Terminate();
  22
  23   static llvm::StringRef GetPluginNameStatic() { return "qemu-user"; }
  24   static llvm::StringRef GetPluginDescriptionStatic();
  25
  26   llvm::StringRef GetPluginName() override { return GetPluginNameStatic(); }
  27   llvm::StringRef GetDescription() override {
  28     return GetPluginDescriptionStatic();
  29   }
  30
  31   UserIDResolver &GetUserIDResolver() override {
  32     return HostInfo::GetUserIDResolver();
  33   }
  34
  35   std::vector<ArchSpec>
  36   GetSupportedArchitectures(const ArchSpec &process_host_arch) override;
  37
  38   lldb::ProcessSP DebugProcess(ProcessLaunchInfo &launch_info,
  39                                Debugger &debugger, Target &target,
  40                                Status &error) override;
  41
  42   lldb::ProcessSP Attach(ProcessAttachInfo &attach_info, Debugger &debugger,
  43                          Target *target, Status &status) override {
  44     status.SetErrorString("Not supported");
  45     return nullptr;
  46   }
  47
  48   uint32_t FindProcesses(const ProcessInstanceInfoMatch &match_info,
  49                          ProcessInstanceInfoList &proc_infos) override {
  50     return 0;
  51   }
  52
  53   bool GetProcessInfo(lldb::pid_t pid,
  54                       ProcessInstanceInfo &proc_info) override {
  55     return false;
  56   }
  57
  58   bool IsConnected() const override { return true; }
  59
  60   void CalculateTrapHandlerSymbolNames() override {}
  61
  62   Environment GetEnvironment() override;
  63
  64   MmapArgList GetMmapArgumentList(const ArchSpec &arch, lldb::addr_t addr,
  65                                   lldb::addr_t length, unsigned prot,
  66                                   unsigned flags, lldb::addr_t fd,
  67                                   lldb::addr_t offset) override {
  68     return Platform::GetHostPlatform()->GetMmapArgumentList(
  69         arch, addr, length, prot, flags, fd, offset);
  70   }
  71
  72 private:
  73   static lldb::PlatformSP CreateInstance(bool force, const ArchSpec *arch);
  74   static void DebuggerInitialize(Debugger &debugger);
  75
  76   PlatformQemuUser() : Platform(/*is_host=*/true) {}
  77 };
  78
  79 } // namespace lldb_private
  80
  81 #endif // LLDB_SOURCE_PLUGINS_PLATFORM_QEMUUSER_PLATFORMQEMUUSER_H