diff options
Diffstat (limited to 'lldb/source/Plugins/ObjectFile/PECOFF')
5 files changed, 97 insertions, 1 deletions
diff --git a/lldb/source/Plugins/ObjectFile/PECOFF/CMakeLists.txt b/lldb/source/Plugins/ObjectFile/PECOFF/CMakeLists.txt index 89c2bb2d1da..5c7c488f362 100644 --- a/lldb/source/Plugins/ObjectFile/PECOFF/CMakeLists.txt +++ b/lldb/source/Plugins/ObjectFile/PECOFF/CMakeLists.txt @@ -1,3 +1,4 @@ add_lldb_library(lldbPluginObjectFilePECOFF ObjectFilePECOFF.cpp + WindowsMiniDump.cpp ) diff --git a/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.cpp b/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.cpp index 8b994590504..b6624481324 100644 --- a/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.cpp +++ b/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.cpp @@ -8,6 +8,7 @@ //===----------------------------------------------------------------------===// #include "ObjectFilePECOFF.h" +#include "WindowsMiniDump.h" #include "llvm/Support/COFF.h" @@ -24,6 +25,7 @@ #include "lldb/Core/Timer.h" #include "lldb/Core/UUID.h" #include "lldb/Symbol/ObjectFile.h" +#include "lldb/Target/Process.h" #include "lldb/Target/SectionLoadList.h" #include "lldb/Target/Target.h" @@ -42,7 +44,8 @@ ObjectFilePECOFF::Initialize() GetPluginDescriptionStatic(), CreateInstance, CreateMemoryInstance, - GetModuleSpecifications); + GetModuleSpecifications, + SaveCore); } void @@ -148,6 +151,14 @@ ObjectFilePECOFF::GetModuleSpecifications (const lldb_private::FileSpec& file, return specs.GetSize() - initial_count; } +bool +ObjectFilePECOFF::SaveCore(const lldb::ProcessSP &process_sp, + const lldb_private::FileSpec &outfile, + lldb_private::Error &error) +{ + return SaveMiniDump(process_sp, outfile, error); +} + bool ObjectFilePECOFF::MagicBytesMatch (DataBufferSP& data_sp) diff --git a/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h b/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h index 1c7fefcf5de..fd33cd3d32f 100644 --- a/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h +++ b/lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h @@ -95,6 +95,11 @@ public: lldb_private::ModuleSpecList &specs); static bool + SaveCore (const lldb::ProcessSP &process_sp, + const lldb_private::FileSpec &outfile, + lldb_private::Error &error); + + static bool MagicBytesMatch (lldb::DataBufferSP& data_sp); bool diff --git a/lldb/source/Plugins/ObjectFile/PECOFF/WindowsMiniDump.cpp b/lldb/source/Plugins/ObjectFile/PECOFF/WindowsMiniDump.cpp new file mode 100644 index 00000000000..85b1c715786 --- /dev/null +++ b/lldb/source/Plugins/ObjectFile/PECOFF/WindowsMiniDump.cpp @@ -0,0 +1,55 @@ +//===-- WindowsMiniDump.cpp -------------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +// This function is separated out from ObjectFilePECOFF.cpp to name avoid name +// collisions with WinAPI preprocessor macros. + +#include "WindowsMiniDump.h" +#include "lldb/Host/FileSpec.h" +#include "llvm/Support/ConvertUTF.h" + +#ifdef _WIN32 +#include "lldb/Host/windows/windows.h" +#include <DbgHelp.h> // for MiniDumpWriteDump +#endif + +namespace lldb_private { + +bool +SaveMiniDump(const lldb::ProcessSP &process_sp, + const lldb_private::FileSpec &outfile, + lldb_private::Error &error) +{ + if (!process_sp) return false; +#ifdef _WIN32 + HANDLE process_handle = ::OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, process_sp->GetID()); + const std::string file_name = outfile.GetCString(); + std::wstring wide_name; + wide_name.resize(file_name.size() + 1); + char * result_ptr = reinterpret_cast<char *>(&wide_name[0]); + const UTF8 *error_ptr = nullptr; + if (!llvm::ConvertUTF8toWide(sizeof(wchar_t), file_name, result_ptr, error_ptr)) { + error.SetErrorString("cannot convert file name"); + return false; + } + HANDLE file_handle = ::CreateFileW(wide_name.c_str(), GENERIC_WRITE, FILE_SHARE_READ, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); + const auto result = ::MiniDumpWriteDump(process_handle, process_sp->GetID(), file_handle, MiniDumpNormal, NULL, NULL, NULL); + ::CloseHandle(file_handle); + ::CloseHandle(process_handle); + if (!result) + { + error.SetError(::GetLastError(), lldb::eErrorTypeWin32); + return false; + } + return true; +#endif + return false; +} + +} // namesapce lldb_private diff --git a/lldb/source/Plugins/ObjectFile/PECOFF/WindowsMiniDump.h b/lldb/source/Plugins/ObjectFile/PECOFF/WindowsMiniDump.h new file mode 100644 index 00000000000..cbea88af1fb --- /dev/null +++ b/lldb/source/Plugins/ObjectFile/PECOFF/WindowsMiniDump.h @@ -0,0 +1,24 @@ +//===-- WindowsMiniDump.h ---------------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef liblldb_WindowsMiniDump_h_ +#define liblldb_WindowsMiniDump_h_ + +#include "lldb/Target/Process.h" + +namespace lldb_private { + +bool +SaveMiniDump(const lldb::ProcessSP &process_sp, + const lldb_private::FileSpec &outfile, + lldb_private::Error &error); + +} // namespace lldb_private + +#endif |
