1 files changed, 114 insertions, 0 deletions
diff --git a/lldb/source/Plugins/ObjectFile/Minidump/ObjectFileMinidump.cpp b/lldb/source/Plugins/ObjectFile/Minidump/ObjectFileMinidump.cpp
new file mode 100644
index 000000000000..715ccd311dee
--- /dev/null
+++ b/lldb/source/Plugins/ObjectFile/Minidump/ObjectFileMinidump.cpp
@@ -0,0 +1,114 @@
+//===-- ObjectFileMinidump.cpp --------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "ObjectFileMinidump.h"
+
+#include "MinidumpFileBuilder.h"
+
+#include "lldb/Core/ModuleSpec.h"
+#include "lldb/Core/PluginManager.h"
+#include "lldb/Core/Section.h"
+#include "lldb/Target/Process.h"
+
+#include "llvm/Support/FileSystem.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+LLDB_PLUGIN_DEFINE(ObjectFileMinidump)
+
+void ObjectFileMinidump::Initialize() {
+  PluginManager::RegisterPlugin(
+      GetPluginNameStatic(), GetPluginDescriptionStatic(), CreateInstance,
+      CreateMemoryInstance, GetModuleSpecifications, SaveCore);
+}
+
+void ObjectFileMinidump::Terminate() {
+  PluginManager::UnregisterPlugin(CreateInstance);
+}
+
+ObjectFile *ObjectFileMinidump::CreateInstance(
+    const lldb::ModuleSP &module_sp, lldb::DataBufferSP &data_sp,
+    lldb::offset_t data_offset, const lldb_private::FileSpec *file,
+    lldb::offset_t offset, lldb::offset_t length) {
+  return nullptr;
+}
+
+ObjectFile *ObjectFileMinidump::CreateMemoryInstance(
+    const lldb::ModuleSP &module_sp, DataBufferSP &data_sp,
+    const ProcessSP &process_sp, lldb::addr_t header_addr) {
+  return nullptr;
+}
+
+size_t ObjectFileMinidump::GetModuleSpecifications(
+    const lldb_private::FileSpec &file, lldb::DataBufferSP &data_sp,
+    lldb::offset_t data_offset, lldb::offset_t file_offset,
+    lldb::offset_t length, lldb_private::ModuleSpecList &specs) {
+  specs.Clear();
+  return 0;
+}
+
+bool ObjectFileMinidump::SaveCore(const lldb::ProcessSP &process_sp,
+                                  const lldb_private::FileSpec &outfile,
+                                  lldb::SaveCoreStyle &core_style,
+                                  lldb_private::Status &error) {
+  if (core_style != SaveCoreStyle::eSaveCoreStackOnly) {
+    error.SetErrorString("Only stack minidumps supported yet.");
+    return false;
+  }
+
+  if (!process_sp)
+    return false;
+
+  MinidumpFileBuilder builder;
+
+  Target &target = process_sp->GetTarget();
+
+  error = builder.AddSystemInfo(target.GetArchitecture().GetTriple());
+  if (error.Fail())
+    return false;
+
+  error = builder.AddModuleList(target);
+  if (error.Fail())
+    return false;
+
+  builder.AddMiscInfo(process_sp);
+
+  if (target.GetArchitecture().GetMachine() == llvm::Triple::ArchType::x86_64) {
+    error = builder.AddThreadList(process_sp);
+    if (error.Fail())
+      return false;
+
+    error = builder.AddException(process_sp);
+    if (error.Fail())
+      return false;
+
+    error = builder.AddMemoryList(process_sp);
+    if (error.Fail())
+      return false;
+  }
+
+  if (target.GetArchitecture().GetTriple().getOS() ==
+      llvm::Triple::OSType::Linux) {
+    builder.AddLinuxFileStreams(process_sp);
+  }
+
+  llvm::Expected<lldb::FileUP> maybe_core_file = FileSystem::Instance().Open(
+      outfile, File::eOpenOptionWriteOnly | File::eOpenOptionCanCreate);
+  if (!maybe_core_file) {
+    error = maybe_core_file.takeError();
+    return false;
+  }
+  lldb::FileUP core_file = std::move(maybe_core_file.get());
+
+  error = builder.Dump(core_file);
+  if (error.Fail())
+    return false;
+
+  return true;
+}