1 files changed, 64 insertions, 0 deletions
diff --git a/lldb/source/API/SBDebugger.cpp b/lldb/source/API/SBDebugger.cpp
index 3cdb6bbfd5f..cf6a27a049b 100644
--- a/lldb/source/API/SBDebugger.cpp
+++ b/lldb/source/API/SBDebugger.cpp
@@ -26,6 +26,7 @@
 #include "lldb/API/SBSourceManager.h"
 #include "lldb/API/SBStream.h"
 #include "lldb/API/SBStringList.h"
+#include "lldb/API/SBStructuredData.h"
 #include "lldb/API/SBTarget.h"
 #include "lldb/API/SBThread.h"
 #include "lldb/API/SBTypeCategory.h"
@@ -37,8 +38,10 @@
 #include "lldb/API/SystemInitializerFull.h"
 
 #include "lldb/Core/Debugger.h"
+#include "lldb/Core/PluginManager.h"
 #include "lldb/Core/State.h"
 #include "lldb/Core/StreamFile.h"
+#include "lldb/Core/StructuredDataImpl.h"
 #include "lldb/DataFormatters/DataVisualization.h"
 #include "lldb/Initialization/SystemLifetimeManager.h"
 #include "lldb/Interpreter/Args.h"
@@ -774,6 +777,67 @@ void SBDebugger::SetSelectedPlatform(SBPlatform &sb_platform) {
                 sb_platform.GetName());
 }
 
+uint32_t SBDebugger::GetNumPlatforms() {
+  if (m_opaque_sp) {
+    // No need to lock, the platform list is thread safe
+    return m_opaque_sp->GetPlatformList().GetSize();
+  }
+  return 0;
+}
+
+SBPlatform SBDebugger::GetPlatformAtIndex(uint32_t idx) {
+  SBPlatform sb_platform;
+  if (m_opaque_sp) {
+    // No need to lock, the platform list is thread safe
+    sb_platform.SetSP(m_opaque_sp->GetPlatformList().GetAtIndex(idx));
+  }
+  return sb_platform;
+}
+
+uint32_t SBDebugger::GetNumAvailablePlatforms() {
+  uint32_t idx = 0;
+  while (true) {
+    if (!PluginManager::GetPlatformPluginNameAtIndex(idx)) {
+      break;
+    }
+    ++idx;
+  }
+  // +1 for the host platform, which should always appear first in the list.
+  return idx + 1;
+}
+
+SBStructuredData SBDebugger::GetAvailablePlatformInfoAtIndex(uint32_t idx) {
+  SBStructuredData data;
+  auto platform_dict = llvm::make_unique<StructuredData::Dictionary>();
+  llvm::StringRef name_str("name"), desc_str("description");
+
+  if (idx == 0) {
+    PlatformSP host_platform_sp(Platform::GetHostPlatform());
+    platform_dict->AddStringItem(
+        name_str, host_platform_sp->GetPluginName().GetStringRef());
+    platform_dict->AddStringItem(
+        desc_str, llvm::StringRef(host_platform_sp->GetDescription()));
+  } else if (idx > 0) {
+    const char *plugin_name =
+        PluginManager::GetPlatformPluginNameAtIndex(idx - 1);
+    if (!plugin_name) {
+      return data;
+    }
+    platform_dict->AddStringItem(name_str, llvm::StringRef(plugin_name));
+
+    const char *plugin_desc =
+        PluginManager::GetPlatformPluginDescriptionAtIndex(idx - 1);
+    if (!plugin_desc) {
+      return data;
+    }
+    platform_dict->AddStringItem(desc_str, llvm::StringRef(plugin_desc));
+  }
+
+  data.m_impl_up->SetObjectSP(
+      StructuredData::ObjectSP(platform_dict.release()));
+  return data;
+}
+
 void SBDebugger::DispatchInput(void *baton, const void *data, size_t data_len) {
   DispatchInput(data, data_len);
 }