Fork of the Android NDK crazy linker.

third_party/android_crazy_linker/src/src/crazy_linker_library_view.cpp

Index: third_party/android_crazy_linker/src/src/crazy_linker_library_view.cpp
diff --git a/third_party/android_crazy_linker/src/src/crazy_linker_library_view.cpp b/third_party/android_crazy_linker/src/src/crazy_linker_library_view.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..28fc62e5c7d695f87cafb6c06af449f18c8ed08c
--- /dev/null
+++ b/third_party/android_crazy_linker/src/src/crazy_linker_library_view.cpp
@@ -0,0 +1,53 @@
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "crazy_linker_library_view.h"
+
+#include <dlfcn.h>
+#include "crazy_linker_debug.h"
+#include "crazy_linker_globals.h"
+#include "crazy_linker_shared_library.h"
+
+namespace crazy {
+
+LibraryView::~LibraryView() {
+  LOG("%s: Destroying %s\n", __FUNCTION__, name_.c_str());
+  if (type_ == TYPE_SYSTEM) {
+    ::dlclose(system_);
+    system_ = NULL;
+  }
+  if (type_ == TYPE_CRAZY) {
+    delete crazy_;
+    crazy_ = NULL;
+  }
+  type_ = TYPE_NONE;
+}
+
+void* LibraryView::LookupSymbol(const char* symbol_name) {
+  if (type_ == TYPE_SYSTEM)
+    return ::dlsym(system_, symbol_name);
+
+  if (type_ == TYPE_CRAZY) {
+    LibraryList* lib_list = Globals::GetLibraries();
+    return lib_list->FindSymbolFrom(symbol_name, this);
+  }
+
+  return NULL;
+}
+
+bool LibraryView::GetInfo(size_t* load_address,
+                          size_t* load_size,
+                          size_t* relro_start,
+                          size_t* relro_size,
+                          Error* error) {
+  if (type_ != TYPE_CRAZY) {
+    *error = "No RELRO sharing with system libraries";
+    return false;
+  }
+
+  crazy_->GetInfo(load_address, load_size, relro_start, relro_size);
+  return true;
+}
+
+}  // namespace crazy