1 files changed, 59 insertions, 0 deletions
diff --git a/sandbox/wow_helper/target_code.cc b/sandbox/wow_helper/target_code.cc
new file mode 100644
index 0000000..1ef1582
--- /dev/null
+++ b/sandbox/wow_helper/target_code.cc
@@ -0,0 +1,59 @@
+// Copyright 2008, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "sandbox/wow_helper/target_code.h"
+
+namespace sandbox {
+
+// Hooks NtMapViewOfSection to detect the load of dlls.
+NTSTATUS WINAPI TargetNtMapViewOfSection(
+    PatchInfo *patch_info, HANDLE process, PVOID *base, ULONG_PTR zero_bits,
+    SIZE_T commit_size, PLARGE_INTEGER offset, PSIZE_T view_size,
+    SECTION_INHERIT inherit, ULONG allocation_type, ULONG protect) {
+  NTSTATUS ret = patch_info->orig_MapViewOfSection(patch_info->section, process,
+                                                   base, zero_bits, commit_size,
+                                                   offset, view_size, inherit,
+                                                   allocation_type, protect);
+
+  LARGE_INTEGER timeout;
+  timeout.QuadPart = -(5 * 10000000);  // 5 seconds.
+
+  // The wait is alertable.
+  patch_info->signal_and_wait(patch_info->dll_load, patch_info->continue_load,
+                              TRUE, &timeout);
+
+  return ret;
+}
+
+// Marks the end of the code to copy to the target process.
+NTSTATUS WINAPI TargetEnd() {
+  return STATUS_SUCCESS;
+}
+
+}  // namespace sandbox