sandbox/win/src/eat_resolver.h

   1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef SANDBOX_SRC_EAT_RESOLVER_H__
   6 #define SANDBOX_SRC_EAT_RESOLVER_H__
   7
   8 #include "base/basictypes.h"
   9 #include "sandbox/win/src/nt_internals.h"
  10 #include "sandbox/win/src/resolver.h"
  11
  12 namespace sandbox {
  13
  14 // This is the concrete resolver used to perform exports table interceptions.
  15 class EatResolverThunk : public ResolverThunk {
  16  public:
  17   EatResolverThunk() : eat_entry_(NULL) {}
  18   ~EatResolverThunk() override {}
  19
  20   // Implementation of Resolver::Setup.
  21   NTSTATUS Setup(const void* target_module,
  22                  const void* interceptor_module,
  23                  const char* target_name,
  24                  const char* interceptor_name,
  25                  const void* interceptor_entry_point,
  26                  void* thunk_storage,
  27                  size_t storage_bytes,
  28                  size_t* storage_used) override;
  29
  30   // Implementation of Resolver::ResolveTarget.
  31   NTSTATUS ResolveTarget(const void* module,
  32                          const char* function_name,
  33                          void** address) override;
  34
  35   // Implementation of Resolver::GetThunkSize.
  36   size_t GetThunkSize() const override;
  37
  38  private:
  39   // The entry to patch.
  40   DWORD* eat_entry_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(EatResolverThunk);
  43 };
  44
  45 }  // namespace sandbox
  46
  47
  48 #endif  // SANDBOX_SRC_EAT_RESOLVER_H__