ppapi/native_client/src/trusted/plugin/nexe_arch.h

   1 /*
   2  * Copyright (c) 2012 The Chromium Authors. All rights reserved.
   3  * Use of this source code is governed by a BSD-style license that can be
   4  * found in the LICENSE file.
   5  */
   6
   7 // Routines for determining the most appropriate NaCl executable for
   8 // the current CPU's architecture.
   9
  10 #ifndef NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_NEXE_ARCH_H_
  11 #define NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_NEXE_ARCH_H_
  12
  13 #include "native_client/src/include/portability.h"
  14
  15 namespace plugin {
  16 // Returns the kind of SFI sandbox implemented by sel_ldr on this
  17 // platform.  See the implementation in nexe_arch.cc for possible values.
  18 //
  19 // This is a function of the current CPU, OS, browser, installed
  20 // sel_ldr(s).  It is not sufficient to derive the result only from
  21 // build-time parameters since, for example, an x86-32 plugin is
  22 // capable of launching a 64-bit NaCl sandbox if a 64-bit sel_ldr is
  23 // installed (and indeed, may only be capable of launching a 64-bit
  24 // sandbox).
  25 //
  26 // Note: The platform-sepcific implementations for this are under
  27 // <platform>/nexe_arch.cc
  28 const char* GetSandboxISA();
  29 }  // namespace plugin
  30
  31 #endif  // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_NEXE_ARCH_H_