Implement nacl_irt_clock for non-sfi mode.

components/nacl/loader/nonsfi/abi_conversion.cc

 // Copyright 2014 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 <sys/stat.h>
 #include <sys/types.h>
 #include <unistd.h>
 #include <cstring>
 
 #include "base/logging.h"
 #include "native_client/src/trusted/service_runtime/include/sys/stat.h"
+#include "native_client/src/trusted/service_runtime/include/sys/time.h"
 
 namespace nacl {
 namespace nonsfi {
 
+void NaClAbiTimeSpecToTimeSpec(const struct nacl_abi_timespec& nacl_timespec,
+                               struct timespec* host_timespec) {
+  host_timespec->tv_sec = nacl_timespec.tv_sec;
+  host_timespec->tv_nsec = nacl_timespec.tv_nsec;
+}
+
+void TimeSpecToNaClAbiTimeSpec(const struct timespec& host_timespec,
+                               struct nacl_abi_timespec* nacl_timespec) {
+  nacl_timespec->tv_sec = host_timespec.tv_sec;
+  nacl_timespec->tv_nsec = host_timespec.tv_nsec;
+}
+
 void StatToNaClAbiStat(
     const struct stat& host_stat, struct nacl_abi_stat* nacl_stat) {
   // Some fields in host_stat, such as st_dev, group/other bits of mode and
   // (a,m,c)timensec, are ignored to sync with the NaCl's original
   // implementation. Please see also NaClAbiStatHostDescStatXlateCtor in
   // native_client/src/trusted/desc/posix/nacl_desc.c.
   std::memset(nacl_stat, 0, sizeof(*nacl_stat));
   nacl_stat->nacl_abi_st_dev = 0;
   nacl_stat->nacl_abi_st_ino = host_stat.st_ino;
   nacl_abi_mode_t mode;
@@ skipping 26 matching lines @@
   nacl_stat->nacl_abi_st_size = host_stat.st_size;
   nacl_stat->nacl_abi_st_blksize = 0;
   nacl_stat->nacl_abi_st_blocks = 0;
   nacl_stat->nacl_abi_st_atime = host_stat.st_atime;
   nacl_stat->nacl_abi_st_mtime = host_stat.st_mtime;
   nacl_stat->nacl_abi_st_ctime = host_stat.st_ctime;
 }
 
 }  // namespace nonsfi
 }  // namespace nacl