[NaCl SDK] nacl_mounts: wrap functions.

native_client_sdk/src/libraries/nacl_mounts/kernel_intercept.h

 /* Copyright (c) 2012 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.
  */
 #ifndef LIBRARIES_NACL_MOUNTS_KERNEL_INTERCEPT_H_
 #define LIBRARIES_NACL_MOUNTS_KERNEL_INTERCEPT_H_
 
 #include "nacl_mounts/ostypes.h"
 #include "utils/macros.h"
 
 EXTERN_C_BEGIN
 
 // The kernel intercept module provides a C->C++ thunk between the libc
 // kernel calls and the KernelProxy singleton.
 
 // ki_init must be called with an uninitialized KernelProxy object.  Calling
 // with NULL will instantiate a default kernel proxy object.  ki_init must
 // be called before any other ki_XXX function can be used.
 void ki_init(void* kernel_proxy);
+int ki_is_initialized();
 
 int ki_chdir(const char* path);
 char* ki_getcwd(char* buf, size_t size);
 char* ki_getwd(char* buf);
 int ki_dup(int oldfd);
 int ki_chmod(const char* path, mode_t mode);
 int ki_stat(const char* path, struct stat* buf);
 int ki_mkdir(const char* path, mode_t mode);
 int ki_rmdir(const char* path);
 int ki_mount(const char* source, const char* target, const char* filesystemtype,
              unsigned long mountflags, const void *data);
 int ki_umount(const char* path);
 int ki_open(const char* path, int oflag);
 ssize_t ki_read(int fd, void* buf, size_t nbyte);
 ssize_t ki_write(int fd, const void* buf, size_t nbyte);
 int ki_fstat(int fd, struct stat *buf);
 int ki_getdents(int fd, void* buf, unsigned int count);
 int ki_fsync(int fd);
 int ki_isatty(int fd);
 int ki_close(int fd);
+off_t ki_lseek(int fd, off_t offset, int whence);
 int ki_remove(const char* path);
 int ki_unlink(const char* path);
 int ki_access(const char* path, int amode);
 
 EXTERN_C_END
 
 #endif  // LIBRARIES_NACL_MOUNTS_KERNEL_INTERCEPT_H_