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/*
* Copyright 2012, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _STAT_PORTABLE_H_
#define _STAT_PORTABLE_H_
#include <sys/stat.h>
#include <string.h>
#ifdef __LP64__
#define __STAT64_BODY_PORTABLE \
unsigned long st_dev; \
unsigned long st_ino; \
unsigned int st_mode; \
unsigned int st_nlink; \
uid_t st_uid; \
gid_t st_gid; \
unsigned long st_rdev; \
unsigned long __pad1; \
long st_size; \
int st_blksize; \
int __pad2; \
long st_blocks; \
long st_atime; \
unsigned long st_atime_nsec; \
long st_mtime; \
unsigned long st_mtime_nsec; \
long st_ctime; \
unsigned long st_ctime_nsec; \
unsigned int __unused4; \
unsigned int __unused5; \
unsigned long __unused_for_largest_size; \
struct stat_portable { __STAT64_BODY_PORTABLE };
struct stat64_portable { __STAT64_BODY_PORTABLE };
static inline
void stat_ntop(struct stat *n_stat, struct stat_portable *p_stat)
{
memset(p_stat, '\0', sizeof(struct stat_portable));
p_stat->st_dev = n_stat->st_dev;
p_stat->st_ino = n_stat->st_ino;
p_stat->st_mode = n_stat->st_mode;
p_stat->st_nlink = n_stat->st_nlink;
p_stat->st_uid = n_stat->st_uid;
p_stat->st_gid = n_stat->st_gid;
p_stat->st_rdev = n_stat->st_rdev;
p_stat->st_size = n_stat->st_size;
p_stat->st_blksize = n_stat->st_blksize;
p_stat->st_blocks = n_stat->st_blocks;
p_stat->st_atime = n_stat->st_atime;
p_stat->st_atime_nsec = n_stat->st_atime_nsec;
p_stat->st_mtime = n_stat->st_mtime;
p_stat->st_mtime_nsec = n_stat->st_mtime_nsec;
p_stat->st_ctime = n_stat->st_ctime;
p_stat->st_ctime_nsec = n_stat->st_ctime_nsec;
}
#else // ! __LP64__
/* It's easy to change kernel to support stat */
struct stat_portable {
unsigned long long st_dev;
unsigned char __pad0[4];
unsigned long __st_ino;
unsigned int st_mode;
unsigned int st_nlink;
unsigned long st_uid;
unsigned long st_gid;
unsigned long long st_rdev;
unsigned char __pad3[4];
unsigned char __pad4[4];
long long st_size;
unsigned long st_blksize;
unsigned char __pad5[4];
unsigned long long st_blocks;
unsigned long st_atime;
unsigned long st_atime_nsec;
unsigned long st_mtime;
unsigned long st_mtime_nsec;
unsigned long st_ctime;
unsigned long st_ctime_nsec;
unsigned long long st_ino;
};
/*
The X86 Version is
struct stat {
unsigned long long st_dev;
unsigned char __pad0[4];
unsigned long __st_ino;
unsigned int st_mode;
unsigned int st_nlink;
unsigned long st_uid;
unsigned long st_gid;
unsigned long long st_rdev;
unsigned char __pad3[4];
long long st_size;
unsigned long st_blksize;
unsigned long long st_blocks;
unsigned long st_atime;
unsigned long st_atime_nsec;
unsigned long st_mtime;
unsigned long st_mtime_nsec;
unsigned long st_ctime;
unsigned long st_ctime_nsec;
unsigned long long st_ino;
};
*/
/*
The MIPS Version is
struct stat {
unsigned long st_dev;
unsigned long __pad0[3];
unsigned long long st_ino;
unsigned int st_mode;
unsigned int st_nlink;
unsigned long st_uid;
unsigned long st_gid;
unsigned long st_rdev;
unsigned long __pad1[3];
long long st_size;
unsigned long st_atime;
unsigned long st_atime_nsec;
unsigned long st_mtime;
unsigned long st_mtime_nsec;
unsigned long st_ctime;
unsigned long st_ctime_nsec;
unsigned long st_blksize;
unsigned long __pad2;
unsigned long long st_blocks;
};
*/
static inline void stat_ntop(struct stat *n_stat, struct stat_portable *p_stat)
{
memset(p_stat, '\0', sizeof(struct stat_portable));
p_stat->st_dev = n_stat->st_dev;
#if defined(__mips__)
/* MIPS doesn't have __st_ino */
p_stat->__st_ino = 0;
#else
p_stat->__st_ino = n_stat->__st_ino;
#endif
p_stat->st_mode = n_stat->st_mode;
p_stat->st_nlink = n_stat->st_nlink;
p_stat->st_uid = n_stat->st_uid;
p_stat->st_gid = n_stat->st_gid;
p_stat->st_rdev = n_stat->st_rdev;
p_stat->st_size = n_stat->st_size;
p_stat->st_blksize = n_stat->st_blksize;
p_stat->st_blocks = n_stat->st_blocks;
p_stat->st_atime = n_stat->st_atime;
p_stat->st_atime_nsec = n_stat->st_atime_nsec;
p_stat->st_mtime = n_stat->st_mtime;
p_stat->st_mtime_nsec = n_stat->st_mtime_nsec;
p_stat->st_ctime = n_stat->st_ctime;
p_stat->st_ctime_nsec = n_stat->st_ctime_nsec;
p_stat->st_ino = n_stat->st_ino;
}
#endif // __LP64__
#endif /* _STAT_PORTABLE_H */
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