diff options
Diffstat (limited to 'bsd-user/bsd-file.h')
| -rw-r--r-- | bsd-user/bsd-file.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/bsd-user/bsd-file.h b/bsd-user/bsd-file.h index bc0a0c08d5..fd8aba9618 100644 --- a/bsd-user/bsd-file.h +++ b/bsd-user/bsd-file.h @@ -32,6 +32,24 @@ do { \ #define UNLOCK_PATH(p, arg) unlock_user(p, arg, 0) +#define LOCK_PATH2(p1, arg1, p2, arg2) \ +do { \ + (p1) = lock_user_string(arg1); \ + if ((p1) == NULL) { \ + return -TARGET_EFAULT; \ + } \ + (p2) = lock_user_string(arg2); \ + if ((p2) == NULL) { \ + unlock_user(p1, arg1, 0); \ + return -TARGET_EFAULT; \ + } \ +} while (0) + +#define UNLOCK_PATH2(p1, arg1, p2, arg2) \ +do { \ + unlock_user(p2, arg2, 0); \ + unlock_user(p1, arg1, 0); \ +} while (0) extern struct iovec *lock_iovec(int type, abi_ulong target_addr, int count, int copy); @@ -330,4 +348,31 @@ static abi_long do_bsd_fchdir(abi_long arg1) return get_errno(fchdir(arg1)); } +/* rename(2) */ +static abi_long do_bsd_rename(abi_long arg1, abi_long arg2) +{ + abi_long ret; + void *p1, *p2; + + LOCK_PATH2(p1, arg1, p2, arg2); + ret = get_errno(rename(p1, p2)); /* XXX path(p1), path(p2) */ + UNLOCK_PATH2(p1, arg1, p2, arg2); + + return ret; +} + +/* renameat(2) */ +static abi_long do_bsd_renameat(abi_long arg1, abi_long arg2, + abi_long arg3, abi_long arg4) +{ + abi_long ret; + void *p1, *p2; + + LOCK_PATH2(p1, arg2, p2, arg4); + ret = get_errno(renameat(arg1, p1, arg3, p2)); + UNLOCK_PATH2(p1, arg2, p2, arg4); + + return ret; +} + #endif /* BSD_FILE_H */ |