diff options
| author | Andreas Schwab <schwab@suse.de> | 2014-03-07 15:24:08 +0100 |
|---|---|---|
| committer | Riku Voipio <riku.voipio@linaro.org> | 2014-03-17 11:44:31 +0200 |
| commit | 8d5d30046b9aadfeee60e09fe79c063f419993db (patch) | |
| tree | ec1c8501c5da80e7c355d2793f6bdf9c1babdba0 /linux-user/syscall.c | |
| parent | 3b899ea7d405dc7634ac629aa7b0e7639d506d9f (diff) | |
linux-user: implement F_[GS]ETOWN_EX
F_GETOWN is replaced by F_GETOWN_EX inside the glibc fcntl wrapper
Signed-off-by: Andreas Schwab <schwab@suse.de>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
Diffstat (limited to 'linux-user/syscall.c')
| -rw-r--r-- | linux-user/syscall.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index b5eadb14b0..b8086b883f 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -4421,6 +4421,14 @@ static int target_to_host_fcntl_cmd(int cmd) #endif case TARGET_F_NOTIFY: return F_NOTIFY; +#ifdef F_GETOWN_EX + case TARGET_F_GETOWN_EX: + return F_GETOWN_EX; +#endif +#ifdef F_SETOWN_EX + case TARGET_F_SETOWN_EX: + return F_SETOWN_EX; +#endif default: return -TARGET_EINVAL; } @@ -4443,6 +4451,10 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) struct target_flock *target_fl; struct flock64 fl64; struct target_flock64 *target_fl64; +#ifdef F_GETOWN_EX + struct f_owner_ex fox; + struct target_f_owner_ex *target_fox; +#endif abi_long ret; int host_cmd = target_to_host_fcntl_cmd(cmd); @@ -4536,6 +4548,30 @@ static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) ret = get_errno(fcntl(fd, host_cmd, target_to_host_bitmask(arg, fcntl_flags_tbl))); break; +#ifdef F_GETOWN_EX + case TARGET_F_GETOWN_EX: + ret = get_errno(fcntl(fd, host_cmd, &fox)); + if (ret >= 0) { + if (!lock_user_struct(VERIFY_WRITE, target_fox, arg, 0)) + return -TARGET_EFAULT; + target_fox->type = tswap32(fox.type); + target_fox->pid = tswap32(fox.pid); + unlock_user_struct(target_fox, arg, 1); + } + break; +#endif + +#ifdef F_SETOWN_EX + case TARGET_F_SETOWN_EX: + if (!lock_user_struct(VERIFY_READ, target_fox, arg, 1)) + return -TARGET_EFAULT; + fox.type = tswap32(target_fox->type); + fox.pid = tswap32(target_fox->pid); + unlock_user_struct(target_fox, arg, 0); + ret = get_errno(fcntl(fd, host_cmd, &fox)); + break; +#endif + case TARGET_F_SETOWN: case TARGET_F_GETOWN: case TARGET_F_SETSIG: |