Differential D22813 Diff 65654 sys/compat/linux/linux_socket.c

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sys/compat/linux/linux_socket.c

Show First 20 Lines • Show All 1,465 Lines • ▼ Show 20 Lines	linux_setsockopt(struct thread td, struct linux_setsockopt_args args)
}		}

return (error);		return (error);
}		}

int		int
linux_getsockopt(struct thread td, struct linux_getsockopt_args args)		linux_getsockopt(struct thread td, struct linux_getsockopt_args args)
{		{
struct getsockopt_args /* {
int s;
int level;
int name;
caddr_t val;
int *avalsize;
} */ bsd_args;
l_timeval linux_tv;		l_timeval linux_tv;
struct timeval tv;		struct timeval tv;
socklen_t tv_len, xulen, len;		socklen_t tv_len, xulen, len;
struct l_sockaddr *lsa;		struct l_sockaddr *lsa;
struct sockaddr *sa;		struct sockaddr *sa;
struct xucred xu;		struct xucred xu;
struct l_ucred lxu;		struct l_ucred lxu;
int error, name, newval;		int error, level, name, newval;

bsd_args.s = args->s;		level = linux_to_bsd_sockopt_level(args->level);
bsd_args.level = linux_to_bsd_sockopt_level(args->level);		switch (level) {
switch (bsd_args.level) {
case SOL_SOCKET:		case SOL_SOCKET:
name = linux_to_bsd_so_sockopt(args->optname);		name = linux_to_bsd_so_sockopt(args->optname);
switch (name) {		switch (name) {
case SO_RCVTIMEO:		case SO_RCVTIMEO:
/* FALLTHROUGH */		/* FALLTHROUGH */
case SO_SNDTIMEO:		case SO_SNDTIMEO:
tv_len = sizeof(tv);		tv_len = sizeof(tv);
error = kern_getsockopt(td, args->s, bsd_args.level,		error = kern_getsockopt(td, args->s, level,
name, &tv, UIO_SYSSPACE, &tv_len);		name, &tv, UIO_SYSSPACE, &tv_len);
if (error != 0)		if (error != 0)
return (error);		return (error);
linux_tv.tv_sec = tv.tv_sec;		linux_tv.tv_sec = tv.tv_sec;
linux_tv.tv_usec = tv.tv_usec;		linux_tv.tv_usec = tv.tv_usec;
return (copyout(&linux_tv, PTRIN(args->optval),		return (copyout(&linux_tv, PTRIN(args->optval),
sizeof(linux_tv)));		sizeof(linux_tv)));
/* NOTREACHED */		/* NOTREACHED */
case LOCAL_PEERCRED:		case LOCAL_PEERCRED:
if (args->optlen < sizeof(lxu))		if (args->optlen < sizeof(lxu))
return (EINVAL);		return (EINVAL);
/*		/*
* LOCAL_PEERCRED is not served at the SOL_SOCKET level,		* LOCAL_PEERCRED is not served at the SOL_SOCKET level,
* but by the Unix socket's level 0.		* but by the Unix socket's level 0.
*/		*/
bsd_args.level = 0;		level = 0;
xulen = sizeof(xu);		xulen = sizeof(xu);
error = kern_getsockopt(td, args->s, bsd_args.level,		error = kern_getsockopt(td, args->s, level,
name, &xu, UIO_SYSSPACE, &xulen);		name, &xu, UIO_SYSSPACE, &xulen);
if (error != 0)		if (error != 0)
return (error);		return (error);
lxu.pid = xu.cr_pid;		lxu.pid = xu.cr_pid;
lxu.uid = xu.cr_uid;		lxu.uid = xu.cr_uid;
lxu.gid = xu.cr_gid;		lxu.gid = xu.cr_gid;
return (copyout(&lxu, PTRIN(args->optval), sizeof(lxu)));		return (copyout(&lxu, PTRIN(args->optval), sizeof(lxu)));
/* NOTREACHED */		/* NOTREACHED */
case SO_ERROR:		case SO_ERROR:
len = sizeof(newval);		len = sizeof(newval);
error = kern_getsockopt(td, args->s, bsd_args.level,		error = kern_getsockopt(td, args->s, level,
name, &newval, UIO_SYSSPACE, &len);		name, &newval, UIO_SYSSPACE, &len);
if (error != 0)		if (error != 0)
return (error);		return (error);
newval = -SV_ABI_ERRNO(td->td_proc, newval);		newval = -SV_ABI_ERRNO(td->td_proc, newval);
return (copyout(&newval, PTRIN(args->optval), len));		return (copyout(&newval, PTRIN(args->optval), len));
/* NOTREACHED */		/* NOTREACHED */
default:		default:
break;		break;
Show All 10 Lines	case IPPROTO_TCP:
break;		break;
default:		default:
name = -1;		name = -1;
break;		break;
}		}
if (name == -1)		if (name == -1)
return (EINVAL);		return (EINVAL);

bsd_args.name = name;
bsd_args.avalsize = PTRIN(args->optlen);

if (name == IPV6_NEXTHOP) {		if (name == IPV6_NEXTHOP) {
error = copyin(PTRIN(args->optlen), &len, sizeof(len));		error = copyin(PTRIN(args->optlen), &len, sizeof(len));
if (error != 0)		if (error != 0)
return (error);		return (error);
sa = malloc(len, M_SONAME, M_WAITOK);		sa = malloc(len, M_SONAME, M_WAITOK);

error = kern_getsockopt(td, args->s, bsd_args.level,		error = kern_getsockopt(td, args->s, level,
name, sa, UIO_SYSSPACE, &len);		name, sa, UIO_SYSSPACE, &len);
if (error != 0)		if (error != 0)
goto out;		goto out;

error = bsd_to_linux_sockaddr(sa, &lsa, len);		error = bsd_to_linux_sockaddr(sa, &lsa, len);
if (error == 0)		if (error == 0)
error = copyout(lsa, PTRIN(args->optval), len);		error = copyout(lsa, PTRIN(args->optval), len);
free(lsa, M_SONAME);		free(lsa, M_SONAME);
if (error == 0)		if (error == 0)
error = copyout(&len, PTRIN(args->optlen),		error = copyout(&len, PTRIN(args->optlen),
sizeof(len));		sizeof(len));
out:		out:
free(sa, M_SONAME);		free(sa, M_SONAME);
} else {		} else {
bsd_args.val = PTRIN(args->optval);		if (args->optval) {
		kibUnsubmitted Not Done Inline Actions != NULL kib: != NULL
error = sys_getsockopt(td, &bsd_args);		error = copyin(PTRIN(args->optlen), &len, sizeof(len));
		if (error != 0)
		return (error);
		}

		kibUnsubmitted Not Done Inline Actions No need for the empty line. kib: No need for the empty line.
		error = kern_getsockopt(td, args->s, level,
		name, PTRIN(args->optval), UIO_USERSPACE, &len);

		kibUnsubmitted Not Done Inline Actions Same. kib: Same.
		if (error == 0)
		error = copyout(&len, PTRIN(args->optlen),
		sizeof(len));
}		}

		kibUnsubmitted Not Done Inline Actions Same. kib: Same.
return (error);		return (error);
}		}

#if defined(__i386__) \|\| (defined(__amd64__) && defined(COMPAT_LINUX32))		#if defined(__i386__) \|\| (defined(__amd64__) && defined(COMPAT_LINUX32))

/* Argument list sizes for linux_socketcall */		/* Argument list sizes for linux_socketcall */
static const unsigned char lxs_args_cnt[] = {		static const unsigned char lxs_args_cnt[] = {
0 /* unused/, 3 / socket */,		0 /* unused/, 3 / socket */,
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