mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-04 09:09:56 +00:00
b8730c11a3
`inline` isn't always a keyword, so we should be using __ssp_inline as we do everywhere else in the _FORTIFY_SOURCE support. Variable declarations in a loop initializer are also not always supported, so declare any loop vars in advance. Reviewed by: kib (earlier version), markj Sponsored by: Klara, Inc. Sponsored by: Stormshield Differential Revision: https://reviews.freebsd.org/D45976
121 lines
3.5 KiB
C
121 lines
3.5 KiB
C
/*-
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*
|
|
* Copyright (c) 2024, Klara, Inc.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
#ifndef _SSP_SOCKET_H_
|
|
#define _SSP_SOCKET_H_
|
|
|
|
#include <ssp/ssp.h>
|
|
|
|
#if __SSP_FORTIFY_LEVEL > 0
|
|
|
|
#include <sys/_null.h>
|
|
|
|
__BEGIN_DECLS
|
|
|
|
__ssp_inline void
|
|
__ssp_check_msghdr(struct msghdr *hdr)
|
|
{
|
|
if (__ssp_bos(hdr->msg_name) < hdr->msg_namelen)
|
|
__chk_fail();
|
|
|
|
__ssp_check_iovec(hdr->msg_iov, hdr->msg_iovlen);
|
|
|
|
if (__ssp_bos(hdr->msg_control) < hdr->msg_controllen)
|
|
__chk_fail();
|
|
}
|
|
|
|
__ssp_redirect_raw_impl(int, getpeername, getpeername,
|
|
(int fdes, struct sockaddr *__restrict name, socklen_t *__restrict namelen))
|
|
{
|
|
size_t namesz = __ssp_bos(name);
|
|
|
|
if (namesz != (size_t)-1 && namesz < *namelen)
|
|
__chk_fail();
|
|
|
|
return (__ssp_real(getpeername)(fdes, name, namelen));
|
|
}
|
|
|
|
__ssp_redirect_raw_impl(int, getsockname, getsockname,
|
|
(int fdes, struct sockaddr *__restrict name,
|
|
socklen_t *__restrict namelen))
|
|
{
|
|
size_t namesz = __ssp_bos(name);
|
|
|
|
if (namesz != (size_t)-1 && namesz < *namelen)
|
|
__chk_fail();
|
|
|
|
return (__ssp_real(getsockname)(fdes, name, namelen));
|
|
}
|
|
|
|
__ssp_redirect(ssize_t, recv, (int __sock, void *__buf, size_t __len,
|
|
int __flags), (__sock, __buf, __len, __flags));
|
|
|
|
__ssp_redirect_raw_impl(ssize_t, recvfrom, recvfrom,
|
|
(int s, void *buf, size_t len, int flags,
|
|
struct sockaddr *__restrict from,
|
|
socklen_t *__restrict fromlen))
|
|
{
|
|
if (__ssp_bos(buf) < len)
|
|
__chk_fail();
|
|
if (from != NULL && __ssp_bos(from) < *fromlen)
|
|
__chk_fail();
|
|
|
|
return (__ssp_real(recvfrom)(s, buf, len, flags, from, fromlen));
|
|
}
|
|
|
|
__ssp_redirect_raw_impl(ssize_t, recvmsg, recvmsg,
|
|
(int s, struct msghdr *hdr, int flags))
|
|
{
|
|
__ssp_check_msghdr(hdr);
|
|
return (__ssp_real(recvmsg)(s, hdr, flags));
|
|
}
|
|
|
|
#if __BSD_VISIBLE
|
|
struct timespec;
|
|
|
|
__ssp_redirect_raw_impl(ssize_t, recvmmsg, recvmmsg,
|
|
(int s, struct mmsghdr *__restrict hdrvec, size_t vlen, int flags,
|
|
const struct timespec *__restrict timeout))
|
|
{
|
|
const size_t vecsz = __ssp_bos(hdrvec);
|
|
size_t i;
|
|
|
|
if (vecsz != (size_t)-1 && vecsz / sizeof(*hdrvec) < vlen)
|
|
__chk_fail();
|
|
|
|
for (i = 0; i < vlen; i++) {
|
|
__ssp_check_msghdr(&hdrvec[i].msg_hdr);
|
|
}
|
|
|
|
return (__ssp_real(recvmmsg)(s, hdrvec, vlen, flags, timeout));
|
|
}
|
|
#endif
|
|
|
|
__END_DECLS
|
|
|
|
#endif /* __SSP_FORTIFY_LEVEL > 0 */
|
|
#endif /* _SSP_SOCKET_H_ */
|