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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-08-20 15:53:03 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-09-21 10:29:39 +0200 |
| commit | 18fa92c2dcc6c52e0bf27d214d80f0c25a89b47d (patch) | |
| tree | a3020ac5b1f366f2f0920941b589808e435dbcee /freebsd/sys/net/rtsock.c | |
| parent | Update to FreeBSD head 2017-12-01 (diff) | |
| download | rtems-libbsd-18fa92c2dcc6c52e0bf27d214d80f0c25a89b47d.tar.bz2 | |
Update to FreeBSD head 2018-02-01
Git mirror commit d079ae0442af8fa3cfd6d7ede190d04e64a2c0d4.
Update #3472.
Diffstat (limited to 'freebsd/sys/net/rtsock.c')
| -rw-r--r-- | freebsd/sys/net/rtsock.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/freebsd/sys/net/rtsock.c b/freebsd/sys/net/rtsock.c index fe608d70..851c30c9 100644 --- a/freebsd/sys/net/rtsock.c +++ b/freebsd/sys/net/rtsock.c @@ -114,6 +114,12 @@ struct ifa_msghdrl32 { int32_t ifam_metric; struct if_data ifam_data; }; + +#define SA_SIZE32(sa) \ + ( (((struct sockaddr *)(sa))->sa_len == 0) ? \ + sizeof(int) : \ + 1 + ( (((struct sockaddr *)(sa))->sa_len - 1) | (sizeof(int) - 1) ) ) + #endif /* COMPAT_FREEBSD32 */ MALLOC_DEFINE(M_RTABLE, "routetbl", "routing tables"); @@ -1128,6 +1134,9 @@ rtsock_msg_buffer(int type, struct rt_addrinfo *rtinfo, struct walkarg *w, int * struct sockaddr_storage ss; struct sockaddr_in6 *sin6; #endif +#ifdef COMPAT_FREEBSD32 + bool compat32 = false; +#endif switch (type) { @@ -1135,9 +1144,10 @@ rtsock_msg_buffer(int type, struct rt_addrinfo *rtinfo, struct walkarg *w, int * case RTM_NEWADDR: if (w != NULL && w->w_op == NET_RT_IFLISTL) { #ifdef COMPAT_FREEBSD32 - if (w->w_req->flags & SCTL_MASK32) + if (w->w_req->flags & SCTL_MASK32) { len = sizeof(struct ifa_msghdrl32); - else + compat32 = true; + } else #endif len = sizeof(struct ifa_msghdrl); } else @@ -1151,6 +1161,7 @@ rtsock_msg_buffer(int type, struct rt_addrinfo *rtinfo, struct walkarg *w, int * len = sizeof(struct if_msghdrl32); else len = sizeof(struct if_msghdr32); + compat32 = true; break; } #endif @@ -1181,7 +1192,12 @@ rtsock_msg_buffer(int type, struct rt_addrinfo *rtinfo, struct walkarg *w, int * if ((sa = rtinfo->rti_info[i]) == NULL) continue; rtinfo->rti_addrs |= (1 << i); - dlen = SA_SIZE(sa); +#ifdef COMPAT_FREEBSD32 + if (compat32) + dlen = SA_SIZE32(sa); + else +#endif + dlen = SA_SIZE(sa); if (cp != NULL && buflen >= dlen) { #ifdef INET6 if (V_deembed_scopeid && sa->sa_family == AF_INET6) { |