diff options
Diffstat (limited to 'freebsd/sys/netpfil/pf/pf_osfp.c')
| -rw-r--r-- | freebsd/sys/netpfil/pf/pf_osfp.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/freebsd/sys/netpfil/pf/pf_osfp.c b/freebsd/sys/netpfil/pf/pf_osfp.c index 33bef4c8..b6b51636 100644 --- a/freebsd/sys/netpfil/pf/pf_osfp.c +++ b/freebsd/sys/netpfil/pf/pf_osfp.c @@ -21,6 +21,8 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); +#include <rtems/bsd/local/opt_inet6.h> + #include <rtems/bsd/sys/param.h> #include <sys/kernel.h> #include <rtems/bsd/sys/lock.h> @@ -36,7 +38,9 @@ __FBSDID("$FreeBSD$"); #include <net/vnet.h> #include <net/pfvar.h> +#ifdef INET6 #include <netinet/ip6.h> +#endif static MALLOC_DEFINE(M_PFOSFP, "pf_osfp", "pf(4) operating system fingerprints"); #define DPFPRINTF(format, x...) \ @@ -96,7 +100,11 @@ pf_osfp_fingerprint_hdr(const struct ip *ip, const struct ip6_hdr *ip6, const st struct pf_os_fingerprint fp, *fpresult; int cnt, optlen = 0; const u_int8_t *optp; - char srcname[128]; +#ifdef INET6 + char srcname[INET6_ADDRSTRLEN]; +#else + char srcname[INET_ADDRSTRLEN]; +#endif if ((tcp->th_flags & (TH_SYN|TH_ACK)) != TH_SYN) return (NULL); @@ -112,7 +120,7 @@ pf_osfp_fingerprint_hdr(const struct ip *ip, const struct ip6_hdr *ip6, const st fp.fp_ttl = ip->ip_ttl; if (ip->ip_off & htons(IP_DF)) fp.fp_flags |= PF_OSFP_DF; - strlcpy(srcname, inet_ntoa(ip->ip_src), sizeof(srcname)); + inet_ntoa_r(ip->ip_src, srcname); } #ifdef INET6 else if (ip6) { @@ -121,8 +129,7 @@ pf_osfp_fingerprint_hdr(const struct ip *ip, const struct ip6_hdr *ip6, const st fp.fp_ttl = ip6->ip6_hlim; fp.fp_flags |= PF_OSFP_DF; fp.fp_flags |= PF_OSFP_INET6; - strlcpy(srcname, ip6_sprintf((struct in6_addr *)&ip6->ip6_src), - sizeof(srcname)); + ip6_sprintf(srcname, (const struct in6_addr *)&ip6->ip6_src); } #endif else |