diff options
Diffstat (limited to 'usr.sbin/ntpd/config.c')
| -rw-r--r-- | usr.sbin/ntpd/config.c | 54 |
1 files changed, 51 insertions, 3 deletions
diff --git a/usr.sbin/ntpd/config.c b/usr.sbin/ntpd/config.c index fa68f6cafa3..1e1f92c4fee 100644 --- a/usr.sbin/ntpd/config.c +++ b/usr.sbin/ntpd/config.c @@ -1,4 +1,4 @@ -/* $OpenBSD: config.c,v 1.2 2004/06/02 10:08:59 henning Exp $ */ +/* $OpenBSD: config.c,v 1.3 2004/07/06 18:03:07 henning Exp $ */ /* * Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org> @@ -27,8 +27,9 @@ #include "ntpd.h" -int host_v4(const char *, struct sockaddr *, u_int8_t *); -int host_v6(const char *, struct sockaddr *); +int host_v4(const char *, struct sockaddr *, u_int8_t *); +int host_v6(const char *, struct sockaddr *); +int host_dns(const char *, struct sockaddr *, u_int8_t *); int check_file_secrecy(int fd, const char *fname) @@ -86,6 +87,10 @@ host(const char *s, struct sockaddr *sa, u_int8_t *len) *len = mask; } + /* Hostname? */ + if (!done) + done = host_dns(ps, sa, len); + free(ps); return (done); @@ -142,3 +147,46 @@ host_v6(const char *s, struct sockaddr *sa) return (0); } + +int +host_dns(const char *s, struct sockaddr *sa, u_int8_t *len) +{ + struct addrinfo hints, *res0, *res; + int error; + int got = 0; + struct sockaddr_in *sa_in; + struct sockaddr_in6 *sa_in6; + + memset(&hints, 0, sizeof(hints)); + hints.ai_family = PF_UNSPEC; + hints.ai_socktype = SOCK_STREAM; /* DUMMY */ + error = getaddrinfo(s, NULL, &hints, &res0); + if (error) + return (0); + + for (res = res0; res; res = res->ai_next) { + if (res->ai_family != AF_INET && + res->ai_family != AF_INET6) + continue; + sa->sa_family = res->ai_family; + if (res->ai_family == AF_INET) { + sa_in = (struct sockaddr_in *)sa; + sa_in->sin_len = sizeof(struct sockaddr_in); + sa_in->sin_addr.s_addr = ((struct sockaddr_in *) + res->ai_addr)->sin_addr.s_addr; + *len = 32; + } else { + sa_in6 = (struct sockaddr_in6 *)sa; + sa_in6->sin6_len = sizeof(struct sockaddr_in6); + memcpy(&sa_in6->sin6_addr, &((struct sockaddr_in6 *) + res->ai_addr)->sin6_addr, sizeof(struct in6_addr)); + *len = 128; + } + + got++; + break; /* XXX should expand to all results... */ + } + freeaddrinfo(res0); + + return (got); +} |