From 1a48eabaa178ccd6b9c6092e7df046f672399213 Mon Sep 17 00:00:00 2001 From: Greg Hudson Date: Fri, 5 Mar 2010 19:19:42 +0000 Subject: [PATCH] Add IPv6 support to changepw.c (reverting r21004 since it is no longer necessary). Patch from Submit Bose . ticket: 6661 target_version: 1.8.1 tags: pullup git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@23767 dc483132-0cff-0310-8789-dd5450dbe970 --- src/lib/krb5/os/changepw.c | 33 ++++++++++++++++++++++++++------- 1 file changed, 26 insertions(+), 7 deletions(-) diff --git a/src/lib/krb5/os/changepw.c b/src/lib/krb5/os/changepw.c index 46bb82846..7cab0d63d 100644 --- a/src/lib/krb5/os/changepw.c +++ b/src/lib/krb5/os/changepw.c @@ -65,20 +65,23 @@ locate_kpasswd(krb5_context context, const krb5_data *realm, int sockType = (useTcp ? SOCK_STREAM : SOCK_DGRAM); code = krb5int_locate_server (context, realm, addrlist, - locate_service_kpasswd, sockType, AF_INET); + locate_service_kpasswd, sockType, AF_UNSPEC); if (code == KRB5_REALM_CANT_RESOLVE || code == KRB5_REALM_UNKNOWN) { code = krb5int_locate_server (context, realm, addrlist, locate_service_kadmin, SOCK_STREAM, - AF_INET); + AF_UNSPEC); if (!code) { /* Success with admin_server but now we need to change the port number to use DEFAULT_KPASSWD_PORT and the socktype. */ size_t i; for (i=0; inaddrs; i++) { struct addrinfo *a = addrlist->addrs[i].ai; + krb5_ui_2 kpasswd_port = htons(DEFAULT_KPASSWD_PORT); if (a->ai_family == AF_INET) - sa2sin (a->ai_addr)->sin_port = htons(DEFAULT_KPASSWD_PORT); + sa2sin (a->ai_addr)->sin_port = kpasswd_port; + if (a->ai_family == AF_INET6) + sa2sin6 (a->ai_addr)->sin6_port = kpasswd_port; if (sockType != SOCK_STREAM) a->ai_socktype = sockType; } @@ -131,10 +134,16 @@ kpasswd_sendto_msg_callback(struct conn_state *conn, /* some brain-dead OS's don't return useful information from * the getsockname call. Namely, windows and solaris. */ - if (ss2sin(&local_addr)->sin_addr.s_addr != 0) { + if (local_addr.ss_family == AF_INET && + ss2sin(&local_addr)->sin_addr.s_addr != 0) { local_kaddr.addrtype = ADDRTYPE_INET; local_kaddr.length = sizeof(ss2sin(&local_addr)->sin_addr); local_kaddr.contents = (krb5_octet *) &ss2sin(&local_addr)->sin_addr; + } else if (local_addr.ss_family == AF_INET6 && + ss2sin6(&local_addr)->sin6_addr.s6_addr != 0) { + local_kaddr.addrtype = ADDRTYPE_INET6; + local_kaddr.length = sizeof(ss2sin6(&local_addr)->sin6_addr); + local_kaddr.contents = (krb5_octet *) &ss2sin6(&local_addr)->sin6_addr; } else { krb5_address **addrs; @@ -278,9 +287,19 @@ change_set_password(krb5_context context, break; } - remote_kaddr.addrtype = ADDRTYPE_INET; - remote_kaddr.length = sizeof(ss2sin(&remote_addr)->sin_addr); - remote_kaddr.contents = (krb5_octet *) &ss2sin(&remote_addr)->sin_addr; + if (remote_addr.ss_family == AF_INET) { + remote_kaddr.addrtype = ADDRTYPE_INET; + remote_kaddr.length = sizeof(ss2sin(&remote_addr)->sin_addr); + remote_kaddr.contents = + (krb5_octet *) &ss2sin(&remote_addr)->sin_addr; + } else if (remote_addr.ss_family == AF_INET6) { + remote_kaddr.addrtype = ADDRTYPE_INET6; + remote_kaddr.length = sizeof(ss2sin6(&remote_addr)->sin6_addr); + remote_kaddr.contents = + (krb5_octet *) &ss2sin6(&remote_addr)->sin6_addr; + } else { + break; + } if ((code = krb5_auth_con_setaddrs(callback_ctx.context, callback_ctx.auth_context, -- 2.26.2