diff options
| -rw-r--r-- | resolv/res_send.c | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/resolv/res_send.c b/resolv/res_send.c index 044f317..cc9fd00 100644 --- a/resolv/res_send.c +++ b/resolv/res_send.c @@ -1,7 +1,7 @@ /* * Copyright (c) 1985, 1989, 1993 * The Regents of the University of California. All rights reserved. - * + * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: @@ -13,7 +13,7 @@ * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. - * + * * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 @@ -29,14 +29,14 @@ /* * Portions Copyright (c) 1993 by Digital Equipment Corporation. - * + * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies, and that * the name of Digital Equipment Corporation not be used in advertising or * publicity pertaining to distribution of the document or software without * specific, written prior permission. - * + * * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT @@ -100,7 +100,7 @@ static const char rcsid[] = "$BINDId: res_send.c,v 8.38 2000/03/30 20:16:51 vixi #else /* From ev_streams.c. */ - + static inline struct iovec evConsIovec(void *buf, size_t cnt) { struct iovec ret; @@ -238,21 +238,22 @@ res_ourserver_p(const res_state statp, const struct sockaddr_in6 *inp) res_ourserver_p(const res_state statp, const struct sockaddr_in *inp) #endif { - struct sockaddr_in ina; int ns; #ifdef _LIBC if (inp->sin6_family == AF_INET) { - ina = *(struct sockaddr_in *)inp; + struct sockaddr_in *in4p = (struct sockaddr_in *) inp; + in_port_t port = in4p->sin_port; + in_addr_t addr = in4p->sin_addr.s_addr; for (ns = 0; ns < MAXNS; ns++) { const struct sockaddr_in *srv = (struct sockaddr_in *)EXT(statp).nsaddrs[ns]; if ((srv != NULL) && (srv->sin_family == AF_INET) && - (srv->sin_port == ina.sin_port) && + (srv->sin_port == port) && (srv->sin_addr.s_addr == INADDR_ANY || - srv->sin_addr.s_addr == ina.sin_addr.s_addr)) + srv->sin_addr.s_addr == addr)) return (1); } } else if (inp->sin6_family == AF_INET6) { @@ -268,7 +269,7 @@ res_ourserver_p(const res_state statp, const struct sockaddr_in *inp) } } #else - ina = *inp; + struct sockaddr_in ina = *inp; for (ns = 0; ns < statp->nscount; ns++) { const struct sockaddr_in *srv = &statp->nsaddr_list[ns]; @@ -425,7 +426,7 @@ res_nsend(res_state statp, #endif for (ns = 0; ns < statp->nscount; ns++) { #ifdef _LIBC - /* find a hole */ + /* find a hole */ while ((n < MAXNS) && (EXT(statp).nsaddrs[n] != NULL) && (EXT(statp).nsaddrs[n]->sin6_family == AF_INET6) && @@ -1127,14 +1128,16 @@ sock_eq(struct sockaddr_in *a1, struct sockaddr_in *a2) { static void convaddr4to6(struct sockaddr_in6 *sa) { - const struct sockaddr_in sa4 = *(struct sockaddr_in *)sa; + struct sockaddr_in *sa4p = (struct sockaddr_in *) sa; + in_port_t port = sa4p->sin_port; + in_addr_t addr = sa4p->sin_addr.s_addr; sa->sin6_family = AF_INET6; - sa->sin6_port = sa4.sin_port; + sa->sin6_port = port; sa->sin6_addr.s6_addr32[0] = 0; sa->sin6_addr.s6_addr32[1] = 0; sa->sin6_addr.s6_addr32[2] = htonl(0xFFFF); - sa->sin6_addr.s6_addr32[3] = sa4.sin_addr.s_addr; + sa->sin6_addr.s6_addr32[3] = addr; } #endif |