- avoid non portable casts
- cast arguments to avoid promotion warnings
This commit is contained in:
christos
parent
5570317afb
commit
b0c8c0de7d
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@ -1,4 +1,4 @@
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/* $NetBSD: getifaddrs.c,v 1.4 2000/04/24 10:40:25 itojun Exp $ */
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/* $NetBSD: getifaddrs.c,v 1.5 2000/07/06 02:53:12 christos Exp $ */
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/*
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* Copyright (c) 1995, 1999
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@ -27,7 +27,7 @@
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#include <sys/cdefs.h>
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#if defined(LIBC_SCCS) && !defined(lint)
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__RCSID("$NetBSD: getifaddrs.c,v 1.4 2000/04/24 10:40:25 itojun Exp $");
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__RCSID("$NetBSD: getifaddrs.c,v 1.5 2000/07/06 02:53:12 christos Exp $");
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#endif /* LIBC_SCCS and not lint */
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#include "namespace.h"
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@ -101,7 +101,7 @@ getifaddrs(struct ifaddrs **pif)
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struct sockaddr_dl *dl;
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struct sockaddr *sa;
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struct ifaddrs *ifa, *ift;
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u_short index = 0;
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u_short idx = 0;
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#else /* NET_RT_IFLIST */
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char buf[1024];
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int m, sock;
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@ -131,35 +131,35 @@ getifaddrs(struct ifaddrs **pif)
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}
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for (next = buf; next < buf + needed; next += rtm->rtm_msglen) {
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rtm = (struct rt_msghdr *)next;
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rtm = (struct rt_msghdr *)(void *)next;
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if (rtm->rtm_version != RTM_VERSION)
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continue;
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switch (rtm->rtm_type) {
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case RTM_IFINFO:
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ifm = (struct if_msghdr *)rtm;
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ifm = (struct if_msghdr *)(void *)rtm;
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if (ifm->ifm_addrs & RTA_IFP) {
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index = ifm->ifm_index;
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idx = ifm->ifm_index;
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++icnt;
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dl = (struct sockaddr_dl *)(ifm + 1);
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dcnt += SA_RLEN((struct sockaddr *)dl) +
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ALIGNBYTES;
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dl = (struct sockaddr_dl *)(void *)(ifm + 1);
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dcnt += SA_RLEN((struct sockaddr *)(void*)dl) +
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ALIGNBYTES;
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#ifdef HAVE_IFM_DATA
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dcnt += sizeof(ifm->ifm_data);
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#endif /* HAVE_IFM_DATA */
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ncnt += dl->sdl_nlen + 1;
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} else
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index = 0;
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idx = 0;
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break;
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case RTM_NEWADDR:
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ifam = (struct ifa_msghdr *)rtm;
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if (index && ifam->ifam_index != index)
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ifam = (struct ifa_msghdr *)(void *)rtm;
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if (idx && ifam->ifam_index != idx)
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abort(); /* this cannot happen */
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#define RTA_MASKS (RTA_NETMASK | RTA_IFA | RTA_BRD)
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if (index == 0 || (ifam->ifam_addrs & RTA_MASKS) == 0)
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if (idx == 0 || (ifam->ifam_addrs & RTA_MASKS) == 0)
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break;
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p = (char *)(ifam + 1);
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p = (char *)(void *)(ifam + 1);
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++icnt;
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#ifdef HAVE_IFAM_DATA
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dcnt += sizeof(ifam->ifam_data) + ALIGNBYTES;
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@ -170,7 +170,7 @@ getifaddrs(struct ifaddrs **pif)
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if ((RTA_MASKS & ifam->ifam_addrs & (1 << i))
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== 0)
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continue;
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sa = (struct sockaddr *)p;
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sa = (struct sockaddr *)(void *)p;
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len = SA_RLEN(sa);
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if (i == RTAX_IFA) {
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alen = len;
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@ -182,7 +182,7 @@ getifaddrs(struct ifaddrs **pif)
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if ((RTA_MASKS & ifam->ifam_addrs & (1 << i))
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== 0)
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continue;
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sa = (struct sockaddr *)p;
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sa = (struct sockaddr *)(void *)p;
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len = SA_RLEN(sa);
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if (i == RTAX_NETMASK && SA_LEN(sa) == 0)
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dcnt += alen;
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@ -230,7 +230,7 @@ getifaddrs(struct ifaddrs **pif)
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return(-1);
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}
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ifa = (struct ifaddrs *)data;
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ifa = (struct ifaddrs *)(void *)data;
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data += sizeof(struct ifaddrs) * icnt;
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names = data + dcnt;
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@ -238,28 +238,31 @@ getifaddrs(struct ifaddrs **pif)
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ift = ifa;
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#ifdef NET_RT_IFLIST
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index = 0;
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idx = 0;
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for (next = buf; next < buf + needed; next += rtm->rtm_msglen) {
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rtm = (struct rt_msghdr *)next;
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rtm = (struct rt_msghdr *)(void *)next;
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if (rtm->rtm_version != RTM_VERSION)
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continue;
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switch (rtm->rtm_type) {
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case RTM_IFINFO:
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ifm = (struct if_msghdr *)rtm;
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ifm = (struct if_msghdr *)(void *)rtm;
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if (ifm->ifm_addrs & RTA_IFP) {
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index = ifm->ifm_index;
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dl = (struct sockaddr_dl *)(ifm + 1);
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idx = ifm->ifm_index;
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dl = (struct sockaddr_dl *)(void *)(ifm + 1);
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cif = ift;
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ift->ifa_name = names;
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ift->ifa_flags = (int)ifm->ifm_flags;
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memcpy(names, dl->sdl_data, dl->sdl_nlen);
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memcpy(names, dl->sdl_data,
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(size_t)dl->sdl_nlen);
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names[dl->sdl_nlen] = 0;
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names += dl->sdl_nlen + 1;
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ift->ifa_addr = (struct sockaddr *)data;
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memcpy(data, dl, SA_LEN((struct sockaddr *)dl));
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data += SA_RLEN((struct sockaddr *)dl);
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ift->ifa_addr = (struct sockaddr *)(void *)data;
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memcpy(data, dl,
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(size_t)SA_LEN((struct sockaddr *)
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(void *)dl));
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data += SA_RLEN((struct sockaddr *)(void *)dl);
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#ifdef HAVE_IFM_DATA
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/* ifm_data needs to be aligned */
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@ -272,27 +275,27 @@ getifaddrs(struct ifaddrs **pif)
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ift = (ift->ifa_next = ift + 1);
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} else
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index = 0;
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idx = 0;
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break;
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case RTM_NEWADDR:
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ifam = (struct ifa_msghdr *)rtm;
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if (index && ifam->ifam_index != index)
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ifam = (struct ifa_msghdr *)(void *)rtm;
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if (idx && ifam->ifam_index != idx)
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abort(); /* this cannot happen */
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if (index == 0 || (ifam->ifam_addrs & RTA_MASKS) == 0)
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if (idx == 0 || (ifam->ifam_addrs & RTA_MASKS) == 0)
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break;
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ift->ifa_name = cif->ifa_name;
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ift->ifa_flags = cif->ifa_flags;
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ift->ifa_data = NULL;
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p = (char *)(ifam + 1);
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p = (char *)(void *)(ifam + 1);
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/* Scan to look for length of address */
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alen = 0;
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for (p0 = p, i = 0; i < RTAX_MAX; i++) {
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if ((RTA_MASKS & ifam->ifam_addrs & (1 << i))
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== 0)
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continue;
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sa = (struct sockaddr *)p;
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sa = (struct sockaddr *)(void *)p;
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len = SA_RLEN(sa);
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if (i == RTAX_IFA) {
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alen = len;
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@ -304,18 +307,19 @@ getifaddrs(struct ifaddrs **pif)
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if ((RTA_MASKS & ifam->ifam_addrs & (1 << i))
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== 0)
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continue;
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sa = (struct sockaddr *)p;
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sa = (struct sockaddr *)(void *)p;
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len = SA_RLEN(sa);
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switch (i) {
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case RTAX_IFA:
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ift->ifa_addr = (struct sockaddr *)data;
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ift->ifa_addr =
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(struct sockaddr *)(void *)data;
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memcpy(data, p, len);
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data += len;
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break;
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case RTAX_NETMASK:
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ift->ifa_netmask =
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(struct sockaddr *)data;
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(struct sockaddr *)(void *)data;
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if (SA_LEN(sa) == 0) {
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memset(data, 0, alen);
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data += alen;
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@ -327,7 +331,7 @@ getifaddrs(struct ifaddrs **pif)
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case RTAX_BRD:
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ift->ifa_broadaddr =
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(struct sockaddr *)data;
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(struct sockaddr *)(void *)data;
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memcpy(data, p, len);
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data += len;
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break;
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