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Add cast to (void *) to the following cases to suppress warnings by

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-Wcast-align.  These do not increase the alignment requirement:

- rtm = (struct rt_msghdr *)(rtm + rtm->rtm_msglen)
- struct sockaddr *sa = &sa0; sX = (struct sockaddr_X *)sa
This commit is contained in:
Hiroki Sato 2013-07-20 15:23:42 +00:00
parent feba8afb59
commit 74ff9accb4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=253502
1 changed files with 23 additions and 24 deletions
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47
sbin/route/route.c
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@ -445,7 +445,7 @@ flushroutes_fib(int fib)
(void)printf("Examining routing table from sysctl\n"); (void)printf("Examining routing table from sysctl\n");
seqno = 0; /* ??? */ seqno = 0; /* ??? */
for (next = buf; next < lim; next += rtm->rtm_msglen) { for (next = buf; next < lim; next += rtm->rtm_msglen) {
rtm = (struct rt_msghdr *)next; rtm = (struct rt_msghdr *)(void *)next;
if (verbose) if (verbose)
print_rtmsg(rtm, rtm->rtm_msglen); print_rtmsg(rtm, rtm->rtm_msglen);
if ((rtm->rtm_flags & RTF_GATEWAY) == 0) if ((rtm->rtm_flags & RTF_GATEWAY) == 0)
@ -521,7 +521,7 @@ routename(struct sockaddr *sa)
{ {
struct in_addr in; struct in_addr in;
in = ((struct sockaddr_in *)sa)->sin_addr; in = ((struct sockaddr_in *)(void *)sa)->sin_addr;
cp = NULL; cp = NULL;
if (in.s_addr == INADDR_ANY || sa->sa_len < 4) if (in.s_addr == INADDR_ANY || sa->sa_len < 4)
cp = "default"; cp = "default";
@ -568,16 +568,16 @@ routename(struct sockaddr *sa)
case AF_APPLETALK: case AF_APPLETALK:
(void)snprintf(line, sizeof(line), "atalk %s", (void)snprintf(line, sizeof(line), "atalk %s",
atalk_ntoa(((struct sockaddr_at *)sa)->sat_addr)); atalk_ntoa(((struct sockaddr_at *)(void *)sa)->sat_addr));
break; break;
case AF_LINK: case AF_LINK:
return (link_ntoa((struct sockaddr_dl *)sa)); return (link_ntoa((struct sockaddr_dl *)(void *)sa));
break; break;
default: default:
{ {
u_short *sp = (u_short *)sa; u_short *sp = (u_short *)(void *)sa;
u_short *splim = sp + ((sa->sa_len + 1) >> 1); u_short *splim = sp + ((sa->sa_len + 1) >> 1);
char *cps = line + sprintf(line, "(%d)", sa->sa_family); char *cps = line + sprintf(line, "(%d)", sa->sa_family);
char *cpe = line + sizeof(line); char *cpe = line + sizeof(line);
@ -614,7 +614,7 @@ netname(struct sockaddr *sa)
{ {
struct in_addr in; struct in_addr in;
in = ((struct sockaddr_in *)sa)->sin_addr; in = ((struct sockaddr_in *)(void *)sa)->sin_addr;
i = in.s_addr = ntohl(in.s_addr); i = in.s_addr = ntohl(in.s_addr);
if (in.s_addr == 0) if (in.s_addr == 0)
cp = "default"; cp = "default";
@ -664,16 +664,16 @@ netname(struct sockaddr *sa)
case AF_APPLETALK: case AF_APPLETALK:
(void)snprintf(line, sizeof(line), "atalk %s", (void)snprintf(line, sizeof(line), "atalk %s",
atalk_ntoa(((struct sockaddr_at *)sa)->sat_addr)); atalk_ntoa(((struct sockaddr_at *)(void *)sa)->sat_addr));
break; break;
case AF_LINK: case AF_LINK:
return (link_ntoa((struct sockaddr_dl *)sa)); return (link_ntoa((struct sockaddr_dl *)(void *)sa));
break; break;
default: default:
{ {
u_short *sp = (u_short *)sa->sa_data; u_short *sp = (u_short *)(void *)sa->sa_data;
u_short *splim = sp + ((sa->sa_len + 1)>>1); u_short *splim = sp + ((sa->sa_len + 1)>>1);
char *cps = line + sprintf(line, "af %d:", sa->sa_family); char *cps = line + sprintf(line, "af %d:", sa->sa_family);
char *cpe = line + sizeof(line); char *cpe = line + sizeof(line);
@ -1160,7 +1160,7 @@ getaddr(int which, char *str, struct hostent **hpp, int nrflags)
case RTA_GATEWAY: case RTA_GATEWAY:
if (nrflags & F_INTERFACE) { if (nrflags & F_INTERFACE) {
struct ifaddrs *ifap, *ifa; struct ifaddrs *ifap, *ifa;
struct sockaddr_dl *sdl0 = (struct sockaddr_dl *)sa; struct sockaddr_dl *sdl0 = (struct sockaddr_dl *)(void *)sa;
struct sockaddr_dl *sdl = NULL; struct sockaddr_dl *sdl = NULL;
if (getifaddrs(&ifap)) if (getifaddrs(&ifap))
@ -1173,7 +1173,7 @@ getaddr(int which, char *str, struct hostent **hpp, int nrflags)
if (strcmp(str, ifa->ifa_name) != 0) if (strcmp(str, ifa->ifa_name) != 0)
continue; continue;
sdl = (struct sockaddr_dl *)ifa->ifa_addr; sdl = (struct sockaddr_dl *)(void *)ifa->ifa_addr;
} }
/* If we found it, then use it */ /* If we found it, then use it */
if (sdl != NULL) { if (sdl != NULL) {
@ -1226,15 +1226,14 @@ getaddr(int which, char *str, struct hostent **hpp, int nrflags)
if (q != NULL) if (q != NULL)
*q++ = '/'; *q++ = '/';
if (which == RTA_DST) if (which == RTA_DST)
return (inet6_makenetandmask((struct sockaddr_in6 *)sa, return (inet6_makenetandmask((struct sockaddr_in6 *)(void *)sa, q));
q));
return (0); return (0);
} }
#endif /* INET6 */ #endif /* INET6 */
case AF_APPLETALK: case AF_APPLETALK:
{ {
struct sockaddr_at *sat = (struct sockaddr_at *)sa; struct sockaddr_at *sat = (struct sockaddr_at *)(void *)sa;
if (!atalk_aton(str, &sat->sat_addr)) if (!atalk_aton(str, &sat->sat_addr))
errx(EX_NOHOST, "bad address: %s", str); errx(EX_NOHOST, "bad address: %s", str);
@ -1242,7 +1241,7 @@ getaddr(int which, char *str, struct hostent **hpp, int nrflags)
return(forcehost || sat->sat_addr.s_node != 0); return(forcehost || sat->sat_addr.s_node != 0);
} }
case AF_LINK: case AF_LINK:
link_addr(str, (struct sockaddr_dl *)sa); link_addr(str, (struct sockaddr_dl *)(void *)sa);
return (1); return (1);
case PF_ROUTE: case PF_ROUTE:
@ -1256,7 +1255,7 @@ getaddr(int which, char *str, struct hostent **hpp, int nrflags)
} }
#ifdef INET #ifdef INET
sin = (struct sockaddr_in *)sa; sin = (struct sockaddr_in *)(void *)sa;
if (hpp == NULL) if (hpp == NULL)
hpp = &hp; hpp = &hp;
*hpp = NULL; *hpp = NULL;
@ -1388,7 +1387,7 @@ interfaces(void)
} }
lim = buf + needed; lim = buf + needed;
for (next = buf; next < lim; next += rtm->rtm_msglen) { for (next = buf; next < lim; next += rtm->rtm_msglen) {
rtm = (struct rt_msghdr *)next; rtm = (struct rt_msghdr *)(void *)next;
print_rtmsg(rtm, rtm->rtm_msglen); print_rtmsg(rtm, rtm->rtm_msglen);
} }
} }
@ -1438,7 +1437,7 @@ monitor(int argc, char *argv[])
n = read(s, msg, 2048); n = read(s, msg, 2048);
now = time(NULL); now = time(NULL);
(void)printf("\ngot message of size %d on %s", n, ctime(&now)); (void)printf("\ngot message of size %d on %s", n, ctime(&now));
print_rtmsg((struct rt_msghdr *)msg, n); print_rtmsg((struct rt_msghdr *)(void *)msg, n);
} }
} }
@ -1703,8 +1702,8 @@ print_getmsg(struct rt_msghdr *rtm, int msglen, int fib)
break; break;
case RTA_IFP: case RTA_IFP:
if (sa->sa_family == AF_LINK && if (sa->sa_family == AF_LINK &&
((struct sockaddr_dl *)sa)->sdl_nlen) ((struct sockaddr_dl *)(void *)sa)->sdl_nlen)
ifp = (struct sockaddr_dl *)sa; ifp = (struct sockaddr_dl *)(void *)sa;
break; break;
} }
cp += SA_SIZE(sa); cp += SA_SIZE(sa);
@ -1846,24 +1845,24 @@ sodump(struct sockaddr *sa, const char *which)
switch (sa->sa_family) { switch (sa->sa_family) {
case AF_LINK: case AF_LINK:
(void)printf("%s: link %s; ", which, (void)printf("%s: link %s; ", which,
link_ntoa((struct sockaddr_dl *)sa)); link_ntoa((struct sockaddr_dl *)(void *)sa));
break; break;
#ifdef INET #ifdef INET
case AF_INET: case AF_INET:
(void)printf("%s: inet %s; ", which, (void)printf("%s: inet %s; ", which,
inet_ntoa(((struct sockaddr_in *)sa)->sin_addr)); inet_ntoa(((struct sockaddr_in *)(void *)sa)->sin_addr));
break; break;
#endif #endif
#ifdef INET6 #ifdef INET6
case AF_INET6: case AF_INET6:
(void)printf("%s: inet6 %s; ", which, inet_ntop(sa->sa_family, (void)printf("%s: inet6 %s; ", which, inet_ntop(sa->sa_family,
&((struct sockaddr_in6 *)sa)->sin6_addr, nbuf, &((struct sockaddr_in6 *)(void *)sa)->sin6_addr, nbuf,
sizeof(nbuf))); sizeof(nbuf)));
break; break;
#endif #endif
case AF_APPLETALK: case AF_APPLETALK:
(void)printf("%s: atalk %s; ", which, (void)printf("%s: atalk %s; ", which,
atalk_ntoa(((struct sockaddr_at *)sa)->sat_addr)); atalk_ntoa(((struct sockaddr_at *)(void *)sa)->sat_addr));
break; break;
} }
(void)fflush(stdout); (void)fflush(stdout);