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PING(8): Avoid large buffers on the stack

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This commit is contained in:
Sebastian Huber 2013-10-30 11:56:00 +01:00
parent 79e6125491
commit 58b493bb0c
1 changed files with 10 additions and 0 deletions
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10
freebsd/sbin/ping/ping.c
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@ -263,7 +263,12 @@ main(argc, argv)
struct msghdr msg; struct msghdr msg;
struct sigaction si_sa; struct sigaction si_sa;
size_t sz; size_t sz;
#ifndef __rtems__
u_char *datap, packet[IP_MAXPACKET] __aligned(4); u_char *datap, packet[IP_MAXPACKET] __aligned(4);
#else /* __rtems__ */
u_char *datap;
static u_char packet[IP_MAXPACKET] __aligned(4);
#endif /* __rtems__ */
char *ep, *source, *target, *payload; char *ep, *source, *target, *payload;
struct hostent *hp; struct hostent *hp;
#ifdef IPSEC_POLICY_IPSEC #ifdef IPSEC_POLICY_IPSEC
@ -275,7 +280,12 @@ main(argc, argv)
int almost_done, ch, df, hold, i, icmp_len, mib[4], preload, sockerrno, int almost_done, ch, df, hold, i, icmp_len, mib[4], preload, sockerrno,
tos, ttl; tos, ttl;
char ctrl[CMSG_SPACE(sizeof(struct timeval))]; char ctrl[CMSG_SPACE(sizeof(struct timeval))];
#ifndef __rtems__
char hnamebuf[MAXHOSTNAMELEN], snamebuf[MAXHOSTNAMELEN]; char hnamebuf[MAXHOSTNAMELEN], snamebuf[MAXHOSTNAMELEN];
#else /* __rtems__ */
static char hnamebuf[MAXHOSTNAMELEN];
static char snamebuf[MAXHOSTNAMELEN];
#endif /* __rtems__ */
#ifdef IP_OPTIONS #ifdef IP_OPTIONS
char rspace[MAX_IPOPTLEN]; /* record route space */ char rspace[MAX_IPOPTLEN]; /* record route space */
#endif #endif