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SecBSD's official ports repository

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This commit is contained in:
purplerain 2023-08-16 22:26:55 +00:00
commit 2c0afcbbf3
Signed by: purplerain
GPG key ID: F42C07F07E2E35B7
64331 changed files with 5339189 additions and 0 deletions
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51
net/libnet/1.0/patches/patch-src_libnet_resolve_c Normal file
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@ -0,0 +1,51 @@
--- src/libnet_resolve.c.orig Sun Jan 7 18:29:05 2001
+++ src/libnet_resolve.c Sat Nov 8 22:07:54 2008
@@ -35,10 +35,12 @@
#endif
#include "../include/libnet.h"
+#define MYBUFSIZE 512
+
u_char *
libnet_host_lookup(u_long in, u_short use_name)
{
- static u_char hostname[512], hostname2[512];
+ static u_char hostname[MYBUFSIZE], hostname2[MYBUFSIZE];
static u_short which;
u_char *p;
@@ -63,7 +65,8 @@ libnet_host_lookup(u_long in, u_short use_name)
{
p = (u_char *)∈
- sprintf(((which % 2) ? hostname : hostname2), "%d.%d.%d.%d",
+ snprintf(((which % 2) ? hostname : hostname2), MYBUFSIZE,
+ "%d.%d.%d.%d",
(p[0] & 255), (p[1] & 255), (p[2] & 255), (p[3] & 255));
}
else if (use_name == LIBNET_RESOLVE)
@@ -91,13 +94,12 @@ libnet_host_lookup_r(u_long in, u_short use_name, u_ch
{
p = (u_char *)∈
- sprintf(hostname, "%d.%d.%d.%d",
+ snprintf(hostname, MYBUFSIZE, "%d.%d.%d.%d",
(p[0] & 255), (p[1] & 255), (p[2] & 255), (p[3] & 255));
}
else
{
- /* XXX - sizeof(hostname) == 4 bytes you moron. FIX THAT. - r */
- strncpy(hostname, host_ent->h_name, sizeof(hostname));
+ strncpy(hostname, host_ent->h_name, MYBUFSIZE);
}
}
@@ -175,7 +177,7 @@ libnet_get_ipaddr(struct libnet_link_int *l, const cha
fd = socket(PF_INET, SOCK_DGRAM, 0);
if (fd < 0)
{
- sprintf(ebuf, "socket: %s", strerror(errno));
+ snprintf(ebuf, LIBNET_ERRBUF_SIZE, "socket: %s", strerror(errno));
return (0);
}