{
const char *cp;
char *hostname;
- struct hostent *host;
typedef unsigned char host_addr_t [16];
host_addr_t *host_addr;
typedef char *host_addr_list_t [2];
default:
af = (_res.options & RES_USE_INET6) ? AF_INET6 : AF_INET;
- addr_size = (af == AF_INET6 ) ? IN6ADDRSZ : INADDRSZ;
+ addr_size = af == AF_INET6 ? IN6ADDRSZ : INADDRSZ;
break;
}
- size_needed = (sizeof (*host) + sizeof (*host_addr)
+ size_needed = (sizeof (*host_addr)
+ sizeof (*host_aliases) + sizeof (*h_addr_ptrs)
+ strlen (name) + 1);
memset (buffer, 0, size_needed);
- host = (struct hostent *) buffer;
- host_addr = (host_addr_t *) ((char *) host + sizeof (*host));
+ host_addr = (host_addr_t *) buffer;
host_aliases = (host_addr_list_t *)
((char *) host_addr + sizeof (*host_addr));
h_addr_ptrs = (host_addr_list_t *)
goto done;
}
- strcpy (hostname, name);
- host->h_name = hostname;
- host->h_aliases = *host_aliases;
+ resbuf.h_name = strcpy (hostname, name);
+ resbuf.h_aliases = *host_aliases;
(*host_aliases)[0] = NULL;
(*h_addr_ptrs)[0] = (char *)host_addr;
(*h_addr_ptrs)[1] = (char *)0;
- host->h_addr_list = *h_addr_ptrs;
+ resbuf.h_addr_list = *h_addr_ptrs;
if (_res.options & RES_USE_INET6 && af == AF_INET)
{
/* We need to change the IP v4 address into the
*p++ = 0xff;
/* Copy the IP v4 address. */
memcpy (p, tmp, INADDRSZ);
- host->h_addrtype = AF_INET6;
- host->h_length = IN6ADDRSZ;
+ resbuf.h_addrtype = AF_INET6;
+ resbuf.h_length = IN6ADDRSZ;
}
else
{
- host->h_addrtype = af;
- host->h_length = addr_size;
+ resbuf.h_addrtype = af;
+ resbuf.h_length = addr_size;
}
__set_h_errno (NETDB_SUCCESS);
#ifdef HAVE_LOOKUP_BUFFER
status = NSS_STATUS_SUCCESS;
#else
- result = host;
+ result = &resbuf;
#endif
goto done;
}
}
}
- if (isxdigit (name[0]) || name[0] == ':')
+ if ((isxdigit (name[0]) && strchr (name, ':') != NULL)
+ || name[0] == ':')
{
const char *cp;
char *hostname;
- struct hostent *host;
typedef unsigned char host_addr_t [16];
host_addr_t *host_addr;
typedef char *host_addr_list_t [2];
break;
}
- size_needed = (sizeof (*host) + sizeof (*host_addr)
+ size_needed = (sizeof (*host_addr)
+ sizeof (*host_aliases) + sizeof (*h_addr_ptrs)
+ strlen (name) + 1);
memset (buffer, 0, size_needed);
- host = (struct hostent *) buffer;
- host_addr = (host_addr_t *) ((char *) host + sizeof (*host));
+ host_addr = (host_addr_t *) buffer;
host_aliases = (host_addr_list_t *)
((char *) host_addr + sizeof (*host_addr));
h_addr_ptrs = (host_addr_list_t *)
{
if (*--cp == '.')
break;
- if (!strchr (name, ':'))
- break;
/* All-IPv6-legal, no dot at the end. Fake up a
hostent as if we'd actually done a lookup. */
goto done;
}
- strcpy (hostname, name);
- host->h_name = hostname;
- host->h_aliases = *host_aliases;
+ resbuf.h_name = strcpy (hostname, name);
+ resbuf.h_aliases = *host_aliases;
(*host_aliases)[0] = NULL;
(*h_addr_ptrs)[0] = (char *) host_addr;
(*h_addr_ptrs)[1] = (char *) 0;
- host->h_addr_list = *h_addr_ptrs;
- host->h_addrtype = af;
- host->h_length = addr_size;
+ resbuf.h_addr_list = *h_addr_ptrs;
+ resbuf.h_addrtype = af;
+ resbuf.h_length = addr_size;
__set_h_errno (NETDB_SUCCESS);
#ifdef HAVE_LOOKUP_BUFFER
status = NSS_STATUS_SUCCESS;
#else
- result = host;
+ result = &resbuf;
#endif
goto done;
}