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nameserv: return at most 16 addresses from DNS_Name2IPAddress()

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This is the same limit as in the asynchronous resolver. Use common macro
for all buffers storing IP addresses.
This commit is contained in:
Miroslav Lichvar
2016-01-12 15:29:53 +01:00
parent 83cd8ae39b
commit c6554bfd30
5 changed files with 17 additions and 16 deletions
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6
nameserv.c
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@@ -49,7 +49,9 @@ DNS_Name2IPAddress(const char *name, IPAddr *ip_addrs, int max_addrs)
#ifdef HAVE_GETADDRINFO
struct addrinfo hints, *res, *ai;
int i, result;
max_addrs = MIN(max_addrs, DNS_MAX_ADDRESSES);
memset(&hints, 0, sizeof (hints));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
@@ -99,6 +101,8 @@ DNS_Name2IPAddress(const char *name, IPAddr *ip_addrs, int max_addrs)
if (address_family != IPADDR_UNSPEC && address_family != IPADDR_INET4)
return DNS_Failure;
max_addrs = MIN(max_addrs, DNS_MAX_ADDRESSES);
host = gethostbyname(name);
if (host == NULL) {