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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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8
client.c
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@@ -135,14 +135,12 @@ read_line(void)
/* ================================================== */
#define MAX_ADDRESSES 16
static ARR_Instance
get_sockaddrs(const char *hostnames, int port)
{
ARR_Instance addrs;
char *hostname, *s1, *s2;
IPAddr ip_addrs[MAX_ADDRESSES];
IPAddr ip_addrs[DNS_MAX_ADDRESSES];
union sockaddr_all *addr;
int i;
@@ -163,12 +161,12 @@ get_sockaddrs(const char *hostnames, int port)
LOG_FATAL(LOGF_Client, "Unix socket path too long");
addr->un.sun_family = AF_UNIX;
} else {
if (DNS_Name2IPAddress(hostname, ip_addrs, MAX_ADDRESSES) != DNS_Success) {
if (DNS_Name2IPAddress(hostname, ip_addrs, DNS_MAX_ADDRESSES) != DNS_Success) {
DEBUG_LOG(LOGF_Client, "Could not get IP address for %s", hostname);
break;
}
for (i = 0; i < MAX_ADDRESSES && ip_addrs[i].family != IPADDR_UNSPEC; i++) {
for (i = 0; i < DNS_MAX_ADDRESSES && ip_addrs[i].family != IPADDR_UNSPEC; i++) {
addr = (union sockaddr_all *)ARR_GetNewElement(addrs);
UTI_IPAndPortToSockaddr(&ip_addrs[i], port, (struct sockaddr *)addr);
DEBUG_LOG(LOGF_Client, "Resolved %s to %s", hostname, UTI_IPToString(&ip_addrs[i]));