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| author | LemonBoy <thatlemon@gmail.com> | 2016-01-27 15:54:29 +0100 |
|---|---|---|
| committer | LemonBoy <thatlemon@gmail.com> | 2016-01-27 15:54:29 +0100 |
| commit | 118eb0a68ce3250aa4528e6086b2bd0567e7638c (patch) | |
| tree | 72c50c6702ed40f037ece60544690534918131bb /src | |
| parent | f31b2026b4732e57f88af14796ac0dea4b2d0131 (diff) | |
| download | irssi-118eb0a68ce3250aa4528e6086b2bd0567e7638c.zip | |
Call getnameinfo with NI_NAMEREQD flag.
This way net_gethostbyaddr will fail when the system is unable to
resolve the address to a valid host name.
Without this flag in case of failure the function would return the ip
address instead of failing.
Diffstat (limited to 'src')
| -rw-r--r-- | src/core/network.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/core/network.c b/src/core/network.c index 28189661..8abc1ba1 100644 --- a/src/core/network.c +++ b/src/core/network.c @@ -447,8 +447,10 @@ int net_gethostbyaddr(IPADDR *ip, char **name) sin_set_ip(&so, ip); /* save error to host_error for later use */ - host_error = getnameinfo((struct sockaddr *) &so, sizeof(so), - hostname, sizeof(hostname), NULL, 0, 0); + host_error = getnameinfo((struct sockaddr *)&so, sizeof(so), + hostname, sizeof(hostname), + NULL, 0, + NI_NAMEREQD); if (host_error != 0) return host_error; |