[OpenWrt-Devel] getaddrinfo breaks with IPV6 and IPV4

Baptiste Clenet bapclenet at gmail.com
Thu Aug 6 06:09:40 EDT 2015


2015-08-06 12:02 GMT+02:00 Cristian Morales Vega <cristian at samknows.com>:
> On 6 August 2015 at 10:52, Baptiste Clenet <bapclenet at gmail.com> wrote:
>> Hi,
>>
>> I try to use getaddrinfo() function and I send as parameters:
>>
>>   static char addrstr[256] = "::1";
>>   struct addrinfo *res, *ainfo;
>>   struct addrinfo hints;
>>   memset ((char *)&hints, 0, sizeof(hints));
>>   hints.ai_socktype = SOCK_DGRAM;
>>   hints.ai_family = AF_UNSPEC;
>>
>>   int error = getaddrinfo(addrstr, "", &hints, &res);
>>
>>   if (error != 0) {
>>     fprintf(stderr, "getaddrinfo: %s\n", gai_strerror(error));
>>     return error;
>>   }
>>
>>
>> And it gives me:
>> getaddrinfo: Unrecognized service
>>
>> I tried with an IPV4 address, same problem. Do you know which
>> implementation of getaddrinfo OpenWRT use?
>
> Why should it recognize the "" service? Give it the service you want
> to use, or NULL.
Yes, I've just found it as well, it was the reason, thanks anyway.


-- 
Baptiste
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