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simplified mio_svc_dnc_resolve(), mio_svc_dnc_sendreq().

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changed the above and some similar functions to return mio_dns_msg_t*
changed them to accept extension space size
This commit is contained in:
hyung-hwan
2020-02-14 10:06:29 +00:00
parent 769fdb5ad2
commit 11e50cd5c8
3 changed files with 282 additions and 140 deletions
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89
mio/bin/t01.c
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@ -608,23 +608,50 @@ static void on_dnc_resolve(mio_svc_dnc_t* dnc, mio_dns_msg_t* reqmsg, mio_errnum
{
mio_dns_pkt_info_t* pi = MIO_NULL;
if (status == MIO_ENOERR)
{
mio_uint32_t i;
printf ("XXXXXXXXXXXXXXXXx RECEIVED XXXXXXXXXXXXXXXXXXXXXXXXX\n");
pi = mio_dns_make_packet_info(mio_svc_dnc_getmio(dnc), data, dlen);
if (!pi) goto no_valid_reply;
if (pi->hdr.rcode != MIO_DNS_RCODE_NOERROR) goto no_valid_reply;
if (pi->ancount < 0) goto no_valid_reply;
printf (">>>>>>>> RRDLEN = %d\n", (int)pi->_rrdlen);
printf (">>>>>>>> RCODE %d EDNS exist %d uplen %d version %d dnssecok %d\n", pi->hdr.rcode, pi->edns.exist, pi->edns.uplen, pi->edns.version, pi->edns.dnssecok);
for (i = 0; i < pi->ancount; i++)
{
if (pi->rr.an[i].rrtype == MIO_DNS_RRT_A)
mio_dns_brr_t* brr = &pi->rr.an[i];
switch (pi->rr.an[i].rrtype)
{
printf ("GOT THE RIGHT ANSSER .... \n");
goto done;
case MIO_DNS_RRT_A:
{
struct in6_addr ia;
char buf[128];
memcpy (&ia.s6_addr, brr->dptr, brr->dlen);
printf ("^^^ GOT REPLY........................ %d ", brr->dlen);
printf ("[%s]", inet_ntop(AF_INET6, &ia, buf, MIO_COUNTOF(buf)));
printf ("\n");
goto done;
}
case MIO_DNS_RRT_AAAA:
{
struct in_addr ia;
memcpy (&ia.s_addr, brr->dptr, brr->dlen);
printf ("^^^ GOT REPLY........................ %d ", brr->dlen);
printf ("[%s]", inet_ntoa(ia));
printf ("\n");
goto done;
}
case MIO_DNS_RRT_CNAME:
printf ("^^^ GOT REPLY.... CNAME [%s] %d\n", brr->dptr, (int)brr->dlen);
goto done;
default:
goto no_valid_reply;
}
}
goto no_valid_reply;
@ -639,6 +666,44 @@ done:
if (pi) mio_dns_free_packet_info(mio_svc_dnc_getmio(dnc), pi);
}
static void on_dnc_resolve_brief (mio_svc_dnc_t* dnc, mio_dns_msg_t* reqmsg, mio_errnum_t status, const void* data, mio_oow_t dlen)
{
if (status == MIO_ENOERR)
{
mio_dns_brr_t* brr = (mio_dns_brr_t*)data;
if (brr->rrtype == MIO_DNS_RRT_AAAA)
{
struct in6_addr ia;
char buf[128];
memcpy (&ia.s6_addr, brr->dptr, brr->dlen);
printf ("^^^ SIMPLE -> GOT REPLY........................ %d ", brr->dlen);
printf ("[%s]", inet_ntop(AF_INET6, &ia, buf, MIO_COUNTOF(buf)));
printf ("\n");
}
else if (brr->rrtype == MIO_DNS_RRT_A)
{
struct in_addr ia;
memcpy (&ia.s_addr, brr->dptr, brr->dlen);
printf ("^^^ SIMPLE -> GOT REPLY........................ %d ", brr->dlen);
printf ("[%s]", inet_ntoa(ia));
printf ("\n");
}
else if (brr->rrtype == MIO_DNS_RRT_CNAME)
{
printf ("^^^ SIMPLE -> CNAME [%s] %d\n", brr->dptr, (int)brr->dlen);
}
else
{
printf ("^^^ SIMPLE -> UNEXPECTED DATA...\n");
}
}
else
{
printf ("QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ NO REPLY QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQq\n");
}
}
/* ========================================================================= */
#if 1
@ -917,11 +982,21 @@ for (i = 0; i < 5; i++)
MIO_DNS_RCODE_BADCOOKIE /* rcode */
};
mio_svc_dnc_sendreq (dnc, &qhdr, qrs, MIO_COUNTOF(qrs), &qedns, MIO_NULL);
mio_svc_dnc_sendmsg (dnc, &rhdr, qrs, MIO_COUNTOF(qrs), rrs, MIO_COUNTOF(rrs), &qedns, MIO_NULL);
mio_svc_dnc_sendreq (dnc, &qhdr, &qrs[0], &qedns, MIO_NULL, 0);
mio_svc_dnc_sendmsg (dnc, &rhdr, qrs, MIO_COUNTOF(qrs), rrs, MIO_COUNTOF(rrs), &qedns, MIO_NULL, 0);
}
if (mio_svc_dnc_resolve(dnc, "www.microsoft.com", MIO_DNS_RRT_A, on_dnc_resolve) <= -1)
if (!mio_svc_dnc_resolve(dnc, "www.microsoft.com", MIO_DNS_RRT_CNAME, 0, on_dnc_resolve, 0))
{
printf ("resolve attempt failure ---> code.miflux.com\n");
}
//if (!mio_svc_dnc_resolve(dnc, "www.microsoft.com", MIO_DNS_RRT_A, MIO_SVC_DNC_RESOLVE_FLAG_BRIEF, on_dnc_resolve_brief, 0))
if (!mio_svc_dnc_resolve(dnc, "code.miflux.com", MIO_DNS_RRT_A, MIO_SVC_DNC_RESOLVE_FLAG_BRIEF, on_dnc_resolve_brief, 0))
{
printf ("resolve attempt failure ---> code.miflux.com\n");
}
if (!mio_svc_dnc_resolve(dnc, "ipv6.google.com", MIO_DNS_RRT_AAAA, MIO_SVC_DNC_RESOLVE_FLAG_BRIEF, on_dnc_resolve_brief, 0))
{
printf ("resolve attempt failure ---> code.miflux.com\n");
}