void mx_list_fill( mx_list_t* ml, const char* domain )
{
stralloc mxs = { 0 };
stralloc host = { 0 };
char* current;
// create the "djb-string" and look up the MX servers
stralloc_copys( &host, domain );
if ( 0 != dns_mx( &mxs, &host ) ) {
fprintf( stderr, "Error resolving\n" );
exit( -1 );
}
// now, for each MX, we resolve the hostname
current = mxs.s;
while ( current < ( mxs.s + mxs.len ) ) {
int weight = 255 * current[ 0 ] + current[ 1 ];
current += 2;
if ( mx_debug_mode )
fprintf( stdout,
"%s\t\tMX\t%-2d\t%s\n",
domain,
weight,
current );
// we have one hostname, look that up
mx_list_fill_name( ml, current );
while ( *current != 0 )
current++;
current++;
}
}
int main () {
stralloc out ={0};
stralloc sa ={0};
char ip[4];
char *dn =0;
stralloc_copys(&sa, "abcdefg");
dns_ip4(&out, &sa);
dns_ip4_qualify(&out, &sa, &sa);
dns_name4(&out, ip);
dns_mx(&out, &sa);
dns_txt(&out, &sa);
dns_domain_length(sa.s);
dns_domain_equal(sa.s, sa.s);
dns_domain_copy(&dn, sa.s);
dns_domain_fromdot(&dn, sa.s, sa.len);
return 0;
}
