/* //////////////////////////////////////////////////////////////////////////////////////
* interfaces
*/
tb_dns_looker_ref_t tb_dns_looker_init(tb_char_t const* name)
{
// check
tb_assert_and_check_return_val(name, tb_null);
// must be not address
tb_assert(!tb_ipaddr_ip_cstr_set(tb_null, name, TB_IPADDR_FAMILY_NONE));
// done
tb_bool_t ok = tb_false;
tb_dns_looker_t* looker = tb_null;
do
{
// make looker
looker = tb_malloc0_type(tb_dns_looker_t);
tb_assert_and_check_return_val(looker, tb_null);
// dump server
// tb_dns_server_dump();
// get the dns server list
looker->maxn = tb_dns_server_get(looker->list);
tb_check_break(looker->maxn && looker->maxn <= tb_arrayn(looker->list));
// init name
if (!tb_static_string_init(&looker->name, (tb_char_t*)looker->data, TB_DNS_NAME_MAXN)) break;
tb_static_string_cstrcpy(&looker->name, name);
// init rpkt
if (!tb_static_buffer_init(&looker->rpkt, looker->data + TB_DNS_NAME_MAXN, TB_DNS_RPKT_MAXN)) break;
// init family
looker->family = TB_IPADDR_FAMILY_IPV4;
// init sock
looker->sock = tb_socket_init(TB_SOCKET_TYPE_UDP, looker->family);
tb_assert_and_check_break(looker->sock);
// init itor
looker->itor = 1;
// ok
ok = tb_true;
} while (0);
// failed?
if (!ok)
{
// exit it
if (looker) tb_dns_looker_exit((tb_dns_looker_ref_t)looker);
looker = tb_null;
}
// ok?
return (tb_dns_looker_ref_t)looker;
}
/* //////////////////////////////////////////////////////////////////////////////////////
* main
*/
tb_int_t tb_demo_string_static_string_main(tb_int_t argc, tb_char_t** argv)
{
tb_static_string_t s;
tb_char_t b[4096];
tb_static_string_init(&s, b, 4096);
tb_static_string_cstrcpy(&s, "hello");
tb_static_string_chrcat(&s, ' ');
tb_static_string_cstrfcat(&s, "%s", "world");
tb_trace_i("%s", tb_static_string_cstr(&s));
tb_static_string_exit(&s);
return 0;
}
static tb_object_ref_t tb_object_xplist_reader_func_dictionary(tb_object_xplist_reader_t* reader, tb_size_t event)
{
// check
tb_assert_and_check_return_val(reader && reader->reader && event, tb_null);
// empty?
if (event == TB_XML_READER_EVENT_ELEMENT_EMPTY)
return tb_object_dictionary_init(TB_OBJECT_DICTIONARY_SIZE_MICRO, tb_false);
// init key name
tb_static_string_t kname;
tb_char_t kdata[8192];
if (!tb_static_string_init(&kname, kdata, 8192)) return tb_null;
// init dictionary
tb_object_ref_t dictionary = tb_object_dictionary_init(0, tb_false);
tb_assert_and_check_return_val(dictionary, tb_null);
// done
tb_long_t ok = 0;
tb_bool_t key = tb_false;
while (!ok && (event = tb_xml_reader_next(reader->reader)))
{
switch (event)
{
case TB_XML_READER_EVENT_ELEMENT_BEG:
case TB_XML_READER_EVENT_ELEMENT_EMPTY:
{
// name
tb_char_t const* name = tb_xml_reader_element(reader->reader);
tb_assert_and_check_break_state(name, ok, -1);
tb_trace_d("%s", name);
// is key
if (!tb_stricmp(name, "key")) key = tb_true;
else if (!key)
{
// func
tb_object_xplist_reader_func_t func = tb_object_xplist_reader_func(name);
tb_assert_and_check_break_state(func, ok, -1);
// read
tb_object_ref_t object = func(reader, event);
tb_trace_d("%s => %p", tb_static_string_cstr(&kname), object);
tb_assert_and_check_break_state(object, ok, -1);
// set key & value
if (tb_static_string_size(&kname) && dictionary)
tb_object_dictionary_insert(dictionary, tb_static_string_cstr(&kname), object);
// clear key name
tb_static_string_clear(&kname);
}
}
break;
case TB_XML_READER_EVENT_ELEMENT_END:
{
// name
tb_char_t const* name = tb_xml_reader_element(reader->reader);
tb_assert_and_check_break_state(name, ok, -1);
// is end?
if (!tb_stricmp(name, "dict")) ok = 1;
else if (!tb_stricmp(name, "key")) key = tb_false;
}
break;
case TB_XML_READER_EVENT_TEXT:
{
if (key)
{
// text
tb_char_t const* text = tb_xml_reader_text(reader->reader);
tb_assert_and_check_break_state(text, ok, -1);
// writ key name
tb_static_string_cstrcpy(&kname, text);
}
}
break;
default:
break;
}
}
// failed
if (ok < 0)
{
// exit it
if (dictionary) tb_object_exit(dictionary);
dictionary = tb_null;
}
// exit key name
tb_static_string_exit(&kname);
// ok?
return dictionary;
}
