tb_char_t const* tb_string_strcat(tb_string_ref_t string, tb_string_ref_t s)
{
// check
tb_assert_and_check_return_val(s, tb_null);
// done
return tb_string_cstrncat(string, tb_string_cstr(s), tb_string_size(s));
}
tb_char_t const* tb_string_cstrfcat(tb_string_ref_t string, tb_char_t const* fmt, ...)
{
// check
tb_assert_and_check_return_val(string && fmt, tb_null);
// format data
tb_char_t p[TB_SCOPED_STRING_FMTD_SIZE] = {0};
tb_long_t n = 0;
tb_vsnprintf_format(p, TB_SCOPED_STRING_FMTD_SIZE, fmt, &n);
tb_assert_and_check_return_val(n, tb_null);
// done
return tb_string_cstrncat(string, p, n);
}
static tb_object_ref_t tb_object_json_reader_func_string(tb_object_json_reader_t* reader, tb_char_t type)
{
// check
tb_assert_and_check_return_val(reader && reader->stream && (type == '\"' || type == '\''), tb_null);
// init data
tb_string_t data;
if (!tb_string_init(&data)) return tb_null;
// walk
tb_char_t ch;
while (tb_stream_left(reader->stream))
{
// read one character
ch = tb_stream_bread_s8(reader->stream);
// end?
if (ch == '\"' || ch == '\'') break;
// the escaped character?
else if (ch == '\\')
{
// read one character
ch = tb_stream_bread_s8(reader->stream);
// unicode?
if (ch == 'u')
{
#ifdef TB_CONFIG_MODULE_HAVE_CHARSET
// the unicode string
tb_char_t unicode_str[5];
unicode_str[0] = tb_stream_bread_s8(reader->stream);
unicode_str[1] = tb_stream_bread_s8(reader->stream);
unicode_str[2] = tb_stream_bread_s8(reader->stream);
unicode_str[3] = tb_stream_bread_s8(reader->stream);
unicode_str[4] = '\0';
// the unicode value
tb_uint16_t unicode_val = tb_s16toi32(unicode_str);
// the utf8 stream
tb_char_t utf8_data[16] = {0};
tb_static_stream_t utf8_stream;
tb_static_stream_init(&utf8_stream, (tb_byte_t*)utf8_data, sizeof(utf8_data));
// the unicode stream
tb_static_stream_t unicode_stream = {0};
tb_static_stream_init(&unicode_stream, (tb_byte_t*)&unicode_val, 2);
// unicode to utf8
tb_long_t utf8_size = tb_charset_conv_bst(TB_CHARSET_TYPE_UCS2 | TB_CHARSET_TYPE_NE, TB_CHARSET_TYPE_UTF8, &unicode_stream, &utf8_stream);
if (utf8_size > 0) tb_string_cstrncat(&data, utf8_data, utf8_size);
#else
// trace
tb_trace1_e("unicode type is not supported, please enable charset module config if you want to use it!");
// only append it
tb_string_chrcat(&data, ch);
#endif
}
// append escaped character
else tb_string_chrcat(&data, ch);
}
// append character
else tb_string_chrcat(&data, ch);
}
// init string
tb_object_ref_t string = tb_object_string_init_from_cstr(tb_string_cstr(&data));
// trace
tb_trace_d("string: %s", tb_string_cstr(&data));
// exit data
tb_string_exit(&data);
// ok?
return string;
}
tb_char_t const* tb_string_cstrcat(tb_string_ref_t string, tb_char_t const* s)
{
// check
tb_assert_and_check_return_val(s, tb_null);
return tb_string_cstrncat(string, s, tb_strlen(s));
}
