static int mysql_request(swString *sql, swString *buffer)
{
bzero(buffer->str, 5);
//length
mysql_pack_length(sql->length + 1, buffer->str);
//command
buffer->str[4] = SW_MYSQL_COM_QUERY;
buffer->length = 5;
return swString_append(buffer, sql);
}
static PHP_METHOD(swoole_buffer, append)
{
swString str;
bzero(&str, sizeof(str));
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &str.str, &str.length) == FAILURE)
{
RETURN_FALSE;
}
if (str.length < 1)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "string empty.");
RETURN_FALSE;
}
swString *buffer = swoole_get_object(getThis());
if ((str.length + buffer->size) > SW_STRING_BUFFER_MAXLEN)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "buffer size must not exceed %d", SW_STRING_BUFFER_MAXLEN);
RETURN_FALSE;
}
size_t size_old = buffer->size;
if (swString_append(buffer, &str) == SW_OK)
{
if (buffer->size > size_old)
{
zend_update_property_long(swoole_buffer_class_entry_ptr, getThis(), ZEND_STRL("capacity"), buffer->size TSRMLS_CC);
}
zend_update_property_long(swoole_buffer_class_entry_ptr, getThis(), ZEND_STRL("length"), buffer->length TSRMLS_CC);
RETURN_LONG(buffer->length);
}
else
{
RETURN_FALSE;
}
}