/** Generate MRCP v2 start-line */
static apt_bool_t mrcp_v2_start_line_generate(mrcp_start_line_t *start_line, apt_text_stream_t *stream)
{
char *pos = stream->pos;
mrcp_version_generate(start_line->version,stream);
*stream->pos++ = APT_TOKEN_SP;
start_line->length = stream->pos - pos; /* length is temporary used to store offset */
/* reserving MAX_DIGIT_COUNT space for start_line->length */
memset(stream->pos,APT_TOKEN_SP,MAX_DIGIT_COUNT+1);
stream->pos += MAX_DIGIT_COUNT+1;
if(start_line->message_type == MRCP_MESSAGE_TYPE_RESPONSE) {
mrcp_request_id_generate(start_line->request_id,stream);
*stream->pos++ = APT_TOKEN_SP;
mrcp_status_code_generate(start_line->status_code,stream);
*stream->pos++ = APT_TOKEN_SP;
mrcp_request_state_generate(start_line->request_state,stream);
}
else {
memcpy(stream->pos,start_line->method_name.buf,start_line->method_name.length);
stream->pos += start_line->method_name.length;
*stream->pos++ = APT_TOKEN_SP;
mrcp_request_id_generate(start_line->request_id,stream);
if(start_line->message_type == MRCP_MESSAGE_TYPE_EVENT) {
*stream->pos++ = APT_TOKEN_SP;
mrcp_request_state_generate(start_line->request_state,stream);
}
}
return TRUE;
}
/** Generate mrcp request-id list */
static apt_bool_t mrcp_request_id_list_generate(mrcp_request_id_list_t *request_id_list, apt_text_stream_t *stream)
{
size_t i;
for(i=0; i<request_id_list->count; i++) {
mrcp_request_id_generate(request_id_list->ids[i],stream);
if(i < request_id_list->count-1) {
*stream->pos++ = ',';
}
}
return TRUE;
}
/** Generate MRCP response-line */
static apt_bool_t mrcp_response_line_generate(mrcp_start_line_t *start_line, apt_text_stream_t *stream)
{
mrcp_version_generate(start_line->version,stream);
*stream->pos++ = APT_TOKEN_SP;
mrcp_request_id_generate(start_line->request_id,stream);
*stream->pos++ = APT_TOKEN_SP;
mrcp_status_code_generate(start_line->status_code,stream);
*stream->pos++ = APT_TOKEN_SP;
mrcp_request_state_generate(start_line->request_state,stream);
return TRUE;
}
/** Generate mrcp request-id list */
static apt_bool_t mrcp_request_id_list_generate(mrcp_request_id_list_t *request_id_list, apt_str_t *str, apr_pool_t *pool)
{
apr_size_t i;
char buf[256];
apt_text_stream_t stream;
apt_text_stream_init(&stream,buf,sizeof(buf));
for(i=0; i<request_id_list->count; i++) {
mrcp_request_id_generate(request_id_list->ids[i],&stream);
if(i < request_id_list->count-1) {
*stream.pos++ = ',';
}
}
apt_string_assign_n(str,stream.text.buf, stream.pos - stream.text.buf, pool);
return TRUE;
}
/** Generate MRCP request-line */
static apt_bool_t mrcp_request_line_generate(mrcp_start_line_t *start_line, apt_text_stream_t *stream)
{
memcpy(stream->pos,start_line->method_name.buf,start_line->method_name.length);
stream->pos += start_line->method_name.length;
*stream->pos++ = APT_TOKEN_SP;
mrcp_request_id_generate(start_line->request_id,stream);
*stream->pos++ = APT_TOKEN_SP;
if(start_line->message_type == MRCP_MESSAGE_TYPE_REQUEST) {
if(start_line->status_code != MRCP_STATUS_CODE_UNKNOWN) {
mrcp_status_code_generate(start_line->status_code,stream);
*stream->pos++ = APT_TOKEN_SP;
}
}
else if(start_line->message_type == MRCP_MESSAGE_TYPE_EVENT) {
mrcp_request_state_generate(start_line->request_state,stream);
*stream->pos++ = APT_TOKEN_SP;
}
mrcp_version_generate(start_line->version,stream);
return TRUE;
}
