/**
* idmef_message_get_string:
* @message: Pointer to an #idmef_message_t object.
* @path: Path to retrieve the string from within @message.
* @result: Pointer where the result should be stored.
*
* Retrieve the string stored within @path of @message and store it
* in the user provided @result.
*
* The caller is responssible for freeing @result.
*
* Returns: A positive value in case @path was successfully retrieved
* 0 if the path is empty, or a negative value if an error occured.
*/
int idmef_message_get_string(idmef_message_t *message, const char *path, char **result)
{
int ret;
idmef_value_t *iv;
prelude_string_t *str;
ret = idmef_message_get_value(message, path, &iv);
if ( ret <= 0 )
return ret;
if ( idmef_value_get_type(iv) != IDMEF_VALUE_TYPE_STRING ) {
ret = _idmef_value_cast(iv, IDMEF_VALUE_TYPE_STRING, 0);
if ( ret < 0 )
goto err;
}
if ( ! (str = idmef_value_get_string(iv)) ) {
ret = -1;
goto err;
}
if ( prelude_string_is_empty(str) ) {
*result = NULL;
return 0;
}
*result = strdup(prelude_string_get_string(str));
ret = prelude_string_get_len(str);
err:
idmef_value_destroy(iv);
return ret;
}
static void send_string(prelude_msgbuf_t *msgbuf, prelude_string_t *out, int type)
{
size_t len;
len = prelude_string_is_empty(out) ? 0 : (prelude_string_get_len(out) + 1);
if ( type == PRELUDE_MSG_OPTION_VALUE && ! len )
return;
prelude_msgbuf_set(msgbuf, type, len, prelude_string_get_string(out));
}
static int btime_print(const idmef_criterion_value_t *cv, prelude_io_t *fd)
{
int ret;
prelude_string_t *out;
ret = prelude_string_new(&out);
if ( ret < 0 )
return ret;
ret = btime_to_string(cv, out);
if ( ret < 0 ) {
prelude_string_destroy(out);
return ret;
}
ret = prelude_io_write(fd, prelude_string_get_string(out), prelude_string_get_len(out));
prelude_string_destroy(out);
return ret;
}
