int UI_set_result(UI *ui, UI_STRING *uis, const char *result)
{
    int l = strlen(result);

    ui->flags &= ~UI_FLAG_REDOABLE;

    switch (uis->type) {
    case UIT_PROMPT:
    case UIT_VERIFY:
        {
            char number1[DECIMAL_SIZE(uis->_.string_data.result_minsize) + 1];
            char number2[DECIMAL_SIZE(uis->_.string_data.result_maxsize) + 1];

            BIO_snprintf(number1, sizeof(number1), "%d",
                         uis->_.string_data.result_minsize);
            BIO_snprintf(number2, sizeof(number2), "%d",
                         uis->_.string_data.result_maxsize);

            if (l < uis->_.string_data.result_minsize) {
                ui->flags |= UI_FLAG_REDOABLE;
                UIerr(UI_F_UI_SET_RESULT, UI_R_RESULT_TOO_SMALL);
                ERR_add_error_data(5, "You must type in ",
                                   number1, " to ", number2, " characters");
                return -1;
            }
            if (l > uis->_.string_data.result_maxsize) {
                ui->flags |= UI_FLAG_REDOABLE;
                UIerr(UI_F_UI_SET_RESULT, UI_R_RESULT_TOO_LARGE);
                ERR_add_error_data(5, "You must type in ",
                                   number1, " to ", number2, " characters");
                return -1;
            }
        }

        if (uis->result_buf == NULL) {
            UIerr(UI_F_UI_SET_RESULT, UI_R_NO_RESULT_BUFFER);
            return -1;
        }

        OPENSSL_strlcpy(uis->result_buf, result,
                    uis->_.string_data.result_maxsize + 1);
        break;
    case UIT_BOOLEAN:
        {
            const char *p;

            if (uis->result_buf == NULL) {
                UIerr(UI_F_UI_SET_RESULT, UI_R_NO_RESULT_BUFFER);
                return -1;
            }

            uis->result_buf[0] = '\0';
            for (p = result; *p; p++) {
                if (strchr(uis->_.boolean_data.ok_chars, *p)) {
                    uis->result_buf[0] = uis->_.boolean_data.ok_chars[0];
                    break;
                }
                if (strchr(uis->_.boolean_data.cancel_chars, *p)) {
                    uis->result_buf[0] = uis->_.boolean_data.cancel_chars[0];
                    break;
                }
            }
        }
    case UIT_NONE:
    case UIT_INFO:
    case UIT_ERROR:
        break;
    }
    return 0;
}