import { z } from "zod";
import type { McpServer, RegisteredTool } from "@modelcontextprotocol/sdk/server/mcp.js";
import { type Device } from "../hil/schemas.js";
import type { ToolContext } from "../tool-context.js";
export declare const TOOL_NAME = "crosspad_devices";
export interface DeviceRow extends Device {
    /** v9 compatibility: rev <2.0 boards are "esp-native"; a paired STM VCP means "stm-bridge". */
    kind: "esp-native" | "stm-bridge";
    /** v9 compatibility: the port a flasher would talk to (CDC → bootloader → console). */
    port: string | null;
    vid: number | null;
    pid: number | null;
    is_crosspad: true;
}
export declare const O_DevicesV10: {
    success: z.ZodBoolean;
    devices: z.ZodOptional<z.ZodArray<z.ZodObject<{
        id: z.ZodString;
        serial: z.ZodNullable<z.ZodString>;
        usb_mode: z.ZodEnum<{
            unknown: "unknown";
            default: "default";
            audio: "audio";
            bootloader: "bootloader";
        }>;
        ports: z.ZodObject<{
            cdc: z.ZodOptional<z.ZodNullable<z.ZodObject<{
                path: z.ZodString;
                vid: z.ZodNumber;
                pid: z.ZodNumber;
                serial: z.ZodNullable<z.ZodString>;
                product: z.ZodNullable<z.ZodString>;
                location: z.ZodNullable<z.ZodString>;
            }, z.core.$loose>>>;
            console: z.ZodOptional<z.ZodNullable<z.ZodObject<{
                path: z.ZodString;
                vid: z.ZodNumber;
                pid: z.ZodNumber;
                serial: z.ZodNullable<z.ZodString>;
                product: z.ZodNullable<z.ZodString>;
                location: z.ZodNullable<z.ZodString>;
            }, z.core.$loose>>>;
            esp_midi: z.ZodOptional<z.ZodNullable<z.ZodObject<{
                name: z.ZodString;
                rtmidi_out: z.ZodNullable<z.ZodNumber>;
                rtmidi_in: z.ZodNullable<z.ZodNumber>;
                alsa_hw: z.ZodNullable<z.ZodString>;
                rawmidi: z.ZodNullable<z.ZodString>;
            }, z.core.$loose>>>;
            stm_midi: z.ZodOptional<z.ZodNullable<z.ZodObject<{
                name: z.ZodString;
                rtmidi_out: z.ZodNullable<z.ZodNumber>;
                rtmidi_in: z.ZodNullable<z.ZodNumber>;
                alsa_hw: z.ZodNullable<z.ZodString>;
                rawmidi: z.ZodNullable<z.ZodString>;
            }, z.core.$loose>>>;
            uac2: z.ZodOptional<z.ZodNullable<z.ZodObject<{
                name: z.ZodString;
                sounddevice_index: z.ZodNullable<z.ZodNumber>;
                alsa_id: z.ZodNullable<z.ZodString>;
            }, z.core.$loose>>>;
            bootloader: z.ZodOptional<z.ZodNullable<z.ZodObject<{
                path: z.ZodString;
                vid: z.ZodNumber;
                pid: z.ZodNumber;
                serial: z.ZodNullable<z.ZodString>;
                product: z.ZodNullable<z.ZodString>;
                location: z.ZodNullable<z.ZodString>;
            }, z.core.$loose>>>;
        }, z.core.$loose>;
        board_rev: z.ZodOptional<z.ZodNullable<z.ZodString>>;
        pcb: z.ZodOptional<z.ZodNullable<z.ZodNumber>>;
        fw_rev: z.ZodOptional<z.ZodNullable<z.ZodString>>;
        kind: z.ZodEnum<{
            "esp-native": "esp-native";
            "stm-bridge": "stm-bridge";
        }>;
        port: z.ZodNullable<z.ZodString>;
        vid: z.ZodNullable<z.ZodNumber>;
        pid: z.ZodNullable<z.ZodNumber>;
        is_crosspad: z.ZodLiteral<true>;
    }, z.core.$loose>>>;
    crosspad_count: z.ZodOptional<z.ZodNumber>;
    selected: z.ZodOptional<z.ZodString>;
    ts: z.ZodOptional<z.ZodNumber>;
    error: z.ZodOptional<z.ZodObject<{
        code: z.ZodString;
        message: z.ZodString;
        hint: z.ZodOptional<z.ZodNullable<z.ZodString>>;
        details: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
    }, z.core.$loose>>;
    details: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
};
export declare function toV10DeviceRow(d: Device): DeviceRow;
/** Mirrors devices.select(): implicit selection only when exactly one device has an ESP side. */
export declare function selectedId(rows: DeviceRow[]): string | undefined;
export declare function registerDevicesTool(server: McpServer, ctx: ToolContext): RegisteredTool;