/* sk_v4_identity.h -- the identity gate for the v4 boot: no identity drive,
 * headless; Zuse's minted thumbdrive, a console.
 * docs/v4.0.0/plans/2026-10-26-engine-step4-identity-gate.md.
 *
 * Built only with STARFORTH_V4=1 (Kconfig.kernel).
 */
#ifndef STARKERNEL_V4_SK_V4_IDENTITY_H
#define STARKERNEL_V4_SK_V4_IDENTITY_H

#include "uefi.h"   /* BootDisk */

/* After POST and the block chain: every xHCI controller brought up, and the
 * heartbeat started, as the v3 path does before its headless wait. `boot_disk`
 * is the loader's (uefi_loader.c): a USB disk is this system's stick if it is
 * that disk, or -- when the boot disk is not a stick -- the first USB disk
 * with both StarshipOS partitions. Zuse's public key is read once the stick's
 * Artemis partition is attached (docs/v4.0.0/plans/2026-10-27-stick-4-one-disk.md,
 * Task 4). */
void sk_v4_identity_boot(const BootDisk *boot_disk);

/* 1 while Zuse's session holds: her drive is attached and checked. */
int sk_v4_identity_present(void);

/* Service the heartbeat and, once a second, the USB drives that have arrived
 * or left (v3's idle beat, its USB part).  Called while waiting for a key
 * with nothing typed. */
void sk_v4_identity_beat(void);

/* The USB drives that have arrived or left, now, not waiting for the next
 * beat: before each prompt, so that a drive pulled while the last line ran
 * is seen before a prompt is shown. */
void sk_v4_identity_check_now(void);

/* Headless: no prompt, and what is typed is read and dropped, until Zuse's
 * session begins (v3's sk_repl_headless_wait()). */
void sk_v4_identity_wait(void);

#endif /* STARKERNEL_V4_SK_V4_IDENTITY_H */